Энергия - это способность выполнять работу.Он существует в различных формах, таких как кинетический, потенциал, термический и т. Д. Он измеряется в джоулях (J).
1 GWh = 36,000,000,000,000,000,000 erg 
1 erg = 2.7778e-20 GWh 
Пример: 
Преобразовать 15 Гигаватт час в Эрг:
15 GWh = 540,000,000,000,000,000,000 erg 
| Гигаватт час | Эрг | 
|---|---|
| 0.01 GWh | 360,000,000,000,000,000 erg | 
| 0.1 GWh | 3,600,000,000,000,000,000 erg | 
| 1 GWh | 36,000,000,000,000,000,000 erg | 
| 2 GWh | 72,000,000,000,000,000,000 erg | 
| 3 GWh | 108,000,000,000,000,000,000 erg | 
| 5 GWh | 180,000,000,000,000,000,000 erg | 
| 10 GWh | 360,000,000,000,000,000,000 erg | 
| 20 GWh | 720,000,000,000,000,000,000 erg | 
| 30 GWh | 1,080,000,000,000,000,000,000 erg | 
| 40 GWh | 1,440,000,000,000,000,000,000 erg | 
| 50 GWh | 1,800,000,000,000,000,000,000 erg | 
| 60 GWh | 2,160,000,000,000,000,000,000 erg | 
| 70 GWh | 2,520,000,000,000,000,000,000 erg | 
| 80 GWh | 2,880,000,000,000,000,000,000 erg | 
| 90 GWh | 3,240,000,000,000,000,000,000 erg | 
| 100 GWh | 3,600,000,000,000,000,000,000 erg | 
| 250 GWh | 9,000,000,000,000,000,000,000 erg | 
| 500 GWh | 18,000,000,000,000,000,000,000 erg | 
| 750 GWh | 27,000,000,000,000,000,000,000 erg | 
| 1000 GWh | 36,000,000,000,000,000,000,000 erg | 
| 10000 GWh | 360,000,000,000,000,000,000,000 erg | 
| 100000 GWh | 3,600,000,000,000,000,000,000,000 erg |