Sulai, 2023
Temperature a atai meinisin angang non ew battery — seni ewe ukukun fitikoko ngeni ewe fitikoko ngeni ewe fitikoko SEI. Ach weweiti ekkewe feiengawen pwichikar ina ew mettoch mi namwot ren ach sipwe tongeni fori angangen sotuni me tumunuochu battery. Ei poraus a awewei pwata a fich ngeni ewe chok sokkun ekiek ussun chok ewe voltage.
Temperature a wor eu minen eppet ngeni angangen battery. Arapakan meinisin ekkewe mettoch mi fis lon inisin aramas — ewe ukukun fitikoko, ewe fitikoko, ewe SEI film mi fitikoko —a fis fan nemenien ewe fitikoko. Ach weweiti ekkei efeiengawen ina ewe mettoch mi namwot ren ach sipwe fori pwungun tes me tumunun battery.
Non ekkewe fansoun mi kukkun (fan 0°C), ewe tufichin aea a fokkun kukkununo. Ren ekkewe pisekin lead-acid, non 0°C ewe tufichin aea epwe ukukun 75% seni ewe rated; non -10°C, arapakan 50%; lon -20°C, eni epwe chok 30%. Ei esap ew feiengau ese much — ewe pwichikar mi kukkun a aukuuku ewe tufichin ion electrolyte, a aukuuku ewe fitikoko, me a aukuuku ewe polarization, a aukuuku ewe tufich mi kawor ren och fansoun. Kapas a fis nupwen a fis ewe pwichikar. Iwe nge, ewe watteen current mi tori ewe fansoun mi pwichikar epwe tongeni efisi an epwe muttir kkuf ewe voltage me efisi an epwe kkuf ekkewe pisek, inaamwo ika a chuen wor ewe tufichin kkuf.
Non ekkewe neni mi watte pwichikar (lap seni 30°C), ewe tufichin aea a watteno non fansoun mwochomwoch (arapakan 10% ren 10°C a watteno ren lead-acid), nge ewe kost a mwitir atai manau. Manauen ewe lead-acid mi fiti 25°C a ukukun 5-8 ier; iteiten 10°C a tori arapakan esopw ewe manau mi chuen nom — non 35°C, eni epwe chok 2-4 ier mi chuen nom. Ina pokiten ewe pwichikar mi watte a kan amwokutu ewe grid mi ataielo ewe konikin electrolyte. Ekkewe battery mi fiti lithium-ion ra pwal ina usun — ewe pwichikar mi watte a kan mwittir ataielo ekkewe pisekin SEI me ewe äeämwäällin electrolyte, iwe, a efisi an epwe mwittir chöüfetäl ewe tufichin pöchökkül me mwittir chöüfetäl ewe pöchökkül lon inisin aramas.
Ina minne, auchean an epwe wor tumunun pwichikar non ewe sossotun battery iei: ekkewe tes ra fis non sokopaten pwichikar rese tongeni awewefengen. Ika ese mak ewe pwichikar non ewe neni atun ewe sossot, ewe anapanapen mwirin esap tongeni affata ika ekkewe siwinin resistance ra pwarata chinnap ika a chok siwinin pwichikar. Awewe chok, ewe pochokunen fitikoko mi aukuuku non fansoun pwichikar epwe tongeni nap seni non fansoun summer esap pokiten ewe battery a chinnap, nge pokiten a pwichikar.
Ewe angangen awenewenen fitikoko ina ew pisekin angang mi auchea non ewe sossotun battery. Popun pwe epwe amoielo ekkewe feiengauen pwichikar pwe ekkewe pisekin annet mi kauk lon sokkopaten fansoun repwe tongeni awewefengenni. Ewe nongonong: aea 25°C pwe ewe nenien anapanap, me awenewena ekkewe feioch anongonong won ewe siwin seni ewe nenien anapanap.
Ren ewe sossotun fitikoko non inis, ewe napanapen niwinin fitikoko ina: iteiten 10°C a siwin seni ewe fitikoko a siwini ewe annea ren ukukun 30% ren ekkewe pisekin fitikoko ika 15% ren ekkewe pisekin fitikoko. Awewe chok, ewe fitikoko non inis mi aukuuku non 10°C usun 50 mΩ a pwungupwungoch ngeni ukukun 35 mΩ non ewe 25°C mi fitikoko. Ena mettoch a atufichi ach sipwe alollofengenni ekkewe allea lon fansoun pwichikar me fansoun pwichikar.
Ren tes ren voltage, ewe fitikoko a pwal lamot. Ewe fitikoko a pwal sokkopat ren ewe fitikoko — arapakan 3mV iteiten 1°C fan iten ewe lead-acid. Ika ese wor niwinin, 12.6V mei fis non 5°C me 12.6V mei fis non 35°C mei tongeni epwe wewe ngeni ekkewe SOC mei sokono ren nap seni 10%.
Ewe PK59B a pachenong ewe angangen anisi ewe pwichikar mi foruta ren ew sensor mi fiti pwichikar mi pwung fan iten ewe pwichikar mi fis non ew chok fansoun me ewe pwichikar mi nomw non ewe neni. Ewe chon sotuni a pwisin awenewena ekkewe annea ren an aea ew curve ren niwinin moni mi fen affat — ese wor namotan an epwe fori ew kapwung ren poun. Non foffor, ei a fokkun aukuuku ewe ekiek mi mwaken mi fis pokiten sokofesenin temperature.
Non ewe angangen ataieno ewe battery, ekkewe anomalien pwichikar ra kan pwa me mwen an epwe watteno ewe pochokunen inisin aramas ika ewe tufich epwe pwa pwe epwe kukkununo. Ach sipwe mwittir küna ekkewe anomalien pwichikar epwe tongeni eppeti chommong feiengaü.
Ekkewe napanap mi kan anomu pwichikar ra kapachelong: ew cell non ew string a fokkun pwichikar nap seni ekkewe ekkoch atun a charge (a pwarata pwe a wor sulfation mi mwochomwoch ika watte non inis); unusen ewe string a fitikoko fansoun meinisin atun a charge (a pwarata pwe ewe fitikoko a kon watte); fitikoko mwirin an a tou (a pwarata pwe a kon watte ewe fitikoko non inisin). Ika pwe ekkei anomalien pwichikar ra tongeni fis me mwen an epwe fis, angangen awenewen epwe tongeni fis me mwen an epwe fis feiengawen kata — thermal runaway ika kapas epwe pout seni zero.
Metochun detection a anongonong won ewe kokkotun pisek. Ewe napanap mi mecheres ina ew pisekin tes ren battery mei wor tufichin pwichikar (usun ewe PK59B), a makkei pwichikar fitifengen me ew me ew ekkewe tes ren fitikoko non inis. Pwal och, a wor eu minen tumunu ewe pwichikar won Internet mi wor sensor won iteiten cell, ekkewe poraus ra kan tori eu leenien tumunu. Ren chommongun ekkewe nenien telecom me UPS, ewe tes ren pwichikar fansoun meinisin fitifengen me ewe tes ren fitikoko non imw a naf an epwe angei chommongun ekkewe anomalien pwichikar.
Tes mi mecheres nge a wor porausen angang mi auchea sipwe chechchemeni. Aewin: ia epwe mefi. Ewe kinikinin pwichikar non ew battery ese ew chok — ekkewe terminal me ekkewe riri ra fitikoko nap seni ewe inis pokiten ewe pwichikar Joule seni ewe fitikoko. Ina minne, kopwe aukuuku ewe inisin ewe battery (lefilen ewe shell) pwe epwe ewe aewin minen aukuuk, nge ewe minen aukuuk mi nom le sopwoloon epwe ewe oruuen minen aukuuk. Ika pwe ewe pwichikaren ewe terminal a nap seni ewe pwichikaren inis ren nap seni 10°C, ekkewe riri ra tongeni fis me a namwot repwe fitikoko.
Oruuan: ineet epwe mecheresin. Ewe pwichikaren ewe battery a chék chéúfetál atun a charge, pwal atun a chéúfetál, me ekis me ekis a liwiniti ewe leeni atun a asésé. Ren an epwe tongeni awewefengenni ekkewe tes, kopwe makkei ewe pwichikar non ew neni mi fitikoko non ewe fansoun tes — awewe chok, fansoun meinisin atun ewe charge mi stable, ika fansoun meinisin non ewe nesoponon ewe discharge. Ika pwe ekkewe nenien aukuuk ra sokono, ekkewe pisekin pwarata mi weires ar repwe anapano.
Oruuan: ifa usun sipwe awewei. Ew chok anneani ewe pwichikar a pwarata chok ewe fansoun a fis me epwe awewe ngeni ewe pwichikar non ewe neni. Ika pwe ewe pwichikaren inisin ewe battery a nap seni ewe pwichikaren inisin ren nap seni 5°C, iwe, a fis ew pwichikaren inisin ese pwung ina mwo ika ewe pwichikaren unusen inisin a chuen kukkun. Ika pwe ewe pwichikar lon eu string a sokkofesen lap seni 3°C, iwe, a wor fitikoko lon ekkewe cell.
Ren ekkewe mwichen chon tumun, kopwe apachanong ekkewe tes ren pwichikar non ekkewe napanapen tumunun battery mi nomw. Ekkewe team mei wor PK59A ra tongeni apachanong ew pisekin nengeni pwichikar pwe epwe ew pisekin aninis ngeni pwichikar; ekkewe team mi wor PK59B ra aea ewe sensen fitikoko. Ese nifinifin pisekin angang, ewe kii ina rekotun fitikoko fiti iteiten sossot.
Ren chon kamo non ekkewe neni mei watte sokofesenin pwichikar (ekkewe neni mei pwichikar, ekkewe neni mei pwichikar mei wor fomon fansoun mei sokono), kopwe akkomwa ekkewe model mei wor tufichin tes pwichikar (PK59B). Ekkewe pisekin pwarata usun pwichikar ese wor ra fokkun aukuuku ewe tufichin anapanapa ekkewe tes — kopwe tongeni awora ewe chok fansoun me achocho non ewe tes nge kose tongeni finata ika pwe ekkewe tes mei pwung ika ese wor tes.
Ren ach sipwe nenengeni mwach, tumunun battery a fis ngeni ew angangen assessment mi unusoch ren chommong pisekin angang — ewe pochokunen non, ewe pochokunen ekkei, ewe pwichikar, ewe uruon charge-discharge, me ekkewe napanapen ewe neni mi chufengen ren ewe angangen anapanapa ekkewe pisekin pwarata pwe epwe forata ew skor mi fitikoko ren pekin safeien battery. Temperature ina eu mettoch mi lamot lon ei kokkot. View the Battery Test Instruments Collection
Kopwe ereni kich usun omw ewe prokram me met ka mochen, iwe am aupwe match ngeni ewe pwungun sossot me awora ew quote non ukukun 24 awa.
Angei ew Quote mi ngawPK59A storage battery tester, PK59B tester with temperature, PK59C battery internal resistance tester, PK59D premium resistance tester — four series covering the complete needs from basic capacity/voltage/resistance testing to high-precision internal resistance consistency analysis. Handheld design, online testing supported, multi-chemistry compatible — designed for battery maintenance and acceptance at telecom base stations, UPS, and data centers.
Explore the Battery Test Instruments →