Gushaja ingufu nyinshi cyane bya 1.2MW ku ndege z'ubucuruzi: Ubwubatsi n'Ubukungu

Impinduramatwara y’ibikorwa remezo bya 1.2MW by’amashanyarazi menshi cyane ku ndege z’ubucuruzi: Ubushakashatsi bwimbitse ku miterere ya HVDC, gukonjesha amazi, isesengura ry’ingaruka za grid ku rwego rwa MW, n’icyitegererezo cy’ubukungu bwa pariki y’ibikoresho kugira ngo igende neza mu buryo burambye.

Incamake

Impinduka ku isi yose mu gutwara imodoka zikoresha amashanyarazi irimo kugera ku nzitizi ikomeye: ubushobozi bw'ibikorwaremezo byo gusharija. Nubwo amashanyarazi ya EV abagenzi yageze ku rwego rwo hejuru, ibisabwa n'amato y'ubucuruzi akomeye—kuva ku makamyo yo mu cyiciro cya 8 kugeza ku mamodoka atwara imizigo—bisaba impinduka mu buryo bugaragara mu gutanga ingufu. Iyi nkuru itanga isesengura ryimbitse rya tekiniki ry'igisubizo cya sitasiyo ya 1.2MW supercharging. Turasuzuma ihinduka kuva ku gukwirakwiza AC/DC bisanzwe kugeza ku miterere ya DC ifite voltage nyinshi (HVDC), fiziki y'ubushyuhe bw'amazi ikenewe mu gucunga ubushyuhe butangwa ku rwego rwa megawatt, hamwe na sisitemu igezweho yo gucunga ingufu zidasanzwe (DEMS) ikenewe kugira ngo hirindwe ihindagurika ry'umuyoboro w'amashanyarazi. Byongeye kandi, dutanga icyitegererezo gikomeye cy'ubukungu ku mapaki y'ibikoresho, bigaragaza ko nubwo CAPEX ya mbere yari nini, Ikiguzi cyose cy'Ubucuruzi (TCO) n'imikorere myiza yo gusharija ku rugero rwa MW ni ingenzi mu gufungura ahazaza h'ubucuruzi.

Intangiriro: Igipimo cy'Ikibazo

Gushyira amashanyarazi mu masosiyete y’ubucuruzi ntabwo bikiri intego yo kurengera ibidukikije; ni ngombwa mu bijyanye n’ibikoresho bitewe n’amategeko akaze agenga ibyuka bihumanya ikirere, amabwiriza yo kugera mu mijyi, ndetse no kuzigama amashanyarazi mu gihe kirekire ukoresheje mazutu. Ariko, icyuma gisanzwe cya DC Fast Charger (DCFC) cya 150kW cyangwa 350kW ntabwo gihagije kuri bateri ya 600kWh kugeza kuri 1MWh iboneka mu makamyo agezweho y’amashanyarazi. Kugira ngo ugere ku gipimo cya 20-80% by’amashanyarazi (SoC) mu gihe cy’ikiruhuko cy’umushoferi (ubusanzwe iminota 30-45), ingufu zo gusharija zigomba kurenga Megawati 1.

Uburyo bwo gusharija bwa 1.2MW bugaragaza umupaka w'iri koranabuhanga. Si verisiyo "yongerewe" ya sharija yo mu rugo gusa; ni uruganda rw'amashanyarazi rwo mu nganda rukorera mu gace runaka. Gushyira mu bikorwa bisaba gukemura ibibazo bikomeye by'ubuhanga mu by'ikoranabuhanga mu by'amashanyarazi, ubumenyi bw'ibikoresho, no guhuza imiyoboro y'amashanyarazi. Uku gushakisha mu buryo bwimbitse kuzasesengura ibice na sisitemu bituma sharija ya 1.2MW iba impamo ku gisekuru gitaha cy'ibikoresho n'ubucuruzi.

Igice cya 1: Imiterere y'amashanyarazi mu byuma by'ubucuruzi

1.1 Guhindura abagenzi bakava ku byangombwa by'ubucuruzi

Imodoka zitwara abagenzi zikoresha amashanyarazi ya 400V cyangwa 800V zifite ubushobozi bwa batiri buri hagati ya 50kWh na 100kWh. Ibinyuranye n'ibyo, imodoka z'ubucuruzi zikenera ingufu nyinshi n'ingufu nyinshi. Ikamyo itwara abagenzi ishobora gukora kilometero 500-800 ku munsi, bigasaba ko habaho ibigega binini by'ingufu. Ibisabwa kuri izi modoka bigenwa na "Uruziga rw'akazi" - igihe n'igihe imodoka ikora n'igihe cyo kuruhuka.

1.2 Uruhare rw'ingenzi rw'uburyo bwo gutanga charger

Mu nganda zikora ibijyanye n'ibicuruzwa, "igihe cyo gutura" ni amafaranga yapfushwa ubusa. Iyo ikamyo imaze amasaha ane ishyushya, itakaza igice cy'umusaruro. Ingufu za 1.2MW zigamije igiciro cyo gusharija gihuye n'imbogamizi z'imikorere y'abantu. Mu gutanga 1.200kW, sitasiyo ishobora kongeramo kilometero 200 mu minota 10 gusa, bigatuma amakamyo akoresha amashanyarazi ahangana n'umuvuduko wo kongeramo lisansi wa moteri zikoresha umuriro (ICE).

1.3 Ibikoresho bigenga na ESG

Za guverinoma ku isi yose zitegeka ko habaho uturere tudafite imyuka ihumanya ikirere. Mu Muryango w’Ubumwe bw’u Burayi, Itegeko ry’ibikorwa remezo by’ibikomoka kuri peteroli (AFIR) rishyiraho intego zihariye ku bigo bitanga amashanyarazi ku binyabiziga biremereye (HDV) ku muyoboro w’ingenzi wa TEN-T. Muri Amerika, gahunda y’Igihugu y’Ibikorwa remezo by’Imodoka Zikoresha Amashanyarazi (NEVI) n’itegeko ry’Amakamyo Asukuye (ACT) muri Kaliforuniya birimo gusunika amakamyo y’indege ku bijyanye no gutanga amashanyarazi. Aya mategeko atuma gushyiraho ibikorwa remezo bya MW biba ingenzi cyane ku bakoresha amakamyo.

Igice cya 2: Gushushanya Inyubako ya Supercharging ya 1.2MW

2.1 Incamake ya Sisitemu: Kuva kuri Substation kugeza kuri Dispenser

Sitasiyo yo gusharija ya 1.2MW ni urusobe rw'ibinyabuzima. Itangirira ku muyoboro w'amashanyarazi uhuza Voltage yo Hagati (MV), ubusanzwe 10kV kugeza 35kV. Iyi mashini ivanwaho hifashishijwe transformer yihariye ikajya kuri bisi ifite voltage nke (LV) cyangwa DC ifite voltage nyinshi (HVDC). Ishingiro ry'iyi sisitemu ni Sisitemu yo Guhindura Ingufu (PCS), ihindura AC muri DC nziza isabwa na batiri y'imodoka.

2.2 Ibice byo guhindura ingufu za modular

Aho gukoresha inverter imwe ya 1.2MW, sisitemu zigezweho zikoresha modular blocks (urugero, modules za 100kW cyangwa 200kW). Iyi modularity itanga:

• Gutakaza abakozi:Iyo module imwe inaniwe, sitasiyo ikomeza gukora ku ngufu nke.
• Uburyo bwo kwaguka:Abakoresha bashobora gutangirana na 600kW bakazamuka bakagera kuri 1.2MW uko imodoka zabo zigenda zikura.
• Ingufu:Sisitemu ishobora gukoresha cyangwa guhagarika modules kugira ngo ikomeze gukora neza cyane kabone n'iyo imodoka irimo gusharija ku rugero rwo hasi rw'ingufu (inyuma y'umurongo ucanira umuriro).

2.3 Intambwe yo Kugana ku Buntu bwose mu Bumwe Ugereranije n'Uburyo bwo Gutandukanya

Mu buryo bugabanyijemo ibice, ibikoresho by'amashanyarazi biba biri mu kabati ka kure, kandi icyuma gitanga umuriro gito gusa ("interface y'umukoresha") kiba kiri ku gice cyo gusharija. Ibi ni ingenzi kuri sisitemu za 1.2MW kuko ibikoresho by'amashanyarazi bitanga urusaku n'ubushyuhe bwinshi, kandi umwanya kuri icyo gice akenshi uba muto mu byuma bikoresha ibikoresho byinshi. Igishushanyo mbonera cyacyo gifasha kandi gukonjesha module z'amashanyarazi.

Igice cya 2 (Ikomeza): Topiology ifite imbaraga nyinshi

Kugira ngo ikoreshwe na 1.2MW, voltage igomba kuba iri hejuru kugira ngo umuriro ukomeze gucungwa. Nubwo 800V yari yo yari isanzweho, sisitemu ya 1.2MW irimo kureba cyane voltage ya bisi ya 1000V kugeza 1500V DC. Kuri 1.2MW na 1000V, umuriro uracyari 1200A itangaje. Ibi bisaba imiterere ya busbar igezweho n'ibice bihinduranya umuvuduko mwinshi, akenshi bikoresha Silicon Carbide (SiC) MOSFET kugira ngo bigabanye igihombo cyo guhinduranya no gutuma ingufu nyinshi ziyongera.

Igice cya 3: Sisitemu yo Gukwirakwiza Umuriro Ukomeye w'Umuriro (HVDC)

3.1 Ikibazo cy'imikorere myiza kuri HVDC

Ibikoresho bisanzwe byo gusharija akenshi bikwirakwiza ingufu nka Low Voltage AC (400V/480V) kuri buri sharija imwe. Ariko, ku gipimo cya 1.2MW, gukwirakwiza ingufu binyuze muri AC bitera igihombo gikomeye cy'umuringa (igihombo cya I²R) kandi bigasaba uburebure bunini bw'insinga. Mu kwimura AC/DC transformer izamuka kuri sitasiyo ya transformer, dushobora gukwirakwiza ingufu binyuze muri bisi ya High Voltage DC (HVDC) (urugero, 1000V DC).

Gukwirakwiza HVDC bitanga ibyiza byinshi:

• Ibyiciro byo guhindura byagabanijwe:Ingufu nyinshi zishobora kongera gukoreshwa (Solar PV) na sisitemu zo kubika ingufu (BESS) ni DC. Kuzishyira muri bisi ya HVDC birinda intambwe nyinshi zo guhindura DC/AC/DC, bikongera imikorere myiza ya sisitemu ku kigero cya 3-5%.
• Kuzigama kw'umuringa:Umuvuduko mwinshi w'amashanyarazi utuma ingufu zimwe zigabanuka, bigabanya cyane uburemere n'igiciro cy'insinga zikwirakwiza umuriro.
• Ingufu zirushijeho kuba nziza:Gukosora hagati bituma habaho kugenzura neza power factor na harmonic distortion kuri grid interface.

3.2 Igishushanyo mbonera cya Busbar n'imicungire y'ubushyuhe

Muri sitasiyo ya 1.2MW, utubari tw’imbere tugomba guhangana n’amazi arenga 1.200A. Utubari tw’umuringa dusanzwe twakenera ahantu hanini ho guhurira. Abahanga ubu bakoresha utubari tw’umuringa twashyizwemo laminated, kandi mu bihe bimwe na bimwe, utubari tw’amashanyarazi twakonjeshejwe n’amazi kugira ngo ducunge ubushyuhe buterwa n’ingaruka z’uruhu n’ingaruka z’ubushyuhe. Umuringa wakozwe neza wa CNC ukoresheje ifeza cyangwa icyuma ni ibisanzwe kugira ngo bigabanye ubushobozi bwo guhangana n’ingingo.

3.3 Uburinzi n'umutekano muri sisitemu za HVDC

Umutekano ni wo uhangayikishije cyane mu gukwirakwiza HVDC. Bitandukanye na AC, DC ntabwo ifite "zero-crossing", bigatuma bigorana cyane kuzimya umugozi w'amashanyarazi mu gihe habayeho ikosa.

• Kugabanya ubukana bw'umuraba:Sisitemu za 1.2MW zikoresha ibyuma by'ikoranabuhanga byihuta cyane hamwe na contactor za DC zifite amashanyarazi kugira ngo zice imirasire mu masegonda make.
• Gukurikirana ibijyanye no gukingira ubwishingizi:Gukurikirana buri gihe uburyo bwo kwirinda kwangirika hagati y’imiyoboro ya DC positive/negative na chassis ni ngombwa. Kwangirika kose mu byuma bikingira amashanyarazi bitera kuzimya sisitemu ako kanya kugira ngo hirindwe inkongi y’amashanyarazi cyangwa inkongi y’umuriro.
• Imiterere y'ubutaka:Guhitamo hagati ya sisitemu za IT (Isolated Terra), TN (Terre-Neutre), cyangwa TT ku ruhande rwa DC ni amahitamo y'ingenzi y'ubuhanga agira ingaruka ku mutekano no ku guhuza ingufu za elegitoroniki (EMC).

Igice cya 4: Ingufu z'amashanyarazi zo ku rwego rwa MW n'imikorere myiza yo guhindura

4.1 Impinduramatwara ya Silicon Carbide (SiC)

Ku gipimo cya 1.2MW, buri kigero cy'ubushyuhe gihinduka 12kWntabwobigomba gukurwaho. IGBT zisanzwe zishingiye kuri Silicon (Insulated Gate Bipolar Transistors) zagiye ziganza inganda, ariko zigorwa no gutakaza ingufu ku buryo bwo hejuru. Silicon Carbide (SiC) MOSFET ni zo ngenderwaho nshya zo gushyushya MW kubera ko:

• Ibihombo byo hasi byo guhindura ikoranabuhanga:Yemerera guhinduranya inshuro nyinshi (urugero, 50kHz vs 10kHz kuri IGBTs), ibyo bigatuma bigabanya ingano n'uburemere bw'ibice bidakora nka inductors na capacitors.
• Kwihanganira ubushyuhe bwinshi:SiC ishobora gukora ku bushyuhe bwinshi bw'aho ihurira, ikagabanya umutwaro kuri sisitemu yo gukonjesha.
• Umuvuduko wo hejuru w'ihindagurika ry'amashanyarazi:Ni ngombwa ku miterere ya 1000V+.

4.2 Imiterere y'ama-Inverter y'urwego rwinshi

Kugira ngo ucunge voltage nyinshi za bisi za DC mu gihe ukoresha ibice bisanzwe bifite voltage, hakoreshwa topolojia nyinshi (nk'izifite Neutral Point Clamped – NPC cyangwa T-type inverters). Iyi miterere:

• Kora imiterere y'umuvuduko w'amazi isukuye ifite ubushyuhe buri hasi bwa Total Harmonic Distortion (THD).
• Gabanya umuvuduko w'amashanyarazi (dv/dt) ku bushyuhe bwa moteri cyangwa bateri y'imodoka.
• Ongera imikorere myiza ugabanya uburyo bwo kuyungurura bukenewe.

4.3 Ingufu zigenda mu cyerekezo cy'imirongo ibiri (V2G/V2H)

Sitasiyo ya 1.2MW si umuguzi gusa; ni umutungo ushobora gukoreshwa mu miyoboro y'amashanyarazi. Hamwe n'amashanyarazi y'ikoranabuhanga akoresha icyerekezo cy'imirongo ibiri, amakamyo menshi akoresha amashanyarazi ashobora gukora nk'uruganda runini rw'amashanyarazi. Mu gihe cy'ubukene bwinshi bw'umuyoboro w'amashanyarazi, DEMS ishobora gutanga ubutumwa ku bashariji kugira ngo bakure ingufu mu mabatiri y'amakamyo bayisubize mu miyoboro y'amashanyarazi (Imodoka ijya kuri Grid). Ibi bisaba uburyo buhanitse bwo kugenzura kugira ngo amakamyo akomeze kugira umuriro uhagije wo guhaguruka, ariko bitanga umusaruro mushya ku bakoresha ubwikorezi bw'amakamyo.

4.4 Abahindura ikoranabuhanga ryoroshye n'iry'amajwi

Kugira ngo turusheho kunoza imipaka y’imikorere myiza, sisitemu ya 1.2MW ikunze gukoresha imiterere ya resonant (nka LLC cyangwa DAB - Dual Active Bridge). Ubu buryo bwemerera Zero Voltage Switching (ZVS) cyangwa Zero Current Switching (ZCS), bigakuraho imbaraga zatakaye mu gihe cy’impinduka hagati ya ON na OFF bya transistors. Ibi ni ingenzi kugira ngo station ikomeze kugira ubushobozi bwa >97% kuva kuri AC input kugeza kuri DC output.

Igice cya 5: Uburyo bwo gukonjesha amazi: Imicungire y'ubushyuhe ku gipimo

5.1 Fiziki y'ubushyuhe mu gushyushya Megawati

Gutakaza ingufu mu buryo bw'ubushyuhe ni umwanzi ukomeye wo gusharija ingufu nyinshi. Iyo sharija ya 1.2MW ikora neza 95%, itanga ubushyuhe bwa 60kW. Ku bijyanye n'ibyo, ubushyuhe burahagije kugira ngo bushyushye amazu menshi manini mu gihe cy'itumba. Ubu bushyuhe bwiganje mu bice bitatu:

1. Modules zo guhindura imbaraga (Inverters/Rectifiers).
2. Insinga yo gusharija n'umuyoboro.
3. Bateri y'imodoka n'utubari tw'imbere mu modoka.

5.2 Insinga zikonjeshejwe n'amazi: Kurenza imbogamizi y'uburemere

Kugira ngo umuntu atware 1.200A akoresheje umuringa usanzwe ukonjeshejwe n'umwuka, insinga yaba nini kandi iremereye ku buryo umuntu atashoboraga kuyiterura. Insinga zikonjeshejwe n'amazi zikoresha icyuma gikonjesha cyabugenewe (akenshi gikunze kuba uruvange rw'amazi-glycol cyangwa amazi ya dielectric) gikwirakwira mu miyoboro ikikije ibyuma biyobora umuringa. Ibi bituma habaho igice gito cyane cy'umuringa, bigatuma insinga ikoroha kandi yoroheje mu gihe igumana ubushyuhe bwiza bwo gukora (ubusanzwe buri munsi ya dogere selisiyusi 60).

5.3 Sisitemu zo gucunga ubushyuhe (ATMS)

Ahantu ho gushyushya hagomba kuba harimo sisitemu ikomeye yo gukonjesha cyangwa icyuma kinini gihindura ubushyuhe kiva mu mazi kijya mu kirere.

• Pompe zikoresha umuvuduko uhindagurika:DEMS ihindura umuvuduko w'amazi akoreshwa mu gukonjesha hashingiwe ku muvuduko w'amazi n'ubushyuhe bw'ikirere.
• Imirongo yo gukonjesha idakoreshwa:Kugira ngo habeho ko stasiyo za 1.2MW zikora neza, akenshi zikoresha pompe ebyiri.
• Gucunga ubushyuhe:Mu bidukikije bifite ubushuhe bwinshi, sisitemu yo gukonjesha igomba kugenzura ko ubushyuhe bw'insinga n'umuyoboro w'amashanyarazi bitagabanuka munsi y'ikigero cy'amazi, ibyo bikaba byatera imiyoboro migufi y'amashanyarazi imbere.

5.4 Guhuza n'imicungire y'ubushyuhe bw'ibinyabiziga

Uburyo bwiza bwa 1.2MW burimo itumanaho hagati ya sitasiyo na Sisitemu yo gucunga batiri y'imodoka (BMS). Sitasiyo ishobora gukonjesha insinga ikonjeshejwe amazi mbere y'igihe, mu gihe imodoka yo ishyira batiri yayo ku gipimo cy'ubushyuhe bwiza kugira ngo yemererwe n'ingufu nyinshi (ubusanzwe hagati ya 30°C na 45°C). Iyo batiri ikonje cyane cyangwa ishyushye cyane, igiciro cyo kuyishyushya kizagabanuka, bigatuma inyungu z'ibikorwa remezo bya 1.2MW zitagerwaho.

Igice cya 6: Isesengura ry'ingaruka ku miyoboro y'amashanyarazi: Gucunga umutwaro w'amashanyarazi wa MW ukabije

6.1 Ingaruka za "Sledgehammer" ku muyoboro w'amashanyarazi wo mu gace

Umutwaro wa 1.2MW ni kimwe no kongeramo uruganda ruciriritse cyangwa agace gato ku muyoboro w'amashanyarazi mu kanya gato. Iyo ikamyo itangiye gutanga 1.2MW, ubusabe butunguranye bushobora gutuma amashanyarazi agabanuka cyane (agabanuka) ku murongo w'amashanyarazi wo mu gace. Iyo amakamyo menshi atangiye gutanga amashanyarazi icyarimwe, ingaruka zishobora gutera umwijima mu gace runaka cyangwa zigatera ibyuma bikingira amashanyarazi bigafunga sitasiyo.

6.2 Guhagarara kw'inshuro n'ubudahangarwa

Imiyoboro ya none ikoresha umurongo uhoraho (50Hz cyangwa 60Hz). Imitwaro minini kandi ihita igorana kuri ubu buryo bwo kudatezuka. Mu miyoboro gakondo, ubukana bw'imiyoboro izunguruka mu nganda z'amakara cyangwa gaze butanga uburyo bwo kugabanya ubukana. Ariko, uko tugenda tugana ku miyoboro iremereye ishobora kongera gukoreshwa hamwe n'ubukana buke bw'imiyoboro, "umuvuduko wa ramp" wa 1.2MW ugomba kugenzurwa neza. Imiyoboro igomba gushyigikira imikorere ya "Frequency-Watt", aho igabanya ingufu mu buryo bwikora iyo umuvuduko wa grid utangiye kugabanuka.

6.3 Ihindagurika rya Harmonic n'Ingufu

Ibyuma by'ikoranabuhanga bikoresha ingufu nyinshi bishobora "kwanduza" urusobe rw'amashanyarazi hakoreshejwe uburyo bwa harmonics—imigezi itari sinusoidal itera ubushyuhe bwinshi mu byuma bihindura amashanyarazi kandi bigatuma habaho impanuka ku byuma by'ikoranabuhanga bikoresha ikoranabuhanga.

• Impande z'imbere zikora (AFE):Sisitemu ya 1.2MW ikoresha AFE kugira ngo irebe ko umuriro ukurwa muri grid ari mwiza cyane kandi uri mu cyiciro gishingiye kuri voltage (Power Factor ≈ 1.0).
• Ihindagurika ry'Ubumwe bw'Ihuriro (THD):Amabwiriza agenga (nka IEEE 519) ategeka ko THD iguma munsi ya 5%. Kugira ngo ibi bigerweho ku gipimo cya MW bisaba uburyo bwo kuyungurura buhanitse no kugenzura PWM (Pulse Width Modulation) mu buryo bwo hejuru.

6.4 Umuti: Sisitemu zo kubika ingufu za batiri (BESS)

Kugira ngo igabanye ingaruka z’urusobe rw’amashanyarazi, sitasiyo ya 1.2MW ntabwo ikunze guhuzwa ku rusobe rw’amashanyarazi mu buryo butaziguye. Ahubwo, ihuzwa na BESS.

• Kogosha cyane:BESS ishyushya buhoro buhoro iva kuri grid mu gihe cy’ibikenewe bike kandi isohoka vuba kugira ngo ishyigikire guturika kwa 1.2MW mu gihe ikamyo ishyushya. Ibi bigabanya "Ubushobozi bw'amasezerano" umukoresha agomba kwishyura ikigo.
• Ihuriro ry'ibikoresho bishobora kuvugururwa:Iyo pariki y’ibikoresho ifite imirasire y’izuba ku gisenge, BESS ibika izo ngufu kugira ngo zikoreshwe iyo ikamyo ihageze, bigatuma "ikoresha ubwayo" cyane.
• Intangiriro y'Abakara n'Ikirwa:Mu gihe amashanyarazi yangiritse, sitasiyo ya BESS ishobora gukomeza gusarija imodoka zikomeye mu buryo bwa microgrid "bufite ikirwa".

Igice cya 6b: Ingamba zo kugabanya ubuziranenge bw'amashanyarazi n'imikoreshereze y'amashanyarazi

6.5 Voltage Stability n'Umurongo wa PV

Kwinjizwa k'umutwaro wa 1.2MW mu muyoboro w'amashanyarazi bihindura cyane imiterere y'amashanyarazi. Dukurikije umurongo wa PV (umubano w'imbaraga na Voltage), uko imbaraga zikora (P) ziyongera, voltage (V) ku gice cy'umuyoboro uhuza (PCC) iragabanuka. Iyo umutwaro urenze "agace k'izuru" k'umuyoboro, sisitemu ishobora guhura n'ihungabana ry'amashanyarazi. Kuri sitasiyo za 1.2MW, injeniyeri zikora inyigo z'umutwaro kugira ngo zirebe ko umuyoboro uguma mu gace gahamye. Ibi akenshi bisaba gushyiraho Static Var Compensators (SVC) cyangwa STATCOMs (Static Synchronous Compensators) kugira ngo batange inkunga y'amashanyarazi akoreshwa, "ashyigikira" voltage mu gihe cyo gushyushya umuriro mwinshi.

6.6 Isesengura rya Harmonic n'igishushanyo mbonera cya LCL Filter

Guhinduranya SiC MOSFET mu buryo bwa frequency yo hejuru muri inverter ya 1.2MW bishobora gushyira urusaku rw'frequency yo hejuru muri grid. Kugira ngo ibi birwanye, filter za LCL (Inductor-Capacitor-Inductor) zikoreshwa kuri grid interface.

• Guhagarika ihinduka ry'amajwi:Utuyungurura twa LCL dufasha cyane kurusha utuyungurura twa L tworoshye ku murongo wo hejuru, ariko dushobora guteza ibibazo byo gutandukanya. Sisitemu za 1.2MW zikoresha uburyo bwa "Active Damping" muri porogaramu yo kugenzura kugira ngo zihagarike ubwo buryo bwo gutandukanya utwo duyungurura tudakoresheje utuyungurura twinshi kandi tudakora neza.
• Iyubahirizwa ry'amategeko ya IEEE 519:Mu gukosora neza agaciro ka L, C, na L, injeniyeri zigenzura ko Total Harmonic Distortion (THD) iguma munsi ya 5%, birinda ko ibikoresho by’inganda bituranye bivangavanga.

6.7 Impinduka z'amashanyarazi n'amashanyarazi byihuse (RVC)

"Flicker" yerekeza ku ihindagurika ry'ubukana bw'urumuri riterwa n'impinduka z'amashanyarazi. Iyo charger ya 1.2MW izamutse cyangwa imanuka, ishobora gutera RVC zirenze imipaka yashyizweho n'amahame nka IEC 61000-3-7. Kugira ngo igabanye ihindagurika ry'amashanyarazi, DEMS ishyira mu bikorwa protocole ya "Soft-Start" na "Soft-Stop". Aho gusimbuka kuva kuri 0 kugera kuri 1.2MW ako kanya, ingufu ziyongera mu gihe cy'amasegonda 5-10. Ibi bituma ibyuma bigenzura amashanyarazi byikora (AVR) bya grid na BESS ya sitasiyo bikemura ihinduka buhoro buhoro.

6.8 Umugenzuzi wa Microgrid na Inertia idahindagurika

Muri pariki y’ibikoresho ifite imirasire y’izuba, BESS, na 1.2MW, aho hantu hose hakora nk’umuyoboro muto. Umuyoboro muto ugenzura imirasire ucunga "Synchronous Reference Frame" (SRF) kugira ngo ukomeze gutuza.

• Ubuhanga bwo gukoresha ikoranabuhanga rigezweho:Inverters zigezweho za 1.2MW zishobora gushyirwaho porogaramu kugira ngo zikore nk'imashini zisanzwe zikora moteri. Mu gushyiramo cyangwa gukurura ingufu nke bitewe n'impinduka z'impinduka, zitanga "Virtual Inertia," bifasha mu gutuza amashanyarazi yose yo mu karere mu gihe inganda nyinshi z'amakara na gaze zihagarikwa.

Igice cya 7: Sisitemu yo gucunga ingufu zihinduka (DEMS) n'uburyo bwo kuringaniza imizigo

7.1 Ubwonko bwa sitasiyo ya Megawatt

Sitasiyo ya 1.2MW iri muri pariki y’ibikoresho ni igice cy’urusobe rw’ibinyabuzima runini. DEMS ni urwego rwa porogaramu ruyobora urujya n’uruza rw’ingufu hagati y’urusobe rw’amashanyarazi, BESS, imirasire y’izuba, n’amakamyo agera kuri 20-50. Iyo DEMS idafite, pariki yarenza urugero rw’urusobe rw’amashanyarazi cyangwa ntiyongere kwishyuza amakamyo ku gihe cyo kugenda.

7.2 Algorithme zo Gutanga Ingufu mu Bikoresho Bitandukanye

Iyo amakamyo menshi afunguye umuriro, ni gute 1.2MW (cyangwa ubushobozi bwose bwa pariki) ikwirakwizwa?

• Igabana ringana:Buri kamyo ibona ingufu zingana. Byoroshye, ariko ntibikora neza iyo ikamyo imwe ikeneye kugenda mu minota 10 indi mu masaha 2.
• Uwaje bwa mbere, uwahawe serivisi bwa mbere:Ikamyo ya mbere yabonye 1.2MW yuzuye, izindi zirategereza. Bitera ibibazo mu bijyanye n'ibikoresho.
• Gahunda ishingiye ku byihutirwa:DEMS ihuzwa na Sisitemu yo gucunga ubwikorezi bw'imodoka (TMS). Imenya gahunda ya buri kamyo, SoC igezweho, n'aho ijya. Iha ingufu nyinshi ikamyo kandi ihaguruka byihutirwa cyane, kabone n'iyo yaba yahageze nyuma.

7.3 Gukuraho imizigo mu gihe nyacyo

DEMS igomba gukurikirana imikoreshereze yose y’ibikoresho muri pariki y’ibikoresho—harimo amatara yo mu bubiko, sisitemu zikora, n’ibikoresho bikonjesha. Iyo umutwaro wose wegereje umupaka w’ikigo, DEMS “ibanza” kugabanya umutwaro uva kuri chargers za EV, ikagabanya by’agateganyo imbaraga zazo kugeza igihe umuvuduko urenze. Ibi bikorwa mu buryo bworoshye nta kintu na kimwe gihungabanya umuvuduko.

7.4 Guteganya ibizamini n'uburyo bwo kwigira ku mashini

Porogaramu za DEMS zigezweho zikoresha ubuhanga bwo gukora isuzumabumenyi (AI) kugira ngo zimenye niba ikiguzi cyo gushyushya gishingiye ku makuru y’amateka, ikirere (kigira ingaruka ku miterere y’amashanyarazi), n’amakuru agezweho ku muhanda mu gihe nyacyo. Mu guhanura ko amakamyo atanu yo mu cyiciro cya 8 azahagera hagati ya saa mbiri z’umugoroba na saa mbiri n’igice z’umugoroba (14:00 PM) na saa mbiri n’igice z’umugoroba (14:30 PM), DEMS ishobora gushyushya BESS mbere y’igihe no gukonjesha sisitemu zo gukonjesha za sitasiyo.

7.5 Umutekano w'ikoranabuhanga mu micungire y'ingufu

Kubera ko DEMS ihujwe na grid (binyuze kuri OpenADR cyangwa protocole zisa nayo) ndetse n'amakuru y'imikorere y'ingabo, ni intego ikomeye y'ibitero byo kuri interineti. Uburyo bwo gushakisha amakuru buhamye, modules z'umutekano w'ibikoresho (HSM), hamwe no kwemeza API neza ni ingenzi cyane. DEMS yangiritse ishobora gukoreshwa mu guhungabanya grid y'amashanyarazi yo mu gace cyangwa guhagarika ibikorwa by'ubwikorezi by'ikigo.

Igice cya 8: Imiterere n'ibikoresho by'ibikoresho bihuza ingufu za MW (MCS)

8.1 Uburyo bwo Gukoresha Megawatt Charging System (MCS)

Mu myaka myinshi, inganda zishingiye kuri CCS (Combined Charging System), ariko CCS ifite ubushobozi bwo gushyushya bugera kuri 500A. Kugira ngo igere kuri 1.2MW, havutse igipimo gishya: MCS. MCS yagenewe by'umwihariko ibikenewe mu buryo bw'imikorere n'ikoranabuhanga ku modoka ziremereye.

8.2 Imiterere y'ibanga n'uburyo bwo guhangana

Umuhuza wa MCS ufite ibyuma binini by'amashanyarazi bishobora gutwara amashanyarazi agera kuri 1250V na 3000A mu gihe kizaza.

• Ubumenyi bw'Ibikoresho:Ubusanzwe udupira dukozwe mu byuma by'umuringa bifite ubushobozi bwo gutwara ibintu byinshi hamwe n'icyuma cyihariye cyo gutwikira ifeza kugira ngo birinde ogisijeni no kugabanya ubushobozi bwo guhangana n'ibintu. Ndetse na miliyoni nke z'ubudahangarwa kuri 1,200A zatanga watts amagana z'ubushyuhe aho buhurira.
• Gukingira:Kugira ngo hirindwe ko Electromagnetic Interference (EMI) iva mu muyoboro wa DC ufite umuvuduko mwinshi w'amashanyarazi, icyuma gihuza ibikoresho gikubiyemo uburinzi buhuriweho.

8.3 Ergonomike n'uburyo bwo kuyicunga

Nubwo ifite imbaraga nyinshi, umuyoboro wa MCS ugomba gukoreshwa n'umushoferi umwe.

• Imicungire y'insinga:Sitasiyo za 1.2MW zikunze gukoresha gantries zo hejuru cyangwa sisitemu zo gucunga insinga zikozwe mu musenyi kugira ngo zishyigikire uburemere bw'insinga ikonjeshejwe n'amazi.
• Uburyo bwo gufunga:Bitewe n'umuvuduko mwinshi w'amashanyarazi, umuyoboro ugomba kuba ufunze neza ku modoka mbere yuko umuriro utangira gutembera. MCS ikoresha agapira gakomeye gafunga gashobora kwihanganira umuvuduko w'insinga iremereye.

8.4 Kuramba n'ubuzima bw'umuntu

Ibikoresho by’ubucuruzi bihura n’ingorane zikomeye. Bigwa kuri sima, bigashyirwa ku munyu wo mu muhanda, kandi bigakoreshwa inshuro nyinshi ku munsi. Ibikoresho bya MCS bigeragezwa inshuro zirenga 10.000 zo guhuza. Binakubiyemo ibikoresho by’ubushyuhe biri mu mukono no hafi y’udupira, bitanga amakuru nyayo kuri charger kugira ngo ikoreshe ingufu mu gihe connector ubwayo itangiye gushyuha cyane.

8.5 Urusobe rw'ubushyuhe bwa MCS

Kugira ngo bacunge 1.2MW, injeniyeri bashushanya icyuma gihuza umuriro bakoresheje umuyoboro urwanya ubushyuhe (R-th).

• Ubudahangarwa bw'aho umuntu ahurira (R-contact):Bigabanuka binyuze mu guhuza amasoko y'amazi n'ubuso bw'ifeza hagati y'ifeza n'ifeza.
• Ubudahangarwa bwo gutwara ibintu (R-cond):Ubushyuhe bugomba kuva ku migozi bujya ku muyoboro ukonjesha. Ibi byongera imbaraga hakoreshejwe imvange z’amashanyarazi zikoresha ubushyuhe ariko zirinda ubushyuhe mu muyoboro w’amashanyarazi.
• Ubudahangarwa bwa Convection (R-conv):Uburyo amazi atemba yinjizamo ubushyuhe. Kongera umuvuduko w'amazi akoreshwa mu gukonjesha (umubare munini wa Reynolds) byongera R-conv ariko bisaba imbaraga nyinshi za pompe.

Mu kuringaniza ubu buryo butatu bwo guhangana, MCS ishobora kugumana ubushyuhe bw'umugozi munsi ya dogere selisiyusi 50 nubwo 1.2MW yaba itemba santimetero nkeya uvuye aho iri.

8.6 Guhuza amashanyarazi n'amashanyarazi (EMC) mu bishushanyo bya MCS

Imiyoboro minini ya DC ihinduranya umurongo ku murongo wo hejuru (uturutse ku byuma bihindura umurongo bya sitasiyo) ishobora gutera urusaku rukomeye rwa electromagnetic. Insinga ya MCS n'umuyoboro bigomba gukora nk'uburyo burinda impanuka mu modoka zikoresha itumanaho ryimbitse (nka CAN cyangwa Automotive Ethernet). Ibi bikubiyemo:

• Uburinzi bwa 360-degree:Agasanduku k'icyuma ka MCS gatanga akazu ka Faraday gahoraho.
• Amasaro ya Ferrite:Akenshi ishyirwa mu nsinga kugira ngo igabanye urusaku rw'uburyo busanzwe bukoresha frequency nyinshi.
• Imirongo y'itumanaho ihindagurika:Udupira tw'amakuru muri MCS turagoramye kandi tugakingirwa ukwatwo kugira ngo amashanyarazi menshi ya DC adahumanya ibimenyetso bya ISO 15118.

Igice cya 9: Ibikorwaremezo bya Porogaramu: Amabwiriza, Umutekano w'Ikoranabuhanga, na Telematike

9.1 ISO 15118-20: Ishingiro ry'ingufu za MW

Itumanaho hagati ya charger ya 1.2MW n'ikamyo y'ubucuruzi riragoye cyane kuruta itumanaho ryoroshye rya charger yo mu rugo. Inganda zashyizeho amabwiriza ya ISO 15118-20 (version ya "Dash 20″), agaragaza ibintu byinshi by'ingenzi mu gihe cya megawatt:

• Gucomeka no Gushaja:Yemerera ikamyo kwemeza no kwemeza kwishyura mu buryo bwikora ikimara gucomeka, ikoresheje impapuro z’ikoranabuhanga zibitswe mu modoka. Ku modoka, ibi bikuraho gukenera amakarita cyangwa porogaramu za RFID, bikihutisha igihe cyo gukora.
• Igenzura rihoraho:Ifasha imodoka na charger kongeramo ingufu buri masegonda make. Ibi ni ingenzi cyane kugira ngo charger ya 1.2MW ihinduke, aho ubushobozi bwa bateri bwo kwakira ingufu buhinduka vuba uko yuzura kandi igashyuha.
• Inkunga y'icyerekezo cy'ibiri:Isobanura neza amabwiriza yo kohereza ingufu za V2G (Mota-to-Grid).

9.2 OCPP 2.0.1: Gucunga Ibikorwa Remezo

Nubwo ISO 15118 ikora ikiganiro cyo kuva kuri gari kugeza kuri charger, Open Charge Point Protocol (OCPP) 2.0.1 ikora ikiganiro cyo kuva kuri charger kugeza kuri cloud. Ku rubuga rufite 1.2MW, OCPP 2.0.1 ni ingenzi kuko:

• Imicungire y'ibikoresho:Itanga amakuru y’ibice by’ingenzi ku buzima bwa sisitemu yo gukonjesha amazi, ubushyuhe bwa MCS pins, n’imiterere ya modules z’amashanyarazi ku giti cyazo.
• Gushaja mu buryo bw'ubwenge:Bituma ikigo gishinzwe iterambere ry’amashanyarazi (DEMS) cyohereza porogaramu zigoye zo gusharija kuri sitasiyo, bigatuma pariki iguma mu ntera yayo.
• Umutekano w'ibikorwa:Yongera umutekano w'amakuru y'ubwishyu, ingenzi mu kwishyura amafaranga menshi mu bucuruzi.

9.3 Guhuza itumanaho ry'amato

Sitasiyo ya 1.2MW ntikora mu buryo budafite umwuka. Igomba guhuzwa na sisitemu ya telematike y'ubwikorezi (urugero: Geotab, Trimble).

• Igitekerezo cya SoC:Iyo ikamyo yegereye aho imodoka zihagarara, sisitemu ya telematike yohereza ikigo gishinzwe itumanaho (DEMS) aho igeze ubu n'igihe giteganyijwe cyo kuhagera. Hanyuma sitasiyo ishobora "gushyushya" cyangwa "gukonjesha" ibikorwa remezo mu gihe cyo kwitegura.
• Gutunganya inzira:Iyo DEMS izi ko igice gikurikira cy'urugendo rw'ikamyo ari kilometero 100 gusa, ishobora gufata icyemezo cyo gushyushya ikamyo kugeza kuri 50% kuri 1.2MW gusa, bikagabanya ubuzima bwa batiri no kugabanya umutwaro ku muyoboro w'amashanyarazi.

9.4 Umutekano w'ikoranabuhanga mu miterere y'ibidukikije bya MW

Ingufu nyinshi za sitasiyo ya 1.2MW zituma iba intego y’ “Iterabwoba ry’Ingufu.” Umuntu ugaba igitero ku itsinda ry’izi sitasiyo ashobora kuzishyiramo no kuzihagarika kugira ngo ateze urujya n’uruza rw’amajwi mu muyoboro w’igihugu.

• Modules z'umutekano w'ibikoresho (HSM):Ikoreshwa mu mashini zikoresha charger kugira ngo ibike imfunguzo za cryptographic mu buryo bwizewe.
• Uburyo bwo kubika amakuru kuva ku mpera kugeza ku mpera:Amakuru yose ari hagati y'ikamyo, charger, na cloud agomba kuba ahishe hakoreshejwe TLS 1.3.
• Imiterere y'ibyemezo bya Zero:Umuyoboro w’itumanaho uri muri pariki y’ibikoresho ugomba gucibwamo ibice ku buryo Wi-Fi mu biro idashobora gutanga uburenganzira bwo kugera ku bikorwa remezo byo gusharija.

9.5 Urwego rwa PKI rwo Gushyiramo no Gushyushya

Gushyira mu bikorwa ISO 15118-20 Plug & Charge bisaba ibikorwa remezo by’ingenzi by’urufunguzo rusange (PKI).

• V2G Root CA:Ikigo cyo hejuru cyizewe gitanga ibyemezo ku bigo bitanga serivisi zo gushyushya imodoka n'ibigo bitanga serivisi zo kuzikoresha (CSOs).
• Impamyabushobozi z'amasezerano:Bibikwa mu ikamyo, ibi bigaragaza ko nyir'imodoka afite amasezerano yemewe n'ikigo gishinzwe gutwara abantu n'ibintu (urugero, Shell Recharge cyangwa ChargePoint).
• Gutanga serivisi za OEM:Iyo kamyo ihabwa umwirondoro udasanzwe mu gihe cyo kuyikora, bigatuma icyuma gitanga umuriro gisuzuma ukuri kwayo mbere yuko ingufu za watt imwe zijyanwa. Ibi byatumye amakamyo "adafite uburenganzira" adakoresha ikigo cyigenga cy'ibikoresho cya 1.2MW.

9.6 OCPP 2.0.1 Gutunganya no gucunga amakuru

Kuva kuri OCPP 1.6 ukagera kuri 2.0.1 ni ngombwa kuri sisitemu za 1.2MW bitewe n'uburyo bwagutse bw'amakuru.

• Icyitegererezo cy'Igikoresho:Muri 2.0.1, buri gice (umufana, pompe, module ya SiC, contactor) gifatwa nk'"Ihindagurika" rishobora gukurikiranwa no gushyirwaho. Ibi bituma ikigo cy'ibikorwa hagati gikora "Gutegura Imirimo Isanzwe." Urugero, niba amashanyarazi ya pompe ikonjesha yiyongera gato uko igihe kigenda gihita, sisitemu ishobora kuyishyira ahagaragara kugira ngo ihindurwe.mberebirananirana bigatuma sitasiyo ya 1.2MW ibura.
• Kode z'amakosa yihariye:OCPP 2.0.1 itanga amakode menshi y'amakosa asobanura neza, atandukanya hagati y'igabanuka ry'amashanyarazi ku ruhande rw'umuyoboro w'amashanyarazi, ubushyuhe bwinshi bw'icyuma gihuza amashanyarazi, cyangwa ikosa rya BMS ku ruhande rw'imodoka. Ibi bigabanya "Igihe cyo Gusana" (MTTR), ari ingenzi cyane mu bikorwa byo gutwara ibintu bikomeye.

Igice cya 10: Isesengura ry'Ubukungu n'Isesengura rya TCO ku Bigo by'Ibikorwa

10.1 Imiterere y'imari y'ibikorwa remezo bya MW

Kubaka sitasiyo ya 1.2MW ni ishoramari rikomeye. Sitasiyo imwe, harimo n'umuyoboro w'amashanyarazi, amashanyarazi, n'icyuma gitanga umuriro cya MCS, bishobora gutwara hagati y'amadolari 300.000 na 600.000. Iyo wongeyeho 2MWh BESS na 500kW by'izuba, ikiguzi cyose cy'umushinga w'ikigo gito cy'ibikoresho gishobora kurenza miliyoni 2.5 z'amadolari byoroshye. Ariko, imibare irahinduka iyo urebye ukoresheje indorerwamo ya Total Cost of Ownership (TCO).

10.2 Isesengura rya CAPEX

Ku bijyanye n'ishyirwa risanzwe rya megawati 4 za 1.2 muri pariki y'ibikoresho:

1. Ihuza ry'urusobe rw'amakuru n'imashini zihindura amakuru:20-30% by'ikiguzi. Ibi birimo amafaranga y'amashanyarazi yo kuzana ingufu z'amashanyarazi ziciriritse aho zikorera.
2. Ibikoresho byo Gushyushya (PCS & Dispensers):40-50% by'igiciro. Utubati twa modular dukozwe muri SiC two mu rwego rwo hejuru hamwe n'udukoresho twa MCS dukonjeshwa n'amazi dufite agaciro kanini.
3. Imirimo y'Abaturage n'Imirimo yo Gushyiramo:15-25% by'ikiguzi. Gucukura imiyoboro y'insinga nini, gusuka imiyoboro ya sima, no gushyiraho uburyo bwo gucunga insinga hejuru y'amazi.
4. Ibiciro byoroshye:5-10% (Uruhushya, ubwubatsi, no gutanga akazi).

10.3 OPEX n'ikibazo cy'"Ikiguzi cy'Ubusabe"

Gukoresha sitasiyo ya 1.2MW bitandukanye cyane no gukoresha DCFC isanzwe.

• Amafaranga yo gusaba:Ibyinshi mu bigo by'ubucuruzi byishyuza abakiriya babyo bitewe n'ukoagasoziIkoreshwa ry'amashanyarazi buri kwezi. Izamuka rimwe rya 1.2MW rishobora gutuma amafaranga yo gusabwa ava kuri $15,000- $30,000 muri uko kwezi gusa. Niyo mpamvu BESS na DEMS atari ibintu by'ikoranabuhanga gusa—ni ibintu bikenewe mu bukungu mu gucunga OPEX.
• Gusana:Sisitemu zo gukonjesha amazi zikenera kugenzura ibyuma bikonjesha buri gihe no gutanga serivisi yo kuvoma. Ibikoresho bya MCS, bitewe n'uko bikoreshwa cyane, bishobora gukenera gusimburwa buri mezi 12-24.

10.4 ROI Kubara: Mazutu vs. 1.2MW Amashanyarazi

Reka tugereranye amakamyo 10 ya mazutu yo mu cyiciro cya 8 ugereranyije n'amakamyo 10 y'amashanyarazi akoresha ihuriro rya 1.2MW.

• Kuzigama lisansi:Ubusanzwe amashanyarazi ahendutse ku kigero cya 40-70% kuri kilometero imwe ugereranyije na mazutu, cyane cyane iyo pariki y’ibikoresho ikoresha imirasire y’izuba n’amashanyarazi agezweho kugira ngo hirindwe ko umubare w’amashanyarazi uzamuka cyane.
• Amafaranga yo kuzigama mu kubungabunga:Amakamyo akoresha amashanyarazi afite ibice bike byo kwimuka, bigatuma ikiguzi cyo kuyasana kigabanukaho ~ 30%.
• Ubushobozi bwo gukora neza:Iyo amakamyo akoresha amashanyarazi afite ingufu za megawati 1.2, ashobora gukomeza inzira n'ingengabihe nk'amakamyo ya mazutu. Iyo biba ngombwa ko bakoresha amashanyarazi ya 150kW buhoro, amakamyo yakenera amakamyo 12-14 kugira ngo akore akazi kamwe, bityo CAPEX ikongera cyane.
• Igihe cyo Kwishyura:Mu masoko menshi, bitewe n’inyungu zitangwa ubu, igihe cyo kwishyura ibikorwa remezo n’igiciro cy’amakamyo kiri hagati y’imyaka 3.5 na 5. Bitewe n’uko amakamyo y’ubucuruzi akunze kumara imyaka 8-10 akora, inyungu y’igihe kirekire ni nziza cyane.

10.5 Isesengura ry'ubuhanga mu gupima: Ingaruka z'ibintu bihinduka

Uburyo bw'ubukungu bwita ku bintu byinshi:

• Igiciro cya mazutu:Kongera igiciro cya mazutu kuri galoni imwe n'amadolari ($1) bishobora kugabanya inyungu y'amafaranga yinjira mu ruganda (ROI) ku mwaka.
• Ubuzima bwa bateri:Niba 1.2MW yo gushyushya batiri itera kwangirika vuba kurusha uko byari byitezwe, TCO izahura n’ibibazo. Ariko, batiri zigezweho za LFP (Lithium Iron Phosphate) na batiri zifite nikeli nyinshi zigaragaza ubushobozi bwo kwihanganira C-rate nyinshi kurusha uko byari byitezwe mbere.
• Inkunga za Leta:Inguzanyo z'umusoro (nk'ikigo gishinzwe ubucuruzi bw'imari n'imisoro muri Amerika) zishobora kwishyura kugeza kuri 30% by'ikiguzi cy'ibikorwa remezo, bigahindura cyane imibare.

Igice cya 10b: Icyitegererezo cy'ubukungu mu mibare ku mato y'ibicuruzwa

10.6 Ikiguzi cyo kwishyura giciriritse (LCOC)

Kugira ngo tugereranye amashanyarazi na mazutu by'ukuri, tugomba kubara LCOC. Ibi bigaragaza ikiguzi cyose kuri kWh cyatanzwe ku modoka mu gihe cyose cy'ibikoresho (ubusanzwe imyaka 10-15). Inzira ya LCOC ni iyi:LCOC = (CAPEX y'ibanze + Igiciro (OPEX y'umwaka) + Igiciro (Ikiguzi cy'amashanyarazi)) / Ingufu zose zatanzwe (kWh)Ku ipaki y’ibikoresho ya 1.2MW, LCOC isanzwe iri hagati ya $0.15 na $0.25 kuri kWh. Mu buryo bunyuranye, ikiguzi cy’ingufu zingana na mazutu (cyahinduwe hakurikijwe imikorere myiza ya moteri) akenshi ni $0.35 na $0.50 kuri kWh. Delta igaragaza ubushobozi bwinshi bwo kuzigama ku bakoresha indege.

10.7 Ingaruka z'imiterere y'ibiciro by'ibigo by'imari n'imigabane

Pariki z’ibicuruzwa zigomba kunyura mu biciro bigoye by’ibiciro by’ibikoresho.

• Igipimo cy'igihe cyo gukoresha (TOU):Amashanyarazi ashobora guhenda inshuro 5 saa yine z'umugoroba ugereranyije na saa yine za mu gitondo. Gukoresha amashanyarazi ya 1.2MW mu gihe kitari cyo bishobora kwangiza amafaranga y'icyumweru cyose.
• Gahunda zo Gusubiza Ibikenewe (DR):Mu kwemerera ikigo cy’amashanyarazi kugabanya by’agateganyo ingufu zo gusharija sitasiyo ya 1.2MW mu gihe cy’ibibazo by’amashanyarazi, umukoresha ashobora kubona inyungu nyinshi, rimwe na rimwe akishyura ikiguzi cyose cy’umwaka cyo kubungabunga sitasiyo.

10.8 Ikiguzi cy'ubuzima bwa bateri n'ikiguzi cyo kuyisimbura

Gusharija ingufu nyinshi kuri 1.2MW (hafi 2C t 3C kuri paki ya bateri y'ubucuruzi ya 400-600kWh) ni inkota ifite ubugi bubiri: isubiza imodoka ku kazi mu minota mike, ariko yihutisha gusaza kwa selile keretse iyo imicungire y'ubushyuhe bwa bateri n'imirongo yo gusharija byakozwe kugira ngo byimure umuvuduko.

Ku gipimo cya 2C-3C, uturemangingo twa lithium-ion tugira uburyo bwo kwihuta bwo gushyira litium no gucika kw'amashanyarazi keretse igihe umuriro w'amashanyarazi ugabanutse neza. Bateri zigezweho ziremereye zirwanya ibi zikoresheje uburyo butatu: gukonjesha amazi mu buryo bukabije bufata ubushyuhe bw'uturemangingo mu gice cy'ingenzi ndetse no ku ngufu zikomeye, anode za silikoni zihanganira umuriro mwinshi w'amashanyarazi, hamwe n'imirongo igezweho ya BMS igabanya ingufu uko SoC izamuka - "umusemburo" uzwi cyane urinda 20% bya nyuma by'ubushobozi.

Ku mukoresha w’imodoka, ikibazo gifatika ni igihe kirekire cya batiri. Ipaki icungwa neza ifite ingufu zirenze urugero kuri 1C kugeza kuri 2C ishobora kugumana ubushobozi bwa 80% nyuma y’ingendo 3,000-5,000; gusharija 3C+ ku buryo buhoraho bishobora kugabanya ubushobozi bwabyo kugeza ku ngendo 1,500-2,500. Ku giciro cya batiri y’ubucuruzi ubu kingana na $90-120/kWh, gusimbuza ipaki ya 500kWh bitwara $45,000-60,000 - ikintu nyacyo mu bucuruzi ubwo aribwo bwose bwa 1.2MW.

Ingamba zo kugabanya ubukana zirimo:

• Kwishyuza amahirwe:Koresha ingufu za 1.2MW gusa iyo igihe cyo kuzikoresha kigutegetse; koresha ingufu za 150-350kW mu ijoro ryose kugira ngo ukoreshe ingufu nyinshi.
• Gutunganya ubushyuhe mbere y'igihe:BMS ishyushya cyangwa ikonjesha mbere y’uko ipaki itangira gukora megawati, bityo umuriro utangirira ku turemangingo turi mu idirishya ryiza rya 25-35°C.
• Bateri-nk'uko-ikoreshwa (BaaS):Abakora benshi ubu bakodesha bateri, bagaha umucuruzi ingaruka zo gusimbuza agaciro k’ibisigaye n’izisimbura, bagahindura CAPEX charge mo umurongo wa OPEX ushobora gutegurwa.

Gutegura igihe cy'ibizamini bifunga inzira.Ibigega bigezweho bikurikirana ubuzima bw'ibigega buri gihe: ukwiyongera kw'ubudahangarwa bw'imbere mu kirere, kunyuranya kw'ingufu z'amashanyarazi, n'imyitwarire y'ubushyuhe bikurikiranwa kuri buri kinyabiziga kandi bigashyirwa muri sisitemu yo gucunga ubwikorezi bw'imodoka. Iyo amakuru y'ibigega agaragaza ko bisaza vuba, umuhanga mu by'igenamigambi yimura iyo modoka mu buryo bworoshye bwo kuyishyuza hanyuma akayishyira ahagaragara kugira ngo igenzurwe - yongera igihe cyo kubaho k'ibigega ku kigero cya 20-30% nta gihindutse ku rwego rwa serivisi. Ubu buryo bushingiye ku makuru buhindura ubuzima bwa bateri kuva ku gusesengura actuarial bugahinduka igikoresho cyo gukora, kandi ni bwo buryo bw'ubwenge butandukanya ibigega bya 1.2MW bikoresha neza n'ibikoresha bucece binyuze mu ngengo y'imari yo kubisimbura.

10.9 Urubanza rw'Ubucuruzi bw'Amato Ahuriweho

Iyo LCOC, imicungire y'ibiciro, n'ubuzima bwa batiri bihujwe, hagaragara icyerekezo gisobanutse: sisitemu ya 1.2MW ntabwo ari charger nini gusa - ni ingenzi muri sisitemu y'ingufu. Ihujwe na BESS igabanya ukwiyongera kw'ibikenewe hamwe n'ingufu zikomoka ku mirasire y'izuba zigabanya kugura grid ku manywa, charger ya megawatt iba inkingi y'ikigo cy'ingufu cy'ububiko gifite ikiguzi cyose cy'ingufu kiri munsi ya mazutu na charger isanzwe ya 150kW.

Ibintu by'ingenzi byakunzwe

• LCOC yo mu bubiko bwa 1.2MW (ubusanzwe $0.15-0.25/kWh) igabanya agaciro ka mazutu ka $0.35-0.50/kWh ku rugero runini.
• Imisoro ya TOU na gahunda zo gusubiza ibyo umuntu akeneye biha ibihembo abakora gahunda yo gupima megawati mu buryo bw'ubwenge.
• Ubuzima bwa batiri ni ikintu kidasobanutse: Gushaja kuri 2-3C bigomba guhuzwa n'ubukonje bw'amazi n'imirongo mito kugira ngo birinde igihe kirekire cyo gufunga.
• BESS buffering ihindura inshingano zo gusaba akazi mu muyoboro w’amafaranga yinjira muri serivisi za grid.

Twandikire MIDA Power iri gutegura ahazaza ho gushyushya megawati uyu munsi — kuva kuri DC fast chargers zifite ingufu nyinshi kugeza kuri BESS-integrated depot systems zagenewe 1.2MW no hanze yayo. Kugira ngo ubone LCOC moderi irambuye, ubufasha mu gushushanya aho hantu, cyangwa ibiciro, hamagara itsinda ryacu. Tuzagufasha kubaka imibare mbere yuko wubaka aho hantu.