Txoj kev ncua lub neej kev pab cuam ntawm cov roj immersed transformers
May 12, 2023
Txoj kev ncua lub neej kev pab cuam ntawm cov roj immersed transformers
Muaj peb txoj hauv kev tseem ceeb los txuas ntxiv lub neej kev pab cuam ntawm cov roj immersed transformers: txo qhov kub thiab txias, tiv thaiv kev ua haujlwm siab, thiab tsis txhob muaj qhov siab ntawm cov roj immersed transformers.
Txo qhov kub thiab txias: Roj immersed transformers yuav muaj qhov kub thiab txias tom qab ua haujlwm ntev. Feem ntau, qhov kub tsis yooj yim kom nce siab dhau. Txawm li cas los xij, yog tias lawv ua haujlwm ntau dhau rau lub sijhawm ntev, qhov kub thiab txias yuav siab heev, thiab ntau cov ntaub ntawv rwb thaiv tsev yuav nkig vim qhov kub thiab txias. Yog li ntawd, txo qhov kub thiab txias yog ib txoj hauv kev kom ntev lub neej kev pab cuam ntawm lub transformer.
Kev tiv thaiv kev ua haujlwm siab: Nws yog qhov yuav tsum tau ua kom lub zog ua haujlwm ntawm cov roj-immersed transformers yuav tsum tsis txhob tshaj qhov ntsuas hluav taws xob. Yog hais tias qhov ua hauj lwm voltage siab dhau lawm, nws yuav ua rau lub excitation tam sim no thiab tam sim no ntws ntawm transformer core nce. Qee lub sij hawm, nws yuav txhawb qhov saturation ntawm transformer core, ua rau cov mem tes tam sim no sib nqus flux, thiab txhawb kev poob thiab overheating ntawm transformer core. Kev ua haujlwm ntau dhau yuav ua rau lub zog ntawm cov roj immersed transformers thiab txo lawv lub neej kev pab cuam, yog li qhov ua haujlwm voltage yuav tsum tsis txhob siab dhau.
Tsis txhob siab loads ntawm cov roj immersed transformers: qhov kub siab ntawm cov roj immersed transformers feem ntau muaj feem xyuam rau lub load txaus tus nqi ntawm lub load. Qhov load tam sim no ntau dua, qhov kub ntawm rwb thaiv tsev ntau dua. Ntawm qhov tsis sib xws, qhov me me load tam sim no, qhov qis ntawm cov txheej txheem rwb thaiv tsev kub. Yog hais tias cov roj immersed transformer yog ua nyob rau hauv load, qhov kub thiab txias yuav siab dhau lub sij hawm, uas yuav ua rau kom lub embrittlement ntawm lub internal rwb thaiv tsev txheej, thiab cov kev pab cuam lub neej ntawm cov roj immersed transformer yuav puas thiab ceev.
Cov dej noo nyob rau hauv cov roj transformer ua lub luag haujlwm tseem ceeb hauv kev saib xyuas kev rwb thaiv tsev, thiab yog ib qho tseem ceeb ntawm kev ntsuas kev tsim nyog ntawm cov khoom siv roj.
Lub xub ntiag ntawm dej tuaj yeem cuam tshuam rau kev ua haujlwm hluav taws xob ntawm cov khoom siv roj, xws li dielectric poob qhov tseem ceeb thiab qhov hluav taws xob tawg. Tsis tas li ntawd, lub xub ntiag ntawm cov dej kuj tuaj yeem txhawb cov roj kev laus, ua rau txo qis kev ntseeg siab thiab kev pabcuam lub neej ntawm cov khoom siv hluav taws xob.
Kev ntsuam xyuas cov ntsiab lus dej tuaj yeem saib xyuas cov xwm txheej hauv kev rwb thaiv tsev ntawm cov khoom siv hluav taws xob uas muaj roj puv hauv kev ua haujlwm, tshawb xyuas qhov ua yuam kev hauv cov cuab yeej sai li sai tau, thiab txiav txim siab txog qhov ua txhaum cai kom tshem tawm cov kev phom sij zais cia thiab ua kom muaj kev nyab xeeb thiab txhim khu kev qha. cov khoom siv
Kev ntsuas cov dej hauv cov roj transformer yuav tsum ua raws li cov hauv qab no:
1. Thaum qhov hluav taws xob theem yog 110 (66) kV, cov dej hauv cov roj yuav tsum tsis pub tshaj 20mg / L;
2. Thaum qhov hluav taws xob theem yog 220kV, cov dej hauv cov roj yuav tsum tsis pub tshaj 15mg / L;
3. Thaum qhov voltage yog 330kV-750kV, cov dej hauv cov roj yuav tsum tsis pub tshaj 10mg/L;
KHOOM LINK
http://www.switchgear-china.com/power-distribution-transformer/oil-immersed-transformer/high-voltage-transformer.html
Cov khoom no feem ntau yog customized.
Peb yog cov chaw tsim khoom thiab muaj lub tuam txhab kev tshaj lij uas tuaj yeem tsim thiab muab kev daws teeb meem raws li cov neeg siv khoom xav tau.
Thov hu rau peb cov neeg muag khoom kom tau txais cov duab kos duab
Nov yog peb cov neeg siv khoom piv txwv rau koj siv
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DESIGNATIONS |
UNITS |
COV DATA |
CANDIDATE DATA |
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Tus tsim |
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Yuav tsum tau qhia |
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Kev siv tus qauv |
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IEC 60076: Ua |
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Hom |
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Theem |
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Vat |
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Hermetic |
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Kev ua tiav |
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Tropicalized |
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Dielectric |
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PCB tsis muaj roj |
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Kev teeb tsa |
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Ntawm ncej |
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Ua haujlwm kub ambient |
degree |
45 |
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Rated zaus |
Hz |
50 |
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Rated zog |
Kva |
100 |
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Rated thawj voltage |
Kv |
20 |
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Qib cais raug muab rau tsev kawm theem pib |
Kv |
24 |
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Tus naj npawb ntawm cov theem hauv tsev kawm theem pib |
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03 |
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Secondary voltage |
V |
400/230 |
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Voltage hloov ntau yam ntawm M sab thaum unladen |
feem pua |
±2.5 |
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Kev sib txuas |
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DYN 11 |
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Short circuit voltage |
feem pua |
4 – 4.5 |
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Nruab nrab qhov loj me rau ib qho load |
feem pua |
100 |
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Qhov siab tshaj lub tshuab nqus tsev poob |
W |
230 - 460 |
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Losses vim Maxi load |
W |
1450 - 2350 |
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Qhov siab tshaj plaws-state roj kub kub |
degree |
55 |
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Qhov kub siab tshaj plaws ntawm cov windings nyob ruaj khov |
degree |
60 |
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Cov khoom siv winding |
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Electrolytic tooj liab |
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Lub suab nrov tshaj plaws |
Db |
52 |
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50Hz muaj zaus tuav, 1 min |
Kv |
50 – 70 |
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Kev poob siab tsis kam (1.2 / 50 micros) |
Kv |
125 - 170 |
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Txias |
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ONAN |
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Daim ntawv npe |
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01 |
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Kev sib txuas hauv av |
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01 |
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Dimensions Qhov siab / dav / qhov tob |
mm x x mm |
1200 X 1270 X 820 |
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Tag nrho loj ntawm transformer nrog rau roj |
Kg |
700 |
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Roj loj |
Kg |
160 |
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Xim |
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Tropicalized thiab anti-xeb |
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Tus lej |
Txheej |
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Binder |
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Xim |
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Cov phiaj xwm thiab cov duab kos duab yuav muab. |
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Yog xav paub ntxiv, thov koj xav tias dawb hu rau peb






