Hanyar Demagnetization da Aiki na 900kw Diesel Generator

900kw dizal janareta, kamar yadda a saitin janareta mai ƙarfi , yana da cikakken iko da ƙarfi mai ƙarfi.A lokaci guda, a matsayin saitin janareta na diesel, yana da halaye na aiki mai sauƙi da kulawa mai dacewa.Nawa kuka sani game da hanyar demagnetization da aikin janareta dizal 900kw?

Generator dizal 900kw ya zama abin ƙyama.

Yin amfani da yanayin aiki na inverter na gada mai cikakken iko mai matakai uku, ana canza kusurwar sarrafawa daga yanayin aikin gyara ƙasa da 90° zuwa kusurwar da ta dace sama da 90°.A wannan lokacin, ana canza ƙarfin motsa jiki kuma ana amfani da shi zuwa iska mai motsa jiki a cikin hanyar EMF na baya., The de-excitation tsari a cikin abin da rotor halin yanzu da sauri rubewa zuwa sifili ake kira inverter de-excitation.Wannan hanyar de-excitation da sauri tana mayar da ma'ajiyar makamashin rotor zuwa ga samar da wutar lantarki ta gefen AC na gada mai cikakken iko mai kashi uku, kuma baya buƙatar masu jujjuyawar fitarwa ko grid mai kashe baka.Hanya ce mai sauƙi kuma mai amfani don kawar da tashin hankali.Saboda babu lamba, babu baka, kuma ba a haifar da yawan zafi ba, demagnetization yana dogara.Mafi girman EMF na baya, da sauri da saurin demagnetization.EMF na baya da aka haifar a lokacin jujjuyawar gada mai cikakken iko mai matakai uku yana daidai da ƙarfin wutar lantarki na gefen AC, don haka ƙimar EMF na baya yana iyakance zuwa wani yanki.A lokaci guda, an saita babban iko max (ko ƙaramin inverter angle min) don hana "saɓawar inverter".Ƙayyadaddun) kuma yana rage EMF baya zuwa wani matsayi.Don haka, demagnetization inverter guda ɗaya yana iyakance ta ƙarfin ƙarfin AC.A lokacin inverter demagnetization, da tashin hankali halin yanzu yana raguwa a layi, amma ƙimar baya-EMF da aka yi amfani da ita a lokacin inverter demagnetization ya fi ƙanƙanta fiye da na hanyar lalata grid demagnetization, don haka halin yanzu attenuates The rate ne kananan, da demagnetization lokaci ne in mun gwada da tsawo, amma overvoltage mahara kuma yayi ƙasa sosai.

900kw dizal janareta ba mikakke juriya demagnetization.

Lokacin da tsarin motsa jiki ya ƙare kullum, mai sarrafawa zai lalata ta atomatik ta inverter;idan an rufe shi ta hanyar haɗari, maɓallin demagnetization zai yi tsalle don canja wurin makamashin filin maganadisu zuwa resistor mai cin makamashi don ragewa.Lokacin da janareta ke cikin yanayin aiki mara kyau kamar zamewa, za a haifar da ƙarfin lantarki mai ƙarfi sosai a cikin da'irar rotor.A wannan lokacin, na'urar ganowa ta A61 da aka shigar a cikin na'ura mai ba da hanya tsakanin hanyoyin sadarwa za ta gano siginar wuce gona da iri na na'ura mai juyi kuma nan da nan ta haifar da nau'in V62 thyristor, haɗa na'ura mai jujjuyawar wutan lantarki FR a cikin da'irar na'ura mai juyi, kuma ta kawar da ƙarfin wuce gona da iri ta hanyar. da makamashi sha na makamashi dissipation resistor;kuma siginar juzu'i na jujjuyawar kewayawa kai tsaye ta ratsa ta cikin bututu na biyu na V61 Ana haɗa resistor dissipation resistor don ɗaukar makamashi don tabbatar da cewa rotor janareta ba zai taɓa buɗe kewaye ba, ta yadda za'a iya dogaro da kare kariya ta rotor daga lalacewa.Saboda kasancewar wannan nau'in kariyar, iska mai jujjuyawar za ta samar da wani filin maganadisu gaba dayan, wanda zai iya kashe jujjuyawar filin maganadisu ta hanyar mummunan jerin halin yanzu na stator, don kare farfajiyar rotor da zoben gadi daga rotor. ƙonewa.

Matsayin 900kw dizal janareta magnetoresistance.

Tashin hankali na a 900kw dizal janareta nada ne mai babban inductance.A ƙarƙashin yanayi na al'ada, halin yanzu na tashin hankali yana haifar da filin maganadisu mai ƙarfi akan rotor janareta.Lokacin da janaretan dizal mai karfin 900kw ya gaza a ciki, ya zama dole a gaggauta yanke wutar lantarkin tare da cire filin maganadisu na injin dizal 900kw don gujewa faɗaɗa haɗarin.Duk da haka, yana da matukar wahala a yi amfani da maɓalli don yanke wutar lantarki kai tsaye a cikin irin wannan kewaye tare da inductance mai girma.Domin kai tsaye yanke motsin motsa jiki zai haifar da babban ƙarfin lantarki a duka ƙarshen iskar tashin hankali, wanda zai iya ƙone lambobin sadarwa.Sabili da haka, kafin yanke da'irar tashin hankali, da farko haɗa juriya na de-excitation a duka ƙarshen na'ura mai juyi a layi daya, ta yadda lokacin da aka katse da'irar tashin hankali, juriya na de-excitation na iya ɗaukar ƙarfin maganadisu na iskar tashin hankali da sauri. , Sauƙaƙe saurin canjin na'ura na yanzu, da rage juzu'i da kai Ƙarfin wutar lantarki da aka haifar yana taka manufar rage yawan ƙarfin juyi da lalata.

Juriya na de-excitation ba shine lokacin da janareta na dizal 900kw yayi daidai ba ko kuma aka tsara shi, amma lokacin da aka yi amfani da janareta na diesel 900kw, ana shigar da resistor de-excitation kuma an sanya shi a ƙarshen ƙarshen rotor coil.The de-excitation switch. shi ne mai sauyawa da ake amfani da shi don rage yawan halin yanzu a cikin da'irar tashin hankali.Kafin fara gina wutar lantarki, saka a cikin de-excitation switch.A yayin da aka dakatar da janareta na dizal 900kw ko haɗari, tada na'urar kashe wutar lantarki don yanke motsin da'irar motsi don cimma manufar rage ƙarfin wutar lantarki na injin dizal 900kw.

tasiri:

(1) Shi ne da sauri yanke da 900kw dizal janareta excitation winding da tashin hankali hanya ikon.

(2) Gaggauta kashe filin maganadisu a cikin janareta dizal 900kw.

Abin da ke sama shine hanyar lalata da kuma aikin janareta na diesel 900kw wanda Dingbo Power ya gabatar.Idan kuna sha'awar injinan diesel, tuntuɓi Dingbo Powet ta imel.Ƙarfin Dingbo zai yi muku hidima da aminci.Imel ɗinmu shine dingbo@dieselgeneratortech.com.