G - Wind power cast study Flashcards

1
Q

Where are these wind farms?

A

In the UK

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2
Q

What are the aims of the wind farms?

A

To generate 10% of power by renewable energy sources

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3
Q

What do the UK want to be responsible for?

A

1/3 of electricity generated

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4
Q

What were the number of wind farms operational in July, 2011?

A

306

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5
Q

What is the future of ‘offshore’ farms?

A

To become more important with 8GW to be generated by 2016

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6
Q

What is the size of modern wind turbines?

A

100-200m, including the blades - offshore turbines tend to be the largest

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7
Q

How far are offshore operations off the coast?

A

Usually within 4-6km but some planned developments will be over 18km

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8
Q

What makes the UK the best place for the wind farms?

A
  • Shallow waters

- Require an exposed location clear of any obstructions

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9
Q

How can small differences in distance make a difference in the potential of the site? (give example using figures)

A

A site that is 10% less windy means that 20% less energy is generated

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10
Q

What are the positives of the wind farms? (give at least 3-4)

A
  • Wind is free
  • Produces renewable energy
  • Energy produced doesn’t cause greenhouse gases or other pollutants
  • Each wind farm takes up a small plot of land (so the land underneath can be used for things like agriculture)
  • Produces electricity in remote areas
  • Interesting feature of landscape
  • Offshore ones have no effect on sea life
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11
Q

What are the negatives of the wind farms (give at least 3-4 points)

A
  • Noise pollution
  • Affect migrating birds
  • House prices near by made be reduced
  • Cost of generating electricity is more expensive than traditional methods
  • Turbines can be very tall and an eyesore
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