Regarding the replacement of oil pipelines
Thread Content
For liquefied gas, propylene, gasoline, diesel, and crude oil, which media are most effective for thorough displacement? What pressure level of these media ensures a clean displacement while also maintaining safety?
Liquefied gas and propylene are purged with nitrogen and steam; gasoline, diesel, and crude oil are purged with water and steam. Generally, low-pressure steam at 0.1 MPa is used for purification
Liquefied gas and propylene use inert gases, while gasoline, diesel, and crude oil use water and steam
Do you use air purge lines for LPG and propylene in your facility? ? ? :dizzy:
For LPG pipeline replacement, it is best to use an inert gas, with nitrogen being the most commonly used one. Another more economical option is water. The guy who said to use wind – this industry doesn’t tolerate jokes.