Thermal Simulation Analysis of Internal Control Circuit Board of Steering Gear Box Based on COMSOL Three-Dimensional Simulation Software

Table 2

Thermal-mechanical simulation material properties.

Material	Young’s modulus (MPa )	Poisson’s ratio	Thermal expansion coefficient [1/K]
Structural steel	2E5	0.3	1.23E-5
Epoxy resin	1.2E5	0.3	6.71E-5