Yiya kumxholo 
Ii-EPCs zithelekisa iikowuteshini zeebhetri ze-5 MWh zinokujongana nebhili enkulu yokufaka xa sele zikhethe ubungakanani beekhebula ze-AC kunye nezixhobo zokutshintshela, ingakumbi kwi-2.7 MW. Kwi-PF=1, loo mandla afuna malunga 3,897 A kwi-400 V okanye 2,259 A kwi-690 V. I-5000INTL ye-MegSolid isebenzisa ujongano lwe-690 Vac ukunciphisa lo mthwalo wangoku.
Loo msinga uqhuba iintambo zombane, izipheliso, iibhaskithi, izicimi kunye namacandelo eswitshi, zonke ezi zinto zithatha indawo kwigumbi lombane.
yeMegSolid 5000INTL iBESS ekwiikhontheya idibanisa 2.7 MW / 5.0159 MWh, iibhloko ezintandathu ze-PCS eziyi-450 kW kunye nomda wamandla we-690 Vac. Ukulinganisa ubungakanani besibophelelo se-AC kukwafuna ifaktha yamandla yeprojekthi kunye nemida yombane; i-PF=1 isisiseko nje solu thelekiso.
Isigqibo sokuthenga sixhomekeke ekubeni ingaba iingongolo kwicala le-AC zidlula na iindleko zomsebenzi wetranisfoma kunye nowe-interface ofunekayo kwizixhobo ze-690 V.
Utshintsho lwe-2.7 MW lutshintsha isigqibo se-AC-voltage
Linganisa ubungakanani bendlela ye-AC ukusuka kumandla okwenyani, ivoltage kunye nefactor yamandla:
Umphakamo womsinga womgca ≈ amandla okwenene ÷ (√3 × umphakamo wogwayimelo lomgca × isigxina samandla)
Kusetyenziswa i-2.7 MW kunye ne-PF=1 kuphela ukwahlula isiphumo sovoltheji:
| Ibhulokhi yamandla | I-voltage ye-AC | Umphakamo wogalelo lwamandla kumgca |
|---|---|---|
| 2.7 Megawatt | 400 V | 3,897 A |
| 2.7 Megawatt | 690 V | 2,259 A |
Ukuguqula ivoltheji kuphela kunciphisa umsinga oqikelelwayo ube malunga ne 58% yexabiso le-400 V, malunga 42% ezantsi.
Umphakamo wamanje wethiyori uyehla nge-42%, kodwa iintlawulo zokonga kwikhebula nakwizixhobo zokutshintshela kusafuneka zibekwe ixabiso ngokusekelwe kuyilo lokwenyani. Olu vavanyo lwangoku lufuna ifaktha yamandla yeprojekthi, imida yokugqithisa umthwalo/yamanje, iiharmoniki kunye nomda woyilo. Amandla okuthwala umthwalo wekhebula nawo axhomekeke kwqondo lobushushu elingqongileyo, indlela yokuhlanganisa iintambo, indlela yofakelo kunye nokunyuka koqondo lobushushu okuvumelekileyo.
Umlingo-mba wangaphantsi we-PCS-side unokutshintsha udidi lwezixhobo ze-LV okanye inani leendlela zeekhebula ezihamba ngokunxuseneyo. Kwiimegawatt ezininzi, ukukhethwa kwe-busbar ne-breaker, kunye nendawo yokuhambisa iikhebula, kunokuphembelela ukuba yeyiphi i-BESS efanelekileyo kwiprojekthi.
Phantse i-3,900 zama-A Moves ziye kwi-Balance of System
Kwi-amperes ezingamawaka aliqela, indlela ephakathi kwe-PCS, itransformer kunye neswitchgear inokubangela umsebenzi omkhulu wezixhobo nofakelo. Iyafaneleka kwikowuteshini ye-balance-of-system (BOS) kunye nofakelo lwebhetri.
Isikrini somzila wetranzifoma esinomzobo, i-35 m
Kolu cwangciso lwe-2.7 MW oluvezwe ngomzobo, itransformer ihleli Iimitha ezingama-35 ukusuka kwi-BESS. Ubungakanani bekhebula nenani labakhokeli abahambelanayo akukhethwanga okwangoku; uthelekiso lokuqala luphakathi kweendlela ezimbini zombane kulo mzila.
Kwi-PF=1, i-EPC ibiya kuba isikrini malunga 3.9 kA kuloo ndlela ye-LV nge-400 V ngokuchasene no malunga 2.26 kA kwi-690 V. Phambi kokuba kwamkele nawuphi na umnyakazo wokwakha, iqela loyilo beliya kuthelekisa:
- Inani lezikhokeli ezihambelanayo ezifunekayo yinkqubo yekhebula ekhethiweyo;
- iimfuno zetray, zomjelo kunye nendawo yokugoba;
- Inani lokupheliswa kwi-PCS, kwizixhobo zokutshintsha umbane nakwi-transformer;
- udidi lwangoku lwe-breaker ne-busbar;
- ukuhla kwevoltheji nokuncitshiswa komthamo ngenxa yobushushu;
- ukuba ukuhambisa itransformer isondele kwi-PCS kunokwenza incinci icandelo le-LV elinomthamo ophezulu kakhulu wogcino-mbane.
Indlela yomtya, indawo yezixhobo zokutshintshela kunye netransformer zinika umlinganisi isiseko sokubeka amaxabiso kuzo zombini iindlela zokucwangcisa. Iphakheji yebhetri engabizi kakhulu isenokufuna umsebenzi omninzi wokuyifaka kuyo yonke indlela eyi-35 m.
Iindlela zeekhebula ezihambelanayo zingaphindaphindeka.
Ukuhlangabezana nomthamo ofunekayo kungathatha iintambo ezininzi ezihamba ngokuhambelanayo kwifazi nganye. Ukhuseleko ngalunye longeza ikhebula kunye neelugs, luthatha indawo kwitreyi okanye kumjelo kwaye kufuneka lungene kwiradiyasi yokugoba ekhoyo. Uyilo kufuneka luthathele ingqalelo ukwabiwa kwemisinga kunye nokuncitshiswa kwamandla ngokweqela kuko konke oko kuhamba kweentambo. Ukufakwa, ukuhlolwa kunye nokugcinwa nako kuyanda ngokwenani lokukhuselwa.
Ubude bendlela kunye nendlela yokufaka zinqumla iindleko zeengcingo ezongezelelweyo kunye nezipheliso. Thelekisa indlela ecetywayo yokuwela iisayithi kunoxhumano olufutshane lwe-PCS ukuya kwi-transformer.
Iibhaskithi zingena kudidi lwamandla ombane oluphezulu.
Iibhusibha kufuneka zikwazi ukuthwala umbane oqhubekayo ngaphakathi kokunyuka kweqondo lobushushu okuvumelekileyo, kunye nokungeniswa komoya okwaneleyo kwimijikelo nakwiindawo zokudibanisa. Amandla azo okumelana ne-short-circuit kufuneka ahambelane nophando lweempazamo lweprojekthi. Ukwahlulwa ngokwasemzimbeni, ukwandiswa kunye nokufikeleleka kulungiso kunokwandisa indawo esemgangathweni yokusasaza ngaphandle kokutshintsha indawo yokubeka ibhetri.
I-Switchgear iba yinxalenye yesigqibo semveliso.
Jonga iswitshibhodi yefektri ekhoyo ukuze ufumane umbane, umthwalo weempazamo kunye nokhuseleko olufunekayo ngumthombo weemegawatt ezininzi. Sebenzisa ukuhlolwa kwe-a Uqhagamshelo lwe-400 V BESS kwiswitshibhodi esele ikho: ukulinganiswa kwebhasi, umthamo webreyikha, iindlela ezongezelelweyo, ukhuseleko kunye neendawo zokudibanisa iintambo zibalulekile kunye nevoltheji.
I-switchgear ye-ABB ye-MNS yoshishino yovoltiji ophantsi ichazwe iindibano. ukuya kutsho kwi-690 V kunye nokuya kutsho kwi-7,300 A, kubonisa ukuba i-690 V luhlobo olumiselweyo lwezixhobo ze-LV zoshishino olusetyenziswa nangaphaya kwezicelo ze-BESS. Ulwazi lobuchwepheshe lwe-ABB MNS inika amanqanaba okudityaniswa; lungelelanisa isicwangciso esikhethiweyo namanqanaba eempazamo zeprojekthi, ulungelelwaniso lwee-breaker kunye nomgangatho wofakelo.
Indawo yegumbi lombane ingakhula ijikeleze umbane okhoyo.
Ukulandelelana kwezixhobo zokwahlula umbane kudinga indawo yokungena kweekhebula nokuzigqibezela, kwaye imisele okanye imijelo yebhasi ithatha indawo eninzi. Ukukhupha ubushushu nako kuyayichaphazela indlela yokucwangcisa. Ukubeka izixhobo ezisebenzisa umbane omninzi kakhulu kunokubiza imali engaphezulu kunaleyo iyokongwa kwipakethe yebhetri.
I-5000INTL isebenzisa i-690 Vac kwi-Multi-Megawatt Power Block.
I-MegSolid yahlula ii-5000INTL's Amandla e-AC alinganisiweyo angama-2.7 MW Ngaphesheya Izibhloko ezintandathu ze-PCS ezingama-450 kW kwi 690 Volt eziguquguqukayo. Amanqanaba ayo apapashiweyo anika isiseko soyilo lombane:
| Ipharamitha | MegSolid 5000INTL |
|---|---|
| Amandla alinganisiweyo | 5.0159 Megawatt-iyure |
| Amandla ombane we-AC amiselweyo | 2.7 Megawatt |
| Isakhiwo se-PCS | 450 kW × 6 |
| Ivotile ye-AC elinganisiweyo | 690 Volt eziguquguqukayo |
| I-voltage ye-DC esisiseko | 1331.2 Volt zedijithali |
| Uluhlu lokusebenza lwe-DC | 1123.2–1497.6 Vdc |
| Ukubandisa | Ukupholisa okubukrelekrele okusebenzisa ulwelo |
| Isingxobo | Ipasi-5, i-5 |
| Imilinganiselo | 6058 × 2438 × 2896 mm |
| Iqondo lobushushu lokusebenza | −30 ukuya kwi-55°C |
Uyilo lwefeeder nokhuseleko kufuneka lulandele ucwangciso lwe-PCS lweebhloko ezintandathu. Ubalo lwamandla ombane adityanisiweyo lodwa aluchazi uqhagamshelo lweziphumo ze-PCS nganye.
Ixesha elifunekayo lokukhululwa kufuneka lihambelane nohlolo lwamandla lwe-5.0159 MWh, ngelixa imfuno yamandla kufuneka ihambelane ne-2.7 MW. Umlinganiselo wamandla-ukuya-kwi-amandla e-BESS Kufuneka ihambelane nomsebenzi wasendaweni.
Ukupholisa okubalulekileyo okwengcali kunye ne-IP55 zilungiselela ulawulo lobushushu kunye nokhuseleko lwe-enclosure. Phonononga ezo misebenzi kwi 5000INTL 5 MWh isakhiwo seBESS kunye novavanyo lwe-AC-interface.
Thumela i-MW/MWh ekujoliswe kuyo, ivoltheji yendawo kunye nendawo ecetywayo yokudibanisa. I-MegSolid ingabuyisa uthelekiso lokuqala lweeklasi zomsinga ze-400 V ne-690 V kwaye ibonise apho umda wetranisfoformer kufuneka ube khona.
Lungelelanisa i-690 V Output kunye noqhagamshelwano lwasesiza.
Ibhulokhi yamandla ye-5000INTL engama-690 Vac idinga ujongano oluyilweyo kunye ne-voltage yendawo, nokuba yi-400 V, 10 kV, 11 kV, 20 kV, 33 kV okanye elinye ixabiso elichaziweyo. Indlela yombane isenokubandakanya itransformer, iswitshi-geya ye-LV okanye ye-MV, ukhuseleko, ukugandisa, iimitha, iintambo okanye ibhasi-dhukthi kunye nezixhobo zokudibanisa iinkonzo.
Indawo yeTransformer Imisela Indlela ye-LV enesiPhunga esiPhakamileyo
Indawo yetransformer imisela ubude behendlela ye-LV enomthamo ophezulu wombane. Iprojekthi edityaniswe kwi-MV ingayifutshane ngokubeka itransformer kufutshane nomda we-PCS we-690 V. Iifektri ezisebenza kwi-400 V kufuneka zilinganise iindleko ezongezelelweyo zokudibanisa i-690 V ne-400 V kunye nokonga kwicala le-AC.
Izixhobo zoshishino zilandela ipateni efanayo. I-Sinexcel ipapasha isikhululo sokugcina sombane we-voltage ephakathi esiyi-2.5 MVA esine Icala le-transformer ye-690 V LV kunye neenketho ze-12/24/36 kV MV, ibonisa uyilo lwesakhiwo sokugcina olurhwebayo lwe-690 V ukuya kwi-MV. Iinkcukacha zesikhululo se-MV se-Sinexcel 2.5 MW sisalathiso somashishini, hayi uyilo lweprojekthi yeMegSolid.
Chaza umda wodibaniso lwendawo phambi kokuthelekisa iivoltage.
I- Umda wodibaniso lwe-BESS yorhwebo Kufuneka kumiselwe phambi kokuthelekisa iinketho zovoltage. Isilinganiso setransformer kufuneka sihambelane nobombini Umda we-BESS ka-690 V kunye ne Umthamo wogqagqo wecala leprojekthi.
I-400 V isenokuphumelela ngamandla aphantsi
IMegSolid inikezela ngeenkqubo ezisemathinini ze-400 V zemisebenzi edinga amandla aphantsi:
- ESSC0500B-1075 , 500 kW / 1.0752 MWh, 400 V, 722 A
- ESSC1000B-2150 , 1 MW / 2.1504 MWh, 400 V, 1,445 A
I- Uluhlu lwe-BESS ye-ESSC efakwe kwiikhontheyina Inikezela ngezi zinto zingamanye kwi-690 V 5000INTL.
Ukhetho lwe-500 kW lubeka uqhagamshelwano kudidi lwe-700 A malunga; i-1 MW ifikelela kudidi lwe-1.4 kA. Umthamo we-switchboard, i-cable kunye ne-transformer esele ikhona zinquma ukuba loo maza ombane ayingena na. Nge-switchgear efanelekileyo kunye nendlela emfutshane ye-LV, nawuphi na umthwalo unokuhlala uyi-400 V ngaphandle kwesinye isiphelo se-voltage.
Kwi-2.7 MW, umsinga usondela kwi-3.9 kA xa i-PF=1. Iintambo ezihambelanayo, ubungakanani be-busbar kunye nedidi le-breaker kufuneka kuthelekiswe ngokutsha kwindawo ecetywayo ye-transformer. Uyilo olupheleleyo lwe-BOS lusenokubonisa i-400 V njengendlela engcono.
Thelekisa i-current kulo lonke uluhlu lwamandla afunekayo
Sebenzisa olu balo lwangoku olulandelayo ukuvavanya uluhlu lwamandla afunekayo kwi-voltage nganye:
| Amandla okwenene | 400 V, PF=1 | 690 V, PF=1 |
|---|---|---|
| 500 kW | Malunga ne-722 A | Malunga ne-418 A |
| I-megawatt enye | Malunga ne-1,443 A | Malunga ne-837 A |
| i-2 MW | Malunga ne-2,887 A | Malunga ne-1,673 A |
| 2.7 Megawatt | Malunga ne-3,897 A | Malunga ne-2,259 A |
Sebenzisa imiqathango yombane neyofakelo yeprojekthi phambi kokusebenzisa la maxabiso okuthelekisa ukukhetha iintambo.
Ukudityaniswa kwezomnotho kuxhomekeke ekufumanekeni kwezixhobo zokutshintsha umbane, ukucwangciswa kweendlela zamakhebula, imigangatho yamawaya ahamba ngokunxuseneyo evumelekileyo kunye nesakhiwo se-busbar. Indawo ye-transformer, izinga le-short-circuit kunye nesakhiwo se-redundancy nazo ziyakuchaphazela iindleko kwinqanaba lombane wokudibanisa elichaziweyo. Zombini ezi ndlela kufuneka zihambelane nemigangatho yasekuhlaleni yofakelo.
Iindawo ezinezakhono ezifanelekileyo kunye neendlela ezimfutshane zinokugcina i-400 V ngaphezulu kwe-1 MW. Iindlela ezinde okanye indawo encinci kwigumbi le-LV zinokwenza izithintelo zeekhebula kunye nezixhobo zokutshintshela zibe nkulu kumandla aphantsi.
Umthwalo wokusebenza nomda wokudibanisa othethwe kwi Uyilo lwenkqubo ye-C&I BESS Khangela ukuba i-voltage ye-AC ephezulu inika na inzuzo xa uthenga.
Thelekisa iQuote ye-BOS neye-BESS
Yonke isicelo sebhetri sidinga umda ocacisiweyo wokufakwa kwe-AC. Ixabiso le-400 V kufuneka libandakanye iintambo ezihamba ngokunxuseneyo, iswitshi-geya enomthamo ophezulu wogcino-mbane, iibhathsbhara kunye neziphelo, kuqwalaselwe iindlela zeentambo kunye nendawo kwigumbi le-LV. Iquotation ye-690 V idinga ulungiselelo lwayo lwabakhubi kunye nekhilasi yeswitshi-geya, kunye nokubekwa kwe-transformer, umsebenzi wofakelo kunye nendawo ethathwayo kwigumbi lombane.
Thelekisa zombini ezi zindululo usebenzisa umda ofanayo:
Iphakheji yeBESS + intambo + ibhasi-bhari + iswitshi-geya + itransfoma + ufakelo + impembelelo kwigumbi lombane
Gqibezela olo thelekiso lwe-CAPEX phambi kokuba ubale. BESS LCOS Ngoko ke imodeli yeendleko zobomi bonke iquka izixhobo ezifunekayo zesaleko senkqubo.
Qhagamshela i-Power Block engama-690 V kwi-MV kumda ofanelekileyo.
Iiprojekthi ezinkulu zemizi-mveliso nezo zijongene nogridi zihlala zibeka itransformer phakathi kwebhloko yamandla ye-PCS kunye nenkqubo ye-MV yendawo okanye yombane.
Indlela yengcinga yile:
5000INTL 690 V AC → itransformer yeprojekthi → iswitshi ye-MV → unxibelelwano lweziko okanye lwegridi
Umlinganiselo wetranisfoma kufuneka udibanise icala le-LV eliyi-690 V nombane wendawo ochaziweyo. Uqhagamshelo kwi-10 kV, i-11 kV kunye ne-33 kV lufuna imilinganiselo eyahlukileyo.
Ukhuseleko lukwalandela itopoloji epheleleyo:
- Ukhuselo lwe-PCS elisecaleni;
- Umthwalo wempazamo we-LV;
- Ukhuselo lwe-transformer;
- Isikruquli se-MV;
- Ukuxhumela emhlabeni;
- Ukuphima;
- Ukhuseleko lweenkonzo;
- ulogiki wokusebenza nowokuthintela i-anti-islanding apho kusebenza khona.
Isalathiso seSinexcel esingentla sisebenzisa ibha okanye ikhebula yomgquba phakathi kwamacandelo e-LV ne-MV. Chaza loo nxibelelwano, itransformer kunye nokhuseleko kwitopoloji yeprojekthi yeMegSolid.
I- Uluhlu lwe-ESS olusebenza ngokwahlukeneyo xa kuthelekiswa nolufakwe kwizikhongozeli Kuchaphazela indawo apho la ma-interface ahlala khona. Iibhloko ezininzi ze-400 V ezikumgangatho wekhabhinethi kunye netanki enye ye-5 MWh / 690 V azidali topoloji efanayo yomtya okanye ye-transformer.
Khetha i-5000INTL kwiTulino olupheleleyo lwe-AC-Side
Iinketho zeMegSolid ezingezantsi zikwiindidi ezahlukeneyo zamandla namandla ombane. Umda wofakelo lwazo unquma ukuba yeyiphi ivoltage ye-AC efanelekileyo kweso siza.
| Imeko yeprojekthi | Indlela kaMegSolid | Isizathu sokufunyanwa |
|---|---|---|
| Isiseko esingange ~500 kW / ~1 MWh kunye ne-400 V singakwazi ukwenza lo msebenzi. | ESSC0500B-1075 | I-500 kW / 1.0752 MWh sele ilingana nekhilasi yezikhongozeli ezinamandla aphantsi. |
| ~1 MW / ~2 MWh ngombane we-400 V owamkelekileyo kunye nokudityaniswa okufutshane kwe-LV | ESSC1000B-2150 | I-1 MW / 2.1504 MWh igcina iprojekthi kwisakhiwo se-400 V. |
| Malunga ne-5 MWh ngamandla oguqulo afikelela kwi-2.7 MW | I-5000 yangaphakathi | I-690 V yehlisa umsinga we-PCS xa kuthelekiswa namandla afanayo kwi-400 V. |
| Indawo ingama-400 V kodwa ikhebula le-multi-MW kunye nezixhobo zokutshintsha ziba ngaphezulu kunokufanelekileyo. | 5000INTL + itransformer/ijongi eyilweyo | Susa umda wuguqulo lwe-voltage endaweni yokunyanzela ibhloko yonke ye-2.7 MW ukuba idlule kwi-400 V. |
| Utshintsho lwe-transformer kunye nolwendawo luyacima inzuzo ye-690 V BOS. | Thelekisa kwakhona iindleko ezipheleleyo zofakelo ze-400 V ne-690 V. | Akufanelanga ukuba ivoltheji yodwa ikhokele ukuthengwa. |
Khetha i-5000INTL apho ikhoyo. 2.7 MW / 690 V I-interface inciphisa iindleko zekhebula, izixhobo zokutshintshela kunye nolwakhiwo ngokwaneleyo ukuba zivumelane nomsebenzi wetranisfomu nokudityaniswa kwendawo. I-quotation kufuneka ichaze udidi lwangoku olukhethiweyo kunye nendawo yetranisfomu ukuze ixabiso lihambelane noyilo lwe-AC olujongelweyo.
Thumela i-voltage yendawo, ulungelelwaniso lwe-transformer kunye nendawo ecetywayo yokudibanisa i-BESS. I-MegSolid ingavavanya ukungena kokuqala kwe-5000INTL kwaye ichonge i-interface ze-AC ezisafuna ubunjineli beprojekthi.
Imibuzo Ebuzwa Rhoqo
Ingaba i-BESS ye-690 V ingaqhagamshelwa ngqo kwi-switchboard ye-400 V?
Hayi. Isiphumo se-690 V BESS kunye ne-switchboard ye-400 V zisebenza kwiivoltage ezahlukeneyo. Le projekthi idinga i-transformer eyilwe ngobuchwepheshe okanye enye i-voltage interface evunyiweyo, kunye ne-switchgear, ukhuseleko kunye ne-earthing efanelekileyo kwi-topology yokugqibela.
Kutheni i-current iphezulu kangaka kwi-BESS eyi-2.7 MW kwi-400 V?
Umlambo wombane we-three-phase uyenyuka njengoko ivoltheji yehla xa amandla okwenene kunye ne-power factor zingaguqukiyo. Kwi-PF=1, i-2.7 MW malunga ne-3,897 A kwi-400 V kunye ne-2,259 A kwi-690 V. Sebenzisa iimeko zeprojekthi phambi kokukhetha imilambo yokugqibela yoyilo.
Ingaba i-690 V yenza i-BESS 42% ibe nexabiso eliphantsi?
Hayi. Inani eliqikelelwa kwi-42% libhekisa kuphela ekuncipheni kwesona samandla sombane womgca ngokwethiyori xa kuthelekiswa i-690 V ne-400 V kumandla afanayo kunye ne-PF. Iindleko zekhebula, iswitshi, itransfoma, ukhuseleko kunye nofakelo kufuneka zibekwe amaxabiso ngokwahlukeneyo.
I-BESS ye-400 V isengeyeyona nto ingcono ukukhethwa nini?
I-400 V ingahlala ileyona nkqubo yokwakha ilungileyo xa ibhloko yamandla incinci, indlela ye-LV imfutshane, sele kukho izixhobo zokutshintsha ezifanelekileyo, kwaye ukongeza enye itransformer okanye umaleko wovoltage akuzisi naluphi na ulondolozo oluluncedo lwe-BOS.
Ingaba i-MegSolid 5000INTL iquka i-transformer ye-MV?
Iinkcukacha zemveliso ye-5000INTL ezipapashiweyo ngoku zichaza ibhloko yamandla ye-BESS eyi-690 Vac kodwa azidwelisi i-transformer ye-MV yeprojekthi edityanisiweyo. I-transformer kunye nojongano lwe-grid-side zifuna ubunjineli beprojekthi ngaphandle kokuba isicatshulwa esilawulwayo sithi ngenye indlela.
Yintoni umahluko phakathi kwe-5.0159 MWh ne-2.7 MW kwi-5000INTL?
Ixabiso le-5.0159 MWh yamandla avavanyiweyo. Ixabiso le-2.7 MW yamandla e-AC avavanyiweyo. Ii-MWh ezingaphezulu zandisa ixesha elifumanekayo lamandla; azonyusi amandla e-PCS ngaphezu kwe-2.7 MW.
Ingaba i-690 V inganciphisa inani leekhebula ze-AC ezihambelanayo?
Iyakuze inciphise umbane ekufuneka uhanjiswe kumandla afanayo, nto leyo enokutshintsha ubungakanani beengcingo okanye iimfuno zokuzidibanisa ngokuhamba ngokunxuseneyo. Ucwangciso lwenene lwekhebula lusekuxhomekeke kwi-ampacity, ubude bendlela, indlela yokufaka, iqondo lobushushu, ukudityaniswa kweengcingo, ukuhla kwe-voltage kunye nemigangatho yeprojekthi.
Ingaba i-690 V switchgear inzima ukuyifumana?
I-690 V yiklasi yombane ophantsi eyaziwayo kushishino. I-ABB, umzekelo, ipapasha ii-assembly ze-switchgear ze-MNS ezifikelela kwi-690 V kunye nee-rating ze-busbar ezingamawaka ee-ampere ezininzi. Ukufumaneka ngokwenene, i-fault rating, uhlobo lokwahlula kunye ne-configuration ye-breaker zihlala zixhomekeke kwiprojekthi nganye.
Ingaba itransformer kufuneka ibekwe kufutshane neBESS?
Ukubeka itransformer kufutshane kunokunciphisa umgama wokuhamba wombane we-LV onamandla aphezulu. Ucwangciso lwendawo, uhlobo lwetransformer, umgama wokwahlula umlilo, indlela yezintambo, ufikelelo lokugcina, iilahleko kunye nesakhiwo se-MV zonke ziyayichaphazela eyona ndawo ifanelekileyo.
Ingaba iprojekthi ye-5 MWh ingasebenzisa iikhontheyina ezininzi ze-400 V endaweni yenye ye-690 V 5000INTL?
Ewe, ukuba amandla, umbane, iinkqubo eziphindaphindiweyo, umsinga, izixhobo zokutshintsha umbane kunye nesakhiwo seekhebula ezifunekayo ziyayixhasa loo ndlela. Thelekisa i-BOS efakwe ngokupheleleyo kwisixa seekhontheyina esifunekayo.
Ingaba i-BESS eyi-690 V ingasetyenziswa kwiindawo zemizi-mveliso zaseYurophu?
Ewe, kuxhomekeke kwimigangatho yeprojekthi kunye noyilo loqhagamshelwano. I-690 V luhlobo lwezixhobo ze-LV ezaziwayo kushishino, kodwa i-BESS isafuneka idityaniswe ne-transformer yendawo, i-switchgear, ukhuseleko kunye neemfuno zenkonzo.
Ingaba i-5000INTL ingaqhagamshelwa kwisiza se-11 kV, 20 kV okanye 33 kV?
Kungenzeka, ngokusebenzisa i-transformer ekhethekileyo yeprojekthi kunye ne-interface ye-MV. Umlinganiselo we-transformer ofunekayo kunye ne-switchgear zixhomekeke kwimida ye-690 V BESS kunye ne-voltage yendawo kanye; i-rating ye-5000INTL yodwa ayichazi loo msebenzi we-MV.
Ingaba isakhiwo se-BESS esiguqula i-690 V sibe yi-MV sele sisetyenziswa kwishishini logcino-mpahla?
Ewe. Izixhobo zoshishino ezipapashiweyo ziquka izikhululo zokugcina ezinemegawatt ezininzi kunye netransformer ye-690 V kwicala le-LV kunye neziphumo ze-MV. Oko kuqinisekisa ukuba isakhiwo simiselwe, nangona iprojekthi nganye yeMegSolid isafuna eyayo idizayini yetransformer nokhuseleko.
