Moetsi oa Jenereithara Tšireletso e Ntle ho Mehato

La 09 Hlakubele 2022

Ts'ireletso ea molato oa jenereithara ea stator ea mohato o le mong oa ts'ireletso ea molato oa sebaka se le seng, makhetlo a mararo ka matla a mang a tatellano ea zero le voltage ea harmonic ea likarolo tse peli, mochini oa pele oa tatellano oa mochini o sirelletsang motlakase o fihlang ho 95% sebakeng sa stator e tsamaeang e le 'ngoe- Phase ea motheo, mokhoa o bonts'itsoeng oa matla molaong oa motlakase oa tatellano ea zero, ka nako eo t1 (3 s) e thathamisang tšebetso ea makenete tharollong;boraro harmonic gagamalo sireletsa stator matsoelintsoeke a le mong-mohato grounding phoso ho tloha mohatla ho 30% ea qetellong ea mochine, e leng e entsoe ka jenereithara se nke lehlakore ntlha le molao-motheo oa harmonic boraro ea qetellong ea mochine, 'me e sebetsa ka letshwao ka nako T2 (5s).Ka bobeli ke tšireletso ea 100% ea stator grounding.Tšireletso e na le PT wire break lock.

 

Stator e fetola ts'ireletso ea jenereithara

Tšireletso e entsoe ka motlakase oa longitudinal zero-sequence le criterion e mpe ea tataiso ea tatellano ea liphoso.Tekanyo ea ho thibela ho thibela PT e behiloe e le tšireletso e ka sehloohong ea li-inter-turn, inter-phase short circuit le stator winding opening welding ka hare ho jenereithara.Fault component negative direction direction criterion hlokomela longitudinal zero sequence voltage criterion hlokomela longitudinal 3U0 output by 3PT open triangle winding e hokahaneng ka kotloloho le jenereithara e sa nke lehlakore empa e sa thehoe ka ho lemoha matla a tatellano a fosahetseng a jenereithara.Ts'ireletso ea ts'ireletso e emisa ho hang.


Moetsi oa jenereithara tshireletso e tsoileng tseleng

Tšireletso e sebelisa likarolo tse tharo tsa impedance, ka phetoho ea trajectory ea impedance ho lemoha palo ea palo ea slip le ho fumana sebaka sa setsi sa oscillation.Tabeng ea phoso ea potoloho e khuts'oane, oscillation ea tsamaiso, khefu ea potoloho ea motlakase, joalo-joalo, tšireletso khahlanong le misoperation.Lebela ts'ebetso e akaretsang mabapi le pontšo;Ha setsi sa oscillation se le ka har'a sehlopha sa jenereithara le transformer, karolo ea tšireletso eo ke e qalang e qala ho romela taelo ea ho falla ka T1 (0.5s), 'me ketso ke ho tima matla a khoheli.Ha setsi sa oscillation se le ka ntle ho sete ea generator-transformer, karolo ea tšireletso ea II e qalisoa ho bontša ka T2 (2S).Tšireletso e na le sesebelisoa sa ho notlela hona joale ho etsa bonnete ba hore hona joale ha e fetise tekanyo e lekantsoeng ka ntle ho mehato ea ho senya potoloho ha mochine oa potoloho o tima.


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Tšireletso e fokolang ea maqhubu

Maqhubu a tlase a accumulation protective reaction system ho fokotsa phello e eketsehang ea tšusumetso ea turbine ea mouoane, ts'ireletso e entsoe ka li-relay le counter, ho notlela likhokahano tse thusang (ke hore, ts'ireletso ea nako e tlase ea jenereithara e tsoa nakong ea ts'ireletso le eona. tlohela ho sebetsa), maqhubu a tsamaiso ea cumulative a tlase ho feta 47.5 Hz frequency setting time, ha litekanyetso tse behiloeng bakeng sa nako eohle ho metsotsoana ea 3000, Letšoao le tla romelloa ka mor'a ho lieha ha metsotsoana ea 30.Sesebelisoa se ka beoa leihlo ka nako ea 'nete nakong ea ts'ebetso: boleng bo sa feleng, frequency F le pontšo ea nako e bokelitsoeng.Tšireletso e fapaneng ea jenereithara le sehlopha sa li-transformer, tšireletso e fapaneng ea li-transformer le tšireletso e phahameng ea phapang ke tšireletso e ka sehloohong ea phoso ea potoloho e khutšoanyane ea interphase ea likarolo tse sirelelitsoeng, ho sebelisa molao-motheo oa karo-karolelano.Phoso e ka ntle ho libaka e ka qoba ka mokhoa o ts'eptjoang ho se leka-lekane hona joale ho hlahisoang ke ho se lumellane ha litšobotsi tsa CT tsa lehlakore le leng le le leng, 'me tšireletso ea phoso ea in-zone e ka sebetsa ka hloko.E le ho qoba misoperation ea ts'ireletso tlas'a motlakase oa motlakase oa motlakase, tšireletso e nka ho koala ha harmonic ea bobeli.Tšireletso e na le mosebetsi oa ho thibela sekhahla sa phallo e fapaneng ntle le leqhubu la bobeli la harmonic, 'me phoso e ka tlosoa hang-hang ha phapang ea hona joale e fihla ho boleng ba ho beha.Tšireletso e na le ts'ebetso ea ho notlela line ea CT (ha e hlile e sa sebelisoe).Khethollo ea CT line break e ts'oana le ts'ireletso ea phapang ea jenereithara.

 

Guangxi Dingbo Power Equipment Manufacturing Co., Ltd. e thehiloe ka 2006, ke moetsi oa jenereithara ea disele naheng ea China, e kopanyang moralo, phepelo, ts'ebetso le tlhokomelo ea sete ea jenereithara ea diesel.Sehlahisoa se akaretsa Cummins, Perkins, Volvo, Yuchai, Shangchai, Deutz , Ricardo, MTU, Weichai joalo-joalo ka mefuta e fapaneng ea matla 20kw-3000kw, 'me e be setsi sa bona sa fektheri le theknoloji ea OEM.


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