Kev Ntsuam Xyuas Tsis Zoo ntawm Lub Tshuab Hluav Taws Xob Siv Hauv Roj Teb

Lub Xya Hli 14, 2022

Kev nyab xeeb thiab kev ntseeg siab ntawm cov khoom siv hluav taws xob ncaj qha cuam tshuam rau kev nyab xeeb, ruaj khov, zoo thiab kev ua haujlwm ntawm drilling ntau lawm.Thaum lub tshuab hluav taws xob tawg, nws yog qhov tseem ceeb los xyuas kom muaj kev nyab xeeb ntawm lub tshuab hluav taws xob teeb tsa thiab ua kom lub neej ua haujlwm ntev ntawm lub tshuab hluav taws xob teeb tsa los txheeb xyuas lub sijhawm, tshawb xyuas lub hauv paus ntawm qhov ua txhaum, thiab ua raws li kev saib xyuas thiab kho kom raug.Nyob rau tib lub sijhawm, kho lub tshuab hluav taws xob teeb tsa ntawm qhov chaw thiab muab lub zog lav rau cov khoom siv drilling hauv lub sijhawm kuj tseem tsim nyog rau kev ua haujlwm ib txwm ua ntawm drilling ntau lawm.Yog li ntawd, nws yog ib qho tseem ceeb heev kom paub qhov tseeb siv, tu thiab kho cov txheej txheem ntawm lub tshuab hluav taws xob.


Lub tshuab hluav taws xob nrog load voltage instability


(1) Yog tias qhov hluav taws xob poob siab dhau lawm thiab qhov tam sim no tsis ruaj khov, ib qho ntawm cov laj thawj yog vim li cas lub rotating rectifier diode puas.Siv ib lub multimeter los ntes, thiab lub diode yuav tsum tau txuas nrog rau pem hauv ntej thiab txiav tawm nyob rau hauv lub rov qab kev taw qhia.Txwv tsis pub, nws qhia tau hais tias nws puas thiab hloov.


(2) Yog tias qhov hluav taws xob poob siab dhau lawm, lwm qhov laj thawj yog qhov sib txawv ntawm kev hloov kho cov cuab yeej tsim los ntawm T4, T5 thiab R2 yuav tsum tsawg dua 1% thaum lub tshuab hluav taws xob khiav, txwv tsis pub, ntawm qhov load voltage poob yuav loj dhau.Lub sijhawm no, R2 tuaj yeem hloov kho kom T4 thiab T5 ob sab sab nraud tuaj yeem raug luv luv Circuit Court.


Fault Analysis of Generator Set Used in Oil Field


(3) Qhov tsis muaj hluav taws xob tsis muaj hluav taws xob ua tau raws li qhov yuav tsum tau ua, tab sis tom qab chav tsev tau ntim nrog cov ntsuas ntsuas ntawm qhov ntsuas ceev, qhov ntsuas hluav taws xob tsawg dhau.Kho qhov tam sim no transformer kais (nrog 2U, 2V, 2W cim) nyob rau sab thib ob ntawm T6 transformer mus rau txoj hauj lwm nrog me kais.


(4) Thaum lub tshuab hluav taws xob ua haujlwm, yog tias qhov hloov pauv voltage loj thiab cov lus teb tsis zoo, VR thiab TN potentiometers ntawm AVR tuaj yeem hloov kho.Kev nthuav dav ntawm tus tswj hwm yog tswj hwm los ntawm VR potentiometer, thiab cov kev ua haujlwm ib txwm ua thiab cov lus teb zoo yog hloov kho los ntawm TN potentiometer.Yog hais tias VR pob qhov rooj tig mus rau hauv qhov kev taw qhia txo qis thiab TN yog tig mus rau hauv cov kev taw qhia nce, qhov kev tswj xyuas Circuit Court yuav zoo li ruaj khov thiab kev siv zog ntawm kev tswj xyuas yuav tsis muaj zog.


(5) Thaum muaj kev thauj khoom, qhov excitation tam sim no loj heev, qhov hluav taws xob tsis ruaj khov, thiab qhov hluav taws xob poob loj.Tej zaum nws yuav yog qhov ceev tsawg dhau, yog li qhov ceev yuav tsum ncav cuag tus nqi ntsuas.


Lub tshuab hluav taws xob tsis tsim hluav taws xob


(1) Cov generator poob excitation thiab tsis muaj cov hlau nplaum seem ntawm cov tub ntxhais hlau.Thaum F1 (+) thiab F2 (-) ntxiv nrog DC 6V lossis 12V fais fab mov, lub tshuab hluav taws xob tuaj yeem sib nqus.Txoj kev magnetization tshwj xeeb yog: ua kom lub tsev tig ntawm qhov ntsuas ceev ntawm 1500 rpm, kov cov xaim zoo siab F1 thiab F2 nrog DC qhov hluav taws xob qis hluav taws xob, thiab qhov hluav taws xob yuav raug tsim.


(2) Yog hais tias lub static rectifier module V1 puas lawm thiab tsis muaj DC tso zis, hloov qhov zoo li qub rectifier module.


(3) Nws tseem yog ib qho tseem ceeb uas yuav tau xyuas seb qhov sib txuas ntawm cov khoom siv hluav taws xob puas thiab cov exciter stator winding yog xoob.Reconnect los yog weld lub xov hlau xaus tawg hlau kawg.


Guangxi Dingbo Power Equipment Manufacturing Co., Ltd., nrhiav tau nyob rau hauv 2006, yog ib tug Suav diesel generator hom OEM chaw tsim tshuaj paus integrating tsim, muab, commissioning thiab txij nkawm ntawm diesel generator teev, muab koj ib-nres kev pab cuam rau diesel generator teev.Yog xav paub ntxiv txog lub tshuab hluav taws xob, thov hu rau Dingbo Power lossis tiv tauj peb hauv online.

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