Open Access

Table 2

Material and lubricant parameters for CRC gear drive.

Material and lubricant parameters Values
Young's modulus of material E1,2(Pa) 2.06E11
Poisson’s ratio of material μ1,2 0.3
Thermal conductivity of two contacting surfaces Λlim(W/(m K)) 60.5
Asperity friction coefficient fc 0.11
Limiting shear stress coefficient Λlim 0.091
Inlet viscosity η0 (Pas) 0.35
Vickers hardness v (Pa) 2.3E9
Surface roughness κ (m) 3.0e-7
Pressure–viscosity coefficient K(m2/N) 2.5e-08
Viscosity–pressure index z 0.57
Temperature–viscosity coefficient KT (K–1) 0.045

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