Aikace-aikacen capacitors na fim a cikin motar lantarki OBC: Tsarin zaɓin capacitor YMIN

Lokacin da ake magana akan sabbin abubuwa da haɓakawa a cikin tsarin samar da wutar lantarki na motocin lantarki, galibi ana mayar da hankali kan mahimman abubuwan da aka haɗa kamar naúrar sarrafawa da na'urori masu ƙarfi, yayin da ƙarin kayan aikin kamar capacitors sukan sami ƙarancin kulawa. Duk da haka, waɗannan abubuwan haɗin gwiwar suna da tasiri mai mahimmanci akan aikin gaba ɗaya na tsarin. Wannan labarin zai zurfafa cikin aikace-aikacen masu amfani da fina-finai na YMIN a cikin caja na kan jirgin da kuma bincika zaɓi da aikace-aikacen capacitors a cikin motocin lantarki.

Daga cikin nau'ikan capacitors daban-daban,aluminum electrolytic capacitorssuna da dogon tarihi kuma sun mamaye matsayi mai mahimmanci a fannin wutar lantarki. Koyaya, tare da haɓakar buƙatun fasaha, iyakancewar ƙarfin lantarki ya ƙara bayyana. A sakamakon haka, wani madaidaicin madadin-fim capacitors-ya fito.

Idan aka kwatanta da masu ƙarfin lantarki, masu ɗaukar fim ɗin suna ba da fa'idodi masu mahimmanci dangane da juriyar ƙarfin lantarki, ƙarancin juriya na daidaitattun daidaitattun (ESR), rashin polarity, kwanciyar hankali mai ƙarfi, da tsawon rayuwa. Waɗannan halayen suna sa masu ƙarfin fina-finai su yi fice a cikin sauƙaƙe ƙirar tsarin, haɓaka ƙarfin halin yanzu, da samar da ƙarin ingantaccen aiki a ƙarƙashin yanayin muhalli mara kyau.

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Table: Kwatanta fa'idodin aikinfim capacitorsda aluminum electrolytic capacitors

 

Ta hanyar kwatanta aikin masu ɗaukar fina-finai tare da yanayin aikace-aikacen motocin lantarki, ya bayyana cewa akwai babban matakin daidaitawa tsakanin su biyun. Don haka, masu ɗaukar fim ɗin babu shakka sune abubuwan da aka fi so a cikin tsarin lantarki na motocin lantarki. Koyaya, don tabbatar da dacewarsu don aikace-aikacen kera, waɗannan capacitors dole ne su cika ƙaƙƙarfan ƙa'idodin kera, kamar AEC-Q200, kuma su nuna ingantaccen aiki a ƙarƙashin matsanancin yanayi. Dangane da waɗannan buƙatun, zaɓi da aikace-aikacen capacitors yakamata su bi waɗannan ƙa'idodin.

 

01 Fim capacitors a cikin OBC

Jerin MDP MDP(H)
Hoto  MDP  MDP (X)
Capacitance (Range) 1μF-500μF 1μF-500μF
Ƙimar Wutar Lantarki 500Vd.c.-1500Vd.c. 500Vd.c.-1500Vd.c.
Yanayin Aiki rated 85 ℃, matsakaicin zafin jiki 105 ℃ Matsakaicin zafin jiki 125 ℃, lokacin tasiri 150 ℃
Dokokin mota AEC-Q200 AEC-Q200
Mai iya daidaitawa Ee Ee

Tsarin OBC (On-Board Charger) yawanci ya ƙunshi manyan abubuwa guda biyu: na'ura mai daidaitawa wanda ke juyar da wutar lantarki ta AC zuwa DC, da mai canza wutar lantarki na DC-DC wanda ke haifar da wutar lantarki da ake buƙata don caji. A cikin wannan tsari,fim capacitorsnemo aikace-aikace a wurare masu mahimmanci, gami da:

EMI Tace
DC-Link
Fitar da Fitar
Resonant Tank

 

02 Yanayin aikace-aikacen na capacitors na fim a cikin OBC

EV OBC DC-link MDP(H)
Fitar Fitar Tace shigar MDP

YMINyana ba da kewayon samfuran capacitor na fim wanda ya dace da DC-Link da aikace-aikacen tace fitarwa. Musamman, duk waɗannan samfuran ƙwararrun ƙirar mota ce ta AEC-Q200. Bugu da ƙari, YMIN yana ba da samfura na musamman waɗanda aka ƙera don yanayin zafin jiki mai zafi da ƙarancin ɗanshi (THB), yana ba masu haɓaka sassauci mafi girma a zaɓin sassa.

DC-Link Capacitors

A cikin tsarin OBC, DC-Link capacitor yana da mahimmanci don tallafi na yanzu da tacewa tsakanin da'irar gyarawa da mai sauya DC-DC. Babban aikinsa shi ne ɗaukar igiyoyin bugun jini mai ƙarfi akan bas ɗin DC-Link, yana hana manyan ƙarfin bugun jini a kan matsewar DC-Link da kuma kare kaya daga wuce gona da iri.

Halayen dabi'un masu ƙarfin fim-kamar babban haƙurin ƙarfin lantarki, babban ƙarfin aiki, da rashin polarity - sun sa su dace don aikace-aikacen tacewa na DC-Link.

YMIN taMDP(H)jerin kyakkyawan zaɓi ne ga masu ƙarfin DC-Link, suna ba da:

  • Ƙimar ƙarfin ƙarfi har zuwa 500μF
  • Ƙananan ESR da mafi girman ripple halin yanzu
  • Tsawon rayuwa ya wuce awanni 100,000
  • Babban zafin jiki na aiki har zuwa 125 ° C, tare da iyawar ɗan gajeren lokaci a 150 ° C

Fitar Tace Capacitors

Don haɓaka halayen amsawa na wucin gadi na fitowar DC ta OBC, ana buƙatar babban ƙarfin ƙarfi, ƙarancin fitarwa na ESR capacitor. YMIN yana samar daMDPƙananan ƙarfin wutar lantarki na DC-Link fim capacitors, wanda ke da fasali:

  • Ƙimar ƙarfin ƙarfi har zuwa 500μF
  • Babban kewayon ƙimar ƙarfin lantarki (500Vdc zuwa 1500Vdc)

Waɗannan samfuran suna ba da kyakkyawan aiki, dogaro, da daidaitawa don buƙatar aikace-aikacen mota, tabbatar da ingantaccen aiki da kwanciyar hankali na OBC.

03 Kammalawa

Kamar yadda aka tabbatar ta hanyar binciken da ke sama, injiniyoyin fina-finai suna ƙara samun tagomashi ta hanyar injiniyoyi a cikin masana'antar makamashi mai sabuntawa saboda fa'idodin aikinsu na musamman kuma ana haɗa su cikin mafita masu alaƙa. Musamman a cikin ƙirar kera motoci, yanayin aikace-aikacen aikace-aikacen capacitors na fim ya zama sananne sosai.
Bar-saƙon ku

Lokacin aikawa: Dec-26-2024