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@makotom
Last active July 7, 2023 12:15
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エネファームの経済

共通諸元

  • 12.5 kWh g / m3
  • 139.68 JPY / m3
  • 26.5 JPY / kWh e
  • 水道水は 15 C, 出湯温度は 40 C, エネファームの貯湯温度は 60 C で一定
    • エネファームによる出湯は安定して 60 C の温水と 15 C の水道水の 5 : 4 混合と仮定

エコジョーズ

0.3689527272727274 JPY / L

25 kcal / L (net)
104.6 kJ / L (net)
0.029055555555555557 kWh / L (net)

0.88 % 効率

0.03301767676767677 kWh / L
0.002641414141414142 m3 / L
0.3689527272727274 JPY / L

エネファーム (給湯単価で考えた場合)

0.09147181286549722 JPY / L

発電 0.7 kW 時
水温 15 C 時
95 L / 5h @ 60 C
19 L / h @ 60 C
34.2 L / h @ 40 C
1.94 kWh ガス消費

0.05672514619883 kWh / L
0.004538011695906433 m3 / L
0.6338694736842105 JPY / L
- (0.7 kWh * 26.5 JPY / kWh / 34.2 L) = - 0.5423976608187133 JPY / L
0.09147181286549722 JPY / L (total)

エネファーム (発電単価で考えた場合)

12.943075324675325 JPY / kWh

0.7 kWh 発電時
1.94 kWh ガス消費

1.94 kWh g / 0.7 kWh e
0.1552 m3 / 0.7 kWh e
21.678336 JPY / 0.7 kWh e
- (34.2 L / h * 0.3689527272727274 JPY / L) = - 12.618183272727274 JPY / h
9.060152727272728 JPY / 0.7 kWh e (total)
12.943075324675325 JPY / kWh
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