I-PCS eDityanisiweyo kunye neNyathelo{0}}Isiguquleli esiPhezulu se-BESS
I-PCS edityanisiweyo kunye neNyathelo{0}}Isiguquli esiPhezulu se-BESS siyilelwe izityalo zokugcina amandla ezifuna ukuguqulwa okuhlangeneyo, okuphakathi kunye nesisombululo{1}}phezulu.
Ngokudibanisa uguqulo lwe-PCS, nyusa {{0}uqhagamshelo lwesiguquli, ulawulo lweqela lebhetri, kunye noyilo lokhuselo, inceda ekucutheni ukuhambelana kwezixhobo, iintambo zombane, ukuphakamisa umsebenzi, kunye nokuntsonkotha kofakelo. Ngolawulo lweqela lebhetri elizimeleyo kunye negridi{2}}iimowudi zokusebenza eziguquguqukayo, ixhasa ukusebenza okuthembekileyo okusembindini kwe-BESS ngelixa igcina uyilo lwesiza lula ukulufaka kunye nokugcina.
Kutheni esi sikhululo sidityanisiweyo sesiguquli sePCS
Iimveliso zethu zoMgqomo wokuGcina ibhetri zibonelela ngoluhlu lweenzuzo.
Uguqulo lwePCS kunye neNyathelo{0}}Phezulu kwiYunithi enye
Ngokungafaniyo ne-PCS eqhelekileyo elawula ubukhulu becala ukuguqulwa kwe-DC/AC, esi sisombululo sidityanisiweyo sidibanisa uguqulo lwe-PCS olusembindini kunye nenyathelo{0}}lokuqhagamshelwa kwe-transformer phezulu kwiyunithi enye. Inceda ukuguqula amandla ebhetri eDC abe yimveliso ye-AC kwaye unyuse umbane ophakathi -noqhagamshelwano lwe-voltage BESS.
Igridi{0}Iindlela zokuSebenza eziziqhelanisayo
Nge-PQ, VF, SVG, VSG, ukukhwela kwamandla ombane aphezulu/aphantsi-ukutyhutyha, kucinywe{1}}ukusebenza kwegridi, kunye nemisebenzi emnyama yokuqalisa, inkqubo inokuxhasa iimfuno zokusebenza ezahlukeneyo kwigridi{2}}ecaleni kunye nokusetyenziswa{3}}kwinkqubo yokugcina amandla.
Phezulu-Ubuchule beSithathu{1}}kwiNqanaba leToloji
Yakhelwe ngemigangatho emithathu ye-topology, inkqubo ixhasa uguqulo lwamandla olusebenzayo ngowona msebenzi uphezulu wenkqubo ukuya kuma-98%. Oku kunceda ukuphucula ukusebenza kogqithiso lwamandla kwiinkqubo zokugcina amandla ebhetri esembindini.
Amanqanaba amaninzi-woKhuselo loMbane
Uyilo oludityanisiweyo luquka ukhuseleko lombane kunye nesoftware-imisebenzi yokhuseleko lwezixhobo ukuxhasa ukusebenza ngokukhuselekileyo kwiiprojekthi eziphezulu-zamandla e-BESS. Oku kunceda ukuphucula ukuthembeka kwenkqubo apho uguqulo lwamandla, inyathelo lombane-phezulu, kunye noqhagamshelwano lwegridi lusebenza kunye.
Inkcazo
| DC Parameters | |
| Max. DC Voltage | 1500V |
| Max. DC yangoku | 1936A×4 |
| Uluhlu lweVoltage yeQela lebhetri | 1000–1500V |
| Inani lamaQela ebhetri aQhakamshelekayo | 2 / 4 |
| Iiparamitha zeAC (Igridi-iqhagamshelwe) | |
| Ikaliwe Amandla emveliso | 6900kVA |
| Ilinganiswe nge-AC Voltage | 10–35kV |
| Ireyithwe ngokuphindaphindiweyo kwigridi | 50/60Hz |
| AC yangoku THD | <3% (Rated Power) |
| Power Factor Adjustable Range | -1~+1 |
| Iimpawu zeNkqubo | |
| Indlela yokuzahlula | Eyomileyo-uhlobo / Ioyile{1}}entywiliselwa isiguquli |
| Max. Ukusebenza kweNkqubo | 98% |
| Umgangatho woKhuseleko | IP65 (Iguquli) / IP54 (Abanye) |
| Uluhlu lobushushu obusebenzayo | -40~+60℃ (>I-45℃Derating) |
| Uluhlu lokufuma oluvumelekileyo | 0–100% (Ayikhuphi{2}) |
| Max. Umphakamo wokuSebenza | 5000m (>4000m Derating) |
| Indlela yokupholisa | Iqondo lobushushu{0}olulawulwayo oluNyanzelwayo lokuPholisa umoya |
| INxibelelwano yoNxibelelwano | RS485 / CAN / Ethernet |
| Ujongano lweHMI | IBluetooth + APP |
| IiParameters zoomatshini | |
| Imilinganiselo | 7200×3400×3050mm (Eyomileyo-uhlobo) |
| Ubunzima | 30000kg |
System Architecture
Njengenkqubo yoguqulo lwamandla ephakathi (PCS) edityaniswe nenyathelo-lokunyusa inguqu, le BESS PCS skid yenza ikhonkco lombane phakathi{1}}kwebhetri ephantsi yebhasi yeDC kunye negridi yevoltage ephakathi-. Ayibandakanyi iibhetri ngokwazo; yamkela i-1000–1500 V DC ukusuka ezimbini okanye ezineizitya zokugcina amandla ebhetri, iyiguqulela kwi-AC, kwaye inyuse amandla ombane ukuya kwiprojekthi-elungiselelwe i-10–35 kV yoqhagamshelwano lwegridi.
Yintoni engaphakathi kwisikhululo esidibeneyo
Icandelo le-PCS eliphakathi
I-PCS esembindini iguqula amandla ebhetri eDC ukuya kwi-AC kwaye, kwicala elingasemva, ilawula iprofayile yentlawulo yeqela ngalinye lebhetri. Ulawulo lweqela lebhetri elizimeleyo livumela amaqela amabini okanye amane ukuba aqhutywe kwaye akhuselwe ngokwahlukeneyo ngaphakathi kwibhloko yamandla efanayo.
Inyathelo-phezulu icandelo lesiguquli
Inyathelo-lokunyuka isiguquli se-BESS sinyusa esezantsi-i-voltage AC ukuya kwinqanaba eliphakathi{2}}lombane woqhagamshelwano lwegridi. Zombini ezomileyo-udidi kunye ne-oyile{5}}iziguquli ezintywilisiweyo ziyafumaneka ukuze isitishi sihambelane nokhuseleko lwendawo-ukhuseleko, imozulu, kunye neemfuno zoncedo.
Umlawuli wesitishi kunye nonxibelelwano
Umlawuli wesitishi ulungelelanisa i-PCS kunye nezixhobo zokukhusela kwaye utshintshiselwano ngedatha kunye nenqanaba leplanti{0}}inkqubo yolawulo lwamandla (EMS)phezu RS485, CAN, okanye Ethernet.
Kutheni udibanisa i-PCS kwaye unyuse-i-transformer
Ukudibanisa i-PCS, isiguquli, kunye noqhagamshelo lweMV kwisitishi esinye sokutyibilika{0}ukutshintsha umzamo wobunjineli owenziwa ngunokontraka we-EPC esizeni.
| I-PCS edibeneyo + isitishi soguqulo | Yahlula iiPCS kunye nesiguquli | |
|---|---|---|
| Ujongano lwababoneleli | Iyunithi enye edibeneyo | Iiyunithi ezininzi zokudibanisa kunye nokulungelelanisa |
| Iziseko | Isiseko se-skid esinye | Iziseko ezahlukeneyo zenxalenye nganye |
| Iingcingo zommandla | Ngaphambi{0}}kufakwe ucingo kumzi-mveliso | Olubanzi kwi-siza seLV/MV iintambo |
| Ugunyaziso | Umzimveliso{0}}uvavanyiwe, ngokukhawuleza kwisiza | Ixesha elide -kuvavanyo lwesiza |
| Umda woxanduva | Kucacile, ujongano olunye | Yahlula phakathi ababoneleli |
Qwalasela isitishi kwiprojekthi
Isikhululo se-6.9 MVA siqwalaselwe, asithengiswa njengenani elimiselweyo -
iinketho ezingezantsi zisetwe ngexesha lobunjineli ngoko ke iyunithi enye enikezelweyo ifanelana nombane wegridi enye kunye nohlobo lwesiguquli esinye.
I-2-iqela okanye i-4-igalelo lebhetri yeqela (1000–1500 V DC)
Yomisa-uhlobo okanye i-oyile{1}}inyathelo lokuntywiliselwa{2}}phezulu isiguquli
Iprojekthi-elungiselelwe imveliso yeMV: 10, 20, 33 okanye 35 kV
50 Hz okanye 60 Hz igridi frequency
Igridi-elandelayo (PQ) okanye igridi{1}}ukwenza (VSG) ukusebenza
Umba wamandla ulungelelaniswa kuwo wonke −1 ukuya +1
Ezothutho, ukufakwa kunye nokugunyaziswa
Isitishi sidityanisiwe ngaphambili{0}}kwavavanywa kwifektri, ngoko ke kwisayithi umda sisisiseko, iikhebhuli kunye noqhagamshelwano lwegridi. Ngonyawo lweenyawo lwe-7200×3400×3050 mm kunye nobunzima obujikeleze i-30,000 kg, iyunithi icwangciswe njengomthwalo ongaphezulu{8}}nobubanzi, kunye neqondo lobushushu elilawulwayo{10}}lomoyainkqubo yokupholisailingana ne-−40℃ukuya +60 kuluhlu lokusebenza lwesidanga.
Umzi-mveliso wangaphambili{0}}udityaniso kunye novavanyo
Kwi-umsebenzi wesayithi: igalelo leDC + imveliso yeMV kuphela
Isiseko kunye nemisebenzi yoluntu yi-EPC
Ukungena kwentambo yeDC / MV kunye nojongano olusezantsi
Uvavanyo lokwamkelwa kweFactory (FAT) kunye nesayithi (SAT).
Ufikelelo logcino oluyilwe kuyilo
I-PCS edityanisiweyo kunye nenyathelo{0}}lomguquli ophezulu we-BESS - FAQ
Umbuzo: Ngaba le mveliso ibhetri?
A: Hayi. Yi-PCS esembindini kwaye inyuse-isikhululo soguqulo phezulu. Iyatshintsha kwaye inyuse amandla phakathi kwebhetri yebhasi yeDC kunye negridi ye-voltage ephakathi-, kodwa iibhetri zibonelelwa ngokwahlukeneyo njengezikhongozeli zokugcina amandla ebhetri.
Umbuzo: Yintoni efakwe kwisikhululo esidibeneyo?
A: I-PCS esembindini, inyathelo -phezulu i-transformer (uhlobo olomileyo-okanye i-oyile{2}}entywilisiweyo), ulawulo lwesikhululo kunye nonxibelelwano, kunye namandla ancedisayo kunye nolawulo lobushushu, kunye ne-MV switchgear / i-RMU elungiselelwe iprojekthi nganye. Iintambo ze-DC, iintambo ze-MV, kunye nesiseko zibonelelwa ngesiqhelo yi-EPC.
Umbuzo: Ngaba iyakwazi ukuqhagamshela kwi-33 kV okanye i-35 kV?
A: Ewe. Imveliso ye-MV imiselwe kumbane wegridi enye ngaphakathi koluhlu lwe-10–35 kV, kubandakanywa i-33 kV kunye ne-35 kV, ngokusekwe kulungiselelo lwesiguquli seprojekthi.
Umbuzo: Amaqela amabini okanye amane ebhetri alawulwa njani?
A: Isikhululo sibonelela ngentlawulo ezimeleyo kunye nolawulo lokukhutshwa kwiqela ngalinye lebhetri, ngoko ke amaqela amabini okanye amane anokusebenza kwaye akhuselwe ngokwahlukileyo ngaphakathi kwibhloko yamandla ye-6.9 MVA efanayo.
Umbuzo: Ngaba i-98% ye-PCS esebenzayo okanye inkqubo esebenzayo?
A: I-98% edweliswe yeyona nkqubo isebenzayo. Indawo yokulinganisa ngqo kunye nemeko yomthwalo iqinisekisiwe kwidatha yeprojekthi.
Q: Ngaba iyayixhasa igridi-umsebenzi wokwenza?
A: Ewe. Ecaleni kwegridi{1}}elandela ulawulo lwe-PQ, isikhululo sixhasa ukusebenza kweVSG (igridi{2}}ukwenza), ukukhwela kwe-HVRT/LVRT{3}}ukudlula, ngaphandle{4}}kulawulo lwegridi yeVF, kunye nokuqalisa okumnyama, ngokulawulwa yikhowudi yegridi yendawo.
Umbuzo: Loluphi ulwazi olufunekayo kwikoteyishini?
A: Amandla afunekayo (MW/MVA), uluhlu lwebhetri yeDC, inani lamaqela ebhetri, amandla ombane egridi kunye namaxesha, ilizwe, nayiphi na igridi{0}}eyimfuneko yokwenziwa, ukhetho lwesiguquli, ubushushu be-ambient, ukuphakama, kunye nomhla wokuhanjiswa okujoliswe kuwo.
Cela isindululo sobuNjineli
Sixelele iiparamitha zeprojekthi yakho kwaye iinjineli zethu ziya kubuya umzobo omiselweyo{0}}womgca omnye,
umda wonikezelo kunye nohlahlo lwabiwo-mali - akukho seli zebhetri ezifunekayo, isitishi kuphela.
Iifayile ezishisayo: i-PCS ehlanganisiweyo kunye nenyathelo-lomguquli ophakamileyo we-BESS, BESS PCS skid, inyathelo-lokuguqulela phezulu kwi-BESS, i-turnkey BESS substation, isikhululo esisembindini se-PCS, i-skid -isikhululo esixhonyiweyo se-MV, isikhululo se-6.9 MVA PCS, i-1500V DCS, i-10k{6} isiguquli samandla, i-10k {6} igridi{7}}ukwenza i-BESS, isitishi esine-MV esineziqulatho, isikali esiluncedo seBESS ibhloko yamandla
