机械设备状态监测与故障诊断技术作为设备管理现代化的一种重要手段，对保证机械设备安全可靠地运行，以便发挥其最大的设计能力和经济效益具有重要意义。以TBM及盾构机等大型机械设备为对象，介绍机械设备状态监测与故障诊断实用技术手段和方法，希望能对应用TBM及盾构机施工的企业提供参考。

Equipment status monitoring and malfunction diagnosis technology is one of the most important means of modern equipment management, which has great significance for the safe and reliable operation of the equipment so as to make full use of the design capacity and to achieve good economic efficiency. Taking TBMs and shield machines as example, the author presents the practical technology for the status monitoring and malfunction diagnosis of the equipment and machinery in the paper, which can provide reference for the relevant enterprises.