Using the case of 220 kV double circuit transmission line on the same tower,a time domain simulation calculation model comprising the transmission line parameters,types of tower,insulator,gas pipeline and its protective layer is establishedby the electromagnetic transient simulation software ATP,which is used to analyze the effects of lightning location,mine current size, the horizontal spacing,the soil resistivity,the tower height and diameter of pipe for the interference of the gas transmission pipeline in the vicinity of the high voltage tra...