Ubonelelo lwamandla eDC ludlala indima ebalulekileyo kuvavanyo lwebhetri, inkqubo eyimfuneko yokuvavanya ukusebenza kwebhetri, umgangatho, kunye nobomi benkonzo. Ubonelelo lwamandla e-DC lubonelela ngamandla ombane azinzileyo kwaye alungelelanisiweyo kunye nemveliso yangoku yovavanyo olunjalo. Eli nqaku liza kwazisa imigaqo esisiseko yonikezelo lwamandla eDC, izicelo zabo kuvavanyo lwebhetri, kunye nendlela yokuzisebenzisa ngokufanelekileyo kwiinjongo zovavanyo.
1. Imigaqo esisiseko ye-DC Power Supplies
Ubonelelo lwamandla e-DC sisixhobo esibonelela ngombane ozinzileyo we-DC, kunye nombane ophumayo kunye nohlengahlengiso lwangoku njengoko kufuneka. Umgaqo wayo osisiseko ubandakanya ukuguqula i-alternating current (AC) ibe yi-direct current (DC) ngokusebenzisa iisekethe zangaphakathi kunye nokuhambisa umbane ochanekileyo kunye nokhoyo ngokweemfuno ezibekiweyo. Iimpawu eziphambili zobonelelo lwamandla eDC ziquka:
I-Voltage kunye noLungiso lwangoku: Abasebenzisi banokuhlengahlengisa i-voltage ephumayo kunye neyangoku ngokusekwe kwiimfuno zovavanyo.
Uzinzo kunye nokuChaneka: Umgangatho ophezulu wezixhobo zombane zeDC zihambisa iziphumo zombane ezizinzileyo nezichanekileyo, ezifanelekileyo kuvavanyo lwebhetri oluchanekileyo.
Iimpawu zoKhuseleko: Uninzi lwamandla ombane we-DC lunemisebenzi yokukhusela e-overvoltage kunye ne-overcurrent ukuqinisekisa ukhuseleko kunye nokuthintela umonakalo kwizixhobo zokuvavanya okanye iibhetri.
2. IiMfuno eziSisiseko zoVavanyo lwebhetri
Kuvavanyo lwebhetri, unikezelo lwamandla eDC luqhele ukusetyenziswa ukulinganisa iinkqubo zokutshaja kunye nokukhupha, kunceda ukuvavanya ukusebenza kwebhetri, kubandakanya ukusebenza kakuhle kokutshaja, ukukhupha iigophe, umthamo, kunye nokuxhathisa kwangaphakathi. Iinjongo eziphambili zovavanyo lwebhetri ziquka:
UVavanyo lwesakhono: Ukuvavanya ugcino lwamandla kunye nokukhupha amandla ebhetri.
Ukubeka iliso kokuSebenza kokukhutshwa: Ukuvavanya ukusebenza kwebhetri phantsi kweemeko zomthwalo ohlukeneyo.
Uvavanyo lokuSebenza ngokuTshaja: Ukuqinisekisa ukusebenza kakuhle kokwamkelwa kwamandla ngexesha lenkqubo yokutshaja.
Uvavanyo loBomi bonke: Ukuqhuba intlawulo ephindaphindiweyo kunye nemijikelo yokukhupha ukujonga ubomi benkonzo yebhetri.
3. Usetyenziso lwe-DC Power Supplies kuVavanyo lwebhetri
Umbane weDC usetyenziswa kwiimeko ezahlukeneyo ngexesha lovavanyo lwebhetri, kubandakanya:
Ukutshaja kwangoku: Ukulinganisa ukutshaja okuzingileyo kwangoku ukutshaja ibhetri ngokusisigxina, okuyimfuneko kuvavanyo lokutshaja ngokufanelekileyo kunye nokusebenza kwexesha elide lokutshaja.
Ukukhutshwa kweVolthage rhoqo: Ukulinganisa amandla ombane angaguqukiyo okanye ukukhutshwa okuzingisileyo kwangoku ukuze kufundwe utshintsho lwamandla ombane ngexesha lokukhutshwa kwebhetri phantsi kwemithwalo eyahlukeneyo.
Uvavanyo lwe-Cyclic Charge-Discharge Testing: Iintlawulo eziphindaphindiweyo kunye nemijikelezo yokukhupha ifaniswe ukuhlola ukuqina kwebhetri kunye nobomi. Unikezelo lwamandla eDC lulawula ngokuchanekileyo amandla ombane kunye nalangoku ngexesha lale jikelo ukuqinisekisa ukuchaneka kwedatha.
Uvavanyo lokulinganisa ukulayisha: Ngokuseta imithwalo eyahlukeneyo, izixhobo zombane zeDC zinokulinganisa ukwahluka kumbane kunye nangoku phantsi kweemeko ezahlukeneyo zokusebenza, ukunceda ekuvavanyeni ukusebenza kwebhetri yehlabathi lokwenyani, njengokukhupha okuphezulu okwangoku okanye iimeko zokutshaja ngokukhawuleza.
4. Usetyenziswa njani i-DC Power Supply for Battery Testing
Izinto ezininzi kufuneka ziqwalaselwe xa kusetyenziswa unikezelo lwamandla e-DC kuvavanyo lwebhetri, kubandakanywa amandla ombane, angoku, umthwalo, kunye novavanyo lwexesha lomjikelo. Amanyathelo asisiseko ngala alandelayo:
Khetha Uluhlu lweVolthaji oluLungileyo: Khetha uluhlu lwamandla ombane olulungele imilinganiselo yebhetri. Ngokomzekelo, iibhetri ze-lithium zifuna izicwangciso phakathi kwe-3.6V kunye ne-4.2V, ngelixa iibhetri ze-lead-acid zihlala ziyi-12V okanye i-24V. Iisetingi zombane kufuneka zihambelane namandla ombane ebhetri.
Cwangcisa uMda wangoku oLungileyo: Seta owona mda wokutshaja obuninzi bangoku. Ukugqithiswa kwangoku kungayitshisa ibhetri, ngelixa umbane ongonelanga usenokungavavanyi ukusebenza kakuhle. Uluhlu lokutshaja olucetyiswayo lwangoku luyahluka kwiintlobo ezahlukeneyo zebhetri.
Khetha iNdlela yokuKhupha: Khetha ukukhutshwa rhoqo kwangoku okanye rhoqo umbane. Kwimo eqhubekayo yangoku, unikezelo lwamandla luphuma kwi-fixed current de i-voltage yebhethri yehla kwixabiso elimiselweyo. Kwimo ye-voltage eqhubekayo, i-voltage ihlala ingatshintshi, kwaye yangoku iyahluka ngomthwalo.
Cwangcisa ixesha loVavanyo okanye amandla ebhetri: Misela imijikelo yokukhupha intlawulo okanye ubude bexesha lovavanyo olusekelwe kumthamo olinganisiweyo webhetri ukuthintela ukusetyenziswa kakhulu ngexesha lenkqubo.
Ukubeka iliso kwiNdlela yokuSebenza kwebhetri: Rhoqo jonga iiparamitha zebhetri ezinje ngevolthi, yangoku, kunye nobushushu ngexesha lovavanyo ukuze uqiniseke ukuba akukho ziphazamiso ezifana nokushisa, ukugqithisa, okanye ukugqithisela okwenzekayo.
5. Ukukhetha kunye nokusebenzisa i-DC Power Supplies
Ukukhetha unikezelo lwamandla olufanelekileyo lweDC lubalulekile kuvavanyo lwebhetri olusebenzayo. Iingqwalasela eziphambili ziquka:
I-Voltage kunye noHlelo lwangoku: Umbane we-DC kufuneka uvumele umbane kunye noluhlu lwangoku olufunekayo kuvavanyo lwebhetri. Ngokomzekelo, ibhetri ye-lead-asidi ye-12V, uluhlu lwemveliso yombane kufuneka lugubungele i-voltage yayo yegama, kwaye imveliso yangoku kufuneka ihlangabezane neemfuno zamandla.
Ukuchaneka kunye nozinzo: Ukusebenza kwebhetri kunovakalelo kumbane kunye nokuguquguquka kwangoku, oko kusenza ukuba kubaluleke kakhulu ukukhetha umbane weDC ngokuchaneka okuphezulu kunye nokuzinza.
Iimpawu zoKhuseleko: Qinisekisa ukunikezelwa kwamandla kubandakanya i-overcurrent, overvoltage, kunye nokukhusela i-short-circuit ukukhusela umonakalo ongalindelekanga ngexesha lokuvavanya.
Imveliso yeeChaneli ezininzi: Ukuvavanya iibhetri ezininzi okanye iipakethi zebhetri, qwalasela umbane ophuma kwiitshaneli ezininzi ukuphucula ukusebenza kakuhle kovavanyo.
6. Isiphelo
Ubonelelo lwamandla eDC luyimfuneko kuvavanyo lwebhetri. Umbane wabo ozinzileyo kunye neziphumo zangoku zilinganisa ngokufanelekileyo iinkqubo zokutshaja kunye nokukhupha, ukuvumela ukuvavanywa ngokuchanekileyo kokusebenza kwebhetri, umthamo kunye nobomi. Ukukhetha unikezelo lwamandla olufanelekileyo lweDC kunye nokuseta amandla ombane afanelekileyo, angoku, kunye neemeko zomthwalo kuqinisekisa ukuchaneka nokuthembeka kweziphumo zovavanyo. Ngokusebenzisa iindlela zovavanyo lwezenzululwazi kunye nolawulo oluchanekileyo ngonikezelo lwamandla e-DC, idatha exabisekileyo inokufunyanwa ukuxhasa imveliso yebhetri, ulawulo lomgangatho, kunye nokwenza ngcono ukusebenza.
Ixesha lokuposa: Jan-02-2025
