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Liquid differential pressure responds
We are changing chilled water system control strategy from head pressure to DIFFERENTIAL Pressure control between flow and return on the index leg at the most hydraulically remote locations to the VSD Secondary chilled water pumps. Differential pressure transmitter which was preliminary selected...- ElGr
- Thread
- Replies: 4
- Forum: HVAC/R engineering
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cooling COP per annum
Hello All, Could you please help me with some callculation I know that COP = cooling effect / power input to operate the system However, It is not quite clear how to come up with COP per annum Info I have: Cooling PK[kW] = 1.120 Utilisation[%]= 80...- ElGr
- Thread
- Replies: 2
- Forum: HVAC/R engineering
