Can Wind Power Meet the World Electricity Demand

Presentation
by
Dr. Anil Kane
President
World Wind Energy Association
Chairman
Indian Wind Energy Association
‘on the topic
“ Can Wind Power Meet The World Electricity
Demand”
at WWEC 2015 at Jerusalem during 26-28 October,
2015
November 15, 2015
World Wind Energy Association
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The Massachusetts Institute of Technology (MIT) has
predicted that the world electrical energy requirement will
triple by 2050. The current electrical energy installation is
around 3.6 million MW, which will become about 11 million
MW. It is unthinkable to imagine this much quantity being
produced by fossil fuel. What will happen to the green
house gases (including carbon dioxide concentration) is no
more a guess work. It will make the world unsuitable for
life. We can keep these figures lower only by adopting
18th century life style. But this is not possible. If China
and India start consuming per capita electrical energy, as
much as what the US consumes, the figures are
unbelievably large.
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Developed economies take lion’s
share in energy consumption
Per capita electricity consumption
17,179
13,338
kWh / year
11,126
7,689
5,642
1,900
631
Canada
USA
Australia
France
Russia
China
India
Source : International Energy Agency
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The realization through out the world has come that this
Earth does not belongs to the present generation; it belongs
to our children and we have borrowed it from them. It is our
sacred duty that we return the earth in a better shape to our
children than what we have received from our forefathers.
The fossil fuels are finite and we must use them very
judiciously instead of burning them off for generation of
electrical energy. We must preserve them for high value
added petrochemicals and other important materials. The
basic definition of economics tells us “Economics is the
science which deals with ends and scarce means which have
alternate uses”. The fossil fuels are scarce and they have
better alternate uses than burning them off for energy.
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EVALUATION OF GLOBAL WIND POWER
Europe
Source : Stanford Edu. - Cristina L. Archer
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EVALUATION OF GLOBAL WIND POWER
North America
Source : Stanford Edu. - Cristina L. Archer
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EVALUATION OF GLOBAL WIND POWER
Asia
Source : Stanford Edu. - Cristina L. Archer
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EVALUATION OF GLOBAL WIND POWER
Africa
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EVALUATION OF GLOBAL WIND POWER
Australia
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EVALUATION OF GLOBAL WIND POWER
South America
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The study concludes that if only the areas having an annual
average wind velocity grater than 7 m/se are taken into
account, wind worldwide could produce approximately 72
trillion watt hours of electrical energy per year. This is equal to
about 54,000 million tones of oil equivalent. Even if only 20%
of this power is captured, it is more than the total energy
requirement of the entire world for all purposes. If we
consider just the electrical energy requirement of the entire
world, this potential is seven times the world needs, which is
1.6 to 1.8 Trillion Watt hours.
If we take into consideration areas which have got lesser than
7m/sec wind velocity, and the offshore potential, the figure will
be astronomical.
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While looking at the World map for the potential of wind energy, it
is clear that very large land mass of the earth fall under
uneconomical zone, having inadequate wind velocity for economic
electricity production.
Necessity is the mother of invention. People around the world are
working on designs which can produce electricity economically
even in these zones. Some such ideas are discussed here. They
are;
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Air Rotor System – Magenn
Wind Mills in the Sky (Autogyro) - USA
Wind Energy Marine Unit (WEMU) Being Developed in Russia
Ladder Mill (Kiteplanes) - Denmark
Multi-Rotor Shaft
Vertical Axis Turbine
Maglev Wind Turbine
Linear Motor Frame
Dual Rotor Design - Korea
Wind Lens Turbine
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Air Rotor System - Magenn
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Wind Mills in the Sky
(Autogyro) - USA
Groups working in the US, Netherlands and Canada are readying to set up wind farms 9
kilometers up in the sky. This is where we have the so called jet stream, or corridors of high
velocity winds, which high altitude aircraft make use of while flying eastwards.
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Wind Energy Marine Unit (WEMU) Being Developed in
Russia
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Wind Energy Marine Unit (WEMU) Being Developed in
Russia
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Wind Energy Marine Unit (WEMU) Being Developed in
Russia
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LADDERMILL (KITEPLANES) - Denmark
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Multi-rotor Shaft
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Vertical Axis Turbine
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Maglev Wind Turbine
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Linear Motor Frame
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Linear Motor Frame
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Dual Rotor Design - Korea
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Wind Lens Turbine
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Wind Lens Turbine
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Wind Lens Turbine
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Power Amplified Upper Level Aerogenerator - PAULA
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BUOYANT AIRBORNE TURBINE
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Thank You
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