设备故障诊断和状态监测技术是现代设备管理的重要内容,是国外60年代开始发展起来的一门新兴技术。随着科学技术的发展,设备的复杂程度和设备的造价都在迅速提高。因此,保证设备正常运转,延长设备的使用寿命具有重要的经济意义。传统的强迫维修制度只要求定期更换零部件,而不管 Equipment fault diagnosis and status monitoring technology is an important part of modern equipment management, is a foreign technology began to develop in the 1960s. With the development of science and technology, the complexity of equipment and the cost of equipment are rapidly increasing. Therefore, to ensure the normal operation of equipment to extend the service life of equipment has important economic significance. The traditional system of forced repair only requires regular replacement of parts, regardless of