Wind is a form of solar energy. Winds are caused by the uneven heating of the atmosphere by the sun, the irregularities of the earth's surface, and rotation of the earth. Wind flow patterns are modified by the earth's terrain, bodies of water, and vegetation. Humans use this wind flow, or motion energy, for many purposes: sailing, flying a kite, and even generating electricity.
www.eere.energy.gov/windandhydro/wind_how.html
* Introduction to Wind Energy
* History of Wind Energy
* Generation of Wind Energy
* Details of Wind Turbines
* Wind Measurement
* Advantages and Disadvantages
* Wind Power Plants in Pakistan.
This presentation will describe the basics of wind power generation the technologies used in wind power. the energy conversion process used in wind power system are explained. This material was prepared for Debre Brihan Univesity 4th year power engineering students of 2017.
Wind is a form of solar energy. Winds are caused by the uneven heating of the atmosphere by the sun, the irregularities of the earth's surface, and rotation of the earth. Wind flow patterns are modified by the earth's terrain, bodies of water, and vegetation. Humans use this wind flow, or motion energy, for many purposes: sailing, flying a kite, and even generating electricity.
www.eere.energy.gov/windandhydro/wind_how.html
* Introduction to Wind Energy
* History of Wind Energy
* Generation of Wind Energy
* Details of Wind Turbines
* Wind Measurement
* Advantages and Disadvantages
* Wind Power Plants in Pakistan.
This presentation will describe the basics of wind power generation the technologies used in wind power. the energy conversion process used in wind power system are explained. This material was prepared for Debre Brihan Univesity 4th year power engineering students of 2017.
Air in Motion. Wind energy is the transformation of the kinetic energy of the wind into mechanical or electrical energy that can be harnessed for practical use
This is enegy taken from the natural air!
Can you believe electricity being created because of air!
It is practiced on heights or near sea's.
Go ahead and enjoy!
Air in Motion. Wind energy is the transformation of the kinetic energy of the wind into mechanical or electrical energy that can be harnessed for practical use
This is enegy taken from the natural air!
Can you believe electricity being created because of air!
It is practiced on heights or near sea's.
Go ahead and enjoy!
International Journal of Engineering Research and Applications (IJERA) is an open access online peer reviewed international journal that publishes research and review articles in the fields of Computer Science, Neural Networks, Electrical Engineering, Software Engineering, Information Technology, Mechanical Engineering, Chemical Engineering, Plastic Engineering, Food Technology, Textile Engineering, Nano Technology & science, Power Electronics, Electronics & Communication Engineering, Computational mathematics, Image processing, Civil Engineering, Structural Engineering, Environmental Engineering, VLSI Testing & Low Power VLSI Design etc.
International Journal of Engineering Research and Development (IJERD)IJERD Editor
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yahoo journals, bing journals, International Journal of Engineering Research and Development, google journals, hard copy of journal
WIND ENERGY REPORT AE 215- 2018 SOURCES OF FARM POWERmusadoto
Wind is the flow of gases on large scale. On the surface of the earth, wind consists of the bulk movement of air. In outer space, solar wind is the movement of gases and charged particles from the sun though space, while planetary wind is the outgassing of light chemical from a planet’s atmosphere into space. Wind by their spatial scale, their speed, the type of force that cause them, the region in which they occur and their effect. The strongest observed winds on planet in solar system occur on Neptune and Saturn. Winds have various aspects, an important one being its velocity, density of the gas involved and energy content of the wind.
Wind is almost entirely caused by the effects of the sun which, each hour, delivers 175 million watts of energy to the earth. This energy heats the planet’s surface, most intensively at the equator, which causes air to rise. This rising air creates an area of low pressure at the surface into which cooler air is sucked, and it is this flow of air that we know as “wind”. In reality atmospheric circulation is much more complicated and, after rising at the equator air travels pole wards. As it travels the air cools and eventually descends to the earth’s surface at about 30° latitude (north and south), from where it returns once again to the equator (a closed loop known as a Hadley Cell). Similar cells exist between 30° and 60° latitude (the Ferrell Cells) and between 60° latitude and each of the poles (the Polar Cells). Within these cells, the flow of air is further impacted by the rotation of the earth or the "Coriolis Effect". This effect creates a sideways force which causes air to circulate anticlockwise around areas of low pressure in the northern hemisphere and clockwise in the southern hemisphere
In summary, the origin of winds may be traced basically to uneven heating of the earth’s surface due to sun. This may lead to circulation of widespread winds on a global basis, producing planetary winds or may have a limited influence in a smaller area to cause local winds.
FEASIBILITY OF USING WIND ENERGY FOR IRRIGATION IN IRAQ IAEME Publication
The possibility of using the wind energy for pumping in Iraq has been discussed and evaluated. This research includes a theoretical assessment in order to find solution for the technical and economic problems of water pumping from wells and explain the field of utilization this energy.Wind speed for different sites in Iraq which used to calculate the amount of water required for each crop. The energy needed by each location, its characteristics, and usage are determined by studying the results of the field investigations related to water requirements and wind characteristics at each location.
The possibility of using the wind energy for pumping in Iraq has been discussed and
evaluated. This research includes a theoretical assessment in order to find solution for the technical
and economic problems of water pumping from wells and explain the field of utilization this energy.
Wind speed for different sites in Iraq which used to calculate the amount of water required for each
crop. The energy needed by each location, its characteristics, and usage are determined by studying
the results of the field investigations related to water requirements and wind characteristics at each
location.
Wind energy forecasting using radial basis function neural networkseSAT Journals
Abstract
Wind power forecast is essential for a wind farm developer for comprehensive assessment of wind potential at a particular site or
topographical location. Wind energy potential at any given location is a non –linear function of mean average wind speed,
vertical wind profile, energy pattern factor, peak wind speed, prevailing wind direction, lull hours, air density and a few other
parameters. Wind energy pattern data of various locationsis collected from a published resource data book by Centre for Wind
Energy Technology, India.Modeling of wind energy forecasting problem consists of data collection, input-output selection,
mappingand simulation. In this work, artificial neural networks technique is adopted to deal with the wind energy forecasting
problem.After normalization, neural network will be run with training dataset.Radial Basis function based Neural Networks is a
feed-forward algorithm of artificial neural networks that offers supervised learning.It establishes local mapping with two fold
learning quickly.Wind power densities predicted for new locationsare in agreement with the measured values atthewind
monitoring stations.MAPE was found out to be less than 10% for all the values of Wind Power Density predictions at new
topographical locations and R2 is found to be nearer to unity.WPD values are multiplied by wind availability hours (generation
hours) in that particular location to give number of energy units at the turbine output. These values are compared to the output of
the wind turbine model installed in the same region, so as to assess the number of units generated by that particular wind turbine
in the respective locations.This kind of assessment is useful for wind energy projects during feasibility studies. With this work, it is
established that radial basis function neural netscan be used as a diagnostic tool for function approximation problemsconnected
towind energy resourcemodeling& forecast.
Keywords: Wind power density, wind energy, forecast, modeling, air density, peak wind speed, radial basis function,
neural network, CoD, MAPE
Industrial Training at Shahjalal Fertilizer Company Limited (SFCL)MdTanvirMahtab2
This presentation is about the working procedure of Shahjalal Fertilizer Company Limited (SFCL). A Govt. owned Company of Bangladesh Chemical Industries Corporation under Ministry of Industries.
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Explore the innovative world of trenchless pipe repair with our comprehensive guide, "The Benefits and Techniques of Trenchless Pipe Repair." This document delves into the modern methods of repairing underground pipes without the need for extensive excavation, highlighting the numerous advantages and the latest techniques used in the industry.
Learn about the cost savings, reduced environmental impact, and minimal disruption associated with trenchless technology. Discover detailed explanations of popular techniques such as pipe bursting, cured-in-place pipe (CIPP) lining, and directional drilling. Understand how these methods can be applied to various types of infrastructure, from residential plumbing to large-scale municipal systems.
Ideal for homeowners, contractors, engineers, and anyone interested in modern plumbing solutions, this guide provides valuable insights into why trenchless pipe repair is becoming the preferred choice for pipe rehabilitation. Stay informed about the latest advancements and best practices in the field.
Immunizing Image Classifiers Against Localized Adversary Attacksgerogepatton
This paper addresses the vulnerability of deep learning models, particularly convolutional neural networks
(CNN)s, to adversarial attacks and presents a proactive training technique designed to counter them. We
introduce a novel volumization algorithm, which transforms 2D images into 3D volumetric representations.
When combined with 3D convolution and deep curriculum learning optimization (CLO), itsignificantly improves
the immunity of models against localized universal attacks by up to 40%. We evaluate our proposed approach
using contemporary CNN architectures and the modified Canadian Institute for Advanced Research (CIFAR-10
and CIFAR-100) and ImageNet Large Scale Visual Recognition Challenge (ILSVRC12) datasets, showcasing
accuracy improvements over previous techniques. The results indicate that the combination of the volumetric
input and curriculum learning holds significant promise for mitigating adversarial attacks without necessitating
adversary training.
Sachpazis:Terzaghi Bearing Capacity Estimation in simple terms with Calculati...Dr.Costas Sachpazis
Terzaghi's soil bearing capacity theory, developed by Karl Terzaghi, is a fundamental principle in geotechnical engineering used to determine the bearing capacity of shallow foundations. This theory provides a method to calculate the ultimate bearing capacity of soil, which is the maximum load per unit area that the soil can support without undergoing shear failure. The Calculation HTML Code included.
Welcome to WIPAC Monthly the magazine brought to you by the LinkedIn Group Water Industry Process Automation & Control.
In this month's edition, along with this month's industry news to celebrate the 13 years since the group was created we have articles including
A case study of the used of Advanced Process Control at the Wastewater Treatment works at Lleida in Spain
A look back on an article on smart wastewater networks in order to see how the industry has measured up in the interim around the adoption of Digital Transformation in the Water Industry.
Overview of the fundamental roles in Hydropower generation and the components involved in wider Electrical Engineering.
This paper presents the design and construction of hydroelectric dams from the hydrologist’s survey of the valley before construction, all aspects and involved disciplines, fluid dynamics, structural engineering, generation and mains frequency regulation to the very transmission of power through the network in the United Kingdom.
Author: Robbie Edward Sayers
Collaborators and co editors: Charlie Sims and Connor Healey.
(C) 2024 Robbie E. Sayers
4. Calculation of Wind Power
Power in the Wind = ½ρAV3
Effect of air density,
– Effect of swept area, A
– Effect of wind speed, V
Swept Area: A = πR2
Area of the circle swept
by the rotor (m2).