Online monitoring system and monitoring method for turn-to-turn short circuit of power distribution transformer

Online monitoring system and monitoring method for turn-to-turn short circuit of power distribution transformer

  • CN 103,558,494 A
  • Filed: 10/31/2013
  • Published: 02/05/2014
  • Est. Priority Date: 10/31/2013
  • Status: Active Application
First Claim
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1. substation transformer turn-to-turn short circuit on-line monitoring system, is characterized in that:

  • comprise electrical signal collection device, Signal Pretreatment unit, digital signal acquiring unit, wireless transmission terminal, data processing and diagnosis unit that order is electrically connected to;

    Described electrical signal collection device is arranged on substation transformer, be used for gathering the electric parameter of substation transformer, the electric parameter that described Signal Pretreatment unit collects described electrical signal collection device converts digital signal to, digital signal after described digital signal acquiring unit Collect conversion also arrives described data processing and diagnosis unit by described wireless transmission terminal transmission, described data processing and diagnosis unit carry out Treatment Analysis to the digital signal receiving, and carry out fault diagnosis according to the result of Treatment Analysis.

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