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Why use ball valves 2010-10-20
I don't know whether this is a simple Q or not.Why use ball valves on Gas pipelines instead of gate & or globe valves, am I missing something?
Pipe vs Flange MAWP 2010-10-20
Many times I have heard people make a statement such as "In a spool with pipe and flanges, the flange will always be the weakest link with regard to MAWP".
PRV valve pressure drop 2010-10-20
I'm in need of some assistance in calculating some flow vs pressure specifications, in order to make some changes to the system.
Circuit Balancing Valve, Circuit Setter, PRV? 2010-10-19
Even though people explain it to me, I still don't quite understand what is the difference between a circuit balancing valve and a pressure reducing valve. Balancing valves are used in bypass situati
FIXED OUTLET PRESSURE CONTROL VALVE 2010-10-19
WE ARE DESIGNING A GAS RECOVERY SYSTEM FROM A PROPANE REFRIGERATION LOOP.
PROPANE VAPORS RECOVERED WILL BE REINJECTED IN A BOIL-OFF SYSTEM TO BE COMPRESSED AND LIQUEFIED AGAIN WITH VAPORS COMING FROM
Instrument air backup control 2010-10-19
My question is about the more appropiate method to control the instrument air backup.
The instrument air is normally generated in the IA package and flows towards the IA header of the unit. In case t
proportional valve drift 2010-10-19
I'll try to briefly describe my problem: My hydraulic circuit (the pumps are supplying 130 bars of pressure) consists of a closed-center proportional valve that drives a hydraulic motor (which is used
