基于模态参数辨识的结构状态监测(Structure Condition Monitoring)的基本原理是:由于结构的模态参数(固有频率、模态阻尼和模态振型)是结构物理特征(质量,阻尼和刚度)的函数,是结构动态特性的参数。
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Moreover, the B/S structure is adopted in the system to provide a work site for long-distance condition monitoring and fault diagnosis.
所设计的系统结构采用B/S模式，为远程用户对设备的状态监测及故障诊断提供了便利平台。
In this system, we chose the distributed structure of network. It could realize real time data acquisition, condition monitoring, and fault diagnosis with the aid of computers.
系统采用了网络分布式结构，由多机共同完成数据采集、分析、监测与诊断任务，可以实时地进行数据采集与分析、状态监测、故障诊断。
A data sampling system used for on-line monitoring the condition of turbo-generator unit is introduced. The hardware structure, work principle and main function of the system is analyzed.
介绍了汽轮发电机组振动在线状态监测系统数据采集器的硬件构成、工作原理和主要功能。
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