Cov Kev Tsim Kho Lub Hwj Chim Feem ntau cov lus qhia tshaj tawm -} scruction: ppec
Kev qhia lub zog ua tau yog qhov tseem ceeb los ua kom du, txhawb nqa, thiab kev ua haujlwm ruaj khov ntawm hluav taws xob kev tsim kho. Nws txhim kho cov kev ua tau zoo thiab tag nrho kev ua tau zoo ntawm tag nrho cov hluav taws xob tag nrho. Lub zog Factor constrectagal maximizes siv zog siv thiab txo cov pov tseg thoob plaws ntau yam kev lag luam. Cov ncej no muab kev nkag siab tob txog qhov tseem ceeb ntawm lub zog kho kho tau zoo thoob plaws hluav taws xob engineering thiab lub tshuab hluav taws xob.
1. Dab tsi yog lub zog siv?
2. Peb hom hluav taws xob muaj dab tsi hauv hluav taws xob hluav taws xob?
3. Dab tsi yog cov ntsiab lus ntawm lub hwj chim?
4. Dab tsi yog qhov ua rau muaj lub hwj chim loj?
5. Puas yog koj yuav tsum txhawj xeeb txog qhov tsis tshua muaj hwj chim?
6. Yuav ua li cas tsis tshua muaj zog siv hluav taws xob?
7. Koj tuaj yeem txhim kho lub zog hluav taws xob li cas?
8. Dab tsi yog lub zog kev kho?
9. Vim li cas yog qhov ua tau muaj hwj chim tsim nyog, thiab nws ua tiav li cas?
10. Dab tsi yog lub zog tsim kho kev txhim kho Circuit Court?
11. Dab tsi yog cov hom hluav taws xob kev kho kho?
12. Dab tsi yog qhov hloov kho cov qauv ntawm lub hwj chim kho?
13. Dab tsi yog cov txiaj ntsig ntawm lub zog capacitors los ntawm kev txhim kho lub zog yam?
14. Yuav ua li cas xam Capacchor tus nqi rau kev kho lub zog?
15. Dab tsi yog cov hom hluav taws xob txhim kho cov txheej txheem thiab cov khoom siv?
16. Koj yuav tsum tau nruab cacacitors hauv koj cov nroj tsuag faib khoom?
17. Dab tsi yog cov txiaj ntsig ntawm lub hwj chim kho tau?
Dab tsi yog lub zog factor -} solfed: Electrical4U
Lub hwj chim muaj txiaj ntsig yog qhov sib piv ntawm tag nrho lub zog xa mus rau lub ntaus ntawv kis tus kis tau kawg rau lub zog tau muab rho tawm ntawm cov zis kawg. Nws yog coefficient ntawm kev ua tau zoo rau kev siv hluav taws xob hluav taws xob.
Vim tias thauj khoom hauv lub zog hluav taws xob, xws li cov kev ua kom muaj zog, hloov pauv, thiab inductive shraces, lawv tau muab faib ua kev ua haujlwm thiab muaj hwj chim rau lub sijhawm ua haujlwm.
Nquag zog feem ntau yog hais txog lub zog tsim nyog los tsim kev ua haujlwm tiag tiag uas yuav tsum tau ua rau lub cuab yeej tawm, xws li kub thiab lub teeb txav.
Reasrive zog yog siv los tswj cov tiaj sib nqus. Thaum nws tsis ua tau txiaj ntsig zoo "ua haujlwm," nws txuas ntxiv cov kab ke ntawm lub tshuab hluav taws xob thiab lub nra. Qhov no ua rau muaj lub zog poob rau hauv lub zog muab thiab xa tawm.
Lub zog siv lub zog thiab cov hluav taws xob ua ke sib koom ua ke suav tau pom lub hwj chim.
Lub tshuab hluav taws xob muaj peb hom hluav taws xob:
Lub zog nquag
Nquag siv zog -} tab tom qw: Mastrid
Lub zog nquag hais txog kev ua haujlwm tshwj xeeb uas ua tau "ua haujlwm." Nws yog lub zog uas tuaj yeem hloov mus rau ib lub nra thiab siv.
Refiorive zog
Reflective zog -} scrived: Mastrid
Reasrive zog yog ntawm cov ces kaum rau lub zog. Nws ua tsis muaj txiaj ntsig "ua haujlwm." Hloov chaw, nws feem ntau tswj cov sib nqus teb hauv cov khoom sib xyaw, xws li inductors thiab capacitors. Nws yog yooj yim hloov rov qab mus rau daim phiaj thiab tuaj yeem cuam tshuam lub zog zoo. Yog li ntawd, nyob rau hauv lub zog tshuab, nws yog ib qho tseem ceeb rau kev ua haujlwm loj tshaj plaws thiab txo cov hwj huam muaj zog.
Pom meej lub zog
Pom lub zog -} sourced: eshop
Lub zog pom tseeb yog feem ntau tsim ntawm lub zog thiab muaj zog. Lub zog siv hluav taws xob yog qhov sib piv ntawm lub zog muaj zog rau lub zog pom meej. Qhov siab dua lub zog ua haujlwm, ntau dua lub zog siv tau.
Txhawm rau kom tau txais lub zog tseeb, faib cov nquag nquag los ntawm lub zog pom tseeb. Qhov tshwm sim yog hu ua cosine.
Dab tsi yog cov qauv ntawm lub hwj chim -} scruction: mstnb
Lub zog tsim yog qhov sib piv ntawm lub zog ua rau pom meej. Nws ntsuas seb yuav siv lub zog hluav taws xob siv tau zoo li cas. Qhov qis dua lub zog muaj zog, tsis tshua muaj zog siv zog siv. Koj yuav tsum txhim kho koj lub cev lub zog muaj zog. Lub hwj chim muaj txiaj ntsig tau suav los ntawm faib cov zog (KW) los ntawm lub zog pom (KVA). Yog li ntawd, qhov tshwm sim tseem muaj npe hu ua Cosine Theta.
Dab tsi yog qhov tseem ceeb ua rau muaj lub zog ua kom zoo -} tab tom: hluav taws xob
Qhov qis dua lub zog ntawm lub zog ntawm lub hwj huam sib luag, qis dua kev ua haujlwm ntawm lub zog siv. Lub ntsiab ua rau muaj lub zog tsis tshua muaj xws li:
Kev tshem tawm
Qhov no tshwm sim thaum lub voltage thiab cov willforms tam sim no nyob rau hauv Circuit System yog tawm ntawm theem, ua rau muaj kev nyab xeeb.
Txawv
Distaltuab feem ntau yog hais txog kev hloov pauv ntawm daim qub tsoom tsev thaum ua haujlwm. Yog hais tias tus tsis uakekervearform muaj ntau ntawm cov kev sib raug zoo, cov kev sib tw voltage yog nquag ua rau distortion.
Puas yog koj yuav tsum txhawj xeeb txog cov khoom siv hluav taws xob tsawg -} solfed: Electricaltecology
Lub zog tsis tshua muaj zog hauv lub hwj chim sib tshooj yuav tsum yog kev txhawj xeeb tshwj xeeb. Lub zog qis dua txhais tau tias qis dua kev siv hluav taws xob, uas tuaj yeem ua rau lub zog ua kom ploj, cuam tshuam cov nqi hluav taws xob, thiab nce nqi hluav taws xob.
Yuav ua li cas tsis tshua muaj zog factor cuam tshuam cov motors -} solfed: Electrical4U
Feem ntau, cov Motors tau tsim thiab txiav txim siab raws li lawv lub nra hnyav, xws li hauv cov conveyors, compressors, grinders, thiab punch presses. Txawm li cas los xij, lawv kuj yuav tsum xav txog qhov teeb meem ntawm lub peev txheej qis hauv qab - kev lag luam kev lag luam. Thaum lub cev muaj zog ua haujlwm nyob rau hauv lub nra hnyav, ua rau lub voltage tag nrho kom poob, ua haujlwm rau kev ua haujlwm sluggish lossis overheating.
Yuav ua li cas koj tuaj yeem txhim kho lub hwj chim factor -} solfed: Electricaltecology
Txhawm rau txhim kho lub zog muaj zog ntawm tag nrho cov zog hluav taws xob, koj tuaj yeem ntxiv cov kev txhim kho lub zog capinitors rau lub kaw lus. Cov capacitors ua raws li cov neeg tsim hluav taws xob tam sim no, muab reactive tam sim no, yog li txo tag nrho cov nyiaj ntawm cov txheej txheem tam sim no.
Dab tsi yog lub zog kev txhim kho -} tab tom qw: monolithiccower
Kev tsim kho lub zog uas muaj kev siv hluav taws xob txo qis hauv AC circuits, txhim kho cov hluav taws xob ntau.
Nyob rau hauv DC voj voog, tam sim no yog ib feem proportional rau cov ntawv thov voltage, thiab lub zog siv hluav taws xob tiv thaiv hluav taws xob tawm yog linear. Txawm li cas los xij, hauv AC circuits, reactance cuam tshuam rau cov yam ntxwv hauv hluav taws xob. Ac voltage yog lub siab sinusoidal yoj, yog li nws cov kev coj sib txawv nrog cov zaus ntawm lub zog hluav taws xob.
Hauv AC ncig, ntau cov hluav taws xob sib xyaw, xws li coils, windings, thiab kev hloov pauv, ua rau muaj kev siv fais fab tam sim no tsawg dua li cov khoom ntawm voltage thiab tam sim no. Qhov no tuaj yeem yooj yim degrade lub peev txheej ntawm tag nrho cov kab ke, tsim muaj zog kev kho.
Vim li cas thiaj muaj peev xwm txhim kho kev txhim kho uas yuav tsum tau ua thiab ua tiav li cas -}} solfed: Zolfattralia
Yog tias ib lub zog Circuit Court yog cov khoom siv hluav taws xob qis thiab tsis muaj zog ntawm cov khoom siv hluav taws xob, thiab txawm pov cov nqi hluav taws xob, ua rau cov hluav taws xob nce hluav taws xob rau cov lag luam.
Feem ntau, kev txhim kho lub zog kev kho kom haum capacitors tau nruab ze ze rau lub nra. Qhov no tso cai rau lawv kom yooj yim tso tawm lub zog sib npaug.
Dab tsi yog lub zog kev txhim kho corcuit parkuit parkuit cocuit -} tab tom: txhua yam
Lub zog hluav taws xob kev txhim kho Circuit Coogram suav nrog cov neeg tawm tsam thiab inductors. Cov tsim tawm thiab cov inductors sawv cev rau lub cev muaj zog thiab sib nqus, feem. Qhov kev sib ntxiv ntawm lub zog kev txhim kho capactrectors rau cov chaw tawm hauv hluav taws xob qee qhov kev tsis sib xws los ntawm kev ua kom muaj zog, tiv thaiv cov khoom sib nqus sib nqus, tiv thaiv cov khoom sib nqus sib nqus. Thaum lub zog siv hluav taws xob raug kho yog kho tau, cov voltage thiab tam sim no ntawm tag nrho cov txheej txheem hluav taws xob ua ntau synchronized, coj lub zog muaj zog rau kev sib sau.
Hauv kev txhim kho niaj hnub no, kev kho mob hauv lub zog thev naus laus zis tuaj yeem raug faib ua kom passive zog kho, thiab kev ua haujlwm muaj zog siv zog. Ntawm lawv:
Ua txhaum txoj kev txhim kho lub zog
Passive fais fab kev kho kom zoo -} tab sis: pilin
Ua kom dhau lub zog kev txhim kho feem ntau koom nrog txuas cov tshuaj reactor hauv koob nrog lub zog hluav taws xob. Reactors pab txhim kho lub zog muaj zog.
Ib nrab hloov lub zog kev kho mob
Ib nrab hloov lub zog kev kho yog feem ntau ua ke nrog lub Voltage Douber Rectifier rau inverter cua txias thiab lwm yam khoom siv hauv tsev neeg.
Kev Kho Mob Lub Zog
Kev kho lub zog muaj zog -}} qw: powerfactor
Lub zog kev kho mob yog feem ntau siv rau high - efficiency, compact hloov} hom khoom siv fais fab.
Kev tsim kho lub hwj chim siv peb hloov cov qauv. Cov no suav nrog:
Nruam Conduction Hom (CCM)
Nruam Conduction Hom (CCM) -}} qw: piexpertonline
Hom no tso cai rau lub Circuit Court tam sim no kom ntws los ntawm reactor, thiab tus mosfet hloov mus ua ntej reactor tam sim no tee rau xoom. Thaum lub sij hawm conduction no, qhov tam sim no ntws los ntawm cov zis diode, sib xyaw nrog cov thauj khoom tam sim no hauv cov reactor.
Kuj tseem ceeb heev hom (CRM)
Kuj tseem ceeb conduction hom (CRM) -} tab tom: techsimulator
Thaum tus reactor tam sim no poob rau xoom, lub mosfet hloov mus. Thaum cov zis hluav taws xob siab dhau lawm, lub Circuit Court txo cov mem tes dav. Thaum cov zis hluav taws xob tsawg dhau, lub Circuit Court nce ntau mem tes dav. Yog li ntawd, kev ua haujlwm ntau ntawm tag nrho cov Circuit Court txo raws li lub nra nce.
Ua kom haum hom (DCM)
Kev ua kom haum hom (DCM) -} solfed: piexpertonline
Hom no muaj lub sijhawm tshaj tawm hauv txhua lub voj voog.
Ntxiv lub zog txhim kho constrect capector rau koj lub zog tuaj yeem muab cov txiaj ntsig hauv qab no:
Txhim Kho Hluav Taws Xob
Txhim kho voltage -} tab tom qw: powerquarity
Lub zog Factor capector txhim kho kev nthuav dav ntawm koj cov kev tawm tsam tag nrho, ua cov zis thiab cov tswv yim hluav taws xob ruaj khov thiab ua tau zoo dua.
Kev muaj peev xwm nce ntxiv
Nce qhov system muaj peev xwm -} qw: wagnermechanical
Lub zog Factor Kev kho kom haum capinctors tuaj yeem muab cov zog tag nrho rau koj qhov kev kis thiab xa tawm, nce lub peev xwm ntawm tag nrho cov kab ke. Lawv tuaj yeem pab koj ua lag luam cov tshuab hluav taws xob loj, hloov pauv, thiab cable.
Txo kev poob
Txo kev poob -} solfed: constellation
Lub zog Factor Kev kho kom haum capinitors tuaj yeem txo qis poob thoob plaws hauv koj lub kaw lus.
Txo hluav taws xob cov nqi hluav taws xob
Txo hluav taws xob hluav taws xob tsis zoo -} tab tom: goldmedalindindia
Thaum koj qhov kev faib tawm tag nrho yog siv los ntawm kev lag luam lossis kev lag luam loj dua, nws tuaj yeem txhim kho hluav taws xob txuag, txo koj cov hluav taws xob cov nqi, thiab txuag nyiaj.
Yuav ua li cas xam Capacitor tus nqi rau lub zog tsim kho {{}} solfed: aquantuo
Yog tias koj yuav tsum txiav txim siab qhov peev txheej ntawm kev txhim kho lub hwj chim uas xav tau hauv koj lub system, lub peev txheej kho tau lub zog mis yog:
Qc=p (tny φ φ φ φ ')
QC yog tag nrho cov muaj hwj huam dhau los (kvar)
P yog lub zog nquag (kw)
φ yog pib theem hloov lub kaum ntse ntse
φ 'yog cov theem them rov qab hloov lub kaum ntse ntse
Cov theem hloov lub kaum sab xis yog lub sijhawm sib txawv ntawm qhov tam sim no thiab hluav taws xob hauv tag nrho cov kab ke. Tom qab txiav txim siab rau tag nrho cov muaj zog ntawm lub system, koj yuav tsum txiav txim siab lub zog uas tuaj yeem ua tiav tom qab kev txhim kho capacitors. Qhov no suav nrog kev tso lub capacitor txuas ntxiv rau lub nra, tso cai rau lub capacitor loj los lis lub nra.
Ntxiv rau lub peev xwm, koj kuj tseem tuaj yeem siv ntau yam cuab yeej ntau yam thiab cov hau kev los ua kom tiav lub zog kho, nrog rau kev kho mob zoo li qub, thiab kev siv zog ua haujlwm.
Tshuaj tuam txhab hluav taws xob
Capacitor Bank -} dourced: Qhov Ntsuas
Lub tuam txhab hluav taws xob yog cov khoom siv hluav taws xob sib xyaw ua ke rau hauv ib chav tsev. Nws tuaj yeem sib txuas hauv koob los yog parallel, nyob ntawm koj cov kev xav tau. Nws yog feem ntau siv nyob rau hauv lub zog faib rau offitution loads hauv kev sib kis cov kab, yog li nce lub peev xwm ntawm tag nrho cov peev txheej ntawm tag nrho cov khoom siv loj.
Zoo Li Cas Cov Nyiaj Them
Chratic Var Companator -}} Storred: Hluav taws xob {} {{2 {portal
Ib qho kev ntsuas teeb meem zoo li qub yog tseem muaj peev xwm kho tau cov khoom siv. Nws cia li teb rau voltage los yog tam sim no tsis pom kev tswj hwm qhov tsis zoo. Nws yog feem ntau muaj ib qho thyristor - tswj reactor, uas nqus cov kev ua haujlwm thiab kev lag luam tawm tsam.
Kev Kho Mob Lub Zog
Kev kho lub zog muaj zog -}} qw: powerfactor
Cov khoom siv hluav taws xob muaj zog rau cov khoom siv hluav taws xob muaj ntau dua ntau dua li cov txhab nyiaj hluav taws xob thiab cov neeg tswj hwm. Ntxiv nrog rau kev ntsuas Circuitzate, lawv tseem suav nrog cov kev tswj hluav taws xob, cov kev kuaj pom kev zoo, xoom detectors, thiab cov tswv yim undervoltage blockout.
Hybrid Hwj chim Factor Kev Kho Mob
Hybrid Hwj chim Factor Kev Kho Mob Nruab Nrab -} scred: ytelect
Ntxiv rau qhov cuam tshuam ntawm cov hwj huam tsis tshua muaj zog, Harmonics tuaj yeem txwv tsis zoo thoob plaws hauv tag nrho cov hluav taws xob, muaj peev xwm ua kom muaj ntau yam khoom siv hluav taws xob ntau yam. Yog li ntawd, lub zog hybrid lub hwj chim tsim kho tau tuaj yeem siv los daws lub zog poob thiab tshem tawm cov kev sib raug zoo hauv cov kab ke.
Qhov twg koj yuav tsum tau nruab capacitors hauv koj cov nroj tsuag faib khoom - solfed: eaton
Lub zog Factor Kev kho kom haum capinitors yuav tsum tau nruab ze ze rau cov thauj khoom lawv tau tsim los daws. Lawv tau teeb tsa zoo tshaj plaws ncaj qha rau lub cev muaj zog uas lub zog tau noj. Koj tseem tuaj yeem nruab lub zog ua kom haum capinitors ntawm ib sab ntawm lub cev muaj zog, nyob ntawm qhov kev kos tam sim no thiab lub nra.
Kev kho thiab txhim kho lub zog muaj zog ntawm tag nrho cov kab ke tuaj yeem muab cov txiaj ntsig hauv qab no:
Txhim Kho Lub Zog Zoo
Txhim kho lub zog zoo -} scruction: proasis
Los ntawm kev tswj kom muaj zog zoo rau lub system, lub voltage ntawm cov khoom siv siab yog txo thiab ruaj khov, txhim kho kev ua kom huv thiab ruaj khov rau cov khoom siv.
Txhim Kho Lub Zog Network Reliability
Txhim Kho Lub Zog Sib Koom Tes Network Reliability -} solfed: obkio
Txhim kho lub zog zoo txo cov nyiaj poob hauv cov hloov pauv, thiab ua kom muaj kev ntseeg siab thiab ua haujlwm rau kev pab cuam ntawm lub zog ntawm lub hwj chim network.
Txo Harngonic distortion
Txo cov harmonic distortion -} tab tom qw: tshwj xeeb
Nyob rau hauv cov hwj huam sib zog nrog cov kev txhim kho kev cuam tshuam loj, lim thiab txhim kho cov kev sib raug zoo, lub neej pabcuam, thiab txhim kho lub zog zoo.
Txo cov nqi
Txo cov nqi -} scruct: prourious
Thaum koj lub hwj chim ua haujlwm thiab qhov zoo txo, koj yuav raug rau siab dua cov kev nplua ntau. Txhim kho lub zog kev txhim kho capinitors tuaj yeem them nyiaj thiab zam rau cov kev nplua no, yog li txo koj cov nqi muaj.
Kev kho lub zog ua haujlwm yog qhov tseem ceeb rau cov tshuab fais fab. Xaiv Qhov Kev Ncaj Ncees Qhov Tsim Kho Cov Cuab Yeej Rau Koj Kev Lag Luam tuaj yeem pab txo koj cov nqi hluav taws xob. Txhawm rau nrhiav cov tshuaj ntau tshaj plaws rau kev txhim kho lub zog zoo hauv koj lub zog hluav taws xob, thov nyeem cov lus qhia no kom zoo, lossis xav tiv tauj peb.
