Ka'idar OCPP tana ba da ingantaccen hanyar sadarwa tsakanin tashoshin cajiakwatin bangon waya caja mota da kowane tsarin gudanarwa na tsakiya. Wannan tsarin gine-ginen yana goyan bayan haɗin kai na kowane cajiakwatin bangon waya caja mota tsarin gudanarwa na tsakiya na mai bada sabis tare da duk wuraren caji.
I. OCPP Protocol
1. Cikakken sunan OCPP shine Open Charge Point Protocol, wanda kyauta ce kuma buɗaɗɗen yarjejeniya ta OCA (Open Charge Alliance), ƙungiya ce a cikin Netherlands. Buɗe Cajinakwatin bangon waya caja mota Ana amfani da yarjejeniya (OCPP) don haɗin kai tsakanin tashoshin caji (CS)akwatin bangon waya caja motada kowane tsarin sarrafa tashar caji (CSMS). Wannan tsarin gine-ginen yana goyan bayan haɗin kai na kowane CSMS na mai bada sabis na caji tare da duk wuraren caji. Amfanin ka'idar OCPP: buɗewa da kyauta don amfani, yana hana kullewa zuwa mai bayarwa guda ɗaya (dandalin caji), yana rage lokacin haɗin gwiwa / ƙoƙari da batutuwan IT.
2. Babban nau'ikan ka'idar OCPP
OCPP1.2 (SABULU) OCPP1.5 (SABULU) OCPP1.6 (SABULU/JSON)
OCPP2.0.1 (JSON)
SOAP yana iyakance ta hanyar ƙayyadaddun ƙayyadaddun ƙa'idodinta, ba zai iya zama fa'idodin haɓakawa da sauri ba; Sigar JSON na sadarwar WebSocket, na iya kasancewa a cikin kowane mahallin cibiyar sadarwa don aika bayanai ga juna, ka'idodin da aka fi amfani da su a kasuwa shine sigar 1.6J, OCPP2.0.1 shine 2018 daga cikin yarjejeniya yana haɓaka amfani da jagorar. na gaba.
3, bambance-bambance tsakanin nau'ikan OCPP daban-dabancajin motar lantarki ta akwatin bangor
OCPP1.* ya dace da ƙananan sigogi, OCPP1.6 ya dace da OCPP1.5, OCPP1.5 ya dace da OCPP1.2.
OCPP2.0.1 bai dace da OCPP1.6, OCPP2.0.1 ko da yake wasu daga cikin abubuwan da ke cikin OCPP1.6 ma suna da, amma tsarin tsarin bayanan da aka aika ya bambanta sosai, OCPP2.0.1 ya kara da OCPP1.6 da yawa. ba su da aikin, misali.
(1) StartTransaction da StopTransaction a OCPP1.6 ana maye gurbinsu da TransactionEvent a OCPP2.0.1.
(2) Sabunta firmware a cikin OCPP2.0.1 yana ƙara sa hannun dijital don hana saukarwar firmware da bai cika ba, yana haifar da gazawar sabunta firmware.
(3) An ba da tabbacin ma'amalaId ta zama na musamman ta dandamali a cikin OCPP1.6, kuma an ba da garantin zama na musamman ta wurin cajiakwatin bangon waya caja motaa cikin OCPP2.0.1.
(4) A cikin OCPP1.6, an inganta wuraren da ba su da lahani kuma an inganta su, misali: a cikin OCPP1.6, bayanan da ke cikin StartTransaction an ƙaddara ta dandamali, amma a cikin OCPP2.0.1, ita ce tari na caji.akwatin bangon waya caja mota wanda ke ƙayyade ƙimar cinikiId, wanda ke da fa'ida saboda lokacin da aka sami gazawar hanyar sadarwa, ya zama dole a sake aika bayanan StartTransaction lokacin tara caji.akwatin bangon waya caja mota dole ya sake aika bayanan. Amfanin wannan shine idan aka sami gazawar hanyar sadarwa, buƙatar sake aika bayanan StartTransaction, idan sigar OCPP1.6 ce, dandamali yana da yuwuwar adana kwafi biyu na bayanan ciniki iri ɗaya, wanda ya haifar da cirewar kudin abokin ciniki sau biyu;
(5) OCPP 2.0.1 cikakkun bayanai da fasali fiye da nau'in 1.6 da yawa, ci gaban wahala ya karu.
Na biyu, yarjejeniyar OCPP 2.0.1
OCPP2.0.1 tana goyan bayan yin amfani da hanyar sadarwa ta yanar gizo ta JSON format, OCPP2.0.1 bai dace da OCPP1.6 ba.
Yana goyan bayan hanyoyin ba da izini na tsaro da yawa, ISO15118, caji mai wayo, sarrafa na'urar, sarrafa caji, da sauransu.
Abubuwan da aka bayar na OCPP Network Topology
1, OCPP2.0.1 Software Architecture
Ya ƙunshi nau'ikan watsa bayanai, izini, tsaro, daidaitawa, ganewar asali, sarrafa firmware, sarrafa na'ura da sarrafa caji, da sauransu. Rarraba module ɗin aiki (bangare) a cikin ka'idar OCPP2.0.1:
2, Data watsa (DataTransfer) module
Yi amfani da libwebsockets na ɗakin karatu na ɓangare na uku don kafa haɗin yanar gizo tare da CSMS mai nisa ta hanyar hanyar sadarwa don hulɗar bayanai; Yi amfani da ɗakin karatu na ɓangare na uku rapidjson don
3. Izinin (Izinin) Module
Hanyoyin izini sun haɗa da RFID, maɓallin farawa, katin zare kudi / katin kiredit, lambar PIN, CSMS, idToken na gida, ISO15118, izinin layi da sauransu.
Misali: Jadawalin Izini na CSMS
4. Tsaro (Tsaro) Module
Tsarin tsaro yana amfani da ɗakin karatu na ɓangare na uku mbtls RSA, ECC (Elliptic Curve) module don ɓoyewa da yanke bayanai, da kuma tsarin X509 don sarrafa takaddun shaida.
Misali: Jadawalin lokaci don sabunta takaddun shaida na tashar caji
5. Ma'amala (Ma'amaloli) Module
Ma'amaloli na nufin tsarin yin cajin abin hawan lantarki ta na'urar caji.
A cikin OCPP2.0, duk saƙon da ke da alaƙa an haɗa su cikin saƙon
Jadawalin lokaci: Fara Ma'amala - Toshe kuma Kunna
6, MeterValues module
A yayin aiwatar da ciniki, yana buƙatar aika bayanan mita na gida zuwa CSMS lokaci-lokaci, don CSMS da masu amfani su fahimci ci gaban ciniki a cikin ainihin lokaci.
Jadawalin lokaci: bayanan mita masu alaƙa da ciniki
7. Farashin Module
Tsarin lissafin sabon tsarin software ne a cikin OCPP2.0, wanda ake amfani da shi don samar da farashi da bayanin lissafin kuɗi ga masu amfani. Ya ƙunshi musamman:
-Kafin caji, samar da cikakken bayanin farashin tashar cajiakwatin bangon waya caja mota.
-Lokacin caji, samar da bayanan farashi na ainihi.
-Bayan caji, samar da bayanan caji na ƙarshe.
(1) Jadawalin lokaci na bayanin farashi kafin caji:
(2) Taswirar lokaci na bayanin lissafin kuɗi yayin caji
(3) Tsarin lokaci na cajin bayanai bayan caji
8. Module na ajiya
Ajiye aiki ne da aka tanada, wanda mai aiki zai iya saita shi. Tunda babu gidajen caji da yawaakwatin bangon waya caja mota kuma kewayon tuki na motocin lantarki yana iyakance, masu amfani suna buƙatar tabbatar da ikon mallakar kayan caji a gaba.
Jadawalin lokaci don ajiyar kayan aikin caji da aka keɓe a tashar cajiakwatin bangon waya caja mota:
9. SmartCharging Module
Cajin wayo yana nufin halayen daidaita ƙarfin caji kamar yadda ake buƙata yayin aikin caji. Ya ƙunshi musamman:
-Load daidaitawa a cikin cajin tashar -Tsakiya tsarin kula
-Caji mai wayo na gida - Kula da tsarin sarrafa makamashi
A cikin caji mai hankali na OCPPakwatin bangon waya caja mota sarrafawa yana nunawa a cikin bayanan bayanan caji, waɗanda ke ƙunshe da iyakokin canja wurin makamashi don tashar caji a wani takamaiman lokaci.
Cajin abun cikin saƙon bayanan martaba (JSON):
10, Diagnostic module
Ana amfani da shi don gano matsalolin tashar caji daga nesa ta hanyar loda fayil ɗin da ke ɗauke da bayanan bincike daga tashar caji.
Jadawalin jeri na loda fayil ɗin bincike:
Lambar gano fayil mai alaƙa (bangare):
11, Module Gudanar da Firmware
Lokacin da tashar caji ke buƙatar sabunta firmware, CSMS zai sanar da tashar caji lokacin da zai iya fara saukar da sabon firmware, kuma tashar caji ya kamata ta sanar da CSMS bayan kowane mataki na zazzagewa da shigar da sabon firmware.
Misali: Tsararren Sabunta Firmware (Sashe)
Lambobin sabunta firmware (bangare):
12. Nuni Saƙon Module
Ma'aikacin tashar caji (CSO) yana amfani da tsarin saƙon nuni don nuna bayanan caji ga mai amfani, tsarin saƙon nuni sabon aiki ne a cikin OCPP 2.0, musamman ya haɗa da
- Saita saƙon nuni ta CSO
- Tashar cajiakwatin bangon waya caja mota loda saƙon nuni
Saita zanen lokacin saƙon nuni:
Samu jadawalin lokacin nunin saƙon:
Sichuan Green Science & Technology Co., Ltd.
0086 19158819831
Lokacin aikawa: Agusta-09-2024