Hello everybody!
I am not a turbine machinery specialist and I would like some advice on the following issue: we need to feed a gas turbine with natural gas (approx. 65.000 Nm3/h) but the pressure of the ng system is relatively low. For this reason we need to install a natural gas compressor...
Hello everybody.
I have a minor confusion with ASME B16.34 code. On chapter 7 {Pressure testing)par.7.1 a shell pressure test is defined, with its acceptability criteria clearly stated. So far so good. But in par.7.2 Valve Closure Test, a test pressure/duration is defined, but no acceptability...
Hello!
I am a little confused with ASME B16.34 vs API 598 test procedures. So far I had the idea that the tests specified in ASME B16.34 were OK for 150# lug type butterfly valves. Can anyone tell me what makes a 150# lug type butterfly valve inappropriate for ASME B16.34 procedures (shell test...
Hello again!
I am currently dealing with the protection of a plant, that has an outdoot heat recovery steam generator with an attached burner using natural gas. Natural gas, unlike oil fuel, cannot collect or create spill hazards, since because it is lighter than air, it will disperse in the...
Thank you. This is exactly what I did on my own. Unfortunately I come up with a huge (for the existing pump) water demand. In any case, I cannot see a different approach.
Hello everybody!
Can you please guide me in how to size a water cannon to provide indirect exposure protection for a fuel tank placed inside a dike? NFPA15 describes rate of application for direct exposure protection only (10.2 lpm per m2 of tank surface). By "indirect" I mean that the cannon...