Based on stable temperature field,the deformation of scroll wrap height was simulated by finite element method,the deformation distribution was investigated and its influence on axial sealing of scroll wrap was analysed.

End cross-section area calculation of EA-SAL modified scroll wrap;

This article analyzes the relative movement of scroll wraps, points out that the movement includes sliding part and rolling part, and in which the rolldegree is increasing along the positive normal direction.

Simplified calculation on equivalent stress of vortex dedendum under the effect of uniform internal pressure;