Secondary Fuels and Energy Storage

Environmental Studies AQA Unit 3

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  • Created by: Connie
  • Created on: 23-04-12 10:09
The storage of a surplus e.g. electricity to meet a later shortage is called
Peak shaving
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What are secondary fuels
Fuels that are made from other fuels e.g. electricity
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Hydrogen is...
...a secondary fuel with a high energy density
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Demand for energy fluctuates over a number of timescales. Daily, it peaks...
...at main meal times
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The high energy density store of hydrogen can be released in two ways:
Combustion to produce heat. Electrochemically, in a fuel cell where the hydrogen reacts with oxygen to form water.
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Other cards in this set

Card 2

Front

What are secondary fuels

Back

Fuels that are made from other fuels e.g. electricity

Card 3

Front

Hydrogen is...

Back

Preview of the front of card 3

Card 4

Front

Demand for energy fluctuates over a number of timescales. Daily, it peaks...

Back

Preview of the front of card 4

Card 5

Front

The high energy density store of hydrogen can be released in two ways:

Back

Preview of the front of card 5

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NaturAlice

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What is the "efficiency of generation" in Q3?

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