Research on Leakage Prediction Calculation Method for Dynamic Seal Ring in Underground Equipment

The leakage prediction calculation method for dynamic seal rings in underground equipment is presented this paper. framework of the given. model built. non-Newtonian fluid interface element brought in. was developed based on thermal–structural coupled and fluid–structural method. A test performed to validate proposed It proved that film thickness an O-ring made nitrile rubber pulling-in travel thicker than pushing-out travel. fluororubber larger same environmental condition. useful predicting sealing ability equipment. Evaluation costs will be reduced with given