| Units for energy, energy flow, heat flow |
| |
W
Watt
|
KW
Kilo Watt |
|
Kpm/c
Kilo Pound Meter / Sec
|
|
| 1 W =
(=1Nm/s=1J/s) |
1 |
0.001 |
0.860 |
0.102 |
|
| 1 KW = |
1000 |
1 |
860 |
102 |
|
| 1 Kcal/h = |
1.16 |
1.16.10-3 |
1 |
0.119 |
|
| 1 Kmm/s = |
9.81 |
9.81.10-3 |
8.43 |
1 |
|
|
| |
| Units of energy, work, heat quantity |
| 1 J = 1 Joule; 1 J = 1 Nm =1 Wss;
1 J = 0.1 Kpm |
|
| |
|
|
KW/h
Kilo Watt/Hour |
Kcal
Kilo Calory |
Kpm
Kilo Pound Meter |
| 1 J =
(=1Nm=1Ws) |
1 |
0.001 |
2.78.10-7 |
2.39.10-4 |
0.102 |
| 1 KJ = |
1000 |
1 |
2.78.10-4 |
0.239 |
102 |
| 1 KkW/h = |
3.6.106 |
3.6.103 |
1 |
860 |
367.103 |
| 1 Kcal = |
4.2.103 |
4.2 |
1.16.10-3 |
1 |
427 |
| 1 Kpm = |
9.81 |
9.81.10-3 |
272-10-6 |
2.34-10-3 |
1 |
|
| |
| Units of pressure and streagth |
| |
Pa
Pascal |
Bar |
At
Atmosphere(Tech.) |
Atm
Atmosphere(std.) |
Torr |
| 1 Pa = (1N/m2) |
1 |
10-5 |
1.02.10-5 |
9.87.10-6 |
0.0075 |
| 1 bar = |
105 |
1(1000 mbar ) |
1.02 |
0.987 |
750 |
1 at =
(1kp/cm2)
Kilo Pound/Cm2 |
9.81.104 |
0.981 |
1 |
0.968 |
760 |
| 1 atm = |
1.013.105 |
1.013 |
1.033 |
1 |
760 |
| 1 Torr = |
133 |
133.10-3 |
1.36.10-3 |
1.32.10-3 |
1 |
|
| |
| Temperature Units |
| |
K
Kelvin |
°C
Celcius |
°R
Reaumur |
°F
Fahrenheit |
| K |
n |
n-273 |
4/5(n-273) |
9/5 (n-273)+32 |
| °C |
n+273 |
n |
4/5 n |
9/5n+32 |
| °R |
5/4n+273 |
5/4 n |
n |
9/4n+32 |
| °F |
5/9(n-32)+273 |
5/9(n-32 ) |
4/9(n-32) |
n |
|
| |
| Units of Heat |
Symbol Name |
| |
| Q |
Heat flow density related to one unit |
| λ |
Thermal conductivity |
| α |
Heat transfer value |
| c |
Specific heat |
|
Dimension |
new |
old |
W/m2
|
kcal/m2h |
W/mk
|
kcal/mhk |
W/m2k
|
kcal/m2hk |
kj/kgk
|
kcal/kgk |
|
Conversion Factor |
| |
1.163.kcal/m2 h = W/m2 |
1.163.kcal/mhk = W/mk |
1.163.kcal/mhk =
W/m2k |
4.2.kcal/kgk = kj/kgk |
|
|
