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  1. Wayne _ Lunar

    Asking for Parallel or Series Pump Configuration

    Hi LittleInch Could you please clarify whether P3, P1, and P2 in Sketch 2 refer to pressure or water flow as you mentioned?
  2. Wayne _ Lunar

    Asking for Parallel or Series Pump Configuration

    The bypass is included. For example, the P2 is for Bag water filter.
  3. Wayne _ Lunar

    Asking for Parallel or Series Pump Configuration

    Hi all, I am working on a pump system based on the 2 configuration shown in the attached sketch. I have a question that I hope you can help clarify. For Sketch 1, which shows a parallel configuration, I understand that the pressure at Point 3 will match either P1 or P2, depending on which has...
  4. Wayne _ Lunar

    PICV for HVAC system

    Hi LittleInch Agree! I will use them for water flow measurement. Thanks!
  5. Wayne _ Lunar

    PICV for HVAC system

    Hi MintJulep If you look at the attached photos, you can see there are 2 holes, one at the inlet and one at inside the PICV chamber, not the outlet, so I also assumpt that there are P1-P2.
  6. Wayne _ Lunar

    PICV for HVAC system

    Hi LittleInch Please see the schematic for FCU with a PICV as attached.
  7. Wayne _ Lunar

    PICV for HVAC system

    Hi All!! I am working with Danfoss PICV valve for a Chiller system. I have a question and hope you can help me by explaining it to me. Thank you so much! Photo of the DN25 PICV as bellow link...
  8. Wayne _ Lunar

    Air Trap in the Suction of Condenser Pipe of Chiller

    Hi@LittleInch Thank you so much for the reply. I am sorry for abbreviation. The followings are all I got now: - The pipe size is DN300. - For the top of the Syphon, I guess the Cold Basin of Cooling tower is higher than the top of the Syphon. This is just the information from the Client. We...
  9. Wayne _ Lunar

    Air Trap in the Suction of Condenser Pipe of Chiller

    Hi all I am the new member. I think this forum is very useful for an new engineer like me. I have a question, please help to clarify for me. We are conduct balancing for a chiller system. There are 3 Cooling tower but one CT, the suction pipe one of 3 CT has a one trap pipe as below: I have...

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