PSCAD的逆变器程序，逆变电源带有感应电动机负荷，采用SPWM调制。,Inverter_PWM_inductive_load

关于利用褶积的方法计算雷克子波的一阶导和二阶导。-Methods on the use of convolution calculation Leike Zi waves and second derivatives of a derivative.

! This FUNCTION is used to return the acceleration of incident waves ! of point IWaveKin in the xi- (KDirection=1), yi- (KDirection=2), or ! zi- (KDirection=3) direction, respectively, at time ZTime to the ! calling program.-! This FUNCTION

Perform two phase equilibrium calculation with successive substitution method (SSM) for the below five-component system at 390K and selected pressure points (4.42, 5, 5.55 MPa) to determine vapor phase fraction, vapor/liquid phase composition and ite