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Water misters to improve condenser performance?2010-10-25
I am considering making my own distilled water misting system ahead of my condenser/compress unit to get more cooling power out of it.
control valve setting-water distribution system.2010-10-25
can we change a setup value of the control valve automatically? by using solenoid control? for example, I have a pressure sustaining valve, I want the setting change by time, like, from 0-4am, the set
Calculating the orifice diameter on a restrictor application2010-10-22
I'm trying to calculate the orifice diameter for an application where the purpose is to dampen the high pressure spikes of a fuel pump.
Back-pressure Measurement Techniques?2010-10-22
Many small engine manufacturers use exhaust backpressure specifications for emission conformance guidelines. Such specifications are often given to a muffler manufacturer for use in designing an exhau
adjustable port valves2010-10-22
Can anyone explain the usage of the adjustable port valves? By adjusting the port size, we can change the valve capacity, right? To restrict the flow (when fully open) to a very low level, do we need
Calculating the approximate inductance of a coil2010-10-22
I need to design several coils for electromagnetic actuators for small nitrogen valves. One is a iron-core electromagnet, another is an air coil for a moving-magnet style "voice coil motor". Both ar
Bypass flow control2010-10-22
In our R&D test facilities we require water at very low flowrates (10 - 300 kg/h) and high pressure (50barg) for a series of experiments. We plan to use a CAT piston pump with VSD. However we still ca
Altitude valve2010-10-21
we are about to install altitude valve between 2 water tanks the 1st tank is 250 m (elev) and the other one is 90m elev. the valve will be for the lower one , the distance between them is about 2km a
Shanghai MeiYan Yi Pump & Valve Co., Ltd.
MeiYan Yi needle valve Contact MeiYan Yi
Kaiweixi Valve Group Co., Ltd.
Kaiweixi needle valve Contact Kaiweixi
Zhejiang Shanliu Valve Technology Co., Ltd.
Shanliu needle valve Contact Shanliu
Shanghai Fengqi Industrial Development Co., Ltd.
FengQi needle valve Contact FengQi