Takaitaccen Tattaunawa akan Aiwatar da Ma'aunin Ma'aunin zafin jiki na NTC a cikin Fakitin Batirin Makamashi

Tare da saurin haɓaka sabbin fasahohin makamashi, fakitin batirin makamashi (kamar batirin lithium-ion, batir sodium-ion, da sauransu) ana ƙara amfani da su a cikin tsarin wutar lantarki, motocin lantarki, cibiyoyin bayanai, da sauran fannoni. Aminci da tsawon rayuwar batura suna da alaƙa da yanayin zafin su na aiki.NTC (Negative Temperature Coefficient) na'urori masu auna zafin jiki, tare da girman hankalinsu da ƙimar farashi, sun zama ɗaya daga cikin mahimman abubuwan da ake buƙata don kula da zafin baturi. A ƙasa, muna bincika aikace-aikacen su, fa'idodi, da ƙalubalen ta fuskoki da yawa.

I. Ƙa'idar Aiki da Halayen na'urori masu auna zafin jiki na NTC

1. Ka'ida ta asali
   NTC thermistor yana nuna raguwar juriya yayin da zafin jiki ya tashi. Ta hanyar auna canje-canjen juriya, ana iya samun bayanan zafin jiki a kaikaice. Alakar juriya da zafin jiki tana biye da dabara:

RT=R0 ⋅eB(T1 -T01)

inaRTshine juriya a zafin jikiT,R0 shine juriya na tunani a zazzabiT0, kumaBshine abu akai akai.

2. Mabuɗin Amfani
   • Babban Hankali:Canjin ƙananan zafin jiki yana haifar da juriya mai mahimmanci, yana ba da damar sa ido daidai.
   • Amsa Mai Sauri:Karamin girma da ƙananan yawan zafin jiki suna ba da damar bin diddigin yanayin yanayin lokaci na ainihi.
   • Maras tsada:Matakan masana'antu balagagge suna goyan bayan ƙaddamar da babban sikelin.
   • Faɗin Zazzabi:Matsakaicin kewayon aiki (-40°C zuwa 125°C) yana rufe al'amuran gama-gari don batir ajiyar kuzari.

II. Bukatun Gudanar da Zazzabi a cikin Fakitin Batirin Ajiye Makamashi

Ayyuka da amincin batirin lithium sun dogara da zafin jiki sosai:

• Hatsarin Zazzabi:Yin caji fiye da kima, yawan fitarwa, ko gajeriyar kewayawa na iya haifar da guduwar zafi, wanda zai haifar da gobara ko fashe.
• Tasirin Ƙananan Zafi:Ƙara dankowar electrolyte a ƙananan zafin jiki yana rage yawan ƙaura na lithium-ion, yana haifar da asarar iya aiki ba zato ba tsammani.
• Daidaita Yanayin Zazzabi:Bambance-bambancen zafin jiki mai yawa a cikin na'urorin baturi yana haɓaka tsufa kuma yana rage tsawon rayuwa gabaɗaya.

Don haka,real-lokaci, Multi-point zazzabi saka idanumuhimmin aiki ne na Tsarin Gudanar da Baturi (BMS), inda na'urori masu auna firikwensin NTC ke taka muhimmiyar rawa.

III. Aikace-aikace na yau da kullun na Sensor NTC a cikin Fakitin Batirin Ma'ajiyar Makamashi

1. Kula da Zazzaɓin Tantanin Halitta
   • Ana shigar da na'urori masu auna firikwensin NTC a saman kowane tantanin halitta ko module don saka idanu kai tsaye masu zafi.
   • Hanyoyin Shigarwa:Kafaffen ta amfani da mannen zafi ko madaidaicin ƙarfe don tabbatar da matsewar hulɗa da sel.
2. Kulawa da Daidaita Yanayin Zazzabi na Cikin Module
   • Ana tura na'urori masu auna firikwensin NTC da yawa a wurare daban-daban (misali, tsakiya, gefuna) don gano yanayin zafi mai zafi ko sanyaya rashin daidaituwa.
   • Algorithms na BMS suna haɓaka dabarun caji / fitarwa don hana guduwar zafi.
3. Kulawar Tsarin Sanyaya
   • Bayanan NTC yana haifar da kunnawa / kashewar tsarin sanyaya (iska / sanyaya ruwa ko kayan canjin lokaci) don daidaita yanayin zafi.
   • Misali: Kunna famfo mai sanyaya ruwa lokacin da yanayin zafi ya wuce 45°C da kashe shi ƙasa da 30°C don adana kuzari.
4. Kula da Yanayin Yanayin yanayi
   • Kula da yanayin zafi na waje (misali, zafin rani na waje ko sanyin hunturu) don rage tasirin muhalli akan aikin baturi.

  

IV. Kalubalen Fasaha da Magani a cikin Aikace-aikacen NTC

1. Tsawon Tsawon Lokaci
   • Kalubale:Juriyar juriya na iya faruwa a cikin yanayin zafi mai girma/danshi, yana haifar da kurakuran auna.
   • Magani:Yi amfani da babban dogaro NTCs tare da epoxy ko gilashin rufewa, haɗe tare da gyare-gyare na lokaci-lokaci ko algorithms gyara kai.
2. Cikakkar Jumla Mai Mahimmanci
   • Kalubale:Rikicin wayoyi yana ƙaruwa tare da daruruwa zuwa ɗaruruwan firikwensin a cikin manyan fakitin baturi.
   • Magani:Sauƙaƙe wayoyi ta hanyar rarraba kayan saye (misali, gine-ginen bas na CAN) ko na'urori masu auna firikwensin PCB masu sassauƙa.
3. Halayen da ba na kan layi ba
   • Kalubale:Alakar juriya-zazzabi mai ma'ana yana buƙatar layi.
   • Magani:Aiwatar da diyya ta software ta amfani da tebur duba (LUT) ko ma'aunin Steinhart-Hart don haɓaka daidaiton BMS.

V. Abubuwan Ci gaba na gaba

1. Babban Madaidaici da Digitization:NTCs masu musaya na dijital (misali, I2C) suna rage tsangwama na sigina kuma suna sauƙaƙe ƙirar tsarin.
2. Kula da Fusion Multi-Parameter:Haɗa wutar lantarki/na'urori masu auna firikwensin yanzu don dabarun sarrafa zafi mafi wayo.
3. Nagartattun Kayayyaki:NTCs tare da tsawaita jeri (-50°C zuwa 150°C) don biyan matsananciyar buƙatun yanayi.
4. Kulawar Hasashen AI-Driven:Yi amfani da koyon na'ura don nazarin tarihin zafin jiki, hasashen yanayin tsufa, da ba da damar faɗakarwa da wuri.

VI. Kammalawa

Na'urori masu auna zafin jiki na NTC, tare da ingancin farashin su da saurin amsawa, suna da mahimmanci don saka idanu akan zafin jiki a cikin fakitin ajiyar makamashi. Yayin da hankali na BMS ke haɓaka kuma sabbin kayan ke fitowa, NTCs za su ƙara haɓaka aminci, tsawon rayuwa, da ingantaccen tsarin ajiyar makamashi. Dole ne masu ƙira su zaɓi ƙayyadaddun bayanai da suka dace (misali, ƙimar B, marufi) don takamaiman aikace-aikace, haɓaka wuri na firikwensin, da haɗa bayanan tushen da yawa don haɓaka ƙimar su.