Hauv cov tshuab hluav taws xob niaj hnub no, kev tswj xyuas lub zog zoo yog qhov tseem ceeb rau kev txhim kho kev siv hluav taws xob, txo cov khoom siv tsis ua hauj lwm thiab ua kom muaj kev ruaj ntseg ntawm daim phiaj. Ob qhov kev siv hluav taws xob zoo tshaj plaws yog kev daws teeb meem SVG (Static Var Generator)thiabAPF (Active Power Lim).

 

Txawm hais tias ntau tus kws tshaj lij thiab cov kws tshaj lij kev lag luam paub txog SVG thiab muaj qee qhov kev nkag siab ntawm APF, tsawg tus neeg nkag siab meej txog lawv qhov sib txawv, kev sib raug zoo thiab kev siv ua ke. Hauv kev ua haujlwm, xaiv SVG, APF, lossis ob qho tib si nyob ntawm cov yam ntxwv ntawm kev thauj khoom, kab sib chaws thiab cov teeb meem tshwj xeeb ntawm lub zog uas yuav tsum tau daws.

 

Rau cov cheeb tsam kev lag luam uas muaj zog nruj, SVG thiab APF feem ntau ntsia ua ke. Rau cov ntawv thov yooj yim nrog cov kev xav tau qis dua thiab cov nqi xav tau zoo dua, tsuas yog ib lub cuab yeej yuav raug xaiv.

 

Kab lus no piav qhia cov ntsiab lus, qhov sib txawv, qhov zoo thiab daim ntawv thov scenarios ntawm SVG thiab APF hauv cov ntsiab lus.

 

I. SVG (Static Var Generator) yog dab tsi?

Reactive Power Compensation

SVG (Static Var Generator) yog cov khoom siv hluav taws xob zoo tshaj plaws reactive zog them raws li tus kheej -commutated power semiconductor converters.

 

SVG pom cov kab sib chaws xws li qhov loj tam sim no, lub kaum sab xis thiab qhov hluav taws xob los ntawm kev hloov pauv tam sim no (CTs) thiab cov qauv ntsuas hluav taws xob. Tus maub los soj ntsuam cov kev ua haujlwm tsis zoo suav nrog lub zog reactive, lub zog pom tseeb thiab lub zog ntawm lub sijhawm. Raws li cov kev suav no, SVG dynamically generates them commands thiab tswj lub inverter tso zis tam sim no los muab reactive zog them, li no txhim kho lub hwj chim, stabilizing daim phiaj voltage thiab txhim kho tag nrho cov hwj huam zoo.

 

Lub hom phiaj tseem ceeb ntawm SVG yog los them rov qab lub zog reactive dynamically, yog li txhim kho lub hwj chim thiab stabilizing lub zog.

Main Functions of SVG

• Dynamic reactive zog them nyiaj
• Kev kho lub zog
• Voltage stabilization
• Txo qhov voltage fluctuation thiab flicker
• Mitigation ntawm peb -theem imbalance
• Kev txhim kho ntawm transformer thiab cable siv
• Txo cov nqi hluav taws xob los ntawm kev siv hluav taws xob tsawg

 

Piv nrog cov tsooscov tsev txhab nyiaj capacitor, SVG muab:

• Kev teb ceev dua
• Kev them nyiaj raug siab dua
• Kev them nyiaj tsis tu ncua dynamic
• Kev ua tau zoo dua nyob rau hauv kev hloov pauv loads

 

Txawm li cas los xij, SVG muaj peev xwm lim kev sib haum xeeb, tshwj xeeb tshaj yog rau siab - txiav txim siab harmonics.

 

II. APF (Active Power Filter) yog dab tsi?

Harmonic Lim

APF (Active Power Filter) yog cov khoom siv hluav taws xob sib xyaw ua ke uas siv hluav taws xob niaj hnub siv hluav taws xob thiab cov teeb liab ua cov thev naus laus zis.

Active Power Filter (APF) tsis tu ncua saib xyuas cov kev sib raug zoo tam sim no uas tsim los ntawm cov khoom siv tsis yog siv hluav taws xob tam sim no (CTs). Los ntawm kev siv cov teeb liab digital ua cov algorithms, tus maub los txheeb xyuas cov khoom sib haum xeeb hauv lub sijhawm tiag tiag thiab tsim cov lus txib them nyiaj dynamic. Lub inverter module ces outputs them tam sim no sib npaug ntawm amplitude thiab opposite nyob rau hauv theem rau cov harmonic tam sim no, zoo suppressing harmonics, txo tag nrho harmonic distortion (THD) thiab txhim kho daim phiaj fais fab tuag.

 

Tsis zoo li cov ntxaij lim dej tsis zoo, APF tuaj yeem taug qab kev sib haum xeeb nrog kev hloov pauv zaus thiab qhov dav, thiab nws qhov kev ua tau zoo tsis cuam tshuam los ntawm kab sib chaws impedance.

 

Lub luag haujlwm tseem ceeb ntawm APF

• Harmonic tam sim no txwv
• Kev txhim kho lub zog zoo
• Grid tam sim no purification
• Kev tiv thaiv cov khoom siv hluav taws xob
• Txo cov transformer thiab cable overheating
• Tiv thaiv cov cuab yeej ua haujlwm tsis zoo los ntawm kev sib haum xeeb

 

APF yog qhov tshwj xeeb tshaj yog tsim rau cov ntawv thov uas muaj coob tus ntawm cov khoom tsis muaj kab, xws li:

• Variable Frequency Drives (VFDs)
• UPS systems
• EV them chaw nres tsheb
• Cov chaw zov me nyuam
• LED teeb pom kev zoo systems
• Industrial automation khoom

 

Txawm hais tias APF tuaj yeem muab cov nyiaj them rov qab tsis muaj zog, nws txoj haujlwm tseem ceeb tseem muaj kev sib haum xeeb.

 

III. Qhov txawv ntawm SVG thiab APF

Ntau tus neeg siv tsis meej pem SVG thiab APF vim tias ob qho tib si siv hluav taws xob hluav taws xob thev naus laus zis. Txawm li cas los xij, lawv daws cov teeb meem ntawm lub zog sib txawv.

Cias muab:

SVG feem ntau daws teeb meem reactive zog

APF feem ntau daws teeb meem kev sib haum xeeb

1. Cov haujlwm tseem ceeb sib txawv

SVG

SVG tsom rau:

• Reactive zog them nyiaj
• Kev txhim kho lub zog
• Voltage stability
• Nws feem ntau tso tawm qhov tseem ceeb - zaus reactive tam sim no.

APF

APF tsom rau:

• Harmonic filtering
• Harmonic tam sim no txwv
• Daim phiaj waveform purification

 

APF feem ntau tso tawm cov kev sib haum xeeb them tam sim no txhawm rau tshem tawm kev sib haum xeeb thiab txhim kho daim phiaj hluav taws xob zoo.

 

2. Cov hom phiaj ntawm daim ntawv thov sib txawv

SVG Cov ntawv thov raug

• Tsis tshua muaj zog factor systems
• Reactive zog hloov pauv
• Voltage instability
• Industrial motor loads
• Cov khoom siv vuam
• Rolling mills

 

APF Cov Ntawv Thov Kev Siv

• Harmonic distortion
• Nonlinear hluav taws xob loads
• Cov chaw zov me nyuam
• EV chargers
• Inverter systems
• Precision manufacturing khoom

 

3. Cov hom phiaj them nyiaj sib txawv

Yam khoom	SVG	APF
Main Function	Reactive zog them nyiaj	Harmonic filtering
Lub hom phiaj teeb meem	Tsawg zog yam	Harmonic distortion
Tso zis tam sim no	Tseem ceeb reactive tam sim no	Harmonic them tam sim no
Teb kom pom tseeb	Voltage thiab PF stability	Harmonic suppression
Harmonic Lim Muaj peev xwm	Txwv tsis pub	Zoo heev
Reactive Compensation Muaj peev xwm	Zoo heev	Txwv tsis pub

 

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IV. Kev sib raug zoo ntawm SVG thiab APF

Txawm hais tias SVG thiab APF muaj cov haujlwm tseem ceeb sib txawv, lawv yog cov thev naus laus zis zoo sib xws.

 

Ob qho khoom siv:

• Siv cov khoom siv hluav taws xob zoo tshaj plaws
• Ua haujlwm los ntawm kev txawj ntse digital tswj systems
• Ua dynamic tiag tiag - sijhawm them nyiaj
• Txhim kho lub zog tag nrho

 

Qhov tseem ceeb tshaj, SVG thiab APF tuaj yeem ua haujlwm ua ke hauv tib lub zog faib hluav taws xob.

 

Vim li cas thiaj siv SVG thiab APF ua ke?

Hauv ntau qhov kev lag luam, cov tshuab hluav taws xob ib txhij raug kev txom nyem los ntawm:

• Tsawg zog yam
• Harmonic distortion
• Voltage fluctuation
• Peb -phase imbalance

 

Hauv cov xwm txheej zoo li no, kev txhim kho SVG nkaus xwb lossis APF nkaus xwb yuav tsis daws txhua yam teeb meem hluav taws xob zoo.

 

Kev sib xyaw ua ke SVG + APF daws tuaj yeem:

• Compensate reactive zog
• Tshem tawm harmonics
• Txhim kho voltage stability
• Txhim kho qhov system efficiency
• Tiv thaiv cov khoom siv hluav taws xob
• Txo lub zog poob

 

Yog li ntawd, SVG thiab APF ua ke tsim lub hauv paus ntawm kev tswj xyuas hluav taws xob niaj hnub zoo.

 

V. Kev sib koom ua ke ntawm SVG thiab APF

Thaum siv SVG nkaus xwb

• SVG ib leeg yog tsim nyog thaum:
• Harmonic distortion yog tsawg
• Qhov teeb meem tseem ceeb yog qhov tsis zoo ntawm lub zog
• Voltage fluctuation xav tau kev kho
• Cov peev nyiaj rhiab heev

 

Thaum siv APF nkaus xwb

• APF ib leeg yog tsim nyog thaum:
• Harmonic pollution yog hnyav heev
• Nonlinear loads dominate
• Lub zog qhov tseem ceeb twb tau txais
• Cov cuab yeej tiv thaiv yog qhov kev txhawj xeeb tseem ceeb

 

Thaum Yuav Siv SVG + APF Ua Ke

• Combined deployment yog pom zoo thaum:
• Ob qho tib si harmonics thiab reactive zog teeb meem muaj
• Load tej yam kev mob yog complex
• Cov qauv hluav taws xob zoo yog nruj
• Kev lag luam loj loj yuav tsum tau them nyiaj ntau

 

Cov kev lag luam uas muaj xws li:

• Cov nroj tsuag hlau
• Petrochemical chaw
• Semiconductor factories
• EV them chaw nres tsheb
• Cov chaw zov me nyuam
• Cov chaw tsim khoom ntse

 

VI. SVG nrog Integrated APF Functions

Niaj hnub no, qee cov qauv SVG siab heev koom ua ke ib nrab APF kev ua haujlwm. Cov khoom siv hybrid no tuaj yeem ua haujlwm ib txhij:

• Reactive zog them nyiaj
• Tsawg harmonic filtering

 

Qhov kev tsim ua ke no txo ​​qis:

• Qhov chaw nruab
• System complexity
• Tus nqi pib nqis peev

 

Txawm li cas los xij, rau cov chaw uas muaj kev cuam tshuam loj heev, kev mob siab rau APF tseem pom zoo rau kev ua haujlwm zoo lim dej.

 

VII. Xaus

SVG thiab APF yog ob qho kev daws teeb meem tseem ceeb rau kev txhim kho lub zog niaj hnub zoo, tab sis lawv qhov tseem ceeb ntawm kev ua haujlwm yog txawv.

 

SVG feem ntau yog siv rau reactive fais fab nyiaj them thiab kho lub hwj chim factor.

 

APF feem ntau yog siv rau kev sib haum xeeb thiab kev ua kom huv ntawm daim phiaj.

 

Hauv kev siv tswv yim, kev xaiv ntawm SVG, APF, lossis kev sib xyaw ua ke yuav tsum yog raws li:

• Load yam ntxwv
• Harmonic qib
• Cov kev xav tau ntawm lub zog
• Daim phiaj xwm txheej
• Qhov project pob nyiaj siv

 

Rau kev tswj hwm lub zog zoo, kev sib txuas SVG thiab APF feem ntau muab cov kev daws teeb meem zoo tshaj plaws thiab txhim khu kev qha.