Vim li cas thiaj xav tau kev kuaj relay?

Mar 21, 2024

Peb tau piav txog qhovhom kev tiv thaiv relaysthiabkev tiv thaiv relay ua haujlwm li cas nyob rau hauv tsab xov xwm dhau los. Nyem rau ntawm daim ntawv daj kom pom cov ntsiab lus yav dhau los. Hauv tsab xov xwm no, peb tsom mus rau cov ntsiab lus tseem ceeb ntawm kev ntsuas kev tiv thaiv relay.

 

Relays ua lub luag haujlwm tseem ceeb hauv cov tshuab hluav taws xob niaj hnub no, thiab lawv cov kev ua haujlwm thiab kev ua haujlwm yog qhov tseem ceeb rau kev ua haujlwm ruaj khov thiab kev nyab xeeb ntawm tag nrho cov kab ke.

Protection relay

 

Hauv tsab xov xwm no, koj yuav kawm txog:

  • Kev ua haujlwm thiab kev siv ntawm Relays
  • Qhov tseem ceeb ntawm Relays
  • Qhov tseem ceeb ntawm Relay Test
  • Cov ntsiab lus ntawm Relay Test
I. Kev ua haujlwm thiab kev siv cov relays

 

Lub relay yog ib qho khoom siv hloov pauv tsis siv neeg uas tuaj yeem txuas lossis txiav lub voj voog raws li kev hloov pauv hauv cov teeb liab tawm tswv yim. Relays pab tswj thiab tiv thaiv kev ua haujlwm hauv circuits thiab tau siv dav hauv ntau yam khoom siv hluav taws xob, automation tswj systems, thiab lub zog hluav taws xob. Piv txwv li, relays tuaj yeem siv los tswj kev qhib / tawm ntawm lub voj voog, tiv thaiv Circuit Court los ntawm kev puas tsuaj vim overloads thiab luv circuits, thiab amplify los yog hloov cov cim.

 

II. Qhov tseem ceeb ntawm Relays

 

Tswj thiab tiv thaiv:

  • Relays lees paub qhov tseem ceeb ntawm kev tswj hwm thiab kev tiv thaiv cov dej num hauv circuits. Lawv tuaj yeem siv los tswj qhov qhib / tawm ntawm lub voj voog, ua kom pib / nres tswj ntawm Circuit Court; Nyob rau tib lub sijhawm, cov relays kuj tseem siv tau los tiv thaiv Circuit Court los ntawm kev puas tsuaj vim overloads thiab luv luv Circuit Court, ua kom muaj kev nyab xeeb ntawm lub Circuit Court.

 

Teeb liab Amplification thiab Hloov:

  • Relays tuaj yeem siv los nthuav tawm thiab hloov cov cim. Los ntawm kev siv cov relays, cov cim me me tuaj yeem tswj cov kab hluav taws xob loj tam sim no, yog li ua tiav cov teeb liab amplification; Tsis tas li ntawd, cov relays kuj tseem siv tau los hloov cov teeb liab, ua kom muaj kev sib txuas thiab kev tswj hwm ntawm circuits.

 

Automation Tswj:

  • Relays ua lub luag haujlwm tseem ceeb hauv automation tswj systems. Lawv tuaj yeem siv los ua kom tau txais kev tswj hwm ntawm cov cuab yeej siv tsis siv neeg, yog li txhim kho kev tsim khoom thiab qib automation.

  

Kev ua haujlwm ruaj khov ntawm cov tshuab fais fab:

  • Relays ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv hluav taws xob. Lawv tuaj yeem siv los tiv thaiv cov tshuab hluav taws xob los ntawm kev cuam tshuam ntawm kev ua txhaum xws li overloads thiab luv circuits, yog li ua kom muaj kev ruaj ntseg ntawm cov tshuab hluav taws xob.

 

III. Qhov tseem ceeb ntawm kev ntsuam xyuas relay

 

Protective Relay - an overview

Muab qhov tseem ceeb ntawm cov khoom siv hluav taws xob hauv cov tshuab hluav taws xob, nws yog ib qho tsim nyog yuav tsum tau ua qhov kev ntsuam xyuas thiab kev saib xyuas tsis tu ncua. Relay kuaj xyuas kom ntseeg tau tias cov relays ua haujlwm ib txwm nyob rau hauv ntau yam kev ua haujlwm, yog li ua kom muaj kev ntseeg siab thiab kev nyab xeeb ntawm lub system.

 

1. Ua kom muaj kev ntseeg siab thiab kev nyab xeeb ntawm Relays

Los ntawm kev ntsuam xyuas relay, tej zaum qhov tsis raug thiab teeb meem tuaj yeem tshawb pom thiab daws tau sai, yog li ua kom muaj kev ntseeg siab thiab kev nyab xeeb ntawm relays.

 

Kev Tiv Thaiv Kev Ua Phem:

  • Kev ntsuam xyuas Relay tuaj yeem txheeb xyuas cov teeb meem xws li kev sib cuag tsis zoo, coil puas tsuaj, kev hnav tsis zoo, lossis lwm yam teeb meem ntawm lub cev uas tuaj yeem ua rau relay tsis ua haujlwm. Yog tias tsis pom cov teeb meem no, lawv tuaj yeem ua rau lub relay tsis ua haujlwm ntawm lub sijhawm tseem ceeb, cuam tshuam rau kev ua haujlwm ntawm tag nrho cov system.

 

Kev Ntsuam Xyuas Kev Ua Haujlwm:

  • Kev ntsuam xyuas tuaj yeem txheeb xyuas qhov ua tau zoo ntawm cov relays nyob rau hauv kev ua haujlwm sib txawv, xws li qhov kub thiab txias, av noo, thiab qhov hloov pauv ntawm qhov hluav taws xob, kom ntseeg tau tias cov relays tuaj yeem hloov pauv tau hauv ntau qhov chaw.

   

Kev kwv yees lub neej:

  • Kev ntsuam xyuas tsis tu ncua tuaj yeem pab kwv yees lub neej seem ntawm relays, tso cai rau kev hloov ua ntej lub relay tsis ua haujlwm, thiab zam kom tsis txhob xav txog kev kaw.

 

2. Tiv thaiv kev poob los ntawm Relay Faults

Kev ua yuam kev hauv relays tuaj yeem ua rau cov cuab yeej kaw, kev tsim khoom qeeb, thiab nce nqi txij nkawm. Kev ntsuam xyuas relay tsis tu ncua tuaj yeem ntes thiab daws cov teeb meem tshwm sim raws sijhawm, tiv thaiv kev poob los ntawm kev cuam tshuam tsis ua haujlwm.

 

Txo Downtime:

  • Relay tsis ua hauj lwm tuaj yeem ua rau kaw tag nrho cov kab ntau lawm lossis cov tshuab, ua rau poob nyiaj txiag loj. Kev ntsuam xyuas tsis tu ncua tuaj yeem txo qhov tshwm sim ntawm qhov ua tsis tiav, yog li txo qis sijhawm.

 

Txo Cov Nqi Kho Mob:

  • Kev soj ntsuam raws sij hawm thiab kev saib xyuas tuaj yeem tiv thaiv qhov exacerbation ntawm relay puas tsuaj, txo qhov nyuaj thiab nqi kho.

 

Txhim kho kev ua tau zoo ntau lawm:

  • Txhim khu kev qha relays xyuas kom ruaj khov kev ua haujlwm ntawm cov tshuab hluav taws xob, yog li kev txhim kho kev tsim khoom thiab txo cov kev cuam tshuam ntau lawm vim qhov tsis ua haujlwm relay.

 

3. Ua raws li cov qauv thiab cov kev qhia tshwj xeeb

Kev ntsuam xyuas Relay ua kom ntseeg tau tias kev ua haujlwm relay ua tau raws li cov qauv kev lag luam hauv lub tebchaws thiab kev lag luam, ua kom tau raws li cov kev xav tau ntawm cov hluav taws xob engineering thiab automation tswj teb.

 

Kev Tswj Xyuas Zoo:

  • Kev ntsuam xyuas Relay ua kom ntseeg tau tias cov khoom lag luam relay ua tau raws li cov qauv kev ua tau zoo tshaj plaws thaum tawm hauv lub Hoobkas, uas yog qhov tseem ceeb rau kev ua kom zoo thiab kev ua haujlwm ntawm tag nrho cov hluav taws xob.

 

Txoj Cai Ua Raws Cai:

  • Hauv ntau qhov kev lag luam, cov khoom siv hluav taws xob thiab cov tshuab yuav tsum ua raws li cov qauv hauv tebchaws thiab thoob ntiaj teb. Kev ntsuam xyuas Relay pab xyuas kom cov cuab yeej ua tau raws li cov qauv no, zam kev pheej hmoo raug cai thiab raug nplua.

 

Kev Lag Luam Ntawv Pov Thawj:

  • Rau qee qhov kev thov tshwj xeeb, xws li aerospace, automotive, lossis cov khoom siv kho mob, relays yuav tsum dhau los ntawm kev sim nruj thiab cov txheej txheem ntawv pov thawj kom ntseeg tau tias lawv cov kev ua tau zoo thiab kev nyab xeeb nyob rau hauv cov xwm txheej hnyav.

 

IV. Cov ntsiab lus ntawm Relay Test

 

Kev Ntsuas Hluav Taws Xob

  • Qhov no suav nrog kev tshuaj xyuas cov khoom thauj thiab tso tawm cov yam ntxwv ntawm cov relays nyob rau hauv qhov sib txawv voltages, tam sim no, zaus, thiab lwm yam kev mob, suav nrog cov tsis muaj xws li cov khoom siv hluav taws xob, tso tawm hluav taws xob, khaws tam sim no, thiab tso tawm tam sim no. Cov kev txwv no yog qhov tseem ceeb rau kev ua kom ntseeg tau thiab kev nyab xeeb ntawm relays.

 

Mechanical yam ntxwv Test

  • Qhov no ntsuas qhov kev ua tau zoo ntawm cov relays nyob rau hauv kev co, poob siab, thiab cov neeg kho tshuab loads, kuaj xyuas qhov hnav, deformation, los yog puas rau lawv cov khoom siv tshuab. Cov yam ntxwv no tuaj yeem ua rau hnav, deformation, lossis kev puas tsuaj rau cov khoom siv hluav taws xob ntawm relay, yog li cuam tshuam rau nws txoj haujlwm ib txwm muaj.

 

Kev ntsuas kub ntawm cov yam ntxwv

  • Qhov no suav nrog kev tshuaj xyuas qhov ua tau zoo ntawm cov relays nyob rau hauv qhov sib txawv ntawm qhov kub thiab txias thiab ntsuas lawv qhov kev hloov pauv mus rau qhov kub thiab txias. Kev hloov pauv kub tuaj yeem cuam tshuam rau cov yam ntxwv hluav taws xob ntawm cov relays, uas ua rau lawv ua tsis tau zoo.

 

Kev sim neej

  • Qhov no suav nrog kev rov ua haujlwm ntawm relay nyob rau lub sijhawm ntev los simulate nws lub sijhawm ua haujlwm ntev, tshuaj xyuas kev hloov pauv kev ua haujlwm, thiab ntsuas nws lub neej kev pabcuam. Qhov no pab ntsuam xyuas lub neej kev pab cuam thiab kev ntseeg siab ntawm relays.

 

Kev Xeem Ua Haujlwm

  • Qhov no kuaj xyuas cov khoom thauj thiab tso tawm cov haujlwm ntawm cov relays nyob rau hauv cov cim sib txawv (xws li voltage, tam sim no, zaus, thiab lwm yam), kom ntseeg tau tias lawv ua haujlwm raug raws li ntau yam kev ua haujlwm. Xaus Txhawm rau ua qhov kev ntsuam xyuas relay, cov cuab yeej tshwj xeeb relay kuaj feem ntau yuav tsum tau ua. Cov cuab yeej no tuaj yeem simulate ntau yam kev ua haujlwm thiab tuaj yeem ntsuas thiab sau cov kev ua haujlwm ntawm cov relays. Cov khoom siv sib txuas sib txuas muaj xws li cov ntsuas hluav taws xob, cov khoom siv hluav taws xob sib txuas, thiab cov thawv ntsuas hluav taws xob.

 

RDJB-1600KOvercurrent Protection Relay Testertsim los ntawm Wrindu tau dhau los ua kev daws teeb meem tshiab. Los ntawm txhaj rau ntawm cov ntawv daj, koj tuaj yeem dhia mus rau nplooj ntawv qhia ntxaws ntxaws ntawm cov khoom.

 

6 Phase Microcomputer Relay Protection Tester

 

Flexible Voltage thiab tam sim no Outputs

  • Six-Phase Output:

Tsim rau 6-theem voltage thiab tam sim no cov zis, tso cai rau ntau yam kev sib txuas nrog rau cov qauv plaub-theem voltage, peb-theem tam sim no, rau-theem voltage, rau-theem tam sim no, thiab kaum ob-theem hom.

  • Kev sib raug zoo nrog cov kev sim tshuaj:

Haum rau transformer sib txawv tiv thaiv thiab fais fab nroj tsuag switchgear tests.

 

Kev ua haujlwm yooj yim

  • Embedded Windows OS:

Txhawb kev siv ib leeg lossis kev sib txuas rau lub laptop lossis desktop, muab cov neeg siv khoom zoo, nrawm, thiab ua haujlwm ruaj khov.

 

High-Fidelity Linear Amplifier

  • Modular Tsim:

Nruab nrog lub modular linear fais fab amplifier rau cov tsis muaj kev cuam tshuam, du waveforms, thiab siab raug nyob rau hauv ib tug ntau yam ntawm tam sim no.

 

Kev Ua Haujlwm Siab DSP Tswj

  • Digital Signal Processing:

Kev tswj hwm DSP ua rau muaj kev ua haujlwm sai, ua tiav cov teeb liab ntawm lub sijhawm, dav bandwidth, thiab kev hloov pauv D / A siab. Nws yog compact, lub teeb yuag, thiab ntau yam rau kev sim teb yooj yim.

 

Hwj chim Software nta

  • Automated Complex Calibration:

Ua cov automated complex calibrations rau kev sim yooj yim, scanning tiv thaiv chaw, txhaum replay, real-time cov ntaub ntawv cia, vector daim duab duab, thiab luam ntawv qhia hauv internet.

  • Yooj Yim Peb-Phase Differential Protection Test:

Muab qhov yooj yim rau-theem tam sim no tso zis rau peb-theem sib txawv tiv thaiv kev sim.

 

Independent DC fais fab tuag

  • Adjustable DC tso zis:

Muab kho tau DC fais fab tso zis kev xaiv ntawm 110V thiab 220V.

 

Lub relay tester yog ib qho khoom siv ntsuas hluav taws xob uas muaj peev xwm simulate ntau yam kev ua haujlwm thiab cia li ntsuas thiab sau cov kev ua haujlwm ntawm cov relays. Lub relay xeem lub rooj ntev zaum yog ib tug semi-automated xeem ntaus ntawv uas yuav tsum tau phau ntawv ua hauj lwm los hloov lub ua hauj lwm lub xeev ntawm relay tab sis tuaj yeem ntsuas thiab sau cov kev ua haujlwm tsis zoo. Lub thawv ntsuas relay yog ib qho cuab yeej sim yooj yim uas tuaj yeem ntsuas qhov nqa thiab tso tawm cov yam ntxwv ntawm relays tab sis yooj yim rau kev khiav lag luam.

 

Kev ntsuam xyuas Relay tsis yog tsuas yog cuam tshuam nrog kev ua haujlwm ntawm relay nws tus kheej tab sis tseem cuam tshuam ncaj qha rau kev ruaj ntseg thiab kev ntseeg siab ntawm tag nrho cov hluav taws xob. Yog li ntawd, kev ntsuam xyuas thiab kev saib xyuas tsis tu ncua yog cov kev ntsuas tseem ceeb los xyuas kom muaj kev nyab xeeb thiab ua haujlwm zoo ntawm cov tshuab hluav taws xob. Los ntawm kev tiv thaiv kev saib xyuas zoo li no, qhov ua tsis tiav tuaj yeem txo qis, kev pabcuam lub neej ntawm cov khoom siv tuaj yeem txuas ntxiv, thiab cov neeg siv tuaj yeem muab kev pabcuam zoo dua thiab txhim khu kev qha.

 

Koj Tseem Yuav Zoo Li