Presentation of LED
•Download as PPTX, PDF•
0 likes•205 views
Humphrey Davy created the first electric light in 1800 using an arc lamp with wires connected to a battery and piece of coal. Thomas Edison later invented the first practical light bulb in 1879 using a carbon filament inside an oxygen-free glass bulb that lasted 40 hours. Over the years, improvements were made such as adjustable power beams, fluorescent lighting, halogen bulbs, and the first LED in the 1940s-50s to make lighting more efficient and eco-friendly.
Report
Share
Report
Share
Recommended
A short history of the light bulb
The light bulb has evolved significantly since its early inception in the 19th century. Early inventors experimented with platinum filaments, but Thomas Edison's design using a carbon filament and high resistance was more economically viable. Later innovations included using tungsten filaments, inert gases to improve efficiency, and the development of CFL and LED bulbs. While designs have changed, the light bulb remains a symbol of technological progress and lighting continues to advance with new efficient options like LEDs poised to replace traditional bulbs.
Light bulbs
Humphrey Davy created the first electric light in 1800 using an arc lamp with wires connected to a battery and charcoal. However, this early design was not practical for home use due to its high power needs. Thomas Edison later developed the incandescent light bulb in 1879 using a carbon filament inside an oxygen-free glass bulb, which could last over 40 hours. Over the decades, light bulbs were improved through new materials and designs like fluorescent lights and LEDs to increase efficiency and capacity.
Edison and the invention of the incandescent light bulb
Thomas Edison focused on inventing an inexpensive and safe electric light bulb to replace gas lighting in 1878. After many experiments with different filament materials like platinum, he returned to using a carbon filament. The first carbon filament bulb lasted over 13 hours. Edison continued improving the design and was granted a patent for an electric lamp using a carbon filament in 1880. A few months later, Edison's team discovered that a carbonized bamboo filament could last over 1,200 hours, helping make the light bulb practical for widespread commercial use.
A Unique History of the Light Bulb
While Thomas Edison is often credited with inventing the light bulb, many other inventors contributed important developments over several decades that led to its creation. These included Sir Humphrey Davy, who created the first artificial light in 1809, and Joseph Swan, who displayed one of the first long-lasting light bulbs in 1860. It was finally Thomas Edison, in 1879, who developed an inexpensive, durable carbon filament bulb that could last over 1300 hours, making electric lighting practical for the first time.
Edison's bright idea
Thomas Edison was an American inventor born in 1847 in Ohio. He showed an early curiosity and interest in science, but struggled in traditional school. His mother allowed him to set up a home laboratory to nurture his interests. After many experiments, in 1879 Edison invented the incandescent light bulb using a carbonized cotton filament that lasted for over two days, revolutionizing lighting. Throughout his life he patented over 1,000 inventions, but the light bulb had the biggest impact and remains one of his most famous inventions, changing how people lived and worked.
Thomas edison project
Thomas Edison invented the light bulb in October 1879. He worked with his team to develop a long-lasting light bulb, trying over 1,500 materials before settling on one with a carbon filament that lasted nearly 200 hours. While incandescent bulbs are inefficient, converting only 4-6% of power to visible light, they remain widely used due to their low cost and ease of incorporation into electrical systems.
Light bulb
Thomas Edison created the light bulb on October 22, 1878. The light bulb works by heating a thin filament with an electric current until it glows, producing light. While the first light bulb was simpler and less practical than modern light bulbs, it significantly improved people's lives by providing artificial light after dark, allowing activities like cooking, reading, and homework to be done inside the home.
How the First Ever Light Bulb Was Invented
The document discusses the history of the light bulb, from early unsuccessful attempts in the 18th century to the breakthrough of Thomas Edison in the late 19th century. It describes experiments before Edison with electric arcs and carbon filaments that did not last long enough. Edison was eventually able to create a carbonized thread that burned for 13 hours in 1879, leading to his successful commercialization of the light bulb. While light bulbs are now commonplace, research continues to improve efficiency and performance.
Recommended
A short history of the light bulb
The light bulb has evolved significantly since its early inception in the 19th century. Early inventors experimented with platinum filaments, but Thomas Edison's design using a carbon filament and high resistance was more economically viable. Later innovations included using tungsten filaments, inert gases to improve efficiency, and the development of CFL and LED bulbs. While designs have changed, the light bulb remains a symbol of technological progress and lighting continues to advance with new efficient options like LEDs poised to replace traditional bulbs.
Light bulbs
Humphrey Davy created the first electric light in 1800 using an arc lamp with wires connected to a battery and charcoal. However, this early design was not practical for home use due to its high power needs. Thomas Edison later developed the incandescent light bulb in 1879 using a carbon filament inside an oxygen-free glass bulb, which could last over 40 hours. Over the decades, light bulbs were improved through new materials and designs like fluorescent lights and LEDs to increase efficiency and capacity.
Edison and the invention of the incandescent light bulb
Thomas Edison focused on inventing an inexpensive and safe electric light bulb to replace gas lighting in 1878. After many experiments with different filament materials like platinum, he returned to using a carbon filament. The first carbon filament bulb lasted over 13 hours. Edison continued improving the design and was granted a patent for an electric lamp using a carbon filament in 1880. A few months later, Edison's team discovered that a carbonized bamboo filament could last over 1,200 hours, helping make the light bulb practical for widespread commercial use.
A Unique History of the Light Bulb
While Thomas Edison is often credited with inventing the light bulb, many other inventors contributed important developments over several decades that led to its creation. These included Sir Humphrey Davy, who created the first artificial light in 1809, and Joseph Swan, who displayed one of the first long-lasting light bulbs in 1860. It was finally Thomas Edison, in 1879, who developed an inexpensive, durable carbon filament bulb that could last over 1300 hours, making electric lighting practical for the first time.
Edison's bright idea
Thomas Edison was an American inventor born in 1847 in Ohio. He showed an early curiosity and interest in science, but struggled in traditional school. His mother allowed him to set up a home laboratory to nurture his interests. After many experiments, in 1879 Edison invented the incandescent light bulb using a carbonized cotton filament that lasted for over two days, revolutionizing lighting. Throughout his life he patented over 1,000 inventions, but the light bulb had the biggest impact and remains one of his most famous inventions, changing how people lived and worked.
Thomas edison project
Thomas Edison invented the light bulb in October 1879. He worked with his team to develop a long-lasting light bulb, trying over 1,500 materials before settling on one with a carbon filament that lasted nearly 200 hours. While incandescent bulbs are inefficient, converting only 4-6% of power to visible light, they remain widely used due to their low cost and ease of incorporation into electrical systems.
Light bulb
Thomas Edison created the light bulb on October 22, 1878. The light bulb works by heating a thin filament with an electric current until it glows, producing light. While the first light bulb was simpler and less practical than modern light bulbs, it significantly improved people's lives by providing artificial light after dark, allowing activities like cooking, reading, and homework to be done inside the home.
How the First Ever Light Bulb Was Invented
The document discusses the history of the light bulb, from early unsuccessful attempts in the 18th century to the breakthrough of Thomas Edison in the late 19th century. It describes experiments before Edison with electric arcs and carbon filaments that did not last long enough. Edison was eventually able to create a carbonized thread that burned for 13 hours in 1879, leading to his successful commercialization of the light bulb. While light bulbs are now commonplace, research continues to improve efficiency and performance.
A Short History of the Light Bulb
The document discusses the history and development of the light bulb, from early experiments with platinum filaments to modern LED bulbs. It outlines key inventors and innovations over time, including Thomas Edison's successful carbon filament design in the late 1870s and the more recent introduction of compact fluorescent bulbs. The text promotes visiting Greenhouse Organization's website to purchase energy saving light bulbs.
Invention power point
Thomas Edison, born in 1847 in Ohio, was not the first to invent the light bulb but greatly improved its design and longevity, inventing in 1879 a practical bulb that lasted up to 1,500 hours. Without Edison's breakthrough, modern technologies like televisions and computers would not exist as his light bulb invention enabled electricity and lit the way for further innovations.
The light bulb
Sir Humphry Davy created the first light bulb in 1802, and Frederick de Moleyns received the first patent for an incandescent lamp in 1841. In 1875, Pavel Nikolayevich Yablochkov developed the first practical arc lamp, and in 1878 William E. Sawyer and Albon Man received a patent for a nitrogen-filled globe with a carbon conductor. While these inventors made early contributions, Thomas Edison is generally credited with inventing the first long-lasting, practical incandescent light bulb in the late 1870s.
Artf lightppt 2
The document discusses the history and evolution of artificial light sources from their inception to modern times. It begins by distinguishing natural light sources like sunlight from artificial ones invented by humans. The first artificial light source was the incandescent light bulb invented by Thomas Edison in 1879, which used a heated filament to produce light but was inefficient. Fluorescent lights were developed later and were more efficient. Compact fluorescent lights and various discharge lamps further increased efficiency. Recently, LED lights have become most efficient due to lower energy consumption and longer lifespan than other alternatives. The document traces the technological progression of artificial lighting over time to become more sustainable.
Bulb
The document summarizes the history of the light bulb, including its key components and manufacturing process. It discusses how Thomas Edison was able to create an effective version through developing an incandescent material, high vacuum, and high resistance filament. The document also profiles Thomas Edison and his work developing the light bulb, as well as British inventor Joseph Wilson Swan who worked on early carbon filament designs.
History of Light Bulbs
Thomas Edison invented the incandescent light bulb in 1879, but electric lighting was already a mature industry with many contributors including Davy, De la Rue, Lindsay, Joule, de Moleyns, and Gobel. Edison and his team made thousands of attempts to develop a high-resistance bulb that required less power than arc lamps. By 1880, they had created a 16-watt bulb that could last 1500 hours, marking an important innovation but also starting a fight for control of the emerging industry between companies like GE and Westinghouse.
Life of A Great Scientist - Thomas Edison
A presentation on a great American scientist Thomas Edison (1847 - 1931) who gave fascinating concepts to the world, particularly in the field of Electrical Engineering
Thomas Edison ppt
Thomas Alva Edison was an American inventor who developed many pioneering devices, including the phonograph, the motion picture camera, and a long-lasting practical electric light bulb. According to a story, when Edison was a child his teacher deemed him addled and told his mother he could no longer attend school, but his mother recognized his genius and taught him herself at home. Later in life, Edison discovered a note from the teacher calling him addled, and cried for hours realizing how much his mother had done for him. Edison held over 1,000 patents and won many awards for his inventions, leaving a significant impact on technology and daily life around the world.
Light bulb!!!
The light bulb was invented in 1878 by Thomas Edison in Menlo Park, New Jersey. It was the first practical incandescent light that was inexpensive enough for widespread domestic use. Originally light bulbs were yellow, white, or clear in color and looked very different than modern light bulbs. Edison invented the light bulb to provide safe indoor lighting as oil lamps caused many fires. Though Edison had help from others like Davy Swan, he is generally credited as the inventor of the light bulb.
Electric light bulb
Thomas Edison invented the electric light bulb in 1878 in Milan, Ohio. He had two wives and three children and died in 1931 in New Jersey. The electric light bulb Edison invented allowed people to easily turn lights on when it was dark.
The History Of Thomas Alva Edison
Through this power point presentation you will learn more about the history and inventions of Thomas Alva Edison.
Residential lighting technologies
The document discusses the advantages of LED lighting technologies over traditional lighting options. It provides an overview of standards and regulations related to energy efficiency. Finally, it outlines different types of LED lighting solutions for various areas of the home and landscape, including under cabinet lights, strip lights, bulbs, landscape lights, and solar lights.
Presentation1 intermediate 1 def
The document summarizes the history and development of the light bulb. It describes how the light bulb was not invented by a single inventor, but was instead the result of incremental improvements over time by many inventors since the 1830s. It then discusses Thomas Edison's role in creating the first long-lasting, practical incandescent light bulb in 1879. Finally, it notes how light bulbs have changed over time through new materials and technologies, and their widespread use in homes, offices, and energy-efficient alternatives.
The telephone
Alexander Graham Bell was a Scottish scientist and inventor born in 1847 who is most famous for inventing the telephone. He was educated in London and worked to help deaf children communicate by experimenting with the human ear. His most famous accomplishment was inventing the telephone in 1874, allowing for easier communication around the world. Bell died in 1922 at the age of 75, having revolutionized communication through his inventions.
Web quest brewer 03
Thomas Edison was a prominent American inventor in the late 19th century. The document discusses Edison's early life and career, including his work establishing Menlo Park laboratories, where he invented the phonograph and worked to develop electric power distribution through his development of the light bulb and direct current (DC) power. It also notes his rivalry with inventor Nikola Tesla in the "current wars" over DC and alternating current (AC) technologies, and provides links to learn more about Edison's inventions and their impacts.
Thomas edison
Thomas Edison (1847-1931) was an American inventor and businessman who developed many pioneering inventions including the phonograph, the motion picture camera, and a commercially viable incandescent light bulb. He held a world record with over 1,000 patents to his name and founded the first industrial research laboratory. Some of his most famous companies included the Edison Speaking Phonograph Company, Edison Electric Light Company, and National Phonograph Company. Edison worked as a telegraph operator from a young age and pursued inventing as a passion, making major contributions to the establishment of the motion picture and electric power industries.
Inventor - Thomas Alva Edison
In this presentation I talk about the life of the famous inventor , Thomas Alva Edison. Hope you enjoy and I appreciate if you leave a Thumbs up!
Thomas alva edison
Thomas Edison was one of the most prolific inventors in history, holding over 1,000 patents. He had little formal schooling but was largely self-taught. Some of his most famous inventions include the phonograph in 1877, the incandescent light bulb in 1879, and the motion picture camera known as the Kinetoscope. Edison established the first industrial research lab in Menlo Park, New Jersey which was responsible for many groundbreaking innovations in electricity, telegraphy, and sound recording. He went on to found General Electric which helped distribute electricity and ushered in the modern electric age.
Ppt slide presentation for LIght Art
This document discusses the history and advancement of light art. It describes how scientists like James Clerk Maxwell and artists like Monet and Seurat studied the properties of light and used it in their work. Their discoveries helped establish light art. The document also outlines some key developments in light art such as stained glass windows, shadow puppetry, and modern inventions that use electrical light to create sculptures and designs. It discusses advantages of different types of lighting for enhancing artwork.
Thomas alva edison
Thomas Edison was an American inventor who developed many pioneering devices, including the phonograph, the motion picture camera, and a long-lasting electric light bulb. He established the first industrial research laboratory in Menlo Park, New Jersey, where he and his team conducted experiments and developed new inventions. Edison held over 1,000 patents and his inventions contributed greatly to mass communication and the modern industrialized world through innovations in recorded sound, electric power, and motion pictures.
CalFresh Partnerships Conference Call 3-21-17
This document provides updates on Alameda County's CalFresh Partnerships Program, including new partners and a partner directory. It encourages collecting client stories to demonstrate the need for CalFresh funding and provides details on what information should be included in submitted stories. An example story is given about a mother of four from Hayward who finds it difficult to make ends meet. She expresses gratitude for being approved for CalFresh benefits and says it helps her buy food and other necessities for her family. The document ends with a reminder about an upcoming in-person meeting.
La Belleza
El documento habla sobre la belleza exterior y cómo la sociedad promueve demasiado la estética. Los famosos son retocados en las revistas para parecer perfectos y esto hace creer a la gente que lo más importante es la apariencia física cuando en realidad no define el éxito de una persona.
More Related Content
What's hot
A Short History of the Light Bulb
The document discusses the history and development of the light bulb, from early experiments with platinum filaments to modern LED bulbs. It outlines key inventors and innovations over time, including Thomas Edison's successful carbon filament design in the late 1870s and the more recent introduction of compact fluorescent bulbs. The text promotes visiting Greenhouse Organization's website to purchase energy saving light bulbs.
Invention power point
Thomas Edison, born in 1847 in Ohio, was not the first to invent the light bulb but greatly improved its design and longevity, inventing in 1879 a practical bulb that lasted up to 1,500 hours. Without Edison's breakthrough, modern technologies like televisions and computers would not exist as his light bulb invention enabled electricity and lit the way for further innovations.
The light bulb
Sir Humphry Davy created the first light bulb in 1802, and Frederick de Moleyns received the first patent for an incandescent lamp in 1841. In 1875, Pavel Nikolayevich Yablochkov developed the first practical arc lamp, and in 1878 William E. Sawyer and Albon Man received a patent for a nitrogen-filled globe with a carbon conductor. While these inventors made early contributions, Thomas Edison is generally credited with inventing the first long-lasting, practical incandescent light bulb in the late 1870s.
Artf lightppt 2
The document discusses the history and evolution of artificial light sources from their inception to modern times. It begins by distinguishing natural light sources like sunlight from artificial ones invented by humans. The first artificial light source was the incandescent light bulb invented by Thomas Edison in 1879, which used a heated filament to produce light but was inefficient. Fluorescent lights were developed later and were more efficient. Compact fluorescent lights and various discharge lamps further increased efficiency. Recently, LED lights have become most efficient due to lower energy consumption and longer lifespan than other alternatives. The document traces the technological progression of artificial lighting over time to become more sustainable.
Bulb
The document summarizes the history of the light bulb, including its key components and manufacturing process. It discusses how Thomas Edison was able to create an effective version through developing an incandescent material, high vacuum, and high resistance filament. The document also profiles Thomas Edison and his work developing the light bulb, as well as British inventor Joseph Wilson Swan who worked on early carbon filament designs.
History of Light Bulbs
Thomas Edison invented the incandescent light bulb in 1879, but electric lighting was already a mature industry with many contributors including Davy, De la Rue, Lindsay, Joule, de Moleyns, and Gobel. Edison and his team made thousands of attempts to develop a high-resistance bulb that required less power than arc lamps. By 1880, they had created a 16-watt bulb that could last 1500 hours, marking an important innovation but also starting a fight for control of the emerging industry between companies like GE and Westinghouse.
Life of A Great Scientist - Thomas Edison
A presentation on a great American scientist Thomas Edison (1847 - 1931) who gave fascinating concepts to the world, particularly in the field of Electrical Engineering
Thomas Edison ppt
Thomas Alva Edison was an American inventor who developed many pioneering devices, including the phonograph, the motion picture camera, and a long-lasting practical electric light bulb. According to a story, when Edison was a child his teacher deemed him addled and told his mother he could no longer attend school, but his mother recognized his genius and taught him herself at home. Later in life, Edison discovered a note from the teacher calling him addled, and cried for hours realizing how much his mother had done for him. Edison held over 1,000 patents and won many awards for his inventions, leaving a significant impact on technology and daily life around the world.
Light bulb!!!
The light bulb was invented in 1878 by Thomas Edison in Menlo Park, New Jersey. It was the first practical incandescent light that was inexpensive enough for widespread domestic use. Originally light bulbs were yellow, white, or clear in color and looked very different than modern light bulbs. Edison invented the light bulb to provide safe indoor lighting as oil lamps caused many fires. Though Edison had help from others like Davy Swan, he is generally credited as the inventor of the light bulb.
Electric light bulb
Thomas Edison invented the electric light bulb in 1878 in Milan, Ohio. He had two wives and three children and died in 1931 in New Jersey. The electric light bulb Edison invented allowed people to easily turn lights on when it was dark.
The History Of Thomas Alva Edison
Through this power point presentation you will learn more about the history and inventions of Thomas Alva Edison.
Residential lighting technologies
The document discusses the advantages of LED lighting technologies over traditional lighting options. It provides an overview of standards and regulations related to energy efficiency. Finally, it outlines different types of LED lighting solutions for various areas of the home and landscape, including under cabinet lights, strip lights, bulbs, landscape lights, and solar lights.
Presentation1 intermediate 1 def
The document summarizes the history and development of the light bulb. It describes how the light bulb was not invented by a single inventor, but was instead the result of incremental improvements over time by many inventors since the 1830s. It then discusses Thomas Edison's role in creating the first long-lasting, practical incandescent light bulb in 1879. Finally, it notes how light bulbs have changed over time through new materials and technologies, and their widespread use in homes, offices, and energy-efficient alternatives.
The telephone
Alexander Graham Bell was a Scottish scientist and inventor born in 1847 who is most famous for inventing the telephone. He was educated in London and worked to help deaf children communicate by experimenting with the human ear. His most famous accomplishment was inventing the telephone in 1874, allowing for easier communication around the world. Bell died in 1922 at the age of 75, having revolutionized communication through his inventions.
Web quest brewer 03
Thomas Edison was a prominent American inventor in the late 19th century. The document discusses Edison's early life and career, including his work establishing Menlo Park laboratories, where he invented the phonograph and worked to develop electric power distribution through his development of the light bulb and direct current (DC) power. It also notes his rivalry with inventor Nikola Tesla in the "current wars" over DC and alternating current (AC) technologies, and provides links to learn more about Edison's inventions and their impacts.
Thomas edison
Thomas Edison (1847-1931) was an American inventor and businessman who developed many pioneering inventions including the phonograph, the motion picture camera, and a commercially viable incandescent light bulb. He held a world record with over 1,000 patents to his name and founded the first industrial research laboratory. Some of his most famous companies included the Edison Speaking Phonograph Company, Edison Electric Light Company, and National Phonograph Company. Edison worked as a telegraph operator from a young age and pursued inventing as a passion, making major contributions to the establishment of the motion picture and electric power industries.
Inventor - Thomas Alva Edison
In this presentation I talk about the life of the famous inventor , Thomas Alva Edison. Hope you enjoy and I appreciate if you leave a Thumbs up!
Thomas alva edison
Thomas Edison was one of the most prolific inventors in history, holding over 1,000 patents. He had little formal schooling but was largely self-taught. Some of his most famous inventions include the phonograph in 1877, the incandescent light bulb in 1879, and the motion picture camera known as the Kinetoscope. Edison established the first industrial research lab in Menlo Park, New Jersey which was responsible for many groundbreaking innovations in electricity, telegraphy, and sound recording. He went on to found General Electric which helped distribute electricity and ushered in the modern electric age.
Ppt slide presentation for LIght Art
This document discusses the history and advancement of light art. It describes how scientists like James Clerk Maxwell and artists like Monet and Seurat studied the properties of light and used it in their work. Their discoveries helped establish light art. The document also outlines some key developments in light art such as stained glass windows, shadow puppetry, and modern inventions that use electrical light to create sculptures and designs. It discusses advantages of different types of lighting for enhancing artwork.
Thomas alva edison
Thomas Edison was an American inventor who developed many pioneering devices, including the phonograph, the motion picture camera, and a long-lasting electric light bulb. He established the first industrial research laboratory in Menlo Park, New Jersey, where he and his team conducted experiments and developed new inventions. Edison held over 1,000 patents and his inventions contributed greatly to mass communication and the modern industrialized world through innovations in recorded sound, electric power, and motion pictures.
What's hot (20)
Viewers also liked
CalFresh Partnerships Conference Call 3-21-17
This document provides updates on Alameda County's CalFresh Partnerships Program, including new partners and a partner directory. It encourages collecting client stories to demonstrate the need for CalFresh funding and provides details on what information should be included in submitted stories. An example story is given about a mother of four from Hayward who finds it difficult to make ends meet. She expresses gratitude for being approved for CalFresh benefits and says it helps her buy food and other necessities for her family. The document ends with a reminder about an upcoming in-person meeting.
La Belleza
El documento habla sobre la belleza exterior y cómo la sociedad promueve demasiado la estética. Los famosos son retocados en las revistas para parecer perfectos y esto hace creer a la gente que lo más importante es la apariencia física cuando en realidad no define el éxito de una persona.
2017 3c Diario Elisabeth
La presentazione è stata realizzata all'interno del laboratorio Digitale "Quando Hitler rubò il coniglio rosa" sulla prima metà del novecento, la Germania Nazista, la fine della prima guerra mondiale e le seconda guerra mondiale. E' un progetto che nasce all'interno del progetto Scuola Digitale Comune di Sirmione.
Social media update
Element Productions is updating their followers on progress of their new film through social media platforms like Instagram, Twitter, and Snapchat. They encourage people to follow their accounts - @elementpd on Twitter, Elementproductions on Instagram, and elementpd78 on Snapchat - to get behind the scenes footage and updates on the film as it is being made available across these different social media channels.
BTL Brand Narrative
BTL believes that synergy, or the creation of a whole greater than the sum of its parts, is strongest when built on a foundation of absolute trust, like that provided by blockchain technology. As the creators of blockchain platforms, BTL aims to transform industries by developing innovative and decentralized solutions that promote transparency through trusted networks and applications.
Dia internacional de la mujer vanessa
El Día Internacional de la Mujer se celebra el 8 de marzo para conmemorar las protestas de las mujeres a principios del siglo XX que exigían igualdad de derechos, como reducir sus horas de trabajo y recibir el mismo salario que los hombres. Aunque se han logrado avances, todavía queda trabajo por hacer para cambiar las actitudes sexistas en la sociedad y garantizar la igualdad real. El poema incluido elogia la fuerza y belleza de las mujeres.
Creativity report
The creativity report discusses gearbox design options for lifting a 10kg weight using a motor with high RPM but low torque. It considers a 4-part gear train, planetary gear system, and straight line gear train. The 4-part gear train allows for manipulating output and torque through varied gear ratios while remaining compact. A planetary gear converts speed and torque efficiently but requires extra supports. A straight line gear train gradually increases torque through simplicity but would be larger in size.
Business Storytelling y Pitch
Solar Academy es un programa del CIET de la Universidad Adolfo Ibáñez y Acesol, con el apoyo de Corfo, y patrocinio de la empresa SMA, que cumple con el objetivo de potenciar la innovación y el emprendimiento en el negocio de la energía solar fotovoltaica.
En su primera versión, Solar Academy se impartió en Viña del Mar y Santiago y tuvo como duración tres meses, donde los participantes pudieron desarrollar una idea, entender las tendencias del mercado, cómo funciona las tecnologías, y dónde están las oportunidades para desarrollar un modelo de negocio exitoso. Prontamente se convocará a los interesados para una segunda versión.
2017 3C Copia di diario Elisabeth Luca B. Aurora Reguzzi
La presentazione è stata realizzata all'interno del laboratorio Digitale "Quando Hitler rubò il coniglio rosa" sulla prima metà del novecento, la Germania Nazista, la fine della prima guerra mondiale e le seconda guerra mondiale. E' un progetto che nasce all'interno del progetto Scuola Digitale Comune di Sirmione.
Taller: Realitat Virtual immersiva en Educació. Consum i creació VR.
Taller: Realitat Virtual immersiva en Educació per al Centro de Recursos Pedagògics (CRP) Garraf. Març 2017. Sessió facilitada per Jordi Martos i Alicia Cañellas.
All VR Education (CC: BY NC SA). www.allvreducation.com
Key Trends for 2016 and Beyond: Thrive in the Expectation Economy!
MORNING KEYNOTE
9:00 – 9:50am
Title: Key Trends for 2016 and Beyond: Thrive in the Expectation Economy!
Keynote Speaker: MAXWELL LUTHY, Director of Trends & Insights, TrendWatching.com
Today’s professionals operate in an economy of ever-accelerating customer expectations, applied ruthlessly to every purchasing decision, experience and moment of attention. Marketers must harness insights from trends to make sure their innovations don’t fall short.
In his keynote discussion, Maxwell Luthy will present a selection of the most exciting and urgent trends for 2016 and beyond. Each trend will feature examples from across consumer-facing industries, gathered from a 3,000+ member spotter network that sends TrendWatching local innovations from Boston to Beijing.
Attendees will learn the importance of tracking consumer trends, as they are participants in a highly competitive Expectation Economy. After each trend, the audience will be asked to consider the implications and opportunities for their own business. Examples of best practices from around the U.S. and beyond will leave marketers feeling fired up to delight their own customers in 2016!
- See more at: http://sdama.org/events/2015-art-of-marketing-conference/#session-details
The Sustainable Evolution of the Light Bulb
Around the globe, governments have passed laws phasing out traditional #incandescent light #bulbs citing reasons tied to #environmental #sustainability. This presentation explores the topic through the lens of the most commonly cited alternative options: compact fluorescent lamps (#CFL) and light emitting diode (#LED) bulbs. The presentation examines the advantages and disadvantages of each option and evaluates other sustainable lighting options, such as #halogen light bulbs. Included is a cost/benefit analysis and the importance of recycling both CFL and LED light bulbs. From multiple perspectives. you will learn how easy or difficult it is to transition to these alternatives and #recycling them once they reach end-of-life.
evolution of airplane presentation
The document discusses the evolution and development of airplanes over time. It describes some key components and characteristics of airplanes, such as fuselages, wings, tails, undercarriages, and flight controls. It also mentions different types of propulsion systems used in airplanes, such as piston engines and jets. The document notes that future airplanes will aim to be faster, more comfortable for passengers, and have greater passenger capacity. It provides information about a company called Future Aviation Inc. that performs maintenance and repairs on airplane components. The document also discusses flight simulators and their use for training pilots, as well as Microsoft Flight Simulator specifically.
Lighting sources_Raffles Institute_Environmental lighting
The document provides information about environmental lighting, including definitions of key lighting terms like illuminance and luminance. It discusses different types of luminaires and their mounting options. It also covers light distribution patterns and the purposes of general, accent, decorative, and task lighting. The document then describes common lamp types like incandescent, fluorescent, HID, and LED lamps. It provides details on the construction, working principles, advantages, and disadvantages of each lamp type.
La religion
El documento discute las creencias de la iglesia católica y los evangélicos. Explica que la iglesia católica se originó con la muerte y resurrección de Jesucristo hace aproximadamente 2000 años y fue fundada por los apóstoles. También habla sobre la veneración católica de María y los santos. Luego describe algunas creencias básicas de los evangélicos como la doctrina de Dios y Jesucristo, aunque divergen con los católicos en temas como el bautismo en el Espíritu
Lighting , case study & specification
The document discusses different types of lighting options including incandescent bulbs, fluorescent tubes, CFLs, and LEDs. It provides details on the efficacy, color rendering index, lifespan, color temperature, and other specifications of each type. It also includes case studies on lighting design implementations at stores like Van Heusen to create good ambience. Price lists for the different lighting products from companies like Philips, Osram, and Havells are presented as well.
Custmer 4.0: The customer led revolution, and how companies should respond to it
Markets are facing a fundamental shift away from industry-led innovation to being customer-led. In the wake of customers emancipating themselves from industry's "Any colour as long as it's black" mindset, companies are increasingly facing the pressure of re-defining themselves within the customer's universe of the future.
Viewers also liked (20)
ROCCHINI, Francisco, 1822-1895 [Álbum sobre Lisboa e Sintra]
ROCCHINI, Francisco, 1822-1895 [Álbum sobre Lisboa e Sintra]
2017 3C Copia di diario Elisabeth Luca B. Aurora Reguzzi
2017 3C Copia di diario Elisabeth Luca B. Aurora Reguzzi
Taller: Realitat Virtual immersiva en Educació. Consum i creació VR.
Taller: Realitat Virtual immersiva en Educació. Consum i creació VR.
Key Trends for 2016 and Beyond: Thrive in the Expectation Economy!
Key Trends for 2016 and Beyond: Thrive in the Expectation Economy!
Lighting sources_Raffles Institute_Environmental lighting
Lighting sources_Raffles Institute_Environmental lighting
Custmer 4.0: The customer led revolution, and how companies should respond to it
Custmer 4.0: The customer led revolution, and how companies should respond to it
Similar to Presentation of LED
Bulb evolution ppt.pptx
This document discusses the history of lighting technology used in theatre from ancient times to modern day. It begins with early plays using natural sunlight and progresses through the use of candles in the 1500s, oil lamps in the 1700s, gas lighting in the early 1800s, and the invention of the electric arc lamp and incandescent light bulb in the late 1800s. The document then covers developments like limelight, improvements to filaments using tungsten and halogens, the invention of fluorescent and CFL bulbs, and the future of LED lighting. It concludes by discussing how theatre lighting is now almost entirely electric and the potential for LED lights to become the new standard.
Electric Bulb.pptx
Humphrey Davy created the first electric light in 1800 using an arc lamp with wires connected to a battery and charcoal. However, the arc lamp consumed too much power for household use. Thomas Edison later developed the incandescent light bulb in 1879 using a carbon filament inside an oxygen-free glass bulb. Over the years, improvements were made to light bulbs including adjustable power, fluorescent lighting, and LED technology to increase efficiency and capacity. Light bulbs have a variety of uses including household lighting, incubating chickens, and lighthouses.
Light Bulb- Natalie and Nilah.pptx
Humphry Davy invented the first electric light in 1802 called the electric arc lamp, but it did not produce light for long and was too bright. In 1878, Thomas Edison began researching how to make an improved electric lightbulb. After many experiments testing different materials, Edison's team discovered that carbonized bamboo produced the best long-lasting filament. In 1880, Edison patented the first successful incandescent lightbulb using a carbonized bamboo filament inside a glass bulb. This helped establish electric lighting as a practical technology.
Lighting tesla
The document traces the history and development of the lightbulb from its early inventions in the 1800s to its modern incarnation. Some of the key events and inventors it mentions include Humphry Davy inventing the first electric light in 1809, Joseph Swan demonstrating the first working lightbulb prototype in 1835 using a carbon filament, and Thomas Edison developing a long-lasting carbon filament bulb in 1879 that could last over 1200 hours. It also discusses the transition to filaments made of metals like tungsten which lasted even longer and were more practical, helping the modern lightbulb come into wide use.
Low energy bulb history
The document discusses the history of low energy light bulbs. It begins with early light sources like torches, candles, and oil lamps. In 1802, Sir Humphrey Davy created the first incandescent light by passing a current through a platinum strip, but it was inefficient. Later inventors like Edison and Swan independently developed carbon filament bulbs in 1879 that lasted over 13 hours. Edison further extended bulb life to 1200 hours using carbonized bamboo. Later inventors like Coolidge and Langmuir improved the bulb design and efficiency. Though simple, incandescent bulbs are inefficient and short-lived, leading to development of more efficient bulbs like CFL and LED.
The year of light
Michael Faraday made major contributions to electricity and magnetism, including producing an electric current from a magnetic field and inventing the first electric motor. Humphry Davy produced the first electric light in 1800 using a carbon arc. In the late 1800s, scientists including Joseph Swan, Charles Brush, and Thomas Edison experimented with electric lighting and improved carbon filaments, with Edison discovering one that lasted over 40 hours. Lewis Latimer later improved Edison's bulb by inventing a carbon filament. Willis Whitney then treated filaments to prevent darkening inside bulbs, and William Coolidge invented long-lasting tungsten filaments in 1910.
LED: Lighting the Way
The document discusses the history of light bulbs and LED lights. It describes how Humphry Davy invented the first electric light in 1809 using a charcoal strip. Thomas Edison then invented the incandescent light bulb in 1879 using a carbon filament inside an oxygen-free bulb. Both light bulbs and LEDs were built to last, such as the Centennial Bulb that has been continuously lit since 1901. LED lights were later invented in the 1960s and their efficiency and light output has increased exponentially over time due to improvements like Haitz's Law.
LED: Lighting the Way
The document discusses the history of light bulbs and LED lights. It describes how Humphry Davy invented the first electric light in 1809 using a charcoal strip. Thomas Edison then invented the incandescent light bulb in 1879 using a carbon filament inside an oxygen-free bulb. Both light bulbs and LEDs were built to last, such as the Centennial Bulb that has been continuously lit since 1901. LED lights were later invented in the 1960s and their efficiency and light output has increased exponentially over time due to improvements like Haitz's Law.
Supw fa3
1. Fluorescent lamps produce light more efficiently than incandescent bulbs by using electricity to excite mercury vapor which produces UV light, causing phosphors to fluoresce and produce visible light.
2. Development of fluorescent lighting spanned over 100 years and required innovations like improved vacuums, electrodes, ballasts, and phosphor coatings.
3. Fluorescent lamps were commercialized in the late 1930s and their use expanded rapidly during World War II and beyond due to their energy efficiency compared to incandescent bulbs.
Incandescent Lamp
Hi there,
In this presentation we have the complete details about the incandescent lamp and this presentation gives the complete history of the incandescent lamp or the history of the lamp. This presentation tells that what it have and what it is.....
I hope that you like this presentation........
Have A Nice Day
Yours Krishna.....
Artificial light
The document discusses the history and evolution of artificial lighting sources from their invention to modern times. It begins with Thomas Edison inventing the first practical incandescent light bulb in 1879 using a carbon filament. Fluorescent lights were later developed in the early 1900s as a more energy efficient alternative. Compact fluorescent lights and LED lights were subsequently invented to provide even greater energy efficiency and lifespan. The document traces the technological progression from incandescent to fluorescent to CFL to LED light sources and their advantages over previous technologies in terms of energy usage and longevity.
FUTURE DESIGNS LIGHTBOOK V15
FUTURE Designs is a UK-based designer and manufacturer of high-quality luminaires and bespoke lighting solutions established in 1991. They are committed to research and development to provide the best lighting solutions from concept through installation and after-sales service. FUTURE Designs specializes in LED lighting and designs products that are energy efficient and make productive use of materials.
The light bulb
The document is about the history and uses of light bulbs. It discusses how Thomas Edison developed the first practical incandescent light bulb in 1879 after previous experimentation by Humphry Davy and others. It also outlines some of the key developments in light bulbs over time, including Lindsay containing an electrical charge inside a glass bulb in 1835, Tesla's work on wireless lighting in 1893, the creation of neon lighting by Georges Claude in 1910, and the rise of LED lighting starting in 1995. The document concludes by thanking the reader for their attention.
Lightbulb (student preso)
Thomas Edison perfected the light bulb, developing a filament that could last over 1,500 hours. Humphry Davy was the first to produce electric light by connecting a battery to a piece of carbon, though his bulb only lasted 40 hours. Edison discovered a material suitable for long-lasting filaments by finding one that could withstand the heat produced when electricity passed through it.
ELECTRICAL LAMPS AND THEIR TYPES
Electrical lamps have several advantages over mechanical lamps including cleanliness, easy control, lower cost, ease of use, steady output, reliability, and suitability for many purposes. Common electrical lighting types discussed in the document include incandescent, fluorescent, high intensity discharge, and light emitting diode lamps. Incandescent lamps work by passing current through a tungsten filament to produce light, while fluorescent lamps use mercury and phosphors to convert ultraviolet light into visible light. Tungsten-halogen lamps improve on incandescent efficiency through the use of halogen gases.
Ppt71m [autoguardado]
The document summarizes the history and development of the light bulb. It describes how the first light bulb created by Joseph Swan in 1878 could only last 14 hours before failing. Thomas Edison later improved the light bulb through experiments with different filament materials, eventually settling on carbonized bamboo. In the 20th century, tungsten replaced bamboo as it could withstand even higher temperatures as the best filament material. The light bulb symbolizes the transformation of ideas and discoveries into widespread use through industrialization and innovation.
Bulb
The document summarizes the history of the light bulb, including its key components and manufacturing process. It discusses how Thomas Edison was able to create an effective version through developing an incandescent material, high vacuum, and high resistance filament. The document also profiles Thomas Edison and his work developing the light bulb, as well as British inventor Joseph Wilson Swan who worked on early carbon filament designs.
Bs ii-electricity-unit-iv-2012-four
This document discusses various types of lighting systems and lamps, including:
- Incandescent lamps like the carbon filament lamp and tungsten lamps. Tungsten lamps work by heating a tungsten filament until it glows.
- Compact fluorescent lamps (CFLs) which work like fluorescent bulbs but in a smaller package and are more efficient than incandescent.
- Halogen lamps which are more efficient than tungsten lamps and have a longer life due to a halogen gas that redeposits evaporated tungsten.
- High-intensity discharge (HID) lamps like high-pressure sodium, metal halide, and mercury vapor lamps which produce high levels of light from
Types of lamps
The document discusses different types of lamps used for lighting, including incandescent, fluorescent, sodium, mercury vapor, and LED lamps. It provides details on their operation such as the materials used in each, efficiency in lumens per watt, typical lifetime, and whether they produce mainly incandescent or discharge light. Pros and cons are listed for incandescent and fluorescent lamps.
lecture 2. Ar-Source.pptx
This document provides an overview of architectural lighting, including its history and importance. It discusses:
1. The importance of balancing lighting and architecture for aesthetic, functional, and efficiency purposes.
2. A brief history of lighting from early cave dwellings to modern developments like electric lighting and energy-efficient designs.
3. Key sources of light - natural sources like the sun, and artificial sources including incandescent, fluorescent, and high-intensity discharge lamps.
4. Factors to consider in architectural lighting design like illumination levels, energy usage, and creating the right visual experience.
Similar to Presentation of LED (20)
Recently uploaded
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...Nguyen Thanh Tu Collection
https://app.box.com/s/tacvl9ekroe9hqupdnjruiypvm9rdaneNatural birth techniques - Mrs.Akanksha Trivedi Rama University
Natural birth techniques - Mrs.Akanksha Trivedi Rama UniversityAkanksha trivedi rama nursing college kanpur.
Natural birth techniques are various type such as/ water birth , alexender method, hypnosis, bradley method, lamaze method etcSouth African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)Academy of Science of South Africa
A workshop hosted by the South African Journal of Science aimed at postgraduate students and early career researchers with little or no experience in writing and publishing journal articles.Walmart Business+ and Spark Good for Nonprofits.pdf
"Learn about all the ways Walmart supports nonprofit organizations.
You will hear from Liz Willett, the Head of Nonprofits, and hear about what Walmart is doing to help nonprofits, including Walmart Business and Spark Good. Walmart Business+ is a new offer for nonprofits that offers discounts and also streamlines nonprofits order and expense tracking, saving time and money.
The webinar may also give some examples on how nonprofits can best leverage Walmart Business+.
The event will cover the following::
Walmart Business + (https://business.walmart.com/plus) is a new shopping experience for nonprofits, schools, and local business customers that connects an exclusive online shopping experience to stores. Benefits include free delivery and shipping, a 'Spend Analytics” feature, special discounts, deals and tax-exempt shopping.
Special TechSoup offer for a free 180 days membership, and up to $150 in discounts on eligible orders.
Spark Good (walmart.com/sparkgood) is a charitable platform that enables nonprofits to receive donations directly from customers and associates.
Answers about how you can do more with Walmart!"
How to Setup Warehouse & Location in Odoo 17 Inventory
In this slide, we'll explore how to set up warehouses and locations in Odoo 17 Inventory. This will help us manage our stock effectively, track inventory levels, and streamline warehouse operations.
How to deliver Powerpoint Presentations.pptx
"How to make and deliver dynamic presentations by making it more interactive to captivate your audience attention"
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...Nguyen Thanh Tu Collection
https://app.box.com/s/y977uz6bpd3af4qsebv7r9b7s21935vdAdvanced Java[Extra Concepts, Not Difficult].docx
This is part 2 of my Java Learning Journey. This contains Hashing, ArrayList, LinkedList, Date and Time Classes, Calendar Class and more.
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptxMohd Adib Abd Muin, Senior Lecturer at Universiti Utara Malaysia
This slide is special for master students (MIBS & MIFB) in UUM. Also useful for readers who are interested in the topic of contemporary Islamic banking.
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
This Dissertation explores the particular circumstances of Mirzapur, a region located in the
core of India. Mirzapur, with its varied terrains and abundant biodiversity, offers an optimal
environment for investigating the changes in vegetation cover dynamics. Our study utilizes
advanced technologies such as GIS (Geographic Information Systems) and Remote sensing to
analyze the transformations that have taken place over the course of a decade.
The complex relationship between human activities and the environment has been the focus
of extensive research and worry. As the global community grapples with swift urbanization,
population expansion, and economic progress, the effects on natural ecosystems are becoming
more evident. A crucial element of this impact is the alteration of vegetation cover, which plays a
significant role in maintaining the ecological equilibrium of our planet.Land serves as the foundation for all human activities and provides the necessary materials for
these activities. As the most crucial natural resource, its utilization by humans results in different
'Land uses,' which are determined by both human activities and the physical characteristics of the
land.
The utilization of land is impacted by human needs and environmental factors. In countries
like India, rapid population growth and the emphasis on extensive resource exploitation can lead
to significant land degradation, adversely affecting the region's land cover.
Therefore, human intervention has significantly influenced land use patterns over many
centuries, evolving its structure over time and space. In the present era, these changes have
accelerated due to factors such as agriculture and urbanization. Information regarding land use and
cover is essential for various planning and management tasks related to the Earth's surface,
providing crucial environmental data for scientific, resource management, policy purposes, and
diverse human activities.
Accurate understanding of land use and cover is imperative for the development planning
of any area. Consequently, a wide range of professionals, including earth system scientists, land
and water managers, and urban planners, are interested in obtaining data on land use and cover
changes, conversion trends, and other related patterns. The spatial dimensions of land use and
cover support policymakers and scientists in making well-informed decisions, as alterations in
these patterns indicate shifts in economic and social conditions. Monitoring such changes with the
help of Advanced technologies like Remote Sensing and Geographic Information Systems is
crucial for coordinated efforts across different administrative levels. Advanced technologies like
Remote Sensing and Geographic Information Systems
9
Changes in vegetation cover refer to variations in the distribution, composition, and overall
structure of plant communities across different temporal and spatial scales. These changes can
occur natural.
PCOS corelations and management through Ayurveda.
This presentation includes basic of PCOS their pathology and treatment and also Ayurveda correlation of PCOS and Ayurvedic line of treatment mentioned in classics.
Hindi varnamala | hindi alphabet PPT.pdf
हिंदी वर्णमाला पीपीटी, hindi alphabet PPT presentation, hindi varnamala PPT, Hindi Varnamala pdf, हिंदी स्वर, हिंदी व्यंजन, sikhiye hindi varnmala, dr. mulla adam ali, hindi language and literature, hindi alphabet with drawing, hindi alphabet pdf, hindi varnamala for childrens, hindi language, hindi varnamala practice for kids, https://www.drmullaadamali.com
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
Denis is a dynamic and results-driven Chief Information Officer (CIO) with a distinguished career spanning information systems analysis and technical project management. With a proven track record of spearheading the design and delivery of cutting-edge Information Management solutions, he has consistently elevated business operations, streamlined reporting functions, and maximized process efficiency.
Certified as an ISO/IEC 27001: Information Security Management Systems (ISMS) Lead Implementer, Data Protection Officer, and Cyber Risks Analyst, Denis brings a heightened focus on data security, privacy, and cyber resilience to every endeavor.
His expertise extends across a diverse spectrum of reporting, database, and web development applications, underpinned by an exceptional grasp of data storage and virtualization technologies. His proficiency in application testing, database administration, and data cleansing ensures seamless execution of complex projects.
What sets Denis apart is his comprehensive understanding of Business and Systems Analysis technologies, honed through involvement in all phases of the Software Development Lifecycle (SDLC). From meticulous requirements gathering to precise analysis, innovative design, rigorous development, thorough testing, and successful implementation, he has consistently delivered exceptional results.
Throughout his career, he has taken on multifaceted roles, from leading technical project management teams to owning solutions that drive operational excellence. His conscientious and proactive approach is unwavering, whether he is working independently or collaboratively within a team. His ability to connect with colleagues on a personal level underscores his commitment to fostering a harmonious and productive workplace environment.
Date: May 29, 2024
Tags: Information Security, ISO/IEC 27001, ISO/IEC 42001, Artificial Intelligence, GDPR
-------------------------------------------------------------------------------
Find out more about ISO training and certification services
Training: ISO/IEC 27001 Information Security Management System - EN | PECB
ISO/IEC 42001 Artificial Intelligence Management System - EN | PECB
General Data Protection Regulation (GDPR) - Training Courses - EN | PECB
Webinars: https://pecb.com/webinars
Article: https://pecb.com/article
-------------------------------------------------------------------------------
For more information about PECB:
Website: https://pecb.com/
LinkedIn: https://www.linkedin.com/company/pecb/
Facebook: https://www.facebook.com/PECBInternational/
Slideshare: http://www.slideshare.net/PECBCERTIFICATION
How to Add Chatter in the odoo 17 ERP Module
In Odoo, the chatter is like a chat tool that helps you work together on records. You can leave notes and track things, making it easier to talk with your team and partners. Inside chatter, all communication history, activity, and changes will be displayed.
Recently uploaded (20)
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
BÀI TẬP BỔ TRỢ TIẾNG ANH LỚP 9 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2024-2025 - ...
Natural birth techniques - Mrs.Akanksha Trivedi Rama University
Natural birth techniques - Mrs.Akanksha Trivedi Rama University
South African Journal of Science: Writing with integrity workshop (2024)
South African Journal of Science: Writing with integrity workshop (2024)
Walmart Business+ and Spark Good for Nonprofits.pdf
Walmart Business+ and Spark Good for Nonprofits.pdf
How to Setup Warehouse & Location in Odoo 17 Inventory
How to Setup Warehouse & Location in Odoo 17 Inventory
Pengantar Penggunaan Flutter - Dart programming language1.pptx
Pengantar Penggunaan Flutter - Dart programming language1.pptx
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
BÀI TẬP BỔ TRỢ TIẾNG ANH 8 CẢ NĂM - GLOBAL SUCCESS - NĂM HỌC 2023-2024 (CÓ FI...
Film vocab for eal 3 students: Australia the movie
Film vocab for eal 3 students: Australia the movie
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
Chapter 4 - Islamic Financial Institutions in Malaysia.pptx
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
LAND USE LAND COVER AND NDVI OF MIRZAPUR DISTRICT, UP
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
ISO/IEC 27001, ISO/IEC 42001, and GDPR: Best Practices for Implementation and...
Presentation of LED
- 1. LightBulbs By Md. Liakat Ali Student ID:-1401611200742
- 2. When was the first light bulb invented? • Thomas Edison created the first light bulb in 1879. • BUT, Humphrey Davy created the first light in 1800.
- 3. Who invented the first light bulb? • Humphrey Davy created the first light using an arc lamp. • The arc lamp took to much power for use in residential houses. • They use arc lamps in lighthouses because they are super bright. • Edison bought the idea of the light bulb from to inventors and patented it.
- 4. What materials were originally used to make the light bulb? • Humphrey Davy connected wires to a battery and a piece of coal, which made an intense spark. This became known as the electric arc lamp. • Thomas Edison then used a filament housed in a glass vacuum bulb. He then passed electricity through this which lit the bulb.
- 5. How was Edison’s light bulb originally made? • Edison used a carbon filament that burned for forty hours. • The carbon filament was put in an oxygen-less glass bulb.
- 6. What improvements to the light bulb have been made over the years? • 1920s-1930s:Adjustable power beam bulbs, fluorescent lighting, and one time flash bulbs. • 1940s-1950s: Halogen and infrared light, and the first light emitting diode (LED). • 1960s: The increase in the efficiency and capacity of LED technology. • The Late 20th and Early 21st Centuries: The first full spectrum and near-full spectrum light bulbs.
- 7. Why were such improvements made? • 1920’s-1930’s: Most improvements were made mainly to improve photography technology • 1940’s-1950’s: Improvements made to invent the first LED lights. • 1960’s: Improvements to the LED light bulbs and flash lights to make them more efficient. • The late twentieth and early 21’st centuries: Improvements made to be more eco-friendly and better the marketing of full spectrum incandescent light bulbs.
- 8. Partes of the Bulb 1. Outline of Glass bulb 2. Low pressure inert gas (argon, neon, nitrogen) 3. Tungsten filament 4. Contact wire (goes out of stem) 5. Contact wire (goes into stem) 6. Support wires 7. Stem (glass mount) 8. Contact wire (goes out of stem) 9. Cap (sleeve) 10.Insulation (vitrite) 11.Electrical contact
- 9. LED Lighting-Energy Saving Technology for Generation to Come