Research on Optimization of Structural Parameters of Equipment Cabin Bottom Cover

Table 1

Contact attribute settings for each contact pair.

No.	Master surface	Slave surface	Discretization method	Contact property options
1	Flat plate lower surface	Rectangular tube beam upper surface	Surface to surface	Hard contact friction coefficient: 0.15
2	Flat plate lower surface	Backing plate upper surface
3	Equipment cabin bracket lower surface	Flat plate upper surface