IOkuguquguqukayo Frequency Electric Motorisebenza ngomgomo wokulungisa imvamisa kanye ne-voltage enikezwa kuma-windings e-stator. Ngokushintsha imvamisa ye-AC yokufaka ngedrayivu ezinikele (VFD), isivinini esivumelanayo sendawo kazibuthe ezungezayo siyashintsha, sishintsha ngokuqondile isivinini serotor ngaphandle kwamagiya oomshini. Lo mthetho we-elekthronikhi onembayo uqeda ama-valve amosha amandla noma ama-dampers, ikakhulukazi emithwalweni emaphakathi njengamafeni namaphampu. Uma ibhangqwe ne-Variable Frequency Electric Motor, iziguquli zesimanje zisebenzisa ubuchwepheshe be-PWM obusekelwe ku-IGBT ukuze bakhe amagagasi aseduze ne-sinusoidal, ehlisa ukuhlanekezela okuvumelanayo futhi athuthukise ukuhambisana kwetorque ngesivinini esiphansi.
Ngokungafani namamotho ajwayelekile angenisayo asebenza ngesivinini esingaguquki eduze nefrikhwensi yomugqa (50/60 Hz), ukusebenza kwamafrikhwensi okuguquguqukayo kuvumela ukuqala okuthambile, kwehlisa i-inrush current kuze kufike ku-70% nokwelula ukuphila komshini. Ama-algorithms okulawula okuthuthukile — V/f, isilawuli se-vector, noma isilawuli se-torque eqondile — qinisekisa ukuthi i-Variable Frequency Electric Motor igcina i-torque ezinzile ngisho nangaphansi komthwalo ohlukile ngokuzumayo. Lokhu kubaluleke kakhulu ekuphakamiseni imishini kanye nezigayo lapho ukuthuthumela kwenzeka njalo.
Ukwamukela i-Variable Frequency Electric Motor emgqeni wakho wokukhiqiza kuletha izinzuzo ezilinganisekayo zezezimali nokusebenza. Ngezansi kunezinzuzo ezinhlanu eziphezulu eziqinisekiswe ukuthunyelwa kwangempela kwezimboni.
Yinchiikhiqiza i-torque yekhwalithi ephezulu kanye namamotho ashintshashintshayo ezigaba ezintathu eziklanyelwe izinhlelo zokusebenza ezinzima. Amakhabethe abo okulawula ngokwezifiso anika amandla ukulungiswa kwesivinini esikude, ahlanganiswe ngaphandle komthungo nezinhlelo ze-SCADA zokulungela i-Industry 4.0.
Ukuhlukahluka kwe-Variable Frequency Electric Motor kuhlanganisa imikhakha eminingi. Ithebula elingezansi lifingqa izimo zokusetshenziswa ezijwayelekile, izinhlobo zezimoto, kanye nemiphumela ebonakalayo.
| Imboni / Isicelo | Uhlobo Lwezimoto Olukhethwayo | Inzuzo Eyinhloko Iyatholakala |
|---|---|---|
| Izigayo zensimbi namatafula e-roller | I-torque variable frequency motor | Umthamo omkhulu wokugcwala (200% torque umile) |
| Izitshalo zikasimende (ama-crusher, ama-conveyors) | Injini ye-asynchronous eguquguqukayo | Indawo ebiyelwe ukumelana nothuli, i-torque engaguquki ngesivinini esiphansi |
| Amafeni e-ID/FD yesikhungo samandla namaphampu | Isitshalo samandla i-VF asynchronous motor | Kufika ku-35% wokunciphisa amandla, ukusebenza kahle kwegridi |
| Ama-Root blowers / ama-compressor | Injini yefrikhwensi eguquguqukayo ye-root blower | Ukuzinza kwengcindezi, umsindo ophansi, ukulungiswa okuncishisiwe |
| Umzila wesitimela namakheshi | Injini ye-torque ephezulu ye-VF | Amandla okubhuleka avuselelekayo, ukunethezeka kokugibela |
Ngasinye salezi zimo, i-Yinchi inikeza izixazululo ezenziwe ngokwezifiso ngezitifiketi ze-CE/ISO, eziqinisekisa ukusebenza okuthembekile ngisho nangaphansi kwamazinga okushisa aphakeme kakhulu noma umswakama ophezulu. Ithimba labo lobuchwepheshe liklama amakhabethe okulawula enzelwe inqubo yakho — kusukela ekulawulweni kwekhiphedi elula kuya ekuhlanganisweni kwe-Profibus/Modbus.
Ukukhetha i-Varable Frequency Electric Motor okulungile kudinga ukuhlola uhlobo lomthwalo (i-torque engaguquki, i-torque eguquguqukayo, noma amandla angashintshi), ibanga lesivinini, umjikelezo womsebenzi, nezici zemvelo. Ngezansi kukhona amapharamitha abalulekile okufanele ahlolwe:
| Ipharamitha | Ibanga Elijwayelekile (Yinchi motors) | Isincomo |
|---|---|---|
| I-Voltage / Frequency | 380-690V, 50/60Hz ±10% | Fanisa i-voltage yokufaka ye-VFD; gwema intambo yemoto ende>100m ngaphandle kwesihlungi. |
| I-Insulation Class | F (155°C) okujwayelekile, H ngesicelo | Ikilasi F elinokukhuphuka kwezinga lokushisa B ukuphila okunwetshiwe. |
| Ikilasi Lokusebenza | IE3 / IE4 isilungile | I-IE4 yehlisa ukulahlekelwa ngo-15% ngaphezulu kwe-IE2. |
| Uhlobo Lokuthwala | I-insulated bear (NDE) yokusetshenziswa kwe-VFD | Ivimbela ama-shaft currents kanye nokwehluleka kokuthwala ngaphambi kwesikhathi. |
Hlala uthintana nomkhiqizi ofana ne-Yinchi ukuze ulingise ukushisisa kwe-harmonic futhi uqinisekise imajini eshisayo efanelekile. Futhi zihlinzeka ngezihlungi ze-harmonic nama-dv/dt ama-reactor kuzinhlelo zokusebenza ezibucayi.
Ukuze ukhulise isikhathi sokuphila kwanoma iyiphi i-Variable Frequency Electric Motor, landela le mihlahlandlela efakazelwe:
Hhayi kahle. Amamotho ajwayelekile awakwazi ukuvala ama-voltage spikes futhi awapholi kahle ngesivinini esiphansi.Okuguquguqukayo Frequency Electric Motoridizayinelwe ngokufakwa okuqinisiwe, amafeni okupholisa azimele, namabheringi aqinile okusingatha umsebenzi we-inverter. Ukusebenzisa injini evamile kungase kuholele ekuhlulekeni ngaphambi kwesikhathi.
Kumaphampu amaphakathi, ukwehlisa isivinini ngo-20% kunciphisa ukusetshenziswa kwamandla cishe ngo-50% (umthetho we-cube). Ukonga komhlaba wangempela ibanga elingu-35-55% kuye ngomjikelezo womsebenzi, okwenza izikhathi zokukhokha ngokuvamile zibe ngaphansi kwezinyanga eziyi-12.
Ngokufakwa okufanele, ukugcinwa okuvamile, nezimo ezifanele ze-ambient, amamotho ekhwalithi afana ne-Yinchi adlula iminyaka engama-20. Ukufaka esikhundleni njalo ngamahora angu-20,000–30,000 nokuhlanza ngezikhathi ezithile kubalulekile.
Yebo. Sebenzisa izintambo ze-VFD ezivikelekile ezilinganayo ezinamandla aphansi ukuze unciphise ukuphazanyiswa kwegagasi elibonakalayo kanye nozibuthe kagesi. I-Yinchi inikeza izincomo zekhebula ngesilinganiso ngasinye semoto.
Impela, ngesitifiketi esifanele se-EX (ATEX, IECEx). I-Yinchi ikhiqiza amamotho aguquguqukayo angaqhumi e-Zone 1, Zone 2, kanye nezindawo zothuli, afaka ukuphepha okungeziwe kanye nezindawo ezivalekile ezingashi.
Yinchi- umkhiqizi ohamba phambili wase-China - uletha amanani aqondile embonini, ukusekelwa kobunjiniyela bochwepheshe, nokuthunyelwa kwemikhumbi emhlabeni jikelele okusheshayo.Xhumana nathinamuhla ukuthola isilinganiso esilungiselelwe kanye nokubonisana kwamahhala kwezobuchwepheshe.
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