Ukusebenza okukhuselekileyo kwejenereyitha kudlala indima ebalulekileyo ekuqinisekiseni ukusebenza okuqhelekileyo kunye nomgangatho wamandla wenkqubo yamandla, kwaye i-generator ngokwayo nayo iyinto ebaluleke kakhulu yombane.Ngoko ke, isixhobo sokukhusela i-relay kunye nokusebenza ngokugqibeleleyo kufuneka sifakwe kwiimpazamo ezahlukeneyo kunye neemeko zokusebenza ezingaqhelekanga.Masifunde malunga nolwazi olusisiseko malunga neejenereyitha!

Umthombo womfanekiso: Ukwenziwa kweThala leencwadi leTekhnoloji yeLifu

1. Yintoni injini?I-motor licandelo eliguqula amandla ombane ebhetri abe ngamandla omatshini kwaye aqhube amavili esithuthi sombane ukuba ajikeleze.

2. Yintoni ukujija?I-armature winding yinxalenye engundoqo ye-DC motor, eyinxeba lekhoyili ngocingo lwe-enameled yobhedu.Xa i-armature winding ijikeleza kwi-magnetic field ye-motor, i-electromotive force yenziwa.

3. Yintoni umhlaba wemagnethi?Indawo yamandla eveliswe malunga nemagnethi esisigxina okanye umsinga wombane kunye nesithuba okanye uluhlu lwamandla kazibuthe onokufikelelwa ngamandla kazibuthe.

4. Yintoni amandla emagnethi?Amandla emagnethi yocingo olude ngokungenasiphelo ethwele umsinga we-1 ampere kumgama we-1/2 yeemitha ukusuka kwintambo yi-1 A/m (i-amperes/imitha, SI); kwiiyunithi zeCGS (isentimitha-igram-yesibini), yi Ukukhumbula igalelo lika-Oersted kwi-electromagnetism, chaza amandla emagnethi yocingo olude olungenasiphelo oluthwele umsinga we-1 ampere kumgama we-0.2 cm ukusuka kwintambo ukuya kwi-10e (Oersted) , 10e=1/4.103/m, kunye namandla kazibuthe idla ngokusetyenziswa H uthe.

5. Yintoni umthetho ka-Ampere?Bamba ucingo ngesandla sakho sokunene, kwaye wenze isalathiso sesithupha esithe tye sihambelane nesalathiso sangoku, ngoko isalathiso esikhonjwe yiminwe emine egobileyo yindlela yomgca wokufakelwa kwamagnetic.

6. Yintoni ukuqukuqela kazibuthe?I-Magnetic flux ikwabizwa ngokuba yi-magnetic flux: Masithi kukho inqwelomoya ejonge kwicala lemagnethi kwindawo efanayo yamagnetic, ukufakwa kwamagnetic kumandla kazibuthe ngu-B, kwaye indawo yenqwelomoya yi-S. Sichaza imveliso ye-magnetic induction B kunye nommandla we-S, obizwa ngokuba kudlula kulo mphezulu we-magnetic flux.

7. Yintoni isitator?Inxalenye engajikeleziyo xa ibrashi okanye ibrushless motor isebenza.I-motor shaft ye-hub-type brushed okanye i-brushless gearless motor ibizwa ngokuba yi-stator, kwaye olu hlobo lwemoto lunokubizwa ngokuba yi-inner stator motor.

8. Yintoni i-rotor?Indawo ejikayo xa ibhrashi okanye ibrashi yemoto isebenza.Iqokobhe lohlobo lwe-hub oluxutywe okanye i-brushless gearless motor ibizwa ngokuba yi-rotor, kwaye olu hlobo lwemoto lunokubizwa ngokuba yi-rotor yangaphandle.

9. Yintoni ibrashi yekhabhoni?Ingaphakathi lemoto ebrashwayo ikumphezulu we-commutator. Xa i-motor ijikeleza, amandla ombane adluliselwa kwikhoyili ngokusebenzisa i-phase commutator. Ngenxa yokuba inxalenye yayo ephambili yikhabhoni, ibizwa ngokuba yi-carbon brush, ekulula ukuyinxiba.Kufuneka igcinwe rhoqo kwaye ithathelwe indawo, kwaye iidiphozithi zekhabhoni kufuneka zicocwe

10. Yintoni into yokubamba ibrashi?Isikhokelo somatshini esibamba kwaye sibambe iibhrashi zekhabhoni kwindawo kwimoto ebrashiweyo.

11. Yintoni i-phase commutator?Ngaphakathi kwi-motor ehlanjululweyo, kukho imiphezulu yentsimbi emile okwemilo ekhuselwe omnye komnye. Xa i-motor rotor ijikeleza, isinyithi esinemilo emilo ngokutshintshana sinxibelelana nezibonda ezilungileyo nezingalunganga zebrashi ukuze ziqonde utshintsho olutshintshisayo olulungileyo kunye nolubi kwicala le-coil yangoku kwaye ugqibezele ukutshintshwa kwecoil ye-brush motor. Ngokulinganayo.

12. Yintoni ulandelelwano lwesigaba?Umyalelo wokucwangciswa kwee-coilless motor coils.

13. Yintoni umazibuthe?Ngokuqhelekileyo isetyenziselwa ukubhekisa kwimathiriyeli yemagnethi enamandla amakhulu emagnethi. Iimoto zemoto zombane zisebenzisa iimagnethi zomhlaba ezinqabileyo zeNdFeR.

14. Yintoni amandla e-electromotive?Iveliswa yi-rotor ye-motor ukusika umgca we-magnetic force, kwaye isalathiso saso sichasene nokunikezelwa kwamandla angaphandle, ngoko kuthiwa yi-counter electromotive force.

15. Yintoni injini ebrashiweyo?Xa i-motor isebenza, i-coil kunye ne-commutator iyajikeleza, kwaye intsimbi yamagnetic kunye ne-carbon brushes ayijikelezi. Utshintsho olutshintshileyo lwekhoyili yangoku lufezekiswa ngumhambisi kunye neebhrashi ezijikeleza ngemoto.Kwishishini lemoto yombane, iimotor ezixutyiweyo zohlulwe zibe ziimotor ezinesantya esiphezulu kunye neemotor ezinesantya esiphantsi.Kukho iiyantlukwano ezininzi phakathi kweenjini ezibrashwayo kunye neenjini ezingasebenziyo. Inokubonwa kumagama athi ii-motor brushed zineebhrashi zekhabhoni, kwaye iimotor ezingenazo iibrashi zekhabhoni.

16. Yintoni injini enesantya esiphantsi?Ziziphi iimpawu?Kwishishini lemoto yombane, imotor enesantya esisezantsi ibhekisa kuhlobo lwe-hub-isantya esisezantsi, i-torque ephezulu ye-gearless ye-DC motor, kunye nesantya esihambelanayo se-stator kunye ne-rotor yemoto sisantya sevili.Kukho i-5 ~ 7 izibini zentsimbi yamagnetic kwi-stator, kunye nenani lezithuba kwi-armature ye-rotor yi-39 ~ 57.Ekubeni i-armature winding igxininiswe kwizindlu zevili, ubushushu buyachithwa ngokulula ngezindlu ezijikelezayo.Iqokobhe elijikelezayo lilukwe ngee-spokes ezingama-36, ezinceda ngakumbi ekuqhubeni ubushushu.I-Jicheng yoqeqesho lwe-micro-signal ifanelekile ingqalelo yakho!

17. Zeziphi iimpawu zeenjini zokubrashwa kunye nezinamazinyo?Ngenxa yokuba kukho iibrashi kwi-motor brushed, eyona ngozi ifihlakeleyo "kukunxitywa kwebrashi". Abasebenzisi kufuneka baqaphele ukuba kukho iindidi ezimbini zeenjini ezibrashwayo: ezinamazinyo nezingenamazinyo.Okwangoku, abavelisi abaninzi bakhetha ii-motor brushed and toothed, eziziinjini ezihamba ngesantya esiphezulu. Oku kubizwa ngokuthi "izinyo" kuthetha ukunciphisa isantya semoto ngokusebenzisa indlela yokunciphisa izixhobo (kuba umgangatho wesizwe uchaza ukuba isantya sezithuthi zombane akufanele sidlule iikhilomitha ezingama-20 ngeyure, isantya semoto kufuneka sibe kwi-170 rpm / malunga).

Ekubeni i-motor-speed-speed motor iyancipha ngamagiya, ibonakala ngokuba umkhweli uziva amandla awomeleleyo xa eqala, kwaye unamandla okunyuka.Nangona kunjalo, i-hub yevili lombane ivaliwe, kwaye izaliswe kuphela nge-lubricant ngaphambi kokushiya umzi-mveliso. Kunzima kubasebenzisi ukwenza ulondolozo lwemihla ngemihla, kwaye igiya ngokwayo nayo inxibe ngoomatshini. Ukuthanjiswa okungonelanga kuya kukhokelela ekwandeni kokunxiba kwezixhobo, ingxolo eyandisiweyo, kunye nombane ophantsi ngexesha lokusetyenziswa. Ukwandisa, okuchaphazela ubomi bemoto kunye nebhetri.

18. Yintoni i-brushless motor?Ekubeni umlawuli unikezela ngoku ngokuthe ngqo kunye nezalathiso ezahlukeneyo zangoku ukufezekisa utshintsho olutshintshileyo lwekhoyili yangoku kwi-motor.Akukho zibhulashi kunye nabahambi phakathi kwe-rotor kunye ne-stator yee-motor brushless.

19. Injini ifikelela njani kuguqulo?Xa i-brushless okanye i-motor brushed ijikeleza, isalathiso sekhoyili ngaphakathi kwi-motor kufuneka sitshintshwe ngenye indlela, ukuze i-motor ikwazi ukujikeleza ngokuqhubekayo.Ukutshintshwa kwemoto ehlanjululweyo kugqitywe ngumhambisi kunye nebrashi, kwaye i-motor brushless igqitywe ngumlawuli.

20. Yintoni ukungabikho kwesigaba?Kwisiphaluka sesigaba sesithathu se-brushless motor okanye isilawuli se-brushless, isigaba esinye asikwazi ukusebenza.Ilahleko yeSigaba yahlulwe yaba yilahleko yesigaba esiphambili kunye nokulahleka kwenqanaba leHolo.Ukusebenza kukuba i-motor iyashukuma kwaye ayikwazi ukusebenza, okanye ukujikeleza kubuthathaka kwaye ingxolo iphezulu.Kulula ukutshisa ukuba umlawuli usebenza kwimeko yokungabikho kwesigaba.

21. Ziziphi iintlobo eziqhelekileyo zeenjini?Iimoto eziqhelekileyo zezi: i-hub motor enebrashi kunye negiya, i-hub motor ene-brush kunye ne-gearless, i-brushless hub motor ene-gear, i-brushless hub motor ngaphandle kwegiya, i-motor-ebekwe ecaleni, njl.

22. Ukwahlula njani iimotor eziphezulu nezisezantsi kuhlobo lwemoto?Iimotor ze-hub ezixutyiweyo kunye negiyelwe, ii-motor hub ezine-brushless geared hub motors-high-speed motors; Iimotor ze-b-brush kunye ne-gearless hub, ii-motor ze-brushless kunye ne-gearless hub ziimotor ezinesantya esisezantsi.

23. Achazwa njani amandla emoto?Amandla emoto abhekisa kumlinganiselo wemveliso yamandla ngoomatshini yimoto ukuya kumandla ombane anikezelwe ngumbane.

24. Kutheni ukhetha amandla enjini?Yintoni intsingiselo yokukhetha amandla ombane?Ukukhethwa kwamandla okulinganiswa kweemoto ngumba obaluleke kakhulu kwaye unobunzima.Xa iphantsi komthwalo, ukuba amandla alinganisiweyo emoto makhulu kakhulu, i-motor iya kuhlala isebenza phantsi komthwalo okhanyayo, kwaye umthamo wemoto ngokwayo awuyi kusetyenziswa ngokupheleleyo, ujika ube "yinqwelo enkulu yehashe". Kwangaxeshanye, ukusebenza kakuhle kwemoto kunye nokusebenza kakubi kuya kwandisa iindleko zokuqhuba.

Ngakolunye uhlangothi, amandla alinganisiweyo emoto kufuneka abe mancinci, oko kukuthi, "inqwelo encinci yamahashe", i-motor current idlula i-current rated current, ukusetyenziswa kwangaphakathi kwe-motor kuyanda, kwaye xa ukusebenza kuphantsi. into ebalulekileyo kukuchaphazela ubomi bemoto, nokuba ukugqithiswa akuninzi, ubomi bemoto buya kuncipha ngakumbi; Ukugqithiswa okungaphezulu kuya kuwonakalisa ukusebenza kwe-insulation ye-motor insulation material okanye kude kuyitshise.Ngokuqinisekileyo, amandla alinganisiweyo emoto amancinci, kwaye ayinakukwazi ukutsala umthwalo konke konke, okuya kubangela ukuba i-motor ibe kwindawo yokuqala ixesha elide kwaye ishushu kwaye yonakaliswe.Ngoko ke, amandla alinganisiweyo emoto kufuneka akhethwe ngokungqongqo ngokuhambelana nokusebenza kwesithuthi sombane.

25. Kutheni iimotor jikelele ze-DC brushless zineeHolo ezintathu?Ukuthetha ngokufutshane, ukuze i-brushless DC motor ijikeleze, kufuneka kuhlala kukho i-engile ethile phakathi kwendawo yamagnetic ye-coil ye-stator kunye nemagnethi yemagnethi esisigxina ye-rotor.Inkqubo yokujikeleza kwe-rotor nayo yinkqubo yokutshintsha indlela ye-rotor magnetic field. Ukuze wenze amasimi amabini amagnetic abe ne-angle, i-magnetic field direction of coil stator kufuneka itshintshe kwinqanaba elithile.Ngoko wazi njani ukutshintsha indlela ye-stator magnetic field?Uze uthembele kwiiholo ezintathu.Cinga ngezi Holo zintathu njengomsebenzi wokuxelela umlawuli ukuba atshintshe nini na icala lomsinga.

26. Luluphi uqikelelo lokuqikelelwa kosetyenziso lwamandla kwiHolo ye-brushless motor?Ukusetyenziswa kwamandla e-brushless motor Hall kuluhlu olumalunga ne-6mA-20mA.

27. Kwiqondo lobushushu elinokuthi i-motor ngokubanzi isebenze ngokuqhelekileyo?Leliphi elona qondo lobushushu liphezulu lemoto enokumelana nalo?Ukuba iqondo lokushisa elilinganisiweyo le-motor cover lidlula ubushushu be-ambient ngaphezu kwama-25 degrees, kubonisa ukuba ukunyuka kweqondo lokushisa kwemoto kugqithise uluhlu oluqhelekileyo. Ngokuqhelekileyo, ukunyuka kwamaqondo obushushu bemoto kufuneka kube ngaphantsi kwama-20 degrees.Ngokuqhelekileyo, i-motor coil yenziwe nge-enameled wire, kwaye xa iqondo lokushisa locingo lwe-enameled liphezulu ngaphezu kwama-degrees angama-150, ifilimu yepeyinti iya kuwa ngenxa yokushisa okuphezulu, okubangelwa isiphaluka esifutshane sekhoyili.Xa ubushushu be-coil bungaphezu kwama-degrees angama-150, i-motor casing ibonisa ubushushu obumalunga ne-100 degrees, ngoko ke ukuba ubushushu be-casing busetyenziswa njengesiseko, ubushushu obuphezulu bemoto bunokumelana ne-100 degrees.

28. Ubushushu benjini kufuneka bube ngaphantsi kwe 20 degrees celcius, oko kukuthi, iqondo lobushushu lemotor end cover kufuneka libe ngaphantsi kwama 20 degrees celcius xa lidlula ubushushu bendawo, kodwa siyintoni isizathu sokuba imotor ifudumale ngaphezu 20 ngokukaCelsius?Isizathu esithe ngqo sokufudumala kwemoto kungenxa yombane omkhulu.Ngokubanzi, inokubangelwa yisekethe emfutshane okanye isekethe evulekileyo yekhoyili, demagnetization yentsimbi kazibuthe okanye ukusebenza okuphantsi kwemoto. Imeko eqhelekileyo kukuba i-motor igijima kwi-high current ixesha elide.

29. Yintoni ebangela ukuba injini ifudumale?Loluphi uhlobo lwenkqubo?Xa umthwalo wemoto usebenza, kukho ukulahleka kwamandla kwi-motor, eya kuthi ekugqibeleni ijike ibe amandla obushushu, okuya kwandisa ubushushu bemoto kwaye kudlule ubushushu be-ambient.Ixabiso apho ubushushu bemoto bunyuka ngaphezu kweqondo lokushisa elibizwa ngokuba yi- warm-up.Nje ukuba iqondo lobushushu linyuke, i-motor iya kukhupha ubushushu kwindawo eyingqongileyo; okukhona ubushushu buphezulu, kokukhona ukutshatyalaliswa kobushushu ngokukhawuleza.Xa ubushushu obukhutshwa yimoto ngexesha leyunithi lilingana nobushushu obuchithwayo, ubushushu bemoto abuyi kunyuka, kodwa bugcine ubushushu obuzinzileyo, oko kukuthi, kwimeko yolungelelwaniso phakathi kwesizukulwana sobushushu kunye nokutshatyalaliswa kobushushu.

30. Yintoni ukunyuka kwamaqondo obushushu avumelekileyo kunqakrazo jikelele?Yeyiphi indawo yemoto echatshazelwa kakhulu kukunyuka kobushushu bemoto?Ichazwa njani?Xa i-motor isebenza phantsi komthwalo, iqala kumsebenzi wayo kangangoko kunokwenzeka, umthwalo ophezulu, oko kukuthi, amandla aphumayo, ngcono (ukuba amandla omatshini angaqwalaselwa).Nangona kunjalo, okukhona amandla aphumayo makhulu, kokukhona elahleka ngamandla, kwaye kokukhona ubushushu buphezulu.Siyazi ukuba eyona nto ibuthathaka kakhulu yokumelana nobushushu kwimoto zizinto ezigqumayo, ezinje ngocingo olunameleli.Kukho umda wokumelana nobushushu bezinto zokukhusela. Kulo mda, umzimba, iikhemikhali, oomatshini, umbane kunye neminye imiba yezixhobo zokugquma izinze kakhulu, kwaye ubomi babo bokusebenza ngokuqhelekileyo bumalunga nama-20 eminyaka.

Ukuba lo mda ugqithisiwe, ubomi bezinto zokukhusela buya kufinyezwa ngokukhawuleza, kwaye kunokutshiswa.Lo mda weqondo lokushisa ubizwa ngokuba yiqondo lokushisa elivumelekileyo lezinto zokukhusela.Iqondo lokushisa elivumelekileyo lezinto ezikhuselayo liqondo lokushisa elivumelekileyo lemoto; ubomi bezinto zokugquma ngokuqhelekileyo bubomi benjini.

Ubushushu be-ambient buyahluka ngokwexesha kunye nendawo. Xa kuyilwa i-motor, kuchaziwe ukuba i-40 degrees Celsius ithathwa njengeqondo lobushushu eliqhelekileyo kwilizwe lam.Ngoko ke, iqondo lokushisa elivumelekileyo lezinto zokukhusela okanye i-motor minus 40 degrees Celsius kukunyuka kweqondo lokushisa elivumelekileyo. Ubushushu obuvumelekileyo bezinto ezahlukeneyo zokukhusela zihlukile. Ngokweqondo lobushushu elivumelekileyo, izinto ezisetyenziswa ngokuqhelekileyo zokugquma iinjini ziindidi A, E, B, F, H ezintlanu.

Kubalwa ngokusekwe kumaqondo obushushu angama-40 ngokukaCelsius, izinto ezintlanu zokugquma amaqondo obushushu avumelekileyo kunye nokunyuka kwamaqondo obushushu avumelekileyo kuboniswe ngezantsi.ehambelana namabakala, izinto zokugquma, amaqondo obushushu avumelekileyo, kunye nokunyuka kobushushu obuvumelekileyo.Umqhaphu ofakelweyo, isilika, ikhadibhodi, umthi, njl., ipeyinti eqhelekileyo yokugquma i-105 65E epoxy resin, ifilimu yepolyester, iphepha eliluhlaza, i-triacid fiber, ipeyinti ephezulu yokugquma 120 80 B yepeyinti yendalo enobushushu obuphuculweyo.
ukumelana neMica, iasbestos, kunye nokwakheka kwefiber yeglasi njengokuncamathiselayo 130 90
F Mica, asbestos, kunye nokwakheka kwefibre yeglasi edityanisiweyo okanye efakwe kwiresin epoxy enokumelana nobushushu obugqwesileyo 155 115
H Idityaniswe okanye ifakwe i-silicone resin Ukwakhiwa kwe-mica, i-asbestos okanye i-fiberglass, irabha ye-silicon 180 140

31. Indlela yokulinganisa i-angle yesigaba se-motor brushless?Vula unikezelo lwamandla lomlawuli, kwaye umlawuli unika amandla kwiHolo element, kwaye ke i-angle yesigaba se-motor brushless inokubonwa.Indlela yile ilandelayo: Sebenzisa i-+20V DC uluhlu lwamandla ombane we-multimeter, qhagamshela isikhokelo sovavanyo olubomvu kumgca we-+5V, kunye nepeni emnyama ukulinganisa i-voltages ephezulu kunye nephantsi kwezikhokelo ezintathu, kwaye uzithelekise kunye nokuhamba. iitafile ze-60-degree kunye ne-120-degree motors.

32. Kutheni kungekho brushless DC isilawuli kunye brushless DC motor ukudityaniswa ngokuthanda ukujikeleza ngokuqhelekileyo?Kutheni i-brushless DC inethiyori yokulandelelana kwesigaba?Ngokubanzi, eyona ntshukumo ye-brushless ye-DC motor yinkqubo enjalo: i-motor iyajikeleza-indlela ye-rotor magnetic field itshintsha- xa i-engile phakathi kolwalathiso lwe-stator magnetic field kunye ne-rotor magnetic field ifikelela kuma-60. Idigri zombane i-engile yombane – iinguqu zomqondiso weHolo – - Icala lesigaba sotshintsho lwangoku – Istator magnetic field ifikelela kuma-60 degrees i-engile yombane ukuya phambili – I-engile phakathi kolwalathiso lwemagnethi yestator kunye ne-rotor magnetic field yi-120 degrees yombane motor iyaqhubeka ukujikeleza.

Ke siyaqonda ukuba kukho iindawo ezintandathu ezichanekileyo zeHolo.Xa iholo ethile ixelela umlawuli, umlawuli unesimo esithile sokuphuma kwesigaba.Ngoko ke, ukulandelelana kwe-inversion yesigaba kukugqiba umsebenzi onjalo, oko kukuthi, ukwenza i-angle yombane ye-stator ihlale ihamba ngama-degrees angama-60 kwicala elinye.

33. Kwenzeka ntoni ukuba isilawuli se-60-degree brushless sisetyenziswe kwi-120-degree brushless motor?Kuthekani ngokuphambene?Iya kuguqulwa kwi-phenomenon yokulahleka kwesigaba kwaye ayikwazi ukujikeleza ngokuqhelekileyo; kodwa umlawuli owamkelwe nguGeneng ungumlawuli okrelekrele okrelekrele okwazi ukuchonga ngokuzenzekelayo i-60-degree motor okanye i-120-degree motor, ukwenzela ukuba ihambelane neentlobo ezimbini zeenjini, ukwenza ukugcinwa Kukulungele ngakumbi ukutshintsha.

34. Unokwenza njani ibrushless DC isilawuli kunye ne-brushless DC motor ukufumana ulandelelwano lwesigaba esichanekileyo?Isinyathelo sokuqala kukuqinisekisa ukuba iingcingo zamandla kunye neengcingo eziphantsi komhlaba zeengcingo zeHolo zifakwe kwiintambo ezihambelanayo kumlawuli. Kukho iindlela ezingama-36 zokudibanisa iingcingo zeHolo ezintathu zeemoto kunye neengcingo zemoto ezintathu kumlawuli, eyona ilula kwaye iluncedo kakhulu. Indlela engathethiyo kukuzama imo nganye nganye.Ukutshintsha kungenziwa ngaphandle kombane, kodwa kufuneka kwenziwe ngononophelo nangomyalelo othile.Qaphela ukuba ungajiki kakhulu ixesha ngalinye. Ukuba i-motor ayijikelezi kakuhle, le meko ayilunganga. Ukuba ujiko lukhulu kakhulu, umlawuli uya konakala. Ukuba kukho ukuguqulwa, emva kokwazi ukulandelelana kwesigaba somlawuli Kule meko, utshintshise iintambo zeHolo a kunye ne-c yomlawuli, nqakraza kumgca A kunye nesigaba B ukutshintshiselana omnye nomnye, kwaye emva koko uguqule ukujikeleza phambili.Ekugqibeleni, indlela echanekileyo yokuqinisekisa uxhulumaniso kukuba luqhelekile ngexesha lokusebenza okuphezulu kwangoku.

35. Indlela yokulawula i-motor ye-60-degree kunye ne-120-degree brushless controller?Yongeza nje umgca wesalathiso phakathi kwesigaba b somgca wesignali yeHolo yemoto ye-brushless kunye nomgca wesiginali yesampulu yomlawuli.

36. Ngowuphi umahluko obonakalayo phakathi kwemoto enesantya esiphezulu ebrashiweyo kunye nebrashi enesantya esiphantsi?A. Injini enesantya esiphezulu ine-clutch ebalekayo. Kulula ukujikela kwelinye icala, kodwa kuyadinisa ukujikela kwelinye icala; Injini enesantya esiphantsi ilula njengokujika ibhakethi kumacala omabini.B. Injini enesantya esiphezulu yenza ingxolo eninzi xa ijika, kunye nesantya esisezantsi senza ingxolo encinci.Abantu abanamava banokuyibona ngokulula ngendlebe.

37. Ithini imeko yokusebenza kwemoto?Xa i-motor isebenza, ukuba ubungakanani bomzimba ngamnye bufana nexabiso layo elilinganisiweyo, libizwa ngokuba yinkqubo yokusebenza elinganisiweyo. Ukusebenza phantsi komgangatho wokusebenza olinganisiweyo, i-motor inokubaleka ngokuthembekileyo kwaye ibe nowona msebenzi ubalaseleyo.

38. Ibalwa njani itorque yemoto?Imveliso yetorque elinganisiweyo kwi-shaft yokucofa inokumelwa yi-T2n, elixabiso elilinganisiweyo lemveliso yamandla omatshini ahlulwe ngexabiso elilinganisiweyo lesantya sogqithiselo, oko kukuthi, T2n=Pn apho iyunithi yePn inguW, iyunithi. ye-Nn yi-r/min, i-T2n Iyunithi yi-NM, ukuba iyunithi ye-PNM yi-KN, i-coefficient 9.55 itshintshelwe kwi-9550.

Ngoko ke, kunokugqitywa ukuba ukuba amandla alinganisiweyo emoto alingana, isantya esisezantsi se-motor, i-torque enkulu.

39. Uchazwa njani umsinga wokuqalisa wenjini?Ngokuqhelekileyo kufunwa ukuba i-current current ye-motor ayifanele idlule amaxesha ama-2 ukuya kwe-5 ye-current yayo elinganisiweyo, ekwasisizathu esibalulekileyo sokukhusela ngokukhawulelana kwangoku kumlawuli.

40. Kutheni isantya seenjini ezithengiswayo kwimarike sisiya phezulu nangaphezulu?kwaye yintoni impembelelo?Ababoneleli banokunciphisa iindleko ngokunyusa isantya. Kwakhona kukucofa ngesantya esisezantsi. Isantya esiphezulu, i-coil encinci ijika, i-silicon sheet sheet iyagcinwa, kunye nenani lemagnethi liyancipha. Abathengi bacinga ukuba isantya esiphezulu silungile.

Xa usebenza kwisantya esilinganisiweyo, amandla alo ahlala efana, kodwa ukusebenza kakuhle kuphantsi ngokucacileyo kwindawo yesantya esiphantsi, oko kukuthi, amandla okuqala abuthathaka.

Ukusebenza kakuhle kuphantsi, kufuneka kuqale ngombane omkhulu, kwaye i-current iphinde inkulu xa ikhwela, efuna umda omkhulu wangoku kumlawuli kwaye ayilungile kwibhetri.

41. Ukulungisa njani ukufudumeza okungaqhelekanga kwemoto?Indlela yokugcinwa kunye nonyango ngokubanzi kukutshintsha imoto, okanye ukwenza ukugcinwa kunye newaranti.

42. Xa i-current-load current ye-motor inkulu kunedatha yomda wetafile yereferensi, ibonisa ukuba i-motor ayiphumelelanga. Ziziphi izizathu?Ukulungisa njani?Cofa ingxabano yomatshini yangaphakathi inkulu; ikhoyili imfutshane kancinci; intsimbi enozibuthe ayinazibuthe; i-DC motor commutator ine-carbon deposits.Indlela yokugcinwa kunye nonyango ngokuqhelekileyo kukutshintsha i-motor, okanye indawo ye-carbon brush, kunye nokucoca idiphozithi yekhabhoni.

43. Ngowuphi umda omkhulu wokungabikho komthwalo wangoku ngaphandle kokusilela kweenjini ezahlukeneyo?Oku kulandelayo kuhambelana nohlobo lwemoto, xa i-voltage elinganisiweyo i-24V, kwaye xa i-voltage elinganisiweyo i-36V: i-motor-motor 2.2A 1.8A
high-speed brushed motor 1.7A 1.0A
enesantya esisezantsi ibhrashi motor 1.0A 0.6A
high-speed brushless motor 1.7A 1.0A
enesantya esiphantsi brushless Motor 1.0A 0.6A

44. Umeta njani umsinga we-idling we-motor?Beka i-multimeter kwindawo ye-20A, kwaye udibanise uvavanyo olubomvu nolumnyama lukhokelela kwi-terminal yokufakwa kwamandla omlawuli.Vula amandla, kwaye urekhode ubuninzi be-A1 yangoku ye-multimeter ngeli xesha xa i-motor ingaguquki.Jika umqheba ukwenza imoto ijikeleze ngesantya esiphezulu ngaphandle komthwalo ongaphezulu kwe-10s. Emva kokuba isantya semoto sizinzile, qalisa ukujonga kwaye urekhode ixabiso eliphezulu le-A2 ye-multimeter ngeli xesha.IMotor akukho-mthwalo okwangoku = A2-A1.

45. Indlela yokuchonga umgangatho wenjini?Zeziphi iiparamitha eziphambili?Ikakhulu ubungakanani bokungabikho komthwalo wangoku kunye nokukhwela kwangoku, xa kuthelekiswa nexabiso eliqhelekileyo, kunye nenqanaba lokuphumelela kweemoto kunye ne-torque, kunye nengxolo, ukungcangcazela kunye nokuveliswa kobushushu bemoto. Eyona ndlela ilungileyo kukuvavanya ijika elisebenzayo ngedynamometer.

46. ​​Uthini umahluko phakathi kwe-180W kunye ne-250W yeenjini?Ziziphi iimfuno zomlawuli?I-250W yokukhwela okwangoku inkulu, efuna umda ophezulu wamandla kunye nokuthembeka komlawuli.

47. Kutheni kwimo engqongileyo esemgangathweni, ukukhwela kwangoku kwesithuthi sombane kuya kwahluka ngenxa yokulinganisa okuhlukeneyo kwemoto?Njengoko sonke sisazi, phantsi kweemeko eziqhelekileyo, ezibalwe ngomthwalo olinganisiweyo we-160W, ukukhwela kwangoku kwi-250W DC motor malunga ne-4-5A, kunye nokukhwela kwangoku kwi-350W DC motor iphezulu kancinane.

Umzekelo: ukuba amandla ombane ebhetri yi-48V, ii-motor ezimbini ziyi-250W kunye ne-350W, kwaye iindawo zazo ezilinganisiweyo zokuphumelela zombini ziyi-80%, ngoko ukulinganisa ukusebenza kwemoto ye-250W malunga ne-6.5A, ngelixa i-350W yokusebenza yangoku yemoto. malunga no9A.

Iphuzu elisebenzayo le-motor jikelele kukuba ukude ukusebenza kwangoku kuphambuka kwi-rated current current, ixabiso elincinci. Kwimeko yomthwalo we-4-5A, ukusebenza kakuhle kwe-250W motor yi-70%, kunye nokusebenza kakuhle kwe-350W motor yi-60%. 5A umthwalo,

Amandla okuvelisa i-250W yi-48V * 5A * 70% = 168W

Amandla emveliso ye-350W yi-48V * 5A * 60% = 144W

Nangona kunjalo, ukuze wenze amandla okuphuma kwemoto ye-350W ahlangabezane neemfuno zokukhwela, oko kukuthi, ukufikelela kwi-168W (phantse umthwalo olinganisiweyo), indlela yodwa yokunyusa ukunikezelwa kwamandla kukunyusa indawo efanelekileyo.

48. Kutheni i-mileage yezithuthi zombane ezineenjini ze-350W zimfutshane kunezo zeemoto ezingama-250W phantsi kwendawo enye?Ngenxa yendawo efanayo, i-350W i-motor electric inomsinga omkhulu wokukhwela, ngoko i-mileage iya kuba mfutshane phantsi kwemeko yebhetri efanayo.

49. Ingaba abavelisi beebhayisikile zombane bangazikhetha njani iinjini?Ngokusekelwe kwinto yokukhetha imoto?Kwizithuthi zombane, eyona nto ibaluleke kakhulu ekukhethweni kwemoto yayo kukukhethwa kwamandla alinganisiweyo emoto.

Ukhetho lwamandla alinganisiweyo emoto ahlulwe ngokubanzi ngamanyathelo amathathu:inyathelo lokuqala kukubala amandla omthwalo P; inyathelo lesibini kukukhetha kwangaphambili amandla alinganisiweyo emoto kunye nabanye ngokwamandla omthwalo.Isinyathelo sesithathu kukukhangela i-motor ekhethwe kwangaphambili.

Ngokubanzi, jonga ukufudumeza kunye nokunyuka kwamaqondo obushushu kuqala, emva koko ujonge umthamo wokugcwala, kwaye ujonge umthamo wokuqalisa ukuba kuyimfuneko.Ukuba konke kudlule, i-motor ekhethwe kwangaphambili ikhethiwe; ukuba akudlulanga, qala ukusuka kwinqanaba lesibini kude kube kudlule.Musa ukuhlangabezana neemfuno zomthwalo, encinci amandla alinganisiweyo emoto, ngakumbi ukonga.

Emva kokuba inyathelo lesibini ligqityiwe, ukulungiswa kweqondo lokushisa kufuneka kuqhutywe ngokuhambelana nokuhluka kweqondo lokushisa. Amandla alinganisiweyo aqhutywa phantsi kwesiseko sokuba umgangatho welizwe lobushushu be-ambient yi-40 degrees Celsius.Ukuba ubushushu be-ambient buphantsi okanye buphezulu unyaka wonke, amandla alinganisiweyo emoto kufuneka alungiswe ngokusetyenziswa ngokupheleleyo komthamo wemoto kwixesha elizayo.Ngokomzekelo, ukuba iqondo lokushisa elingapheliyo liphantsi, amandla alinganisiweyo emoto kufuneka abe phezulu kunePn eqhelekileyo. Ngokuchasene noko, ukuba ukushisa okungapheliyo kuphezulu, amandla alinganisiweyo kufuneka ancitshiswe.

Ngokuqhelekileyo, xa ubushushu be-ambient buchongiwe, i-motor yesithuthi sombane kufuneka ikhethwe ngokwemeko yokukhwela isithuthi sombane. Isimo sokukhwela isithuthi sombane singenza ukuba i-motor isondele kwindawo yokusebenza elinganisiweyo, ibe ngcono. Ubume bezithuthi ngokuqhelekileyo bumiselwa ngokwemiqathango yendlela.Umzekelo, ukuba umphezulu wendlela e-Tianjin usicaba, i-motor yamandla aphantsi yanele; ukuba kusetyenziswe i-motor enamandla kakhulu, amandla aya kuchithwa kwaye i-mileage iya kuba mfutshane.Ukuba zininzi iindlela zeentaba eChongqing, kufanelekile ukusebenzisa injini enamandla amakhulu.

I-50.60 degree ye-DC brushless motor inamandla ngakumbi kune-120 degree DC brushless motor, akunjalo?Ngoba?Ukusuka kwiimarike, kufunyenwe ukuba ubuxoki obunjalo buxhaphakile xa unxibelelana nabathengi abaninzi!Cinga i-60 degree motor yomelele kune-120 degree.Ukusuka kumgaqo we-brushless motor kunye neenyani, akukhathaliseki nokuba yinjini ye-60-degree okanye i-120-degree motor!Okubizwa ngokuba ziidigri zisetyenziselwa kuphela ukuxelela isilawuli se-brushless xa senza iingcingo zesigaba ezimbini esizikhathaleleyo ngokuqhuba.Akukho nto inamandla ngaphezu kwakhe nabani na ongomnye!Kuyafana nakwi-240 degrees kunye ne-300 degrees, akukho mntu unamandla kunomnye.

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Ixesha lokuposa: Apr-12-2023