Space Elevator Module
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The document discusses the concept of a space elevator, which would provide a permanent link between Earth and space. A space elevator would require an extremely strong yet lightweight material, such as carbon nanotubes, to construct the cable. Carbon nanotubes have properties like strength and flexibility that make them a promising material for building a space elevator.
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The document discusses the history and concept of a space elevator, which was first proposed in the late 19th century but not seriously considered until the late 20th century. Key figures who contributed ideas include Konstantin Tsiolkovsky in 1885, Yuri Artsutanov in 1957, and Arthur C. Clarke who popularized the concept in his novel "The Fountains of Paradise". The document also mentions Jerome Pearson and David Smitherman as proponents and Sumio Iijima's discovery of carbon nanotubes, which could enable the strength needed for a space elevator cable.
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spacecraft using a Kevlar net and an inertial reel, and indirect capture by establishing a station on the
asteroid to manufacture compressed material from the carbonaceous regolith in order to fire a mass stream
to be captured by the spacecraft. This mission architecture analysis takes into account the associated safety
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predictions), the implications of altering the orbit of 101955 Bennu after transferring a portion of its energy
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THIS SLIDES ARE HELPS YOU TO UNDERSTAND THE BASIC THINGS ABOUT A SPACE ELEVATOR- THE UPCOMING PROJECT
Space elevator sarah final
The document discusses the history and concept of a space elevator, which was first proposed in the late 19th century but not seriously considered until the late 20th century. Key figures who contributed ideas include Konstantin Tsiolkovsky in 1885, Yuri Artsutanov in 1957, and Arthur C. Clarke who popularized the concept in his novel "The Fountains of Paradise". The document also mentions Jerome Pearson and David Smitherman as proponents and Sumio Iijima's discovery of carbon nanotubes, which could enable the strength needed for a space elevator cable.
ENERGY KITES
This document discusses energy kites, an alternative renewable energy technology. Energy kites replace traditional wind turbines by using kites tethered to the ground that fly in circular trajectories to harness wind power. They have three main components: the kite, tether, and ground station. Energy kites operate at higher altitudes where winds are stronger and more consistent, allowing them to generate more energy with less infrastructure and land use than other renewable technologies like wind turbines and solar panels. While energy kites face limitations from weather and require airspace restrictions, they could significantly reduce pollution and global warming if implemented on a large scale.
Seminar airborne wind turbines
The document discusses airborne wind turbines (AWTs), which are wind turbines supported in the air without towers and connected to the ground via tethers. It describes the history of wind turbines and different types of AWTs, including ground-generator and fly-generator systems. Ground-generator AWTs produce electricity on the ground while fly-generator AWTs produce electricity in the air. Examples of fly-generator AWT concepts are provided, such as those developed by Makani Power, Joby Energy, and Altaeros Energies. While AWTs show promise for sustainable energy production, commercialization faces challenges related to technology, regulations, noise, and aesthetics.
Energy kite
This document describes an energy kite system that can generate electricity from wind power. The energy kite was originally developed in Italy and uses large kites attached to generators on the ground by tethers. When wind blows, the kites generate lift and their movement turns the generators to produce electricity. Key advantages of energy kites over wind turbines are their lower cost, ability to access stronger winds higher in the sky, and reduced environmental impacts. The document outlines the components, working mechanism, and configuration of energy kite systems as well as their advantages and potential for future development as a renewable energy technology.
missile Technology
This document discusses different types of missiles classified by their method of launching and guidance systems. It describes 7 categories of missiles based on their targets, including surface-to-surface, surface-to-air, and air-to-air missiles. It also lists the top 10 countries with missile capabilities, and provides details on India's Prithvi and Agni series of ballistic missiles, including their ranges.
Airborne wind energy system ppt
This document provides an overview of airborne wind energy systems (AWES). It discusses how AWES work at higher altitudes of 600-1000 feet to access stronger, more consistent winds. It covers the history and concepts of AWES, including groundgen and flygen concepts. It also summarizes the advantages of AWES in providing more consistent power production as well as applications in areas with limited infrastructure. The document concludes that AWES represent an emerging renewable energy technology as research and development continues.
V2V communications
This document summarizes a seminar presentation on vehicle-to-vehicle (V2V) communications. V2V allows vehicles to communicate with each other to share information like speed and braking status. The goal is to reduce accidents by extending vehicles' sensing abilities. V2V works using dedicated short range communications and a mesh network topology. Future V2V systems may be able to take control of vehicles in dangerous situations and integrate with autonomous driving. V2V offers benefits like increased comfort and safety, but also challenges like reliability and potential driver distraction. Overall, V2V technology aims to improve the driving experience.
Scope of Textile Composite
This presentation on Scope of Textile Composite in Aerospace, Automotive, and Energy. It includes the area of application, shortcoming challenge, benefits of using textile composite in following section and how can we develop the following sector by improving textile composite.
Hybrid vehicle
This presentation discusses hybrid vehicles. It defines a hybrid vehicle as being propelled by two power sources, such as diesel-electric or gasoline-electric. The presentation outlines the basic components of a hybrid which include an internal combustion engine, electric motor, generator, battery and transmission. It describes the three main types of hybrid transmissions: series, parallel and series-parallel. Advantages of hybrids are discussed such as better fuel efficiency and lower emissions, while disadvantages include higher initial costs and potential for increased repair expenses.
I vtec ppt
An i-VTEC is new technology introduce by the honda in the field of automobile. This technology is most famous and installed in all cars of the honda. In this presentation on i-VTEC you will find all about it like its working principle, its performance, its advantages and disadvantages and further development in this technology. A complete illustration about this technolgy is given in this presentation.
New two stroke engine
The document discusses the new generation of two-stroke engines that combines advantages of two-stroke and four-stroke engines. It has 40% less emission and a high power-to-weight ratio. Some applications include large locomotives and marine engines. The engines are produced by MAN (Maschinenfabrik Augsburg-Nürnberg), a German manufacturer of machines.
Welding of plastic
This document summarizes various plastic welding techniques including: hot plate welding, which uses heated plates to weld plastic; hot gas welding, which uses a heated gas stream; ultrasonic welding, which uses high frequency vibrations; friction welding, which generates heat through rotational friction; and laser welding, which uses a laser beam. It discusses the basic mechanisms, advantages, limitations, and applications of each technique. The document is a presentation on plastic welding given by Shyed Farhan Ali, a chemical engineering student.
Laser ignition system technology
Laser ignition is an alternative method for igniting compressed gaseous mixture of fuel and air. The method is based on laser devices that produce short but powerful flashes regardless of the pressure in the combustion chamber. Usually, high voltage spark plugs are good enough for automotive use, as the typical compression ratio of an otto cycle internal combustion engine is around 10:1 and in some rare cases reach 14:1. However, fuels such as natural gas or methanol can withstand high compression without self ignition. This allows higher compression ratios, because it is economically reasonable, as the fuel efficiency of such engines is high. Using high compression ratio and high pressure requires special spark plugs that are expensive and their electrodes still wear out. Thus, even expensive laser ignition systems could be economical, because they would last longer
Mechanical Engineering project
The document describes a capstone project for a nut sorting machine. It was undertaken by Manpreet Singh at Lovely Professional University under the guidance of Mr. Harinder Pal Singh. The project involved designing a mechatronics system that can sort nuts of different sizes and types using sensors, motors, and electronic components. The machine works by detecting the size of a nut's shadow and dispensing it into the appropriate bin.
Flying windmills Presentation
An airborne wind turbine is a design concept for a wind turbine with a rotor supported in the air without a tower, thus benefiting from more mechanical and aerodynamic options.
Presentation on liquid nitrogen vehicle
This document discusses a liquid nitrogen vehicle. It provides a history of liquid nitrogen vehicles being developed in 1997. The main components of the engine are described, including a pressurized liquid nitrogen tank, heat exchangers, and an expander. The principle of operation involves using ambient heat to vaporize the liquid nitrogen, which then drives the expander and vehicle. Advantages include zero emissions and a potential longer range than electric vehicles, while drawbacks include safety issues and energy required for liquefaction. More research is still needed before commercialization.
vaccum braking system
This document presents a seminar on vacuum braking systems for trains. It discusses the history and components of vacuum brake systems, including the driver's brake valve, exhauster, brake blocks, vacuum reservoir, brake pipe, ball valve, dummy couplings, and brake cylinders. It explains how vacuum brake systems work by using vacuum pressure in the brake pipe to control the brake cylinders from the driver's cab. When the brake is applied, vacuum is lost from the brake pipe, causing the brake cylinders to engage. It notes advantages like safety and reliability but also limitations like slower braking compared to air brakes.
Green Engine Technology
This is something very important to know about Green Engine Technology as it deals with the future of car technology and also with the environment. Slide presentation will let you know about the Green Engine Technology and everything regarding this. You will know about its phases, features, engine construction, advantages and applications from this presentation.
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SPACE ELEVATOR-PPT.pptx
The document discusses proposals for building a space elevator that would provide cheaper access to space. It would consist of a cable anchored to the Earth and extending over 60,000 miles into space. Key elements would include a ribbon tether made of carbon nanotubes, an anchor station on Earth, spacecraft and climbers to carry payloads up the tether using lasers or solar power, and a counterweight in space. Major challenges to overcome are atmospheric effects, impacts from space debris, and health and technical issues. Proponents argue it could revolutionize space travel by providing cheaper access to space.
Space elevator
A power point presentation prepared by me about space elevator
4 th year mechanical Eng. student
Near east university
2017 cyprus
Performance Materials Module - Carbon Nanotubes
Carbon nanotubes have unique properties compared to other carbon allotropes due to their covalent bonding arrangement. They are 1000x thinner than a human hair but 200x stronger than steel. Scientists are interested in carbon nanotubes because they are excellent conductors of electricity and heat and have potential applications in solar cells, sporting goods, electronics, displays and other technologies. Carbon nanotubes can be manufactured through molecular engineering techniques like chemical synthesis or self-assembly.
How Pencils and Scotch Tape Led to the Space Elevator - slides.pptx
Adrian Nixon and Rob Whieldon are some of Britain’s leading experts on Graphene – its chemistry, manufacture and uses. In this presentation they will lead us through the journey of graphene from its origins in playing with pencil and scotch tape to its future its uses - from transparent toasters to the Space Elevator.
Chemicals in space
Materials science is extremely important for spacecraft design as materials must be suitable for the mission environment and goals. Aluminum and titanium are often used as they are lightweight but durable enough to withstand radiation. Rockets use liquid hydrogen and oxygen as fuel due to their high efficiency. The rocket body is made from strong but lightweight materials like aluminum and titanium. Space suits use multiple breathable layers including nylon, spandex and coated materials to allow pressurization in space.
Autonomous Restructuring of Asteroids into Rotating Space Stations
Asteroid restructuring uses robotics, self replication, and mechanical automatons to autonomously restructure an asteroid into
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In an example simulation, it takes 12 years to autonomously restructure a large asteroid into the space station. This is accomplished with a single rocket launch. The single payload contains a base station, 4 robots (spiders), and a modest set of supplies.
Our simulation creates 3000 spiders and over 23,500 other pieces of equipment. Only the base station and spiders (replicators)
have advanced microprocessors and algorithms. These represent 21st century technologies created and transported from
Earth. The equipment and tools are built using in-situ materials and represent 18th or 19th century technologies. The equipment
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Many researchers identify the high launch costs, the harsh space environment, and the lack of gravity as the key obstacles
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First Scientific Paper
The document proposes a new concept for interstellar propulsion using a spherical thin-film photovoltaic structure to harness ambient light for power generation. Integrated diode lasers powered by the photovoltaic structure would emit photons in a single direction to provide thrust without onboard propellant. The concept aims to take advantage of isotropic radiation environments like between stars or within nebulae. However, the analysis finds that extremely low available power from distant stars and long transit times exceeding component lifetimes make the concept impractical for interstellar travel.
Space Systems developments
1) ISRO recently launched a record-breaking 104 satellites on a single rocket, including 101 smaller satellites from other countries.
2) NASA is developing solar electric propulsion, which uses 10 times less propellant than chemical propulsion. SpaceX successfully landed the first stage of its rocket.
3) Recent developments discussed include China using lasers instead of radio for spacecraft communication, India launching over 100 satellites at once, and NASA and Roscosmos planning a new space station.
Status presentation(No pics)
The document describes a student project to design a small-scale model of a rail gun to launch projectiles. Rail guns use magnetic fields rather than explosives to propel objects, making them safer than other launcher types. The students researched rail gun fundamentals and designed a prototype using wood, aluminum rails and wires, and capacitors from disposable cameras as the power source. Initial tests showed sparks but the projectile did not launch due to issues with dimensions, wiring connections, discharge, and projectile material. Further troubleshooting is needed to optimize the design and successfully launch a projectile.
Space travel
The document summarizes the history and future of space travel. It discusses (1) the early pioneers of rocketry including Robert Goddard, (2) the development of American spaceflight from satellites to the space shuttle, and (3) future technologies like momentum exchange tethers, plasma rockets, and fusion-powered rockets that could enable more efficient long-distance space travel and exploration.
TOE
The document discusses the current understanding of what the universe is made of according to the Standard Model of particle physics. It explains that all matter is made up of fundamental particles like quarks and electrons, which in turn are made up of even smaller particles. The document then introduces string theory as a promising candidate for a unified theory that could provide a quantum description of gravity and a "Theory of Everything". String theory proposes that all fundamental particles are actually different vibrational states of tiny loops of string. While string theory derives the Standard Model, there is currently no direct experimental evidence to confirm it is the correct description of nature.
Carpe Diem Essay.pdf
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Space arch eng
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How to Make A Dent in the Universe
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Warp Drive: Frequency Modulation (FM) of Electromagnetic Light
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2) Extraterrestrials have developed technology to manipulate light into a form that can exceed light speed and fold space, allowing travel between solar systems in minutes rather than light years.
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Slide set L01 Bonding in Materials.pdf
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Technology for space transport
To get an object into space, it must reach a speed of 28,000 km/h to overcome Earth's gravity. The first recorded rocket was Archytas's "pigeon." The Soviet Union launched Sputnik I in 1957, the first artificial satellite about the size of a basketball. The second Soviet satellite was significant because it carried living creatures into space, setting the path for human space travel. Rockets use Newton's third law - for every action there is an equal and opposite reaction - to propel themselves by ejecting exhaust in one direction. The three main parts of a rocket are the payload, propellant, and engines. Scientists are studying ion drives and solar sails as alternatives to rocket engines for long
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Scale & Measurement Module
The document discusses scale and measurement at the nanoscale level. It introduces the metric system and scientific notation for measurements. It describes various scientific instruments used to visualize and measure small objects at the nanoscale, including microscopes, balances and micropipettes. It provides examples of the size of various objects measured in nanometers to help understand the nanoscale, such as viruses, cells, and carbon nanotubes.
Health & Medicine - NanoGold Activity2 Nicks Test
Nick attended a battle of the bands competition and forgot his water bottle. He drank from another bottle that was left on stage, not realizing it contained meningitis bacteria. Nick later fell ill with symptoms of meningitis. The scientist tested Nick's sample using gold nanoparticles coated with antibodies that detect meningitis proteins. The initial test was negative but repeating the test showed Nick's sample was positive. Nick received prompt antibiotic treatment, making a full recovery thanks to the early diagnosis using nanotechnology.
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Social Issues Module - Utility Fog
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Health & Medicine Module - Drug Delivery
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Gold Module
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Health & Medicine Module - NanoGold
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Properties Module
The document discusses how the properties of materials change at the nanoscale level. It provides examples of how gold, magnets, wire, carbon, and glass exhibit different properties when structured as nanoparticles compared to their bulk form. At the nanoscale, materials can acquire new properties due to increased surface area effects and a higher percentage of surface atoms. This leads to potential applications in areas like electronics, medicine, and consumer products.
Shape Memory Alloy Module
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みなさんこんにちはこれ何文字まで入るの？40文字以下不可とか本当に意味わからないけどこれ限界文字数書いてないからマジでやばい文字数いけるんじゃないの？えこ...
ここ3000字までしか入らないけどタイトルの方がたくさん文字入ると思います。
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みなさんこんにちはこれ何文字まで入るの？40文字以下不可とか本当に意味わからないけどこれ限界文字数書いてないからマジでやばい文字数いけるんじゃないの？えこ...
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Space Elevator Module
- 3. Space Elevator Concept Artist Pat Rawlings concept of a space elevator viewed from the geostationary transfer station looking down along the length of the elevator toward Earth. Image: Courtesy Pat Rawlings
- 4. What If You Could Build A Stairway To The Moon? Image: © Dorling Kindersley
- 5. What If A Path To The Stars Was Paved In Carbon? Image: © Dorling Kindersley
- 8. Let’s Learn More About Space Elevators View the Space Elevator animation and then conduct research as guided by your teacher. Image: Courtesy Pat Rawlings
- 10. Activities Activity 1 – T-Chart Examine the Space Elevator concept further by using the T chart to compare current technologies with the Space Elevator Activity 2 – KWLH Start the process of researching the Space Elevator in preparation for a later performance activity using the KWLH chart
- 14. Forms Of Carbon: Nanotubes Images Top to Bottom: Mstroeck@wikipedia, Pat Rawlings Properties: strong, light, metal-like Molecular structure: carbon atoms in regular, tubular structure Application: space elevator cable
- 15. Forms Of Carbon: Buckyball Images Top to Bottom: Mstroeck@wikipedia, compujeramy@flickr Properties: light, semi-conductor or superconductor Molecular structure: carbon atoms in regular, circular structure Application: improved electronics
- 16. Forms Of Carbon: Diamond Images Clockwise: betsssssy@flickr, swamibu@flickr, wikipedia Properties: hard, clear, disperses light Molecular structure: carbon atoms in crystal structure Application: drill bits, jewellery
- 17. Forms Of Carbon: Graphite Images Clockwise: Wikipedia , orangeacid@flickr, compujeramey @flickr, [email_address] Properties: light, super lubricating, conductor Molecular structure: sheets of carbon atoms in regular, flat structure Application: pencil, sport equipment, electronics
- 20. Activity 3 - Performance Create a performance to teach others about the Space Elevator and Carbon Nanotubes.
Editor's Notes
- Shape Memory Alloy module - Title Page
- Image from http://en.wikipedia.org/wiki/Image:Kohlenstoffnanoroehre_Animation.gif, GNU free documentation license by http://de.wikipedia.org/wiki/Benutzer:Schwarzm
- Artist Pat Rawling's ( http://www.patrawlings.com) concept of a space elevator viewed from the geostationary transfer station looking down along the length of the elevator toward Earth.
- http://www.dorlingkindersley-uk.co.uk/static/cs/uk/11/clipart/
- http://www.dorlingkindersley-uk.co.uk/static/cs/uk/11/clipart/
- Image thanks to Dorling Kindersley http://www.dorlingkindersley-uk.co.uk/
- http://www.enterprisemission.com/
- Research can be based on the questions how, what, when, where and why. Students should formulate these questions.
- http://www.enterprisemission.com/
- Nanotube image from http://en.wikipedia.org/wiki/Image:Eight_Allotropes_of_Carbon.png, GNU free documentation license, courtesy of Michael Strock http://en.wikipedia.org/wiki/User:Mstroeck Reference for weight info: K. Banerjee and N. Srivastava, "Are Carbon Nanotubes the future of VLSI Interconnections?", ACM Design Automation Conference, 2006, pp. 809-814.
- Image thanks to http://www.flickr.com/photos/erikcharlton/2303709058/ (creative commons license)
- Nanotube image from http://en.wikipedia.org/wiki/Image:Eight_Allotropes_of_Carbon.png, GNU free documentation license, courtesy of Michael Strock http://en.wikipedia.org/wiki/User:Mstroeck Teachers should emphasize awareness of the concept that molecular structure determines properties and therefore function Movable 3D models of carbon allotropes can be viewed here: http://www.creative-chemistry.org.uk/molecules/carbon.htm This website also very useful: http://mrsec.wisc.edu/Edetc/cineplex/nanotube/index.html
- Images: Nanotube image from http://en.wikipedia.org/wiki/Image:Eight_Allotropes_of_Carbon.png, GNU free documentation license, courtesy of Michael Strock http://en.wikipedia.org/wiki/User:Mstroeck http://inventorspot.com/articles/space_elevator_competition_shows_7648 Artist Pat Rawling's ( http://www.patrawlings.com) concept of a space elevator viewed from the geostationary transfer station looking down along the length of the elevator toward Earth.
- Images: Both structure images from http://en.wikipedia.org/wiki/Fullerene Phone image http://www.flickr.com/photos/compujeramey/168108824/ (creative commons license)
- Structure image from http://en.wikipedia.org/wiki/Image:Diamond_and_graphite.jpg Dentist image (http://www.flickr.com/photos/betsssssy/530507000/) and d iamond image http://www.flickr.com/photos/swamibu/1182138940/ (creative commons license)
- Structure image from http://en.wikipedia.org/wiki/Image:Diamond_and_graphite.jpg Tennis image thanks to http://www.flickr.com/photos/stuseeger/2419642327/ (creative commons license) Pencil image thanks to http://www.flickr.com/photos/orangeacid/204163563/ (creative commons license) Phone image http://www.flickr.com/photos/compujeramey/168108824/ (creative commons license)
- Image thanks to http://www.flickr.com/photos/emeryjl/511012252/ (creative commons license)
- Info and images from http://www.spaceward.org/elevator2010
- End title