能量是执行工作的能力。它以各种形式存在，例如动力学，电势，热等。在焦耳（J）中测量。
1 thm = 25,215,105.163 th cal
1 th cal = 3.9659e-8 thm
例子:
将15 热转换为热化学卡路里：
15 thm = 378,226,577.438 th cal
| 热 | 热化学卡路里 |
|---|---|
| 0.01 thm | 252,151.052 th cal |
| 0.1 thm | 2,521,510.516 th cal |
| 1 thm | 25,215,105.163 th cal |
| 2 thm | 50,430,210.325 th cal |
| 3 thm | 75,645,315.488 th cal |
| 5 thm | 126,075,525.813 th cal |
| 10 thm | 252,151,051.625 th cal |
| 20 thm | 504,302,103.25 th cal |
| 30 thm | 756,453,154.876 th cal |
| 40 thm | 1,008,604,206.501 th cal |
| 50 thm | 1,260,755,258.126 th cal |
| 60 thm | 1,512,906,309.751 th cal |
| 70 thm | 1,765,057,361.377 th cal |
| 80 thm | 2,017,208,413.002 th cal |
| 90 thm | 2,269,359,464.627 th cal |
| 100 thm | 2,521,510,516.252 th cal |
| 250 thm | 6,303,776,290.631 th cal |
| 500 thm | 12,607,552,581.262 th cal |
| 750 thm | 18,911,328,871.893 th cal |
| 1000 thm | 25,215,105,162.524 th cal |
| 10000 thm | 252,151,051,625.239 th cal |
| 100000 thm | 2,521,510,516,252.39 th cal |
规则