ISSN 1673-8217 CN 41-1388/TE
主管：中国石油化工集团有限公司 主办：中国石油化工股份有限公司河南油田分公司
王智广. 1999: 论催化装置主风机的纵联差动保护. 石油地质与工程, 13(01): 44-45+61.
引用本文: 王智广. 1999: 论催化装置主风机的纵联差动保护. 石油地质与工程, 13(01): 44-45+61.
shu
Wang Zhiguang. 1999: Differential Protection of Main Blower in Catalytic Unit. Petroleum Geology and Engineering, 13(01): 44-45+61.
Citation: Wang Zhiguang. 1999: Differential Protection of Main Blower in Catalytic Unit. Petroleum Geology and Engineering, 13(01): 44-45+61.
shu

论催化装置主风机的纵联差动保护

Differential Protection of Main Blower in Catalytic Unit

    摘要
  • 摘要: 叙述了炼油厂催化装置主风机采用纵联差动保护的工作原理，结合现场施工中遇到的具体问题，总结出了影响纵联差动保护可靠运行的原因及判断和排除故障的方法，指出了为保证纵联差动保护正确运行应注意的事项。

     

    Abstract: This paper discusses the operating principles ofdifferential protection of main blowers in catalytic units.The causes that influence the reliable operation ofdifferential protection are analyzed and troub1e sh0otingmethods are sununerized through combinati0n with thespecific prob1ems occurred in the field. Cautions indifferentia1 protection are also pointed out in this paper.

     

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