Hauv lub zog hluav taws xob, kev nyab xeeb, kev ntseeg tau thiab ua rau muaj cov khoom siv hluav taws xob muaj txiaj ntsig zoo dua li ntawm cov khoom siv hluav taws xob, tab sis kuj tseem ceeb {}
Cov ncej no yuav piav qhia meej txog dab tsi ua rau muaj kev phom sij thiab kev ua kom muaj kev sib raug zoo thiab yuav daws tau txhua yam teeb meem tsis sib haum xeeb thiab nws yuav daws tau tag nrho koj cov teeb meem.
Nquag thiab passive harmonic ntxaij lim-sourced: ltec
1. Dab tsi yog Harmonics?
2. Dab tsi yog qhov cuam tshuam ntawm kev sib haum xeeb ntawm Fais Fab?
3. Dab tsi yog fais fab sib raug zoo?
{{0 {}} Dab tsi yog nruab nrab thiab hauv av Harmonics?
5. Lub lim lim zoo li cas?
{{0 {}} Cov lim dej ua haujlwm zoo li cas?
7. Cov hom kev lim dej ua tau zoo li cas?
8. Cov txiaj ntsig zoo ntawm cov lim dej ua haujlwm tau zoo li cas?
9. Dab tsi yog passive harmonic lim dej?
10. Cov hom kev lim hiam harmov ntau li cas?
{{011. Lub lim lim harmonic Lim vs passive harlies lim: ib qho kev soj ntsuam science
12. Dab tsi yog qhov tseem ceeb sib txawv ntawm cov nquag thiab passive harmonic ntxaij lim dej?
{{0 13. Dab tsi yog qhov zoo ntawm kev siv cov lim dej tsis zoo siv tsis txhob ua txhaum ib qho?
14. Yuav ua li cas cov nquag ua hauj lwm harmonic lim txhim kho koj lub zog zoo?
15. Dab tsi yog cov kev ua haujlwm ua raws cai hauv cov ntsiab lus rau cov lim dej nquag thiab ua kom dhau los?
16. Dab tsi yog cov tswv yim txij nkawm yuav tsum muaj rau cov lim dej ua haujlwm zoo?
17. Cov kev txiav txim siab yog dab tsi rau kev xaiv cov ntxaij lim dej ua kom muaj kev sib tw ua kom muaj kev sib tw?
18. Yuav ua li cas nrawm yuav muaj peev xwm ua haujlwm thiab passive harmonic lim tau teb?
{{0 {}} Dab tsi yog qhov ntau ntawm cov nquag lim dej thiab passive harmonic lim dej?
{{0 {}} Dab tsi yog qhov loj me thiab teeb tsa ntawm cov nquag lim dej thiab passive harmonic lim dej?
21.} Qhov kev nqis peev xwm yav tom ntej yog dab tsi rau kev lim dej yav tom ntej thiab passive harmonic lim dej?
Dab tsi yog firmonics-sofced: kawm
Qhov zoo tshaj plaws sine yoj hauv lub zog hluav taws xob yog 60 hz}} Cov kab ke tsis sib haum xeeb tau yooj yim rau cov khoom siv sib txawv, thiab yog li txo lub zog hluav taws xob {}}
Harmonics Nyob rau hauv lub zog hluav taws xob xa mus rau zaus ntawm tam sim no lossis voltage {} Lub ntsej muag tseem ceeb tshaj plaws hauv lub zog no thiab ua rau ntau qhov kev sib ntaus sib tua tseem ceeb tshaj plaws, 180 Hz Tsis txaus ntseeg, hloov pauv kev kub ntxhov los yog zaus hluav taws xob transcer tripping.
Harmonics tuaj yeem ua rau muaj teeb meem ntau yam, suav nrog:
Zus tau siv hluav taws xob ntau ntxiv
Nce Kev Siv Zog-Sourced: Hluav Taws Xob Hluav Taws Xob
Thaum Harmonics tau txhaj rau hauv lub zog hluav taws xob, lawv tuaj yeem ua rau muaj peev xwm ntau lub zog, uas tuaj yeem ua rau hluav taws xob siv hluav taws xob.
Cov cuab yeej siv tshuab overheating
Cov cuab yeej siv tshuab dhau los: Sigma
Harmoyics yuav ua rau voltage dauv lossis surges, nrog rau qhov tsis huv thiab hluav taws xob tuaj yeem mus ncig ua si thiab cov neeg sib tw tau mus ncig ua si .
Cuab Yeej Siv Khoom Puas
Cov Khoom Siv Khoom Ntaus-Sourced: Hioki
Vim yog voltage intability, nws yog ib qho yooj yim los ua dua hloov ntawm lub zog hluav taws xob, ua rau muaj kev kub ntxhov ntawm cov neeg sib txuas ntawm cov khoom sib xyaws thiab cov khoom puas tsuaj.
Txo cov khoom siv lub neej
Kev sib haum xeeb yog cov neeg ua txhaum rau kev nce zog ntxiv thiab txo hwj huam ntxiv rau cov khoom siv hluav taws xob, nws yooj yim rau kev ntxiv cov khoom siv hluav taws xob, uas txo cov kev pabcuam lub neej ntawm cov khoom {}}
Kev saib xyuas
Vim tias cov khoom siv hluav taws xob voltage thiab cov kev tsis txaus siab tam sim no nquag mus txawv tebchaws, thiab cov khoom siv yuav tsum tau kaw rau ntev, nce kev kho kom zoo ntawm cov khoom .
Dab tsi yog fais fab kev sib raug zoo-so: Elspec-Ltd
Lub zog ua kom haum rau kev sib raug zoo los ntawm cov khoom siv hluav taws xob hauv hluav taws xob hauv kev ua lag luam lossis cov khoom siv puas tsuaj rau kev ua kom muaj zog yog tam sim no thauj khoom yog tam sim no thauj khoom.
Dab tsi yog nruab nrab thiab hauv av strikes-sourced: onicsengrey
Kev nruab nrab thiab hauv av Harmonics xa mus rau qhov kev sib haum xeeb tsim nyob rau hauv lub zog hluav taws xob thiab kev pheej hmoo ntawm lub zog hluav taws xob hauv lub cev, thiab ua rau muaj kev sib raug zoo ntawm lub zog hluav taws xob, thiab ua rau kev saib xyuas lub zog loj dua, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kom muaj kev tu cov nqi kho mob ntxiv, thiab ua rau kom muaj kev sib raug zoo ntawm lub zog, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kom muaj kev sib raug zoo ntawm lub zog, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kom muaj kev tu cov nqi kho mob ntxiv, thiab ua rau kom muaj kev sib raug zoo ntawm lub zog, thiab ua rau kom muaj kev sib raug zoo ntawm lub zog, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kev saib xyuas muaj zog dua, thiab ua rau kev saib xyuas lub zog loj dua qub, thiab ua rau kev saib xyuas lub zog loj.
Dab tsi yog Harmonic Lim-Scrobed: LTEC
Harmonic Limyog cov khoom siv tshwj xeeb tau tsim los tiv thaiv cov tshuab hluav taws xob thiab kev ua kom muaj kev cuam tshuam nrog ob hom, thiab lawv muaj kev tiv thaiv lub zog rau lub zog ua haujlwm thiab muaj kev tiv thaiv lub zog hluav taws xob} {2 {2}
Dab tsi yog cov nquag ua hauj lwm cov ntxaij lim dej: ltec
Cov qauv kev lim hiam haronic lim muaj cov qauv tsim qauv, nws tuaj yeem tsim kho cov teeb meem ntau dhau los, nws tuaj yeem tsim tawm cov cim kev sib txuas lus ntau ntxiv rau kev sib raug zoo {}}
Cov ntxaij lim dej phem feem ntau muab faib ua ob hom: parallel cov ntxaij lim dej: parallel active ntxaij lim dej . Lawv txhua tus tshwj xeeb zoo thiab cov yam ntxwv:
Parallel lub lim lim
Parallel Lub lim lim lim lim dej ua ke: Tshawb nrhiav
Nws yog tsuas yog txuas rau hauv parallel nrog lub nra thiab siv los kwv yees lub zog tam sim no ntawm lub zog hluav taws xob, nws yuav tsim kev them nyiaj tam sim no kom nruab nrab lub harmonic Cheebtsam.
Series nquag lim
Series nquag lim-sourced: sciencedirect
Nws yog feem ntau txuas nrog lub zog hluav taws xob thiab offsets tus voltage voltage, yog li lub load tuaj yeem ua tau ntau dua .
Lub ntsiab zoo ntawm cov lim dej nquag yog:
Tshem tawm cov Harmistics
Tshem tawm kev sib raug zoo-sourced: powerquarity
The main purpose of active harmonic filters is to eliminate harmonics in power systems. It mainly adapts to the changes in harmonic frequency and harmonic spectrum in the power system, generates reverse compensation current, offsets the components of various harmonics, and thus improves the parameters of power quality.
Txhim kho cov peev txheej muaj zog
Txhim kho lub zog hluav taws xob -eas: muaj zog zog:
Cov lim dej phem tuaj yeem hloov kho kom haum rau cov kev hloov pauv zoo, muab cov khoom siv harmonic, thiab yog li txhim kho lub zog hluav taws xob.
Cleaner thiab muaj zog ruaj khov
Nqus tsev huv thiab ntau lub zog ruaj khov - kev siv zog: constellationenergy
Los ntawm kev kawm siab tshaj thev naus laus zis thiab tswj cov ntxaij lim dej tsis zoo thiab txhaj tshuaj tiv thaiv kev sib xyaw ua ke thiab muaj zog ruaj khov rau tag nrho cov kab ke.
Dab tsi yog passive harmonic lim dej: -sourced: LTEC
Passive harmonic lim feem ntau yog tshem tawm cov tsis muaj peev xwm ua ke los tsim cov kev sib raug zoo hauv lub hom phiaj ntawm kev sib txawv ntawm cov kev sib raug zoo hauv lub siab tawv .
Cov hom kev lim hiam zawv uas muaj kev vam meej: Tshawb nrhiav
Passive harmonic filters are mainly divided into single-tuned filters, double-tuned filters and high-pass filters. By using passive components such as reactors and capacitors in passive harmonic filters, these components are tuned to specific frequencies to filter out specific harmonic components in the system, reduce harmonics in the system, compensate for reactive power in the system, and improve power factor.
{{011. Lub lim lim harmonic Lim vs passive harlies lim: ib qho kev soj ntsuam science
Peb tuaj yeem ntsuas qhov ua tau zoo, kev ua tau zoo, kev txij nkawm, thiab yoog raws li kev ua phem rau hauv qab no .
|
Yam |
Nquag harmonic lim
Nquag harmonic lim-scrived: ltec |
Passive haronic lim
Passive haronic lim-scruct: ltec |
|
Ua tau zoo |
Tuaj yeem txo ntau zaus nyob rau tib lub sijhawm; Nquag kho cov kab sib tw harmonic tam sim no; Zam dhau kev sib tshooj ntawm qhov txwv; |
Feem ntau yuav tsuas yog lim ib qho kev sib cav sib ceg; Tsuas tuaj yeem txo cov neeg sib raug zoo ntawm tus lej ruaj khov tsis pub dhau qee qhov ntau zaus; Tsis tuaj yeem zam dhau dhau; |
|
Tus nqi |
Tus nqi siab pib, tab sis ntau dua cov nqi sib zog; Tuaj yeem kho ntau lub nra rau ib zaug, muaj kev xaiv pheej yig dua; |
Ntau tus nqi-ua tau zoo nyob rau hauv loj, ib leeg tsis-linear load daim ntawv thov; Tus nqi qis, tab sis tus nqi tswj hwm siab; |
|
Kho |
Tuaj yeem hloov kho thiab teb rau ntau yam kev sib cav sib luag; Kev teeb tsa rau ntau lub zog hluav taws xob muab cov kev daws teeb meem zoo; Tus nqi kho txij nkawm tsawg; |
Nquag mus rau overheating ntawm cov khoom nws tus kheej, thiab cov txiaj ntsig tau ua tsis tau; Tsuas yog siv rau ib qho kev ua kom muaj kev sib haum xeeb; |
|
Cov nqi ua haujlwm |
Yuav tsum tau kuaj xyuas txuas ntxiv thiab saib xyuas, yog li tus nqi yuav siab dua; Yuav tsum muaj kev hloov kho ib txwm muaj thiab kev tshuaj xyuas; |
Nws yog tus txheej txheem them nqi uas muaj kev cuam tshuam tsawg dua thiab tsis tas yuav muaj kev saib xyuas; Tsis zoo hloov thiab hloov tau yooj yim; |
|
Yooj yooj |
Tuaj yeem siv rau cov zog sib txawv; Tuaj yeem hloov kho ntau yam sib txawv ntawm ib zaug; Kev yooj yim dua; |
Yuav tsum tau nruab ib ncig ntawm cov khoom siv uas tsim kev sib haum xeeb; Nws yog ib qho khoom siv txij nkawm me dua; Tsis zoo yooj yim thiab kev yoog tau; |
Dab tsi yog qhov sib txawv tseem ceeb ntawm cov nquag thiab passive harmonic lim dej-sourced: mem tes
Ob qho tib si lim dej Harmonic thiab ua kom muaj kev sib txawv hauv cov hluav taws xob {}} Tab sis cov kev tswj tseem ceeb ntawm.
Cov lim dej phem feem ntau sib haum xeeb thiab tshem tawm cov kev sib raug zoo los ntawm cov kev sib raug zoo uas phim rau cov theem sib tw tab sis nrog ntu sib luag tab sis nrog ntu sib txawv tab sis nrog ntu rov qab {}}
Passive harmonic lim dej feem ntau siv passive Cheebtsam xws li deistive, capacitors thiab inductors los kho cov nquag nquag nquag nquag nquag nquag nquag zaus.
{{0 13. Dab tsi yog qhov zoo ntawm kev siv cov lim dej tsis zoo siv tsis txhob ua txhaum ib qho?
Piv nrog passive harmonic lim, qhov zoo ntawm cov lim dej tsis sib haum yog:
Zoo dua
Xav tau ntau dua - tau txais: monolithicpower
Cov lim dej phem yog qhov yoog tau ntau dua thiab tuaj yeem tswj kev ua phem rau hauv qab 5% ntawm kev thauj khoom qis dua 10% .
Tsis muaj hwj chim siv ntawm tsis muaj thauj khoom
Tsis muaj lub zog siv nyob rau tsis muaj load-sourced: Electricalvolt
Nws tuaj yeem muab ntsia nyob txhua qhov chaw hauv kab ntau lawm thiab yuav tsis tsim lub zog muaj zog ntawm tsis muaj thauj khoom .
Siab tus nqi-ua hauj lwm zoo
Nquag muaj cov lim dej phem tau siv tus nqi ntau dua. nws tuaj yeem siv cov invereers hauv cov nyom ntawm.
14. Yuav ua li cas cov nquag ua hauj lwm harmonic lim txhim kho koj lub zog zoo?
Yuav ua li cas cov nquag Haronic lim txhim kho koj lub zog zoo-sourced: powerside
- Hauv cov txheej txheem hluav taws xob ib txwm muaj, qee qhov kev sib haum xeeb tsim los ntawm Inverter yuav ua rau lub tshuab tiv thaiv ntawm cov nquag ua rau muaj kev lim hiam hammming {}}
- Cov kev puas tsuaj no yooj yim tuaj yeem cuam tshuam nrog cov khoom siv precision thiab ua rau voltage distortion.
- Los ntawm kev txhim kho lub lim piam phem, kev tawm tsam tam sim no yog tsim tawm los ua kev phom sij cov kev phom sij no {}}
- Nyob rau hauv txoj kev no, lub zog muab ntawm Circuit System yog ruaj khov thiab tag nrho lub zog zoo yog txhim kho .
- Thaum txhim kho lub zog tag nrho, nws kuj tseem tuaj yeem tiv thaiv kom precision cov khoom siv hluav taws xob {}} tsim kev pheej hmoo ntawm downtime.
15. Dab tsi yog cov kev ua haujlwm ua raws cai hauv cov ntsiab lus rau cov lim dej nquag thiab ua kom dhau los?
Cov txheej txheem ua haujlwm rau cov lim dej ua kom nquag plias yog:
Lub hauv paus ntsiab lus ua haujlwm rau cov lim lim Harmonic lim
Lub hauv paus ntsiab lus ua haujlwm rau kev ua haujlwm rau cov neeg lim dej Harmonic Lim-Souronic: Tshawb nrhiav
Siv cov khoom tshaj lij ntawm kev saib xyuas cov kev sib txawv ntawm tag nrho cov kab ke, thiab tom qab ntawd tsim tawm rov qab tawm los ntawm qhov kev phom sij no.
Kev ua haujlwm rau txoj haujlwm ua haujlwm rau passive harmov lim
Cov Ntsiab Haujlwm Ua Haujlwm rau passive Harmonic Lim-Sourced: HammondPowerslutions
Ntsia hauv lub kaw lus, nws cov lus qhia tshwj xeeb rau cov Harmonic qaug rau hauv tag nrho cov cuab yeej raws li kev ua ntej .
Cov tswv yim zoo tshaj plaws rau kev saib xyuas tsis tu ncua ntawm cov lim dej muaj xws li muaj:
Txheeb xyuas lub cev ntawm lub harmonic lim
Txheeb xyuas lub cev nqaij daim tawv ntawm cov lim piam uas muaj kev phem: fluke
Siv ntau yam khoom siv lossis pom pom kev los kuaj xyuas lub cev ntawm lub cev lossis hnav ntau yam nrog kev puas tsuaj rau cov khoom siv ntawm .
Softwareuphoo lugslub tatus
Software hloov tshiab cov xwm txheej-qw: Vecteezy
Tsis tu ncua cov software hloov tshiab ntawm lub harmonic lim kom cov teeb meem lossis cov teeb meem yuav kho tau nyob rau hauv kev siv tom ntej siv cov khoom .
Ib txwmckev caij
Kev ntsuas hluav taws xob tsis tu ncua-poob: pruftechnik
Tsis tu ncua nyeem, sau thiab ntsuas cov ntaub ntawv ntawm lub harmonic lim {}}
Qho soco lasntrol
Kev tswj qhov kub thiab txias-sourced: DwyeromeGA
Overheating yuav cuam tshuam rau kev siv cov khoom siv thiab txo nws txoj kev ua tau zoo {}} Thaum siv, lub sijhawm ua haujlwm yuav tsum tsis txhob muaj kev puas tsuaj rau cov khoom siv {}}
Thaum txiav txim siab cov lim harmonic lim lossis lub lim heronic passive harmonic, koj yuav tsum xav txog qhov hauv qab no:
Inverter Topology
Inverter Topology-Scourced: Springernature
Feem ntau cov lim dej ua haujlwm tam sim no siv peb-theem NPC inverter Topology, nws tuaj yeem nqa ntau yam zoo {}}
Muaj kev poob qis
Nquag siv cov lim dej thiab cov lim hiam yuam kev tuaj yeem tsim cov kev poob sib txawv, thiab kev xaiv cov kev poob zoo heev yog .
Lub peev xwm raug mob ua phem
Cov khoom raug mob Harmonic muaj peev xwm-tau txais: MDPI
Lub peev xwm teeb meem harmonic muaj peev xwm ntawm cov lim dej Harmonic lim dej sib txawv, thiab muaj peev xwm ua tau zoo heev {.
Lub Sijhawm Teb Teb
Cov teeb meem muaj teeb meem hauv lub cev yuav tshwm sim hauv qhov chaw lim dej nrawm muaj cov lus teb sib txawv muaj cov lus teb sib txawv thiab cov khoom siv equi}}
Electromagnetic Compatibility
Electromagnetic Sib Xws-Kev Tshawb Fawb: Media
Electromagnetic sib raug zoo los ntawm ntau lub teb chaws lossis thaj chaw muaj cov teeb meem nruj me nyuam} Koj yuav tsum xav txog qhov tseeb uas muaj kev sib tw lim hilonic lim}}
Nqi
Tus nqi ntawm cov lim dej ua haujlwm phem thiab cov khoom sib txawv ntawm cov txheej txheem xaiv, koj tuaj yeem xa mus rau koj cov peev nyiaj xaiv thiab laij cov nqi xaiv tau zoo.
Nyob rau hauv lub zog hluav taws xob, cov lus teb ceev yog qhov tseem ceeb rau cov ntxaij lim dej Harters Harters vim tias lub hwj huam thauj khoom hloov sai:
Ua haujlwm lim dej phemteb lub sijhawm
Nquag ua hauj lwm harters lim lub sij hawm-sourced: powerside
Cov lim dej Harters ua phem tuaj yeem kho kom raug mob hauv lub zog ua kom tau raws li qhov xav tau ntawm cov kev xav tau niaj hnub uas yuav tsum tau hloov kho tam sim no.
PCov lus qhia lim dej harmonic limteb lub sijhawm
Passive Harvove Lim teb lub sijhawm-qw: monolithicpower
Cov lus teb ceev ntawm passive harmonic lim dej yog qhov kev daws teeb meem loj thiab txhim khu kev qha rau lub zog ua kom muaj kev phom sij rau lub zog ua kom ib puag ncig .
Dab tsi yog qhov ntau ntawm cov nquag thiab passive harmonic ntxaij lim dej-sourced: Emmismarine
Cov lim dej phem thiab muaj peev xwm ua kom muaj kev sib txawv ntawm cov kev lim hiam thiab yog qhov tsim nyog nyob rau hauv cov txheej txheem sib txawv thiab tsis haum rau ntau qhov chaw sib txawv.
Dab tsi yog qhov loj me thiab teeb tsa ntawm cov nquag thiab passive harmonic ntxaij lim-sourced: HammondPowerslutionss
Feem ntau cov tshuab hluav taws xob yog tam sim no kev sib xyaw ua ke, nyob rau hauv cov nqe lus ntawm qhov loj thiab kev teeb tsa:
- Cov lim dej phem me me thiab haum rau kev teeb tsa hauv cov txheej txheem sib txawv thiab tuaj yeem nthuav tawm txhua lub sijhawm raws li koj cov kev xav tau.
- Passive harconic lim yuav tsum muaj chaw ntau dua thiab xav tau kev rau siab ntau dua nyob rau hauv thawj lub teeb .
Yuav ua li cas xaiv cov ntxaij lim dej zoo rau koj lub system: yam los txiav txim siab-sourced: kev ua niam txiv
Nyob rau hauv cov txheej txheem peev tom ntej, yog tias koj xav txog cov nqi siv hluav taws xob, nws tsis tuaj yeem pab tau cov khoom siv hluav taws xob, txuas ntxiv ntawm cov khoom siv hluav taws xob, txuas ntxiv ntawm lub zog hluav taws xob {}}
Xaus:
Active harmonic filters and passive harmonic filters, although their ultimate purpose is the same, they are very different in the process and method of dealing with power systems. In the future, when choosing a harmonic filter, you need to choose a solution that matches your electrical system and can meet your specific needs. If you have more questions and needs later, you are welcome to consult us.
