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ENVIRONMENT & CLIMATE
PANORAMA
SUSTAINABLE ENERGIES
Inner workings of a modern
German wind turbine
Enercon E-126 type with
a 4,200 kW power rating
6
Machine frame
Yaw drive
Ring generator
Blade pitch control
Rotor hub
Rotor blade
4
3
1
5
2
Windpower plants
The wind drives the
rotor blades. The generator transforms the
mechanical energy into
electrical power.
Transformer house
The transformer feeds
the power at the
right voltage to the
grid operator.
Substation
The substation transforms
the medium voltage into
high voltage for transmission over greater distances.
110,000 V
10,000 V 30,000 V
690 V
50 %
30 %
371,000
18,000
more electricity
from renewable sources
less electricity from nuclear
power stations
employees in the renewable
energy sector
new jobs p.a. thanks to
the Energy Reform
(through 2020)