Mayelana NATHI

Mayelana NATHI

Umthandi

Ahf

Q

Yini isihlungi esisebenzayo se-harmonic?

Isihlungi esisebenzayo se-harmonic (AHF) idivaysi ye-elekthronikhi esetshenzisiwe ukunciphisa imisipha evumelanayo ezinhlelweni zamandla kagesi. -Khuthele Izihlungi ze-hamonic zijova i-harmonic currents evumelanayo ukuze ukhansele lezo ezikhiqizwe yimithwalo engemihle.

Q

Uyini umgomo osebenzayo wesihlungi esisebenzayo se-harmonic?

Ukuhlunga okusebenzayo kwe-hamonic kusebenza ngokuzwakala imisipha ye-harmonic, ukukhiqiza isinali elihlukile, nokufaka lesi siginali emuva ohlelweni lwamandla ukuze lusebenze khona i-harmonics. Lokhu kugcina ihlanza i-wavelform ye-sinusoidal ye-sinusoidal, eduze nemvamisa efanelekile eyisisekelo.

Q

Yiziphi izinhlobo zezihlungi ezisebenzayo ze-harmonic?

1.Izihlungi ezisebenzayo: Kuxhunyiwe ku-Series nomthwalo, kunxephezela i-voltage harmonics.
I-2.Shunt Active Filter: Ixhunywe ngokufana nomthwalo, inxephezelo i-harmonics yamanje.
I-3.hybrid esebenzayo Isihlungi: ihlanganisa uchungechunge kanye nokuhlunga okusebenzayo kokuhlungwa okuphelele kwe-harmonic.

Q

Umehluko phakathi kokuhlunga okusebenzayo kwe-hamonic kanye nezihlungi ze-harmonic

Izihlungi ezisebenzayo zikhansela ngenkuthalo i-harmonics, enikeza isinxephezelo esinamandla nesinembile. Izihlungi ze-Passive zisebenzisa izingxenye ezingenakuphikwa (i-Inductor kanye nama-capacitors) ukudonsa imvamisa ethile ye-harmonic, enikeza isixazululo esinqunyelwe. Ukuhlunga okusebenzayo kuvame ukubiza kakhulu kepha kunikeza ukusebenza okungcono, ikakhulukazi ngemithwalo ehlukahlukene. Izihlungi ze-Passive zilula futhi zibiza kakhulu ngezinkinga ezilungisiwe ze-harmonic.

Into exabanakayo

Q

Yini i-generator ye-static var?

I-static var generator (SVG) idivaysi yama-elekhtronikhi yamandla asetshenziselwa ukulawula amandla asebenzayo ezinhlelweni zikagesi. Inikeza isinxephezelo esisebenzayo esisebenzayo sokulawulwa kwamandla kagesi kanye nokwenza ngcono amandla wekhwalithi.

Q

Uyini umgomo osebenzayo we-tulic var generator?

I-SVGS isebenzisa amandla aguqukayo ama-elekthronikhi, imvamisa abaguquli be-volpe-apholile (ama-VSCs), ukuhlanganisa amandla asebenzayo. Bangakwazi ukulungisa ngokushesha umphumela wabo ukuze bakhiqize noma basebenzise amandla okuphendula njengoba kudingeka, ukulondolozela ukuqina kwamandla kagesi.

Q

Umehluko phakathi kwe-static var generator kanye ne-static var rensetor

Ngenkathi womabili lawula amandla asebenzayo, i-SVG uhlobo oluthile lwe-SVC olusebenzisa ama-elekthronikhi kagesi. I-SVC iyigama elibanzi elihlanganisa amadivaysi esinxephezelo samandla asebenzayo, kufaka phakathi ama-reactors alawulwa yi-thristor (TCS) kanye nama-capacitors ashintshiwe (ama-TSCs), kanye nama-SVG. Ama-SVG anikela ngokuphendula ngokushesha nokulawula okuguquguqukayo okuqhathaniswa nama-SVC wendabuko.

Q

Umehluko phakathi kwe-static var generator ne-capacitor Bank

Zombili zinikeza isinxephezelo samandla asebenzayo, kepha amabhange eCapacitor anikezela ngamazinga esinxephezelo esimisiwe, kanti ama-SVG ahlinzeka isinxephezelo esiguquguqukayo nesiguquguqukayo. Ama-Capacitor Banks alula futhi abiza kakhulu kepha anakho ukuguquguquka kanye nesivinini se-SVG.

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