Synchronous Motor Thaum Tseemceeb: Qhov Txheej Xwm Fab Siv Rau Kev Pab Ntau Taj Yeej Hlau Hauv Kev Pab Hluas

Qhov huv taws sib txig taws tau qhov nuj nqis tsis muaj leej twg tuaj yeem nrhiav tau uas tsim ib qhov kev sib piv rau lwm yam huv taws nyob rau hauv kev siv nyiaj khoom. Qhov kev sib txawv no los ntawm qhov kev tsim huv taws, uas huv taws rooj twj (rotor) sib txig zoo tshaj plaws nrog rooj chaw taws (stator) thiab tsis muaj qhov sib txawv uas tshwm sim rau lwm hom huv taws. Qhov nuj nqis uas huv taws sib txig taws tau yog ib tug kheej kheej li 0.01%, ua rau nws tsim nyog rau kev siv uas xav tau qhov sib txawv me me thiab kev sib raug zoo. Kev tsim khoom uas xav tau kev sib txig zoo, xws li sau npe, kho vaj tsev, thiab kev xa khoom, feem ntau nyob rau hauv qhov kev sib txig zoo no. Qhov huv taws sib txig taws tau qhov nuj nqis tsis muaj leej twg tuaj yeem nrhiav tau uas tsim ib qhov kev sib piv rau lwm yam huv taws nyob rau hauv kev siv nyiaj khoom. Qhov kev sib txawv no los ntawm qhov kev tsim huv taws, uas huv taws rooj twj (rotor) sib txig zoo tshaj plaws nrog rooj chaw taws (stator) thiab tsis muaj qhov sib txawv uas tshwm sim rau lwm hom huv taws. Qhov nuj nqis uas huv taws sib txig taws tau yog ib tug kheej kheej li 0.01%, ua rau nws tsim nyog rau kev siv uas xav tau qhov sib txawv me me thiab kev sib raug zoo. Kev tsim khoom uas xav tau kev sib txig zoo, xws li sau npe, kho vaj tsev, thiab kev xa khoom, feem ntau nyob rau hauv qhov kev sib txig zoo no. Qhov huv taws sib txig taws tau qhov nuj nqis tsis muaj leej twg tuaj yeem nrhiav tau uas tsim ib qhov kev sib piv rau lwm yam huv taws nyob rau hauv kev siv nyiaj khoom. Qhov kev sib txawv no los ntawm qhov kev tsim huv taws, uas huv taws rooj twj (rotor) sib txig zoo tshaj plaws nrog rooj chaw taws (stator) thiab tsis muaj qhov sib txawv uas tshwm sim rau lwm hom huv taws. Qhov nuj nqis uas huv taws sib txig taws tau yog ib tug kheej kheej li 0.01%, ua rau nws tsim nyog rau kev siv uas xav tau qhov sib txawv me me thiab kev sib raug zoo. Kev tsim khoom uas xav tau kev sib txig zoo, xws li sau npe, kho vaj tsev, thiab kev xa khoom, feem ntau nyob rau hauv qhov kev sib txig zoo no.

Kev siv hluav taws xob meej meej yog qhov kev txhim kho tshaj plaws ntawm cov cuab yeej synchronous tsim nyog, muab kev pheej hmoo tshaj tawm hauv kev siv hluav taws xob thaum twb txhawj xeeb txog kev nyob ib puag ncig. Cov cuab yeej no tuaj yeem sib luag ntau npaum li 95% mus rau 98%, uas sib txawv tshaj plaws dua li cov cuab yeej induction zoo ib yam, tshaj tawm hauv qhov chaw siv tsawg dua qhov tshwj xeeb uas ntau yam kev siv hauv tsev lag luam tau ua. Qhov sib txawv tshaj no los ntawm kev tshem tawm cov kev siv hluav taws xob hlawm ntawm rotor uas muaj nyob hauv cov cuab yeej induction, vim tias cov cuab yeej synchronous tsim nyog tsis muaj kev sib txawv ntawm kev siv hluav taws xob. Qhov sib txawv no yuav tshwm sim ntau tshaj thaum cov cuab yeej loj dua, ua rau cov cuab yeej synchronous tsim nyog muaj zog tshaj rau kev siv hauv zog loj, xws li hauv pump loj, compressor thiab mill drives. Qhov siv hluav taws xob tshiab yog qhov kev txhim kho tshaj plaws, tso cai rau cov cuab yeej synchronous tsim nyog siv hluav taws xob nrog qhov tshwj xeeb (unity power factor) lossis tshaj tawm (leading power factor). Qhov no pab rau tus neeg tswj khw muab kev kho qhov siv hluav taws xob tsis zoo uas muaj los ntawm lwm yam khw, thiab tuaj yeem tshem tawm qhov muab tshw txiaj los ntawm kev siv hluav taws xob, thiab kom hluav taws xob siv tsawg dua. Qhov siv hluav taws xob tshiab no muab kev pab rau lub tsev hluav taws xob, ua rau nws muaj zog tshaj rau hauv tsev lag luam uas muaj ntau cuab yeej thiab siv hluav taws xob tsis zoo. Ntau yam kev soj ntsuam hluav taws xob pom tias cov tsev uas siv cov cuab yeej synchronous tsim nyog tuaj yeem kom hluav taws xob siv tsawg dua li cov tsev uas siv cov cuab yeej tshaib. Qhov kev pheej hmoo no yuav ntau tshaj thaum siv ntau zaus, thiab feem ntau yuav tsum tau ntev li 18 mus rau 36 hlis, nyob ntawm qhov ntev ntawm kev siv thiab tus nqi hluav taws xob. Cov cuab yeej synchronous tsim nyog tam sim no muaj cov khoom siv hluav taws xob tshiab thiab kev tsim khoom tshiab uas pab kom siv hluav taws xob meej meej dua, thaum kuj tseem tshwm sim me me. Kev siv hluav taws xob tsawg dua yog qhov tshwm sim ntau dua, ua rau kev sib xyaw ntawm lub cheeb tsam tsis zoo tsawg dua, thiab pab rau kev txhim kho kev siv hluav taws xob hauv tsev ntau dua li kev siv hluav taws xob ntawm cuab yeej.

Qhov tsim los ntawm kev tsim thiab qhov tsim nyog yooj yim ntawm cov motors synchronous txaus siab ua rau muaj kev nyob zoo siab ntau thiab kev kho tshuaj yooj yim dua li lwm yam motors. Qhov tsis muaj brushes, slip rings, thiab lwm qhov chaw siv khoom nyiag uas cuam tshwv rau hauv cov motors permanent magnet synchronous tso caij rau lub zog tsis tas yuav tau saib xyuas ntau dua li cov motors tshaib. Qhov tsim nyog yooj yim no ua rau lub sijhawm siv ntau dua, ntau lub sijhawm motors synchronous siv tau ntau xeeb tshiab nrog kev kho tshuaj tsawg. Cov systems bearing kheej thiab qhov tsim nyog txhaum ntawm rotor pab tias cov motors no tuaj yeem tiv thaiv kev sib thauj rau hauv qhov chaw ua haujlwm nyiag, xws li kev siv hauv qhov chaw muaj kev sib thauj ntau, teeb meem kub, thiab qhov chaw muaj khoom nyiag. Kev kho tshuaj tshawb nrhiav feem ntau muaj kev phom kev sib thauj zoo dua los ntawm kev siv hauv qhov chaw nyob zoo, vim tias kev ua haujlwm nyob siab thiab zoo ib yam, ua rau yooj yim tshuaj xyuas cov teeb meem tshwm sim ua ntej thaum tsis muaj kev phom. Qhov kev tsim nyog electromagnetic ntawm cov motors synchronous txaus siab muaj kev tiv thaiv tseg rau ntau yam teeb meem txaus siab, xws li qhov rotor bar phom thiab qhov winding asymmetries uas cuam tshwv rau lwm yam motors. Lub sijhawm kho tshuaj tuaj yeem nce ntau, nrog tias kev hloov bearing feem ntau yog qhov kho tshuaj yuav tsum tau ua ib zaug. Qhov kev kho tshuaj tsawg no cuam tshwv rau kev lag luam kho tshuaj tsawg dua thiab kev lag luam tsis siv haujlwm. Qhov kub siab zoo ib yam ntawm cov motors synchronous txaus siab pab tias insulation siv ntau dua thiab kev kub tsis ncaj ncees rau hauv cov khoom siv. Kev sib raug zoo ntawm kev tshawb nrhiav xa mus rau hauv cov systems motors synchronous txaus siab pab tias kev kho tshuaj tshawb nrhiav zoo dua thiab kho tshuaj nyob rau lub sijhawm tseem ceeb thiab tsis kho tshuaj tsis tseem ceeb. Qhov kev ua haujlwm zoo ntawm cov motors no thaum siv ntau xeeb tshiab pab tias kev ua haujlwm zoo thiab kev siv hluav taws xob zoo ib yam thaum siv ntau xeeb tshiab. Qhov yuav tsum tau siv khoom siv tsawg dua los ntawm qhov tsim nyog yooj yim, thiab thaum yuav tsum hloov khoom siv, feem ntau nws siv ntau dua li lwm yam khoom siv hauv lwm yam motors. Qhov kev nyob zoo siab ntau no tseem cuam tshwv rau hauv cov systems kho tshuaj, vim tias kev ua haujlwm zoo cuam tshwv rau kev siv hluav taws xob thiab lwm khoom siv, pab tias kev nyob zoo siab ntau dua rau hauv qhov system.