Chitetezo cha Kuthamanga kwa Ma EV Chargers?

Ndimakumbukirabe foni yochokera kwa kasitomala wa ku Germany—kugunda kamodzi kunapha ma charger 12 a EV, ndipo ndalama zokonzera zinandipweteka kwambiri kuposa ngozi yanga yoyamba ya galimoto.

Inde, chitetezo cha kukwera kwa madzi Ndikofunikira kwambiri pa ma charger a EV chifukwa kugunda kamodzi kokha kumatha kuwotcha ma module amphamvu, ma board olumikizirana, ndi ma dc connectors omwe amawononga ndalama zambiri kuti asinthidwe. Ndimatumiza ma SPD omwe amayesedwa ndi IEC kwa opanga ma charger sabata iliyonse.

Ngati mukudziwa komwe ma surge amalowera komanso SPD yomwe ikugwirizana, mutha kuchepetsa nthawi yopuma ndikusunga madalaivala osangalala.

Kodi Chitetezo cha Kuthamanga kwa Ma EV Chargers N'chofunika?

Ndinayenda pa malo ku Spain komwe kusokoneza magalimoto kunawononga ma charger 16 ndipo masiku awiri malonda anatayika—madalaivala amagawanabe ndemanga zoipa pa intaneti.

Chitetezo cha ma charger a EV n'chofunikira chifukwa mphamvu yothamanga ya 6 kV imapha ma module amphamvu, ma contactor a dc, ndi ma comm board omwe ndi okwera mtengo komanso ochedwa kusintha. Ndimayika ma SPD pa charger iliyonse yatsopano.

Kumene Kukwera Kulowa mu Chaja ya EV

Chojambulira chimaoneka ngati bokosi lalikulu lachitsulo, koma chili ndi zitseko zinayi zoyendetsera ma surges: mphamvu ya ac, chingwe chotulutsira ma dc, mzere wa data kupita kumbuyo, ndi antenna ya 4 G. Mphezi imatha kugunda gridi pamtunda wa makilomita awiri ndikukankhirabe 4 kV ku ma terminal a ac. Dalaivala woyendetsa matayala a rabara amatha kukoka static kulowa mu dc plug. Ndawona 2 kV pa basi ya dc kuchokera ku spark yagalimoto. Ngati chojambulira chigawana chodyetsa ndi mota yayikulu, mota yoyimitsa idzakankhira mphamvu kubwerera mu mzere womwewo. Njira iliyonse imafuna chitetezo chake.

Chomwe Chimafa Choyamba Mkati mwa Charger

Gawo lofooka kwambiri ndi mphamvu ya 12 V dc yomwe imadyetsa contactor coil. Imafa pa 40 V. Kenako pali CAN transceiver yomwe imalankhula ndi galimotoyo; imafa pa 30 V. IGBT power block ili ndi 1.2 kV koma imasweka pa 1.6 kV. Kugunda kamodzi ku Milan kunapha onse atatu pa nsanamira 8. Biluyo inali €28,400 kuphatikiza masiku awiri a malonda otayika. €90 SPD pa feeder iliyonse ikanapulumutsa malo.

Mtengo wa One Strike vs One SPD

Gawo Lochaja	Mtengo Wosinthira	Maola Ogwira Ntchito	Zogulitsa Zotayika/Tsiku	Kugunda Konse
Kupereka kwa 12 V	€180	1	€400	€580
Bolodi la CAN	€220	2	€400	€620
Gawo lamagetsi	€1,800	4	€400	€2,200
Chojambulira chonse	€8,000	8	€800	€8,800
SPD 40 kA	€90	0.5	€0	€90

Gome likuwonetsa kuti gawo limodzi lolephera limawononga ndalama zoposa ma SPD khumi.

Ngozi Yobisika: Chitsimikizo Chopanda Ntchito

Makina ambiri opangira ma charger amachotsa chitsimikizo ngati malowo alibe SPD mkati mwa 10 m. Gawoli lili patsamba 14 la bukuli, kotero ogula ambiri salipeza. Pamene gawolo likuyaka, wopanga amapempha chithunzi cha gululo. Kupanda SPD kumatanthauza kuti palibe kusinthana kwaulere. Ndimatumiza ogula kopi ya gawoli ndi ulalo wopita ku gawo lathu la sitima ya DIN. Amawonjezera gawolo ndikusunga chitsimikizocho chilipo.

Kukhazikika kwa Tsamba ndi Kudalira Dalaivala

Madalaivala a EV amagwiritsa ntchito mapulogalamu omwe amasonyeza momwe zinthu zilili. Ngati charger yanu ilibe intaneti kwa masiku awiri, pulogalamuyi imasiya tsamba lanu pansi pa mndandanda. Kutsika kwa footage ndi 30%. Kugunda kamodzi koipa kumatha kuchotsa ROI ya tsamba lonse. SPD yaying'ono imasunga charger pa intaneti ndi mtundu wanu m'maganizo mwa driver.

Kodi ma charger a EV ali ndi chitetezo cha surge mkati?

Chaka chatha ndinatsegula ma charger 10—theka la ma charger linali ndi fuse ndi kumwetulira kokha.

Ma charger ambiri a EV amabwera ndi ma fuse oyambira ndi ma TVS diode omwe amangogwira ma spikes ang'onoang'ono. Kuti mupeze mphamvu yeniyeni ya mphezi, mufunika SPD yakunja yoyikidwa pa feeder. Ndimawawonjezera pa nthawi iliyonse yomwe ndayika.

Zimene Fakitale Ikuika Mkati Mwake

Mbali ya ac nthawi zambiri imakhala ndi fuse yagalasi ya 20 A ndi varistor ya 275 V metal-oxide kukula kwa ndalama. MOV imeneyo imatha kutenga 1.5 kA kamodzi, kenako imafa. Mbali ya dc ilibe kanthu chifukwa wopanga amadalira galimotoyo kuti iziteteze yokha. Bodi ya comm ikhoza kukhala ndi diode yaying'ono ya TVS yabwino kwa 200 W. Kugunda mwachindunji kwa 40 kA kumapereka mphamvu yoposa 100. Ziwalo zomangidwa mkati mwake zimagwira ntchito ngati lamba wachitetezo pakagwa ngozi ya ndege—zimathandiza, koma sizipulumutsa tsikulo.

Gome la Zomangidwa mkati vs Zofunikira

Njira	Gawo la Fakitale	Kuchuluka kwa ...	Chiwopsezo Chenicheni	Zotsatira
NDI LN	20 mm MOV	1.5 kA	40 kA	Akufa
DC + -	Palibe	0	10 kA	Akufa
Comm CAN	Ma TVS 200 W	200 W	500 W	Akufa
AC yokhala ndi SPD	40kA MOV	40 kA	40 kA	Amoyo

Chifukwa Chake Opanga Amasunga Kuwala

Mtengo ndi lamulo la malo. SPD imawonjezera €90 ndi 72 mm pa njanji ya DIN. Pankhondo yamitengo, zimenezo n'zokwanira kuti munthu ataye mtengo. Opanga amadalira katswiri wamagetsi wa malo kuti awonjezere zina. Bukuli limasonyezanso chithunzi cha mawaya chokhala ndi malo opanda kanthu a SPD. Ndimauza ogula kuti: chojambulira ndi theka la chinthucho; SPD ya malo ndi theka linalo.

Cert Ikupemphabe SPD Yakunja

Chojambuliracho chingakhale ndi CE kapena UL, koma chitsimikizocho chimapangidwa mu labu yoyera yokhala ndi mafunde ophatikizana a 2 kV. Mphezi yeniyeni ndi 6 kV ndi 40 kA. Nyumba yoyesera ikudziwa izi, kotero amalemba kuti "SPD yakunja ikufunika" mu lipotilo. Ndimakopera mzere umenewo mu ndemanga yanga kuti wogula awone mawu omwewo kawiri. Amawonjezera gawolo ndipo tonsefe timagona bwino.

Kodi Chimachitika N'chiyani Popanda Chitetezo cha Oyendetsa Magalimoto a EV?

Ndimasunga chithunzi cha contactor yosungunuka ya dc—madalaivala anayenera kukankhira magalimoto kutali ndi malo osutira fodya.

Popanda chitetezo cha mafunde, kugunda kamodzi kokha kumapha ma module amagetsi, ma contactor, ndi ma comm board. Chojambulira chimada, madalaivala amasiya ndemanga zoyipa, ndipo mumataya malonda mpaka zida zatsopano zitafika. Ndimaona izi nyengo iliyonse yamkuntho.

Nkhani Yeniyeni: Malo Ogulitsira Misewu ku Italy

Zipilala makumi awiri zinali pa denga la phiri. Mphezi inagunda gridi pamtunda wa makilomita atatu. Chopingacho chinakwera chingwe cha pamwamba pa charger iliyonse. Cholumikizira chilichonse cha DC chinatsekedwa, ndipo ma IGBT akuluakulu anasweka. Malowa anali amdima kwa masiku asanu. Ziwiya zinagulidwa €42,000, malonda omwe anatayika anawonjezera €15,000, ndipo woyendetsayo analipira chilango kwa akuluakulu oyendetsa msewu. Seti ya ma SPD a €1,800 ikanasunga malowo ali ndi moyo.

Chiwopsezo cha Moto Mkati mwa Kabati

Pamene MOV mkati mwa chojambulira chafa, imatha kukoka 100 A mpaka choyatsira chachikulu chitagwa. Kutentha kumasungunula pulasitiki ndikuyatsa fumbi. Malo ena ku Texas adawona chojambulira chapsa pansi. Lipoti la ozimitsa moto linalemba kuti "kuchepa kwa mpweya" ndiko chifukwa. Inshuwalansi inakana kulipira chifukwa palibe SPD yakunja yomwe idayikidwa. Gawo la €90 likanatha kusunga chojambulira cha €12,000 ndi malo obisalamo a €50,000.

Mndandanda wa Zolephera zomwe ndinalemba

Tsamba	Ma Charger	Mtunda Wogunda	Zigawo Zotayika	Masiku Otsika
IT ya msewu waukulu	20	Makilomita atatu	Mabodi 20 a dc	5
Mall DE	6	1 km	Zinthu 6 za ma ac	2
Mzinda wa UK	4	0.5 km	Ma board anayi a comm	1
Ndi SPD	Chilichonse	Chilichonse	0	0

Kutsutsa kwa Oyendetsa ndi Kutaya Ndalama

Madalaivala a EV amagwiritsa ntchito mapulogalamu omwe amasonyeza momwe zinthu zilili pa intaneti. Ngati uthenga wanu uli pa intaneti kwa masiku awiri, pulogalamuyi imakugwetsani pansi pa mndandanda. Kutsika kwa anthu kungachepetse 30%. Kugunda kamodzi koipa kungachotse ROI ya tsamba lonse. SPD yaying'ono imasunga chojambulira pa intaneti ndi mtundu wanu m'maganizo mwa dalaivala.

Kuwonetsedwa Mwalamulo

Mawebusayiti ena ali ndi mapangano ogulitsa omwe amalonjeza kuti nthawi yogwira ntchito ndi 97%. Ngati kuchuluka kwa ndalama kukucheperachepera, mumalipira chilango. Wogwira ntchito m'modzi adalipira €8,000 mu ndalama pambuyo pa sticker. Mtengo wa SPD ndi wochepera mwezi umodzi wa chilango. Ndikuwonjezera gawoli ku kalata yanga yopereka kuti wogula aone chiopsezocho m'ndalama.

Chitetezo cha Kuthamanga kwa Ma Charger a EV: Mitundu ya SPD ndi Zochitika Zogwiritsira Ntchito?

Ndimapatsa tsamba lililonse mapu a tsamba limodzi: Mtundu 1 pa feeder, Mtundu 2 pa charger rack, Mtundu 3 pa comm box—yosavuta komanso yotetezeka.

Gwiritsani ntchito Mtundu 1 pa bolodi lalikulu la mphezi, Mtundu 2 pa ma sub-panels a charger pa ma induced surges, ndi Mtundu 3 pa mizere ya comm pa ma board a low-voltage. Ndimatumiza zida zokhala ndi zilembo kuti ogwira ntchito asazisakanize.

Chodyetsa cha AC: Mtundu 1+2 40 kA

Bolodi lalikulu limawona ma strike olunjika. Timagwiritsa ntchito block ya MOV ya 40 kA 8/20 µs yokhala ndi chubu cha impulse cha 25 kA 10/350 µs pamalo omwewo. Chipangizocho chimamangirira pa 1.2 kV ndipo chimalowa mu rail ya 36 mm DIN. Ndimawonjezera mbendera yowoneka bwino ndi cholumikizira chakutali. Timalumikiza mawaya ku siteshoni ya SCADA kuti mwiniwake adziwe ngati gawolo latopa.

Chingwe Chojambulira Chaching'ono: Mtundu 2 20 kA

Mzere uliwonse wa ma charger uli ndi choyatsira chake. Timawonjezera 20 kA Type 2 nthawi yomweyo pambuyo pa choyatsira. Cholowera ku charger chiyenera kukhala pansi pa 10 m. Ngati kuthamanga kuli kotalika, timawonjezera Mtundu wina wa 3 pansi pa choyatsira. Gawolo ndi lolumikizidwa, kotero katswiriyo amalisintha live. Malo amodzi ku France adasintha mayunitsi 6 mumphindi 15 panthawi yopuma nkhomaliro.

Kutulutsa kwa DC: Mtundu 2 600 V dc

Chingwe cha DC chimagwira ntchito panja ndipo chimagwira ntchito ngati antenna. Timagwiritsa ntchito 600 V dc Type 2 yomwe imayikidwa mu bokosi la polycarbonate pamtengo. Chigawocho chimamangirira pa 1.2 kV ndipo chimatha kutenga 20 kA. Chimalumikiza pakati pa contactor ndi soketi ya galimoto. LED yobiriwira imasonyeza kuti ndi yabwino; wofiira amatanthauza kusinthana. Ndili ndi ma PC 500 ku Hamburg kuti nditumizidwe tsiku lotsatira.

Mndandanda wa Zosankha Potengera Malo

Malo	Kuopseza	Mtundu wa SPD	Zofunikira	Phimbani
Bolodi lalikulu	Mphezi	Mtundu 1+2	40 kA 8/20	Njanji ya DIN
Mzere wochaja	Woyambitsa	Mtundu Wachiwiri	20 kA 8/20	Njanji ya DIN
Kutulutsa kwa DC	Chosasunthika	Mtundu 2 dc	20 kA 8/20	Bokosi la positi
Mzere wa Comm	V Yotsika	Mtundu 3	5 kA 8/20	RJ45 mkati

 Ma Charger Opangidwa ndi Dzuwa

Malo ena amawonjezera PV padenga. Kugunda komweko kumatha kugunda chingwe cha dzuwa ndikudumphira ku basi ya charger dc. Timagwiritsa ntchito 1,000 V dc SPD pa solar combiner ndi 600 V dc SPD pa charger. Zigawo ziwirizi zimagawana dziko lapansi lomwelo kotero magetsi amakhala ofanana. Ndimagulitsa pack iwiri yokhala ndi nambala imodzi ya gawo kuti wogula asaiwale mbali imodzi.

Chitetezo cha Kukwera kwa Ma Charger a EV Kukonza ndi Kuyang'anira?

Ndimapatsa tsamba lililonse mndandanda wa mizere isanu: kuyang'ana, kudina, kusinthana, kulemba, kukonzanso—ndinachita pasanathe mphindi ziwiri.

Kukonza n'kosavuta: onani ma LED mwezi uliwonse, kusinthana makatiriji osagwira ntchito, ndikulemba tsiku. Ndimatumiza mapaketi owonjezera ndi pepala lolemba kuti gulu la malo lisandiyimbire foni kuti ndisinthe mosavuta.

Kuwona Mwezi Uliwonse

Katswiri wa pa webusaitiyi amayendetsa mzere ndikuwerengera ma LED obiriwira. Zenera lofiira limatanthauza kuti MOV yaphikidwa. Amalemba mndandanda mu log ndikusinthana katiriji nthawi yotsatira. Woyendetsa wina ku UK ali ndi ma posts 200; kuyenda kumatenga mphindi 30 ndipo kumapeza mayunitsi awiri mpaka atatu akufa mwezi uliwonse. Chojambulira chimakhala pa intaneti ndipo dalaivala sawona cholakwika chilichonse.

Chizindikiro Chakutali cha Masamba Aakulu

Pamisewu ikuluikulu, timalumikiza SPD youma ndi SCADA yomwe ilipo. Kadontho kofiira pa HMI kamati "SPD yafa." Chipinda chowongolera chimatitumizira imelo, timatumiza ina yowonjezera, ndipo katswiriyo amaisintha pa shift yotsatira. Nthawi yopuma imatsika kuchoka pa maola mpaka mphindi. Ndimalipiritsa $1.50 yowonjezera pa micro-switch ndikusunga wogula $500 mu malonda otayika.

Gome la MTTR ndi Kapangidwe

Kapangidwe	Nthawi Yosinthana	Zida	Kusinthana Kwamoyo?	Nthawi yopuma
Pulagi-in	Masekondi 30	Palibe	Inde	Zero
Waya wolimba	Mphindi 10	Skurubu	Ayi	Mphindi 10
Ndi chizindikiro	Masekondi 30	Palibe	Inde	Zero
Palibe chowonjezera	Masiku awiri	Oda + tumizani	Ayi	Maola 48

Kuchuluka kwa Ma Cartridge Owonjezera

Ndimapereka bokosi la pulasitiki lomwe limasunga makatiriji 10 ndi zomangira mchipinda chothandizira. Bokosilo lili ndi QR code; katswiriyo amalisanthula ndipo timatumiza zodzaza tsiku lomwelo. Malo ena adagwiritsa ntchito makatiriji 6 m'chaka chamkuntho ndipo sanayembekezere galimoto. Bokosilo limawononga $8 ndipo limasunga foni imodzi yothandiza ya $200.

Chiwerengero cha Moyo ndi Kutha kwa Moyo

Katiriji iliyonse imatha kugoba kwakukulu 20. Timawonjezera nambala kumbali kuti katswiri athe kulemba ma hits kuchokera pa site meter. Chiwerengerocho chikafika pa 18, timatumiza china chatsopano. Wokonza amawona zomwe zikuchitika ndipo amawonjezera gawolo ku PO yotsatira. Palibe kuthamanga, palibe nthawi yowonjezera, palibe oyendetsa okwiya.

Mapeto

Ikani ma SPD a Mtundu 1+2+3, yang'anani ma LED mwezi uliwonse, ndipo sinthani makatiriji mwachangu—ma charger anu amakhala pa intaneti ndipo madalaivala anu amakhala osangalala.