r/ChemicalEngineering Nov 15 '24

Student Anyone know what this valve is?

Post image
100 Upvotes

93 comments sorted by

View all comments

152

u/Hydrochloric Nov 15 '24

That's the diode symbol. So I think check valve, but don't rely on that.

159

u/secretaliasname Nov 15 '24

Who let the EE draw the P&ID?

0

u/Snoo-46809 Nov 17 '24

I think I would trust an EE to draw a Proportional-integral-derivative controller