Maitiro Ekuverenga BMS Current Inodiwa yeBateri Yekuchengetera Simba Repamba

Nhanganyaya

Kusarudza chiyero chemazuva ano chekugadzirisa bhatiri (BMS) chebhatiri rekuchengetera simba repamba hakusi kungoenzanisa BMS nehuwandu hwebhatiri mumaamp-hours (Ah). Nzvimbo inonyanya kubatsira yekutanga ndiyo simba guru rinofanira kupihwa kana kugashirwa nebhatiri panguva yekushanda kwakajairika, kusanganisira simba remuchina wekugadzirisa, voltage yebhatiri, uye kushanda zvakanaka kwekushandura.

Semuenzaniso, mutengi ane inverter ye5 kilowatt (kW) anogona kufunga kuti 100 ampere (A) BMS yakakwana kune bhatiri re48-volt-class. Fungidziro iyoyo inogona kunge isiriyo kana voltage yebhatiri ikawira pasi pemutoro kana kana inverter ichishanda pedyo neyayo yakayerwa kwenguva yakareba.

Gwaro iri rinotsanangura maitirwo ekufungidzira simba remagetsi rinobuda padivi pebhatiri, maitirwo ekutarisa simba remagetsi rekuchaja zvakasiyana, uye maitirwo ekuenzanisa mhedzisiro nematanho anoenderera mberi eDALY's 4th Generation LK and LM home energy storage BMS models.

1. Tanga neBattery-Side Current, Kwete Ah Rating chete

Kugona kwebhatiri, kunoyerwa mumaamp-awa (Ah), kunotsanangura kuti bhatiri rinogona kuchengeta chaji yakawanda sei mumamiriro ezvinhu akatarwa. Hazvikuudze, zvega, simba remagetsi rinodiwa nebhatiri kuinverter.

Bhatiri re100 Ah rinogona kushandiswa nemazinga akasiyana emagetsi e-inverter uye maprofiles ekushanda. Saka, simba reBMS rinodiwa rinoenderana nezvinodiwa nesimba resisitimu uye voltage yekushanda yebhatiri, pamwe nemiganhu yemaseru nezvimwe zvese zvesisitimu yemagetsi.

Kune inverter inopa simba re alternating-current (AC) kubva kubhatiri, fungidzira simba re direct-current (DC) rinotorwa kubva kubhatiri uchishandisa:

• I_DC= inofungidzirwa kuti DC current inotorwa kubva kubhatiri, muma ampere (A)
• P_AC= simba rekuburitsa AC rinopinda mu inverter, mu watts (W)
• V_bhatiri= voltage yebhatiri pamamiriro ekushanda ari kuongororwa, mu volts (V)
• η = kushanda zvakanaka kwekushandura kwe inverter kunoratidzwa se decimal (semuenzaniso, 90% = 0.90)

Iyi ifungidziro yenzira yekubuditsa magetsi. Shandisa zvinodiwa nemugadziri we inverter kuti uwane simba rekuburitsa magetsi rakarongwa, kushanda zvakanaka, uye voltage shoma yebhatiri inoshanda chero kupi zvako kwainowanikwa. Kuverenga uchishandisa voltage yebhatiri chete kunogona kuderedza simba remagetsi kana voltage yebhatiri yakaderera.

2. Muenzaniso Wakashanda: Inverter ye5 kW paBateri re48 V-Class

Muenzaniso unotevera unoratidza, kwete bhatiri-voltage specification. Ngatitii inverter inofanira kupa 5,000 watts (W) AC, bhatiri parinoshanda i44 volts (V), uye kushanda zvakanaka kweinverter parinoshanda ikoko kunofungidzirwa kuva 90%. Aya maodha maviri ekushanda muenzaniso wekufungidzira, kwete DALY product specifications.

Dhizaini yekupedzisira inofanirawo kutarisa miganhu chaiyo yeDC input ye inverter, current inobvumidzwa nemasero ebhatiri, wiring uye connector ratings, fuses kana imwe overcurrent dziviriro, mamiriro ekupisa, uye chero chinodiwa chekukwira kwemagetsi.

3. Enzanisa Mhedzisiro neBMS Continuous Current Rating

Mushure mekufungidzira simba remagetsi rinodiwa padivi pebhatiri, rienzanise nechiyero chemagetsi chinoenderera mberi chekuchaja/kuburitsa simba chakaburitswa kune modhi chaiyo yeBMS uye magadzirirwo ari kufungwa nezvawo.

Idzi ndidzo sarudzo dzemazuva ano dzinoshandiswa muLK neLM dzakaburitswa. Usafungidzira chiyero chisina kunyorwa kana kufunga kuti kugadzirisa kunowanikwa pasina kusimbiswa kwakanyorwa kwekugadzirisa kwakumbirwa.

Kana zvinodiwa zvakaverengerwa zvichienderera mberi zviri pamusoro pe200 A, usafunge kuti kubatanidza mayunitsi akawanda eBMS panguva imwe chete kunogadzira mhinduro yakakodzera yemagetsi epamusoro. Magadzirirwo akazara ebhatiri, kugovera magetsi, nzira yekudzivirira, uye magadzirirwo akatenderwa zvinofanirwa kuongororwa nechikwata chemainjiniya.

4. Tarisa Chaji Yekuchaja Yakasiyana

Kubuda kwemagetsi kunongova divi rimwe chete resarudzo. BMS inofanirawo kukodzera simba rekuchaja rakawanda iro bhatiri rinogona kugamuchira kubva ku inverter/charger, solar charger, kana imwe nzvimbo yekuchaja.

Tora simba remagetsi rinokwana bhatiri kubva mugwaro recharger kana inverter worienzanisa neBMS charging-current specification uye simba remagetsi rinobvumidzwa nemugadziri wema cell. Usafunge kuti simba remagetsi rinokwana simba remagetsi rinobuda.

Kune sisitimu ine manyuko ekuchaja anopfuura rimwe chete, sarudzai simba guru rekuchaja panguva imwe chete pasi pemamiriro ekushanda akarongwa. Dhizaini yebhatiri nezvinodzora kuchaja zvinofanirwa kufungwa pamwe chete.

5. Usasanganisa Continuous Current nePeak kana Surge Current

Mimwe mitoro inokwevera simba kwenguva pfupi painotanga. Mienzaniso inogona kusanganisira mamota, mapombi, macompressor, nemimwe michina inoda kutanga zvakanyanya. Saka sisitimu inogona kuwana simba remagetsi rakakwira kupfuura simba rayo remagetsi renguva dzose.

Usati wasarudza BMS, tarisa continuous current ne peak current, kusanganisira kuti peak inogara kwenguva yakareba sei uye kuti inoitika kangani. Wobva watarisa magwaro chaiwo eBMS kuti uone muganho we peak-current, nguva, uye maitiro ekudzivirira. Continuous current rating haifanirwe kutorwa se peak-current rating, uye peak figure haifanirwe kutorwa se continuous rating.

6. Tarisa Sisitimu Yese Yebhatiri, Kwete BMS Chete

Chiyero cheBMS hachisarudze chega kugona kwemagetsi kwakachengeteka kwebhatiri rese. Muganho chaiwo wesystem unogona kunge wakaderera nekuda kwema cell, busbars, cables, connectors, fuses, terminals, thermal design, kana inverter limit.

• Masero ebhatiri: simbisai kuti mugadziri wesero anochaja nguva dzose uye kuti magetsi anoburitswa nguva dzose sei.
• Voltage yebhatiri: shandisa voltage yekushanda yakaderera pane dzose pakuongorora discharge-current, kwete voltage yezita chete.
• Tambo nekubatanidza: zvinosimbisa ratings dziripo, mamiriro ekuisa, uye mhando yekubatanidza.
• Dziviriro yemhepo inoyerera zvakanyanya: tarisa kusarudzwa kwefuse kana breaker uye kubatana kwayo nekugadzirwa kwesystem.
• Tembiricha: funga nezvebhatiri nenzvimbo yekushanda yeBMS uye chero zvirambidzo zvemagetsi zvine chekuita netembiricha.
• Inverter: simbisa simba rinoenderera mberi, simba rekukwira, huwandu hwemagetsi eDC, uye huwandu hwepamusoro hwekuchaja bhatiri.

Sarudzo chaiyo ndiyo inosangana nezvinodiwa nemiganhu yehurongwa hwese. Kusarudza BMS ine nameplate current yakakwira hakubhadhare masero asina kukura, waya, kana michina yekudzivirira.

7. Mashandisirwo Ekuverenga Uku Pakuenzanisa DALY LK neLM

Mhando dzeDALY dzekuchengetedza simba repamba dzeLK neLM dzechizvarwa chechina dzeBMS dzakanyorwa kuti dzishandiswe mu8S ne16S (nhamba yemasero akabatana mumutsara) uye Li-ion (lithium-ion) neLiFePO4 (lithium iron phosphate) mabhatiri emakemikari muruzivo rwechigadzirwa cheDALY. Kuongororwa kwazvino kwekuchaja/kuburitsa simba kwakabudiswa i100 A yeLK uye 150 A kana 200 A yeLM.

Chiyero chazvino chikamu chimwe chete chesarudzo. Purojekiti iyi inofanirawo kusimbisa magadzirirwo chaiwo ebhatiri, chemistry, inverter model, communication protocol, parallel-pack plan, uye mabasa anodiwa. CAN (Controller Area Network) uye RS-485 (serial communication interface standard) isarudzo dzekutaurirana papuratifomu; kuvapo kweinterface hakuratidzi kuti inoenderana nemodhi yega yega ye inverter.

Kune masisitimu emabhatiri akafanana, musawedzera chiyero chimwe chete cheBMS nenhamba yemapakiti uye fungidzira kuti mhedzisiro yacho ndiyo system current yakatenderwa. Kurongeka kwakafanana, kugoverwa kwazvino, kutaurirana pakati pemapaketi, uye miganhu yekudzivirira inofanirwa kuongororwa kuti ionekwe kuti dhizaini chaiyo yakagadzirwa sei.

8. Ruzivo rwekugadzirira usati wakumbira BMS

Kubvunza kwehunyanzvi kunobatsira kunofanira kusanganisira ruzivo runotevera:

1. Kemikari yebhatiri (semuenzaniso, LiFePO4 kana imwe kemikari yeLi-ion).
2. Huwandu hwemasero akatevedzana uye huwandu hwemagetsi ebhatiri uye ekushanda kwawo.
3. Kugona kwebhatiri (Ah) uye modhi yesero kana pepa redata resero, kana riripo.
4. Mugadziri weInverter uye modhi chaiyo.
5. Simba rinobuda risingaperi reInverter uye simba rekubuda, kusanganisira nguva yekubuda.
6. Kubuda kwebhatiri rinogara richibuda kwakawanda kunodiwa.
7. Kuchaja kwemagetsi ebhatiri zvakanyanya uye manyuko ekuchaja.
8. Inodiwa peak current uye nguva yayo.
9. Chinongedzo chekutaurirana chinodiwa uye protocol (kana kutaurirana kwe inverter kuchidikanwa).
10. Huwandu hwemapaketi emabhatiri akarongerwa kushanda panguva imwe chete.
11. Tembiricha yekuiswa uye chero mabasa ekusarudza anodiwa.

Mhedziso

Kuti usarudze chiyero chemagetsi cheBMS chebhatiri rekuchengetera simba repamba, tanga nezvinodiwa nemagetsi emuchina wemagetsi (inverter) woverenga simba remagetsi riri parutivi pebhatiri pavoltage yakakodzera yebhatiri uye kushanda zvakanaka kwemuchina wemagetsi (inverter). Wobva watarisa simba rekuchaja, simba rekuchaja, miganhu yesero, waya, zvishandiso zvekudzivirira, tembiricha, uye magadzirirwo chaiwo eBMS.

Kune DALY's 4th Generation home storage range, LK option yakaburitswa yakayerwa pa100 A continuous, nepo LM options yakayerwa pa150 A kana 200 A continuous. Aya ma ratings anopa vanhu vanoongororwa; sarudzo chaiyo inoenderana nezvinodiwa zvakasimbiswa uye miganhu yesystem yese yebhatiri.

Kumbira Ongororo yeKusarudzwa kweBMS yeTechnical

Kana uri kugadzira bhatiri rekuchengetedza simba repamba, taura nezvemakemikari ebhatiri rako, huwandu hweseji, voltage range, inverter model, zvinodiwa zve continuous uye peak current, charging current, uye planned parallel-pack configuration neDALY. Chikwata chehunyanzvi chinogona kuongorora ruzivo rwacho uye kusimbisa kuti ndeapi magadzirirwo eLK/LM, kana aripo, akakodzera purojekiti iyi.