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Power to Gas

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Efficiency of energy s<strong>to</strong>rage via <strong>Power</strong>-<strong>to</strong>-<strong>Gas</strong><br />

<strong>Power</strong>-<strong>to</strong>-H 2 -<strong>to</strong>-<strong>Power</strong><br />

100%<br />

80%<br />

60%<br />

40%<br />

20%<br />

0%<br />

100%<br />

80%<br />

60%<br />

40%<br />

20%<br />

0%<br />

100%<br />

100%<br />

95%<br />

95%<br />

Stromnetz<br />

95%-100%<br />

<strong>Power</strong>-<strong>to</strong>-SNG-<strong>to</strong>-<strong>Power</strong><br />

Stromnetz<br />

95%-100%<br />

80%<br />

62%<br />

Elektrolyse<br />

65%-80%<br />

80%<br />

62%<br />

Elektrolyse<br />

65%-80%<br />

68%<br />

49%<br />

Methanisierung<br />

80%-85%<br />

76%<br />

52%<br />

Kompression<br />

85%-95%<br />

65%<br />

42%<br />

Kompression<br />

85%-95%<br />

Max<br />

Min<br />

42%<br />

18%<br />

Verstromung<br />

35%-55%<br />

Max<br />

Min<br />

39%<br />

17%<br />

Verstromung<br />

40%-60%<br />

Wirkungsgrag<br />

Wirkungsgrag<br />

RWE <strong>Power</strong> AG • Liese SEITE 4

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