Ime ka arụmọrụ dịkwuo mma site na njikọ BESS na ike anyanwụ

Azịza Ngwa Ngwa

Ijikọ nchekwa ike batrị (BESS) na ike anyanwụ n'ebe ahụ bụ usoro kachasị dị irè maka ebe a na-eji chaja EV nke oge a n'ihi na ọ na-awakpo mfu na nzọụkwụ ọ bụla nke yinye ike. Panel anyanwụ na-agbanwe ìhè anyanwụ ka ọ bụrụ DC na arụmọrụ modulu 20-24%; sistemụ nlekota ebe ike kachasị elu (MPPT) na-eweghachite ihe ndo na enweghị nkwekọ ga-efu; batrị ahụ na-ewepụkwa mmepụta site na mkpa chaja ya mere a naghị ebupụ kilowatt-awa na ọnụ ahịa n'ogbe ma ọ bụ belata. Sistemụ PV+BESS nke ejikọtara nke ọma na-ebuli uru nke mmepụta anyanwụ site na 30-50% karịa PV naanị, na-ebelata ịzụrụ ike grid site na 40-70%, ma na-eme ka ọrụ ikuku efu n'ezie n'oge awa ìhè. Nduzi a na-akọwa otu esi nha, jikọta, na rụọ ọrụ anyanwụ na nchekwa maka arụmọrụ njem gburugburu kachasị.

Ihe Ndị Dị Mkpa Ị Ga-eburu n'Obi

• Njikọ DC nke PV na BESS na-ezere mfu mgbanwe okpukpu abụọ, na-eme ka arụmọrụ sistemụ dịkwuo mma site na pasentị 2-4.
• Batrị ahụ na-amịkọrọ oke okpomọkụ anyanwụ ma na-agbanwe ya ruo n'ókè chaja, na-ewepụ mbelata na mbupụ dị ala.
• Modulu MPPT nwere oke voltaji sara mbara na-enweta 5–10% nke mmepụta PV furu efu site na ndò akụkụ na enweghị nhazi panel.
• Nhazi ziri ezi nke ike anyanwụ na batrị na-eme ka nchekwa ahụ na-agbagharị ugboro 1-1.5 kwa ụbọchị, na-echebe ndụ okirikiri na akụnụba.
• Ebe nchekwa BESS nke nwere ike iji anyanwụ rụọ ọrụ dị ka agwaetiti na-enweghị ikuku, na-ewepụ ihe ndị na-emepụta dizel n'ebe dị anya na ebe ndị grid na-egbochi.

Ihe kpatara PV + BESS ji bụrụ njikọta kachasị arụ ọrụ nke ọma

A na-anaghị ahazi ike nke mmepụta anyanwụ na ike chaja EV. A na-ahụkarị ike anyanwụ n'etiti ehihie, mana ike chaja na-akawanye elu n'oge njem ụtụtụ na oge mgbede site n'ehihie ruo mgbede. Ebe naanị PV na-eche nhọrọ na-adịghị mma ihu: mbupụ ihe fọdụrụ n'etiti ehihie na ọnụego n'ogbe, ma ọ bụ belata ya kpamkpam. BESS na-ewepụ nhọrọ ahụ—batrị ahụ na-amịkọrọ ihe fọdụrụ ma na-ewepụta ya kpọmkwem mgbe chaja chọrọ ya.

Uru arụmọrụ nwere ihe atọ:

1. Uru ojiji: A na-ere kwa elekere kilowatt nke anyanwụ n'ebe a na-ere ahịa ma ọ bụ na-ere tarifu kama ibupụ ya na ọnụ ahịa n'ogbe ma ọ bụ gbutuo ya. Nke a na-abụkarị uru ego ruru pasentị 30–50 kwa kWh emepụtara. 2.Uru mgbanwe: n'ime usoro DC jikọtara ọnụ, DC anyanwụ na-asọba ozugbo n'ime bọs DC nke batrị ma ọ bụ bọs DC nke chaja, na-ezere njem AC gburugburu. Iwepụ mgbanwe inverter abụọ na-eweghachi isi ihe 2–4 nke arụmọrụ sistemụ. 3.Uru nke mkpa grid: ebe nrụọrụ weebụ a anaghị ebubata ihe dị obere site na grid, ihe ndị ọzọ ọ na-ebubata dịkwa mma, na-ebelata ma ụgwọ ike ma ụgwọ ọrụ.

Maka onye na-arụ ọrụ na-atụnyere ebe PV+BESS na ebe a na-eji ọkụ eletrik eme ihe ngwa ngwa, ọnụ ahịa ike enyere site na sistemụ ejikọtara na-adịkarị ala site na 20–35% n'ime afọ iri.

Usoro Ike: Site na Panel ruo Batrị ruo Ụgbọala

Ịghọta usoro njikọ na-eme ka o doo anya ebe a na-emeri ma ọ bụ na-efunahụ arụmọrụ. E nwere ụdị abụọ bụ isi:

Njikọ AC— PV inverters na-enye AC bọs; batrị inverter dị iche na-ana batrị ahụ. Ike anyanwụ dị mfe ma dịkwa mfe, mana ọ na-enweta mfu PV-inverter, wee na-efunahụ batrị-inverter: arụmọrụ njem gburugburu nke ihe dị ka 85-88%.

Njikọ DC— PV arrays na-ejikọ na bọs DC nke batrị site na MPPT converter; otu PCS etiti na-ejikwa mgbanwe grid. Ike anyanwụ na-abanye na batrị ahụ na otu mgbanwe, arụmọrụ njem gburugburu na-akawanye mma ruo ihe dị ka 90–93%. Mgbe chaja nwere ike ịdọta DC ozugbo site na bọs a na-ekerịta, a na-ewepụ mgbanwe ọzọ.

Nhazi DC jikọtara ya bụ ihe mere ngwaahịa anyanwụ-BESS agbakọtara ji emeri ọrụ azụmaahịa. Ọdịiche arụmọrụ na-agbakọta kwa ụbọchị: na owuwe ihe ubi anyanwụ nke 1 MWh kwa ụbọchị, isi ihe 3-5 nke mfu mgbanwe echekwara bụ 30-50 kWh kwa ụbọchị—ihe dị ka 11-18 MWh kwa afọ nke ike a na-enweta ike.

Ọdụ chaja nke BESS EV nke anyanwụ nke oge a [200 kWh nke BESS EV anyanwụ](https://www.midapower.com/news/200kwh-solar-bess-ev-charging-station-for-zero-emission-sites/) na-egosi usoro zuru oke nke agbụ ahụ: PV array → MPPT modulu → batrị DC bọs → DC ngwa ngwa chaja → batrị ụgbọala. A na-emepụta ogbo ọ bụla maka obere mfu, EMS na-ahazikwa usoro mmiri ahụ ka anyanwụ na-ebu ụzọ na-ebu ibu, na-anata oke ego BESS, a na-ebelatakwa mbubata grid.

Nhazi nha nke usoro anyanwụ megide ikike BESS

Njehie nha - nnukwu PV ma ọ bụ nnukwu nchekwa - na-emebi akụnụba nke sistemụ ejikọtara ọnụ na nzuzo. Oke nchịkwa bụ mmepụta anyanwụ kwa ụbọchị ma e jiri ya tụnyere mmepụta batrị na mkpa saịtị:

Iwu nha atọ na-eme ka njikọ ahụ dị irè:

1. Nha PV ruo 40–80% nke ike kwa afọ nke ebe ahụ, ọ bụghị 100%. Mkpuchi zuru oke na-eme ka batrị buru ibu ma na-eme ka oge na-adịghị arụ ọrụ dị ogologo; mkpuchi nkebi na-eme ka uru anyanwụ dịkwuo elu kwa watt arụnyere. 2.Hazie BESS ka ọ bụrụ otu okirikiri zuru oke kwa ụbọchịnke oke anyanwụ a tụrụ anya ya. Batrị a na-agbagharị otu ugboro kwa ụbọchị na omimi 80% nke mwepụta na-emezu nkọwapụta ndụ okirikiri ya zuru oke; batrị ndị pere mpe na-agbagharị karịa, ndị buru ibu na-emebi ndụ kalenda na-ejighị ya. 3.Dakọọ oke ntinye MPPT na windo ọrụ nke usoro ahụ n'ezie.Modulu MPPT nke nwere voltaji sara mbara na-eweghachi ike n'okpuru onyinyo akụkụ, igirigi ụtụtụ, na ịka nká nke otu dị warara na-ewepụ.

Uru arụmọrụ: MPPT, Mgbanwe, na Mfu Njikere

A na-enweta arụmọrụ dị mma na nkọwa, ụdị mfu atọ na-achịkwa usoro ejikọtara ọnụ:

Mfu MPPT.Ndo nke otu eriri panel nwere ike ibelata mmepụta nke otu usoro site na 10–20% na-enweghị nhazi nke otu eriri. Modulu ike MPPT dị elu—dị ka modulu MPPT 30–60 kW nke MIDA ji eme ihe na sistemụ chaja anyanwụ—na-esochi ebe ike kachasị nke eriri ọ bụla n'onwe ya, na-enweta 5–10% nke mmepụta kwa afọ na saịtị n'ezie nwere ndo ma ọ bụ enweghị nhazi modulu.

Mgbanwe na mfu nke nchekwa.Inverter ọ bụla na-arụ ọrụ nke ọma na obere ibu. Ebe BESS nke na-eme ka PCS ya ghara ịrụ ọrụ nke ọma na 2–5% ibu n'abalị na-emefusị kilowatt-awa n'oge niile. Sistemụ ọgbara ọhụrụ na-eji ụdị nchekwa dị ala (

Njikwa okpomọkụ.Oyi batrị na-ewe ike; ngwugwu batrị oyi mmiri na-ejigide okpomọkụ sel kacha mma yana obere akụkụ nke ike fan-power nke atụmatụ oyi ikuku. N'ebe ihu igwe na-ekpo ọkụ, oyi mmiri mmiri nwere ike ịchekwa 3–5% nke ike sistemụ batrị ma e jiri ya tụnyere oyi ikuku a manyere ma ọ bụ na-agbatị ndụ sel.

Ijikọta ọnụ, usoro ndị a na-ebuli sistemụ ejikọtara ọnụ site na "arụmọrụ 90% nke aha" gaa na "arụmọrụ 93–96% nke arụmọrụ" - ihe dị iche n'etiti [ọdụ chaja BESS nke nwere ike ịnweta ike anyanwụ abụọ](https://www.midapower.com/2mwh-960kw-bess-charging-station-megawatt-ev-charger-solar-battery-storage-system-product/) nke na-enye ike ya dị elu na nke na-efunahụ ike nke nnọkọ kwa izu abụọ.

Ebe Enweghị Mmịpụta na Nkwaga Dizel

Uru dị mkpa nke njikọ ahụ bụ nnwere onwe ọrụ. N'ebe dị anya, ebe grid na-egbochi, ma ọ bụ ebe ọdachi na-eme, ebe nchekwa anyanwụ na BESS na-anọchi jenereta dizel—azịza ihe ochie nke "enweghị grid ebe a."

Ntụnyere a dị oke njọ. Igwe jenereta dizel n'ebe a na-arụ ọrụ n'okporo ụzọ na-ere lita 3-4 kwa elekere na obere ibu, na-ewepụta kilogram 2.5-3 nke CO2 kwa lita, ma na-achọ ụzọ isi nweta mmanụ ọkụ. Ebe nchekwa anyanwụ+BESS nwere PV 150-400 kWp na 500 kWh-2 MWh na-enye otu ọrụ chaja ahụ na-enweghị mwepụta ọ bụla n'ebe ahụ, ọrụ na-adịghị mma, na ọnụ ahịa dị ala fọrọ nke nta ka ọ bụrụ efu ozugbo etinyere ya.

Ebe ọrụ na-akọ akụkọ ihe atọ a pụrụ ịtụle:

• Nchekwa mmanụ na nhazi nke $15,000–$60,000 kwa afọọrụ dizel nke yiri ya;
• Mbelata carbon nke tọn 40–120 nke CO2 kwa afọkwa saịtị, nke na-erukwa eru maka mmemme kredit carbon n'ahịa ụfọdụ;
• Oge ọrụ karịrị 95%maka usoro chaja nke ìhè anyanwụ na-achịkwa, yana grid ma ọ bụ ihe na-emepụta ihe nkwado ndabere nke na-ekpuchi oke ọkụ nke mgbede.

Nhazi [ebe a na-eji chaja BESS nke nwere akpa 500 kWh](https://www.midapower.com/news/500kwh-containerized-bess-charging-station-for-grid-constrained-areas/)—batrị e tinyere n'ime akpa nwere ntinye anyanwụ agbakwunyere—bụ ihe owuwu ọkọlọtọ maka ebe ndị dị otú ahụ, ebe ọ bụ na ọ na-ebuga dị ka otu nkeji na ọrụ na-enweghị ọrụ obodo.

Mmechi

Nchekwa anyanwụ na ebe nchekwa abụghị ihe mgbakwunye na ebe a na-ana chaja; ha bụ sistemụ ejikọtara ọnụ nke arụmọrụ ya karịrị mkpokọta akụkụ ya. Njikọ DC na-ewepụ mfu mgbanwe, MPPT na-eweghachite mfu onyinyo, batrị ahụ na-agbanwekwa mfu anyanwụ etiti ehihie ka ọ bụrụ ego chaja mgbede. Nha ya ziri ezi—PV na 40–80% nke ike saịtị, ịgba ígwè BESS otu ugboro kwa ụbọchị, modulu MPPT sara mbara—ebe nchekwa BESS nke nwere ike anyanwụ na-ebelata ịzụrụ grid site na 40–70%, na-ewepụ dizel n'ebe dị anya, ma na-enye chaja efu-emission ebe ọ kacha mkpa. Maka ndị na-arụ ọrụ, ajụjụ arụmọrụ abụghịzi "igwe anyanwụ ọ na-arụ ọrụ na nchekwa?" mana "kedu usoro njikọ na-ejide ihe kachasị na kilowatt-awa ọ bụla?"

Ajụjụ Ndị A Na-ajụkarị

1. Kedu ihe dị iche n'etiti njikọ AC na DC maka anyanwụ + BESS?Na njikọ AC, PV na batrị nke ọ bụla nwere inverter nke ha na bọs AC, na-efunahụ isi 2-4 nke arụmọrụ njem azụ. Na njikọ DC, anyanwụ na-enye bọs DC nke batrị site na ihe ntụgharị MPPT, na-ezere mgbanwe okpukpu abụọ ma na-eme ka arụmọrụ ka mma ruo 90-93%.

2. Ego ole ka m kwesịrị ijikọta na ebe a na-eji chaja BESS?Nha PV ruo 40–80% nke oriri ike kwa afọ nke ebe ahụ. Mkpuchi zuru oke na-eme ka batrị dị oke ọnụ karịa; mkpuchi akụkụ na-eme ka uru anyanwụ dịkwuo elu kwa watt etinyere ma na-eme ka batrị na-agba ọsọ nke ọma.

3. Ole okirikiri kwa ụbọchị ka BESS kwesịrị itinye aka na ya?Ihe dị ka otu okirikiri zuru oke kwa ụbọchị na omimi nke 80% nke mwepụta. Ọnụego ahụ na-erute ndụ okirikiri nke batrị ahụ ma na-eme ka akụnụba dị mma; ịgba ígwè gabiga ókè na-emebi ngwugwu ahụ, ma na-eme ka obere oge ịgba ígwè na-efunahụ isi obodo.

4. Ebe BESS nke nwere ike iji anyanwụ rụọ ọrụ ọ bụla na-enweghị grid?Ee, ọ bụrụ na e nwere ike iji PV zuru oke, nchekwa, na mkpa ehihie. Ebe ndị e jikọkọrọ ihe na-ejigide njikọ grid maka iguzogide nsogbu na oke ugwu nke mgbede; agwaetiti dị ọcha na-agbakwụnye ihe na-emepụta ihe nkwado maka ikpe ndị siri ike.

5. Ego ole ka MPPT dị mkpa n'ezie na sistemụ ejikọtara?N'ihe gbasara agba ma ọ bụ nke na-adabaghị adaba, MPPT nke nwere otu eriri na-enweta 5–10% nke mmepụta PV kwa afọ - ike nke gaara efufu. Na ihe ndị dị ọcha, nke na-enweghị agba, uru ya na-ebelata, nke bụ ya mere nyocha saịtị ji dị mkpa.

6. Kedu arụmọrụ m kwesịrị ịtụ anya ya site n'aka ọdụ chaja nke anyanwụ-BESS nke oge a?A na-enweta arụmọrụ ọrụ nke 93–96% site na njikọ DC, ngwugwu batrị oyi mmiri mmiri, na PCS dị ala - ma e jiri ya tụnyere 85–88% maka ngwugwu AC dị mfe.

7. Njikọ anyanwụ ọ na-ebelata ụgwọ ọrụ nke saịtị ahụ?Ee. Mmepụta anyanwụ na-ebelata mbubata grid n'oge windo ọnụahịa kachasị elu, BESS na-ebelatakwa oke kachasị elu nke nkeji iri na ise fọdụrụnụ—na-awakpo ma akụkụ ike na ọchịchọ nke ụgwọ ahụ n'otu oge.