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The roles of electricity and hydrogen storage in a low ... - iea-etsap

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Power system balanc<strong>in</strong>g<br />

• Electricity <strong>storage</strong> is important as a power<br />

system balanc<strong>in</strong>g mechanism (even though a 20<br />

time period model still represent aggregation).<br />

68<br />

Seasonal <strong>electricity</strong> supply <strong>in</strong> 2050 - CO2 scenario<br />

68.0<br />

Seasonal <strong>electricity</strong> supply <strong>in</strong> 2050 - CO2-4<br />

GW<br />

64<br />

60<br />

56<br />

52<br />

.<br />

48<br />

44<br />

40<br />

6.00 9.00 12.00 15.00 18.00 21.00 24.00 3.00<br />

W<strong>in</strong>ter Autumn Spr<strong>in</strong>g summer<br />

With <strong>electricity</strong> <strong>storage</strong><br />

GW<br />

64.0<br />

60.0<br />

56.0<br />

52.0<br />

.<br />

48.0<br />

44.0<br />

40.0<br />

6.00 9.00 12.00 15.00 18.00 21.00 24.00 3.00<br />

W<strong>in</strong>ter Autumn Spr<strong>in</strong>g summer<br />

Without <strong>electricity</strong> <strong>storage</strong><br />

15<br />

Power generation mix <strong>in</strong> 2050<br />

2000<br />

Electricity generation mix by fuel <strong>and</strong> plant type<br />

1500<br />

PJ<br />

1000<br />

500<br />

0<br />

Base<br />

Base-1<br />

Base-1-D<br />

Base-1-N<br />

Base1-H<br />

Base-2<br />

Base-3<br />

Base-3-H<br />

Base-3-W<br />

Base-4<br />

Base-4-H<br />

CO2<br />

CO2-SLT<br />

CO2-1<br />

CO2-1-D<br />

CO2-1-N<br />

CO2-1-H<br />

CO2-2<br />

CO2-3<br />

CO2-3-H<br />

CO2-4<br />

CO2-4-H<br />

Coal Coal CCS Nuclear Gas Hydro W<strong>in</strong>d Bio & waste<br />

Imports Mar<strong>in</strong>e Gas (CHP) Other (CHP) Storage<br />

16

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