Dual fireproof oil reservoirs should be designed, and the oil inlet height should not be lower than that of the water outlet to siphon oil in and drain water off.
防火油池应进行双池设计，两池中进油口和出水口不应同高或进口低于出口，这样才能形成虹吸排水贮油现象；
2
With different layout of inverted siphon pipe, requirements for inlet flow pattern and submergence are various.