随着电力系统中电力电子装置以及不平衡负载大量增加，谐波和负序污染日趋严重，它们对发电机的运行安全带来危害。
With the substantial growth of power electronic devices and unbalanced loads in power systems, the outcoming harmonics and negative sequence endanger the running safety of the generators seriously.
对安庆分公司化肥厂合成氨装置4年以来的运行及安全管理情况作了综述。
The conditions of operation and safety management of synthetic ammonia equipments of chemical fertilizer plant of Anqing Sub-Company, SINOPEC were summarized for past 4 years.
氧分析系统的安全联锁对氧化反应装置的安全运行是极其重要的。
The safe interlock of the oxygen analysis system is extremely important for the safe operation of the oxidizing reaction device.
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