Mai samar da na'ura mai jujjuya birki yana tunatar da ku cewa, tare da ci gaba da bunkasuwar bukatu a masana'antar gine-gine ta kasar Sin, yin amfani da crane ya zama ruwan dare sosai. Aiwatar da fasahar sarrafa saurin mai sauya mitar a cikin hanyoyin watsawa daban-daban na kurayen hasumiya ya kasance a kasar Sin kusan shekaru 10. Ko da yake an sami nasarar samun wasu ƙwarewar aikace-aikacen da aka samu, kuma yawancin hanyoyin haɓaka mitoci a yanzu suna aiki akai-akai akan wuraren gine-gine, idan aka kwatanta da sauran masana'antu, aikace-aikacen fasahar sarrafa saurin sauya mitar a cikin cranes na hasumiya bai kai ga balagagge ba. Koyaya, a zamanin yau, masu canza mitar sun zama kasancewar babu makawa a cikin cranes. Anan akwai dalilai 10 don amfani da ƙa'idodin saurin mitar mai canzawa don kwatanta ainihin ilimin amfani da mitar mitoci masu canzawa a cikin cranes:
(1) Sarrafa lokacin farawa na motar
Lokacin da aka kunna motar kai tsaye ta hanyar mitar wutar lantarki, zai samar da sau 7 zuwa 8 na halin yanzu na injin. Wannan ƙimar na yanzu za ta ƙara ƙarfin ƙarfin lantarki akan jujjuyawar motar kuma ta haifar da zafi. Don haka rage tsawon rayuwar motar, ƙa'idodin saurin mitar mai canzawa zai iya farawa da saurin sifili da ƙarfin wutan sifili (ba shakka, za a iya ƙara ƙarfin juzu'i daidai). Da zarar an kafa alaƙa tsakanin mita da ƙarfin lantarki, mai sauya mitar zai iya fitar da kaya don aiki a cikin V/F ko yanayin sarrafa vector. Yin amfani da ƙa'idar saurin mitar mai canzawa zai iya rage yawan lokacin farawa da haɓaka ƙarfin jurewar iska. Mafi fa'ida kai tsaye ga masu amfani shine cewa za a ƙara rage farashin kula da injin, kuma tsawon rayuwar motar zai ƙaru daidai.
(2) Rage canjin wutar lantarki a layukan wutar lantarki
Lokacin da aka kunna motar a mitar wutar lantarki, ƙarfin lantarki zai canza sosai yayin da na yanzu yana ƙaruwa sosai. Girman raguwar ƙarfin lantarki zai dogara ne akan ƙarfin motar mai farawa da ƙarfin cibiyar sadarwa. Faɗuwar wutar lantarki zai haifar da kayan aiki masu ƙarfin lantarki a cikin hanyar sadarwar samar da wutar lantarki iri ɗaya zuwa rashin aiki, tafiya, ko rashin aiki. Gabatowa ko amfani da masu tuntuɓar sadarwa na iya haifar da kurakuran aiki. Bayan ɗaukar ka'idojin saurin mitar mai canzawa, ikon farawa a hankali a mitar sifili da ƙarfin lantarki na sifili na iya kawar da faɗuwar wutar lantarki zuwa mafi girman yiwuwar.
(3) Ƙarfin wutar lantarki da ake buƙata don farawa
Ƙarfin injin yana daidai da samfurin halin yanzu da ƙarfin lantarki, don haka ƙarfin da injin ke cinyewa wanda ke farawa kai tsaye ta hanyar mitar wutar lantarki zai fi ƙarfin da ake buƙata don farawa mai canzawa. A wasu yanayi na aiki, tsarin rarraba wutar lantarki ya kai iyakar iyakarsa, kuma karuwar da aka samu ta hanyar mitar wutar lantarki ta atomatik farawa mota zai yi tasiri sosai ga wasu kayan aiki a kan hanyar sadarwa guda ɗaya, yana haifar da gargadi har ma da tara daga ma'aikacin grid na wutar lantarki. Idan ana amfani da mai sauya mitar don tsayawar fara mota, irin waɗannan matsalolin ba za su faru ba.
(4) Ayyukan hanzari mai sarrafawa
Matsakaicin saurin mitar mai canzawa zai iya farawa da saurin sifili kuma ya yi sauri daidai gwargwadon buƙatun mai amfani, kuma ana iya zaɓar yanayin saurin sa (hanzarin siffa mai siffa ta madaidaiciya ko haɓakawa ta atomatik). Lokacin farawa ta hanyar mitar wutar lantarki, zai haifar da girgiza mai tsanani ga motar ko sassan injin da aka haɗa kamar shafts ko gears. Wannan girgizar za ta ƙara tsananta lalacewa da tsagewar inji, tare da rage tsawon rayuwar kayan aikin injiniya da injina. Bugu da ƙari, ana iya amfani da farawa mai canzawa zuwa layukan cika iri ɗaya don hana kwalabe daga zubewa ko lalacewa.
(5) Daidaitaccen saurin aiki
Yin amfani da ƙa'idodin saurin matakai masu yawa na mitar mitar na iya haɓaka tsari kuma da sauri canzawa bisa ga tsari. Hakanan ana iya samun canje-canjen sauri ta hanyar PLC ko wasu masu sarrafawa.
(6) Iyakar madaidaicin juzu'i
Bayan ka'idojin saurin mitar mai canzawa, ana iya saita iyakoki masu dacewa don kare injin daga lalacewa. Don tabbatar da ci gaba da aiki da amincin samfurin. Fasahar jujjuya mitar na yanzu tana ba da damar iyakoki masu daidaitawa ba kawai amma har ma da madaidaicin daidaito a cikin sarrafa juzu'i. A cikin yanayin mitar wutar lantarki, motar kawai za a iya sarrafa ta ta hanyar gano ƙimar halin yanzu ko kariyar zafi, kuma ba za ta iya saita madaidaicin ƙimar juzu'i don aiki kamar a cikin sarrafa mitar mai canzawa ba.
(7) Hanyar tsayawa mai sarrafawa
Kamar yadda ake iya sarrafa hanzari, a cikin ƙa'idodin saurin mitar, ana iya sarrafa yanayin tsayawa kuma akwai hanyoyi daban-daban na tsayawa da za a zaɓa daga (kin ajiye motoci na ragewa, filin ajiye motoci kyauta, filin ajiye motoci na rage gudu, birki na DC). Hakazalika, zai iya rage tasiri akan kayan aikin injiniya da injiniyoyi, yana sa tsarin gabaɗaya ya zama abin dogaro kuma yana ƙara tsawon rayuwarsa daidai.
(8) Ajiye makamashi
Kiyaye makamashi: Yayin tafiyar matakai na farawa, birki, haɓakawa, da ɓata lokaci tare da ƙa'idar saurin mitar, ƙarfin halin yanzu na injin yana da ƙasa. A ƙarƙashin yanayin samarwa iri ɗaya, yawan amfani da wutar lantarki da farashin kulawa sun kasance kusan kashi 20% mafi inganci fiye da mitar wutar lantarki.
(9) Maimaita aikin sarrafawa
Don cimma ikon jujjuyawar aiki a cikin ikon sauya mitar, babu buƙatar ƙarin na'urorin sarrafawa masu juyawa. Sai kawai jerin lokaci na ƙarfin wutar lantarki na fitarwa yana buƙatar canzawa, wanda zai iya rage farashin kulawa da adana sararin shigarwa.
(10) Rage abubuwan watsawa na inji
Saboda na'ura mai jujjuyawar mitar mai sarrafa vector na yanzu tare da injin aiki tare, ana iya samun ingantaccen fitarwa mai ƙarfi, ta haka ne ke adana abubuwan watsawa na inji kamar akwatin gearbox, kuma a ƙarshe ƙirƙirar tsarin watsa mitar kai tsaye, wanda zai iya rage farashi da sarari, da haɓaka kwanciyar hankali.
Ikon mai sauyawa ba wai kawai yana inganta amintaccen lokacin aiki na kayan aikin ɗagawa ba, har ma yana rage ƙimar kulawa da ƙarfin aiki. Don haka, aikace-aikacen fasahar daidaita saurin mai sauya mitar a cikin cranes shine don haɓaka aikin aiki, rage yawan kuzari, da tabbatar da amincin aiki.