The numerical solution of the governing equations, pertaining to one-dimensional unsteady gas dynamics, utilizes an implicit finite-difference scheme combined with the method of characteristics.
控制方程是一维非定常气体动力学偏微分方程组，用隐式中心差分结合特征线法解算。
2
A combined CMAC and PID diesel speed-governing system is proposed. It also introduces the diesel model and the control algorithm.
提出了柴油机调速系统CMAC与PID复合控制方案，给出了柴油机调速系统数学模型和控制算法。
3
Through dealing with and analyzing the jam phenomenon of steam make-up governing valve of 9e combined-cycle steam turbine, the corresponding resolutions and preventive measures are put forward.