In accordance with the demand to dispatcher training simulator (DTS), a model with system layer and pole layer is constituted for HVDC power system based on its layered character.

• 针对调度员培训系统的仿真要求,根据直流系统分层的特点建立了系统和极两层对象,在直流系统这一层次上建立了其接线方式的描述,用以控制直流系统电气方程的建立。