Autotransformer: Txoj Cai Ua Haujlwm, Daim Ntawv Thov, Qhov Zoo thiab Cov Lus Qhia Xaiv
Ibautotransformeryog ib tug transformer uas siv ib tug tas mus li winding nrog ib tug los yog ntau tshaj seem sib koom los ntawm lub input thiab output circuits. Tsis zoo li ib qho piv txwv ob -winding transformer, autotransformer tsis muab cov hluav taws xob tag nrho ntawm cov thawj thiab theem nrab.
Vim tias cov khoom siv winding tsawg dua, lub autotransformer tuaj yeem me dua, sib dua, thiab ua haujlwm tau zoo. Qhov no ua rau nws tshwj xeeb tshaj yog rau siab -voltage fais fab kis tau tus mob, hluav taws xob substations, voltage regulation, thiab lwm yam kev siv uas lub input thiab output voltages kuj nyob ze.
Rau cov khoom siv hluav taws xob, EPC cov neeg cog lus, thiab cov neeg siv hluav taws xob siv hluav taws xob, xaiv txoj cai autotransformer tuaj yeem cuam tshuam ncaj qha rau kev ua haujlwm ntawm lub cev, qhov chaw teeb tsa, qhov project nqi, thiab kev ntseeg siab ntev ntev.
Dab tsi yog Autotransformer?
Ibautotransformeryog ib qho hluav taws xob transformer nrog ib qho winding uas ua haujlwm raws li ob qho tib si thawj thiab theem nrab winding. Lub winding muaj ib feem ntau thiab ib qho series, nrog rau kev sib txuas hluav taws xob ua nyob rau ntawm cov ntsiab lus sib txawv kom tau txais qhov xav tau voltage.
Thaum siv los ua ib kauj ruam -down transformer, ib tug ntau dua input voltage yog txo mus rau ib tug qis tso zis voltage. Thaum configured raws li ib kauj ruam - nce transformer, cov zis voltage yog nce.
Lub hauv paus voltage kev sib raug zoo zoo ib yam li cov pa transformer:
V₁ / V₂ ≈ N₁ / N₂
qhov twg V sawv cev rau qhov voltage thiab N sawv cev rau tus naj npawb ntawm winding lem.
Qhov sib txawv tseem ceeb yog tias ib feem ntawm cov winding yog sib koom ntawm cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob.
Lub Autotransformer ua haujlwm li cas?
Lub hauv paus ntsiab lus ntawm kev khiav hauj lwm ntawm autotransformer yog ua raws li electromagnetic induction, tab sis nws txoj kev sib hloov winding yog txawv ntawm cov pa transformer.
Ib yam ob -winding transformer muaj cais thawj thiab theem nrab windings. Lub zog raug xa mus rau hlau nplaum los ntawm cov tub ntxhais transformer thaum ob lub voj voog tseem nyob hauv hluav taws xob cais.
Nyob rau hauv ib qho autotransformer, lub hauv paus thiab theem nrab circuits yog hluav taws xob txuas los ntawm cov seem winding. Fais fab kis tau ib nrab los ntawm electromagnetic induction thiab ib nrab los ntawm cov hluav taws xob ncaj qha conduction.
Qhov kev npaj no txo cov tooj liab thiab cov khoom siv tseem ceeb uas xav tau rau kev hloov pauv hluav taws xob, tshwj xeeb tshaj yog thaum qhov sib piv ntawm qhov voltage me me.
Piv txwv li, autotransformer tsim rau a220 kV rau 110 kVDaim ntawv thov tuaj yeem ua tau ntau dua li cov khoom siv hluav taws xob zoo sib xws nrog kev sib cais tag nrho 220 kV thiab 110 kV windings.
Autotransformer vs. Pa Transformer
Qhov kev xaiv ntawm ib qho autotransformer thiab ib tug pa ob-winding transformer nyob ntawm qhov sib piv ntawm qhov voltage thiab seb puas yuav tsum tau muaj hluav taws xob cais tawm.
| Feature | Autotransformer | Conventional Transformer |
|---|---|---|
| Winding tsim | Ib qho txuas ntxiv winding nrog ib feem | Sib cais thawj thiab theem nrab windings |
| Kev cais hluav taws xob | Tsis muaj | Yog lawm |
| Khoom siv | qis | Siab dua |
| Loj | Feem ntau ntau compact | Feem ntau loj dua |
| Qhov hnyav | Feem ntau qis dua | Feem ntau siab dua |
| Kev ua tau zoo | Siab heev nyob rau hauv haum daim ntaub ntawv | Siab |
| Nqi | Feem ntau qis dua rau cov kev ntsuas zoo sib xws | Feem ntau siab dua |
| Haum voltage piv | Qhov zoo tshaj plaws rau cov voltages sib ze | Haum rau ntau yam |
| Daim phiaj siv | Feem ntau | Kuj dav siv |
| Kev cais tawm | Tsis haum | Tsim nyog |
Qhov tsis muaj kev sib cais ntawm galvanic yog ib qho tseem ceeb tshaj plaws los xav txog. Ib qho autotransformer yuav tsum tsis txhob xaiv tsuas yog vim nws me me los yog ntau dua. Cov txheej txheem hluav taws xob, kev teeb tsa hauv av, theem ua txhaum, kev xav tau ntawm rwb thaiv tsev, thiab cov txheej txheem tiv thaiv yuav tsum tau soj ntsuam tag nrho.
Daim ntawv thov tseem ceeb ntawm Autotransformers
Siab -Voltage Fais Fab Kis
Ib qho ntawm cov ntawv thov tseem ceeb tshaj plaws ntawm autotransformer yog txuas cov qib sib txawv ntawm qhov sib txawv hauv kev sib kis.
Cov kab hluav taws xob feem ntau ua haujlwm ntawm ntau theem voltage. Piv txwv li, hluav taws xob yuav tsum tau txav ntawm 500 kV, 330 kV, 220 kV, thiab 110 kV systems. Thaum qhov voltage piv yog tsim nyog, autotransformer tuaj yeem muab cov kev daws teeb meem zoo rau kev sib txuas cov tes hauj lwm no.
Nws txoj kev tsim kho kom zoo thiab txo cov khoom yuav tsum tau ua tshwj xeeb tshaj yog muaj txiaj ntsig rau cov khoom loj - muaj peev xwm.
Hluav taws xob substations
Autotransformers yog dav siv nyob rau hauv kis tau tus mob thiab daim phiaj substations. Lawv tuaj yeem txuas ob lub siab -voltage networks thaum muab kev hloov pauv tau zoo.
Lub substation autotransformer loj tuaj yeem suav nrog rau ntawm -load kais hloov pauv (OLTC), tso cai rau lub chaw siv hluav taws xob los kho qhov tso zis hluav taws xob raws li kev hloov kab sib chaws.
Rau cov khoom siv hluav taws xob, kev xaiv cov khoom siv hluav taws xob yuav tsum xav txog qhov muaj peev xwm, qhov sib piv voltage, kais ntau yam, luv luv - Circuit Court withstand peev, rwb thaiv tsev theem, cua txias system, thiab kev khiav hauj lwm ib puag ncig.
Kev tswj hluav taws xob
Voltage theem hauv cov tes hauj lwm fais fab hloov pauv raws li kev xav tau hloov pauv. Ib qho autotransformer nruab nrog cov kais dej tsim nyog tuaj yeem pab tswj cov qib siab xav tau.
Qhov no ua rau autotransformers muaj txiaj ntsig zoo hauv cov kab ke uas qhov kev tswj hwm hluav taws xob yog qhov tseem ceeb ntawm kev ua haujlwm.
Lub cev muaj zog pib
autotransformers me me kuj tseem siv tau rau hauv lub cev muaj zog- pib daim ntawv thov. Cov motors loj tuaj yeem kos qhov tseem ceeb tam sim no thaum pib. Kev siv qhov txo qis los ntawm lub tshuab hluav taws xob autotransformer tuaj yeem txwv qhov pib tam sim no thiab txo qhov cuam tshuam ntawm cov hluav taws xob network.
Thaum lub cev muaj zog mus txog qhov yuav tsum tau ua haujlwm, qhov kev pib pib tuaj yeem hloov pauv.
Qhov zoo ntawm Autotransformer
Lub ntsiab kom zoo dua ntawm autotransformer yog nws cov khoom siv tau zoo.
Vim hais tias ib feem ntawm cov winding yog feem ntau rau ob qho tib si circuits, tsawg tooj liab yuav tsum tau muab piv nrog ib qho sib npaug cov pa transformer. Qhov no tuaj yeem txo qhov transformer qhov loj thiab qhov hnyav.
Rau lub zog loj - kev teeb tsa daim phiaj, cov txiaj ntsig no tuaj yeem ua qhov tseem ceeb.
autotransformer tuaj yeem muab:
Kev ua haujlwm siab ua haujlwm
Txo cov khoom siv
Txo qhov loj thiab qhov hnyav
Kev thauj mus los qis dua
Tej zaum tus nqi tsim khoom qis dua
Kev ua tau zoo rau kev sib raug zoo voltage theem
Siab zog- muaj peev xwm hloov tau
Txawm li cas los xij, cov txiaj ntsig zoo no yuav tsum tau soj ntsuam nrog rau cov kev txwv ntawm kev tsim.
Kev txwv ntawm Autotransformers
Qhov kev txwv loj tshaj plaws yog qhov tsis muaj hluav taws xob sib cais ntawm cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob.
Yog tias yuav tsum muaj kev sib cais hluav taws xob rau kev nyab xeeb, kev tiv thaiv cov cuab yeej, lossis cov laj thawj tsim qauv, ob qho tib si - winding transformer yuav yog qhov kev xaiv zoo dua.
Autotransformers tseem tuaj yeem nthuav qhia qhov ua txhaum cai thiab kev tiv thaiv kev txiav txim siab vim tias lawv cov hluav taws xob sib txuas ntawm qib voltage. Cov txheej txheem rwb thaiv tsev, hauv av, luv luv -circuit tam sim no, nruab nrab kev teeb tsa, thiab cov txheej txheem tiv thaiv yuav tsum tau ua tib zoo tsim.
Tsis tas li ntawd, ib qho autotransformer yog qhov pheej yig tshaj plaws thaum cov tswv yim thiab cov zis voltages nyob ze. Rau qhov sib piv loj voltage, cov khoom siv thiab cov nqi zoo ua tsawg dua.
Yuav xaiv ib qho Autotransformer li cas
Xaiv ibautotransformerrau qhov project fais fab xav tau ntau tshaj qhov yooj yim piv rau qhov ntsuas hluav taws xob.
Cov kev ntsuas hauv qab no yuav tsum tau txiav txim siab thaum lub sijhawm tshwj xeeb:
| Parameter | Yuav xav txog dab tsi |
|---|---|
| Rated peev | MVA xav tau thiab xav tau load |
| High - qhov ntsuas hluav taws xob | Qhov system voltage thiab siab tshaj plaws ua haujlwm voltage |
| Tsawg- qhov ntsuas hluav taws xob | Yuav tsum tau tso zis / kab sib txuas voltage |
| Voltage ratio | Qhov sib txawv ntawm thawj thiab theem nrab voltage |
| Coj mus rhaub changer | OLTC lossis NLTC raws li daim ntawv thov |
| Txias | ONAN, ONAF lossis lwm yam uas yuav tsum tau ua kom txias |
| Rwb thaiv tsev theem | BIL thiab cov txheej txheem rwb thaiv tsev |
| Luv-circuit tiv taus | Cia siab tias qhov system txhaum tam sim no |
| Ntau zaus | 50 Hz, 60 Hz, lossis qhov project- tshwj xeeb yuav tsum tau ua |
| Kev sib txuas nruab nrab | Grounding thiab system configuration |
| Kev teeb tsa ib puag ncig | Sab hauv, sab nraum zoov, qhov siab, qhov kub thiab txias |
| Cov qauv | Siv tau IEC, IEEE, lossis cov qauv hauv zos |
Rau cov haujlwm siv hluav taws xob loj, cov chaw tsim khoom siv hluav taws xob yuav tsum tau tshuaj xyuas cov txheej txheem luv luv - theem Circuit Court, txwv kev thauj mus los, qhov chaw nyob, kev tiv thaiv kev tiv thaiv, thiab kev nthuav dav ntxiv rau yav tom ntej.
Autotransformer rau Niaj hnub nimno Power Grids
Kev loj hlob ntawm lub zog tauj dua tshiab, ntev - kis tau tus mob, lub zog cia, thiab kev sib txuas hluav taws xob ntau ntxiv yog tsim cov kev xav tau tshiab rau cov khoom siv hluav taws xob muaj peev xwm siab -.
Niaj hnub nimno substations xav tau cov transformers uas ua ke nrog kev ua haujlwm siab nrog kev cia siab rau kev ua haujlwm thermal, lub zog txhua yam, kev ruaj ntseg rwb thaiv tsev, thiab kev pab lub neej ntev.
Hauv ib puag ncig no, lubautotransformertseem yog ib qho kev daws teeb meem tseem ceeb rau kev sib txuas siab -voltage tes hauj lwm nrog rau cov qib voltage zoo sib xws.
Loj - cov qauv tsim muaj peev xwm tuaj yeem tsim kho nrog cov yam ntxwv xws li ntawm -load kais hloov pauv, cov tshuab ua kom txias siab, ua kom zoo dua qub thiab cov qauv winding, thiab kev kuaj xyuas lub Hoobkas.
Vim li cas thiaj xaiv Yawei Transformer?
Jiangsu Yawei Transformer Co., Ltd.yog ib tug kws transformer chaw tsim tshuaj paus thiab ib tug subsidiary ntawm Yawei Group, nrog transformer manufacturing kev yos rov qab mus rau 1993.
Yawei tsim thiab tsim ntau yam khoom siv hluav taws xob thiab kev faib hluav taws xob rau kev siv hluav taws xob, kev lag luam, hluav taws xob tauj dua tshiab, thiab kev siv vaj tse. Nws cov khoom muaj xws li siab-voltage roj-immersed transformers, fais fab transformers, faib transformers, qhuav-hom transformers, thiab customized transformer daws.
Rau ibautotransformerqhov project, transformer specifications yuav raug tsim nyob ib ncig ntawm tus neeg muas zaub qhov voltage, rated muaj peev xwm, kais - hloov cov kev xav tau, txias txoj kev, rwb thaiv tsev yuav tsum, installation tej yam kev mob, thiab cov qauv siv.
Rau cov khoom siv hluav taws xob thiab EPC cov neeg cog lus, kev sib txuas lus ntxov nrog cov chaw tsim khoom siv hluav taws xob tuaj yeem pab txhim kho kev tsim qauv ua ntej kev yuav khoom thiab kev tsim khoom pib.
Xaus
Ibautotransformeryog ib qho kev daws teeb meem zoo rau cov ntawv thov uas ob theem voltage kuj nyob ze thiab tsis tas yuav muaj kev sib cais hluav taws xob. Nws txoj kev sib koom winding tsim txo cov khoom siv thaum muab kev ua haujlwm siab, qhov loj me, thiab lub zog muaj zog - muaj peev xwm hloov tau.
Autotransformers tshwj xeeb yog tsim rausiab -voltage transmissions, hluav taws xob substations, voltage regulation, thiab loj lub cev muaj zog pib daim ntawv thov.
Rau cov khoom siv hluav taws xob lossis kev lag luam, lub tshuab hluav taws xob raug xaiv yuav tsum raug xaiv raws li cov khoom siv hluav taws xob ua tiav - tsis yog qhov voltage piv. Muaj peev xwm, rwb thaiv tsev, kais hloov, cua txias, hauv av, luv luv- kev ua haujlwm hauv Circuit Court, ib puag ncig, thiab cov qauv siv tau txhua yam yuav tsum tau txiav txim siab.
Yog tias koj tab tom nrhiav ib qhoautotransformerrau lub chaw nres tsheb tshiab, kev sib kis, lossis kev lag luam fais fab, Yawei Transformer tuaj yeem muab cov kev hloov pauv hloov pauv raws li koj qhov kev xav tau.
Q: Ntev npaum li cas koj tuaj yeem xa cov transformer?
A: Nws nyob ntawm qhov ntau thiab muaj peev xwm ntawm transformer, feem ntau nyob rau hauv ib lub hlis txij li hnub kos duab lees paub los ntawm cov neeg yuav khoom.
Q: Ntev npaum li cas koj tuaj yeem muab qhov kev lees paub zoo?
A: 24 lub hlis txij li hnub transformer ua haujlwm.
Q: Koj txais txoj kev them nyiaj dab tsi?
A: T / T (hloov pauv) nyiam, L / C ob leeg txais.
