Transformer roj

 

 

Transformer roj tuaj yeem raug cais los ntawm nws cov muaj pes tsawg leeg, lub hom phiaj, thiab ua tau zoo. Cov hom tseem ceeb muaj xws li:

1.1 Cov Roj Ntxig Lev Hluav Taws Xob Hluav Taws Xob

Cov roj ntxher roj hloov roj yog cov roj tshwj xeeb hauv roj tsim rau cov hloov pauv thiab lwm yam khoom siv hluav taws xob. Nws yog qhov ua haujlwm ua hluav taws xob ua hluav taws xob, nruab nrab txias, thiab tiv thaiv cov oxidation thiab corrosion.

 

1.1.1 Cov Khoom Siv Yooj Yim

Cov roj av roj hloov roj hloov pauv los ntawm cov roj ntxhia (feem ntau yog roj av) thiab ua kom zoo nkauj) thiab ua kom zoo los ntawm ntau cov txheej txheem. Nws mas muaj:

• Alkanes: Solurated hydrocarbons nrog ncaj lossis branched saw, muab cov tshuaj ruaj khov ruaj.
• Cycloalalkanes: Muab cov oxidation zoo ua tsis kam thiab muaj kev nyab xeeb hauv qab.
• Cov ntxhiab hydrocarbons: Tam sim no nyob rau hauv me me kom txhim kho impurity impurity xaus, txawm tias ntau dhau yuav txo oxidation ruaj khov.

Advanced Refining Cov Txheej Txheem (piv txwv li, cov kuab tshuaj ntxiv, kev siv cov impurities, thiab oxides, ua kom muaj kev ua kom siab dua thiab zoo dua qub.

 

1.1.2 Cov Khoom Tseem Ceeb

Cov kev ua tau zoo ntawm cov ntxhia roj hloov roj hloov pauv ncaj qha cuam tshuam cov txiaj ntsig thiab lub neej ntawm kev hloov pauv. Nws cov yam ntxwv tseem ceeb muaj xws li:

Insulating Khoom

• Transformer roj yog cov tshuaj tiv thaiv hluav taws xob zoo nkauj nrog lub zog siab (feem ntau yog tshaj 40 kV \/ hli).
• Nws ua cov khoob ntawm cov windings windings windings windings, tiv thaiv kev ua arcs thiab puas.

Cua Txias Zog

• Cov roj ntxhia muaj cov roj ua kom zoo heev thiab ua kom zoo nkauj, tso cai rau nws mus ua kom raws li nyob rau hauv lub sijhawm hloov pauv thiab cuam tshuam ua haujlwm sov.
• Nws ua kom muaj kev hloov pauv kub ua kom muaj zog, kev tswj kom muaj kev nyab xeeb kub nyob sab hauv lub transformer.

Oxidation tsis kam

• Nrog rau qhov sib ntxiv ntawm cov tshuaj antioxidants, ntxhia roj qeeb qeeb hauv oxidation thaum raug rau huab cua, txuas nws lub neej pabcuam.
• Oxidation tsis kam cuam tshuam rau kev laus ceev thiab tiv thaiv kev tsim ntawm sludge thiab acidic tshuaj.

Tsawg-kub fluidity

• Tswj kev zoo rau hauv cov nplaim dej zoo hauv qhov chaw qis, ua kom cov pib ua haujlwm ib txwm muaj thiab kev ua haujlwm nyob rau hauv qhov mob txias.

Tshuaj Muaj Peev Xwm

• Ua kom tsis kam ntawm tshav kub, oxygen, noo noo, thiab impurities thaum lub sijhawm ua haujlwm ntev, tswj ruaj khov ua haujlwm.

 

1.1.3 Kev Sib Tw

Cov ntxhia roj hloov roj tuaj yeem raug faib raws li cov txheej txheem ua kom zoo nkauj thiab kev ua tau zoo:

1. Uninhibited transformer roj: Pub dawb ntawm antioxidant additives.

• Qhov Zoo: Nqi-tau zoo, haum rau ib puag ncig uas muaj kev ua haujlwm tsawg lossis cov pa oxygen.
• Tsis zoo: Txo oxidation ruaj khov, nquag mus rau sludge thiab acid tsim.

2. Inhibited transformer roj: Muaj antioxidants (piv txwv li, 2, 6- ditert-butyl-p-cresol).

• Qhov Zoo: Cov oxidation siab ruaj khov thiab siv sijhawm ntev, haum rau kev ua haujlwm siab lossis lub sijhawm ntev.
• Tsis zoo: Kim dua kim.

 

1.1.4 Cov ntsuas kev ua tau zoo

Hauv qab no yog qee qhov ntsuas tseem ceeb ntawm kev hloov roj transformer:

Qhov taw qhia kev ua tau	Txoj kev xeem	Txheem tus nqi lossis ntau yam
TIM DAWB VALPETage	ASTM D1816 \/ D877	Ntau dua los yog sib npaug rau 40 kv
Viscosity	ASTM D445	Tsawg dua los yog sib npaug rau 12 mm² \/ s (ntawm 40 degree)
Flash point	ASTM D92	Ntau dua los yog sib npaug rau 135 degree
Ncuav taw tes	ASTM D97	Tsawg dua los yog sib npaug rau -40 degree
Tus Nqi Acid	ASTM D974	Tsawg dua li lossis sib npaug rau 0. 03 mg koh \/ g
Oxidation Ruaj	IEC 61125	Tswj cov kua qaub thiab sludge tiam
Yauv cov ntsiab lus	ASTM D1533	Tsawg dua los yog sib npaug rau 35 ppm

 

1.2 hluavtaws roj hloov roj

Khoom cua hloov roj hloov hluavtawsyog kev ua tau zoo insulating thiab txias roj tshwj xeeb tsim rau cov khoom siv hluav taws xob thiab lwm yam khoom siv hluav taws xob. Nws lub ntsiab lus tseem ceeb yog artificially synthesized paus roj ua ke nrog kev ua haujlwm siab ntxiv. Hom roj no yog feem ntau siv nyob rau hauv high-voltage, ultra-siab-voltage, thiab vim nws qhov kev ua tau zoo dua, nws feem ntau tau xaiv los hloov cov roj hloov cov roj mineral.

 

1.2.1 lub ntsiab tseem ceeb

Khoom cua Roj Roj:

• Feem ntau cov khoom siv hluavtaws, hluavtaws hydrocarbons, lossis polyalphatvelefins.
• Cov qauv molecular ntawm cov roj hluavtaws hauv hluavtaws yog cov khoom siv tsis zoo, ua rau muaj cov roj ntxhia, ua rau muaj kev ua tau zoo nkauj thiab hluav taws xob.

Ntxiv:

• Antioxidants:Txhim kho oxidation tsis kam thiab txuas ntxiv lub neej kev pabcuam.
• Cov neeg sawv cev tawm tsam:Txo kom txo tau.
• Tus neeg sawv cev tiv thaiv tus neeg sawv cev:Txo cov ua npuas ncauj tsim, tswj cov roj purity.
• Los tiv thaiv cov neeg sawv cev laus:Inhibit roj kev ua rau tshwm sim los ntawm kev kub siab lossis oxidation.

 

1.2.2 Kev Ua Yeeb Yam Zoo

Hluav taws xob rwb thaiv tsev:

• Cov roj hluavtaws hluav taws xob muaj roj hluav taws xob siab dua thiab cov khoom siv dielectric thiab cov khoom siv insulation tau ua kom pom tseeb.

Zoo kawg thermal stability:

• Cov roj hluavtaws tswj hwm nws lub cev nqaij daim tawv thiab tshuaj lom neeg nyob rau hauv qhov chaw kub-ib puag ncig, tiv taus decomposition thiab tso nyiaj tsim.

Tsawg-kub kev kawm:

• Nws feem ntau muaj qhov qis dua os Ncuav, tso cai rau nws ntws thiab khiav lag luam ib txwm nyob hauv cov cheeb tsam txias, ua rau nws haum rau huab cua huab cua.

Oxidation tsis kam:

• Vim nws cov qauv molecular thiab cov peev txheej ntawm cov roj ntxiv, roj hluavtaws tsawg dua rau lub neej siv roj ntxiv thiab txo cov zaus ntawm cov roj hloov.

Kev ua phooj ywg ib puag ncig:

• Cov roj hluavtaws muaj ntau dua, thiab cov roj Ester-raws hluav taws xob yog cov cais raws li cov roj uas muaj peev txheej ib puag ncig.

Tsis tshua muaj volatility:

• Cov roj synthetic muaj cov tsis muaj zog qis, txo qis los ntawm cov roj evaporation.

 

1.2.3 Qhov zoo piv rau cov roj ntxhia

Yam zoo	Khoom cua hloov roj hloov hluavtaws	Cov roj hloov roj hauv cov roj
Thermal ruaj khov	Zoo tshaj	Tswj kav
Kev Rwb Hluav Taws Xob	Siab dua	Qi dua
Kev Pabcuam Lub Neej	Ntev dua	Luv dua
Ib puag ncig ua phooj ywg	Zoo dua, biodegradable	Nruab nrab, tsis-biodegradable
Tsawg-qhov kub ua tau zoo	Zoo tshaj, zoo heev flowability	Pluag
Tus nqi	Siab dua	Qi dua

 

1.2.4 Cov ntsuas kev ua tau zoo

SCHTHETE transformer roj yuav tsum ua kom haum nruj txheej txheem cov qauv thiab kev ua tau zoo. Hauv qab no yog cov ntsuas kev ua tau zoo:

Qhov taw qhia kev ua tau	Cov kev xav tau tshwj xeeb lossis cov lus piav qhia
TIM DAWB VALPETage	Ntau dua los yog sib npaug rau 70 kV (roj tshiab)
Dielectric dissipation Factor (DDF)	Tsawg dua los yog sib npaug rau 0. 005 (ntawm 90 degree)
Ntom ntom (20 degree)	Tsawg dua los yog sib npaug rau 0. 96 g \/ cm³
Kinematic viscosity (40 degree)	Tsawg dua los yog sib npaug rau 10 cst
Flash taw tes (qhib khob)	Ntau dua los yog sib npaug nrog 250 degree
Ncuav taw tes	Tsawg dua los yog sib npaug rau -40 degree
Oxidation Ruaj	Tsawg dua lossis sib npaug rau 0. 1 mg koh \/ g (acid muaj txiaj ntsig nce ntxiv tom qab 144 teev)
Kev Kub Loj Tshaj	~ 2. {{{}} Kj \/ (kerg · k)
Thermal conductivity	~0.13 W/(m·K)
Oxidation Lifespan	Ntau dua los yog sib npaug rau 500 teev (hauv qab cov qauv ntsuas qauv)
Biodegradity	>60% (tshaj li 28 hnub, ib oecd 301B txujci)
Yauv cov ntsiab lus	Tsawg dua los yog sib npaug rau 35 PPM (roj tshiab)
Corrosive Sulphur	Tsis yog-corrosive (ua raws li IEC 62535 txheem)

 

1.3 zaub roj transformer roj

Cov roj roj transformer transformer roj, tseem hu ua cov roj ester transformer roj lossis nroj tsuag roj av insulating, yog ib puag ncig insulating roj tsim nyob rau xyoo tas los no. Nws yog muab tau los ntawm cov roj txuas ntxiv tau dua tshiab thiab ua haujlwm ua ib qho hloov chaw rau cov roj ntxhia hauv kev hloov pauv. Cov roj transformer transformer feem ntau yog tsim los ntawm cov roj cog qoob loo, roj subflower, roj hmab roj, uas yog kho cov roj. Cov roj ntawm cov roj insulating muaj cov yam ntxwv ib puag ncig zoo thiab zoo biodegradability nyob rau hauv cov kev mob siab.

 

1.3.1 Cov Khoom Siv thiab Qhov Zoo

Kev ua yeeb yam ib puag ncig

• Ib qho tshiab tam sim no: Cov roj zaub yog cov khoom siv tau txuas dua tshiab, txo kev cia siab rau ntawm cov pob txha muaj piv rau cov roj ntxhia.
• Biodegradity: Lub biodegradity ntawm zaub roj transformer roj tau ntau dua 90%, ua rau nws muaj kev phom sij ntau dua li cov roj ntxhia ua qub.
• Tsawg toxicity: Cov roj zaub yog cov roj tsis muaj tshuaj lom thiab ua rau muaj kev pheej hmoo tsawg rau cov dej thiab cov pa phem thaum muaj dej xau.

Thermal Performance

• High nyem point: Cov roj zaub muaj cov flash ntau dua thiab hluav taws kub piv rau cov roj ntxhia (ib txwm muaj kev pheej hmoo ntawm cov hluav taws vim overheating.
• Zoo heev Thermal conductivity: Nws tau hloov chaw ua cua sov tsim hluav taws xob rau thaum lub sijhawm hloov pauv, tswj cov kev hloov pauv ntawm kev ua haujlwm kub.

Kev Ua Hluav Taws Xob Hluav Taws Xob

• Superior insulating cov khoom ntiag tug: Zaub roj muaj cov roj hluav taws xob siab, ntsib cov kev rwb thaiv tsev xav tau ntawm kev hloov pauv.
• Kev nqus dej noo: Muab cov roj ntxhia, roj zaub tuaj yeem nqus tau ntau dua noo noo, yog li txuas lub neej ntawm cov khoom siv transformer rwb thaiv tsev.
• Tshuaj Muaj Peev Xwm
• Oxidation tsis kam: Tom qab kev hloov kho kom tsim nyog, zaub cov roj pov cov roj teeb ua kom zoo dua qub, ntev nws lub neej pabcuam.
• Qis corrosiveness: Cov roj zaub muaj cov roj tsawg ntawm cov hlau thiab cov ntaub ntawv rwb thaiv tsev hauv cov hloov pauv, txo tus nqi kho.

 

1.3.2 Kev Qhia Tshwj

Cov kev qhia tshwj xeeb ntawm cov zaub roj transformer roj transformer (tej zaum yuav txawv me ntsis ntawm cov hom) yog raws li hauv qab no:

Kev qhia tshwj xeeb	Cov nqi raug
Nyem taw tes (kaw khob)	>300 Degree
Rhuav tshem voltage (2.5mm sib txawv)	>50kv
Biodegradity	>90%
Dej Cov Ntsiab Lus	<100ppm
Ntom ntom (20 degree)	{{{{0}}}. 92-0.96 g \/ cm³

 

1.3.3 Txwv Tsis pub thiab cov nyom

Txawm hais tias nws ntau qhov zoo, zaub roj transformer roj transformer muaj qee qhov kev txwv:

Tus nqi siab dua: Cov khoom siv raw thiab cov nqi ntawm cov roj zaub muaj ntau dua, ua rau cov nqi lag luam ntau dua piv rau cov roj ntxhia.

Tsis zoo-kub kev ua tau zoo: Cov roj zaub muaj cov roj qis dua ntawm cov khoom siv kub tsawg, qhov xav tau tsim kev txhim kho los yog ntxiv ntawm cov chaw muaj kev ntxhov siab rau kev siv cov cheeb tsam txias.

Oxidation Ruaj: Thaum txhim kho los ntawm kev hloov kho, nws cov oxidative stability tseem qis dua li ntawm cov roj ntxhia.

Kev Siv Khoom: Txij li thaum cov roj ntxhia tau siv dav tau ntau xyoo, nws yuav siv sijhawm rau zaub roj transformer roj kom tau txais kev lees txais ntau.

 

1.4 Silicone Transformer Roj

Silicone transformer roj yog hom tshwj xeeb ntawm cov roj insulating feem ntau raws li silicone (sixenane). Silicone roj yog qhov hluavtaws polymer muaj los ntawm silicon, oxygen, thiab hydrocarbon tebchaw, nrog polydimethylsiloxane yog hom feem ntau. Vim nws cov tshuaj tshwj xeeb thiab kev ua tau zoo, Silicone Transformer roj yog haum rau cov hloov pauv, lossis lwm yam khoom siv hluav taws xob hauv cov ntaub ntawv tshwj xeeb.

 

1.4.1 lub ntsiab ntawm cov roj silicone transformer roj

• Silosane Molecular Hlav: Cov tshuaj muaj tshuaj ntawm cov roj silicone feem ntau cuam tshuam nrog cov saw rov ua dua ntawm , muab kev ruaj khov.
• Ntxiv: Ua raws li daim ntawv thov, antioxidants, corrosion inhibitors, thiab lwm yam ntxiv yuav suav nrog kev ua tau zoo.

 

1.4.2 Cov Ntsiab Tseem Ceeb Tshwj Xeeb

High Rwb Thaiv Tsev Khoom

• Silicone roj cov khoom pov thawj ua rau lub zog dielrictric zoo, ua rau nws yog qhov zoo tshaj plaws insulating nruab nrab rau kev hloov pauv.
• Nws rwb thaiv tsev rwb thaiv tsev tseem ruaj khov raws li cov kev mob siab-voltage.

Tshwj xeeb siab thiab qis-kub tsis kam

• Kev ua haujlwm ntawm qhov kub ntawm Silicone transformer roj feem ntau los ntawm -50 degree rau 200 degree, deb ntawm cov ntxhia roj.
• Nws tswj cov dej zoo hauv qhov chaw tsawg-qhov chaw, tsis txhob muaj teeb meem khov.
• Thaum kub siab, nws qhia tau superior tiv taus rau cov pa oxidation thiab kev tsis ntseeg.

Nplaim tsis kam

• Silicone transformer roj yog cov nplaim taws lossis nplaim taws-resistant, nrog kev nyab xeeb ntau tshaj 300 kev nyab xeeb tshaj plaws.
• Nws yog qhov tshwj xeeb rau kev hloov pauv uas yuav tsum tau ua cov nplaim hluav taws xob rov qab, xws li cov hauv nroog loj lossis cov khoom siv hauv nroog lossis cov khoom siv hauv nroog lossis cov khoom siv hauv nroog lossis cov khoom siv hauv nroog lossis cov khoom siv hauv nroog lossis cov khoom siv hauv nroog lossis cov khoom siv nroog loj.

Laus Kuj

• Silicone roj yog qhov ua kom sov thiab oxygen, uas ua rau tsawg kawg ntawm lub sijhawm thiab lub neej muaj kev pab ntau dua.
• Nws ua rau cov khoom siv acidic lossis cov nyiaj tso nyiaj, txo kev xeb ntawm cov cuab yeej.

Ib puag ncig ua phooj ywg

• Silicone roj yog tsawg hauv kev lom zem thiab muaj kev cuam tshuam ib puag ncig ib puag ncig ntawm rooj plaub ntawm tole, ua rau nws tuaj yeem tswj hwm thiab pov tseg.

Siab Txaus Ntsig Ruaj Khwv

• Silicone roj yog cov tshuaj lom thiab tiv thaiv kev tiv thaiv nrog dej, oxygen, lossis impurities.
• Nws cov kev ua tau zoo tseem ruaj khov txawm tias nyob rau hauv cov chaw noo noo, thiab nws tsis tshua muaj emulsify.

 

 

 

Tiv thaiv cov roj teeb meem:

• Kev sib khi zoo: Xyuas kom cov roj transformer roj carbon monoxide transformer thiab cov ncig ua si tau muab khi zoo los tiv thaiv huab cua thiab noo noo.
• Zam kev kub siab: Ntev kub siab kub nrawm roj oxidation, yog li khaws cov ntsuas kub nyob rau hauv ib qho muaj ntau yam.

Raws li cov roj lim:

• Siv cov khoom siv lim kom tshem tawm impurities, noo noo, thiab oxidation los ntawm cov khoom (xws li sludge) kom tswj cov roj huv.
• Qhov zaus ntawm cov roj pom kev nyob ntawm tus hloov pauv txoj haujlwm ua haujlwm, feem ntau txhua rau lub hlis rau ib xyoos.

Reflenishment lossis hloov:

• Yog tias kev sim qhia cov kev ua haujlwm tseem ceeb poob, xav txog kev hloov lossis hloov cov roj lossis txhua tus ntawm cov roj transformer.
• Cov roj tshiab yuav tsum tau degassed, lub cev qhuav dej, thiab huv si ua ntej ntxiv mus ntsib rwb thaiv tsev thiab ua kom muaj kev sib tham.

Ua kom muaj cov roj qib:

• Tsis tu ncua tshuaj xyuas cov roj qib, tshwj xeeb yog nrog kev hloov raws caij nyoog lossis kev thauj khoom hloov pauv.

Tiv thaiv kom txhob muaj kev sib kis:

• Zam tsis txhob qhia impurities, hmoov av, lossis noo noo thaum txij nkawm.
• Siv cov cuab yeej ntim chaw tsim nyog thiab cov cuab yeej thauj khoom.

 

 

 

1. Xaiv cov khoom siv zoo

Transformer tu thiab kho cov toast, yuav tsum xaiv qhov kub siab ua tsis tau zoo, cov roj zoo ua tau zoo. Cov roj hmab feem ntau siv nyob rau hauv kev lag luam hloov pauv hauv nitrile, qhov zoo dua cov roj tsis kam, lub hardness zoo dua, qhov nyuaj dua rau kev deformation. Nyob rau hauv dav dav, nitrile roj hmab nrog shaw hardness ntawm 70 thiab 80 yuav tsum tau xaiv. Thaum paub txog cov roj tsis kam ntawm lub gasket, nws feem ntau tsim nyog los ua kev laus ntawm lub gasket thiab kev xaiv cov khoom siv hluav taws xob nrog rau kev sib tsoo thiab hauv txoj kab nrog tus qauv.

 

2. Xaiv cov npauj loj npauj npaim valve

Npauj Npaim Valve Xaiv ZF80Tag Npab Lub Tshuab Eccentric Valve. Piv nrog tus npauj npaim ib txwm muaj, lub tshuab ua kom zoo dua qub ntawm cov khoom siv hluav taws xob, yog li kom tshem tawm cov dej xau ntawm cov roj ntawm transformer interface.

 

3. Kev siv hluav taws xob vuam leakage

Rau cov porosity, cov xuab zeb sab laug los ntawm lub Casting ntawm lub tshuab hloov pauv, vuam, vuam sib koom ua ke, vuam, tawg, tuaj yeem siv rau vuam plugging.

Lub Towage point yuav tsum tau txheeb pom ua ntej siv vuam vuam. Yog hais tias qhov xau xau yog me me, qhov xau xau yuav tua ncaj qha los ntawm hluav taws xob vuam. Yog tias lub ntsej muag xau yog qhov loj, nws yuav tsum tau sau nrog Asbestos Streope lossis tom qab ntawd siv me me electrode thiab siab tam sim no ceev arc vuam.

 

4. Ua kom zoo rau cov txheej txheem hloov chaw

Rau ntau hom thiab sib txawv ntawm kev hloov pauv, txawm siv Flange kev twb kev sib txuas lossis cov hmoov av thiab xeb ntawm cov khoom sib txuas yuav tsum tau muab tshem tawm ua ntej hloov cov ntsaws ruaj ruaj. Tom qab tu cov ntsaws ruaj ruaj, thov foob ntawm ob sab ntawm cov ntsaws ruaj ruaj (feem ntau 609 polymer ua seumant). Tom qab kev foob tes dries rau ib lub sijhawm, cov kuab tshuaj yaj. Luag cov Flange thiab ntsia hlau txuas.

 

5. Txhim kho cov txheej txheem teeb tsa, tshem tawm cov kev tsis muaj peev xwm los ntawm kev teeb tsa tsis raug

Yog hais tias lub flange interface yog tsis ncaj lossis deformed thiab misaligned, kho qhov interface ua ntej. Yog hais tias misalignment yog loj thiab tsis tuaj yeem raug kho, txiav tawm cov flange thiab weld nws dua. Xyuas kom meej tias lub interface yog ib yam. Thaum txhim kho cov ntsaws ruaj ruaj compression yog li 1\/3 ntawm nws cov tuab yog tsim nyog.

 

6. Ceev ncaj thiab ntsaws cov nplaum lo

Txoj kev no tuaj yeem siv rau cov dej xau me me thiab cov kua dej xau ntawm transformer, thiab tuaj yeem siv los ntsaws cov topformer radiator raj phab ntsa yog qhov tsis haum rau vuam ntsaws. Thaum siv cov ntsaws ntsaws kom ntsaws cov xau, nws yog qhov tsim nyog kom tshem tawm cov roj, patent tawv thiab oxide nyob rau hauv lub ntsaws rau cov hlau qhia nws cov xim ntuj. Tom qab ntawd kho lub ntsaws cov nplaum raws li cov piv, thiab ntsaws cov xau xau kom txog thaum nws tsis xau.