Ama-Film capacitor azacile ayingxenye ehlolwa kabanzi kumasekethe kagesi futhi anezinzuzo zokuzinza okuphezulu nempilo ende. Ngokwezinhlobo ezahlukene zesekethe yohlelo lokusebenza, ama-capacitor amafilimu angahlukaniswa ngezigaba ezifana namasekethe e-DC namasekethe e-AC. Kumasekhethi e-DC, ama-filimi capacitor ayo asetshenziselwa ikakhulukazi imisebenzi efana nokucindezelwa, ukushelela, nokugcinwa kwamandla, kuyilapho kumasekethe e-AC, anesibopho esikhulu sokumisa ukuphazamiseka kwama-high-frequency, ukuthuthukisa isici samandla, kanye nokuqalisa izinjini. Ikakhulukazi ezinhlelweni zokushayela kwezimoto, ama-capacitor amafilimu anezici zokuzuza okuphezulu kanye nokumelana namazinga kagesi aphezulu, okuwenza abe igiya lokuqondisa ngesikhathi sokuqala nokusebenza kwemoto. Lesi sihloko sizogxila ekusetshenzisweni nasezinzuzweni zama-capacitor amafilimu e-metalized ekuqalisweni kwemoto.
01 Ukusetshenziswa kwama-capacitor efilimu eyinsimbi kumadrayivu ezimoto nokuxazulula izinkinga
Ezinhlelweni zokushayela kwezimoto, ama-capacitor amafilimu asetshenziswa ohlangothini lwe-DC kanye nohlangothi lwe-AC ngokulandelana, ukuxazulula izinkinga eziningi.
Isicelo se-DC side film capacitor: | |
Umsebenzi | Imiphumela kanye nezinzuzo |
Ukushintshashintsha kwe-voltage ebushelelezi | Gwema ukwehluleka kwesistimu yokushayela ngenxa yokungaqini kwamandla kagesi |
Ukunikezwa kwamandla okuzinzile | Qinisekisa ukuthi i-motor drive system isebenza ngokujwayelekile endaweni ene-voltage ezinzile |
Isicelo se-AC side film capacitor: | |
Umsebenzi | Imiphumela kanye nezinzuzo |
Amandla okuhlunga kanye nesinxephezelo | Thuthukisa ukusebenza kahle kokuqalisa i-motor, wehlise i-inrush current ngesikhathi sokuqala, futhi unciphise umthwalo wokuqalisa |
Yehlisa umsindo nokudlidliza | Thuthukisa ukuzinza kokusebenza kwemoto futhi uqinisekise ukusebenza kahle kwemoto |
Thuthukisa isici samandla | Yehlisa ukulahleka kwamandla futhi uthuthukise ukusebenza kahle sekukonke |
02 Ukuqhathaniswa kwama-capacitor efilimu enziwe ngensimbi nama-aluminium electrolytic capacitor
Ama-capacitor efilimu anensimbi anezinzuzo ezisobala ngaphezu kwama-aluminium electrolytic capacitor ngokuya nge-voltage ukumelana. Ama-capacitor efilimu enziwe ngensimbi ngokuvamile ane-voltage ephezulu yokumelana futhi angasebenza ngokuzinza ezindaweni ezinokhahlo. Ngokuphambene, ama-aluminium electrolytic capacitor ane-voltage ephansi yokumelana, anciphisa ukusetshenziswa kwawo kwezinye izinhlelo zokusebenza ezinamandla kagesi. Ngakho-ke, ama-capacitor amafilimu e-metalized afaneleka kakhulu kumasistimu okushayela kwezimoto ezinama-voltage aphezulu kanye nezidingo zokuzinza okuphezulu.
03 YMIN izincomo zokukhetha i-capacitor yefilimu eyenziwe ngensimbi
Uchungechunge lwe-MAP kanye nochungechunge lwe-MDP lwe-metalized film capacitor oluqaliswe nguYMINAma-elekthronikhi aklanyelwe ngokukhethekile amasistimu okushayela imoto ukuze ahlangabezane nezidingo zezimo ezihlukahlukene zokusebenza eziyinkimbinkimbi.
uchungechunge | IMAP | |
Izimo zohlelo lokusebenza | I-AC side smoothing filter capacitor | |
isithombe | | |
Isilinganiso se-rms voltage (V) | 300Vac | 350Vac |
I-Maximum continuous DC voltage (V) | 560Vdc | 600V dc |
Ibanga lamandla(uF) | 4.7uF~28uF | 3uF~20uF |
Izinga lokushisa lokusebenza (℃) | -40 ~ 105 | |
Ubude bempilo (amahora) | 100000 |
uchungechunge | I-MDP | |
Izimo zohlelo lokusebenza | I-DC yokusekela i-capacitor ohlangothini lwe-DC | |
isithombe | | |
I-voltage elinganiselwe (V) | 500 ~ 1700V | |
Ibanga lamandla (uF) | 5uF~240uF | |
Izinga lokushisa lokusebenza (℃) | -40 ~ 105 | |
Ubude bempilo (amahora) | 100000 |
04 Fingqa
Njengoba ubuchwepheshe bezimoto buthuthukela ekusebenzeni kahle okuphezulu, ukonga amandla kanye nobuhlakani, ukuthuthukisa ukusebenza kahle kokuqala kanye nokuthembeka kokusebenza sekube yinhloso ebalulekile. Ama-capacitor amafilimu anensimbi adlala indima ebalulekile ezinhlelweni zokushayela kwezimoto ngenxa yokusebenza kwawo okuhle kakhulu.YMINUchungechunge lwe-MAP ye-MAP kanye nama-capacitor amafilimu ochungechunge lwe-MDP, anevoltheji yawo ephezulu yokumelana, i-ESR ephansi nempilo ende, ahlinzeka ngezixazululo ezisebenzayo zemishini yezimoto emkhakheni wezimboni kanye nabathengi. Ngokuzayo, ngokuthuthuka okusheshayo kobuchwepheshe obusha bamandla kanye nokukhiqizwa okuhlakaniphile, ama-capacitor amafilimu ensimbi azothuthukisa ukusebenza kwawo ukuze afinyelele izinga eliphezulu lamanje, impilo ende kanye nokusetshenziswa kwamandla okuphansi, ukusiza amasistimu okushayela kwezimoto afinyelele emazingeni aphezulu. izinga.
Isikhathi sokuthumela: Jan-02-2025