Shin Slip Ring Induction Motor yana aiki da kyau?
Motocin shigar da zobe na zamewa suna aiki tare da ƙarancin inganci idan aka kwatanta da injinan keji na squirrel, yawanci suna samun inganci 85-92% a ƙimar ƙimar kaya tare da 90-96% don ƙirar kejin squirrel. Wannan tazara mai inganci ta samo asali ne daga asarar tagulla a cikin da'irar juriya ta waje da asarar injina daga zoben zamewa da goge.
Koyaya, inganci ba shine cikakken labarin ba. Waɗannan injina sun yi fice inda ƙirar kejin squirrel suka kasa{1}}samar da cikar sau 2.5{3}}ƙara a lokacin farawa yayin zana 40-50% ƙasa da farawa. Wannan ya sa su zama makawa ga cranes, elevators, da injin niƙa duk da ingantaccen cinikinsu.
Fahimtar Ƙwararrun Ƙwararrun Ƙwararrun Mota na Zobe a cikin Ma'anar
Ingantacciyar tambayar don zamewar zoben induction motors tana buƙatar bincike mai zurfi maimakon a sauƙaƙe e{0}}ko{1}}ba amsa. Waɗannan injina suna aiki akan ƙa'idodin shigar da wutar lantarki inda filin maganadisu mai jujjuyawa daga stator ke haifar da halin yanzu a cikin iskar rotor mai rauni wanda aka haɗa ta zoben zamewa zuwa masu tsayayya na waje.
Wurin juriya na waje wanda ke ba da damar ikon sa hannun su kuma yana gabatar da ƙarin asarar tagulla. Lokacin aiki da cikakken ma'auni mai sauri tare da gajerun resistors - zagayawa, inganci yana kusanci na injinan al'ada. Amma lokacin da juriya ta waje ta kasance a cikin da'irar don sarrafa saurin, inganci yana raguwa daidai gwargwado ga wutar da aka watsar azaman zafi a cikin resistors.
Bincike daga aikace-aikacen injin ɗin masana'antu yana nuna injunan zobe na zamewa suna kula da inganci mafi girma a ƙarƙashin kaya masu nauyi inda ƙarfin ƙarfin su na farawa ya fi dacewa. A nauyin haske ƙasa da ƙarfin 30%, ƙarfin aiki yana raguwa sosai{2}}wani lokaci yana faɗuwa ƙasa da 75%{4} saboda har yanzu motar tana cinye magnetizing halin yanzu yayin isar da mafi ƙarancin injina.
Mabuɗin Abubuwan Da ke Ƙayyade Ƙwarewar Motar Zoben Zamewa
Halayen Load da Yanayin Aiki
Ingantaccen aiki ya bambanta sosai tare da yanayin kaya. Motocin shigar da zobe na zamewa suna samun ingantacciyar inganci a kashi 75-85% na nauyin da aka kimanta, inda ma'auni tsakanin asarar tagulla, asarar ƙarfe, da asarar injina ta kai ga daidaito.
Ƙarƙashin nauyin farawa masu nauyi kamar masu murkushewa da masu jigilar kaya, waɗannan injinan suna nuna mafi girman jujjuyawar kuzari idan aka kwatanta da madadin waɗanda zasu buƙaci masu farawa mai laushi ko madaidaicin motsi. Ikon shigar da juriya mai girma yayin farawa yana rage inrush halin yanzu da 60-70% yayin da ake ci gaba da fitar da karfin wuta, yana hana dips na lantarki wanda ke shafar sauran kayan aiki akan grid na lantarki.
A ci gaba da rating aiki tare da waje resistors, zamani zamewa zobe Motors sanye take da premium - ingantacciyar ƙira na iya kaiwa 90-92% inganci ga firam girma fiye da 100 HP. Kananan injinan da ke ƙasa da HP 25 yawanci suna aiki akan inganci 85-88% saboda girman ƙayyadaddun asara.
Tasirin Kanfigareshan Resistance Rotor
Juriya na rotor na waje yana ba da dalilai biyu: sarrafa halayen farawa da ba da damar bambancin saurin gudu. Koyaya, wannan fasalin yana haifar da ƙayyadaddun ingantaccen aiki na farko.
Lokacin da juriya ta waje ta ci gaba da haɗe don ci gaba da sarrafa saurin gudu, inganci yana daidai da adadin zamewa. Motar da ke aiki a 10% zamewa tare da juriya na waje yana rasa 10% na ikon rotor azaman zafi a cikin masu tsayayya. Wannan ya bambanta sosai da tsarin tuƙi masu canzawa waɗanda ke kula da inganci mafi girma a cikin kewayon saurin gudu.
Aikace-aikace na zamani suna ƙara amfani da tsarin dawo da kuzari na zamewa don aikace-aikacen m{0}} sauri. Wadannan tsarin suna gyara wutar lantarki na rotor kuma suna ciyar da shi zuwa ga wadata ta hanyar inverters, dawo da makamashi wanda in ba haka ba zai bace a matsayin zafi. Wannan tsarin zai iya inganta ingantaccen tsarin gabaɗaya zuwa 92-94% ko da a rage saurin gudu.
Ingantacciyar ƙira da Zaɓin ɓangaren
Ingancin motosin ya dogara sosai akan zaɓin ƙira da suka haɗa da ingancin ƙarfe na lamination, girman madubin iska, girman tazarar iska, da kayan zoben zamewa.
Ƙirar ƙira tana amfani da ƙananan laminations na ƙarfe na silica - a cikin duka stator da rotor cores, yana rage asarar ƙarfe da kashi 15-20% idan aka kwatanta da daidaitattun maki. Copper rotor windings maimakon aluminum conductors rage juriya asara amma ƙara farko farashi da nauyi.
Zoben zamewa da kayan gogewa suna tasiri sosai ga inganci. Zoben zamewar jan ƙarfe ko tagulla tare da azurfa{1}} goge goge suna rage juriyar lamba da asara. Marasa kyau{3}} gogewar iskar carbon tare da matsanancin tashin hankali na bazara yana ƙaruwa duka asarar inji da juriya na lantarki.
Zaɓin zaɓi, ƙirar fanɗa mai sanyaya, da kewayen iska suna ba da gudummawa ga asarar injina da iskar iska waɗanda za su iya ƙididdige kashi 2-4% na ƙarfin shigar da mota a cikin ingantattun ƙira.
Ingantacciyar Motar Zoben Zamewa Idan aka kwatanta da Madadin Nau'in Motoci
Kwatancen Motoci na Squirrel Cage
Motocin kejin squirrel sun mamaye aikace-aikacen masana'antu tare da inganci 90{2}}96% a ƙididdige kaya da mafi sauƙin gini mai buƙatar kulawa kaɗan. Rotor ɗin su ya ƙunshi aluminium ko sandunan jan ƙarfe gajere{3}}wanda aka zagaya ta zoben ƙarshe-babu goge, babu zoben zamewa, babu juriya na waje.
Wannan sauƙi na tsarin yana kawar da asarar tuntuɓar da ke cikin ƙirar zoben zamewa. Motar keji na squirrel na HP 50 yawanci yana samun inganci 93-94% sabanin 88-90% don daidaitaccen motar zoben zamewa, yana wakiltar maki 3-4 na kuzarin da aka canza zuwa zafi maimakon aiki mai amfani.
Koyaya, motocin kejin squirrel suna zana 6{1}} sau 8 cike- lodin halin yanzu yayin farawa, yana haifar da matsaloli ga ƙarancin kayan aikin lantarki. Hakanan suna ba da ƙayyadaddun juzu'in farawa{5} kusan 150-200% na juriya mai cikakken kaya idan aka kwatanta da 250-300% don ƙirar zoben zamewa tare da juriya na waje.
Masana'antu da ke kwatanta jimlar farashin mallakar mallaka dole ne su auna nauyin 8{2}12% mafi girman farashin kulawa da 3-5% ƙarancin inganci bisa yuwuwar buƙatu na farauta mai laushi masu tsada, manyan tasfoma, ko ingantaccen ingancin VFDs da ake buƙata don madadin kejin squirrel a cikin buƙatar aikace-aikace.
Tsarukan Tuba Mai Sauƙaƙe
VFD na zamani{0}Motocin kejin squirrel na zamani suna da manyan injunan zamewar zobe a cikin aikace-aikacen da ke buƙatar aiki mai canzawa. Tsarin VFD yana kula da ingancin haɗin kai 90-93% a cikin kewayon saurin 30-100%, yana fin karfin injin zoben zamewa tare da sarrafa juriya na waje.
VFDs suna ba da madaidaicin sarrafa saurin gudu, damar farawa mai laushi, da tanadin makamashi a cikin m{0}} aikace-aikace masu ƙarfi kamar fanfo da famfo. Don aikace-aikacen fan na HVAC na yau da kullun, injin VFD{2} mai sarrafawa yana iya rage yawan kuzari da kashi 30-50% idan aka kwatanta da injin zoben zamewa ta amfani da sarrafa juriya.
Koyaya, tsarin VFD yana tsada sau 3{2}} fiye da na asali na zamewar zobe da gabatar da murdiya mai jituwa da ke buƙatar kayan tacewa. A cikin aikace-aikacen da ba safai ba farawa, aiki-sauri na yau da kullun, ko mahallin maƙiyi inda ake fama da na'urorin lantarki, mashin ɗin zobe na zame ya kasance mafi arziƙi duk da ƙarancin inganci.
Lokacin Slip Ring Induction Motors Suna Samun Ingantacciyar Inganci
Mafi kyawun Yanayin Aikace-aikacen
Motocin shigar da zobe na zamewa sun yi fice a cikin takamaiman alkuki inda keɓantattun halayensu sun fi rashin lahani masu inganci:
Nauyin inertial masu nauyiana buƙatar 250 - 300% farawa karfin juyi yana aiki da kyau tare da mashinan zobe na zamewa. Injin ƙwallo, ƙwanƙwasa, da manyan magoya baya a cikin siminti suna farawa lafiya ba tare da annashuwa kayan aikin lantarki ba. Madadin -mafi girman VFDs ko matakan fara kayan aiki da yawa-ya fi tsada kuma maiyuwa baya inganta ingantaccen aiki gabaɗaya yayin la'akarin canji da sarrafa asarar.
Iyakar grid iyakayanayi suna amfana daga zamewa zobe Motors' rage fara halin yanzu. Ayyukan hakar ma'adinai, wurare masu nisa, da tsoffin masana'antun masana'antu waɗanda ke da iyakacin iyawar canjin na iya aiki da injuna masu nauyi ba tare da haɓaka kayan aikin lantarki ba. Rage 40- 60% na farawa na yanzu idan aka kwatanta da injinan kejin squirrel na kan layi kai tsaye yana hana sags irin ƙarfin lantarki da ke shafar sauran kayan aiki.
Yawan farawa a ƙarƙashin kayayana faruwa a aikace-aikacen crane, hoist, da lif inda injunan zoben zamewa ke nuna ingantaccen aiki akan zagayowar aiki. Yayin da ingancin gudu zai iya zama ƙasa da kashi 2 - 3%, ikon yin hanzari cikin sauƙi ba tare da tsarin farawa ba ko hadaddun tsarin sarrafawa yana rage yawan sharar makamashi daga maimaitawar farawa.
Gudun Aiki da La'akarin Zamewa
Ingancin yana daidaita kai tsaye tare da zamewa -Bambancin saurin tsakanin saurin aiki tare da ainihin saurin rotor. Madaidaitan injunan zobe na zamewa suna aiki a 2-5% zamewa a cikakken kaya, kama da ƙirar kejin squirrel lokacin da aka ketare juriya na waje.
Babban ƙira mai zamewa tare da 5-20% zamewar sadaukarwa don haɓaka aikin farawa da samar da ƙarfi a cikin kewayon saurin gudu. Waɗannan ƙwararrun injuna sun dace da aikace-aikace inda fa'idar injina na babban juzu'i ya zarce damuwar ingancin wutar lantarki.
Rage zamewa yayin aiki na yau da kullun yana haɓaka aiki. Motocin zamewar zobe na zamani sun haɗa:
Gajerewar resistor ta atomatikwanda ke ƙetare juriya na waje da zarar an sami ƙimar ƙimar gudu, yana kawar da ci gaba da asarar juriya
Ingantattun saitunan sandar sandadaidaita saurin aiki tare kusa da buƙatun saurin aiki
Ƙarƙashin juriya na juriya{0}yin amfani da jan karfe maimakon aluminum don rage zamewa don karfin da aka ba
Aikace-aikacen da ke buƙatar ci gaba da aiki mai canzawa{0}}aiki cikin sauri suna samun ingantacciyar inganci ta amfani da tsarin dawo da kuzarin zamewa ko sau biyu{1}}ciyoyin shigar da janareta maimakon sauƙin juriya. Na'urori masu amfani da iska suna amfani da injuna sau biyu -Fed slip zobe motors, bambancin gudun ± 30% kusa da saurin aiki tare yayin da suke kiyaye ingancin 90-92% ta hanyar sarrafa wutar lantarki ta hanyar lantarki.
Inganta Ingancin Motar Zoben Zamewa
Ayyukan Kulawa waɗanda ke Kiyaye Inganci
Kulawa na yau da kullun yana shafar ingancin aiki kai tsaye. Abubuwan goge goge suna haɓaka juriyar lamba da kashi 15-25%, daidai gwargwado suna haɓaka asara da rage fitarwar wuta. Ƙaddamar da tsarin kulawa na yau da kullum yana hana raguwar inganci a hankali.
Tazarar dubawa na goge gogeya kamata ya faru kowace sa'o'i 500{4}1000 dangane da zagayowar lodi da tsananin aiki. Sauya goga idan aka sawa zuwa 50% tsawon asali maimakon jiran cikakken lalacewa. Kula da goga mai dacewa da tashin hankali na bazara-rashin matsi yana ƙaruwa da juriya yayin da matsa lamba mai yawa yana haɓaka lalacewa.
Tsabtace zobe na zamewayana kawar da ginanniyar oxide na jan ƙarfe da ƙurar carbon wanda ke ƙara juriyar lamba. Yi amfani da kyalle mai kyawu ({1}) ba tare da yashi ba) don santsin saman zobe yayin rufewa. Kauce wa polishing mai yawa wanda ke haifar da tsagi da ƙura.
Lubrication mai ɗaukar nauyibisa ga ƙayyadaddun masana'anta yana rage asarar gogayya da lissafin 1{2}}2% na ƙarfin mota. Sama da -mai mai yana ƙara hasarar ɓarna yayin da lubricating yana haɓaka rashin ƙarfi kuma yana ƙaruwa.
Kulawar zafin jiki mai iskagano matsaloli masu tasowa kafin ingantaccen aiki ya lalace. Maɗaukakin yanayin zafi sama da kimar farantin suna yana nuna katange hanyoyin sanyaya, rashin daidaituwa, ko tabarbarewar rufin da ke ƙara hasara.
Binciken ingancin wutar lantarkiauna ma'auni na yanzu, ƙarfin ƙarfin lantarki, da ƙarfin wutar lantarki yana taimakawa gano abubuwan da ke lalata iyawar waje. Uku -Rashin daidaituwa na yanzu sama da 5% yana nuna matsalolin samarwa ko kurakuran ciki na buƙatar gyara.
gyare-gyaren ƙira da haɓakawa
Sake sabunta injinan da ake dasu ko tantance ingantattun ingantattun sabbin kayan aiki na iya dawo da maki 2-5 na inganci:
Premium lamination karfeyana rage ainihin asara da kashi 20-30% idan aka kwatanta da daidaitaccen karfen maganadisu. Yayin ƙara 15-20% zuwa farashin mota, raguwar asara tana mayar da hannun jari a cikin watanni 18-36 don injinan da ke aiki akai-akai.
Mutuwar Copper -Shugabannin rotorsmaye gurbin aluminum conductors, rage rotor juriya da 35-40%. Wannan fasaha da aka aro daga manyan injinan keji na squirrel na iya inganta ingantaccen injin zoben zobe da maki 1-2 yayin haɓaka aikin farawa.
Zamewa kayan haɓaka kayan zobeYin amfani da manyan abubuwan haɗin gwiwa na jan karfe- tare da goge gogen graphite yana rage asarar lamba. Haɗaɗɗen juriya na zobe da goge na iya sauke daga 0.15-0.20 ohms zuwa 0.08-0.10 ohms a kowane lokaci, rage asarar wutar lantarki da 40-50%.
Tsarin sarrafa lantarkimaye gurbin bankunan resistor na hannu suna samar da ingantattun bayanan martaba da juriya ta atomatik. Waɗannan tsarin suna rage lokacin farawa da 20-30% yayin da suke kawar da bambance-bambancen mai aiki wanda wani lokaci yakan bar juriya a wani bangare yayin aiki.
Inganta tsarin sanyayata hanyar ingantacciyar ƙira ta fanko ko iskar tilas na ba da damar injina su tafiyar da mai sanyaya, rage juriya da tsawaita rayuwar rufewa. Kowane raguwar digiri 10 a cikin zafin jiki na aiki yana haɓaka aiki da kusan 0.5%.
Haƙiƙa{0}}Bayanin Ƙimar Ƙirar Ƙirar Duniya
Misalan Shari'ar Masana'antu
Aikace-aikacen injin shukar siminti: Motar zamewar zobe ta HP 500 tana tuƙi injin niƙa mai ɗanɗano yana aiki akan inganci 89% ƙarƙashin ƙimar ƙima. Fara buƙatun karfin juzu'i na 280% yana buƙatar ƙirar zoben zamewa duk da ƙarancin inganci fiye da madadin VFD. Yawan amfani da makamashi na shekara ya kai 3,240MWh tare da ci gaba da aiki, yana wakiltar $194,400 a farashin wutar lantarki a $0.06/kWh.
Canja zuwa tsarin VFD zai inganta aiki zuwa 92{11}}93% amma yana buƙatar $85,000 a cikin kayan aiki tare da $32,000 don maye gurbin farar zobe. Ribar inganci na 3-4% yana adana $20,000-26,000 kowace shekara, yana ba da lada a cikin shekaru 2.0-2.7 na tattalin arziki da aka ba da buƙatun kiyaye VFD da farashin tace jituwa.
Gidan gantry crane: Twin 200 HP zamewar zoben zoben injuna suna ba da wutar lantarki mai sarrafa kwantena tare da farawa akai-akai da kaya masu canzawa. Ayyukan aiki sun haɗa da hawan hawan hawan 15-20 a kowace awa a 60-80% ƙarfin amfani. Motocin suna nuna matsakaicin matsakaicin 87% a duk tsawon lokacin aikin lokacin lissafin farawa, sakawa, da rikodi.
Nauyin farawa mai nauyi (220% juzu'i) da santsin hanzari da ake buƙata don madaidaicin matsayi na kaya yana sa injunan zoben zamewa ya fi dacewa da madadin. Masu aiki suna ba da rahoton ikon juriya na waje yana ba da "jin" mafi kyau don ayyukan sakawa mai laushi idan aka kwatanta da tsarin VFD da aka gwada a baya.
Tsarin jigilar ma'adinai: Motar zamewar zobe mai lamba 750 na HP tana ba da ikon isar da iskar da ke kan ƙasa mai nisan kilomita 2 da ke jigilar tama a wurin hakar ma'adinai mai nisa. Iyakokin grid suna ƙuntata farawa na yanzu zuwa iyakar 350A. Motar zobe ta zamewa tana zana 320A yayin farawa da 520-600A don daidaitattun motocin keji na squirrel.
Matsakaicin ingancin aiki 90% a cikakken kaya tare da juriya na waje gabaɗaya. Motar tana ci gaba da aiki akan ƙarfin ƙima, yana cin 5,840 MWh kowace shekara. Yayin da ƙimar ƙimar squirrel cage motor zata iya cimma inganci 93%, haɓakar haɗin ginin da ake buƙata don farawa na 600A na yanzu zai kashe $280,000 akan $65,000 don shigar da motar zobe.
La'akari da Ma'auni Nagartaccen aiki
Ma'auni daidai gwargwado na zamewa ingantacciyar motar zobe yana buƙatar lissafin don ƙarin ikon amfani da yawa sau da yawa ana tsallake shi daga ƙididdiga na asali:
Tsarin sanyayadon motocin da suka wuce 300 HP na iya cinye 2-5 kW ci gaba, yana wakiltar 0.5-1.5% na ƙimar wutar lantarki. Wannan nauyin kayan taimako yakamata ya shiga cikin jimillar ƙididdige ingancin tsarin don kwatanta gaskiya da madadin fasaha.
Sarrafa ikon kayan aikiciki har da masu tuntuɓar juna, relays, da bankunan juriya suna cinye 0.5-2% na ƙimar mota. Masu farawa na lantarki na zamani suna rage wannan kan gaba zuwa 0.2-0.5% yayin da inganta aikin farawa.
Gyaran yanayin wutar lantarkikayan aikin da ake buƙata don saduwa da ƙa'idodin amfani suna ƙara asarar 0.5{2}}1.0% a cikin sauyawar capacitor da amsawa. Wasu tsarin VFD suna kawar da buƙatar gyara abubuwan wutar lantarki daban, suna ba da kwatancen ingantaccen aiki yayin la'akari da cikakken ingantaccen tsarin maimakon ƙimar-mota kawai.
Ma'aunin ingancin filin yakamata ya bi IEEE 112 ko IEC 60034-2{4}}1 ƙa'idodi ta amfani da na'urori masu ƙima waɗanda ke auna shigarwar wutar lantarki mai matakai uku da fitarwar injina lokaci guda. Ma'aunin ma'aunin gyare-gyare yana lissafin sauye-sauyen juriya da ke shafar asarar mota da lissafin wutar lantarki.
Tambayoyin da ake yawan yi
Me yasa na'urorin zobe na zamewa basu da inganci fiye da injin keji na squirrel?
Motocin zobe na zamewa sun haɗa ƙarin asarar juriya daga da'irar rotor na waje, juriyar lamba a goga{0}}wararrun zoben zamewa, da jujjuyawar inji daga goga{1}}labaran zobe. Waɗannan asarar haɗe-haɗe yawanci suna rage inganci da maki 3-6 idan aka kwatanta da ƙirar kejin squirrel. Ginin na'ura mai juyi mai rauni kuma yana da asarar tagulla kaɗan kaɗan saboda dogayen hanyoyin madugu da ƙarin wuraren haɗin gwiwa.
Shin za a iya inganta ingantaccen injin zobe tare da fasahar zamani?
Ee. Tsarukan dawo da makamashi na zamewa na iya haɓaka aiki zuwa 92{3}}94% ta hanyar dawo da wutar da'ira da mayar da ita zuwa ga wadata. Kayayyakin ƙima da suka haɗa da ƙaramar lamination mai ƙarancin asara da madubin jan ƙarfe suna haɓaka aiki da maki 2-3 cikin ɗari. Ikon lantarki yana haɓaka jerin farawa kuma ta atomatik ketare juriya na waje lokacin da ba a buƙata ba, rage asarar aiki.
A wane kaya ne injinan zoben zamewa ke aiki da kyau?
Babban inganci yana faruwa a 75-85% na nauyin da aka ƙididdigewa inda haɗuwar asarar tagulla, asarar ƙarfe, da asarar injiniyoyi suka kai ma'auni mafi kyau. Ingancin yana raguwa sosai ƙasa da nauyin 40% yayin da ƙayyadaddun asarar da suka ci gaba da wanzuwa yayin da fitarwa ke raguwa. Motoci masu aiki a cikin kewayon ingancin su ta hanyar zaɓin girman da ya dace yana tabbatar da mafi kyawun aikin kuzari.
Ta yaya zamewar zobe na motar motsa jiki ke kwatanta a aikace-aikacen saurin sauri?
Lokacin amfani da juriya na waje don sarrafa saurin, inganci yana kusan 100% ban da adadin zamewa{1}mota a 20% zamewa yana asarar kashi 20% na ƙarfin rotor. Wannan yana sa ikon juriya ya kasa aiki don ci gaba da aiki mai saurin canzawa{5}}. Canje-canjen mitoci masu canzawa ko tsarin dawo da kuzari suna kula da ingancin 90-93% a cikin kewayon saurin gudu, yana mai da su mafi girma ga aikace-aikacen da ke buƙatar tsawaita aiki a rage saurin gudu.
Yin Bayanin Zaɓin Zaɓin Mota
Ƙwarewa yana wakiltar abu ɗaya kawai a zaɓin mota tare da farawa da karfin juyi, buƙatun sarrafa saurin gudu, farashi na farko, buƙatun kulawa, ƙarfin grid, da takamaiman buƙatu{0}. Motocin shigar da zobe na zamewa sun kasance mafi kyawun zaɓi don takamaiman aikace-aikace duk da ƙarancin inganci fiye da madadin.
Aikace-aikacen da ke buƙatar babban juzu'in farawa tare da iyakataccen ƙarfin grid, farawa akai-akai a ƙarƙashin kaya masu nauyi, ko aiki a cikin matsananciyar mahalli marasa dacewa da na'urorin lantarki suna fa'ida daga halayen motsin zobe na zamewa. Hukuncin inganci na 3-5% idan aka kwatanta da tsarin VFD ya zama abin sakaci yayin guje wa haɓaka kayan aikin da ke tsada sau 5-10 na farashin mota.
Don ci gaba da aiki a koyaushe tare da farawa da ba safai ba, ƙayyadaddun ingantattun injinan kejin squirrel suna samar da mafi kyawun aikin kuzari. Canje-canjen aikace-aikacen sauri- yana buƙatar ingantaccen aiki a cikin kewayon aiki yana ba da garantin tsarin VFD duk da haɓakar saka hannun jari na farko da ƙwarewar lantarki.
Zaɓin motar zamani yana ƙara yin la'akari da jimlar kuɗin mallakar sama da rayuwar sabis na shekara 15-20 maimakon mai da hankali kaɗan akan ƙimar inganci. Amincewa, samun damar tabbatarwa, samuwar kayan gyara, da ingantaccen aiki a cikin aikace-aikace iri ɗaya sau da yawa sun fi ƙananan bambance-bambancen aiki a cikin yanke shawara na ƙarshe.
Motar shigar da zobe ta zamewa tana jure a aikace-aikacen masana'antu ba duk da iyakancewar sa ba amma saboda takamaiman buƙatun aiki suna ƙimar ikon sarrafa shi, fara aiki, da ƙarfin juriya mai ƙarfi fiye da haɓaka ɗimbin canjin makamashi. Fahimtar waɗannan cinikin{1} yana bawa injiniyoyi damar zaɓar injina waɗanda ke haɓaka aikin tsarin gaba ɗaya maimakon bin keɓancewar ƙayyadaddun ƙayyadaddun ƙayyadaddun ayyuka.