Kenyelletso ea Molao-motheo oa Lijenereithara tsa Dizeli

La 16 Hlakubele 2022

Ka mor'a hore valve e kholo ea turbine e koetsoe, turbogenerator e kopantsoeng ke grid e sebetsa e le mochine o lumellanang, o monya matla a sebetsang le ho hula turbine ho potoloha, kahoo e hlahisa matla a sebetsang bakeng sa tsamaiso.Hobane valve e kholo ea turbine ea mouoane e koetsoe, lehare la mouoane oa mouoane le mouoane o setseng, o baka tšenyo ea ho phatloha, tšenyo e feteletseng ka mor'a ts'ebetso ea nako e telele.Li-turbine tsa khase le metsi le tsona li senya haholo-holo mochini o tsamaisang metsi. Jenereithara tshireletso e kgutlisang matla haholoholo e sireletsa turbine tshenyehong.

Litlhophiso tsa ts'ireletso e fapaneng ea matla a turbine ea mouoane ke ho fumana matla a ts'ireletso ea Pdz le tieho ea ts'ebetso ea T.

1, Matla a ts'ebetso ea ts'ireletso ea matla a morao a turbogenerator a ka baloa ka tsela e latelang: Pdz =(krel * P1)/ηPdz- matla a ts'ebetso ea ts'ireletso ea matla a ts'ireletso ea krel- ts'epahalo ea coefficient, nka 0.8 P1- matla a sebelisoang ke turbine ho boloka lebelo la synchronous ka mor'a hore valve e kholo e koetsoe, E amana le sebopeho le bokhoni ba mochine oa mouoane.E boetse e amana le sebopeho sa mochine o moholo oa mouoane oa jenereithara ea turbine (sebopeho sa liphaephe le hore na ho na le liphaephe tsa bypass, joalo-joalo).Tlas'a maemo a tloaelehileng, matla a lekantsoeng η a 1.5 ~ 2% (ho sebetsa hantle ha jenereithara e khanna jenereithara ea turbine ho potoloha) ke 0.98~0.99, kahoo :PDZ∑(1.2 ~ 1.6%) PN - matla a lekantsoeng a jenereithara.Ha e le hantle, Pdz = 1-1.5% PN e molemo.

2, Ho lieha ho nka khato .Ho lieha ho sebetsa ha jenereithara ho sireletsa matla a fapaneng ho lokela ho behoa ho latela nako e lumelletsoeng ea ho sebetsa ha valve e ka sehloohong e koalang jenereithara ea turbine.Nako e lumelletsoeng hangata ke metsotso e 10 ~ 15.Mokhoa oa ho bala le oa ts'ebetso o bonts'a hore ha sistimi ea turbine ea mouoane e na le pipe ea bypass, nako e lumelletsoeng ea ho sebetsa e telele.Ka hona, haeba ho lieha ha ts'ebetso ea ts'ireletso ho behiloe ho latela nako e lumelletsoeng ea ho sebetsa ka mor'a hore valve e kholo ea turbine ea mouoane e koaloe, 5 ~ 10 metsotso e ka nkoa.Kamora ketso, e sebelisoa ho demagnetization.


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Ho feta moo, li-turbogenerator tse ngata tse sebetsang li sebelisa tšireletso ea morao-rao ho qala lipotoloho tsa maeto a hlophisitsoeng.Nakong ena, nako ea ts'ebetso hangata e nka metsotso e 1 ho isa ho e 2.Bakeng sa ts'ireletso ea matla e hlophisitsoeng e fapaneng, ka lebaka la nako e khuts'oane ea ts'ebetso, matla a 'nete a fapaneng a ka ba nyane ka lebaka la inertia ea turbine ea mouoane le jenereithara ka nako e khuts'oane ka mor'a hore valve e kholo e koaloe, kahoo boleng bo tsitsitseng ba matla a fapaneng bo lokela ho etsoa. e se be kholo ho feta 1%PN.

 

Moetsi oa jenereithara selelekela sa molaomotheo

Ha jenereithara e na le matla a morao (matla a kantle ho jenereithara, ke hore, jenereithara e fetoha enjene), matla a ka morao a sireletsa sekhechana sa potoloho hore se se ke sa khoptjoa.Li-voltage tsa mekhahlelo e meraro le matšoao a hona joale a mekhahlelo e 'meli li hloka ho bokelloa.

Ka lebaka la mefuta e fapaneng ea matla a mantlha, lijenereithara tse fapaneng li ka etsoa.Li-hydrogenerator li ka etsoa ka metsi le li-turbine.Ka lebaka la bokhoni bo fapaneng ba polokelo le ho theoha, lijenereithara tse nang le matla a fapaneng le lebelo li ka etsoa.Ho sebelisa mashala, oli le lisebelisoa tse ling, ka li-boilers le li-turbo-steam enjene, lijenereithara tsa mouoane li ka etsoa, ​​​​haholo-holo li-motor tse lebelo le phahameng (3000rpm).Ho boetse ho na le lijenereithara tse sebelisang letsatsi, moea, atomic, geothermal, tidal le bioenergy.Ntle le moo, ka lebaka la melao-motheo e fapaneng ea ts'ebetso ea lijenereithara, li arotsoe ka lijenereithara tsa DC, lijenereithara tsa asynchronous le lijenereithara tsa synchronous.Lijenereithara tse kholo tse sebelisoang haholo ke lijenereithara tsa synchronous.

 

 


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