I-Evolution ye-OCPP: I-Bridging Version 1.6 ukuya kwi-2.0.1 kunye nokuNgaphaya kwi-EV yokutshaja
Isiqulatho
I.Intshayelelo kwiProtocol yeOpen Charge Point
IVula iProtocol yeNdawo yokuTyala (OCPP)isebenza njengomgangatho wehlabathi wonxibelelwano phakathi kweSixhobo sokuNikezela iSithuthi soMbane (EVSE) kunye neeNkqubo zoLawulo lweSikhululo sokuTshaja (CSMS). Ibhalwe nguI-Open Charge Alliance (OCA), le protocol yamkelwa njengomgangatho we-de facto kwishishini le-EV (IEC 63110 precursor). Iphelisa i-lock-ins yobunini, iqinisekisa ukuba i-hardware evela kubavelisi abahlukeneyo inokusebenzisana ngokungenamthungo kunye neenkqubo ezahlukeneyo zokubuyela umva.
Igunya Qaphela: Eli nqaku libhekisa kwimigangatho esemthethweni ebekwe kwi-OCA Whitepapers kunye ne-IEC/ISO specication
1, Imbali ye-OCPP
2. Intshayelelo yenguqulelo ye-OCPP
Njengoko kubonisiwe ngezantsi, ukusuka kwi-OCPP1.5 ukuya kwi-OCPP2.0.1 yamva nje
Ngenxa yokuba zininzi iiprothokholi zobunikazi kwishishini ukuxhasa amava enkonzo edibeneyo kunye noqhagamshelo lokusebenza phakathi kweenkonzo ezahlukeneyo zabaqhubi, i-OCA ithathe iphambili ekuphuhliseni iprotocol evulekileyo ye-OCPP1.5. I-SEPA inqunyelwe yimiqobo yayo yeprotocol kwaye ayinakuthandwa ngokubanzi kwaye ngokukhawuleza.
I-OCPP 1.5 inxibelelana neenkqubo ezisembindini nge-SOAP protocol esekwe kwiprothokholi yeHTTP ukuze isebenze iindawo zokutshaja Ixhasa le misebenzi ilandelayo: Iintengiselwano eziqaliswe kwindawo kunye nokude, kubandakanywa ukulinganisa intlawulo
I-Leap ukusuka ku-1.6J ukuya kwi-2.0.1
Ngelixa iinguqulelo zangaphambili ezifana ne-OCPP 1.5 zixhomekeke kwiprothokholi ye-SOAP enzima,I-OCPP 1.6Jiguqule ishishini ngokuzisa i-JSON ngaphezulu kweWebSockets. Oku kwavumela unxibelelwano olupheleleyo lwe-duplex kunye nokunciphisa kakhulu i-traffic data, okwenza kube ngumgangatho wangoku wemarike. Nangona kunjalo, ukukhululwa kweI-OCPP 2.0.1(ukulungisa iimpazamo ze-2.0) kuphawula utshintsho lweparadigm. Ngokungafani ne-1.6J, i-OCPP 2.0.1 ayihambelani ngasemva ngenxa yotshintsho olusisiseko kwisakhiwo sayo sedatha eyenzelwe ukuxhasa iinkqubo zolawulo lwamandla (EMS) kunye nemigangatho yokhuseleko olungqongqo.
Ⅱ.OCPP inguqulelo yentshayelelo
Njengoko kubonisiwe ngezantsi, ukusuka kwi-OCPP1.5 ukuya kwi-OCPP2.0.1 yamva nje
Ngenxa yokuba zininzi iiprothokholi zobunikazi kwishishini ukuxhasa amava enkonzo edibeneyo kunye noqhagamshelo lokusebenza phakathi kweenkonzo ezahlukeneyo zabaqhubi, i-OCA ithathe iphambili ekuphuhliseni iprotocol evulekileyo ye-OCPP1.5. I-SEPA inqunyelwe yimiqobo yayo yeprotocol kwaye ayinakuthandwa ngokubanzi kwaye ngokukhawuleza.
I-OCPP 1.5 inxibelelana neenkqubo ezisembindini nge-SOAP protocol esekwe kwiprothokholi yeHTTP ukuze isebenze iindawo zokutshaja Ixhasa le misebenzi ilandelayo: Iintengiselwano eziqaliswe kwindawo kunye nokude, kubandakanywa ukulinganisa intlawulo
I-OCPP 1.6J (JSON ngaphezulu kweWebSockets)
Ngelixa inguqulelo yakudala ye-SEAP iphelelwe lixesha,I-OCPP 1.6Jihlala iyeyona nguqulelo isasazwe ngokubanzi. IsebenzisaI-JSON ngaphezulu kweWebSockets (WSS), evumela unxibelelwano olupheleleyo lwe-duplex. Ngokungafaniyo ne-HTTP-based SOAP, i-WSS yenza ukuba umncedisi (CSMS) aqalise imiyalelo (efanaRemoteStartTransaction) kwitshaja naxa itshaja isemva komlilo we-NAT.
I-OCPP 2.0 (JSON)
I-OCPP 2.0, ekhutshwe kwi-2018, iphucula ukusetyenzwa kwentengiselwano, inyusa ukhuseleko, ulawulo lwesixhobo: yongeza i-smart charger functionality, i-topology kunye neenkqubo zolawulo lwamandla (EMS), abalawuli bendawo, kunye nee-EV ezidibeneyo zokutshaja ezihlakaniphile, izitishi zokutshaja kunye neenkqubo zokulawula izitishi. IxhasaISO 15118: Iplagi kunye neDlala kunye neemfuno zokuTshaja nge-Smart kwizithuthi zombane.
I-OCPP 2.0.1 (JSON)
I-OCPP 2.0.1 yinguqulelo yamva nje, ekhutshwe ngo-2020. Inika iimpawu ezintsha kunye nophuculo olufana nenkxaso ye-ISO15118 (i-Plug kunye ne-Play), ukhuseleko oluphuculweyo kunye nokusebenza okuphuculweyo ngokubanzi.
I-OCPP Version Ukuhambelana
I-OCPP1.x iyahambelana neenguqulelo ezisezantsi, i-OCPP1.6 iyahambelana ne-OCPP1.5, i-OCPP1.5 iyahambelana ne-OCPP1.2.
I-OCPP2.0.1 ayihambelani ne-OCPP1.6, OCPP2.0.1 nangona eminye imixholo ye-OCPP1.6 nayo inakho, kodwa ifomathi yesakhelo sedatha yahluke ngokupheleleyo kuleyo ithunyelweyo.
Iprotocol ye-OCPP 2.0.1
1, Umahluko phakathi kwe-OCPP 2.0.1 kunye ne-OCPP 1.6
Xa kuthelekiswa neenguqulelo zangaphambili ezifana ne-OCPP 1.6, OCPP 2.0. I-1 inophuculo olukhulu kwezi ndawo zilandelayo:
a. Ukuphuculwa kokhuseleko
I-OCPP 2.0.1: Ulungiso loKhuseleko kunye noLawulo lweSixhobo
I-OCPP 2.0.1 ayihambelani ngasemva kunye ne-1.6J ngenxa yohlengahlengiso olupheleleyo lwemodeli yedatha. Olona phuculo lubaluleke kakhulu kukuqaliswa kwezinto ezintathu ezinyanzelekileyoIiprofayili zoKhuseleko:
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Iprofayile yoKhuseleko 1:I-TLS enoQinisekiso oluSisiseko (Igama lokugqithisa).
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Iprofayile yoKhuseleko 2:I-TLS eneZiqinisekiso zecala loMxumi (ukhuseleko oluphezulu).
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Iprofayile yoKhuseleko 3:I-TLS eneZatifikethi zecala loMthengi kunye nenkxaso yeModyuli yoKhuseleko lweHardware (HSM).
Ngaphaya koko, ithatha indawo elinganiselweyoUkubetha kwentliziyoindlela ebanziImodeli yesixhobo. Oku kusebenzisa umgangathoIcandelokwayeIyaguquguqukaUlwakhiwo lokubeka iliso kuyo yonke into ukusuka kwisantya sabalandeli ukuya kwiqondo lobushushu langaphakathi, ukuphucula kakhulu uxilongo olukude.
b.Ukongeza Iimpawu eziNtsha
I-OCPP2.0.1 yongeza amanqaku amaninzi amatsha, kubandakanywa ulawulo lokutshaja olukrelekrele, kunye nengxelo yempazamo engaphezulu kunye nohlalutyo.
c. Uyilo oluguquguqukayo ngakumbi
I-OCPP2.0.1 yenzelwe ukuba ibe bhetyebhetye ngakumbi ukuhlangabezana neemfuno zezicelo ezintsonkothileyo nezahlukeneyo.
d. Ukwenza lula ikhowudi
I-OCPP2.0.1 yenza lula ikhowudi, yenza kube lula ukuphumeza isofthiwe.
I-OCPP2.0.1 uhlaziyo lwe-firmware longezwe utyikityo lwedijithali, ukuthintela ukukhuphela kwe-firmware akuphelelanga, okubangele ukusilela kohlaziyo lwe-firmware.
Kwisicelo esisebenzayo, iprotocol ye-OCPP2.0.1 ingasetyenziselwa ukuqonda ukulawulwa okude kwemfumba yokutshaja, ukubeka iliso kwexesha langempela lesimo sokutshaja, ukuqinisekiswa komsebenzisi kunye neminye imisebenzi, ephucula kakhulu ukusetyenziswa kwezixhobo zokutshaja, ukusebenza kakuhle kunye nokhuseleko.OCPP2.0.1 iinkcukacha kunye nemisebenzi kunenguqulo ye-1.6 yabaninzi, ukuphuhliswa kobunzima kuye kwanda.
2, OCPP2.0.1 isingeniso somsebenzi
Iprotocol ye-OCPP 2.0.1 yinguqulelo yamva nje ye-OCPP protocol. Xa kuthelekiswa ne-OCPP 1.6, i-OCPP 2.0.1 protocol yenze uphuculo oluninzi kunye nokulungiswa. Imixholo ephambili ibandakanya:
•Ukuhanjiswa komyalezo:I-OCP 2.0.1 yongeza iindidi zemiyalezo emitsha kwaye ilungise iifomathi zemiyalezo emidala ukuphucula ukusebenza kakuhle kunye nokusebenza.
•Izatifikethi zeDijithali:Kwi-OCPP 2.0.1, iindlela zokhuseleko ezisekwe kwisatifikethi sedijithali zaziswa ukunika uqinisekiso lwesixhobo esomeleleyo kunye nokhuseleko lomyalezo. Olu luphuculo olubalulekileyo kwiindlela zokhuseleko ze-OCPP1.6.
•Umfuziselo weDatha:I-OCPP 2.0.1 ihlaziya imodeli yedatha ukubandakanya inkxaso yeentlobo zesixhobo esitsha kunye neempawu.
•Ulawulo lwesiXhobo:I-OCPP 2.0.1 ibonelela ngemisebenzi ebanzi yolawulo lwesixhobo, kubandakanywa uqwalaselo lwesixhobo, ukulungisa iingxaki, uhlaziyo lwesoftware, njl.
•Iimodeli zamacandelo:I-OCPP 2.0.1 yazisa imodeli yecandelo eliguquguqukayo ngakumbi elingasetyenziselwa ukuchaza izixhobo zokutshaja eziyinkimbinkimbi kunye neenkqubo. Oku kunceda ukwenza iifitsha eziphambili ezinjeI-V2G (Imoto eya kwiGridi).
•Ukutshaja ngobuchule:Ukutshaja okuPhambili kwe-Smart kunye ne-ISO 15118 Integration, Umahluko phakathi kwe-1.6 kunye ne-2.0.1 kwi-smart charger ibalulekile. Ngoxa i-1.6J ixhomekeke kwisisekoIiProfayili zokutshaja, OCPP 2.0.1 ixhasa ngokwemveliISO 15118ngokusebenzisa indlela yokudlula.
Oku kwenzaIplagi kunye neCharge (PnC): I-EVSE isebenza njengesango, ivumela i-EV ukuba itshintshe izatifikethi zedijithali ngokuthe ngqo kunye ne-backend yokuqinisekiswa ngokuzenzekelayo. Akukho makhadi e-RFID okanye usetyenziso olufunekayo. Oku kukwabeka isisekoI-V2G (Imoto-ukuya-kwiGridi), ukuvumela ulawulo lokuhamba kwamandla okuphindwe kabini ngokusekelwe kubuninzi begridi kunye nomthamo.
•Isazisi soMsebenzisi kunye noGunyaziso:I-OCPP2.0.1 ibonelela ngeendlela eziphuculweyo zokuchongwa kwabasebenzisi kunye nogunyaziso, ixhasa iindlela ezininzi zokuqinisekisa abasebenzisi, kwaye ibeka phambili iimfuno eziphezulu zokhuseleko lwedatha yomsebenzisi.
III. Intshayelelo kumsebenzi we-OCPP
1. Ukutshaja okukrelekrele
Inkqubo yoLawulo lwaMandla aNgaphandle (EMS)
I-OCPP 2.0.1 ijongana nale ngxaki ngokuzisa indlela yokwazisa eyazisa i-CSMS (iNkqubo yokuLawula isiKhululo sokuTyala) ngezithintelo zangaphandle. Amagalelo athe ngqo ekutshajani axhasa iinkqubo zolawulo lwamandla (EMS) anokusombulula iimeko ezininzi:
Izithuthi zombane eziqhagamshelwe kwiindawo zokutshaja (nge-ISO 15118)
I-OCPP 2.0.1 ixhasa i-ISO 15118 -iprotocol ehlaziyiweyo yonxibelelwano lwe-EVSE-to-EV. I-ISO 15118 esemgangathweni yokutshaja iplagi-kunye-yokudlala kunye nokutshaja ngobuchule (kuquka amagalelo asuka kwi-EVs) kulula ukuphumeza usebenzisa i-OCPP 2.0.1. Vumela abaqhubi besikhululo sokutshaja ukuthumela imiyalezo (ukusuka kwi-CSMS) malunga nezikhululo zokutshaja zokubonisa kubaqhubi be-EV.
Ukusetyenziswa kokutshaja ngobuchule:
(1) Isilinganisi somthwalo
I-Balancer yokulayisha ijolise ikakhulu kumthwalo wangaphakathi wesikhululo sokutshaja. Isikhululo sokutshaja siya kulawula amandla okutshaja kwisithuba ngasinye sokutshaja ngokolungiselelo lwangaphambili. Isikhululo sokutshaja siya kumiselwa ngexabiso eliqingqiweyo eliqingqiweyo, elifana nelona xabiso liphezulu lemveliso yangoku. Ukongeza, ulungelelwaniso lukwabandakanya iinketho ezikhethiweyo zokwandisa ukuhanjiswa kwamandla kwizikhululo zokutshaja kwizikhululo zokutshaja zomntu ngamnye. Olu lungelelwaniso luxelela isikhululo sokutshaja ukuba iireyithi zokutshaja ezingaphantsi kweli xabiso loqwalaselo azivumelekanga kwaye ezinye iindlela zokutshaja kufuneka zikhethwe.
(2) Ukutshaja okukrelekrele okuphakathi
Ukutshaja kwe-smart smart kuthatha ukuba imida yokutshaja ilawulwa yinkqubo ephakathi, ebala inxalenye okanye yonke ishedyuli yokutshaja emva kokufumana ulwazi oluqikelelweyo lomqhubi wegridi malunga nomthamo wegridi, kunye nenkqubo ephakathi iya kubeka imida yokutshaja kwizikhululo zokutshaja kunye nokubeka imida yokutshaja ngokuphendula imiyalezo.
(3) Ukutshaja okukrelekrele kwendawo
Ukutshaja okukrelekrele kwendawo kubonwa ngumlawuli wendawo, olingana ne-arhente ye-OCPP protocol, enoxanduva lokufumana imiyalezo evela kwinkqubo ephakathi kunye nokulawula ukuziphatha kokutshaja kwezinye izitishi zokutshaja kwiqela. Umlawuli ngokwawo unokuxhotyiswa ngezikhululo zokutshaja okanye cha. Kwimowudi yokutshaja okukrelekrele kwendawo, umlawuli wendawo unciphisa amandla okutshaja kwisikhululo sokutshaja. Ngexesha lokutshaja, ixabiso lomda linokuguqulwa. Ixabiso lomda leqela elitshajayo lingaqwalaselwa kwindawo okanye ngenkqubo esembindini.
2. Intshayelelo yeNkqubo
isakhelo esicwangcisiweyo
Uyilo lwesoftware
Iimodyuli ezisebenzayo kwi-OCPP2.0.1 protocol ikakhulu ziquka imodyuli yokuGqithiselwa kweDatha, imodyuli yoGunyaziso, imodyuli yoKhuseleko, imodyuli yeTransactions, imodyuli yeMithetho yeMithetho, imodyuli yeendleko, imodyuli yokuGcina, imodyuli yokuTshaja, imodyuli yoDiagnostics, imodyuli yoLawulo lweFirmware kunye nemodyuli yokubonisa uMyalezo.
IV. Uphuhliso lwexesha elizayo lwe-OCPP
1.Izinto eziluncedo ze-OCPP
I-OCPP yiprothokholi ekhululekile nevulekileyo, kwaye ikwayindlela esebenzayo yokusombulula unxibelelwano lwemfumba yokutshaja yangoku, kwaye iye yaziwe kwaye isetyenziswa kumazwe amaninzi kwihlabathi liphela, unxibelelwano lwexesha elizayo phakathi kweenkonzo zomqhubi luya kuba nolwimi lokunxibelelana.
Phambi kokufika kwe-OCPP, umenzi ngamnye weposi otshajayo uphuhlise eyakhe iprothokholi yoqhagamshelo lwasemva, ngaloo ndlela itshixa ukutshaja abasebenzi beposti kumenzi wesithuba sokutshaja omnye. Ngoku, phantse bonke abavelisi behardware abaxhasa i-OCPP, ukuhlawulisa abaqhubi beposi bakhululekile ukukhetha ihardware nakuwuphi na umthengisi, okwenza imarike ikhuphisane ngakumbi.
Kukwanjalo nakubanini propati/bamashishini; xa bethenga isikhululo sokutshaja esingeyo-OCPP okanye isivumelwano ne-non-OCPP CPO, bavalelwa kwisikhululo esithile sokutshaja kunye nokushaja umsebenzisi weposi. Kodwa nge-OCPP-ehambelana ne-hardware yokutshaja, abaninimzi banokuhlala bezimeleyo kubaboneleli babo. Abanini bakhululekile ukuba bakhethe i-CPO ekhuphisanayo ngakumbi, enexabiso elingcono, okanye esebenza ngcono. kwakhona, banokwandisa inethiwekhi yabo ngokuxuba i-hardware yeposi yokutshaja eyahlukileyo ngaphandle kokuqhawula ufakelo olukhoyo.
Ngokuqinisekileyo, inzuzo ephambili yee-EVs kukuba abaqhubi be-EV abafuni ukuthembela kumqhubi weposi enye yokutshaja okanye umthengisi we-EV. Njengezikhululo zokutshaja ze-OCPP ezithengiweyo, abaqhubi be-EV banokutshintshela kwii-CPO/EMPs ezingcono. okwesibini, kodwa inzuzo ebaluleke kakhulu kukukwazi ukusebenzisa ukuzulazula kwe-e-mobility.
I-2.OCPP kwindima yokutshaja isithuthi sombane
(1) I-OCPP inceda i-EVSE kunye ne-CSMS banxibelelane omnye nomnye
(2) Ugunyaziso lwabasebenzisi bezithuthi zombane ukuba baqalise ukutshaja
(3) Uhlengahlengiso olukude lolungiselelo lokutshaja, ulawulo lokutshaja olukude (ukuqala/ukumisa), umpu wokuvula kude (isidibanisi id)
(4) Ubume bexesha langempela lesikhululo sokutshaja (esikhoyo, simisiwe, simisiwe, i-EV / EVSE engagunyaziswanga), idatha yokutshaja ngexesha langempela, ukusetyenziswa kwamandla ngexesha langempela, ukungaphumeleli kwe-EVSE yangempela
(5) Ukutshaja ngobuchule (ukunciphisa umthwalo wegridi)
(6) Ulawulo lweFirmware (OTAA)
Ⅴ.UQinisekiso oluQinisekisayo kunye noLwazi loMvelisi
Ukuphumeza i-OCPP 2.0.1 kufuna ukuqinisekiswa okungqongqo. NgeLinkpower, Iqela lethu le-R&D lenze uvavanyo olubanzi lokusebenzisana kusetyenziswaI-OCTT (iSixhobo sokuVavanywa sokuThobela iProtokholi yeNdawo eVulekileyo)kunye nokudityaniswa kwehlabathi lokwenyani.
Imekobume yoVavanyo kunye neziphumo:Siye saqinisekisa ngempumelelo i-firmware yethu ye-EVSE ngokuchasene100+ ababoneleli be-CSMS behlabathi(kubandakanywa neenethiwekhi ezinkulu zaseYurophu kunye ne-US). Uvavanyo lwethu lugxile kwi:
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Uzinzo lwe-TLS Handshake:Ukuqinisekisa unxibelelwano oluqhubekayo phantsi kweProfayili yoKhuseleko 2 & 3.
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IMfezeko yeDatha yeNtengiselwano:Ukuqinisekisa entsha
TransactionEventukuhanjiswa komyalezo phantsi kweemeko zenethiwekhi ezingazinzanga (Ukulinganisa ukulahleka kwePakethi).
Le datha ye-empirical iqinisekisa ukuba isisombululo sethu se-OCPP 2.0.1 asihambisani nje nethiyori, kodwa intsimi ilungele ukuthunyelwa kwe-V2G yorhwebo.
Ixesha lokuposa: Oct-21-2024