【摘要】 状态监测是优化维护的基础,为了提高监测信息的可靠性,本文针对水轮机调速系统状态监测,在硬件抗干扰和软件滤波的基础上,提出了一种信息有效性检测、冗余信息容错和系统自诊断相结合的高可靠监测方法,确保了监测信息的准确可靠。该方法已成功地应用于葛洲坝电厂最优维护信息系统中。更多还原

【Abstract】 Condition monitoring is the base of optimal maintenance.In order to enhance the reliability of the monitoring information,a highly reliable monitoring method for the condition monitoring of hydro-turbine governing system is proposed in this paper.The method is based on hardware disturbance resistance and software filter,integrate with information validity detection,information redundancy tolerance and system self-diagnosis.The nicety and reliability of the monitoring information are insured.This method has been successfully used in the optimal maintenance information system of Gezhouba Hydropower Plant.更多还原