エネルギーは仕事を実行する能力です。動力学、ポテンシャル、サーマルなど、さまざまな形で存在します。ジュール（j）で測定されます。
1 GWh = 860,420,650.096 kcal
1 kcal = 1.1622e-9 GWh
例:
15 ギガワット時間をキロカロリーに変換します。
15 GWh = 12,906,309,751.434 kcal
| ギガワット時間 | キロカロリー |
|---|---|
| 0.01 GWh | 8,604,206.501 kcal |
| 0.1 GWh | 86,042,065.01 kcal |
| 1 GWh | 860,420,650.096 kcal |
| 2 GWh | 1,720,841,300.191 kcal |
| 3 GWh | 2,581,261,950.287 kcal |
| 5 GWh | 4,302,103,250.478 kcal |
| 10 GWh | 8,604,206,500.956 kcal |
| 20 GWh | 17,208,413,001.912 kcal |
| 30 GWh | 25,812,619,502.868 kcal |
| 40 GWh | 34,416,826,003.824 kcal |
| 50 GWh | 43,021,032,504.78 kcal |
| 60 GWh | 51,625,239,005.736 kcal |
| 70 GWh | 60,229,445,506.692 kcal |
| 80 GWh | 68,833,652,007.648 kcal |
| 90 GWh | 77,437,858,508.604 kcal |
| 100 GWh | 86,042,065,009.56 kcal |
| 250 GWh | 215,105,162,523.901 kcal |
| 500 GWh | 430,210,325,047.801 kcal |
| 750 GWh | 645,315,487,571.702 kcal |
| 1000 GWh | 860,420,650,095.602 kcal |
| 10000 GWh | 8,604,206,500,956.022 kcal |
| 100000 GWh | 86,042,065,009,560.23 kcal |
Inayam