Koj puas paub lub luag haujlwm thiab cov yam ntxwv ntawm cov pa roj carbon txhuam rau DC tsav?

2025-06-20

Nyob rau hauv DC cov motors, carbon txhuam (tseem hu ua txhuam) yog qhov tseem ceeb conde cov cheebtsam thiab muaj cov luag haujlwm tseem ceeb. Dab tsi yog cov tseem ceeb nta thiab kev ua haujlwm ntawmPa roj carbon txhuam rau DC lub cev muaj zog?

Carbon Brush For DC Motor

Kev sib sau ntawm kev coj ua thiab hnav tsis kam:Pa roj carbon txhuam rau DC lub cev muaj zogFeem ntau yog ua los ntawm graphite lossis graphite composites sib xyaw nrog cov hmoov hlau (xws li tooj liab). Graphite muab cov txheej siv tseem ceeb thiab kev sib txhuam qis qis coefficient kom ntseeg tau tias yuav hnav thaum muaj kev sib cuag sib hloov; Thaum cov khoom siv hlau ntxiv (xws li tooj liab hmoov) ua kom zoo dua kev coj ua kom tau raws li cov kev xav tau ntawm cov kev kis tau loj tam sim no. Qhov kev sib xyaw ua ke ntawm cov ntaub ntawv ua rau nws tiv thaiv kev txuas ntxiv kev hnav thaum ua tam sim no.


Saj zawg zog ywj: tus txhuam txhuam hniav txhuam tsis yog nruj ruaj ruaj, tab sis yog maj mam nias tawm tsam saum npoo ntawm cov neeg soj ntsuam los ntawm lub caij nplooj ntoo hlav tu tas li. Qhov kev sib cuag sib txawv ntawm cov me nyuam sib txawv yog qhov tseem ceeb, raws li nws ua kom pom tseeb vim kev sib hloov hluav taws xob tuaj yeem raug tswj xyuas, txo qis kev sib cuag thiab cov txim taws.


Kev muab kev hnav khaub ncaws: Cov pa txhuam txhuam yog cov neeg txhuam khoom vim yog cov kev sib txhuam txuas ntxiv nrog cov neeg ua haujlwm siab tig. Lawv cov kev pabcuam lub neej yog cuam tshuam los ntawm cov khoom xws li cov khoom siv zoo, ua haujlwm, ib puag ncig (av noo, kub) thiab lub caij nplooj ntoo hlav. Tus qauv tsim yuav tsum yooj yim los kuaj thiab hloov.


Tus choj ntawm lub zog kis yog qhov muaj nuj nqi tshaj plaws ntawmPa roj carbon txhuam rau DC lub cev muaj zogCov. Hauv DC lub cev muaj zog, rotating armature tshuab (rotor) winding yuav tsum tau tam sim no los ntawm ib lub zog qub sab nraud los tsim cov pob zeb qub thiab lub zog. Raws li cov chaw nyob ruaj ruaj, cov pa luam yeeb yog txuas nrog lub rotor segment rau lub rotating rotor rotor worting rau lub rotor winding mus rau sab nraud thauj khoom (generator hom).


Qhov tseem ceeb txuas hauv kev ua tiav cov tshuab kho tshuab (kev taw qhia): rau lub sijhawm hloov pauv tsis tu ncua (commutated) thaum lub sij hawm nruab nrab ntawm cov hlau nplaum. Cov Segments Segments hu rau cov rotor, thiab sib txawv hloov lub rotor wripicracuitals txuas nrog txoj kev sib koom tes nrog txoj haujlwm ntawm txhuam hniav. Cov pa roj carbon txhuam lub cev pom cov kev taw qhia ntawm qhov tam sim no nyob rau hauv cov chaw ua haujlwm sib txawv ntawm cov neeg ua haujlwm sib txawv ". Nov yog lub hauv paus rau kev ua haujlwm txuas ntxiv ntawm DC lub cev muaj zog.


Tswj kev sib txuas hluav taws xob ruaj khov: tswj kev sib cuag nrog lub caij nplooj ntoo hlav siab, thiab tswj qhov kev sib txuas hluav taws xob kev sib txuas, tsis tshua muaj hluav taws xob kis tau.


Qhov kev cuam tshuam ntawm cov lus cog tseg: thaum lub sijhawm tam sim no, vim muaj ntawm lub hav zoov tsis pom zoo, cov txim me me (chaw ua haujlwm raug tsim. Cov tshuaj txhuam cov pa roj carbon tsim tau muaj qee yam arc extinguishing muaj peev xwm (graphite nws kuj muaj lub luag haujlwm zoo los ntawm kev puas tsuaj rau cov neeg ua haujlwm rau tus neeg ua haujlwm thiab cua

Rwb thaiv tsev.


Cov pa roj carbon txhuam rau DC lub cev muaj zog yog qhov tseem ceeb indispensable cenia choj ntawm cov chaw nyob ruaj ruaj ntawm Circuitary Circuitary Circuitary Circuitary Circuitary Circuitary Circuitary Circuitary thiab kev sib hloov Circuit Court hauv DC lub cev muaj zog. Nws yog lub luag haujlwm rau kev sib kis tau zoo ntawm hluav taws xob lub zog thiab kuj yog lub cev ua kom hloov chaw ntawm kev hloov ntawm lub rotor tam sim no (kev sib tw). Nws cov khoom tshwj xeeb muaj pes tsawg leeg (ua haujlwm + hnav-resistant) thiab Elastic Crimping txoj kev ua kom muaj kev ruaj ntseg thiab txhim khu kev qha ua haujlwm nyob rau hauv kev txiav txim siab tsis zoo thiab txo qis kev txiav txim siab. Txawm li cas los xij, nws yog qhov meej meej vim tias qhov no txuas ntxiv hnav ib feem uas yuav tsum tau tu ib txwm thiab hloov pauv ncaj qha rau kev ua haujlwm thiab lub neej ntawm lub cev muaj zog. Kev tshuaj xyuas ib txwm thiab hloov cov pa roj carbon txhuam uas tau hnav rau qhov kev txwv yog qhov tseem ceeb ntawm kev tswj txoj haujlwm ib txwm muaj ntawm DC lub cev muaj zog.


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