Operations has had problems with the current actuated startup bypass valves. The fluid in this aplication is Blend Oil. There is currently a 30s shutoff actuator on a 1/4 turn ball valve. Because o

I have a very very urgent question about application of double block & bleed valves,single block & bleed valves ; where and for what working classes these are necessary ? My question is for a crude oi

I have built a low pressure fluid system for an R&D application. It is made with 1/4" pvc tubing and push connect fittings. It operates at about 10 mm Hg (about 0.20 psi) and uses a paristaltic pump r

I have a question about using flow controls with a one-way check.Should the valve be setup so that it meters the oil traveling into the cylinder, allowing free flow of oil exiting the cylinder? OR sh

I have had many discussions concerning the prediction of valve noise using the current IEC 534-8-3 standard. My discussions usually involve how the actual configuration of the valve installation affec

I would like to calculate the closing/opening time of a Gate valve using an hydraulic actuator. What are the input parameters required and what is the formula for this calculation?

Fixed cone (hollow jet) Howell Bunger valves (or equal functioning valves) in smaller and cheaper sizes? Does this solution exist? I have searched the net in vain to try to cover following concept:

I have 18" globe control valve to be installed on sea water line. However required upstream and downstream length is not available on platform. Whether use of straightner is allowed ? which kind of st