![]() Superimposed backpressure is defined as: "The static pressure that exists at the outlet of a pressure relief device at the time the device is required to operate. Superimposed backpressure is the increase in backpressure because of reliefs from other safety devices and built-up backpressure is the increase in backpressure because of relief of the considered bursting disk.ĪPI RP 521, section 1.3 and API RP 520 part I, section 1.2.3.3 only define two types of backpressure: built-up and superimposed. Constant backpressure is the backpressure that exists when there is no relief. In part 4 of your articles series on Rupture Disks, you wrote that three types of backpressure are considered, these being constant, built-up and superimposed.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |