Simulation modeling method for arc discharge pressure in transformer oil

The invention discloses a simulation modeling method for arc discharge pressure in transformer oil, and the method comprises the following steps: S1, collecting the size of a transformer oil tank, carrying out the three-dimensional modeling of the oil tank according to the size of the transformer oil tank, and carrying out the grid division; s2, selecting a fluid mechanics calculation model; s3, taking the arc energy curve as an input quantity, and inputting the arc energy curve into a fluid mechanics calculation model; s4, simulating the gasification decomposition process of the transformer oil under the action of the arc through the mass transfer model; and S5, setting a corresponding fluid-structure interaction algorithm through the material of the fuel tank, and calculating the deformation generated by the impact on the wall surface of the fuel tank and the distribution result of the pressure field in the fuel tank. Through simulation modeling, the distribution result of the pressure field in the oil tank