Los ntawm qhov kev xav ntawm tag nrho lub zog hluav taws xob, daim ntawv thov scenarios ntawm lub zog cia tuaj yeem muab faib ua peb qhov xwm txheej: lub zog cia ntawm lub cim tiam, lub zog cia ntawm sab kis thiab xa tawm, thiab lub zog cia ntawm tus neeg siv.Hauv kev siv cov tswv yim, nws yog ib qho tsim nyog los tshuaj xyuas lub zog cia thev naus laus zis raws li qhov yuav tsum tau muaj nyob rau hauv ntau yam xwm txheej kom pom cov khoom siv hluav taws xob tsim nyog tshaj plaws.Daim ntawv no tsom mus rau kev tsom xam ntawm peb qhov kev thov loj ntawm kev khaws cia lub zog.
Los ntawm qhov kev xav ntawm tag nrho lub zog hluav taws xob, daim ntawv thov scenarios ntawm lub zog cia tuaj yeem muab faib ua peb qhov xwm txheej: lub zog cia ntawm lub cim tiam, lub zog cia ntawm sab kis thiab xa tawm, thiab lub zog cia ntawm tus neeg siv.Peb qhov xwm txheej no tuaj yeem muab faib ua lub zog xav tau thiab lub zog xav tau los ntawm kev xav ntawm daim phiaj hluav taws xob.Lub zog-hom xav tau feem ntau xav tau lub sijhawm tso tawm ntev dua (xws li lub sijhawm hloov pauv lub zog), tab sis tsis xav tau lub sijhawm teb siab.Hauv qhov sib piv, cov kev xav tau ntawm lub hwj chim feem ntau yuav tsum muaj peev xwm teb tau sai, tab sis feem ntau lub sij hawm tso tawm tsis ntev (xws li kev hloov kho zaus).Hauv kev siv cov tswv yim, nws yog ib qho tsim nyog los tshuaj xyuas lub zog cia thev naus laus zis raws li qhov yuav tsum tau muaj nyob rau hauv ntau yam xwm txheej kom pom cov khoom siv hluav taws xob tsim nyog tshaj plaws.Daim ntawv no tsom mus rau kev tsom xam ntawm peb qhov kev thov loj ntawm kev khaws cia lub zog.
1. Lub zog tsim sab
Los ntawm qhov kev xav ntawm lub zog tsim hluav taws xob, qhov kev thov davhlau ya nyob twg rau lub zog cia yog lub zog cog.Vim muaj qhov sib txawv ntawm qhov sib txawv ntawm cov khoom siv hluav taws xob sib txawv ntawm daim phiaj, thiab qhov tsis sib haum xeeb ntawm lub zog tsim hluav taws xob thiab kev siv hluav taws xob los ntawm qhov tsis tuaj yeem ua haujlwm, muaj ntau hom kev xav tau rau lub zog cia ntawm lub zog tsim hluav taws xob, suav nrog lub sijhawm hloov hluav taws xob. , muaj peev xwm units, load nram qab no, Rau hom scenarios, xws li system zaus tswj, backup muaj peev xwm, thiab daim phiaj-txuas txuas ntxiv zog.
lub sij hawm hloov zog
Lub sij hawm hloov hluav taws xob yog kom paub txog lub ncov-shaving thiab hav-filling ntawm lub hwj chim load los ntawm lub zog cia, uas yog, lub fais fab nroj tsuag tsub lub roj teeb thaum lub sij hawm tsis muaj zog load, thiab tso tawm lub hwj chim cia nyob rau hauv lub ncov lub hwj chim load lub sij hawm.Tsis tas li ntawd, khaws cia cov cua tso tseg thiab lub zog photovoltaic ntawm lub zog tauj dua tshiab thiab tom qab ntawd txav mus rau lwm lub sijhawm rau kev sib txuas ntawm kab sib chaws tseem yog lub sijhawm hloov pauv lub zog.Lub sij hawm hloov hluav taws xob yog ib qho kev siv hluav taws xob raws li lub zog.Nws tsis muaj qhov yuav tsum tau nruj me ntsis ntawm lub sijhawm them thiab tawm, thiab lub zog xav tau rau kev them nqi thiab kev tawm tawm yog qhov dav.Txawm li cas los xij, kev siv lub sijhawm hloov pauv lub peev xwm yog tshwm sim los ntawm tus neeg siv lub zog thauj khoom thiab cov yam ntxwv ntawm kev tsim hluav taws xob tauj dua tshiab.Qhov zaus yog qhov siab, ntau tshaj 300 zaug hauv ib xyoos.
chav tsev muaj peev xwm
Vim qhov sib txawv ntawm cov hluav taws xob thauj khoom nyob rau lub sijhawm sib txawv, cov chaw siv hluav taws xob hluav taws xob yuav tsum tau ua kom muaj peev xwm ua kom siab tshaj plaws, yog li cov peev txheej tsim hluav taws xob yuav tsum tau muab tso tseg raws li lub peev xwm rau cov khoom sib xws, uas tiv thaiv thermal zog. units los ntawm kev ncav cuag lub zog tag nrho thiab cuam tshuam rau kev lag luam ntawm chav ua haujlwm.poj niam deev.Lub zog cia tuaj yeem siv los them nqi thaum cov khoom siv hluav taws xob tsawg, thiab tso tawm thaum lub zog siv hluav taws xob nce siab kom txo cov load ncov.Siv cov txiaj ntsig hloov pauv ntawm lub zog cia qhov system tso tawm lub peev txheej hluav taws xob hluav taws xob, yog li txhim kho tus nqi siv hluav taws xob thermal thiab nce kev lag luam.Chav tsev muaj peev xwm yog ib qho kev siv hluav taws xob raws li kev siv.Nws tsis muaj qhov yuav tsum tau nruj me ntsis ntawm lub sijhawm them thiab tawm, thiab muaj qhov xav tau dav dav ntawm kev them nqi thiab tawm lub zog.Txawm li cas los xij, vim tus neeg siv lub zog thauj khoom thiab lub zog tsim cov yam ntxwv ntawm lub zog tauj dua tshiab, daim ntawv thov zaus ntawm lub peev xwm yog lub sijhawm hloov pauv.Zoo sib xws, kwv yees li 200 zaug hauv ib xyoos.
load nram qab no
Load tracking yog ib qho kev pabcuam pabcuam uas hloov pauv hloov pauv kom ua tiav qhov sib npaug ntawm lub sijhawm hloov qeeb, hloov pauv tsis tu ncua.Kev hloov maj mam thiab tsis tu ncua hloov cov loads tuaj yeem muab faib ua lub hauv paus loads thiab ramping loads raws li qhov tseeb ntawm lub tshuab hluav taws xob ua haujlwm.Load tracking feem ntau yog siv rau ramping loads, uas yog, los ntawm kev kho cov zis, ramping tus nqi ntawm ib txwm zog units yuav raug txo kom ntau li ntau tau., tso cai rau nws mus hloov tau yooj yim raws li qhov ua tau mus rau theem kev qhia ntawv.Piv nrog rau chav tsev muaj peev xwm, cov load hauv qab no muaj cov kev xav tau siab dua ntawm lub sij hawm xa tawm, thiab lub sij hawm teb yuav tsum nyob rau theem feeb.
Qhov System FM
Kev hloov pauv zaus yuav cuam tshuam rau kev nyab xeeb thiab kev ua haujlwm zoo thiab lub neej ntawm cov khoom siv hluav taws xob thiab cov khoom siv hluav taws xob, yog li kev tswj hwm zaus tseem ceeb heev.Hauv cov qauv hluav taws xob ib txwm muaj, lub sijhawm luv luv ntawm lub zog tsis sib npaug ntawm daim phiaj hluav taws xob yog tswj hwm los ntawm cov chav nyob ib txwm muaj (tsuas yog lub zog thermal thiab hydropower hauv kuv lub tebchaws) los ntawm kev teb rau AGC cov cim.Nrog rau kev sib koom ua ke ntawm lub zog tshiab rau hauv daim phiaj, qhov volatility thiab randomness ntawm cov cua thiab cua tau aggravated lub zog imbalance nyob rau hauv daim phiaj fais fab hauv lub sij hawm luv luv.Vim qhov kev hloov pauv qeeb qeeb ntawm cov khoom siv hluav taws xob ib txwm muaj (tshwj xeeb tshaj yog lub zog thermal), lawv poob qab hauv kev teb rau daim phiaj xa tawm cov lus qhia.Qee lub sij hawm Misoperations xws li kev hloov pauv rov qab yuav tshwm sim, yog li qhov kev thov tshiab tshiab tsis tuaj yeem ua tiav.Nyob rau hauv kev sib piv, lub zog cia (tshwj xeeb tshaj yog electrochemical zog cia) muaj ib tug ceev zaus modulation ceev, thiab lub roj teeb yuav flexibly hloov ntawm cov nqi thiab tso tawm xeev, ua rau nws ib tug zoo heev zaus modulation kev pab cuam.
Piv nrog rau kev thauj mus los, lub sijhawm hloov pauv ntawm lub sijhawm thauj khoom ntawm lub kaw lus zaus hloov pauv yog nyob rau theem ntawm feeb thiab vib nas this, uas yuav tsum tau teb ceev dua (feem ntau nyob rau theem ntawm vib nas this), thiab txoj kev hloov kho ntawm cov khoom siv thauj khoom yog feem ntau. AGC.Txawm li cas los xij, qhov kev hloov pauv zaus yog ib daim ntawv thov siv hluav taws xob, uas yuav tsum tau them sai sai thiab tawm hauv lub sijhawm luv luv.Thaum siv cov khoom siv hluav taws xob hluav taws xob, yuav tsum muaj tus nqi loj-tso tawm, yog li nws yuav txo tau lub neej ntawm qee hom roj teeb, yog li cuam tshuam rau lwm hom roj teeb.kev lag luam.
muaj peev xwm seem
Reserve muaj peev xwm hais txog lub zog siv hluav taws xob tshwj tseg rau kev ua kom lub zog zoo thiab kev nyab xeeb thiab ruaj khov ntawm lub kaw lus thaum muaj xwm txheej ceev, ntxiv rau kom ua tau raws li qhov xav tau ntawm kev xav tau.Feem ntau, lub peev xwm cia yuav tsum yog 15-20% ntawm lub zog ib txwm muaj peev xwm ntawm lub kaw lus, thiab qhov tsawg kawg nkaus Tus nqi yuav tsum sib npaug ntawm lub peev xwm ntawm chav tsev nrog lub peev xwm loj tshaj plaws nyob rau hauv qhov system.Txij li thaum lub peev xwm cia yog tsom rau thaum muaj xwm txheej ceev, qhov kev ua haujlwm txhua xyoo yog feem ntau qis.Yog tias lub roj teeb siv rau qhov kev pabcuam tshwj xeeb ib leeg, kev lag luam tsis tuaj yeem lav.Yog li ntawd, nws yog ib qho tsim nyog los sib piv nrog tus nqi ntawm cov peev txheej uas twb muaj lawm los txiav txim seb tus nqi tiag tiag.hloov cov nyhuv.
Daim phiaj kev sib txuas ntawm lub zog tauj dua tshiab
Vim lub randomness thiab intermittent yam ntxwv ntawm cua zog thiab photovoltaic zog tiam, lawv lub hwj chim zoo yog phem tshaj li cov tsoos zog qhov chaw.Txij li qhov kev hloov pauv ntawm lub zog hluav taws xob tauj dua tshiab (frequency fluctuations, output fluctuations, etc.) ranges ntawm vib nas this mus rau teev, cov ntawv siv hluav taws xob uas twb muaj lawm kuj muaj cov ntawv siv hluav taws xob, uas feem ntau tuaj yeem muab faib ua peb hom: lub zog tauj dua tshiab lub sijhawm. -shifting, tauj dua tshiab zog tsim muaj peev xwm solidification, thiab tauj dua tshiab zog tso zis smoothing.Piv txwv li, txhawm rau daws qhov teeb meem ntawm kev tso tseg lub teeb nyob rau hauv photovoltaic lub zog tsim, nws yog ib qho tsim nyog yuav tsum khaws cov hluav taws xob ntxiv uas tsim tawm thaum nruab hnub rau kev tso tawm thaum hmo ntuj, uas yog lub sijhawm hloov pauv ntawm lub zog tauj dua tshiab.Rau lub zog cua, vim qhov tsis muaj zog ntawm lub zog cua, qhov tso zis ntawm lub zog cua hloov pauv tau zoo heev, thiab nws yuav tsum tau ua kom smoothed, yog li nws yog siv rau hauv cov ntawv siv fais fab.
2. Daim phiaj sab
Daim ntawv thov ntawm lub zog cia rau ntawm daim phiaj sab yog feem ntau yog peb hom: tshem tawm kev sib kis thiab kev faib tawm tiv thaiv congestion, ncua kev nthuav dav ntawm cov khoom siv hluav taws xob xa mus thiab cov khoom xa tawm, thiab txhawb nqa lub zog reactive.yog cov nyhuv hloov.
Alleviate kis tau tus mob thiab tis tiv thaiv congestion
Kab congestion txhais tau hais tias cov kab load tshaj qhov kab muaj peev xwm.Lub zog cia system yog nruab rau ntawm kab.Thaum txoj kab raug thaiv, lub zog hluav taws xob uas tsis tuaj yeem xa tuaj tuaj yeem khaws cia rau hauv lub zog cia khoom.Kab tawm.Feem ntau, rau lub zog cia tshuab, lub sijhawm tso tawm yuav tsum nyob rau theem teev, thiab cov haujlwm ua haujlwm yog li 50 txog 100 zaug.Nws belongs rau cov ntawv siv hluav taws xob thiab muaj qee qhov yuav tsum tau ua rau lub sijhawm teb, uas yuav tsum tau teb rau theem feeb.
Ncua kev nthuav dav ntawm cov khoom siv hluav taws xob sib kis thiab xa tawm
Tus nqi ntawm cov phiaj xwm phiaj xwm ib txwm muaj lossis kev hloov kho kab sib chaws thiab kev nthuav dav yog siab heev.Nyob rau hauv lub hwj chim kis tau tus mob thiab tis system qhov twg lub load yog ze rau cov khoom muaj peev xwm, yog hais tias lub load mov yuav txaus siab rau feem ntau ntawm lub sij hawm nyob rau hauv ib lub xyoo, thiab lub peev xwm yog tsawg tshaj li qhov load tsuas yog nyob rau hauv tej lub sij hawm ncov, lub zog cia system. tuaj yeem siv kom dhau lub peev xwm me me.Kev muaj peev xwm tuaj yeem txhim kho lub zog xa hluav taws xob thiab kev faib khoom muaj peev xwm ntawm daim phiaj, yog li ncua tus nqi ntawm cov khoom siv hluav taws xob tshiab thiab cov chaw faib khoom thiab ua kom lub neej ntev ntawm cov khoom siv uas twb muaj lawm.Piv nrog rau relieving kis tau tus mob thiab tis tiv thaiv congestion, ncua lub expansion ntawm lub hwj chim kis tau tus mob thiab faib khoom muaj ib tug tsawg zaus ntawm kev ua hauj lwm.Xav txog kev laus roj teeb, tus nqi hloov pauv tiag tiag yog siab dua, yog li cov kev xav tau siab dua tau muab tso rau hauv kev lag luam ntawm cov roj teeb.
Reactive kev txhawb nqa
Reactive fais fab kev them nyiaj yug yog hais txog cov kev cai ntawm kis tau tus mob voltage los ntawm txhaj los yog absorbing reactive hwj chim ntawm kis tau tus mob thiab tis kab.Tsis txaus los yog lub zog reactive ntau dhau yuav ua rau daim phiaj hluav taws xob hloov pauv, cuam tshuam rau lub zog zoo, thiab txawm tias cov khoom siv hluav taws xob puas.Nrog kev pab ntawm dynamic inverters, kev sib txuas lus thiab kev tswj cov cuab yeej, lub roj teeb muaj peev xwm tswj tau qhov voltage ntawm cov kis tau tus mob thiab tis kab los ntawm kev kho lub reactive zog ntawm nws cov zis.Reactive fais fab kev txhawb nqa yog ib daim ntawv thov fais fab nrog lub sij hawm luv luv tab sis muaj kev ua haujlwm siab.
3. Cov neeg siv sab
Tus neeg siv sab yog lub davhlau ya nyob twg siv hluav taws xob, thiab tus neeg siv yog tus neeg siv khoom thiab siv hluav taws xob.Tus nqi thiab cov nyiaj tau los ntawm kev tsim hluav taws xob thiab kev xa tawm thiab kev faib tawm sab nraud yog qhia nyob rau hauv daim ntawv ntawm cov nqi hluav taws xob, uas hloov mus rau tus neeg siv tus nqi.Yog li ntawd, theem ntawm tus nqi hluav taws xob yuav cuam tshuam rau tus neeg siv qhov kev thov..
Tus neeg siv sijhawm-ntawm-kev siv hluav taws xob tswj tus nqi
Lub zog hluav taws xob faib 24 teev nyob rau ib hnub rau ntau lub sijhawm xws li ncov, tiaj tus, thiab qis, thiab teeb tsa cov nqi hluav taws xob sib txawv rau txhua lub sijhawm, uas yog lub sijhawm siv hluav taws xob.Tus neeg siv lub sij hawm ntawm kev siv hluav taws xob tswj tus nqi zoo ib yam li lub sij hawm hloov hluav taws xob, qhov sib txawv tsuas yog cov neeg siv lub sij hawm ntawm kev siv hluav taws xob tswj tus nqi yog raws li lub sij hawm ntawm-siv hluav taws xob nqi system los kho lub zog load, thaum lub zog. time-shifting yog kho lub zog tsim raws li lub zog load nkhaus.
Capacity Charge Management
kuv lub teb chaws siv ob feem ntawm cov nqi hluav taws xob rau cov lag luam loj hauv kev lag luam hluav taws xob: tus nqi hluav taws xob yog hais txog tus nqi hluav taws xob uas raug them raws li cov nqi hluav taws xob tiag tiag, thiab tus nqi hluav taws xob muaj peev xwm feem ntau yog nyob ntawm tus nqi siab tshaj ntawm cov neeg siv khoom. siv zog.Kev tswj tus nqi peev yog hais txog kev txo tus nqi peev los ntawm kev txo qis kev siv hluav taws xob siab tshaj plaws yam tsis muaj kev cuam tshuam rau kev tsim khoom.Cov neeg siv tuaj yeem siv lub zog cia khoom khaws cia lub zog thaum lub sijhawm siv hluav taws xob tsawg thiab tso tawm cov khoom thauj thaum lub sij hawm ncov, yog li txo cov load tag nrho thiab ua tiav lub hom phiaj ntawm kev txo cov nqi peev.
Txhim kho lub zog zoo
Vim muaj qhov sib txawv ntawm qhov kev khiav hauj lwm ntawm lub zog ntawm lub zog thiab qhov tsis yog-linearity ntawm cov khoom siv thauj khoom, lub zog tau txais los ntawm tus neeg siv muaj teeb meem xws li voltage thiab tam sim no hloov pauv lossis zaus sib txawv.Lub sijhawm no, qhov zoo ntawm lub zog tsis zoo.Qhov system zaus hloov kho thiab kev txhawb zog reactive yog txoj hauv kev los txhim kho lub zog zoo ntawm lub zog tsim hluav taws xob thiab kev sib kis thiab kev faib tawm sab.Ntawm cov neeg siv, lub zog cia qhov system kuj tuaj yeem ua kom muaj zog thiab qhov sib txawv ntawm qhov sib txawv, xws li siv lub zog cia los daws cov teeb meem xws li qhov hluav taws xob nce, poob, thiab flicker hauv kev faib khoom photovoltaic.Txhim kho lub zog zoo yog ib qho kev siv hluav taws xob zoo.Kev lag luam tawm tshwj xeeb thiab kev khiav hauj lwm zaus sib txawv raws li qhov tseeb daim ntawv thov scenario, tab sis feem ntau lub sij hawm teb yuav tsum yog nyob rau hauv millisecond theem.
Txhim kho kev ntseeg tau ntawm lub zog
Lub zog cia yog siv los txhim kho kev ntseeg siab ntawm micro-grid fais fab mov, uas txhais tau hais tias thaum muaj hluav taws xob tsis ua haujlwm, lub zog cia tuaj yeem muab lub zog khaws cia rau cov neeg siv kawg, tsis txhob cuam tshuam lub zog thaum lub sijhawm kho qhov yuam kev, thiab ua kom muaj kev ntseeg siab ntawm lub zog. .Cov khoom siv hluav taws xob cia hauv daim ntawv thov no yuav tsum ua kom tau raws li qhov yuav tsum tau ua ntawm kev ua tau zoo thiab kev ntseeg siab, thiab lub sijhawm tso tawm tshwj xeeb yog feem ntau cuam tshuam nrog qhov chaw teeb tsa.
Post lub sij hawm: Aug-24-2023