@ The Obturator
I appreciate the feedback and will reach out to Spirax. As for the existing boilers, they are outside the scope of our project and were installed at least 5-10 years ago (not by us). As they were sold as a package by the boiler manufacturer, I assume the design is sound.
I will...
@Latexman
Yes, boiler is compliant with Section 1 and pressure vessel will be compliant with section VIII.
The pressure vessel will be about 30 feet from the 4 inch header and the atmosphere is around 40 feet (total pipe length) from the boiler PRV (and header). So the pressure vessel PRV...
Hi,
I am trying to confirm whether a PRV can be discharged into an existing PRV discharge vent. We are adding a steam heat recovery vessel which has a MAWP of 150 PSIG, with a PRV set at 30 PSIG. The existing PRV serves a steam boiler with MAWP of 200 PSIG, and PRV set at 150 PSIG. We had...