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Yuav tsum tau tu dab tsi tom qab lub tshuab electrofusion vuam overheats?

Apr 01, 2026

I. Ua tib zoo ntxuav lub tshuab ua kom txias kom rov ua kom muaj cua sov ua kom zoo

1. Tshuab tshem tawm cov plua plav sab hauv: Siv cov cua compressed qhuav kom huv si kom huv si cov kiv cua txias, qhov cua qhov, rectifier module, transformer casing, thiab lwm yam., los tiv thaiv plua plav los ntawm kev cuam tshuam cov cua sov.

2. Txheeb xyuas cov kiv cua ua haujlwm: Paub meej tias lub kiv cua tig tau zoo yam tsis muaj suab nrov txawv txav, thiab cov kab hluav taws xob tsis xoob; yog tias pom qhov txawv txav ceev lossis nres, hloov nws tam sim ntawd.

3. Kev saib xyuas tshwj xeeb rau cov dej- cov qauv txias: Xyuas seb lub coolant puas txaus thiab seb nws puas tau deteriorated, thiab seb cov kav dej puas laus los yog thaiv. Hloov cov coolant thiab ntxuav lub voj voog yog tias tsim nyog.

II. Tshawb xyuas cov khoom siv hluav taws xob tseem ceeb kom tshem tawm cov kev puas tsuaj

1. Kev tshuaj xyuas qhov muag: Qhib lub casing (tom qab lub hwj chim tawm) thiab xyuas lub rectifier choj, IGBT module, lim capacitors, thiab lwm yam. rau discoloration, bulging, los yog hlawv cov cim.

2. Kev ntsuas ntsuas

Siv lub tshuab ntsuas ntau los kuaj xyuas cov khoom siv hluav taws xob uas luv luv -circuited lossis tawg.

Siv lub megohmmeter los ntsuas qhov rwb thaiv tsev ntawm cov khoom siv thiab cov casing; nws yuav tsum muaj ntau dua los yog sib npaug rau 1MΩ los tiv thaiv kev pheej hmoo ntawm kev xau.

3. Hloov Cov Txheej Txheem Kev Laus

Yog tias pom cov kab hluav taws xob bulging, qhuav thermal muab tshuaj txhuam, lossis cov xov hlau txuas nrog kev laus, hloov lawv kom tsis txhob muaj qhov tsis raug.

III. Txheeb xyuas qhov kev tiv thaiv muaj nuj nqi teb li qub

1. Tshawb xyuas cov ntaub ntawv tsis raug

Xyuas seb lub vaj huam sib luag tswj tau qhia "OH" (Over Heat) tswb kom paub meej tias kev tiv thaiv overheat tau tshwm sim.

2. Kev Tiv Thaiv Rov Pib dua

Tom qab rov pib dua, saib seb lub tswb puas tuaj yeem raug tshem tawm manually lossis txiav kom ntseeg tau tias lub tshuab tiv thaiv tsis raug cuam tshuam.

3. Simulated Temperature Rise Test (Professional Operation)

Tsis tu ncua khiav lub tshuab vuam thiab saib seb qhov kev tiv thaiv puas rov tshwm sim ntawm qhov kub thiab txias los xyuas nws qhov kev ntseeg tau.

IV. Txhim kho kev sib txuas thiab kev siv hluav taws xob kom txo tau cov cua sov ntxiv

1. Tshawb xyuas Cov Khoom Siv Hluav Taws Xob

Xyuas kom meej tias cov khoom siv hluav taws xob thiab cov kaus mom tooj liab tau ruaj khov thiab tsis muaj oxidation, nrog rau kev tiv thaiv qis dua los yog sib npaug ntawm 0.01Ω los tiv thaiv cov cua sov hauv zos.

2. Hloov cov hlua hluav taws xob tsim nyog. Siv cov tub ntxhais tooj liab cable Ntau dua lossis sib npaug li 4mm² kom tsis txhob muaj hluav taws xob ntau dhau thiab kub dhau los ntawm cov khoom siv hluav taws xob ntau dhau los ntawm lub tshuab vuam vim nyias nyias txoj kab uas hla.

3. Independent fais fab mov Circuit Court. Tsis txhob sib koom nrog cov khoom siv hluav taws xob siab - kom ntseeg tau tias qhov hluav taws xob ruaj khov thiab txo qhov kev pheej hmoo ntawm overload.

V. Kho cov cwj pwm ua haujlwm kom tsis txhob muaj cua sov.

Ua raws li lub voj voog ua haujlwm: Piv txwv li, ntawm 60% load, nws raug nquahu kom nres lub tshuab kom txias rau 10-15 feeb tom qab txhua 3-5 zaug vuam.

Tsis txhob ua haujlwm tas mus li nyob rau hauv qhov chaw siab - qhov kub thiab txias: Thaum ua hauj lwm rau lub caij ntuj sov los yog nyob rau hauv qhov chaw kaw, lub kiv cua sab nraud tuaj yeem ntsia tau rau kev pab txias.

Tsim kom muaj kev tshuaj ntsuam xyuas txhua hnub: Tshawb xyuas cov kiv cua, qhov kub thiab txias, thiab kev xaim hluav taws xob ua ntej thiab tom qab siv txhua zaus, thiab daws txhua yam teeb meem tam sim ntawd.

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