Kodi pali kusiyana kotani pakati pa mota ndi osautsa DC?

Matanthauzidwe oyambira okhazikika ndipozotchingira DC motas

DC Mota: Classic Electronachan

Makina owombera DC ndi mtundu wa makina a DC omwe amagwiritsa ntchito mabulosi opangira mabulosi ndi chom'chira kuti musinthe zomwe zilipo pagombe. Rotor (marramita) imanyamula ma coils, pomwe nkhaniyo imapereka maginito okhazikika pogwiritsa ntchito maginito okhazikika kapena minda yamunda. Monga momwe zida zankhondo zimasinthira, kaboni brashes imakhala yolumikiza magetsi ndi mabungwe a alondawo, ndikusinthanso maudindo amphamvu. Izi zimabweretsa chizolowezi chopita kunjira imodzi. Motors obzala DC amagwiritsidwa ntchito kwambiri chifukwa cha zofunikira zawo zoyendetsa galimoto, nthawi zambiri kumangopanga magetsi a DC kapena wowongolera pwm.

Moto Wopanda DC Mota: Kupanga Mabuku

DC yopumira ya DC (BLDC) imabwezeretsa minda kupita ku scartor ndikugwiritsa ntchito maginito osatha mu rotor. M'malo mwa njira zopangira, wowongolera zamagetsi amasintha pakati pa magawo azochitika malinga ndi ma rotor omwe ali ndi ma rotor (nthawi zambiri kuchokera ku holo masensa kapena kumbuyo - Emf akumva kumverera). Kapangidwe kameneka kumachotsa maburashi ndi womuyendetsa kwathunthu, kuchepetsa kuvala komanso phokoso lamagetsi. Maso mota a BlldC nthawi zambiri amakhala atatu - Gawo, ngakhale mapangidwe ena amagwiritsa ntchito magawo ambiri kuti asinthe bwino. Kuphatikiza kwa zamagetsi zamagetsi, kuzindikira, ndi kuwongolera kumathandizira kuchita bwino komanso malamulo othamanga a torget oyenera mafakitale amakono, oyendetsa galimoto, komanso ogula.

Kapangidwe ka mkati ndi zigawo zazikuluzikulu zimayerekezera

Makina Othandizira VS. Kuyendera Kwapagetsi

Moto wotsekemera, zigawo zazikuluzi ndi zida zankhondo ndi mphepo yamkuwa, womuthandizira, kabosa, kaboni imang'ambika, komanso maginito okhazikika. Woyendetsa ndegeyo ndi wamtundu wamakina omwe amazungulira ndi shaft, pomwe mabulosi ndi masika - Olumikizirana adayamba kukanikiza. Mosiyana ndi zimenezo, galimoto ya BLDC imagwiritsa ntchito rotor ndi maginito okhazikika komanso wowerengeredwa ndi minda yambiri yolumikizidwa kapena yogawika. Cyanja imayendetsedwa ndi semiconduct imasinthira, nthawi zambiri mosfts kapena igbts, olamulidwa ndi microcoproller kapena oyendetsa iC. Kusintha kumeneku kumalowa m'malo mwa makina opanga makina okhala ndi zozungulira - Statery Shot.

Kusankha Zinthu ndi Njira Zotentha

Mosakolo oweta nthawi zambiri zimayika kamphepo kwamkuwa pamtengo, zomwe zimazungulira mu munda. Kusintha kumeneku kumachepetsa kutentha chifukwa kuzungulira zinthu zokhudzana ndi mafuta osautsa ku nyumba. Mosaka zopanda pake zimayendetsa zomwe zimachitika ku Stonar, yomwe imalumikizidwa mwachindunji ndi galimoto, zimathandizira kuti usunge bwino kutentha. Makulidwe a rotor amapangira mapangidwe a blcc amagwiritsa ntchito NDFEB kapena zida za Fernger; Maginito a NDFF amatha kupereka mphamvu zamagetsi pamwamba 35 mogoe, kulola kuti tizilombo toyambitsa. Zambirizi zimakhudza mwachindunji kukula kwa magalimoto, kuchuluka kwaposachedwa, komanso kutentha kwakukulu, nthawi zambiri 80-120 ° - Cholinga cha 150 C pamtunda wa Premium.

Mfundo zogwiritsira ntchito ndi njira zoyendera

Kupanga kwamasiku ano komanso korona poyenda motalika

Mu Motors DC Kuyanjana pakati pa zida zamagetsi ndi zikwangwani kumatulutsa torque malingana ndi equation t = kt ·qu, komwe Kt ndi zida zokhazikika ndipo ine ndi zida zamakono. Pamene Rotor akutembenuka, womugulitsayo amasintha nthawi zonse pazitsulo za zida za zida zankhondo, zomwe zimasunga zowala molowera. Wamba ayi - Kuthamanga Kuthamanga kumatha kuyandikira ndi ω ω (v - i0 · r) v ndi v ndi v ndi magetsi, ndipo ke ndi kumbuyo - EMF nthawi zonse.

Kuyendera kwa magetsi mu Motors DC

M'maso a BlldC, zomwe zimapangitsa kuti zikhale zophatikizika mosiyanasiyana ndi malo a rotor. Atatu - Gantal Blldc Motor nthawi zambiri amatsatira njira zisanu ndi imodzi - Gawo la Center, limbikitsani magawo awiri nthawi yachitatu. Woyang'anira amagwiritsa ntchito holo - Zomvera kapena zowoneka bwino - Emf nthawi kuti mudziwe nthawi yoyimitsa maginito a rotogonil, okulitsa torque. Field - Kuwongolera (mawonekedwe) kumatha kuphatikiza zinthu zomwe zilipo kuti muwongolere torque ndi flux palokha, kukonza bwino komanso kugwira ntchito mwamphamvu. Njira yamagetsi iyi imalola liwiro losintha kuchokera pafupi ndi zero mpaka makumi ambiri a RPM ndi lamulo lolondola.

Kuchita bwino, kugwira ntchito, komanso kusamvana kwamphamvu

Kufalikira Kwambiri

Chifukwa mabwato osunthika amavutika chifukwa cha kubera kwa burashi, kuwonongeka kwa alonda, komanso kugwiritsa ntchito magiluti autotion, njira zawo zam'madzi zimachokera ku 70% mpaka 85% kwa ochepa. Mosiyana ndi zimenezo, blldc mozolo imakonda kukwaniritsa 85% mpaka 92% yogwira ntchito, komanso okwera - Zojambula zogwirira ntchito zimatha kupitirira 95% pansi pa mfundo zoyenera. Mwachitsanzo, kuwola kwa 200 w amatha kusintha 150-160 w mu mphamvu yogwira ntchito bwino kwambiri, pomwe mawotchi a BLDC kambiri kakugwiritsa ntchito 70-185 w. Zoposa zikwizikwi - Kusintha kwa mafakitale kapena Hvac.

Kuchulukitsa kwa Torque ndi Mphamvu - to ratio

Matayala a BlldC nthawi zambiri amapeza kachulukidwe kathumwamba kuposa mikangano chifukwa maginito okhazikika pa rotor amatha kulimbikitsa minda yolimba kwambiri popanda kuwonongeka kwa mkuwa. Makhalidwe okhazikika a torque a tornity a comprect a Blldc ali mu 0,3-0.7 nm / kg, pomwe mozolo oletsedwa nthawi zambiri amagwa pakati pa 0.2-0.4 nm / km / km. Mofananamo, mphamvu - Zowonjezera kuchuluka kwa mapangidwe a Bldc: Kusiyana kwa manambala kumeneku kumayendetsa zokonda zamphamvu za zosintha zosasinthika m'ma drones, e - njinga, maboti, ndi kulemera kwina.

Kuthamanga, kuwongolera kwa torque, komanso kumvetsera

Kuwongolera kuphweka mu mota

Kuthamanga kwa matope osunthika ndikowongoka: kusiyanasiyana kwa magetsi kapena kuzungulira kwa epict ya pwm siginecha mwachindunji kumasintha kuthamanga. Otsika - oyendetsa mitengo amatha kuwongolera liwiro ndikulekerera kwa ± 5-10% popanda mayankho. Torque ndiyofanana ndi yapano, kotero yotsika mtengo kapena yatsekedwa - chowongolera cha loop limatha kuthana ndi zochulukirapo. Komabe, poyankha mwachangu kwambiri kapena kuyankha koyenera (E.g., ± 0,1 °) ndikofunikira, wovutayo amakhala chinthu chopanda malire. Kuphatikiza apo, kuthamanga kwambiri pamwamba pa 10,000-15,000 rpm, kukhazikika kwamphamvu ndi kuvala kokweza kumakwera kwambiri, kusokoneza ntchito kupitilizabe.

Kuwongolera mphamvu zapamwamba za Mosal Motors

Motors Bldc dalira pa kuwongolera kwamakompyuta, komwe kumatseguka mwayi wapamwamba. Otsekedwa - chowongolera cha Loop Vector chitha kukhalabe olondola mkati mwa ± 1% kapena kukhala ndi katundu wosiyanasiyana, ndi nthawi yoyankha mumitundu ya millisecond. Kuwongolera kwa torque kulinso bwino - zokutira: Manja aposachedwa ndi ma bandwidths pamwamba 1 KHZ imathandizira kulimbitsa thupi komanso kugwira ntchito mwachangu. Makina ambiri ogwiritsa ntchito mafayilo a BLDC kapena okhazikika maginito (PMMM) amapeza zolondola kuposa ± 0.01 ° Makhalidwe awa amapanga makina osasunthika kwambiri kwa makina a CNC, maloboti, zida zamankhwala, ndi zida zilizonse zongokakamira.

Phokoso, kugwedezeka, komanso kufananiza kosalala

Phokoso ndi mawonekedwe opanga matope okhazikika

Sakani pamgwirizano mwachindunji amapanga phokoso lamakina ndi ntchito zamagetsi. Miyezo yazosangalatsa kwa misampha yaying'ono yomwe imadumphadumpha imatha kufikira 50-70 db patali pansi pa katundu. Kukhazikika pa burashi - mawonekedwe olumikiza amatulutsanso zamagetsi (EMI) kulowa m'mabwalo apafupi, nthawi zina amafuna kuti owonjezera owonjezera kapena otetezeka. Torque Ruglem imakhudzidwa ndi gawo la oyendetsa ndege ndi kuchuluka kwa mitengo; Kuwerengera kwapamwamba kumatha kuchepetsa kuchepa koma kuwonjezera zovuta. Muzogwiritsa ntchito monga zida za Office kapena zida za ogula, mbiri yaphokosoyi ikhoza kukhala yovomerezeka, koma yayikulu - Mankhwala omaliza, kapena abotolo, imakhala yovuta kwambiri.

Kugwiritsa ntchito bwino komanso kwa queter

Mitandare ya BLDC imagwira ntchito popanda kuwoloketsa magetsi, komwe kumachepetsa phokoso lamakina. Ndi kapangidwe koyenera, matope a Bldc amatha kugwira ntchito mosiyanasiyana, ndipo zotulukapo zawo za EMI zimaloseredwa komanso zosavuta kuwononga chifukwa chofalikira kuchokera ku zochitika zosinthasintha. Kugwiritsa ntchito njira ya sinuyonal kapena kuwunika kumatha kuchepetsa chibwibwi chotsika mtengo pa ochepa peresenti toppenti, ndikusinthasintha kosavuta ngakhale kuthamanga pang'ono. Izi zimapangitsa kuti modzipatu zokhala ndi ziphuphu zomwe zimagwiritsidwa ntchito bwino kamera, mapampu azachipatala, mafani, ndi ma ax a a servo pomwe osalala komanso ochepa kwambiri.

Kulimba, kukonza, komanso moyo wonse wa ntchito

Kuvala njira ndi ntchito mosiyanasiyana kwa moto

Choyambirira kuvala zinthu zowombera DC ndi mabulosi a kaboni komanso omuyendetsa. Munthawi zambiri, maburashi amatha maola 2000-5,000 ogwira ntchito m'mito yaying'ono ndi maola 10,000-20,000 akuluakulu, bwino - zopangidwa. Kuthamanga kwambiri, katundu wolemera, kapena kuyamba pafupipafupi - Kuletsa kuzungulira kumatha kufupikitsa izi modabwitsa. Kusamalira nthawi zambiri kumaphatikizapo kuyendera kwa nthawi yayitali, kuthira madzi, ndipo nthawi zina amayambiranso. Ngati ntchitozi zimanyalanyazidwa, kukana ndi kukanikizana kumatha kuwongolera, kuchepetsedwa, komanso kulephera. Zofunsira zofunsira zopitilira 24/7 popanda kusokonezedwa, zofunika kusanthula ziyenera kukhala zowoneka bwino.

Lalitali - moyo wamoyo wopanda zingwe

M'mapangidwe opanda phokoso, kusowa kwa njira yochitira makina kumathetsa gwero lalikulu. Moyo waukulu - Zowonjezera zina zikuluzikulu zimakhala zitsulo ndipo, kwa ocheperako, machitidwe otchinga ndi zinthu zamagetsi. Mipira yamakono yamakono nthawi zambiri imakhala ndi maola 20,000 mpaka maola 20,000- 40,000 m'matumba a nomwel ndi kuthamanga; Pogwiritsira ntchito moyenera, borsc mokhazikika kukwaniritsa ntchito yomwe imapezeka pafupifupi maola 30,000 ndipo imatha kupitirira maola 50,000 mumikhalidwe yabwino. Chifukwa palibe kusintha kwa kaphikidwe kofunikira ndikofunikira, nthawi yokonza ndi mtengo wake zimachepetsedwa kwambiri. Ubwino wodalirikawu ndi chifukwa chachikulu chomwe ambiri opanga ndi ogulitsa amafotokozera mayankho a Blldc pazovuta zotsutsa.

Mtengo, zofunikira zamagetsi, ndi zovuta

Ubwino Woyamba Wa Mosakha

Malinga ndi mawonekedwe a Hardware, otsekemera amakhala osavuta kupanga. Galimoto imatha kugwira ntchito mwachindunji kuchokera ku DC Mwachitsanzo, unit yokhazikika yokhala ndi mphamvu yovota ya 100 w ikhoza kuwononga ndalama 20-50% pang'ono pazinthu zophatikizira kuposa mota. Kuti mupange yaying'ono kapena mtengo wambiri - Zida zowoneka bwino, kusiyana kumeneku kumatha kukhala ndi chidwi. Komabe, kutalika kokwanira - Mtengo wokwanira wa umwini uyenera kuti akaunti yanu ikhale yogwira ntchito, kukonza, komanso nthawi yopuma, yomwe nthawi zambiri imachotsa ndalama zoyambira moyo.

Mtengo wowongolera ndi kuphatikiza kwa zopaka zopanda pake

Galimoto ya BLDC imafuna wowongolera wamagetsi, kuwonjezera zovuta. Woyang'anira amaphatikizapo mphamvu semiconductors, zowongolera mfundo, zomwe zimamveka bwino, ndipo nthawi zambiri zimayankhulana monga, Rs - 485, kapena Ethernetrial Ethernet. Mtengo woyamba wa dongosolo ungakhale wokwera pofika 30-100% poyerekeza ndi njira yosavuta yothetsera vuto. Komabe, ma module ophatikizika ndi magetsi opanga magetsi omwe amapangira njira zowonjezera amachepetsa kusiyana. Kusunga mphamvu, kukonza, kukonza zinthu, komanso kuchita bwino kumawerengedwa, moyo - mtengo wozungulira wa Bldis

Magawo a ntchito zofunsira pa mtundu uliwonse wamagalimoto

Zofala kwambiri zogwiritsira ntchito machesi a DC

Moto wa DC DC umakhala wotchuka pomwe mtengo wotsika, wovuta woyendetsa pamagetsi, ndipo zofuna kuchita zolimbitsa thupi ndizofunikira. Madera wamba amaphatikizapo zida zazing'ono zanyumba, zotsika - Zida Zamphamvu Zamphamvu, Zoseweretsa, zoseweretsa, komanso zoyendetsa zoyambira. Nthawi zambiri kugwiritsa ntchito milandu, malo ozungulira amakhala osakanizidwa, ndipo maola onse ogwirira ntchito ali ochepa, kusokoneza mphamvu ya burashi. Pazolowereka zamakono, wopanga kapena wogulitsa amathanso kusankha motalika kokhazikika chifukwa cha njira zopumira mwachangu, chifukwa kudziwongolera kumangofuna kumafunikira kumafunikira kumayiko osiyanasiyana ndi chitukuko cha firmwal.

Ntchito zomwe mumakonda za DC Motors

Maso mota a BLDAC amayendetsa pamapulogalamu okakamira kukula, mphamvu yayikulu, komanso kuwongolera. Zitsanzo zimaphatikizapo magalimoto amagetsi, ma drones ndi uavs, makina a CNC, mpweya - mafani ozizira, ndi otsetsereka. M'magawo awa, ndalama zake, kudalirika, komanso kuyankha mozama nkhani zowonjezereka pamtengo. Ambiri amagwira ntchito limodzi ndi wopanga galimoto kupereka mayankho a Blldc a Blldc kuti athetse mphamvu ya mphamvu, ma acipostics, ndi mawonekedwe. Mu woyenera ndi polojekiti - Bizinesi yochokera, kukhazikika kwa ntchito ndi kuchepa kwa zolephera m'munda nthawi zambiri kumatsimikizira kusintha kwaukadaulo wopanda ziphunzitso.

Malangizo posankha Pakati pa Kusaka ndi Zopanda Zopanda Zovuta

Njira Yaukadaulo Yaukadaulo ndi Makonda Okwanira

Kusankha pakati pa ndowa zozizira komanso zopanda pake kumafuna kuwunika njira zingapo zophunzitsidwa bwino:

• Kuzungulira kwa ntchito ndi moyo: Chifukwa chogwira ntchito mosalekeza maola 4,000 pachaka, BLDC imangopereka mtengo wotsika chifukwa cha moyo wautali chifukwa cha moyo wautali wa 5,000s 5,000,000 kwa njira zambiri zothetsera mavuto).
• Zochita zolimbitsa thupi:
• Kuthamanga ndi zofuna za torque: pakuthamanga pamwamba pa 15,000 rpm kapena kuwongolera kopelo ndi ma bandwidths mumitundu ya kilohertz, BLDC imakonda kwambiri.
• Malire a acoustic nose: kwa machitidwe omwe amafunikira <50 db patali yogwira, mayankho osasunthika ndikosavuta kuti ayenerere.
• Zovuta za bajeti: kwa otsika kwambiri - mtengo wotsika kwambiri - zotsika - ntchito zoyendetsedwa, mota yokhazikika yophatikizidwa ndi njira yosavuta ya pwm ikhoza kukhala chisankho chachuma.

Maganizo a malonda: Chuma, opanga, ndi maudindo othandizira

Kuphatikiza pa kusanthula kwa ntchito, njira zogulira zimakhudzanso kusankha. Mukamapanga zopanga zomwe zimapereka zinthu zonse zosefukira komanso zopanda pake, ndikofunikira kuyerekezera mitengo yamagetsi yokha komanso mtengo wa olamulira, zingwe, komanso kuphatikiza. Muzochita zowonjezera, ma bovc amatha kusangalala ndi mawu otsekemera. Woperekera luso laukadaulo akhoza kuthandiza kufanana ndi magetsi ovota, torque, kuthamanga, ndi malire a matenthedwe ku zida zanu. Pogwiritsira ntchito magwiridwe antchito a magwiridwe antchito, mabungwe angapewe mopitirira muyeso, muchepetse mitundu yosiyanasiyana, ndikukwaniritsa mtengo wabwino kwambiri wa umwini.

Maxtech amapereka mayankho

Maxtech amayang'ana pamayankho oyenda oyenda omwe amakwaniritsa mphamvu, kudalirika, ndi mtengo. Pofunsira ntchito, maxtech amathandizira kukonza molondola malinga ndi torquet tourque, kuzungulira kwa ntchito, ndikuyambira pano, kuphatikiza ma molojekiti otetezedwa ndi mabwalo otetezedwa moyenera. Kwa makina osasunthika, maxtech amapereka ma phukusi owongolera magalimoto okhala ndi zolimbitsa thupi pamwamba 90%, phokoso lotsika kwambiri, ndi ntchito za moyo wopitilira 30,000. Chithandizo cha Engineering chimakwirira kuwerengera kwa gawo la marrmal, komanso malingaliro a EMC, kuthandiza makasitomala kuchoka pamtengo wotsika mtengo. Kaya mukugwira ntchito yolumikizirana kapena mgwirizano wa oem, maxtech amathandizira kusamala magwiridwe antchito, bajeti, ndi nthawi yayitali - Kutalika kwa nthawi yayitali.