Elevator, as the complex mechanical system, is hard to modeling, which constrains some fault diagnosis approach, so in this paper DEDS fault diagnosis method is proposed based on stochastic automata.

• 摘要针对电梯这种复杂机电系统难以建模的特点，提出基于随机自动机的离散事件动态系统(DEDS)故障诊断方法。