Wind energy

On which scale levels do windmills occur and what is the impact of that?

Scale

Made by:René van DorpAike Potze

How big are windmills and how are they influencing the environment?

• Windmills are becoming larger.• A gondola of 80-120 metres high and blades of 45-60

metres long

2 problems for birds and bats:• Fly against the wicks• Trying to fly around the windmills• Stop breeding nearby a windmill

How big are windmills and how are they influencing the environment?

• Rotating blades-> Annoying sound• Noise standard of 47 dB

Risk of fatal accidents• Degrading components• Falling ice off the blades

Annoying cast shadow

Hoe groot zijn windmolenparken?

Legend

More than 50 MW

Between 10MW and 50 MW

Between 1MW and 10 MW

Smaller than 1MW

How big are windmillparks?

Largest windmillpark in the world:• In front of the coast of England• Over 100 windmills• 370 MW• 300.000 households• 35 km²

What are good locations to place windmills?

• Flat surface or in water• Few birds and buildings• In The Netherlands along the coast or in / near water

surfaces• In The Netherlands are no mountains• In other countries often on mountains or along the coast

Where are windmills located and how many windmills are located there?

The Netherlands:• Mostly in or around the water• Coastal regions• 1900 big windmills• 2000MW• 580 windmills located in Flevoland• 325 windmills located in Friesland and NoordHolland

Where are windmills located and how many windmills are located there?

Other countries:• Countries with long coastlines or big landmasses• China is a good example of this• Long coastline, big landmass• Big goals explosive growth• One of the biggest producents of windmills in the world• 2015: 100 GW

Where are windmills located and how many windmills are located there?

European Union• Windmills located in the sea• 2,4GW• 100 GW under development• 2030: 150 GW

The end