Amagridi kagesi wesimanje kanye nezindawo zohwebo zibhekana nezinselele ezikhulayo ngokusimama kwamandla, ukukhuphuka kwezindleko zamandla, nokuhlanganiswa okuvuselelekayo. Isistimu yokugcina amandla ebhethri (i-BESS) ibhekana nalezi zinselele ngokugcina ugesi obiza kancane noma oluhlaza futhi iwukhiphe phakathi nokufunwa okuphezulu. Ukuqonda izinhlobo ezahlukene zezinhlelo zokugcina amandla ebhethri kusiza abaphathi bamandla nabathuthukisi bephrojekthi bakhethe ubuchwepheshe obufanele bezidingo zabo zokusebenza.

Okuthathwayo Okubalulekile

• Ubuchwepheshe obuyinhloko be-BESS: Amasistimu okugcina amandla ebhethri ahlanganisa i-lithium-ion, i-lead-acid, ukugeleza, i-sodium-ion, namabhethri e-sodium-sulfur, ngalinye linezinzuzo ezihlukile, ukulinganiselwa, kanye nezinhlelo zokusebenza.
• Ukucushwa kwesistimu okuhlukile: I-BESS ingaphinda ihlukaniswe njengamakhabethe e-C&I ESS, i-BESS eneziqukathi, i-ESS yokuhlala, ne-ESS yeselula ngokusekelwe ekwakhiweni kwayo ngokomzimba, umthamo, kanye nezidingo zokuphakelwa.
• Izici ezibalulekile zokukhetha: Ukukhetha i-BESS efanele kudinga ukuhlola umthamo wamandla, isilinganiso samandla, ubude besikhathi sokuchithwa, impilo yomjikelezo, ukusebenza kahle, ukuphepha, kanye nezindleko zomjikelezo wokuphila ukuze kufane nezidingo ezithile zephrojekthi.

Iyini Isistimu Yokugcina Amandla Ebhethri (BESS)?

A isistimu yokugcina amandla ebhethri (BESS) ubuchwepheshe obugcina amandla kagesi kumabhethri aphinde ashajwe futhi buwakhiphe lapho kudingeka. Ivumela ugesi okhiqizwe ngamaphaneli elanga, izinjini zomoya, noma igridi ukuthi ugcinwe ukuze usetshenziswe kamuva.

Isibonelo, indawo yezohwebo ingashaja isistimu yayo ye-BESS ngezikhathi zesidingo esiphansi sikagesi futhi iwukhiphe phakathi namahora aphakeme kakhulu ukusiza ukunciphisa izindleko zamandla.

I-BESS ejwayelekile ihlanganisa izingxenye ezimbalwa ezixhumene:

• Uhlelo Lokuphatha Ibhethri (BMS): Iqapha i-voltage yebhethri, izinga lokushisa, lamanje, nezimo zokusebenza.
• Isistimu Yokuguqula Amandla (PCS): Inika amandla ukuguqulwa kwamandla aqondiswa kabili phakathi kwesistimu yebhethri ye-DC kanye negridi ye-AC noma ukulayisha, kuyilapho ilawula ukushaja nokukhipha amandla ngokuya ngezidingo zesistimu.
• Uhlelo Lokuphatha Amandla (EMS): Ixhumanisa ukushaja, ukukhipha, kanye nokuthunyelwa kwamandla ngokwezidingo zokusebenza.
• Isistimu yokuphatha ezishisayo: Ilawula amazinga okushisa ebhethri isebenzisa ukupholisa komoya noma ukupholisa uketshezi.

Amasistimu okugcina amandla ebhethri (BESS) angahlukaniswa ngezindlela ezimbili eziyinhloko: ngekhemikhali yebhethri nangokucushwa kwesistimu. Izigaba ezisekelwe kumakhemikhali zihlanganisa i-lithium-ion, i-lead-acid, i-flow, i-sodium-ion, namabhethri e-sodium-sulfur, ngalinye elinezici zokusebenza ezihlukile.

Izigaba ezisekelwe ekucushweni, njengamakhabethe e-C&I ESS, i-BESS eneziqukathi, i-ESS yendawo yokuhlala, ne-ESS yeselula, zichaza ukuthi isistimu ipakishwa kanjani, isetshenziswa kanjani. Lezi zindlela ezimbili zokuhlukanisa ziyaphelelisana kunokuba zishintshe.

Yiziphi Izinhlobo Eziyinhloko Zezinhlelo Zokugcina Amandla Ebhethri?

Izinhlobo eziyinhloko zezinhlelo zokugcina amandla ebhethri zihlanganisa i-lithium-ion, i-lead-acid, ukugeleza, namabhethri asekelwe kwi-sodium. Ubuchwepheshe ngabunye bunikeza izici ezihlukile ezithonya ukufaneleka kwabo kumaphrojekthi ezentengiselwano, ezezimboni, nezikali zosizo.

1. I-Lithium-Ion Isitoreji Samandla Ebhethri Amasistimu

Amabhethri e-lithium-ion asetshenziswa kakhulu endaweni yokugcina amandla emile, ne-LFP (Lithium Iron Phosphate) kanye ne-NMC (Nickel Manganese Cobalt) phakathi kwezindawo zamakhemikhali okuvame ukuxoxwa ngazo.

Ikhemikhali ye-LFP inikeza ukuzinza okuhle kwe-thermal, ukwakheka kwe-cathode engena-cobalt, nempilo yomjikelezo omude. Lezi zici zenza i-LFP ibe ukukhetha okudumile kwezakhiwo zezentengiselwano, izimboni, namaphrojekthi okugcina amandla elanga.

Amabhethri e-NMC ngokuvamile anikezela ngamandla amakhulu e-gravimetric energy kunamabhethri e-LFP, okuwenza asetshenziswe kabanzi ezinhlelweni lapho isisindo nesikhala kuwukucatshangelwa okubalulekile, njengezimoto zikagesi. Amabhethri e-LFP ngokuvamile ahlinzeka ngokuzinza okungcono kokushisa futhi anganikeza impilo yomjikelezo omude ngaphansi kwezimo zokusebenza ezifanayo.

2. Amasistimu Okugcina Amandla Ebhethri Lelead-Acid

Amasistimu e-lead-acid amele ubuchwepheshe bebhethri obujwayelekile obunamashumi eminyaka okusetshenziswa kwenkambu. Inzuzo yabo eyinhloko yizindleko eziphansi zokuthenga kusengaphambili.

Kodwa-ke, amabhethri e-lead-acid ngokuvamile anesisindo esiphansi samandla nempilo yomjikelezo omfushane kunamabhethri e-lithium-ion, ikakhulukazi ngaphansi kokuhamba ngebhayisikili okujulile njalo. Avame ukusetshenziswa ezinhlelweni ze-UPS, amandla ekhophi yasenqolobaneni, nezinhlelo zokusebenza ezikhethiwe zokugcina ezimile, kodwa le mikhawulo ingawenza angakufanelekeli ukugcinwa kwamandla kwansuku zonke.

3. I-Flow Battery Energy Storage Systems

Amabhethri agelezayo agcina amandla kuma-electrolyte awuketshezi agcinwe emathangeni angaphandle, asakazwa ngesitaki seseli esiqukethe ulwelwesi. Kumabhethri agelezayo, umthamo wamandla unqunywa ngokuyinhloko usayizi nokucushwa kwesitaki seseli, kuyilapho umthamo wamandla uncike kakhulu kuvolumu nokugxila kwe-electrolyte.

Lokhu kuhlukaniswa kwenza amabhethri agelezayo afanelekele isitoreji samandla isikhathi eside, nobude besikhathi sokuphuma obunqunywa umthamo wamandla wesistimu kanye nesilinganiso samandla.

Kodwa-ke, ingqalasizinda yokumpompa eyinkimbinkimbi, izidingo zokunakekelwa njalo, kanye nezinyathelo ezinkulu zokufaka zinciphisa ukwamukelwa kwazo ezindaweni zezimboni ezinomkhawulo.

4. Amasistimu Wokugcina Amandla Ebhethri Asekelwe ku-Sodium

Amabhethri e-sodium-ion kanye ne-sodium-sulfur womabili asebenzisa izinto ezisekelwe kwi-sodium kodwa asebenza ngendlela ehlukile. Amabhethri e-sodium-ion agcina amandla ngokuhamba kwe-sodium ion phakathi kwama-electrode, kuyilapho amabhethri avamile e-sodium-sulphur esebenzisa i-sodium nesibabule njengezinto ezisebenzayo futhi asebenza emazingeni okushisa aphakeme. Izimo zabo zokusebenza kanye nezicelo ziyahlukahluka kuye ngobuchwepheshe.

Yiziphi Izilungiselelo Ezihlukile Ze-BESS Yemiklamo Yokugcina Amandla?

Ngale kwekhemistri yebhethri, ukufakwa kwe-BESS kuhlukaniswa ngedizayini ebonakalayo nesikali sokuphakelwa. Isakhiwo sesistimu esiyinhloko sinquma ukuthi izinto zokusebenza zingafakwa kalula, zigcinwe, futhi zikalwe kanjani ngokuhamba kwesikhathi.

1. AmaKhabhinethi Ezohwebo Nezimboni ze-ESS

Amakhabethe wezohwebo nezimboni (C&I) ESS hlanganisa amamojula ebhethri nezinto ezisekelayo ngaphakathi kwendawo ebiyelwe ngokuqhathaniswa.

Ngokuya ngomklamo wawo, lawa makhabethe angase ahlanganise i-PCS, i-BMS, i-EMS, izinto zokupholisa kanye nezingxenye zokuvikela umlilo.

Izicelo ezijwayelekile zifaka:

• Ukushefa okuphezulu nokulawulwa kwesidingo sikagesi.
• Isitoreji samandla e-solar photovoltaic.
• Ukuphathwa komthwalo wokushaja kwe-EV.
• Amandla ekhophi yasenqolobaneni yezindawo zezohwebo nezimboni.

Ukwakhiwa kwazo okudidiyelwe kuzenza zisebenziseke ezimbonini, ezakhiweni zezentengiselwano, nezinye iziza ezinendawo elinganiselwe yokufaka.

2. I-BESS ehlanganisiwe

I-Containerized BESS solutions ipakisha izinhlelo zebhethri ezinomthamo omkhulu ngaphakathi kwezakhiwo zesitsha esithwalayo.

Lezi zinhlelo zivame ukusetshenziswa kumaphrojekthi wamandla avuselelekayo esikalini, amapaki ezimboni, kanye nezinhlelo zokusebenza zokusekelwa kwegridi ezidinga isitoreji sezinga le-megawatt-hora.

Isakhiwo sabo se-modular sivumela abathuthukisi ukuthi bahlanganise amayunithi amaningi ukuze bahlangabezane nezidingo ezinkulu zephrojekthi, kuncike ekwakhiweni kukagesi kanye nemikhawulo yesayithi.

3. I-BESS yokuhlala kanye neselula

Indawo yokuhlala ye-BESS ukulungisa ngokuvamile amasistimu amancane aklanyelwe ukugcinwa kwelanga lasendlini, ukuzisebenzisela ugesi, namandla ayisipele.

Izixazululo ze-BESS zamaselula zibeka phambili ukuthuthwa futhi zinganikeza amasayithi okwakha esikhashana, imicimbi, noma izindawo ezidinga ukuthunyelwa kwamandla okuvumelana nezimo.

Indlela Yokukhetha Isistimu Yesitoreji Samandla Ebhethri Esilungile Yephrojekthi Yakho

Ukukhetha i-BESS efanelekile kudinga ukuhlola ukusebenza kobuchwepheshe ngokuhambisana nezidingo zokusebenza nezindleko zesikhathi eside.

1. Nquma Amandla Amandla Nezilinganiso Zamandla

Umthamo wamandla, ukalwa nge-kWh noma i-MWh, ukhombisa ukuthi mangakanani amandla ibhethri elingawagcina. Isilinganiso samandla, esikalwa nge-kW noma i-MW, sichaza ukuthi isistimu ingaletha noma imunce ngokushesha kangakanani amandla.

Isibonelo, i-2 MW/4 MWh BESS inobude besikhathi bokukhishwa cishe amahora amabili ngamandla alinganiselwe. Ubude bangempela obusebenzisekayo buncike emikhawulweni yokukhipha, ukulahlekelwa kokuguqulwa, izimo zokusebenza, nomklamo wesistimu.

2. Linganisa Ukusebenza Kwebhethri

Ukusebenza kwebhethri kuthinta ukusebenza kwesikhathi eside kanye nomnotho wephrojekthi.

Izinkomba ezibalulekile zifaka:

• Impilo yomjikelezo: Inani lemijikelezo yokukhipha imali efinyelelekayo ngaphansi kwezimo zokuhlola ezicacisiwe.
• Ukujula kokukhishwa (DoD): Iphesenti lomthamo webhethri elisetshenziswe phakathi nokukhipha.
• Ukusebenza kahle kohambo olubuyayo: Ingxenye yamandla okokufaka ibuyiselwe ngemva kwesitoreji.
• Ukwehliswa Ukuncipha kancane kancane kumthamo osebenzisekayo ngokuhamba kwesikhathi.

Amaphrojekthi adinga ukuhamba ngebhayisikili nsuku zonke kufanele anake ngokukhethekile ukwehla okulindelekile nezimo zewaranti.

3. Hlola Ukuphepha Nokuphathwa Kokushisa

Ukuphepha kwe-BESS kuncike kukhemistri yebhethri, ukuvikelwa kukagesi, ukuphathwa kwe-thermal, nobunjiniyela bezinga lesistimu. Linganisa ukugadwa kwezinga lokushisa, ukutholwa nokucindezela umlilo, imisebenzi yokuvala shaqa izimo eziphuthumayo, namazinga okuphepha asebenzayo.

Kuzinhlelo zangaphandle, izilinganiso zokuvikela imvelo kanye nemikhawulo yokushisa yokusebenza nakho kubalulekile. Ukupholisa uketshezi kungasekela ukulawulwa kwezinga lokushisa kuwo wonke amabhethri amakhulu, kodwa ukusebenza kwawo kuncike ekwakhiweni kwesistimu.

4. Qhathanisa Izindleko Zomjikelezo Wokuphila Eziphelele

Intengo yokuthenga yokuqala ihlinzeka kuphela ngengxenye yesithombe sezimali.

Abathuthukisi bephrojekthi kufanele futhi bacabangele ukufakwa, ukusetshenziswa kukagesi okuyisizayo, ukulungiswa, ukushintshwa kwebhethri, nempilo yesevisi elindelekile.

Ukuhlola izindleko ezilinganiselwe zesitoreji kungasiza ukuqhathanisa ubuchwepheshe nokutshalwa kwezimali okuhlukile nezici zokusebenza.

5. Qondanisa Uhlelo nesicelo sakho

Uhlelo lokusebenza oluhlosiwe kufanele luqondise kokubili amakhemikhali kanye nokukhetha kokumisa. Amaphrojekthi we-C&I angase abeke phambili ukuphathwa kwesidingo kanye nokufakwa okuhlangene. Amaphrojekthi esikali sosizo ngokuvamile adinga amandla amakhulu, amakhono okuhlanganiswa kwegridi, nokuhlelwa kokunwetshwa.

I-Wenergy's LFP Battery Energy Storage Solutions

Wenergy inikeza izixazululo ze-LFP zokugcina amandla ebhethri zezinhlelo zokusebenza zezentengiselwano, zezimboni, nezisetshenziswayo. Iphothifoliyo yomkhiqizo wayo ihlanganisa amakhabethe e-ESS ahlanganisiwe namasistimu aneziqukathi eziklanyelwe amakhono ephrojekthi ahlukene kanye nezidingo zokusebenza.

Izixazululo ezimbili ezimele i-Star CL289Pro kanye neTurtle Series 5MWh BESS Container.

1. I-Star CL289Pro: Isitoreji Samandla Se-C&I Esihlanganisiwe

Ukwakhiwa kwayo konke kuhlanganisa amaphakethe ebhethri ayisithupha, i-PCS, ukupholisa uketshezi, ukuvikela umlilo, kanye ne-EMS eyakhelwe ngaphakathi.

Izinzuzo ezibalulekile zifaka:

• Ukuhlanganiswa okuhlangene:Ubukhulu beKhabhinethi obucishe bube ngu-1588 × 1380 × 2450 mm bokufakwa kokwesekwa kumaphrojekthi ohwebo nezimboni akhathalela isikhala.
• Ukuphathwa kokushisa nokuphepha:Ukupholisa uketshezi, ukuvikelwa kokuphepha kwezingqimba eziningi, kanye nesistimu yokucindezela umlilo we-aerosol.
• Ukuhamba ngebhayisikili isikhathi eside:Impilo yomjikelezo eshiwo okungenani yemijikelezo engu-8,000 nokusebenza kahle kwesistimu ngaphezu kwama-89%, ngokuya ngemininingwane yomkhiqizo we-Wenergy.

Ikhabhinethi yakhelwe amazinga okushisa okusebenza ukusuka ku -30°C kuya ku-55°C, ngokuncipha kwamandla okudingekayo ngaphezu kuka-45°C.

Lezi zici ziyenza ifanelekele izinhlelo zokusebenza ezifana nokushefa okuphezulu kwezentengiselwano, indawo yokugcina ilanga, kanye nokuphathwa kwamandla okushaja kwe-EV.

Izinkanyezi CL289Pro

2. Uchungechunge lwe-Turtle: Isitoreji Esihlanganisiwe Semiklamo Emikhudlwana

Isakhiwo sayo sesitsha esingamamitha angu-20 sihlanganisa amaqoqo ebhethri ayisithupha, ngalinye liqukethe amamojula ayisishiyagalombili ebhethri, eduze nokuphathwa kwebhethri, ukupholisa uketshezi, nemishini yokuvikela umlilo.

Izinzuzo ezibalulekile zifaka:

• Ukuhlanganiswa komthamo omkhulu:Ukugcinwa kwamandla esikali se-MWh ngaphakathi kwesakhiwo sesitsha esiphathekayo.
• Ukwandiswa kwe-modular:Isakhiwo seqoqo lebhethri sisekela ukulungiselelwa okukhudlwana kwezinga lephrojekthi.
• Ukuqapha ukusebenza:Ukuphathwa kwebhethri okuhlakaniphile kanye nezivumelwano zokuxhumana zisekela ukuhlanganiswa nezinhlelo zokulawula zangaphandle.
• Ukuvikelwa kwemvelo:Ukupholisa uketshezi nokuvikelwa kwe-IP55 kwezindawo ezivalekile ezishiwo, ngaphandle kwalokho okuchaziwe.

Isistimu inebanga lokushisa elishiwo lokusebenza elingu--30°C kuya ku-50°C (nomkhawulo ophansi ungabaliwe), nokwehlisa okudingekayo ngaphezu kuka-45°C.

Idizayinelwe ukufakwa kwamandla amakhulu avuselelekayo, ukwesekwa kwegridi yesikali sokusetshenziswa, ukuphathwa kwamandla ezimboni, nezinhlelo zokusebenza zegridi encane.

Turtle Series 5MWh

Zombili izixazululo ze-Wenergy zisebenzisa ubuchwepheshe be-LFP , kodwa amandla azo ahlukene nokucupha kubhekana nezidingo ezihlukile zephrojekthi.

Isiphetho

Izinhlobo ezahlukene zamasistimu okugcina amandla ebhethri zinikeza izinzuzo ezihlukile ekusebenzeni, izindleko, nezinhlelo zokusebenza. Ukukhetha isixazululo esifanele kudinga ukuhlola ikhemistri yebhethri, ukumiswa kwesistimu, ukuphepha, kanye nezidingo zephrojekthi.

Oxhumana naye I-Wenergy's amaqembu ukuthola izinketho ezifanele zamaphrojekthi wezohwebo, izimboni, kanye nezinsizakusebenza.