Thank you all for your answers [smile]. We finally decided to install de PSV.
One more question: Would it be the same conclusion if the fluid is only water (with no traces of glycol)?
@georgeverghese: the large of the pipe is about 250m... you still think that the PSV is not necessary? If it is...
Hi,
I am working in a project where there is a pipeline filled with water and traces of glycol at 50ºC. That pipeline can be blocked and the client suggests a thermal relief valve. I am trying to justify if this thermal relief valve is needed or not.
As per API 521 (6th edition, 2014) section...