Haɗin kai Na Generators

Juya ikon kiyayewa kuma ana kiransa kulawar shugabanci.Gabaɗaya magana, jagorancin wutar lantarki na janareta ya kamata ya zama jagorar janareta zuwa bas, amma lokacin da janareta ya rasa maganadisu ko wasu dalilai na janareta, janareta na iya juyawa zuwa aikin injin, wato, zana ƙarfin aiki daga tsarin.Wannan shine juzu'in ikon.Lokacin da jujjuyawar wutar lantarki ta kai wani ƙayyadaddun ƙima, aikin kulawar janareta, ko aikin sigina ko matakin tafiya.

Turbogenerator mai haɗin grid yana aiki azaman motar haɗin gwiwa bayan an rufe babban bawul na injin turbin: yana ɗaukar ƙarfin aiki kuma yana jan jujjuyawar injin turbine, wanda zai iya aika wutar lantarki zuwa tsarin.Domin an rufe babban bawul ɗin injin injin tururi, wutsiyar injin turbin ɗin yana cin karo da sauran tururi kuma yana haifar da hasarar fashewa, wanda ya lalace ta hanyar zafi mai yawa yayin aiki na dogon lokaci.Gas da injin turbin ruwa suma babban haɗari ne ga masu motsi.Generator juyar da wutar lantarki babban kula da injin turbi daga cutarwa.

Saitin lissafin turbine inverse ikon kiyayewa shine don ƙayyade ƙarfin aiki Pdz da jinkirin aiki T na kiyayewa.

1. Action ikon Pdz kafa turbogenerator inverse ikon tabbatarwa mataki ikon za a iya lissafta bisa ga wadannan dabara: Pdz = (Krel * P1) / η Pdz- Inverse ikon tabbatarwa aiki ikon Krel- AMINCI coefficient, kai 0.8 P1- da ikon cinye. ta turbine don kula da saurin jujjuyawar aiki tare bayan an rufe babban bawul, girman wannan ikon yana da alaƙa da tsarin turbine da ƙarfin aiki, Hakanan yana da alaƙa da tsarin babban tsarin tururi na turbogenerator (tsarin bututu da ko akwai kewayawa). bututun, da dai sauransu), gabaɗaya ɗaukar 1.5 ~ 2% na ƙarfin da aka ƙididdigewa η- yadda ya dace lokacin da janareta ke jan turbogenerator don juyawa, ɗauki 0.98 ~ 0.99 don haka: Pdz≈ (1.2 ~ 1.6%) PN PN- ikon da aka kimanta janareta.A aikace, Pdz= na iya zama 1-1.5% PN.

2. aikin jinkiri janareta inverse ikon tabbatarwa mataki jinkiri, ya kamata ya kasance daidai da tururi janareta bayan babban bawul rufe yarda da aiki lokaci don saita, da yarda lokaci ne kullum 10 ~ 15min.Ƙididdigar lissafi da aikin aiki sun nuna cewa lokacin da tsarin tururin tururi yana da bututun kewayawa, lokacin da aka yarda da aiki ya fi tsayi.Sabili da haka, idan an saita jinkirin aikin kulawa bisa ga lokacin da aka ba da izinin gudu bayan an rufe babban bawul ɗin tururi, 5 ~ 10min yana da kyau.Bayan aiki, ana amfani da shi zuwa filayen maganadisu.

Bugu da kari, manyan turbogenerators da ke aiki galibi suna amfani da juyar da wutar lantarki don fara madaidaicin tafiyar shirin.A halin yanzu, lokacin aikin gabaɗaya shine 1 ~ 2s.Dangane da kula da wutar lantarki mai sarrafa shirye-shirye, saboda ɗan gajeren lokacin aiki, ƙarfin juzu'i na aiki na iya zama ƙanƙanta sosai a cikin ɗan gajeren lokaci bayan babban wurin bawul ɗin tururi ya rufe saboda rashin ƙarfi na injin turbine da janareta, don haka. ƙayyadadden ƙimar ƙarfin juzu'i bai kamata ya wuce 1% PN ba.

Lokacin da janareta ya sami ƙarfin juyi (madaidaicin wutar lantarki na waje zuwa janareta, wato, janareta ya zama yanayin motsa jiki), juyawar aikin kula da wutar lantarki yana tafiya tafiya.Wutar lantarki na zamani uku da sigina na yanzu lokaci biyu suna buƙatar tattarawa.Saboda nau'ikan nau'ikan makamashi na farko, ana iya yin janareta daban-daban.Tare da haɗin gwiwar albarkatun ruwa da injin turbin ruwa, ana iya yin injin samar da ruwa.Saboda bambancin ƙarfin tafki da sauke kai, ana iya yin hydrogenerators tare da iya aiki daban-daban da sauri.Tare da yin amfani da gawayi, mai da sauran albarkatu, kuma tare da tukunyar jirgi, injin turbine da injin tururi, ana iya kera injin injin turbine, wanda galibi injina ne mai sauri (3000rpm).Bugu da kari, akwai nau'ikan janareta masu amfani da hasken rana, iska, atomic, geothermal, tidal, bioenergy da sauran makamashi.Bugu da kari, saboda ka'idar aiki na janareta ya bambanta, ana iya raba shi zuwa janareta na DC, janareta asynchronous da janareta na aiki tare.Manyan janaretoci da ake amfani da su da yawa sune janareta na aiki tare.

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Ƙara.: No.2, Titin Gaohua, Cibiyar Kimiyya da Fasaha ta Zhengxin, Nanning, Guangxi, Sin.