Kev Txheeb Xyuas Txog Kev Paub Txog Cov Transformers Hom Qhuav

Cov transformers qhuav siv dav hauv teeb pom kev zoo hauv zos, tsev siab, tshav dav hlau, cov khoom siv CNC tshuab thiab lwm qhov chaw. Hauv qhov yooj yim, cov transformers qhuav yog hais txog cov transformers uas lawv cov cores thiab windings tsis raug raus rau hauv cov roj rwb thaiv tsev.
Cov txheej txheem txias yog muab faib ua cua txias ntuj (AN) thiab cua txias yuam (AF).
Thaum cua txias ntuj, lub transformer tuaj yeem khiav tas mus li ntev raws li lub peev xwm ntsuas.
Thaum yuam cua txias, lub peev xwm tso zis ntawm lub transformer tuaj yeem nce ntxiv 50%.
Nws yog qhov tsim nyog rau kev ua haujlwm overload tsis tu ncua lossis kev ua haujlwm overload thaum muaj xwm txheej ceev; vim muaj qhov nce ntxiv ntawm kev poob ntawm qhov thauj khoom thiab impedance voltage thaum lub sijhawm overload, nws nyob rau hauv lub xeev tsis ua haujlwm nyiaj txiag, yog li nws yuav tsum tsis txhob khaws cia rau hauv kev ua haujlwm overload tas mus li ntev.

1. Hom qauv
Kev ua tau zoo ntawm kev tsim kho
⑴Khoom rwb thaiv tsev encapsulated winding
⑵Tsis muaj kev qhwv xov
Ntawm ob lub windings, qhov hluav taws xob siab dua yog qhov hluav taws xob siab, thiab qhov qis dua yog qhov hluav taws xob qis.
Los ntawm qhov chaw sib piv ntawm cov windings siab thiab qis voltage, qhov siab voltage tuaj yeem faib ua hom concentric thiab hom overlapping
Lub concentric winding yog yooj yim thiab yooj yim rau kev tsim khoom, thiab cov qauv no tau saws.
Hom sib tshooj, feem ntau yog siv rau cov transformers tshwj xeeb.
Cov transformers qhuav siv dav hauv teeb pom kev zoo hauv zos, tsev siab, tshav dav hlau, cov khoom siv CNC tshuab thiab lwm qhov chaw. Hauv qhov yooj yim, cov transformers qhuav yog hais txog cov transformers uas lawv cov cores thiab windings tsis raug raus rau hauv cov roj rwb thaiv tsev.
Cov txheej txheem txias yog muab faib ua cua txias ntuj (AN) thiab cua txias yuam (AF).
Thaum cua txias ntuj, lub transformer tuaj yeem khiav tas mus li ntev raws li lub peev xwm ntsuas.
Thaum yuam cua txias, lub peev xwm tso zis ntawm lub transformer tuaj yeem nce ntxiv 50%.
Nws yog qhov tsim nyog rau kev ua haujlwm overload tsis tu ncua lossis kev ua haujlwm overload thaum muaj xwm txheej ceev; vim muaj qhov nce ntxiv ntawm kev poob ntawm qhov thauj khoom thiab impedance voltage thaum lub sijhawm overload, nws nyob rau hauv lub xeev tsis ua haujlwm nyiaj txiag, yog li nws yuav tsum tsis txhob khaws cia rau hauv kev ua haujlwm overload tas mus li ntev.

1. Hom qauv
Kev ua tau zoo ntawm kev tsim kho
⑴Khoom rwb thaiv tsev encapsulated winding
⑵Tsis muaj kev qhwv xov
Ntawm ob lub windings, qhov hluav taws xob siab dua yog qhov hluav taws xob siab, thiab qhov qis dua yog qhov hluav taws xob qis.
Los ntawm qhov chaw sib piv ntawm cov windings siab thiab qis voltage, qhov siab voltage tuaj yeem faib ua hom concentric thiab hom overlapping
Lub concentric winding yog yooj yim thiab yooj yim rau kev tsim khoom, thiab cov qauv no tau saws.
Hom sib tshooj, feem ntau yog siv rau cov transformers tshwj xeeb.

2. Cov yam ntxwv ntawm cov qauv
1. Nws muaj kev nyab xeeb, tiv taus hluav taws, tsis muaj kuab paug, thiab tuaj yeem ua haujlwm ncaj qha hauv qhov chaw thauj khoom;
2. Siv cov thev naus laus zis hauv tsev, lub zog kho tshuab siab, muaj zog tiv thaiv luv luv, tso tawm me me, ruaj khov thermal zoo, kev ntseeg siab thiab lub neej ntev;
3. Kev poob qis, suab nrov tsawg, pom tseeb tias txuag hluav taws xob, tsis tas yuav saib xyuas;
4. Kev ua haujlwm zoo ntawm kev tso cua sov tawm, muaj peev xwm ua haujlwm ntau dhau, thiab muaj peev xwm ua haujlwm tau ntau dua thaum yuam kom cua txias;
5. Kev ua tau zoo ntawm cov dej noo, hloov kho rau cov av noo thiab lwm yam chaw ib puag ncig hnyav;
6. Cov transformers qhuav tuaj yeem muaj lub kaw lus ntsuas kub thiab tiv thaiv tiav. Siv lub kaw lus tswj kub ntse, nws tuaj yeem ntes thiab ncig cov cua sov ua haujlwm ntawm cov xov peb theem, tuaj yeem pib thiab nres lub kiv cua, thiab muaj cov haujlwm xws li lub tswb ceeb toom thiab kev mus ncig;
7. Me me, lub teeb yuag, qhov chaw tsawg dua thiab tus nqi teeb tsa tsawg.
Lub plawv hlau
Siv cov ntawv hlau silicon zoo uas txias-rolled grain-oriented, thiab cov hlau silicon steel sheet siv 45-degree tag nrho oblique seam, yog li ntawd cov magnetic flux hla raws cov seam kev taw qhia ntawm cov ntawv hlau silicon.

Daim ntawv winding
⑴ Kev sib txuas;
⑵ Epoxy resin thiab quartz xuab zeb sau thiab nchuav;
⑶ Cov iav fiber reinforced epoxy resin casting (uas yog, cov qauv insulating nyias);
⑷Ntau txoj hlua iav fiber impregnated epoxy resin winding hom (feem ntau 3 yog siv vim nws tuaj yeem tiv thaiv cov kua nplaum kom tsis txhob tawg thiab txhim kho kev ntseeg siab ntawm cov khoom siv).
Kev sib txuas hluav taws xob siab
Feem ntau txais yuav ntau txheej cylindrical lossis ntau txheej segmented qauv.

3. Daim Ntawv
⒈Hom qhib: Nws yog ib daim ntawv siv ntau. Nws lub cev nyob rau hauv kev sib cuag ncaj qha nrog huab cua. Nws yog tsim rau ib chav qhuav thiab huv si (thaum qhov kub thiab txias yog 20 degrees, qhov av noo yuav tsum tsis pub tshaj 85%). Feem ntau, muaj cua txias Ob txoj kev txias yog cua txias.
⒉Hom kaw: Lub cev ntawm lub cuab yeej yog nyob rau hauv lub plhaub kaw thiab tsis ncaj qha mus rau huab cua (vim yog qhov sealing thiab cov cua sov tsis zoo, nws yog siv rau kev khawb av thiab yog hom tawg-pov thawj).
⒊Hom kev nchuav: epoxy resin lossis lwm yam resin siv ua lub rwb thaiv tsev tseem ceeb. Nws muaj cov qauv yooj yim thiab me me, uas tsim nyog rau cov transformers nrog lub peev xwm me dua.

4. Cov kev ntsuas kev txawj ntse
1. Zaus ntawm kev siv: 50 / 60HZ;
2. Tsis muaj-load tam sim no: <4%;
3. Lub zog compressive: 2000V / feeb yam tsis muaj kev tawg; cov cuab yeej sim: YZ1802 withstand voltage tester (20mA);
4. Qib rwb thaiv tsev: F qib (qib tshwj xeeb tuaj yeem hloov kho);
5. Kev tiv thaiv rwb thaiv tsev: ≥2M ohm ntsuas: ZC25B-4 hom megohmmeter <1000 V);
6. Hom kev sib txuas: Y/Y, △/Y0, Yo/△, kev sib txuas tsis siv neeg (yeem xaiv tau);
7. Qhov kub thiab txias uas tso cai nce ntawm kauj: I00K;
8. Txoj kev cua sov dissipation: cua txias ntuj lossis tswj qhov kub thiab txias tsis siv neeg cua sov dissipation;
9. Cov suab nrov coefficient: ≤30dB.

5. Ib puag ncig ua haujlwm
1.0-40 (℃), qhov av noo <70%;
2. Qhov siab: tsis pub tshaj 2500 meters;
3. Tsis txhob los nag, av noo, kub heev, kub heev lossis tshav ntuj ncaj qha. Qhov deb ntawm qhov cua sov thiab qhov cua nkag thiab cov khoom nyob ib puag ncig yuav tsum tsis pub tsawg dua 1000px;
4. Tiv thaiv kev ua haujlwm rau qhov chaw uas muaj cov kua dej corrosive ntau dua, lossis cov pa roj, hmoov av, cov xov hluav taws xob lossis cov hlau zoo;
5. Tiv thaiv kev ua haujlwm hauv qhov chaw uas muaj kev co lossis kev cuam tshuam hluav taws xob;
6. Tsis txhob cia khoom ntev thiab thauj mus rau sab nraud, thiab tsis txhob muab khoom cuam tshuam loj heev.

6. Kev xaiv khoom-kev txhais khoom
Lub tshuab hloov pauv hluav taws xob yog ib qho ntawm cov khoom siv tseem ceeb hauv kev muab hluav taws xob thiab kev faib tawm ntawm cov tuam txhab lag luam thiab cov chaw ua haujlwm tsuas thiab cov tsev pej xeem. Nws txo qhov hluav taws xob ntawm 10⑹kV lossis 35kV mus rau qhov hluav taws xob ntawm 230/400V uas tus neeg siv siv. Hom khoom no haum rau AC 50 (60) Hz, peb theem siab tshaj plaws muaj peev xwm ntsuas tau 2500kVA (ib theem siab tshaj plaws muaj peev xwm ntsuas tau 833kVA, feem ntau tsis pom zoo kom siv lub tshuab hloov pauv ib theem)
1) Thaum muaj ntau lub zog tseem ceeb lossis theem ob, yuav tsum muaj ob lossis ntau lub transformers. Thaum ib qho ntawm cov transformers raug txiav tawm, lub peev xwm ntawm cov transformers seem tuaj yeem ua tau raws li kev siv hluav taws xob ntawm cov khoom tseem ceeb thiab theem ob. Cov khoom tseem ceeb thiab theem ob yuav tsum tau sib sau ua ke ntau li ntau tau, thiab yuav tsum tsis txhob tawg ntau dhau.
2) Thaum lub peev xwm thauj khoom loj rau lub caij, yuav tsum tau teeb tsa lub tshuab hloov pauv tshwj xeeb. Xws li cov khoom siv loj rau pej xeem S4270D27-29 27 2005.7.29, 3:24 AM lub tshuab cua txias thiab cua sov, lub tshuab cua sov hluav taws xob, thiab lwm yam.
3) Thaum lub nra hnyav loj heev, yuav tsum tau nruab ib lub transformer tshwj xeeb. Xws li cov khoom siv cua sov loj, lub tshuab X-ray loj, lub cub hluav taws xob arc, thiab lwm yam.
4) Thaum lub teeb pom kev loj lossis lub zog thiab teeb pom kev siv lub tshuab hloov pauv sib koom, uas cuam tshuam loj heev rau qhov zoo ntawm lub teeb pom kev thiab lub neej ntawm lub teeb, lub tshuab hloov pauv teeb pom kev tshwj xeeb tuaj yeem ntsia tau. Hauv qhov xwm txheej ib txwm muaj, lub zog thiab teeb pom kev sib koom ua ke lub tshuab hloov pauv.
Kev xaiv khoom-xaiv lub transformer raws li qhov chaw siv

1) Nyob rau hauv cov xwm txheej ib txwm muaj, cov roj-immersed transformers lossis cov hom qhuav transformers tuaj yeem xaiv tau, xws li cov chaw hloov pauv ywj pheej lossis txuas rau cov lag luam kev lag luam thiab kev tsuas, kev ua liaj ua teb, thiab cov chaw hloov pauv ywj pheej rau cov zej zog nyob, thiab lwm yam. Cov transformers muaj yog S8, S9, S10, SC (B) 9, SC (B) 10 thiab lwm yam.
2) Hauv cov tsev loj uas muaj ntau txheej lossis siab, yuav tsum siv cov transformers uas tsis kub hnyiab lossis tsis kub hnyiab, xws li SC(B)9, SC(B)10, SCZ(B)9, SCZ(B)10, thiab lwm yam.
3) Hauv cov chaw uas muaj cov pa roj av lossis cov pa roj corrosive cuam tshuam rau kev ua haujlwm zoo ntawm lub transformer, yuav tsum xaiv lub transformer kaw lossis kaw, xws li BS 9, S9-, S10-, SH12-M, thiab lwm yam.
4) Cov khoom siv faib hluav taws xob siab thiab qis uas tsis muaj roj hlawv thiab cov transformers faib hluav taws xob uas tsis muaj roj tuaj yeem ntsia tau rau hauv tib chav. Lub sijhawm no, lub transformer yuav tsum tau nruab nrog lub thawv tiv thaiv IP2X rau kev nyab xeeb.
Kev xaiv khoom-xaiv lub transformer raws li lub zog hluav taws xob
1) Lub peev xwm ntawm lub tshuab hloov pauv faib khoom yuav tsum tau koom ua ke nrog lub peev xwm ntawm ntau yam khoom siv hluav taws xob kom suav qhov hnyav uas tau xam (feem ntau tsis suav nrog qhov hnyav tua hluav taws). Lub peev xwm pom tseeb tom qab them nyiaj yog lub hauv paus rau kev xaiv lub peev xwm thiab tus lej ntawm cov hloov pauv. Tus nqi thauj khoom ntawm lub tshuab hloov pauv dav dav yog li 85%. Txoj kev no yooj yim heev thiab siv tau los kwv yees lub peev xwm.
2) Hauv GB/T17468-1998 "Cov Lus Qhia rau Kev Xaiv Cov Fais Fab Transformers", nws raug pom zoo tias kev xaiv lub peev xwm ntawm cov khoom siv faib khoom yuav tsum tau txiav txim siab raws li GB/T17211-1998 "Cov Lus Qhia rau Cov Khoom Siv Fais Fab Transformer Qhuav" thiab qhov kev thauj khoom uas tau xam. Ob txoj kev qhia saum toj no muab cov kev pab cuam hauv computer thiab cov duab qhia txog lub voj voog ib txwm muaj los txiav txim siab lub peev xwm ntawm cov khoom siv faib khoom.

7. Cov ntsiab lus teeb tsa
Cov transformers faib khoom yog cov khoom tseem ceeb ntawm cov chaw hloov pauv. Cov transformers qhuav uas tsis muaj plhaub raug teeb tsa ncaj qha rau hauv av, nrog rau cov teeb meem tiv thaiv nyob ib puag ncig lawv; cov transformers qhuav uas muaj plhaub raug teeb tsa ncaj qha rau hauv av. Rau nws qhov kev teeb tsa, thov saib National Building Standard Design Atlas. 03D201-4 10 / 0.4kV transformer chav tsev layout thiab kev teeb tsa ntawm cov khoom siv sib xws hauv cov chaw hloov pauv.
8. Hom kev xaiv-kub tswj system
Qhov kev ua haujlwm zoo thiab lub neej ua haujlwm ntawm cov transformers qhuav feem ntau nyob ntawm qhov kev nyab xeeb thiab kev ntseeg siab ntawm cov rwb thaiv tsev transformer winding. Qhov kub ntawm winding tshaj qhov rwb thaiv tsev tiv taus kub thiab cov rwb thaiv tsev puas tsuaj, uas yog ib qho ntawm cov laj thawj tseem ceeb uas ua rau lub transformer tsis tuaj yeem ua haujlwm li qub. Yog li ntawd, kev saib xyuas qhov kub thiab txias ntawm lub transformer thiab nws lub tswb ceeb toom yog qhov tseem ceeb heev.

⑴Kev tswj tus kiv cua tsis siv neeg: Lub teeb liab kub ntsuas los ntawm Pt100 thermistor uas tau muab tso rau hauv qhov kub tshaj plaws ntawm qhov hluav taws xob qis. Lub nra hnyav ntawm lub transformer nce thiab qhov kub ua haujlwm nce. Thaum qhov kub ntawm lub winding ncav cuag 110 ° C, lub kaw lus yuav pib lub kiv cua txias; thaum qhov kub ntawm lub winding poob rau 90 ° C, lub kaw lus yuav nres lub kiv cua.
⑵Lub tswb ceeb toom kub dhau thiab mus ncig: Sau cov cim qhia kub ntawm lub winding lossis hlau core los ntawm PTC non-linear thermistor uas muab tso rau hauv lub winding qis-voltage. Thaum qhov kub ntawm lub transformer winding txuas ntxiv nce, yog tias nws ncav cuag 155 ° C, lub kaw lus yuav tso tawm lub cim ceeb toom kub dhau; yog tias qhov kub txuas ntxiv nce mus txog 170 ° C, lub transformer tsis tuaj yeem ua haujlwm ntxiv, thiab lub cim qhia kub dhau yuav tsum raug xa mus rau lub voj voog tiv thaiv thib ob, thiab lub transformer yuav tsum tau siv Tripped sai sai.
⑶Qhov system tso saib qhov kub thiab txias: Tus nqi hloov pauv kub ntsuas los ntawm Pt100 thermistor uas muab tso rau hauv qhov hluav taws xob qis, thiab qhov kub ntawm txhua qhov winding raug tso tawm ncaj qha (kev tshuaj xyuas peb theem thiab qhov tso saib tus nqi siab tshaj plaws, thiab qhov kub siab tshaj plaws hauv keeb kwm tuaj yeem sau tseg). Qhov kub thiab txias raug tso tawm los ntawm 4-20mA analog ntau, yog tias nws xav tau xa mus rau lub khoos phis tawj nyob deb (qhov deb txog li 1200m)
Txoj kev xaiv-kev tiv thaiv
Lub tsev tiv thaiv IP20 feem ntau yog siv los tiv thaiv cov khoom txawv teb chaws uas muaj txoj kab uas hla ntau dua 12 hli thiab cov tsiaj me me xws li nas, nab, miv, thiab noog kom tsis txhob nkag mus, ua rau muaj kev puas tsuaj loj xws li kev puas tsuaj ntawm lub zog luv luv, thiab muab kev nyab xeeb rau cov khoom siv hluav taws xob. Yog tias koj xav tau teeb tsa lub transformer sab nraum zoov, koj tuaj yeem xaiv lub thawv tiv thaiv IP23. Ntxiv rau qhov kev ua haujlwm tiv thaiv IP20 saum toj no, nws kuj tseem tuaj yeem tiv thaiv cov dej ntws hauv lub kaum sab xis 60 ° rau ntsug. Txawm li cas los xij, lub plhaub IP23 yuav txo qhov muaj peev xwm txias ntawm lub transformer, yog li xyuam xim rau qhov txo qis ntawm nws lub peev xwm ua haujlwm thaum xaiv.
Kev xaiv-muaj peev xwm ntau dhau
Lub peev xwm overload ntawm lub transformer qhuav-hom yog cuam tshuam nrog qhov kub thiab txias, qhov xwm txheej ntawm kev thauj khoom ua ntej overload (thawj qhov thauj khoom), kev rwb thaiv tsev thiab cua sov ntawm lub transformer, thiab lub sijhawm cua sov tas mus li. Yog tias tsim nyog, cov kab overload ntawm lub transformer qhuav-hom tuaj yeem tau txais los ntawm lub chaw tsim khoom.

Yuav siv nws lub peev xwm overload li cas?
⑴Thaum xaiv los xam lub peev xwm ntawm lub transformer, nws tuaj yeem txo kom tsim nyog: Xav txog tag nrho qhov ua tau ntawm kev cuam tshuam luv luv ntawm qee cov hlau dov, vuam thiab lwm yam khoom siv - sim siv lub peev xwm overload muaj zog ntawm lub transformer qhuav-hom kom txo lub peev xwm transformer; Cov chaw sib npaug, xws li thaj chaw nyob feem ntau rau teeb pom kev hmo ntuj, kev coj noj coj ua thiab kev lom zem, thiab cov khw loj feem ntau rau cua txias thiab teeb pom kev thaum nruab hnub, tuaj yeem siv tag nrho lawv lub peev xwm overload, txo lub peev xwm transformer kom tsim nyog, thiab ua lub sijhawm ua haujlwm tseem ceeb ntawm kev thauj khoom tag nrho lossis luv luv overload.
9. Tshawb xyuas
⒈ Seb puas muaj suab thiab kev co tsis zoo.
⒉Seb puas muaj qhov kub hnyiab hauv zos, kev xeb roj thiab lwm yam kev hloov pauv uas tshwm sim los ntawm cov kab nrib pleb thiab carbonization ntawm qhov chaw rwb thaiv tsev.
⒊Seb lub tshuab cua txias ntawm lub transformer puas ua haujlwm li qub.
⒋Yuav tsum tsis txhob muaj qhov kub dhau ntawm cov qhov sib txuas hluav taws xob siab thiab qis. Yuav tsum tsis txhob muaj qhov xau thiab tawg ntawm lub taub hau cable.
⒌Qhov kub nce ntawm lub winding yuav tsum yog raws li qib khoom rwb thaiv tsev uas lub transformer tau txais, thiab qhov kub nce uas tau saib xyuas yuav tsum tsis pub tshaj tus nqi teev tseg.
⒍Lub raj mis porcelain txhawb nqa yuav tsum tsis muaj qhov tawg thiab cov kab tawm.
⒎Xyuas seb daim ntawv ntswj puas xoob.
⒏Kev ua pa hauv tsev, cov kav hlau yuav tsum tsis muaj hmoov av thiab cov khib nyiab, thiab cov hlau yuav tsum tsis muaj xeb lossis xeb.

10. Qhov txawv
Inverter: Nws tuaj yeem hloov kho kom ua tiav qhov zaus fais fab xav tau (50hz, 60hz, thiab lwm yam) kom tau raws li peb cov kev xav tau tshwj xeeb rau hluav taws xob.
Transformer: Feem ntau, nws yog ib qho "step-down device", uas feem ntau pom nyob ze cov zej zog lossis cov chaw tsim khoom. Nws lub luag haujlwm yog txo qhov hluav taws xob siab heev mus rau qhov hluav taws xob ib txwm muaj ntawm peb cov neeg nyob hauv kom tau raws li tib neeg siv hluav taws xob txhua hnub.
Cov transformers qhuav thiab cov transformers roj-immersed yog ob hom transformers siv ntau tshaj plaws. Piv nrog cov transformers roj-immersed, cov transformers qhuav muaj kev tiv thaiv hluav taws zoo dua, thiab feem ntau siv rau hauv cov chaw uas muaj kev tiv thaiv hluav taws ntau dua, xws li tsev kho mob, tshav dav hlau, chaw nres tsheb, thiab lwm yam. Qhov chaw, tab sis tus nqi siab dua, thiab muaj qee qhov kev cai rau ib puag ncig, xws li tsis txhob ntub dhau, tsis txhob muaj hmoov av thiab av ntau dhau, thiab lwm yam.

2. Cov yam ntxwv ntawm cov qauv
1. Nws muaj kev nyab xeeb, tiv taus hluav taws, tsis muaj kuab paug, thiab tuaj yeem ua haujlwm ncaj qha hauv qhov chaw thauj khoom;
2. Siv cov thev naus laus zis hauv tsev, lub zog kho tshuab siab, muaj zog tiv thaiv luv luv, tso tawm me me, ruaj khov thermal zoo, kev ntseeg siab thiab lub neej ntev;
3. Kev poob qis, suab nrov tsawg, pom tseeb tias txuag hluav taws xob, tsis tas yuav saib xyuas;
4. Kev ua haujlwm zoo ntawm kev tso cua sov tawm, muaj peev xwm ua haujlwm ntau dhau, thiab muaj peev xwm ua haujlwm tau ntau dua thaum yuam kom cua txias;
5. Kev ua tau zoo ntawm cov dej noo, hloov kho rau cov av noo thiab lwm yam chaw ib puag ncig hnyav;
6. Cov transformers qhuav tuaj yeem muaj lub kaw lus ntsuas kub thiab tiv thaiv tiav. Siv lub kaw lus tswj kub ntse, nws tuaj yeem ntes thiab ncig cov cua sov ua haujlwm ntawm cov xov peb theem, tuaj yeem pib thiab nres lub kiv cua, thiab muaj cov haujlwm xws li lub tswb ceeb toom thiab kev mus ncig;
7. Me me, lub teeb yuag, qhov chaw tsawg dua thiab tus nqi teeb tsa tsawg.
Lub plawv hlau
Siv cov ntawv hlau silicon zoo uas txias-rolled grain-oriented, thiab cov hlau silicon steel sheet siv 45-degree tag nrho oblique seam, yog li ntawd cov magnetic flux hla raws cov seam kev taw qhia ntawm cov ntawv hlau silicon.
Daim ntawv winding

⑴ Kev sib txuas;
⑵ Epoxy resin thiab quartz xuab zeb sau thiab nchuav;
⑶ Cov iav fiber reinforced epoxy resin casting (uas yog, cov qauv insulating nyias);
⑷Ntau txoj hlua iav fiber impregnated epoxy resin winding hom (feem ntau 3 yog siv vim nws tuaj yeem tiv thaiv cov kua nplaum kom tsis txhob tawg thiab txhim kho kev ntseeg siab ntawm cov khoom siv).
Kev sib txuas hluav taws xob siab
Feem ntau txais yuav ntau txheej cylindrical lossis ntau txheej segmented qauv.
3. Daim Ntawv
⒈Hom qhib: Nws yog ib daim ntawv siv ntau. Nws lub cev nyob rau hauv kev sib cuag ncaj qha nrog huab cua. Nws yog tsim rau ib chav qhuav thiab huv si (thaum qhov kub thiab txias yog 20 degrees, qhov av noo yuav tsum tsis pub tshaj 85%). Feem ntau, muaj cua txias Ob txoj kev txias yog cua txias.
⒉Hom kaw: Lub cev ntawm lub cuab yeej yog nyob rau hauv lub plhaub kaw thiab tsis ncaj qha mus rau huab cua (vim yog qhov sealing thiab cov cua sov tsis zoo, nws yog siv rau kev khawb av thiab yog hom tawg-pov thawj).
⒊Hom kev nchuav: epoxy resin lossis lwm yam resin siv ua lub rwb thaiv tsev tseem ceeb. Nws muaj cov qauv yooj yim thiab me me, uas tsim nyog rau cov transformers nrog lub peev xwm me dua.

4. Cov kev ntsuas kev txawj ntse
1. Zaus ntawm kev siv: 50 / 60HZ;
2. Tsis muaj-load tam sim no: <4%;
3. Lub zog compressive: 2000V / feeb yam tsis muaj kev tawg; cov cuab yeej sim: YZ1802 withstand voltage tester (20mA);
4. Qib rwb thaiv tsev: F qib (qib tshwj xeeb tuaj yeem hloov kho);
5. Kev tiv thaiv rwb thaiv tsev: ≥2M ohm ntsuas: ZC25B-4 hom megohmmeter <1000 V);
6. Hom kev sib txuas: Y/Y, △/Y0, Yo/△, kev sib txuas tsis siv neeg (yeem xaiv tau);
7. Qhov kub thiab txias uas tso cai nce ntawm kauj: I00K;
8. Txoj kev cua sov dissipation: cua txias ntuj lossis tswj qhov kub thiab txias tsis siv neeg cua sov dissipation;
9. Cov suab nrov coefficient: ≤30dB.

5. Ib puag ncig ua haujlwm
1.0-40 (℃), qhov av noo <70%;
2. Qhov siab: tsis pub tshaj 2500 meters;
3. Tsis txhob los nag, av noo, kub heev, kub heev lossis tshav ntuj ncaj qha. Qhov deb ntawm qhov cua sov thiab qhov cua nkag thiab cov khoom nyob ib puag ncig yuav tsum tsis pub tsawg dua 1000px;
4. Tiv thaiv kev ua haujlwm rau qhov chaw uas muaj cov kua dej corrosive ntau dua, lossis cov pa roj, hmoov av, cov xov hluav taws xob lossis cov hlau zoo;
5. Tiv thaiv kev ua haujlwm hauv qhov chaw uas muaj kev co lossis kev cuam tshuam hluav taws xob;
6. Tsis txhob cia khoom ntev thiab thauj mus rau sab nraud, thiab tsis txhob muab khoom cuam tshuam loj heev.

6. Kev xaiv khoom-kev txhais khoom
Lub tshuab hloov pauv hluav taws xob yog ib qho ntawm cov khoom siv tseem ceeb hauv kev muab hluav taws xob thiab kev faib tawm ntawm cov tuam txhab lag luam thiab cov chaw ua haujlwm tsuas thiab cov tsev pej xeem. Nws txo qhov hluav taws xob ntawm 10⑹kV lossis 35kV mus rau qhov hluav taws xob ntawm 230/400V uas tus neeg siv siv. Hom khoom no haum rau AC 50 (60) Hz, peb theem siab tshaj plaws muaj peev xwm ntsuas tau 2500kVA (ib theem siab tshaj plaws muaj peev xwm ntsuas tau 833kVA, feem ntau tsis pom zoo kom siv lub tshuab hloov pauv ib theem)
1) Thaum muaj ntau lub zog tseem ceeb lossis theem ob, yuav tsum muaj ob lossis ntau lub transformers. Thaum ib qho ntawm cov transformers raug txiav tawm, lub peev xwm ntawm cov transformers seem tuaj yeem ua tau raws li kev siv hluav taws xob ntawm cov khoom tseem ceeb thiab theem ob. Cov khoom tseem ceeb thiab theem ob yuav tsum tau sib sau ua ke ntau li ntau tau, thiab yuav tsum tsis txhob tawg ntau dhau.
2) Thaum lub peev xwm thauj khoom loj rau lub caij, yuav tsum tau teeb tsa lub tshuab hloov pauv tshwj xeeb. Xws li cov khoom siv loj rau pej xeem S4270D27-29 27 2005.7.29, 3:24 AM lub tshuab cua txias thiab cua sov, lub tshuab cua sov hluav taws xob, thiab lwm yam.
3) Thaum lub nra hnyav loj heev, yuav tsum tau nruab ib lub transformer tshwj xeeb. Xws li cov khoom siv cua sov loj, lub tshuab X-ray loj, lub cub hluav taws xob arc, thiab lwm yam.
4) Thaum lub teeb pom kev loj lossis lub zog thiab teeb pom kev siv lub tshuab hloov pauv sib koom, uas cuam tshuam loj heev rau qhov zoo ntawm lub teeb pom kev thiab lub neej ntawm lub teeb, lub tshuab hloov pauv teeb pom kev tshwj xeeb tuaj yeem ntsia tau. Hauv qhov xwm txheej ib txwm muaj, lub zog thiab teeb pom kev sib koom ua ke lub tshuab hloov pauv.
Kev xaiv khoom-xaiv lub transformer raws li qhov chaw siv

1) Nyob rau hauv cov xwm txheej ib txwm muaj, cov roj-immersed transformers lossis cov hom qhuav transformers tuaj yeem siv tau, xws li cov chaw hloov pauv ywj pheej lossis txuas rau cov lag luam kev lag luam thiab kev khawb av, kev ua liaj ua teb, thiab cov chaw hloov pauv ywj pheej rau cov zej zog nyob, thiab lwm yam. Cov transformers muaj yog S8, S9, S10, SC (B) 9, SC (B) 10 thiab lwm yam.
2) Hauv cov tsev loj uas muaj ntau txheej lossis siab, yuav tsum siv cov transformers uas tsis kub hnyiab lossis tsis kub hnyiab, xws li SC(B)9, SC(B)10, SCZ(B)9, SCZ(B)10, thiab lwm yam.
3) Hauv cov chaw uas muaj cov pa roj av lossis cov pa roj corrosive cuam tshuam rau kev ua haujlwm zoo ntawm lub transformer, yuav tsum xaiv lub transformer kaw lossis kaw, xws li BS 9, S9-, S10-, SH12-M, thiab lwm yam.
4) Cov khoom siv faib hluav taws xob siab thiab qis uas tsis muaj roj hlawv thiab cov transformers faib hluav taws xob uas tsis muaj roj tuaj yeem ntsia tau rau hauv tib chav. Lub sijhawm no, lub transformer yuav tsum tau nruab nrog lub thawv tiv thaiv IP2X rau kev nyab xeeb.

Kev xaiv khoom-xaiv lub transformer raws li lub zog hluav taws xob
1) Lub peev xwm ntawm lub tshuab hloov pauv faib khoom yuav tsum tau koom ua ke nrog lub peev xwm ntawm ntau yam khoom siv hluav taws xob kom suav qhov hnyav uas tau xam (feem ntau tsis suav nrog qhov hnyav hluav taws). Lub peev xwm pom tseeb tom qab them nyiaj yog lub hauv paus rau kev xaiv lub peev xwm thiab tus lej ntawm cov hloov pauv. Tus nqi thauj khoom ntawm lub tshuab hloov pauv dav dav yog li 85%. Txoj kev no yooj yim heev thiab tuaj yeem siv los kwv yees lub peev xwm.
2) Hauv GB/T17468-1998 "Cov Lus Qhia rau Kev Xaiv Cov Fais Fab Transformers", nws raug pom zoo tias kev xaiv lub peev xwm ntawm cov khoom siv faib khoom yuav tsum tau txiav txim siab raws li GB/T17211-1998 "Cov Lus Qhia rau Cov Khoom Siv Fais Fab Transformer Qhuav" thiab qhov kev thauj khoom uas tau xam. Ob txoj kev qhia saum toj no muab cov kev pab cuam hauv computer thiab cov duab qhia txog lub voj voog ib txwm muaj los txiav txim siab lub peev xwm ntawm cov khoom siv faib khoom.

7. Cov ntsiab lus teeb tsa
Cov transformers faib khoom yog cov khoom tseem ceeb ntawm cov chaw hloov pauv. Cov transformers qhuav uas tsis muaj plhaub raug teeb tsa ncaj qha rau hauv av, nrog rau cov teeb meem tiv thaiv nyob ib puag ncig lawv; cov transformers qhuav uas muaj plhaub raug teeb tsa ncaj qha rau hauv av. Rau nws qhov kev teeb tsa, thov saib National Building Standard Design Atlas. 03D201-4 10 / 0.4kV transformer chav tsev layout thiab kev teeb tsa ntawm cov khoom siv sib xws hauv cov chaw hloov pauv.

8. Hom kev xaiv-kub tswj system
Qhov kev ua haujlwm zoo thiab lub neej ua haujlwm ntawm cov transformers qhuav feem ntau nyob ntawm qhov kev nyab xeeb thiab kev ntseeg siab ntawm cov rwb thaiv tsev transformer winding. Qhov kub ntawm winding tshaj qhov rwb thaiv tsev tiv taus kub thiab cov rwb thaiv tsev puas tsuaj, uas yog ib qho ntawm cov laj thawj tseem ceeb uas ua rau lub transformer tsis tuaj yeem ua haujlwm li qub. Yog li ntawd, kev saib xyuas qhov kub thiab txias ntawm lub transformer thiab nws lub tswb ceeb toom yog qhov tseem ceeb heev.
⑴Kev tswj tus kiv cua tsis siv neeg: Lub teeb liab kub ntsuas los ntawm Pt100 thermistor uas tau muab tso rau hauv qhov kub tshaj plaws ntawm qhov hluav taws xob qis. Lub nra hnyav ntawm lub transformer nce thiab qhov kub ua haujlwm nce. Thaum qhov kub ntawm lub winding ncav cuag 110 ° C, lub kaw lus yuav pib lub kiv cua txias; thaum qhov kub ntawm lub winding poob rau 90 ° C, lub kaw lus yuav nres lub kiv cua.
⑵Lub tswb ceeb toom kub dhau thiab mus ncig: Sau cov cim qhia kub ntawm lub winding lossis hlau core los ntawm PTC non-linear thermistor uas muab tso rau hauv lub winding qis-voltage. Thaum qhov kub ntawm lub transformer winding txuas ntxiv nce, yog tias nws ncav cuag 155 ° C, lub kaw lus yuav tso tawm lub cim ceeb toom kub dhau; yog tias qhov kub txuas ntxiv nce mus txog 170 ° C, lub transformer tsis tuaj yeem ua haujlwm ntxiv, thiab lub cim qhia kub dhau yuav tsum raug xa mus rau lub voj voog tiv thaiv thib ob, thiab lub transformer yuav tsum tau siv Tripped sai sai.
⑶Qhov system tso saib qhov kub thiab txias: Tus nqi hloov pauv kub ntsuas los ntawm Pt100 thermistor uas muab tso rau hauv qhov hluav taws xob qis, thiab qhov kub ntawm txhua qhov winding raug tso tawm ncaj qha (kev tshuaj xyuas peb theem thiab qhov tso saib tus nqi siab tshaj plaws, thiab qhov kub siab tshaj plaws hauv keeb kwm tuaj yeem sau tseg). Qhov kub thiab txias raug tso tawm los ntawm 4-20mA analog ntau, yog tias nws xav tau xa mus rau lub khoos phis tawj nyob deb (qhov deb txog li 1200m)
Txoj kev xaiv-kev tiv thaiv
Lub tsev tiv thaiv IP20 feem ntau yog siv los tiv thaiv cov khoom txawv teb chaws uas muaj txoj kab uas hla ntau dua 12 hli thiab cov tsiaj me me xws li nas, nab, miv, thiab noog kom tsis txhob nkag mus, ua rau muaj kev puas tsuaj loj xws li kev puas tsuaj ntawm lub zog luv luv, thiab muab kev nyab xeeb rau cov khoom siv hluav taws xob. Yog tias koj xav tau teeb tsa lub transformer sab nraum zoov, koj tuaj yeem xaiv lub thawv tiv thaiv IP23. Ntxiv rau qhov kev ua haujlwm tiv thaiv IP20 saum toj no, nws kuj tseem tuaj yeem tiv thaiv cov dej ntws hauv lub kaum sab xis 60 ° rau ntsug. Txawm li cas los xij, lub plhaub IP23 yuav txo qhov muaj peev xwm txias ntawm lub transformer, yog li xyuam xim rau qhov txo qis ntawm nws lub peev xwm ua haujlwm thaum xaiv.
Kev xaiv-muaj peev xwm ntau dhau
Lub peev xwm overload ntawm lub transformer qhuav-hom yog cuam tshuam nrog qhov kub thiab txias, qhov xwm txheej ntawm kev thauj khoom ua ntej overload (thawj qhov thauj khoom), kev rwb thaiv tsev thiab cua sov ntawm lub transformer, thiab lub sijhawm cua sov tas mus li. Yog tias tsim nyog, cov kab overload ntawm lub transformer qhuav-hom tuaj yeem tau txais los ntawm lub chaw tsim khoom.

Yuav siv nws lub peev xwm overload li cas?
⑴Thaum xaiv los xam lub peev xwm ntawm lub transformer, nws tuaj yeem txo kom tsim nyog: Xav txog tag nrho qhov ua tau ntawm kev cuam tshuam luv luv ntawm qee cov hlau dov, vuam thiab lwm yam khoom siv - sim siv lub peev xwm overload muaj zog ntawm lub transformer qhuav-hom kom txo lub peev xwm transformer; Cov chaw sib npaug, xws li thaj chaw nyob feem ntau rau teeb pom kev hmo ntuj, kev coj noj coj ua thiab kev lom zem, thiab cov khw loj feem ntau rau cua txias thiab teeb pom kev thaum nruab hnub, tuaj yeem siv tag nrho lawv lub peev xwm overload, txo lub peev xwm transformer kom tsim nyog, thiab ua lub sijhawm ua haujlwm tseem ceeb ntawm kev thauj khoom tag nrho lossis luv luv overload.

9. Tshawb xyuas
⒈ Seb puas muaj suab thiab kev co tsis zoo.
⒉Seb puas muaj qhov kub hnyiab hauv zos, kev xeb roj thiab lwm yam kev hloov pauv uas tshwm sim los ntawm cov kab nrib pleb thiab carbonization ntawm qhov chaw rwb thaiv tsev.
⒊Seb lub tshuab cua txias ntawm lub transformer puas ua haujlwm li qub.
⒋Yuav tsum tsis txhob muaj qhov kub dhau ntawm cov qhov sib txuas hluav taws xob siab thiab qis. Yuav tsum tsis txhob muaj qhov xau thiab tawg ntawm lub taub hau cable.
⒌Qhov kub nce ntawm lub winding yuav tsum yog raws li qib khoom rwb thaiv tsev uas lub transformer tau txais, thiab qhov kub nce uas tau saib xyuas yuav tsum tsis pub tshaj tus nqi teev tseg.
⒍Lub raj mis porcelain txhawb nqa yuav tsum tsis muaj qhov tawg thiab cov kab tawm.
⒎Xyuas seb daim ntawv ntswj puas xoob.
⒏Kev ua pa hauv tsev, cov kav hlau yuav tsum tsis muaj hmoov av thiab cov khib nyiab, thiab cov hlau yuav tsum tsis muaj xeb lossis xeb.

10. Qhov txawv
Inverter: Nws tuaj yeem hloov kho kom ua tiav qhov zaus fais fab xav tau (50hz, 60hz, thiab lwm yam) kom tau raws li peb cov kev xav tau tshwj xeeb rau hluav taws xob.
Transformer: Feem ntau, nws yog ib qho "step-down device", uas feem ntau pom nyob ze cov zej zog lossis cov chaw tsim khoom. Nws lub luag haujlwm yog txo qhov hluav taws xob siab heev mus rau qhov hluav taws xob ib txwm muaj ntawm peb cov neeg nyob hauv kom tau raws li tib neeg siv hluav taws xob txhua hnub.
Cov transformers qhuav thiab cov transformers roj-immersed yog ob hom transformers siv ntau tshaj plaws. Piv nrog cov transformers roj-immersed, cov transformers qhuav muaj kev tiv thaiv hluav taws zoo dua, thiab feem ntau siv rau hauv cov chaw uas muaj kev tiv thaiv hluav taws ntau dua, xws li tsev kho mob, tshav dav hlau, chaw nres tsheb, thiab lwm yam. Qhov chaw, tab sis tus nqi siab dua, thiab muaj qee qhov kev cai rau ib puag ncig, xws li tsis txhob ntub dhau, tsis txhob muaj hmoov av thiab av ntau dhau, thiab lwm yam.