| Energy exchange
(conservation) in a thermal system |
|
|
| Energy added, hA |
|
| (ex.
pump, compressor) |
|
|
|
| Energy lost, hL |
|
| (ex.
friction, valve, expansion) |
|
|
|
|
| hL |
||
| loss
through |
||
| valves |
||
| heat
exchanger |
| hE |
| hA |
| turbine |
| pump |
|
|
| hL,
friction loss |
|
| through pipes |
|
|
|
|
| hL |
||
| loss
through |
||
| elbows |
||
| condenser |