Kev ua haujlwm nyab xeeb ntawm lub tshuab hluav taws xob ua lub luag haujlwm txiav txim siab ua kom muaj kev ua haujlwm zoo thiab lub zog zoo ntawm lub zog hluav taws xob. Nyob rau tib lub sijhawm, lub tshuab hluav taws xob nws tus kheej kuj yog ib qho khoom siv hluav taws xob zoo heev. Relay tiv thaiv ntaus ntawv nrog kev ua tau zoo. Cia peb kawm cov kev paub yooj yim txog cov tshuab hluav taws xob hauv qab no!
▓ Lub cev muaj zog yog dab tsi?
Lub cev muaj zog yog ib qho khoom siv uas hloov cov roj teeb hluav taws xob rau hauv lub tshuab hluav taws xob thiab tsav lub log ntawm lub tsheb fais fab kom tig.
▓ Dab tsi yog winding?
Lub armature winding yog qhov tseem ceeb ntawm DC lub cev muaj zog thiab yog ib qho chaw coil nrog tooj liab enameled hlau. Electromotive quab yuam yog generated thaum armature winding rotates nyob rau hauv lub magnetic teb ntawm lub cev muaj zog.
▓ Dab tsi yog magnetic teb?
Lub zog teb uas tshwm sim nyob ib puag ncig ib puag ncig cov hlau nplaum ruaj khov lossis tam sim no thiab qhov chaw lossis ntau qhov sib nqus quab yuam uas tuaj yeem ua tiav los ntawm txhua qhov sib nqus.
▓ Lub zog magnetic teb yog dab tsi?
Lub zog sib nqus ntawm cov hlau tsis kawg uas nqa tam sim no ntawm 1 amp ntawm qhov deb ntawm 1/2 m ntawm cov hlau yog 1 A / m (Ampere / m, SI); nyob rau hauv CGS (cm-gram-thib ob), nws yog ua kev nco txog Oersted txoj kev pab rau electromagnetism, txhais cov magnetic teb zog ntawm ib tug infinite xaim nqa ib tug tam sim no ntawm 1 ampere ntawm ib tug deb ntawm 0.2 cm los ntawm cov hlau raws li 10e (Oersted), 10e=1/4.103/m, lub zog hlau nplaum feem ntau yog muab los ntawm H txhais tau tias.
▓ Ampere Txoj Cai yog dab tsi?
Tuav cov hlau nrog sab tes xis, thiab ua kom cov kev taw qhia ntawm tus ntiv tes xoo ncaj nraim nrog cov kev taw qhia ntawm qhov tam sim no, ces cov kev taw qhia taw qhia los ntawm plaub tus ntiv tes nkhaus yog cov kev taw qhia ntawm cov kab sib nqus.
▓ Dab tsi yog magnetic flux?
Sib nqus flux tseem hu ua magnetic flux: muaj ib lub dav hlau perpendicular mus rau cov kev taw qhia ntawm lub magnetic teb nyob rau hauv ib tug uniform magnetic teb, qhov sib nqus induction siv ntawm lub magnetic teb yog B, thiab cheeb tsam ntawm lub dav hlau yog S, peb txhais cov khoom. ntawm qhov sib nqus induction siv B thiab thaj tsam S, uas yog hu ua dhau los ntawm lub dav hlau no lub magnetic flux.
▓ Dab tsi yog stator?
Qhov uas tsis tig thaum lub tshuab txhuam los yog txhuam tsis siv lub tshuab ua haujlwm. Lub cev muaj zog ncej ntawm lub hub-hom txhuam los yog txhuam tsis siv lub cev muaj zog yog hu ua stator, thiab hom lub cev muaj zog tuaj yeem hu ua lub cev stator sab hauv.
▓ Dab tsi yog rotor?
Qhov uas rotates thaum txhuam los yog txhuam tsis muaj lub cev muaj zog ua haujlwm. Lub vaj tse ntawm lub hub-hom txhuam los yog txhuam tsis siv lub cev muaj zog yog hu ua rotor, thiab hom lub cev muaj zog tuaj yeem hu ua lub tshuab rotor sab nraud.
▓ Dab tsi yog carbon txhuam?
Lub cev muaj zog txhuam yog muab tso rau ntawm qhov chaw ntawm lub commutator. Thaum lub cev muaj zog tig, lub zog hluav taws xob xa mus rau lub coil los ntawm theem hloov pauv. Vim tias nws cov khoom tseem ceeb yog carbon, nws yog hu ua carbon txhuam, uas yooj yim rau hnav. Kev tu thiab hloov tsis tu ncua, thiab ntxuav cov pa roj carbon deposits
▓ Dab tsi yog txhuam txhuam?
Ib tug neeg kho tshuab qhia groove uas tuav thiab tswj txoj hauj lwm ntawm cov pa roj carbon txhuam nyob rau hauv lub brushed lub cev muaj zog.
▓ Dab tsi yog commutator?
Nyob rau hauv lub cev muaj zog txhuam, muaj cov hlua zoo li cov hlau uas yog insulated los ntawm ib leeg. Thaum lub cev muaj zog rotor rotates, lub sawb-zoo li tus hlau hloov mus rau qhov zoo thiab qhov tsis zoo ntawm tus txhuam kom paub txog kev hloov pauv qhov zoo thiab qhov tsis zoo ntawm cov kev taw qhia tam sim no ntawm lub cev muaj zog coil, thiab ua kom tiav qhov kev hloov ntawm lub cev muaj zog txhuam. Kev sib nrig sib.
▓ Phase sequence yog dab tsi?
Qhov kev txiav txim ntawm brushless lub cev muaj zog coils.
▓ Dab tsi yog magnetic steel?
Feem ntau siv los hu cov ntaub ntawv sib nqus nrog lub zog sib nqus hlau nplaum, lub tsheb fais fab txhua tus siv NdFeS cov hlau nplaum tsawg hauv ntiaj teb.
▓ Dab tsi yog electromotive force?
Nws yog generated los ntawm lub rotor ntawm lub cev muaj zog txiav cov magnetic teb kab, thiab nws cov kev taw qhia yog opposite rau sab nraud fais fab mov, yog li nws yog hu ua rov qab electromotive quab yuam.
▓ Dab tsi yog lub tshuab txhuam hniav?
Thaum lub cev muaj zog ua haujlwm, lub kauj thiab lub commutator tig, tab sis cov hlau nplaum hlau thiab cov txhuam hniav tsis tig. Kev hloov pauv ntawm cov kev taw qhia tam sim no ntawm lub kauj yog ua tiav los ntawm commutator thiab txhuam uas tig nrog lub cev muaj zog. Hauv kev lag luam tsheb hluav taws xob, cov tshuab txhuam hluav taws xob tau muab faib ua cov tshuab hluav taws xob ceev ceev thiab cov tshuab qis qis. Muaj ntau qhov sib txawv ntawm brushed motors thiab brushless motors. Nws tuaj yeem pom los ntawm cov lus hais tias cov tshuab txhuam hniav muaj cov txhuam hniav, thiab cov txhuam tsis txhuam tsis muaj cov txhuam hniav.
▓ Dab tsi yog qhov qis-ceev txhuam lub cev muaj zog? Dab tsi yog cov yam ntxwv?
Hauv kev lag luam tsheb hluav taws xob, lub tshuab hluav taws xob qis qis yog hais txog lub hub-hom qis-ceev thiab siab-torque gearless brushed DC lub cev muaj zog, thiab cov txheeb ze ceev ntawm stator thiab rotor ntawm lub cev muaj zog yog qhov ceev ntawm lub log. Tus naj npawb ntawm cov hlau nplaum ntawm lub stator yog 5 ~ 7 khub, thiab tus naj npawb ntawm cov rotor armature yog 39 ~ 57. Txij li thaum lub armature windings yog tsau nyob rau hauv lub log vaj tse, lub tshav kub yog yooj yim dissipated los ntawm lub rotating vaj tse. Lub plhaub rotating yog woven nrog 36 spokes, uas yog ntau conducive rau conduction ntawm tshav kub. Kev cob qhia txawj WeChat tus account tsim nyog rau koj mloog!
▓ Dab tsi yog cov yam ntxwv ntawm txhuam thiab txhuam hniav?
Vim tias muaj cov txhuam hniav hauv cov tshuab txhuam hniav, qhov kev phom sij tseem ceeb yog "txhuam hnav". Cov neeg siv yuav tsum nco ntsoov tias txhuam cov motors tau muab faib ua ob hom: toothed thiab toothless. Tam sim no, ntau lub tuam txhab xaiv cov tshuab txhuam hniav thiab txhuam hniav, uas yog cov motors siab. Lub npe hu ua "toothed" txhais tau hais tias txo lub cev muaj zog los ntawm lub iav txo cov txheej txheem (vim tias lub teb chaws tus qauv tau teev tseg tias qhov ceev ntawm lub tsheb hluav taws xob yuav tsum tsis pub tshaj 20 kilometers ib teev, yog li lub cev muaj zog yuav tsum yog 170 rpm los yog li ntawd). Vim hais tias lub siab ceev lub cev muaj zog yog decelerated los ntawm lub zog, nws yog tus yam ntxwv los ntawm tus neeg caij tsheb muaj zog thiab muaj zog nce siab thaum pib. Txawm li cas los xij, lub hub log hluav taws xob kaw, thiab nws tsuas yog ntim nrog cov roj nplua nyeem ua ntej tawm hauv lub hoobkas. Nws yog ib qho nyuaj rau cov neeg siv ua txhua hnub txij nkawm, thiab lub iav nws tus kheej kuj muaj cov neeg kho tshuab hnav. Qhov tsis muaj lubrication ua rau lub iav hnyav hnyav thiab lub suab nrov nyob rau hauv ib xyoos, thiab tam sim no thaum siv kuj txo. nce, cuam tshuam lub cev muaj zog thiab roj teeb lub neej.
▓ Dab tsi yog brushless lub cev muaj zog?
Txij li thaum tus maub los muab tam sim no ncaj qha nrog cov lus qhia tam sim no sib txawv, qhov kev hloov pauv tam sim no ntawm cov coils hauv lub cev muaj zog tuaj yeem ua tiav. Tsis muaj txhuam thiab commutators nruab nrab ntawm lub rotor thiab stator ntawm lub tshuab tsis muaj txhuam.
▓ Lub cev muaj zog ua kom muaj kev sib hloov li cas?
Thaum lub cev tsis muaj zog los yog txhuam tsis txhuam, cov kev taw qhia ntawm lub zog ntawm lub kauj hauv lub cev yuav tsum tau hloov pauv, kom lub cev muaj zog tuaj yeem tig tsis tu ncua. Kev sib hloov ntawm lub cev muaj zog yog ua tiav los ntawm commutator thiab txhuam, thiab lub cev tsis muaj zog yog ua tiav los ntawm tus maub los
▓ Phase poob yog dab tsi?
Hauv peb-theem Circuit Court ntawm brushless lub cev muaj zog lossis brushless maub los, ib theem tsis tuaj yeem ua haujlwm. Qhov tsis muaj theem yog muab faib ua qhov tsis muaj theem tseem ceeb thiab tsis muaj Hall theem. Qhov kev ua tau zoo yog tias lub cev muaj zog co thiab tsis tuaj yeem ua haujlwm, lossis kev sib hloov tsis muaj zog thiab lub suab nrov nrov. Tus maub los yooj yim heev rau hlawv tawm thaum nws ua haujlwm hauv lub xeev tsis muaj theem.
▓ Dab tsi yog hom motors?
Common motors include: brushed and geared hub motors, brushed gearless hub motors, brushless geared hub motors, brushless gearless hub motors, side-mounted motors, etc.
▓ Yuav ua li cas kom paub qhov txawv ntawm cov motors siab thiab qis qis los ntawm hom motors?
Brushed thiab geared hub motors thiab brushless geared hub motors yog high-speed motors;
Brushless thiab gearless hub motors thiab brushless gearless hub motors yog cov motors qis.
Lub zog ntawm lub cev muaj zog txhais li cas?
Lub zog ntawm lub cev muaj zog yog hais txog qhov sib piv ntawm cov khoom siv hluav taws xob tawm los ntawm lub cev muaj zog mus rau lub zog hluav taws xob uas muab los ntawm lub zog hluav taws xob.
Vim li cas xaiv lub zog ntawm lub cev muaj zog? Dab tsi yog qhov tseem ceeb ntawm kev xaiv lub cev muaj zog?
Kev xaiv ntawm lub cev muaj zog ntsuas lub zog yog qhov teeb meem tseem ceeb thiab nyuaj. Thaum lub sij hawm thauj khoom, yog tias lub zog ntawm lub cev muaj zog loj heev, lub cev muaj zog feem ntau yuav khiav ntawm lub teeb load, lub peev xwm ntawm lub cev muaj zog nws tus kheej tsis tuaj yeem siv tag nrho, thiab nws dhau los ua "lub laub nees loj". Nyob rau tib lub sijhawm, lub cev muaj zog muaj kev ua haujlwm qis thiab kev ua haujlwm tsis zoo, uas yuav ua rau cov nqi khiav lag luam nce ntxiv. Hloov pauv, yog tias lub zog ntsuas ntawm lub cev muaj zog yuav tsum yog me me, nws yog "lub laub nees me me". Lub cev muaj zog tam sim no tshaj qhov ntsuas tam sim no, qhov poob ntawm lub cev muaj zog nce, thiab kev ua haujlwm tsawg. Qhov tseem ceeb yog cuam tshuam rau lub neej ntawm lub cev muaj zog, txawm tias tsis muaj ntau dhau, lub neej ntawm lub cev muaj zog kuj yuav raug txo ntau dua; ntau dhau lawm yuav ua rau puas lub rwb thaiv tsev kev ua tau zoo ntawm lub cev muaj zog cov khoom siv rwb thaiv tsev lossis txawm hlawv nws. Ntawm chav kawm, lub zog ntsuas ntawm lub cev muaj zog me me, thiab nws yuav tsis tuaj yeem rub lub nra ntawm txhua qhov, uas yuav ua rau lub cev muaj zog nyob rau hauv lub xeev pib rau lub sijhawm ntev thiab puas los ntawm overheating. Yog li ntawd, qhov ntsuas lub zog ntawm lub cev muaj zog yuav tsum raug xaiv nruj me ntsis raws li kev ua haujlwm ntawm lub tsheb fais fab.
▓ Vim li cas tsis muaj brushless DC motors muaj peb Halls?
Luv luv, thiaj li yuav tig lub brushless DC lub cev muaj zog, yuav tsum muaj ib lub kaum ntse ntse ntawm cov hlau nplaum ntawm lub stator coil thiab cov hlau nplaum ntawm cov hlau nplaum ruaj khov ntawm lub rotor. Cov txheej txheem ntawm rotor kev sib hloov kuj yog cov txheej txheem ntawm kev hloov cov kev taw qhia ntawm rotor magnetic teb. Txhawm rau ua kom ob qhov chaw sib nqus muaj lub kaum ntse ntse, cov kev taw qhia ntawm magnetic teb ntawm stator coil yuav tsum tau hloov tom qab ib qho degree. Yog li ua li cas koj thiaj paub hloov cov kev taw qhia ntawm stator magnetic teb? Tom qab ntawd nws mus txog rau peb Halls. Xav txog cov Halls peb lub luag haujlwm los qhia tus tswj xyuas thaum twg los hloov cov kev taw qhia tam sim no.
▓ Dab tsi yog qhov kwv yees ntawm kev siv hluav taws xob ntawm lub tshuab tsis siv lub tshuab ntxhua khaub ncaws?
Kev siv lub zog ntawm lub tshuab tsis muaj lub cev muaj zog yog kwv yees li ntawm 6mA-20mA.
▓ Lub cev muaj zog tuaj yeem ua haujlwm li cas? Dab tsi yog qhov kub siab tshaj plaws lub cev muaj zog tuaj yeem tiv taus?
Yog tias qhov ntsuas kub ntawm lub ntsuas lub cev muaj zog tshaj qhov ntsuas kub ntawm qhov ntsuas kub ntau tshaj 25 degrees, nws qhia tau hais tias qhov kub ntawm lub cev muaj zog tau tshaj qhov qub. Feem ntau, qhov kub nce ntawm lub cev muaj zog yuav tsum qis dua 20 degrees. Feem ntau, lub cev muaj zog coil yog ua los ntawm cov hlau enameled, thiab thaum qhov kub ntawm cov hlau enameled siab tshaj li ntawm 150 degrees, cov xim zaj duab xis yuav poob vim qhov kub thiab txias, uas ua rau luv luv Circuit Court ntawm lub kauj. Thaum lub coil kub siab tshaj 150 degrees, qhov kub ntawm lub cev muaj zog casing yog hais txog 100 degrees, yog li yog hais tias nws yog raws li nyob rau hauv nws cov casing kub, qhov siab tshaj plaws kub lub cev muaj zog tiv taus yog 100 degrees.
▓ Qhov kub ntawm lub cev muaj zog yuav tsum qis dua 20 degrees Celsius, uas yog, qhov kub ntawm lub cav kawg npog yuav tsum siab tshaj qhov ntsuas kub ntawm qhov ntsuas kub tsawg dua 20 degrees Celsius, tab sis yog vim li cas vim li cas lub cev muaj zog kub tshaj 20 degrees Celsius. ?
Qhov ncaj qha ua rau lub cev muaj zog cua sov yog vim qhov loj tam sim no. Feem ntau, nws yuav tshwm sim los ntawm luv luv Circuit Court los yog qhib Circuit Court ntawm lub kauj, demagnetization ntawm cov hlau nplaum hlau los yog tsis tshua muaj efficiency ntawm lub cev muaj zog. Qhov xwm txheej ib txwm muaj yog tias lub cev muaj zog ua haujlwm nrog lub siab tam sim no ntev.
▓ Dab tsi ua rau lub cev muaj zog? Cov txheej txheem no yog dab tsi?
Thaum lub cev muaj zog khiav hauv qab load, muaj lub zog poob hauv lub cev muaj zog, uas thaum kawg yuav dhau los ua lub zog hluav taws xob, uas yuav ua rau lub cev muaj zog thiab siab dua qhov kub ntawm qhov chaw. Tus nqi uas lub cev muaj zog kub siab tshaj qhov ntsuas kub ntawm qhov chaw yog hu ua ramp-up. Thaum kub nce, lub cev muaj zog yuav dissipate cua sov rau ib puag ncig; qhov siab dua qhov kub, qhov ceev dua qhov kub dissipation. Thaum cov cua kub tawm los ntawm lub cev muaj zog hauv ib lub sijhawm sib npaug sib npaug ntawm cov cua sov dissipated, qhov kub ntawm lub cav yuav tsis nce ntxiv, tab sis tswj qhov kub thiab txias, uas yog, nyob rau hauv lub xeev ntawm qhov sib npaug ntawm qhov tsim hluav taws xob thiab cov cua sov dissipation.
▓ Dab tsi yog qhov tso cai kub nce rau kev nias dav dav? Qhov twg ntawm lub cev muaj zog feem ntau cuam tshuam los ntawm qhov kub thiab txias ntawm lub cev muaj zog? Nws txhais li cas?
Thaum lub cev muaj zog khiav hauv qab load, pib los ntawm nws lub luag haujlwm ntau npaum li qhov ua tau, qhov loj dua qhov load, lub zog tso zis zoo dua (yog tias lub zog siv tshuab tsis suav nrog). Tab sis qhov ntau dua qhov tso zis hluav taws xob, qhov poob ntawm lub zog ntau dua, qhov kub thiab txias. Peb paub tias qhov tsis muaj zog tshaj plaws hauv lub cev muaj zog yog cov khoom siv insulating, xws li enameled hlau. Muaj kev txwv rau qhov kub thiab txias ntawm cov ntaub ntawv insulating. Nyob rau hauv qhov kev txwv no, lub cev, tshuaj, txhua yam, hluav taws xob thiab lwm yam khoom ntawm cov ntaub ntawv insulating yog ruaj khov, thiab lawv lub neej ua haujlwm feem ntau yog li 20 xyoo. Tshaj qhov kev txwv no, lub neej ntawm cov khoom siv insulating yog luv luv, thiab txawm hlawv tawm. Qhov ntsuas kub no yog hu ua qhov tso cai kub ntawm cov khoom siv insulating. Qhov ntsuas kub ntawm cov khoom siv insulating yog qhov tso cai kub ntawm lub cev muaj zog; lub neej ntawm cov khoom siv insulating feem ntau yog lub neej ntawm lub cev muaj zog.
Qhov kub ntawm ambient sib txawv raws sijhawm thiab qhov chaw. Thaum tsim lub cev muaj zog, nws tau teev tseg tias 40 degrees Celsius raug coj los ua tus qauv ambient kub hauv kuv lub tebchaws. Yog li ntawd, qhov tso cai kub ntawm cov khoom siv insulating los yog lub cev muaj zog rho tawm 40 degrees Celsius yog qhov tso cai kub nce,
Qhov tso cai kub ntawm cov ntaub ntawv insulating sib txawv yog txawv. Raws li qhov ntsuas kub, feem ntau siv cov ntaub ntawv insulating rau lub cev muaj zog yog A, E, B, F, thiab H. Muab xam ntawm qhov ntsuas kub ntawm 40 degrees Celsius, tsib cov ntaub ntawv insulating thiab lawv qhov kev tso cai kub thiab tso cai kub nce yog qhia hauv cov lus hauv qab no:
Qib Rwb thaiv tsev cov ntaub ntawv tso cai kub tso cai kub nce
Impregnated paj rwb, txhob lo lo ntxhuav, cardboard, ntoo, thiab lwm yam., zoo tib yam insulating xim 105 65
E Epoxy resin, polyester zaj duab xis, ntsuab plhaub ntawv, tri-acid fiber, siab insulating xim 120 80
B Mica, asbestos, thiab fiberglass muaj pes tsawg leeg siv cov xim organic nrog txhim kho cov cua sov ua kom cov ntaub ntawv sib txuas 130 90
F Mica, asbestos thiab fiberglass compositions bonded los yog impregnated nrog epoxy resins nrog zoo heev tshav kub tsis kam 155 115
H Mica, asbestos los yog fiberglass compositions bonded los yog impregnated nrog silicone resin, silicone roj hmab 180 140
▓ Yuav ua li cas ntsuas lub kaum sab xis ntawm lub tshuab tsis muaj txhuam?
Tig lub hwj chim ntawm tus maub los, thiab tus maub los muab lub zog rau Hall lub caij, thiab lub kaum sab xis ntawm lub cev tsis muaj zog tuaj yeem kuaj pom. Cov txheej txheem yog raws li nram no: siv qhov ntxiv 20V DC voltage ntau ntawm lub multimeter, txuas cov liab xeem coj mus rau ntxiv 5V kab, thiab tus cwj mem dub los ntsuas qhov siab thiab qis voltages ntawm peb coj raws li, thiab sib piv nrog cov commutation table ntawm 60-degree thiab 120-degree motors.
▓ Vim li cas ho tsis muaj BLDC maub los thiab BLDC lub cev muaj zog txuas ntawm lub siab xav tig ib txwm? Vim li cas lub brushless DC thiaj li muaj ib theem kev thim rov qab?
Feem ntau hais lus, brushless DC lub cev muaj zog yog cov txheej txheem hauv cov lus tsa suab tiag tiag: lub cev muaj zog tig --- kev taw qhia ntawm rotor magnetic teb hloov --- thaum lub kaum sab xis ntawm cov kev taw qhia ntawm stator magnetic teb thiab cov kev taw qhia ntawm rotor magnetic teb mus txog lub kaum sab xis ntawm 60 degrees --- - Hall teeb liab hloov ---- theem kab tam sim no kev taw qhia hloov---- stator magnetic teb hla 60 degree hluav taws xob lub kaum sab xis rau pem hauv ntej---- stator Sib nqus teb kev taw qhia thiab rotor magnetic teb kev taw qhia suav nrog lub kaum sab xis yog 120 degree hluav taws xob lub kaum sab xis ---- lub cev muaj zog Ua kom tig. Yog li peb nkag siab tias Hall muaj rau lub xeev raug. Thaum ib tug tshwj xeeb Hall qhia rau tus maub los, tus maub los muaj ib theem kev tso zis lub xeev. Yog li cov theem thim rov qab yog ua kom tiav cov haujlwm no, uas yog, ua kom lub kaum sab xis hluav taws xob ntawm stator ib txwm nqis los ntawm 60 degrees hauv ib qho kev coj.
▓ Yuav ua li cas yog tias tus 60-degree brushless maub los siv rau ntawm 120-degree brushless motor? Yuav ua li cas txog lwm txoj kev nyob ib puag ncig?
Nws yuav poob rau qhov tshwm sim ntawm tsis muaj theem thiab tsis tuaj yeem tig ib txwm; tab sis tus maub los siv los ntawm Jieneng yog tus ntse brushless maub los uas tuaj yeem txheeb xyuas qhov 60-degree lub cev muaj zog lossis 120-degree lub cev muaj zog, kom nws tuaj yeem ua tau raws li ob hom motors, ua kev kho kom hloov tau. yooj yim dua.
▓ Yuav ua li cas DC brushless maub los thiab DC brushless lub cev muaj zog ncuav tawm cov theem kom raug?
Thawj kauj ruam yog los xyuas kom meej tias lub hwj chim thiab hauv av xaim ntawm Hall hlau yog zoo txuas nrog cov xov hlau sib txuas ntawm tus maub los, thiab muaj 36 txoj hauv kev los txuas peb lub cev muaj zog nyob ntawm cov xov hlau thiab peb lub cev muaj zog xaim mus rau tus maub los. Txoj kev ruam yog sim txhua lub xeev ib los ntawm ib qho. Thaum hloov pauv, nws tuaj yeem nqa tawm yam tsis muaj kev cuam tshuam, tab sis nws yuav tsum ua tib zoo thiab nyob rau hauv ib qho kev txiav txim. Ceev faj tsis txhob ntswj ntau dhau txhua zaus. Yog hais tias lub cev muaj zog tsis tig smoothly, lub xeev no tsis yog. Yog hais tias tus kov yog twisted ntau dhau, nws yuav ua rau tus maub los puas. Yog tias nws thim rov qab, paub cov theem ua ntu zus ntawm tus maub los. Nyob rau hauv cov ntaub ntawv ntawm tus maub los, Hall kab a thiab c ntawm tus maub los yog pauv, thiab theem A thiab B ntawm cov kab nias yog sib pauv nrog ib leeg, thiab kev sib hloov rov qab tuaj yeem thim rov qab. Thaum kawg, txoj hauv kev tseeb los txheeb xyuas qhov kev sib txuas yog qhov qub thaum lub sijhawm ua haujlwm siab tam sim no.
▓ Yuav ua li cas tswj lub 60- degree lub cev muaj zog nrog ib tug 120-degree brushless maub los?
Ib txoj kab kev taw qhia tuaj yeem ntxiv ntawm b-theem ntawm brushless motor Hall teeb liab kab thiab tus maub los sampling teeb liab kab.
▓ Dab tsi yog qhov sib txawv ntawm qhov sib txawv ntawm lub tshuab hluav taws xob siab ceev thiab lub tshuab hluav taws xob qis qis?
A. Lub cev muaj zog ceev muaj lub clutch overrunning, uas yog ib qho yooj yim tig mus rau hauv ib qho kev taw qhia thiab sab laug nyob rau hauv lwm txoj kev; lub cev muaj zog qis yog qhov yooj yim sib npaug los tig lub thoob hauv ob qho tib si.
B. Lub cev muaj zog ua kom nrov nrov thaum lub tsheb tig, thiab lub tshuab qis qis ua kom nrov nrov. Nws yog ib qho yooj yim rau ib tus neeg paub txog kev txheeb xyuas los ntawm pob ntseg.
▓ Dab tsi yog qhov ntsuas khiav ntawm lub cev muaj zog?
Thaum lub cev muaj zog khiav, yog tias txhua lub cev muaj nuj nqis yog tib yam li nws cov nqi ntsuas, nws yog hu ua cov ntsuas kev khiav haujlwm. Raws li kev ntsuas kev khiav haujlwm, lub cev muaj zog tuaj yeem ua haujlwm tau zoo thiab muaj qhov ua tau zoo tshaj plaws.
