1000kVA vs 2000kVA Mining Project Transformer Xaiv

Kev xaiv ntawm mining transformers yog ib qho tseem ceeb tshaj plaws kev txiav txim siab engineering hauv kev ua haujlwm mining. Cov chaw hauv mines nthuav tawm ib puag ncig hnyav heev - plua plav, kev vibration, kub hloov pauv, av noo, thiab cov khoom siv tshuab siab. Xaiv txoj cai mining transformer kom ntseeg tau tias muaj kev faib hluav taws xob, txo qis qis, txhim kho kev nyab xeeb, thiab txo tus nqi tag nrho ntawm cov tswv cuab (TCO).

 

Txawm hais tias koj ua haujlwm hauv qhov qhib-qhov mine, ib qho av hauv av, lossis cov chaw ua cov ntxhia - los ntawm a1000kVA roj-immersed transformerrau a2000kVA mining roj-immersed transformer- Kev xaiv raug ncaj qha txiav txim siab qhov ua tiav ntawm koj lub zog siv hluav taws xob.

 

Nyem kom paub ntau ntxiv txog GNEE transformers

 

 

Mining transformers yog cov caj qaum ntawm lub zog xa khoom ntawm ib qhov chaw mine. Lawv nce lossis nqis qis qis kom xa cov hluav taws xob muaj kev nyab xeeb, muaj hluav taws xob los ntawm cov hluav taws xob hluav taws xob, cov khoom siv hluav taws xob hauv tsev, lossis cov khoom siv txuas ntxiv mus rau cov khoom hnyav - hluav taws xob shovels, crushers, conveyors, twj tso kua mis, cua kiv cua, teeb pom kev zoo systems thiab ua machinery.

 

Nyob rau hauv niaj hnub mining, qhov chaw ua hauj lwm khiav 24/7 nyob rau hauv siab loads, xaiv txoj cai mining transformer ncaj qha cuam tshuam rau productivity. Piv txwv li, a1000kVA roj-immersed transformerfeem ntau pom muaj nyob rau hauv chav faib hluav taws xob ntawm ib qho me me mus rau nruab nrab-loj ua cov nroj tsuag, thaum a2000kVA mining roj-immersed transformeryog tus qauv rau qhov chaw nres tsheb crushing ntawm qhov nruab nrab qhov qhib-qhov mine. Cov ntaub ntawv kev lag luam qhia tau hais tias hluav taws xob cuam tshuam txog kev poob qis tuaj yeem raug nqi ntau txhiab daus las hauv ib teev, yog li tau txais txoj cai hloov pauv - muaj peev xwm thiab hom - yog qhov tseem ceeb.

 

Cov txiaj ntsig tseem ceeb ntawm kev xaiv kom zoo muaj xws li:

• Nce uptime thiab khoom siv lub neej
• Kev siv hluav taws xob ntau dua thiab txo nqi hluav taws xob
• Ua raws li kev nyab xeeb thiab kev tswj hwm ib puag ncig zoo dua
• Tus nqi kho qis dua lub cuab tam lub neej voj voog
• Txhawb rau yav tom ntej mine expansion thiab load loj hlob

 

Phau ntawv qhia no tsom mus rau hnyav-ib puag ncig transformers tshwj xeeb tsim los rau kev siv mining. Raws li cov phiaj xwm mining txuas ntxiv mus rau thaj chaw deb thiab hnyav, xaiv qhov hloov pauv kom raug yog qhov tseem ceeb rau txoj haujlwm ntev mus ntev.

 

 

Xav tau kev pab nrog kev xaiv transformer rau mining ntawm koj qhov project?

→Peb pab neeg muaj kev sab laj thawj zaug pub dawb thiab kev ntsuas kev thauj khoom. Tau txais koj qhov kev sab laj dawb

 

 

Qhov chaw mining yog qhov sib txawv ntawm cov qauv kev lag luam lossis kev lag luam. Nkag siab txog cov teeb meem no yog lub hauv paus rau kev xaiv mining transformer zoo.

 

Environmental stressors:

• High concentrations ntawm plua plav thiab particulates uas tuaj yeem thaiv cov tshuab cua txias thiab degrade rwb thaiv tsev
• Kev hloov pauv kub heev (-40℃hauv cheeb tsam Arctic mus rau +50℃lossis ntau dua hauv kev ua haujlwm suab puam)
• Cov av noo siab, dej nag hnyav lossis cov tshuaj corrosive los ntawm kev ua ore
• Nruam muaj zog vibrations los ntawm blasting, drilling thiab hnyav machinery
• Muaj peev xwm ua kom tawg pa cua hauv av hauv av lossis cov mines gassy

 

Cov yam ntxwv hluav taws xob:

• High inrush tam sim no los ntawm nquag pib lub cev muaj zog (crushers, mills, conveyors). Qhov no txhais tau hais tias lub peev xwm ntawm transformer tsis tuaj yeem xam los ntawm lub zog tsis tu ncua. Piv txwv li, a1000kVA qhuav hom transformersiv rau qhov sib txawv-frequency-driven crusher yuav muaj peev xwm ua tau zoo ntawm tsuas yog 700kVA.
• Qhov tseem ceeb sib txawv ntawm qhov sib txawv ntawm qhov sib txawv ntawm cov tsav tsheb (VFDs), cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob - thaum cov ntsiab lus sib haum xeeb tshaj 30%, qhov hloov pauv uas muaj K-factor siab dua tau pom zoo.
• Ntau qhov sib txawv load profiles, nrog peaks thaum lub sij hawm ntau lawm hloov thiab troughs thaum lub sij hawm txij nkawm.
• Cov chaw taws teeb hluav taws xob feem ntau cuam tshuam nrog cov kab sib txuas ntev los yog tsim nyob rau hauv qhov chaw, nrog rau qhov hloov pauv loj heev.

 

Kev ua haujlwm thiab kev nyab xeeb yam:

• Kev txwv tsis pub siv rau kev saib xyuas hauv av lossis thaj chaw deb
• Cov kev cai nruj me ntsis rau kev nyab xeeb hluav taws, kev tiv thaiv tawg thiab kev tswj ib puag ncig
• Xav tau scalability li kuv reserves nthuav los yog throughput nce
• Cov xwm txheej no ua rau cov qauv kev lag luam hloov pauv tsis tsim nyog. Dedicated mining transformers feature rugged enclosures (siab IP ntsuam xyuas), txhim khu kev ua kom txias txias, shock-absorbing mounts thiab cov ntaub ntawv tsim rau huab cua puag ncig. Tsis quav ntsej txog ib qho ntawm cov xwm txheej no thaum xaiv tuaj yeem ua rau ua tsis tiav ntxov thiab muaj kev nyab xeeb.

 

 

Cov tshuab ziab khaub ncaws qhuav siv cov khoom siv cua lossis cov khoom siv hluav taws xob (xws li epoxy resin) rau rwb thaiv tsev thiab cua txias, tshem tawm tag nrho cov kev pheej hmoo ntawm roj.

 

Cov txiaj ntsig tseem ceeb rau mining:

• Kev nyab xeeb hluav taws zoo heev - zoo tagnrho rau cov mines hauv av thiab cov chaw kaw qhov chaw uas yuav tsum tau txo qis kev phom sij
• Kev saib xyuas qis dua (tsis muaj cov qauv roj los yog kev tswj cov pa taws)
• Ib puag ncig tus phooj ywg, tsis muaj kev pheej hmoo ntawm cov roj nchuav ua paug av lossis dej
• Haum rau sab hauv tsev lossis semi-enclosed substations

 

Yam khoom piv txwv:

A 1000kVA qhuav hom transformer(xws li SCB14-1000/10 los yog flameproof mining hom KBSG-1000/10) yog dav siv nyob rau hauv underground substations thiab tawg-tiv thaiv chamber. Nws txoj kev siv roj-dawb zoo heev txo qhov kev pheej hmoo tawg hauv qhov chaw gassy.

 

Nyob rau hauv cov nqe lus ntawm lub peev xwm, lub ntsiab ntau yam rau qhuav-hom transformers yog feem ntau 315kVA rau 2500kVA, nrog rau 1000kVA thiab 1250kVA yog qhov nrov tshaj plaws kev ntaus nqi.

 

 

Roj-immersed transformers siv cov roj ntxhia los yog cov kua roj ester zoo ib puag ncig rau kev rwb thaiv tsev thiab cua sov dissipation. Lawv yog cov neeg ua haujlwm ntawm cov khoom siv hluav taws xob saum npoo av ntawm cov mines.

 

Qhov zoo:

• Cov cua kub zoo heev, ua rau lawv haum rau kev muaj peev xwm siab thiab huab cua kub
• Feem ntau siv nyiaj ntau dua rau kev siv hluav taws xob sab nraum zoov
• Pov thawj lub neej ntev nrog kev saib xyuas kom zoo (feem ntau tshaj 30 xyoo)
• Zoo dua overload muaj peev xwm nyob rau hauv ntau zaus

 

Yam khoom piv txwv:

A 1000kVA roj-immersed transformer(xws li S13-M-1000/10) feem ntau yog siv rau qhov chaw me me crushing chaw nres tsheb lossis qhov chaw nyob hauv kuv qhov chaw.

 

A 2000kVA mining roj-immersed transformer(piv txwv li S20-M-2000/35) yog ib qho kev xaiv rau lub ntsiab substation ntawm ib tug nruab nrab-qhov loj qhov qhib mine los yog rau ib tug loj ua liaj ua teb. Lub peev xwm no tuaj yeem ua haujlwm nyob ib puag ncig 1600kW ntawm qhov tseeb thauj khoom thaum muab 25% npoo rau kev nthuav dav yav tom ntej.

Rau cov mines loj, 3150kVA, 5000kVA thiab txawm tias 10000kVA roj-immersed transformers yog siv.

 

 

Feature	Hom qhuav (piv txwv li . 1000kVA qhuav-type)	Roj-immersed (piv txwv li . 2000kVA mining oil-immersed)
Txias nruab nrab	Cua / khoom resin	Mineral roj los yog ester kua
Hluav taws kub & tawg txaus ntshai	Tsawg heev	Siab dua (yuav tsum tau pob, tua hluav taws)
Kev tu	Tsawg	Medium-high (roj tsom xam, kev txheeb xyuas cov dej xau)
Daim ntawv thov zoo tshaj plaws	Underground, sab hauv tsev, muaj kev nyab xeeb siab	Sab nraum zoov substations, qhib-qhov, muaj peev xwm loj
Tus nqi pib	Siab dua	qis
Kev cuam tshuam ib puag ncig	Tsawg kawg	Leak tswj xav tau
Hom peev xwm ntau yam	100-3150 kVA	50-31500kVA thiab siab dua

 

 

Ib txoj hauv kev ua kom ntseeg tau qhov kev xaiv qhov zoo tshaj plaws transformer rau mining. Hauv qab no peb taug kev los ntawm ib qho piv txwv los qhia tias muaj peev xwm xav tau npaum li cas rau hauv txhua kauj ruam.

 

Kauj Ruam 1: Ua ib qho kev ntsuam xyuas tag nrho
Sau cov ntaub ntawv rau tag nrho cov khoom siv, xam cov load txuas, siv ntau yam thiab xav tau yam. Xav tias qhov chaw nres tsheb crushing nrog tag nrho lub cev muaj zog ntawm 1600kW thiab lub zog ntawm 0.85 - qhov yuav tsum tau muaj peev xwm yog 1882kVA.

 

Kauj Ruam 2: Txheeb xyuas qhov chaw thiab ib puag ncig
Qhov chaw nres tsheb crushing yog nyob rau saum npoo, nrog cov hmoov av ntau thiab lub caij ntuj sov ambient kub txog li 45 degree. Factoring nyob rau hauv ib puag ncig derating, lub peev xwm suav yuav tsum tau nce 10%.

 

Kauj Ruam 3: Txheeb xyuas qhov yuav tsum tau muaj voltage
Thawj sab 35kV tuaj, theem nrab sab 0.69kV rau kev pib ncaj qha ntawm crushers. Yuav tsum muaj 35/0.69kV transformer.

 

Kauj ruam 4: Xaiv hom transformer thiab txias txoj kev
Kev teeb tsa sab nraum zoov, tsis muaj kev tiv thaiv tawg, thiab muaj peev xwm tshaj 1500kVA - hom roj-immersed yog nyiam. Ntawm no a2000kVA mining roj-immersed transformeryog qhov kev xaiv zoo heev (1882kVA × 1.1 ≈ 2070kVA, sib npaug mus txog 2000kVA lossis 2500kVA). Yog tias kev sib haum xeeb tseem ceeb, K-factor unit lossis ib kauj ruam ncaj qha mus txog 2500kVA tuaj yeem txiav txim siab.

 

Kauj Ruam 5: Txiav txim siab qhov peev txheej

• Ruaj khov nruam loads: 15-20% margin
• Feem ntau pib ntawm cov motors loj: 25-40% npoo
• High harmonic content (VFDs >30%): 30-50% paj
• Definitive expansion plans: >40% paj

Rau kev cuam tshuam kev thauj khoom zoo li lub chaw nres tsheb crushing, cov npoo ntawm yam tsawg 30% raug pom zoo.

 

Kauj ruam 6: Qhia meej txog kev ua tau zoo thiab kev tiv thaiv nta
Piv txwv li, xav tau kev ua haujlwm zoo (xws li Tier 1), 6% impedance voltage, IP54 enclosure.

 

Kauj Ruam 7: Xyuas kom ua raws li cov qauv
Txheeb xyuas IEC 60076, cov qauv kev nyab xeeb hauv zos mining, thiab lwm yam.

 

Kauj Ruam 8: Ua tag nrho cov nqi ntawm cov tswv cuab (TCO) kev tshuaj xyuas
Sib piv cov qib efficiency sib txawv rau cov2000kVA mining roj-immersed transformer. Ib qho kev ua tau zoo tshaj plaws (Tier 1) cov khoom lag luam yuav muaj 15% siab dua tus nqi pib yuav khoom, tab sis nws tuaj yeem txuag tau kaum txhiab nyiaj hauv hluav taws xob txhua xyoo, them rov qab qhov sib txawv li ntawm ob xyoos.

 

 

Case 1: Underground thee mine longwall face
Lub gassy mine tau npaj lub ntsej muag ntev nrog tag nrho cov cuab yeej siv zog ntawm 850kW. Lub peev xwm yuav tsum tau muaj yog 1000kVA. Xav txog kev pib surges thiab inverter harmonics, qhov kev xaiv zaum kawg yog a1000kVA qhuav hom transformer(flameproof mining hom KBSG-1000/10). Kev tsim kho tsis muaj roj ua kom muaj kev nyab xeeb hauv av, thiab cov peev txheej muaj peev xwm yog li 18% (qhov tseeb qhov siab tshaj ntawm 820kVA). Tom qab ob xyoos ntawm kev ua haujlwm, tsis muaj teeb meem overheating tshwm sim.

 

Case 2: Qhov nruab nrab qhov qhib-qhov tooj liab mine crushing chaw nres tsheb hloov kho
Thawj qhov chaw crushing siv 1600kVA roj-immersed transformer. Cov khoom siv tau nce ntxiv thiab qhov tseeb load mus txog tus nqi ntsuas. Kev ntsuas kev thauj khoom tshiab pom zoo hloov nrog a2000kVA mining roj-immersed transformer(S20-M-2000/35). Tom qab hloov pauv, qhov khoom thauj khoom poob mus rau 75%, qhov kub thiab txias nce los ntawm 15K, thiab kev txuag hluav taws xob txhua xyoo los ntawm kev txhim kho kev ua tau zoo yog kwv yees li USD 11,000 (raws li tus nqi raug). Lub sijhawm them rov qab tsuas yog 1.8 xyoo.

 

 

Txawm tias qhov zoo tshaj plaws transformers xav tau kev saib xyuas tsis tu ncua. Cov kev coj ua hauv qab no siv rau feem ntau cov mining transformers:

• Tsis tu ncua thermal imaging- txhua rau lub hlis, tsom mus rau cov khoom siv hluav taws xob nrog cov khoom thauj khoom siab tshaj 80%.
• Roj sampling thiab tsom xam- rau roj-immersed transformers (xws li cov2000kVA mining roj-immersed transformer), ua cov kev ntsuam xyuas cov pa yaj (DGA) thiab ntsuas lub zog dielectric tsawg kawg ib xyoos ib zaug.
• Rwb thaiv tsev kuj kuaj- txhua xyoo los yog tom qab kho loj.
• Kev soj ntsuam kev vibration- rau transformers ntsia ze crushers los yog mills, kev soj ntsuam peb lub hlis twg yog pom zoo.
• Kev tu qhov chaw txias tsis tu ncua- rau dry-type transformers (xws li a1000kVA qhuav hom transformer), hmoov av yooj yim accumulates nyob rau hauv cov pa ducts. Kev ntxuav txhua txhua peb lub hlis yog qhia, txwv tsis pub qhov kub thiab txias tuaj yeem nce 10-15K.

 

Kev saib xyuas kev kwv yees tuaj yeem txuas ntxiv lub neej hloov pauv los ntawm 20 xyoo mus rau ntau dua 30 xyoo, thaum tiv thaiv kev ua tsis tiav uas ua rau cov khoom lag luam nres.

 

 

Mining project transformer xaiv yuav tsum tau ua tib zoo sib pauv ntawm kev ua tau zoo, kev hloov pauv ib puag ncig, kev nyab xeeb thiab kev lag luam. Seb koj xaiv ib2000kVA mining roj-immersed transformerrau qhov loj nto kuv los yog a1000kVA qhuav hom transformerrau lub ntsej muag ua haujlwm hauv av, cov yuam sij yog cov yam ntxwv ntawm kev thauj khoom, tsim nyog cov peev txheej, thiab ua raws li cov qauv kev nyab xeeb.

 

Ua raws li cov txheej txheem hauv phau ntawv qhia no - kev ntsuas kev thauj khoom dav dav, sib piv hom rau kev ua haujlwm, cov npoo txaus, thiab xaiv cov qauv peev txheej - yuav ua rau koj tsim kom muaj zog thiab yav tom ntej-npaj mining zog infrastructure.

Nyob rau hauv niaj hnub kev sib tw mining ib puag ncig, raug xaiv transformer - piv txwv li, paub seb koj xav tau ib tug1000kVA roj-immersed transformerlos yog a1000kVA qhuav hom transformer, thiab seb a2000kVA mining roj-immersed transformeryuav tsum tau ua kom tau raws li cov phiaj xwm nthuav dav - yog qhov tseem ceeb rau kev nyab xeeb, kev ntseeg tau thiab tau txais txiaj ntsig.

 

Xav tau kev pab nrog kev xaiv cov transformer meej rau koj qhov project mining? Hu rau peb pab neeg ua haujlwm rau kev ntsuas kev thauj khoom pub dawb thiab muaj peev xwm ua kom zoo dua.

Thov Ib Daim Quote

 

Dab tsi yog mining transformer?

Mining luag hauj lwm transformers yogsiv dav hauv mines, hloov pauv thiab faib hluav taws xob siv rau kev faib khoom, chaw thau khoom, thiab lub luag haujlwm shovel. Lawv yuav tsum muaj lub zog siab, qis profile, thiab cov qauv tsim kom haum rau cov chaw ua haujlwm mining rugged.

 

1000kVA transformer yog dab tsi?

1000 kVA transformer yogfeem ntau siv nyob rau hauv tus txheej txheem ntawm kev hloov lub siab -voltage fais fab mov kab mus rau ib tug tsawg-voltage fais fab mov kab. Nws siv kilovolt-amperes ua cov ntsuas ntsuas rau lub tshuab hluav taws xob pom tseeb (kVA). Nws muaj peev xwm tiv taus qhov voltage ntawm 120 thiab ib qho amperage ntawm 8333.

 

1000 kVA transformer muaj pes tsawg kW?

Yog li, 1000 kVA transformer tuaj yeem xa kwv yees li 800 kW ntawm lub zog tiag tiag ntawm lub zog ntawm 0.8.

 

2000 kVA transformer hnyav npaum li cas?

Muab lub peev xwm hauv kVA lossis kilovolt amperes, koj tuaj yeem muab tus nqi no los ntawm lub transformer's BIL lossis Basic Impulse Rwb thaiv tsev Level kom tau qhov ntsuas qhov hnyav. Lub 2000 kVA transformer, raws li qhov kwv yees, tuaj yeem hnyav ib puag ncig4,000 Kilogram mus rau 7,000 Kilograms.

 

Dab tsi yog qhov ua tau zoo ntawm 2000 kVA transformer?

Cov "qab zib me ntsis" rau kev ua haujlwm siab yog nyob rau hauv ntau yam40% mus rau 75% ntawm rated loadrau 2000 KVA thiab 2500 KVA units, thiab 30% mus rau 50% ntawm rated load rau 500 KVA rau 1500 KVA units. Nco ntsoov tias kev ua haujlwm tau poob sai sai thaum lub load qis dua 40% lossis siab dua 80% ntawm qhov ntsuas ntsuas transformer.

 

Cov roj ntau npaum li cas hauv 2000 kVA transformer?

Cov roj muaj peev xwm ntawm 2000 kVA roj- puv transformer feem ntau nyob ib ncig ntawm1300 txog 1500 litres. Qhov no tuaj yeem sib txawv nyob ntawm tus qauv tsim thiab cov chaw tsim khoom tshwj xeeb.