$u$	speed
$h_1$	oil film thickness of the left inlet
$h_0$	oil film thickness of the right outlet
$L$	length of the wedge
$K$	ratio of inlet and outlet oil film thickness
$A$	amplitude
$\omega$	scaling factor of the transverse coordinate
${\tau }_f,{\tau }_g$	relaxation time
$\upsilon$	kinetic viscosity
$e_i$	particle motion velocity
$f_i^{eq}$	equilibrium distribution function
$\rho$	macroscopic volume density
$w_i$	weight factor
$c$	lattice velocity
$p$	oil film pressure
$\mu$	dynamic viscosity
${\rho }_0$	initial fluid density
$g_i$	distribution function of the temperature field
$\alpha$	thermal diffusion coefficient
$g_i^{eq}$	equilibrium distribution function of the temperature field
$T$	fluid temperature
$q$	percentage of fluid area
$f_i^{neq}$	nonequilibrium distribution function
Nx$,$ Ny	number of lattice
$l$	characteristic length