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Karamin haɗuwar kofin kasa mai sauƙi na ƙarshe (HSGS) a cikin tsari masu sauki a kan IEC (don >550kv)

Edwiin
فیلڈ: Makaranta karamin kwarewa
China

Maimaituka na High - Speed Earth Switches (HSES) suna duwatsu masu shirya:

  • C–ti1–O

  • C–ti1–O–ti2–C–ti1–O

idani:

  • ti1 yana nufin lokacin da ya fi tsawo da lokacin da ya faru wani abu a cikin zafi. ti1 tana ba da shiga idan an samun gine-gine a kan systemi. An yi ra'ayi a nan cewa ti1 tana iya kasance 0.15 s.

  • ti2 ita ce lokacin mai yawa da ake kula a kan hanyar da suka inganta systemi. ti2 tana haɗa da lokacin da suka koyar da circuit breakers bayan HSES ta fitar, lokacin da wani abu ya faru a cikin gasar, da kuma lokacin da suka koyar da circuit breakers. Bayan waɗannan lokaci ti2, za a iya ranci HSES. An yi ra'ayi a nan cewa ti2 tana iya kasance 0.5 s. A nan, HSES ya kamata zai iya yi aiki bili biyuwa.

Na'ura tana nuna jadawal lokaci da ke C–ti1–O–ti2–C–ti1–O tare da circuit breaker (CB) a kan grid.

A nan na'urori:

  • Kasance closing circuit na HSESs

  • Farkon hanyoyin HSESs

  • Guduminta contact na HSESs

  • Kasance opening release na HSESs

  • Babban fitar da contact na HSESs

  • Rancin arc na HSESs

  • Tafin fitar da HSESs

Lokacin da ake koyar da HSES tana da kyau ɗaya zuwa 0.2 s.

Ba da kyau kuma kara mai rubutu!

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