Isisombululo solawulo lwebhetri yeLithium kwisixhobo esiphathwayo

Umbhali :Iflowpower-UMboneleli weSikhululo saMandla esiphathwayo

Ukubaluleka kolawulo lwebhetri kuye kwabonakala. Iimveliso ezininzi ngakumbi zisiya kwicala eliphathwayo, zisebenzisa ukuzimela okungazange kubonwe ngaphambili. Ngaphambi kweminyaka elishumi eyadlulayo, ifowuni engenazintambo yaqala yanika inkululeko yokuhamba ekhaya.

Ngoku, iimveliso eziphathwayo ezinokutshajwa kwakhona zenza abantu bahlale benxibelelana neentsapho zabo ngelixa abantu behamba. Iimveliso ezininzi ngakumbi zisebenzisa iibhetri ezinokutshajwa, kwaye ngokuncipha komthamo wemveliso, ubunzima bezi mveliso buhlala buphucuka. Ibhetri yokutshaja ngokwayo iyatshintsha, abavelisi beebhetri bazama ukuqalisa iimveliso ezintsha ezihambelana nokutshintsha ngokukhawuleza kweemarike.

Umbane webhetri uyongezwa, ukucaciswa kwemilo kuyatshintshwa, kwaye ukuxinana kwamandla nako kuyenyuka. Ukuqonda kwabathengi ngebhetri kunzulu kakhulu, kufuneka babe bhetyebhetye ngakumbi, iiyure ezinde zokusebenza, iindleko eziphantsi kunye nokhuseleko oluphezulu. I-Microchip isebenze nzima ukwenza lula uyilo lwenkqubo kunye ne-PIC microcontrollers iminyaka emininzi.

Okwangoku, i-Microchip isebenzisa le teknoloji kumgca wemveliso yokulawula ibhetri ukwenza lula nokulawula ngcono inkqubo yokutshaja. Indlela yokuqala, inkqubo yokulawula ibhetri eqhelekileyo ihlukaniswe kwiimodyuli ezine zokutshaja, ukukhuselwa, ukulinganiswa kombane, kunye nokhuseleko: 1. Ibhetri esekelwe kwibhetri yesibini ihluke kwibhetri yebhetri, kwaye ibhetri yesibini ihlawuliswa emva kokusetyenziswa. .

Endaweni yokuba ilahlwe okwebhetri. Iindidi kunye nee-algorithms zokutshaja zesekethe yokutshaja ziyahlukahlukana, kwaye zihlawuliswa ngokufanelekileyo kwiintlobo ezithile zeekhemikhali zeebhetri. Indawo yetshaja nayo kufuneka ikhethwe ngokufanelekileyo.

Itshaja yiyunithi ezimele yodwa: yintlawulo ethe ngqo yesiguquli okanye ngesiguquli; itshaja idityaniswe ngaphakathi kwisistim okanye ngaphakathi kwipakethi yebhetri; ezinye izinto ezibalulekileyo eziqwalaselwayo ziquka ixesha lokutshaja, uluhlu lobushushu kunye neemfuno zengxolo. I-Microchip ibonelela ngeemveliso ezahlukeneyo zolawulo lokutshaja kwiitshaja ezinomgca omnye okanye ezimbini ze-lithium ion / ipolymer ibhetri. Ingxolo ephumayo yetshaja yomgca iphantsi, ebaluleke kakhulu kwabo bathumela kwaye bafumane ilizwi kunye nedatha.

Yenzelwe ukusebenza kakuhle, i-PS200 switch mode ukutshaja isilawuli ukuya kuthi ga kwi-1MHz. Iquka i-algorithm yokutshaja iibhetri ze-lithium ion, iibhetri ze-nickel kunye neebhetri ze-lead-acid. Ekubeni uyilo lwetshaja yokutshintsha lunzima ngakumbi, iMicrochip ibonelele ngezixhobo zesoftware ukukhokela abaqulunqi ukuba benze uqwalaselo lwe-IC kunye nemizobo yesekethe.

Kwishishini eliqhelekileyo elinikezelwe kwimveliso yeshaja, esinye isisombululo kukusebenzisa imitha yombane i-IC kunye nomlawuli wokutshaja. I-PS501 inomjikelezo wokutshaja i-pulse ukulawula igalelo / imveliso yendalo yonke, enokufikelela kule mfuno. Le topology ibonelela ngesisombululo esixineneyo nesineendleko ezifanelekileyo.

Inxalenye yokutshaja yenkqubo yahluliwe, kwaye i-Microchip ine-algorithm efunwayo yokwandisa ukutshaja, kubandakanywa nokwandisa umthamo wokutshaja, ukunciphisa ixesha lokutshaja, kwaye yenza ukuba abathengi baphumelele ukwaneliseka. 2. Ukukhuselwa Xa usebenzisa i-lithium ion / ibhetri yepolymer, ukhuseleko kufuneka lunikezelwe ngenxa yokuba i-overcharge okanye ukufudumala kunokubangela umlilo okanye ukuqhuma.

Iibhetri ze-lead-asidi okanye iibhetri zenickel azifuni kukhuselwa, kodwa zihlala zibonelelwa ukukhusela ukujikeleza ukuthintela ukonakala kwebhetri okanye ukuthotywa. Isekethe eyintloko yokukhusela isiphaluka esizinikezeleyo ukujonga ukuba imeko engakhuselekanga yenzekile kwaye ibhetri ipakethe ivaliwe ukukhusela umonakalo xa ufumanisa imeko engakhuselekanga. Isekethe yokukhusela yesibini ikhusela ibhetri ekuqhubekekeni nokutshaja kunye / okanye ukukhupha phantsi kwesimo esingakhuselekanga.

Kwimeko yokungaphumeleli kwesekethe yokukhusela eyintloko, inokubonelela ngokukhuseleka kokukhusela kwisekethe yesibini. Umsebenzisi unokongeza inqanaba elitsha lokukhusela, njengeekhemikhali fuses, kunye neekhemikhali zekhemikhali zingavalwa ngokusisigxina xa elinye izinga lokukhuselwa lihluleka. Ukhuseleko oluzinikeleyo lwe-IC ludla ngokusetyenziselwa ukhuseleko lwesekethe.

Ngokumalunga nokukhuselwa kwesibini kunye neesekethe zokukhusela uzinzo, ulawulo lwebhetri lwe-IC lufanelekile, kuba alufaki iindleko zezisombululo. Imitha yombane ye-MICORCHIP, efana ne-PS501 kunye ne-PS810, inokubeka iliso kwi-voltage, i-voltage pack yebhetri, yangoku kunye nobushushu bebhetri nganye. I-Universal Input / Output (GPIO) pin inemisebenzi yoqwalaselo enamandla, ukuseta, kunye nokuseta ngokutsha naziphi iimeko ezinokwenzeka zobungakanani bombane.

Oku bhetyebhetye kuvumela imitha yombane ukuba ihlangabezane neemfuno zokhuseleko ezinzima kakhulu. 3. Isixa sokulinganisa umbane asikuphela nje ukubeka iliso kwi-current ephumayo kwipakethi yebhetri.

Ukulinganisa umbane ochanekileyo kufuneka kube yindlela yenkqubo, ithathela ingqalelo ngokubanzi iindlela eziqhelekileyo, okusingqongileyo kunye nokulindelwe ngabathengi. Ngokufanelekileyo, i-IC yolawulo lwebhetri inokubonelela ngokusebenza kakuhle komsebenzisi, ngelixa inikezela ngolwazi olufunekayo kwinkqubo ukwenzela ukuba yenze ukhetho oluhlakaniphile lokuphucula ukusebenza kwenkqubo. I-algorithms yokulinganisa umbane okrelekrele inokwandisa ixesha elisebenzayo kunye nobomi bebhetri, kwaye ibonelele ngokhuseleko olongezelelweyo ngokufumanisa ngokuchanekileyo intlawulo epheleleyo kunye nendawo yokukhupha ngokupheleleyo.

Bakwafumanisa kwaye banqande ukungalingani kwebhetri kunye nokushisa. Ezi algorithms zinokuhlengahlengiswa ngokwemiqathango yenkqubo kwaye zinokucothisa ukuguga kwebhetri. Basebenzisa imodeli elungelelanisiweyo yokuziphatha kwebhetri ukuqinisekisa ukuba ilahleko ebangelwa kukuzikhupha kunye nokutshaja ngokuchanekileyo.

Ezi algorithms zingenziwa ngokwezifiso ngabathengi ukuze abasebenzisi bamkele kuphela ulwazi oluhambelanayo, kodwa ungakhathazeki malunga nokuvalwa kwengozi okunokukhokelela ekulahlekeni kwedatha. Imitha yamandla yeMicrochip iye yaphucula umsebenzi, yenza ukuba ukulinganisa amandla kuthembeke ngakumbi. Ukuvalwa kwengozi yenkqubo yenye yezona zinto zingathandekiyo xa usebenzisa izixhobo eziphathwayo, abantu abaninzi kufuneka bazive befana.

Kuya kunciphisa ukwaneliseka kwabathengi, kwaye kuya kubangela ilahleko enkulu yedatha kunye nexesha kunye nemali. Ukuvalwa okungalindelekanga kwenzeka xa amandla ombane ebhetri ehla kwisixokelelwano senkxaso esingezantsi. Xa umthwalo wongezwa, i-voltage yebhethri iya kuncipha, ngakumbi xa umgca wokukhupha uya kuphelisa, i-slope ye-curve yokukhupha yongezwa.

Ukuze uthintele ukuvala ngengozi, i-Microchip isebenzisa i-algorithm esekelwe kulwazi lwemfuno yamandla xa luvaliwe, njengoko kuboniswe ngezantsi. Imitha yamandla ikhetha ngokuzenzekelayo indawo yokuvala efanelekileyo ukuqinisekisa ukuba imiba yamandla ashiyekileyo eyaneleyo ilumkisa kwaye igcina idatha kumsebenzisi. Ngokuhamba kwexesha, iindawo zokuvala ziya kutshintsha.

Ngokuguga kwebhetri, umthamo opheleleyo uyancipha, i-voltage ye-discharge curve nayo iyatshintsha. I-algorithm yokuguga inokulungelelanisa indawo yokuvala ukuqinisekisa ukuba amandla aya kuchithwa ngokuguga kwebhetri. 4.

Isixokelelwano esinebhetri esuswayo kufuneka sisebenzise amanyathelo okhuseleko ukuthintela ukusebenza kwenkqubo phantsi koyilo lwebhetri engafanelekanga. Ukuba inkqubo ithatha iiseli zekhemikhali ezingalungelelanisiweyo, ukugqithisa okanye ukudlulana kunokubangela iimeko ezingakhuselekanga. Ukuba awusebenzisi iiseli zeekhemikhali ezizinzileyo ngokuhambelana neemfuno zomenzi, kunokubangela ukuncipha kokusebenza kunye nobomi obufutshane.

Umqobo okhoyo womatshini olula osetyenziswayo ngoku, onjengochazi lwemilo eyodwa okanye isinxibelelanisi, kunye nophawu lokufunda-umqondiso olusuka ebhetrini. Kodwa ngelishwa, la manyathelo okhuseleko aphulwa ngokulula. Abasebenzisi bafuna ngokwenene isisombululo senkqubo eguquguqukayo eqinisekisa ukhuseleko lomsebenzisi, ukuphucula ukusebenza kwenkqubo, kunye nokubonelela ngokuthembeka kwexesha elide.

I-Microchip ibonelela ngesisombululo esilungileyo sokuqinisekisa ibhetri, iKeeloQ°I-algorithm ye-Encryption, le-algorithm ecinezelweyo ye-64-bit i-encoding algorithm inokubonelela nge-Hardware ye-algorithm ye-KEELOQ yezicelo ezahlukeneyo ezibonelelwa ngoshishino, umkhosi kunye neeperipherals. Namhlanje, i-algorithm ye-KeeloQ isetyenziswe kwiinkqubo ezahlukeneyo zokhuseleko, njengeenkqubo zokulawula ukufikelela okuphambili (izicelo ezibalulekileyo kwishishini lemoto). Xa usebenzisa itekhnoloji ye-KeeloQ yokuqinisekisa ibhetri, inkqubo ngumamkeli, kwaye ibhetri ikwi-peripheral.

Inkqubo igcina ikhowudi yomenzi kunye nenombolo ye-random generator. Xa ibhetri yenziwe, inombolo eyodwa yesiriyali kunye nesitshixo ziye zenziwe kwaye zigcinwe kwimemori, kwaye aziyi kutshintshwa. Xa ibhetri ixhunyiwe kwinkqubo, inkqubo icela inombolo ye-serial kwaye ithumela i-32-bit intshatsheli.

Ibhetri iya kubonelela ngenombolo ye-serial ehambelanayo kwaye inike impendulo ye-32-bit. Ngenxa yeendlela ezininzi zokulawula ibhetri, i-Microchip isebenzisa iteknoloji ye-KeelOQ kwiimveliso zayo zokulawula ibhetri kunye ne-PIC microcontrollers ezininzi. Xa usebenzisa amaxesha eMicrochip amandla kwipakethi yebhetri, akukho mfuneko yehardware eyongezelelweyo ukwenza inkqubo yokhuseleko isebenze.

Ukuba akukho mitha yamandla kwipakethi yebhetri, ungasebenzisa i-PIC microcontroller njenge-hardware ye-KeeloQ peripheral. I-hardware yokusingatha exhasa itekhnoloji ye-KeeloQ ibandakanya iiprosesa, ubungakanani bombane, kunye neetshaja. .