Jagora zuwa gwaje-gwaje daban-daban don masu canzawa

Jun 05, 2025

Bar sako

I. Gwajin yau da kullun don Pad - ya sanya masu canzawa

Pad - ya sanya masu transformers a cikin jerinGwajin yau da kullunKafin barin masana'antar don tabbatar da kyakkyawan aiki, aminci, da aminci a cikin sabis. Wadannan cikakkun bayanai ne game da kowane gwajin yau da kullun:

 

1. Winding juriya gwaji

Nufi:
Don auna juriya na babban da karami {{0} octage, duba maganganu kamar talakawa mai sayar da makamai, endare haɗi, ko gajeriyar hanya.

 

Hanya:

  • Yi amfani da aBridge DC ko Micrsari na zamani - }METERdon auna.
  • Ya kamata a ɗauki ma'aunai a cikin yanayin sanyi (zazzabi ɗakin), kuma zazzabi ya kamata a yi rikodin don gyara.
  • Aididdige kowane lokaci a duka tsayi da ƙananan {0} ire-enga.
  • Jin tsayayya da ƙimar matakan da suka dace ya zama iri ɗaya.
  • Gwajin na yanzu shine yawanci 10% -15% na darajar da aka kimanta.

Winding Resistance Test

Turns Ratio Test

 

2.

Nufi:
Don tabbatar da cewa juya rabo tsakanin babba da ƙarami {0} {0} operage ya dace da ƙirar ƙira.

 

Hanya:

  • Yi amfani da aYa juya tsaran tester (TTR).
  • Gwada dukkan matakai (A, B, C) da duk mukamai.
  • Da izini karkace shi ne yawanci ± 0.5%.
  • Mahimman bambance-bambance tsakanin matakai na iya nuna kurakuran iska ko kuskure ba daidai ba.

 

3. Poulty da gwajin lokaci

Nufi:
Don tabbatar da madaidaicin haɗi da dangantakar lokaci, musamman mahimmanci don aiki na layi ɗaya.

 

Hanya:

  • Aiwatar da ƙarancin ƙarfin lantarki (misali, 100v ac) zuwa babba {{3} wani gefen ƙarfin lantarki kuma auna wutar lantarki da ta haifar da rashin ƙarfin lantarki.
  • Tantance ko mai canjin yana daawo ko orarivitive polarity.
  • 2 {{{{0 {0 {0} A mataki na lokaci-lokaci, tabbatar da daidaitaccen tsari.

 Polarity and Phase Relation Test

 No-Load Loss and Excitation Current Test

 

4

Nufi:
Don auna ƙwayoyin cuta (ƙarfe) da sihiri na yanzu a ƙarƙashin babu {0} yana nuna yanayin saƙo da taro.

 

Hanya:

  • Aiwatar da ƙimar ƙwayoyin lantarki zuwa babba {{0} Mai ƙarfin lantarki yayin ci gaba da karancin {{{1} - buɗe gefen ƙarfin lantarki} {{1} - buɗe gefen ƙarfin lantarki} {{1 }~ {1} kenan da aka buɗe.
  • Auna da shigarwar Input (A'a {{{0} en asara) da shigarwar na yau da kullun (mai hankali a halin yanzu).
  • Talabijin na yau da kullun ya kamata ya zama ƙasa da 2% -5% na darajar yanzu.
  • Bashi - asarar nauyin na iya nuna core hadin gwiwa, rufin talakawa, ko mara kyau silicon karfe.

 

5

Nufi:
Don sanin tagulla (i²r) asarar da ba a cika shi ba da wutar lantarki a ƙarƙashin yanayin sauke yanayi.

 

Hanya:

  • Short daya (yawanci kadan {0} occlage), to, yana yin amfani da na yanzu har sai da aka girka halin kaka.
  • Auna yadda shigarwar injin, a halin yanzu, da iko don ƙididdige asarar kaya.
  • Lissafta wutar lantarki mai ban sha'awa (a matsayin kashi na ƙimar ƙarfin lantarki).
  • Imppedance yana da mahimmanci don kuskure na yanzu ƙididdigar da daidaituwa na layi daya.

Load Loss and Impedance Voltage Test

AC Withstand Voltage Test

6.

Nufi:
Don tabbatar da ƙarfin kayan maye na tsarin rufin kuma yana iya gano duk lahani.

 

Hanya:

  • Aiwatar da takamaiman 50/60 HZAC babban voltagega windings na 1 minti.
  • Matakan Voltage suna bin ka'idodi (misali, IEC 60076), kamar 50 kv na kasa da ko daidai da transformers na aji 35kv.
  • Babu Flashetover ko Rage yakamata ya faru yayin gwajin.
  • Dole ne a tabbatar da matakan aminci da aminci a gabani.

 

 

7. Gwajin da ya haifar

Nufi:
Don tabbatar da rufin ƙasa tsakanin juyawa da tsakanin iska.

 

Hanya:

  • Aiwatar da babban wutar lantarki aninka da aka rataye mita (misali, 100 hz)zuwa low {{0} octage iska don haifar dasau biyu da aka kimantaA kan babba {{0} octage iska.
  • Tsawon lokacin gwajin yana da 60 seconds.
  • An tsara shi don bayyana juzu'i -}} {1} ins latsanci.
  • Babu daskararre wani bangare, flashover, ko rushewa ya kamata.

Induced Potential Test

Tank Leakage Test

 

8. Tankar tanki (matsin lamba)

Nufi:
Don tabbatar da hatimin tarkon tanki don hana leaks mai da danshi ta.

 

Hanya:

  • Cika tanki da0.2-0.35 MPA na iska ko nitrogen, kula da matsin lamba na 12-24.
  • Yi amfani da sabulu na soap ko mai gano lantarki don bincika welds da gidajen abinci don kumfa.
  • A madadin haka, yi aHydrostatic (matsin lamba) gwajitare da mai.
  • Babu nakasa ko yadudduka.

Tafar Tebur na gwaje-gwajen na yau da kullun

A'a

Gwadawa

Nufi

Takaitawa

1

Winding juriya

Duba iska mai iska da ingancin lamba

Auna dc resistance a kowane lokaci

2

Ya juya rabo

Tabbatar da daidaitaccen tsari tsakanin HV da LV

Yi amfani da Ratio Ratio Gester (TTR)

3

Dangantakar polarity da kuma dangantakar lokaci

Tabbatar da lokaci mai kyau da lokaci don amfani a daidaial

Gwajin Polarity da Gwajin Lokaci

4

A'a - Ladara Saƙo & Masu Farin Ciki

Duba ingancin gaske da taro

Aiwatar da ƙimar wutar lantarki da auna asara / halin yanzu

5

Sauke asara & impedance voltage

Auna asarar tara da impedance

Takaice {{0} Apirtu gwajin a karkashin darajar na yanzu

6

Ac tsayayya da wutar lantarki

Tabbatar da rufin yana tsayayya da wutar lantarki

Aiwatar da Rated Ac High Voltage Na 1 min

7

Gwajin da ya haifar

Duba juya -} 1}} juya da Inter {{2} laffing

Aiwatar da babban- {{{{1} Gwajin Vol Test

8

Tank leakage (jarabawar matsa lamba)

Tabbatar da babu leaks mai mai a karkashin matsin lamba

Gas ko Ganawar Hydrostatic

 

 

II. Nau'in gwaji don pad - ya sanya transformers

Ana gudanar da Gwajin Gwaji akannaúrar wakilinna jerin masu canzawa don tabbatar da cewa ƙirar tana biyan aikin aiki da ƙa'idodin aminci a ƙarƙashin matsanancin yanayi ko ƙayyadadden yanayi. Ba a aiwatar da waɗannan gwaje-gwaje a kowane yanki ba, amma a ɓangaren samfurin guda ɗaya daga layin samfuri. Babban Teyn Teest don Pad - enformers transformers sun hada da:

 

 

🧪1. Tarin zazzabi

🔍Dalili:

Don tabbatar da cewa iska mai canjin canzawa da kuma rufe man ya kasance cikin iyakokin zazzabi da aka yarda da shi a ƙarƙashin nauyin ƙaho, tabbatar da aminci.

 

🔧Hanyar:

  • NemaRated Voltage da Rated kaya na yanzua zazzabi a dakin.
  • Yi aiki da transform mai canzawa har sai an kai ma'aunin matalauta (galibi 8-10 hours).
  • Arement:
  • Winding zazzabi tashita hanyar juriya na juriya (hanyar kai tsaye).
  • Babban zafin maita amfani da thermocopples ko na'urori masu sanyin jiki.
  • Yawan zazzabi (kamar yadda kowace IEC 60076-2):
  • Top yawan zafin ruwa:Kasa da ko daidai da 60 k
  • Take zazzabi:Kasa da ko daidai yake da 65 k

 

Sharuɗɗan yarda:

Tashi zazzabi dole ne ya wuce iyaka iyakance don kauce wa hanzarta rufin rufin ko rage rai.

Temperature Rise Test

Lightning Impulse Withstand Test

 

2. Haske mai walƙiya yana da tsayayya da gwaji

🔍Dalili:

Don tabbatar da ikon canjin canzawa don tsayayya da karfi {0} octage watsa abubuwan da aka haifar ta hanyar walƙiya ko canjin karfin gwiwa, musamman don zafin wutar lantarki.

 

🔧Hanyar:

  • Aiwatar da daidaitaccen1.2 / 50 na walƙiya mai ƙarfiamfani da janareta mai amfani.
  • Aiwatar da 5 tabbatacce kuma 1 mara kyau cikakkiyar taguwar ruwa zuwa ga babba {{2} o} village iska.
  • Low {{0} octage winding an ƙasa.
  • Kula da Kafara don murdiya, fitarwa mai rauni, ko rushewa.

 

Sharuɗɗan yarda:

Babu Flashetover, rushewar rufin, ko kuma sakin jiki ya faru yayin ko bayan gwaje-gwajen da ke ɗauka.

 

🔩 3

🔍Dalili:

Don tabbatar da ƙarfin juyawa da ƙarfin juyawa a ƙarƙashin yanayin kuskure, kamar gajeren da'irori a kan mara nauyi {0} ɓangaren ƙarfin lantarki.

 

🔧Hanyar:

  • Takaice - + da'ira {{{1} Endarshen ƙarfin lantarki} Vol.
  • Aiwatar da wutar lantarki a kan babba {{{0} gefen lantarki don samar daDattita gajere - enu da'ira(Yawanci 8-25 da aka kimanta na yanzu).
  • Tsawon Lokaci:0.25 zuwa 2 seconds, simulating na gaske {{0} short world Duniyar Duniyar {{1} aukuwa.
  • Auna sigogi kafin da bayan gwajin:
  • Winding juriya
  • Ya juya rabo da impedance
  • Doguwar lantarki
  • Zabi: Rage don bincika lalata jiki ko gudun hijira

 

Sharuɗɗan yarda:

Babu lalata na dindindin ko lalata cikin sigogin lantarki bayan gwajin.

Short-Circuit Withstand Test

Sound Level Measurement

 

🔊4. Matsayi matakin sauti

🔍Dalili:

Don auna amo da mai canzawa yayin aiki, da farko saboda Core Magnetostriction, kuma tabbatar da shi ya dace da iyakokin hayaniyar muhalli.

 

🔧Hanyar:

  • Kusa da babban {{{0} gefe tare darated wutar lantarki, yayin karancin {{0} bangaren kare kenan (a'a - {} ► Heorth Hope).
  • Yi gwajin a cikin cikin gida ko Semi {0} anechoic wani ɗabi'a na Aneechoc bisa gaIEC 60076-10koIEEE C57.12.90.
  • Yi amfani da aMatsayi na Mitadon auna amo a maki da yawa1 mitanesa da canjin canzawa.
  • Bayar da rahotonmatsakaita ko matsakaicin - enaukar nauyi matakin sauri (DB [A [A]).

 

Sharuɗɗan yarda:

  • Kasa da ko daidai da 60-70 DB [A] a cikin bangarorin masana'antu
  • Kasa da ko daidai da 55 DB [A] a cikin mazaunin ko amo {{{- mahalli mai mahimmanci

📋Tafurin Tabarau na TATTAUNAWA

A'a

Abu na gwaji

Nufi

Takaitawa

1

Tashin zazzabi

Tabbatar da kwanciyar hankali a ƙarƙashin nauyin da aka kimanta

Gudatar da Hated A Winding, auna iska da mai

2

Walƙiya ta nuna gwaji

Tabbatar da rufi na iya jure hasken wuta

Aiwatar da daidaitaccen mizani na 1.2 / 50 na μs girgiza

3

Gajere - irlit yin tsayayya da gwaji

Ingantaccen kayan aikin lantarki / lantarki

Inject da babban laifi na yanzu na ɗan gajeren lokaci

4

Matsayi matakin sauti

Tabbatar da hayaniyar aiki yana cikin iyakancewa

A'a - gwajin saukarwa, auna matsin lamba sauti a 1m

 

 

III. Gwaje-gwaje na musamman don pad - ya sanya masu canzawa

Ana gudanar da gwaje-gwaje na musamman don samarwaƙarin bayani na bincikeko tabbatar da yarda daIngantaccen bukatun aiki. Ba su da wani ɓangare na yau da kullun ko nau'in gwaje-gwaje, amma ana buƙatar masu amfani da su ga mahimman aikace-aikace ko kimantawa yanayin.

 

1. Fitar fitar (PD)

Nemi:

Don gano wuraren rauni ko lahani a cikin tsarin rufin (kamar voids, fasa, ko kaifi, ko kaifi gefuna) waɗanda zasu iya haifar da fitarwa naƙasasshe.

 

🔧Hanyar:

  • Aiwatar da wutar lantarki (yawanci 1.5 × wanda aka haɗa lokaci {{1} zuwa {2} ƙarfin wuta) zuwa ga canjin ƙasa.
  • Yi amfani da aPD AunawaDon saka idanu da aiki (auna a ciki)pC- picocuulbs).
  • Gwaji yawanci ana yin shi a karkashin ƙarfin lantarki da kuma yanayin sarrafawa.

 

Sharuɗɗan yarda:

  • A cewar IEC 60270 ko IEEEE C57.113.
  • Yakamata matakin PD ya kamata ya kasance< 10–50 pC(Ya danganta da aji na wutar lantarki).
  • Ba a ci ko kara aikin PD yayin gwajin.

Partial Discharge Test

Oil Dielectric Breakdown Voltage Test

 

2

🔍Dalili:

Don kimanta ikon mai na mai da tsayayya da damuwa na lantarki, tabbatar da shi bai lalata saboda gurɗewa ba, danshi, ko tsufa.

 

🔧Hanyar:

  • Aauki samfurin mai daga tanki mai canzawa.
  • Sanya shi a cikin daidaitaccen gwajin gwajinUku na Siyarwa biyuSanya a wani tsayayyen nesa (yawanci 2.5 mm ko 4 mm).
  • NemaAC wutar lantarki a hankalihar sai fashewar abubuwa (Spark) na faruwa.
  • Ana maimaita gwaji sau 5-6; matsakaiciyar ƙarfin lantarki ana lissafta.

 

Sharuɗɗan yarda:

  • Don sabon ma'adinai:Mafi girma ko daidai yake da 30-40 kv.
  • Domin a - na mai ba da sabis:Mafi girma ko daidai yake da 25 kv.
  • Idan sakamakon ya ƙasa, ana buƙatar bushewa ko sauyawa mai.

 

3.

🔍Dalili:

Don gano tafishiyoyi na injin ko nakasa, maɓuɓɓugar ruwa, ko murƙushe tsarin bayan sufuri, gajeren da'irori, ko rawar jiki.

🔧Hanyar:

  • Aiwatar da karancin {0} - siginar wutar lantarki (yawanci 10 HZ - 2 mHz) ga iska.
  • Aunawa da rikodin canja wuriSa hannu na amsawa.
  • Kwatanta sakamako ga mai tunani (tushen masana'antu ko pre {{0} enu ɗin aukuwa).

Sharuɗɗan yarda:

  • Babu wata ƙimar sama ta duniya.
  • Canje-canje a cikin abubuwan rarrabuwa, girma, ko mahaɗan yawan mitsi na iya nuna:
    • Iska gudun hijira
    • A hankali loosening
    • Jagoran motsi
    • Shorted ya juya

Sweep Frequency Response Analysis

Dissolved Gas Analysis

 

4. Na'urar gas (DGA)

🔍Dalili:

Don gano alamun farkon matakai na thermal ko kurakurai ta hanyar nazarin gas ɗin narkar da a cikin mai canzawa mai, waɗanda ke da ƙwayar cuta.

 

🔧Hanyar:

 

  • Aauki samfurin mai ta amfani da dabarar samfuri da ta dace (don hana gurɓataccen iska).
  • Yi amfaniGas ChromatographyDon auna maɓallin ƙirar:
  • Hydrogen (H₂)
  • Methane (ch₄)
  • Ethylene (C₂h₄)
  • Acetylene (c₂h₂)
  • Carbon Monoxide (CO)
  • Carbon dioxide (co₂)
  • Bincika ta amfani da ƙa'idodi kamarIEL 60599, IEEE C57.104, koDuval Trianglehanya.

 

Fassara:

  • Matakan gas: tsufa na al'ada ko ba aiki.
  • Hydrocarbons: overheating ko tare.
  • Babban Acetylene (C₂h ₂): Kamar yadda ya shafi ciki.
  • Jario co / co₂ rabo: lalatawar takarda.

 

5.

🔍Dalili:

Don tabbatar da cewa mai rufewa (yawanci ƙwaya) da tsarin dannawa na iya tsayayya da lalata, musamman ga shigarwa ko shigarwa na gabas.

 

🔧Hanyar:

  • Binciken gani don tsatsa, birgima, fatalwa, ko m lalata.
  • Zane murfin kauri ta amfani daAuren bushewar bushe.
  • Gwajin gishirin gishiri (kowane lokaci na Astm B117) ko gwajin hoto mai zafi.
  • A kimanin shafi na sama (Cross {0} {0 Hukukika ko ja {{1} gwajin kashe kudi).

 

Sharuɗɗan yarda:

  • Babu wurin da aka rufe tsatsa.
  • Tsaya mai kauri hadu da bayani (yawanci> 80-120 μm).
  • Zane mai amfani da ƙimar ƙimar daraja ko daidai yake da aji na 3B (a cikin Astm D3359 ko iso 2409).

Corrosion Inspection

Functional Testing of Accessories

 

6. Gwajin gwajin

🔍Dalili:

Don tabbatar da cewa duk kayan haɗi suna yin yin haɗi daidai da haɗuwa da kyau tare da aikin canzawa.

 

🔧Ya hada da:

  • Na'urar uwa: Kunna a matsin lamba; mai sauraro ko gwajin gani.
  • Matakin mai: Cikakken karuwa a cikin kewayon zafin jiki na aiki.
  • Alamar zazzabi: Simintate zafi da duba amsar injin / lantarki.
  • Buchholz Relay (idan an gama): MISALIYAR GAS KYAUTAWA KYAUTATA KYAUTA.
  • Matsa Canji:
  • Jagora: Duba ingantaccen aiki da ci gaba.
  • Atomatik (idan oltc ya wanzu): canza siginar sarrafawa da tabbatar da canji mataki.

 

Sharuɗɗan yarda:

  • Duk kayan haɗi dole ne suyi aiki yadda ba tare da yin laima ba, jinkirtawa, ko asarar sigina.
  • Calibration da kuma amsa dole ne ya kasance a tsakanin kewayon haƙuri.

 

 

 

📋 takaice taƙaitaccen tebur na gwaji na Musamman

A'a

Sunan gwaji

Nufi

Key Storest / bayanin kula

1

Gwaji na gwaji

Gano Cikakken Rage

IEL 60270 / IEEE C57.113

2

Gwajin Ileclecrics

Kimanta shinge mai karfi

Astm D1816 / IEL 60156

3

SFRA (Ganyayyaki na mita)

Gano iska / Core

IEEE C57.149

4

DGA (Nasso Gas

Gano Cikakkun Laifi na lantarki / Thermal

IEL 60599 / IEEE C57.104

5

Corrosion & shafi dubawa

Tabbatar da dogon - ire-TAGAR TUT

Astm B117, D3359 / ISO 2409

6

Ana amfani da gwajin aiki

Tabbatar da aiki daidai gwargwado

Bayani mai kera / IEC

Aika Aikace-aikacen