Edemede a na-akọwa mgbanwe nke protocol OCPP, na-ebuli site na ụdị 1.5 ruo 2.0.1, na-akọwapụta ndozi na nchekwa, chaja smart, ndọtị atụmatụ, na koodu simplification na ụdị 2.0.1, yana ọrụ ya bụ isi na chaja ụgbọ ala eletrik. .
I. Okwu mmalite nke OCPP Protocol
Aha zuru oke nke OCPP bụ Open Charge Point Protocol, nke bụ protocol efu na mepere emepe nke OCA (Open Charge Alliance) mebere, ọgbakọ hibere na Netherlands. Protocol Open Charge Point Protocol (OCPP) bụ atụmatụ nzikọrịtara ọnụ n'etiti CS na Sistemụ Njikwa Nchaji ọ bụla (CSMS). Nke a protocol architecture na-akwado njikọ nke sistemu njikwa chaja nke onye ọ bụla na-enye ọrụ chajị na ụlọ ọrụ chaja niile, ma emebere ya nke ọma iji dozie nsogbu nkwurịta okwu na-ebilite na netwọk chaja nkeonwe.OCPP na-akwado njikwa nzikọrịta ozi n'etiti ọdụ chaja na sistemu njikwa etiti. onye ọ bụla na-eweta. OCPP na-akwado nzikọrịta ozi n'etiti ọdụ chaja na sistemu njikwa etiti nke ndị na-eweta ọ bụla. Ọ na-agbanwe ọdịdị mechiri emechi nke netwọk chaja nkeonwe, nke kpatara nsogbu maka ọnụ ọgụgụ buru ibu nke ndị nwe EV na ndị na-ahụ maka ụlọ, ma mee ka a kpọọ oku zuru ebe niile maka ihe ngosi mepere emepe n'ofe ụlọ ọrụ ahụ.
Uru nke OCPP protocol
Mepee & efu iji
Na-egbochi mkpọchi ịbanye na otu onye na-eweta ya (ikpo okwu chaja)
Na-ebelata oge ntinye / mbọ na nsogbu IT
1, Akụkọ ihe mere eme nke OCPP
2. OCPP ụdị mmeghe
Dịka egosiri n'okpuru, site na OCPP1.5 ruo OCPP2.0.1 kacha ọhụrụ
N'ihi na enwere ọtụtụ ụkpụrụ ụlọ ọrụ na ụlọ ọrụ ahụ iji kwado ahụmịhe ọrụ ejikọtara ọnụ yana njikọta arụmọrụ n'etiti ọrụ ndị ọrụ dị iche iche, OCA butere ụzọ n'ịzụlite protocol mepere emepe OCPP1.5. Ncha nwere oke site na mmachi protocol nke ya na enweghị ike ịgbasa ya ngwa ngwa.
OCPP 1.5 na-ekwurịta okwu na sistemu etiti site na usoro SOAP dabere na protocol HTTP iji rụọ ebe nchaji Ọ na-akwado ọrụ ndị a: azụmahịa mpaghara na nke ebidobere, gụnyere nleta ịgba ụgwọ.
(3) OCPP1.6 (Ncha/JSON)
Ụdị OCPP1.6, sonyeere mmejuputa usoro JSON, wee mụbaa mgbasawanye nke chaja smart. Ụdị JSON bụ site na nkwurịta okwu WebSocket, nwere ike ịbụ na netwọk netwọk ọ bụla iji zipu data ọ bụla, usoro ndị a na-ejikarị eme ihe na ahịa bụ ụdị 1.6J, nkwado maka websockets protocol dabeere JSON usoro data iji belata okporo ụzọ data (JSON, websockets). data JSON dabere na protocol iji belata okporo ụzọ data).
Na-akwado data usoro JSON dabere na websockets protocol iji belata okporo ụzọ data (JSON, Javascript Object Representation, bụ usoro mgbanwe data dị arọ) ma na-enye ohere ịrụ ọrụ na netwọk ndị na-adịghị akwado ụzọ ngwungwu chaja (dịka, ịntanetị ọha). Nchaji smart: ndozi ibu, chaja smart cha cha yana chaja smart mpaghara. Kwe ka ebe nchaji ziga ozi nke ha (dabere na ozi ebe nchaji dị ugbu a), dị ka ọnụ ahịa meter ikpeazụ ma ọ bụ ọnọdụ ebe nchaji.
(4) OCPP 2.0 (JSON)
OCPP 2.0, ewepụtara na 2018, na-eme ka nhazi azụmahịa dịkwuo mma, na-abawanye nchekwa, njikwa ngwaọrụ: na-agbakwunye ọrụ nchaji smart, maka topologies na sistemu njikwa ike (EMS), ndị na-ahụ maka mpaghara, yana maka EVs nwere chaja smart, ọdụ chaja na sistemụ njikwa ọdụ ụgbọ ala. . Na-akwado ISO 15118: Plọk na Play na Smart Charging chọrọ maka ụgbọ ala eletrik.
(5) OCPP 2.0.1 (JSON)
OCPP 2.0.1 bụ ụdị kachasị ọhụrụ, ewepụtara na 2020. Ọ na-enye atụmatụ ọhụrụ na nkwalite dị ka nkwado maka ISO15118 (Plug and Play), nchekwa emelitere yana arụmọrụ zuru oke.
3. Ụdị ndakọrịta OCPP
OCPP1.x dakọtara na nsụgharị ala, OCPP1.6 dakọtara na OCPP1.5, OCPP1.5 dakọtara na OCPP1.2.
OCPP2.0.1 adịghị dakọtara na OCPP1.6, OCPP2.0.1 ọ bụ ezie na ụfọdụ n'ime ọdịnaya nke OCPP1.6 nwekwara, ma data etiti format dị nnọọ iche na nke ezitere.
Nke abụọ, OCPP 2.0.1 protocol
1, Ọdịiche dị n'etiti OCPP 2.0.1 na OCPP 1.6
Tụnyere ụdịdị mbụ dị ka OCPP 1.6, OCPP 2.0. 1 nwere nnukwu ndozi na mpaghara ndị a:
a. Nchekwa emelitere
OCPP2.0.1 bụ nchekwa siri ike site na iwebata njikọ HTTPS dabere na Secure Sockets Layer yana atụmatụ njikwa asambodo ọhụrụ iji hụ na nchekwa nke nkwukọrịta.
b.Na-agbakwụnye atụmatụ ọhụrụ
OCPP2.0.1 na-agbakwụnye ọtụtụ atụmatụ ọhụrụ, gụnyere njikwa nchaji nwere ọgụgụ isi, yana nkọwa mmejọ zuru ezu na nyocha.
c. Nhazi na-agbanwe agbanwe karịa
Emebere OCPP2.0.1 ka ọ bụrụ nke na-agbanwe agbanwe iji gboo mkpa nke ngwa dị mgbagwoju anya na nke dị iche iche.
d. Koodu mfe
OCPP2.0.1 na-eme ka koodu ahụ dị mfe, na-eme ka ọ dị mfe iji mejuputa ngwanrọ.
OCPP2.0.1 firmware update agbakwunyere mbinye aka dijitalụ, iji gbochie nbudata ngwa ngwa ezughị ezu, na-ebute ọdịda mmelite firmware.
N'ime ngwa bara uru, enwere ike iji protocol OCPP2.0.1 mee ihe iji ghọta njikwa nleba anya nke ikpocha cha cha, nleba anya n'ezie nke ọnọdụ nchaji, njirimara onye ọrụ na ọrụ ndị ọzọ, nke na-eme ka ojiji akụrụngwa cha cha, arụmọrụ na nchekwa dị ukwuu.OCPP2.0.1 nkọwa. na ọrụ karịa ụdị 1.6 nke ọtụtụ, mmepe nke ihe isi ike abawanyela.
2, OCPP2.0.1 ọrụ mmeghe
OCPP 2.0.1 protocol bụ ụdị ọhụrụ OCPP protocol. Tụnyere OCPP 1.6, OCPP 2.0.1 protocol emela ọtụtụ nkwalite na nkwalite. Isi ọdịnaya gụnyere:
Nzipu ozi: OCP 2.0.1 na-agbakwunye ụdị ozi ọhụrụ ma gbanwee usoro ozi ochie iji melite arụmọrụ na arụmọrụ.
Asambodo dijitalụ: Na OPC 2.0.1, e webatara usoro nchekwa dabere na asambodo dijitalụ iji nye nkwenye ngwaọrụ siri ike yana nchekwa ozi. Nke a bụ mmụba dị ịrịba ama karịa usoro nchekwa OCPP1.6.
Ihe Nlereanya Data: OPC 2.0.1 na-emelite ụdị data iji tinye nkwado maka ụdị na njirimara ngwaọrụ ọhụrụ.
Njikwa ngwaọrụ: OPC 2.0.1 na-enye ọrụ njikwa ngwaọrụ zuru oke, gụnyere nhazi ngwaọrụ, nchọpụta nsogbu, mmelite ngwanrọ, wdg.
Ụdị akụrụngwa: OCP 2.0.1 na-ewebata ụdị akụrụngwa na-agbanwe agbanwe nke enwere ike iji kọwaa ngwaọrụ na sistemụ chaja dị mgbagwoju anya. Nke a na-enyere aka mee ka atụmatụ ndị dị elu dị ka V2G (Ụgbọala gaa Grid).
Nchaji smart: OCPP2.0.1 na-agbakwunye nkwado maka chaja smart, dịka ọmụmaatụ, ike chajị nwere ike gbanwee dịka ọnọdụ grid siri dị ma ọ bụ mkpa onye ọrụ.
njirimara na ikike onye ọrụ: OCPP2.0.1 na-enye njirimara njirimara na usoro ikike nke onye ọrụ emelitere, na-akwado ọtụtụ ụzọ njirimara onye ọrụ, ma na-ebute ihe ndị dị elu chọrọ maka nchekwa data onye ọrụ.
III. Okwu mmalite na ọrụ OCPP
1. Nchaji ọgụgụ isi
Sistemụ Njikwa Ike Mpụga (EMS)
OCPP 2.0.1 na-edozi nsogbu a site na iwebata usoro ngosi nke na-eme ka CSMS (Sistemụ Njikwa Nchaji) mara mmachi mpụga. Ntinye chaja smart ozugbo na-akwado sistemu njikwa ike (EMS) nwere ike dozie ọtụtụ ọnọdụ:
Ụgbọ ala eletrik ejikọrọ na ebe nchaji (nke ISO 15118)
OCPP 2.0.1 na-akwado ISO 15118-emelitere protocol maka nzikọrịta ozi EVSE-to-EV. Ịchaji nkwụnye na-egwu ọkọlọtọ ISO 15118 na chaja smart (gụnyere ntinye sitere na EV) dị mfe iji OCPP 2.0.1. Kwado ndị ọrụ ọdụ ọdụ ka izipu ozi (si na CSMS) gbasara ọdụ chaja maka ngosi nye ndị ọkwọ ụgbọ ala EV.
Nchaji smart na-eji:
(1) Ibu Balancer
Load Balancer na-ezubere maka ibu dị n'ime nke ọdụ chaja. Ụlọ ọrụ nchaji ga-ejikwa ike nchaji nke post chajị ọ bụla dịka nhazi mbụ siri dị. A ga-ahazi ọdụ nchaji ka ọ jiri uru oke arụrụ arụ, dị ka mpụta kacha ugbu a. Na mgbakwunye, nhazi ahụ gụnyekwara nhọrọ nhọrọ maka ịkwalite nkesa ike nke ọdụ chaja na ọdụ chaja n'otu n'otu. Nhazi a na-agwa ọdụ chajị na ọnụego n'okpuru uru nhazi a abaghị uru yana na a ga-ahọrọ usoro ịkwụ ụgwọ ndị ọzọ.
(2) Central ọgụgụ isi odori
Central smart chaja na-eche na usoro etiti na-achịkwa oke nchaji, nke na-agbakọ akụkụ ma ọ bụ usoro nchaji niile mgbe ọ natachara amụma amụma nke onye ọrụ grid gbasara ikike grid, sistemụ etiti ga-amanye oke nchaji na ọdụ chaja ma debe oke nchaji. site na ịzaghachi ozi.
(3) Nchaji ọgụgụ isi mpaghara
A na-enweta ụgwọ ọrụ ọgụgụ isi nke mpaghara site na onye na-ahụ maka mpaghara, nke ya na onye nnọchi anya nke OCPP protocol, na-ahụ maka ịnata ozi sitere na sistemụ etiti yana ịchịkwa omume nchaji nke ụlọ ọrụ chaja ndị ọzọ na otu ahụ. Enwere ike ịkwado onye njikwa n'onwe ya na ọdụ chaja ma ọ bụ na ọ bụghị. N'ụdị chaja ọgụgụ isi mpaghara, onye na-ahụ maka mpaghara na-amachi ikike nchaji nke ọdụ chaja. N'oge ịchaji, enwere ike gbanwee oke oke. Enwere ike ịhazi oke uru nke otu chaja na mpaghara ma ọ bụ site na sistemụ etiti.
2. Usoro Okwu Mmalite
nhazi usoro
software ije
Modul arụ ọrụ dị na protocol OCPP2.0.1 na-agụnye modul Nyefee Data, modul ikike, modul nchekwa, modul azụmahịa, modul uru mita, modul ọnụ ahịa, modul ndoputa, modul cha cha cha cha, modul nchọpụta nyocha, modul njikwa Firmware na modul ozi ngosi
IV. Mmepe nke OCPP n'ọdịnihu
1. Uru nke OCPP
OCPP bụ protocol efu na nke mepere emepe, ma bụrụkwa ụzọ dị irè isi dozie njikọ njikọ chaja chajị ugbu a, ma bụrụkwa nke a na-ewu ewu ma jiri ya mee ihe n'ọtụtụ mba gburugburu ụwa, njikọ ọdịnihu n'etiti ọrụ onye ọrụ ga-enwe asụsụ iji kparịta ụka.
Tupu ọbịbịa nke OCPP, onye nrụpụta post cha cha mepụtara ụkpụrụ nke ya maka njikọta azụ azụ, si otú a na-akpọchi ndị na-akwụ ụgwọ post na otu onye nrụpụta post cha cha. Ugbu a, n'ihe fọrọ nke nta ka ọ bụrụ ndị nrụpụta ngwaike niile na-akwado OCPP, ndị na-ahụ maka nzipu ozi nweere onwe ha ịhọrọ ngwaike n'aka onye na-ere ahịa ọ bụla, na-eme ka ahịa ahụ dịkwuo asọmpi.
Otú ahụ ka ọ dịkwa maka ndị nwe ụlọ/azụmahịa; mgbe ha zụtara ọdụ nchaji na-abụghị OCPP ma ọ bụ nkwekọrịta ya na CPO na-abụghị OCPP, a na-akpọchi ha n'otu ebe chaja na onye na-ahụ maka nchaji. Mana site na ngwaike nchaji OCPP, ndị nwe ụlọ nwere ike ịnọrọ onwe ya na ndị na-eweta ha. Ndị nwe ya nweere onwe ha ịhọrọ CPO nke na-asọ mpi karịa, ọnụ ahịa ka mma ma ọ bụ na-arụ ọrụ nke ọma. Ọzọkwa, ha nwere ike ịgbasa netwọk ha site na ịgwakọta ngwaike nchaji dị iche iche na-enweghị ịkwatu nrụnye dị.
N'ezie, uru bụ isi nke EV bụ na ndị ọkwọ ụgbọ ala EV adịghị mkpa ịdabere na otu onye na-arụ ọrụ nchaji ma ọ bụ onye na-ebu EV. Dị ka ọ dị n'ọdụ ụgbọ mmiri OCPP zụrụ, ndị ọkwọ ụgbọ ala EV nwere ike ịgbanwe gaa na CPO/EMP ka mma. nke abụọ, mana uru dị oke mkpa bụ ikike iji e-mobility roaming.
2, OCPP na ọrụ nke chaja ụgbọ ala eletrik
(1) OCPP na-enyere EVSE na CSMS aka ịkparịta ụka n'etiti onwe ha
(2) Ikike nke ndị ọrụ ụgbọ ala eletrik ka ha malite ịchaji
(3) Mgbanwe n'ime anya nke nhazi nchaji, njikwa nchaji dịpụrụ adịpụ (mmalite/nkwụsị), egbe imeghe anya ( id njikọ)
(4) Ọnọdụ n'ezie nke ọdụ chaja (dị, kwụsịrị, kwụsịtụrụ, EV/EVSE na-akwadoghị), data nchaji ozugbo, oriri ike n'ezie, ọdịda EVSE ozugbo.
(5) Nchaji smart (na-ebelata ibu grid)
(6) Njikwa ngwa ngwa (OTAA)
E hiwere Linkpower na 2018, yana ihe karịrị afọ 8 na-achọ ịnye nyocha ntụgharị na mmepe maka ọdụ ụgbọ mmiri AC / DC EV, gụnyere sọftụwia, ngwaike, ọdịdị, wdg.
Ma AC na DC chaja ngwa ngwa nwere sọftụwia OCPP1.6 emechaala nnwale ya na ihe karịrị 100 OCPP ndị na-eweta ikpo okwu. N'otu oge ahụ, anyị nwere ike imelite OCPP1.6J ka OCPP2.0.1 na azụmahịa EVSE ngwọta na-onwem na IEC/ISO15118 modul, nke bụ nzọụkwụ siri ike kwupụta mmezu nke V2G bi-directional chaja.
Oge nzipu: Ọktoba 21-2024