Kev Sib Piv ntawm Cov Hom Tsav Tsheb Treadmill: Qhov Sib Txawv Ntawm DC thiab AC Motors
Thaum koj yuav lub treadmill, cov lus hais txog kev muag khoom feem ntau uas koj yuav hnov yog: "Tus qauv no muaj lub cev muaj zog DC - ntsiag to thiab txuag hluav taws xob." Lossis: "Peb siv cov cav AC qib lag luam rau kev ua haujlwm muaj zog thiab lub neej ntev." Qhov no puas ua rau koj tsis meej pem ntxiv? Rau cov tswv chaw ua si lossis cov lag luam wholesale, kev xaiv lub cev muaj zog tsis raug tuaj yeem ua rau muaj teeb meem me me xws li cov lus tsis txaus siab ntawm cov neeg siv thiab lub koob npe puas tsuaj, lossis cov teeb meem loj xws li kev ua tsis tiav ntawm lub cev muaj zog ntau zaus uas ua rau cov nqi kho thiab txawm tias ua rau muaj kev pheej hmoo kev nyab xeeb. Lub cev muaj zog yog lub plawv ntawm lub treadmill. Tsab xov xwm no tshem tawm cov lus siv thev naus laus zis los qhia txog qhov sib txawv tiag tiag ntawm DC thiab AC motors hais txog tus nqi, kev ua tau zoo, thiab kev saib xyuas. Tom qab nyeem, koj yuav nkag siab meej tias koj cov neeg siv khoom lossis chaw ua si xav tau hom "lub siab" twg tiag tiag.
I. Qhov Sib Txawv Tseem Ceeb: Cov Ntsiab Cai ntawm DC thiab AC Motor cuam tshuam li cas rau kev ua haujlwm tiag tiag?
Qhov no tsis yog tsuas yog qhov teeb meem ntawm "qhov twg zoo dua." Lawv qhov sib txawv tseem ceeb yog nyob ntawm seb lawv raug tsav li cas.
Cov cav DC ua haujlwm ntawm cov hluav taws xob ncaj qha. Lawv muaj ib qho "tswj" (commutator) uas tig rov qab qhov kev taw qhia tam sim no kom lub rotor tig. Lawv qhov zoo yog pib thiab nres du nrog kev tswj qhov ceev meej heev. Koj tuaj yeem ua tiav kev hloov kho qhov ceev tsis muaj kauj ruam ntawm 1 km / h txog 20 km / h los ntawm kev hloov kho qhov hluav taws xob, yam tsis muaj kev co.
Cov cav AC siv hluav taws xob AC ncaj qha los ntawm lub grid. Lawv cov qauv yooj yim dua thiab ncaj qha dua, feem ntau kho qhov ceev los ntawm kev hloov theem lossis cov tsav hloov zaus. Lawv muaj lub zog pib siab thiab kev ua haujlwm ruaj khov tas mus li. Xav txog kev thawb ib yam khoom hnyav: lub cav AC nce mus tom ntej nrog lub zog tawg tam sim ntawd, thaum lub cav DC nrawm maj mam thiab du.
Ib qho xwm txheej tiag tiag: Thaum lub sijhawm siab tshaj plaws ntawm lub chaw ua si lag luam, ibib lub treadmill tej zaum yuav pib thiab nres ntau pua zaus txhua hnub los ntawm cov neeg siv ntawm ntau qhov hnyav sib txawv. Lub zog pib siab ntawm lub cev muaj zog AC ua rau teb sai, txo lub sijhawm tos. Txawm li cas los xij, hauv kev teeb tsa hauv tsev, cov neeg siv muab qhov tseem ceeb rau kev pib du thiab ntsiag to - qhov no yog qhov uas DC lub cev muaj zog qhov kev tswj hwm qhov tseeb ci ntsa iab.
Cov lus nug uas cov neeg siv feem ntau nug: "Qhov ntawd puas txhais tau tias DC motors yeej zoo dua?" Tsis yog tag nrho. Txawm hais tias DC motors muaj kev tswj hwm zoo, lawv lub "commutator" tseem ceeb siv cov txhuam carbon - ib qho khoom siv uas yooj yim hnav. AC motors muaj cov qauv yooj yim dua, ruaj khov dua. Txawm li cas los xij, cov AC motors ib txwm muaj kev tswj hwm qhov ceev tsis zoo, qhov teeb meem uas cov AC motors niaj hnub no daws tau - txawm hais tias tus nqi siab dua.
II. Tus yeej ntawm kev lag luam hauv tsev: Vim li cas DC Motors thiaj li tseem ceeb
Mus rau hauv txhua lub khw muag khoom siv treadmill hauv tsev, thiab ntau dua 90% muaj DC motors. Qhov no tsis yog qhov xwm txheej.
Qhov zoo tshaj plaws yog plaub lo lus: kev paub zoo tshaj plaws rau tus neeg siv.
Nyob ntsiag to. DC motors ua haujlwm ntsiag to dua li AC motors uas muaj zog sib npaug. Rau kev siv hauv chav nyob lossis chav pw, qhov no yog qhov tseem ceeb.
Siv hluav taws xob tsawg. Thaum lub zog tsawg (taug kev qeeb, taug kev sai), DC motors ua haujlwm tau zoo dua thiab siv hluav taws xob tsawg dua thaum standby mode. Raws li lub sijhawm dhau mus, qhov sib txawv ntawm cov nqi hluav taws xob yog qhov tseem ceeb.
Kev Kho Kom Ceev Yooj Yim. Kev hloov ntawm kev taug kev mus rau kev khiav yog qhov yooj yim thiab tsis ua rau lub hauv caug mob, ua rau nws zoo tagnrho rau cov tsev neeg uas muaj cov neeg laus lossis cov neeg uas tab tom kho mob.
Loj Me Me. Rau qhov muaj zog sib npaug, DC motors feem ntau sib dua thiab me dua, ua rau yooj yim dua rau kev tais thiab khaws cov treadmill.
Kev Txhawb Nqa Cov Ntaub Ntawv: Raws li peb txoj kev taug qab ntawm kev lag luam muag khoom hauv North America, "suab nrov ua haujlwm ntau dhau" yeej ib txwm yog ib qho ntawm peb qhov laj thawj tseem ceeb rau kev xa rov qab cov khoom siv treadmill hauv tsev. Cov qauv uas muaj cov cav DC zoo qhia tias qhov nruab nrab qis dua 35% ntawm cov lus tsis txaus siab rau qhov teeb meem no. Qhov no yog cov lus tawm tswv yim ncaj qha los ntawm kev lag luam.
Cov Neeg Siv Khoom Txhawj Xeeb: "Puas yog cov cav DC hauv tsev feem ntau yuav tsis ua haujlwm? Kuv hnov tias lawv xav tau hloov cov txhuam carbon?" Qhov no yog qhov tseem ceeb. Cov cav DC qis qis muaj kev puas tsuaj sai sai, tej zaum yuav xav tau kev saib xyuas hauv ib mus rau ob xyoos. Txawm li cas los xij, cov khoom nruab nrab mus rau qib siab tam sim no siv cov cav DC brushless. Cov no hloov cov txhuam carbon nrog cov tswj hluav taws xob, tshem tawm cov teeb meem hnav, hluav taws xob, thiab suab nrov thaum lub neej ntev dua. Thaum yuav khoom, ib txwm piav qhia meej: "Nws puas yog lub cav DC brushed lossis brushless?"
III. Lub Pob Zeb Tseem Ceeb ntawm Kev Siv Lag Luam: Vim Li Cas AC Motors Thiaj Siv Tau Ntev?
Vim tias lawv ua tau raws li peb qhov kev xav tau tseem ceeb ntawm kev teeb tsa lag luam:
Kev ruaj khov thiab kev ntseeg siab. AC motors muaj cov qauv yooj yim tsis muaj cov txhuam carbon uas tsis muaj zog, qhia txog lub peev xwm tshwj xeeb los tiv taus kev ua haujlwm ntev, kev thauj khoom siab thiab kev pib / nres ntau zaus. Lub tshuab hluav taws xob AC tsim nyog rau kev lag luam
r yuav tsum ua haujlwm tau zoo rau 8-10 xyoo nrog kev saib xyuas kom zoo.
Lub Zog Muaj Zog Txuas Ntxiv Mus. Cov khoom siv lag luam muab qhov tseem ceeb rau "Lub Zog Txuas Ntxiv Mus" (CHP) dua li lub zog siab tshaj plaws. Cov cav AC muab cov zis ruaj khov ntawm lub zog ntsuas rau lub sijhawm ntev yam tsis muaj kev txo qis vim yog overheating, ua kom ntseeg tau tias kev ua haujlwm du txawm tias thaum cov neeg siv hnyav dua khiav ntawm qhov ceev siab.
Txo cov nqi kho mus sij hawm ntev. Txawm hais tias tus nqi yuav thawj zaug siab dua, AC motors yuav luag tsis tas yuav kho. Tshem tawm qhov teeb meem thiab cov nqi ntawm kev hloov cov txhuam carbon thiab cov maub los txhais tau tias muaj kev txuag nyiaj ntau rau cov chaw ua si uas ua haujlwm ntau pua lub tshuab.
Kev Kawm Txog Kev Lag Luam: Peb tau muab cov kev daws teeb meem hloov kho cov khoom siv rau lub npe lag luam kev noj qab haus huv hauv Sab Hnub Tuaj Suav teb. Qee qhov chaw ntawm lawv tau yuav cov qauv DC motor muaj zog heev los txuag nyiaj. Thaum lub sijhawm kawm ntawv siab tshaj plaws, cov motors feem ntau kub dhau thiab kaw, ua rau muaj kev tsis txaus siab ntawm cov tswv cuab. Tom qab hloov tag nrho cov units nrog cov qauv AC motor lag luam, daim pib kho tsheb tau txo qis ntau dua 90% hauv peb xyoos.
Cov Lus Nug Feem Ntau Rau Cov Neeg Siv: "Cov cav AC lag luam puas tsis siv zog ntau?" Qhov no yog kev nkag siab yuam kev. Thaum lub zog puv thiab ceev ceev, cov cav AC ua haujlwm tau zoo heev. Txawm li cas los xij, lawv siv zog ntau dua li cov cav DC thaum lub sijhawm ua haujlwm qeeb thiab lub sijhawm tos. Txawm li cas los xij rau cov chaw lag luam uas siv cov khoom siv ntau - qhov twg cov tshuab ua haujlwm feem ntau ntawm qhov nruab nrab mus rau qhov hnyav siab - lawv cov kev siv zog tag nrho tseem sib tw. Cov nqi hluav taws xob suav nrog ib feem ntawm tus nqi tau txais los ntawm kev txhim kho kev ntseeg siab thiab kev txaus siab ntawm cov tswv cuab.
IV. Phau Ntawv Qhia Txog Kev Txiav Txim Siab Txog Kev Yuav Khoom: Yuav Ua Li Cas Xaiv Cov Tsav Tsheb Raws Li Koj Lub Hom Phiaj Lag Luam?
Tam sim no, peb tuaj yeem tsim ib txoj kev txiav txim siab meej rau koj.
Yog tias koj yog ib lub lag luam wholesale uas tsom mus rau cov tsev neeg siv kawg:
Txhawb cov qauv brushless DC motor. Qhov no sawv cev rau kev lag luam tseem ceeb thiab yav tom ntej. Hais txog cov ntsiab lus tseem ceeb ntawm kev muag khoom: "ua haujlwm ntsiag to, txuag hluav taws xob, ua haujlwm tau zoo, thiab tsis tas yuav saib xyuas."
Sau kom meej tias lub zog fais fab txuas ntxiv mus (CHP). 1.5-2.5 CHP ua tau raws li feem ntau ntawm cov kev xav tau hauv tsev neeg. Lub zog fais fab siab tshaj plaws tsuas yog tus lej lag luam xwb - tsis txhob cia lwm tus dag.
Muab kev lav phib xaub rau lub cev muaj zog ntev dua ua kev pom zoo rau qhov zoo. Cov chaw tsim khoom uas muab kev lav phib xaub 5 xyoos lossis ntev dua feem ntau siv cov khoom siv ruaj khov dua.
Yog tias yuav khoom rau kev lag luam (chaw ua si, tsev so, thiab cov lag luam):
Cov cav AC lag luam yog qhov yuav tsum tau ua. Ua tib zoo saib lub cav "rated continuous power" thiab chav kawm rwb thaiv tsev (qhov zoo tshaj yog Chav F lossis siab dua).
Tshuaj xyuas qhov tsim kom txias ntawm lub cev muaj zog. Kev txias cua zoo lossis lub tsev ua los ntawm txhuas yog qhov tseem ceeb. Qhov no cuam tshuam ncaj qha rau kev ruaj khov ntawm kev ua haujlwm mus sij hawm ntev.
Muab cov kev tshawb fawb txog kev lag luam ntawm tus neeg muag khoom thiab kev txhawb nqa kev txij nkawm los ntawm cov kws tshaj lij rau hauv koj qhov kev ntsuam xyuas. Cov khoom siv lag luam yog hais txog kev daws teeb meem tag nrho, tsis yog tsuas yog lub tshuab nws tus kheej xwb.
Nco ntsoov txoj cai kub no: Kev nyob hauv tsev tsom mus rau kev paub dhau los (kev ua haujlwm ntsiag to, cov yam ntxwv ntse); kev lag luam muab qhov tseem ceeb rau kev ruaj khov (kev ruaj khov, lub zog). Kev yuav cov khoom siv lag luam nrog cov qauv kev nyob hauv tsev yuav ua rau muaj kev thauj khoom ntau dhau; kev muag cov khoom siv lag luam rau cov neeg siv hauv tsev tshem tawm kev siv nyiaj tsis zoo.
Xaus lus
Kev xaiv hom treadmill motor feem ntau yog nrhiav qhov sib npaug zoo tshaj plaws ntawm tus nqi pib, kev paub ua haujlwm, cov nqi kho, thiab lub neej ntev. DC motors tswj hwm kev lag luam hauv tsev nrog lawv qhov ntsiag to zoo tshaj plaws, kev tswj ceev, thiab kev siv hluav taws xob zoo. Lub caij no, AC motors ua haujlwm ua lub hauv paus tseem ceeb ntawm kev siv lag luam nrog kev ntseeg siab tsis sib xws thiab lub zog ruaj khov. Ua tus neeg txiav txim siab yuav khoom, kev nkag siab meej txog qhov sib txawv tseem ceeb thiab cov ntaub ntawv siv tsim nyog rau ob hom treadmill motor no yog ib kauj ruam tseem ceeb kom tsis txhob muaj teeb meem, txhim kho kev txaus siab ntawm cov neeg siv khoom, thiab txhawb kev ua haujlwm zoo.
Cov Lus Nug Feem Ntau
Q: Kuv puas yuav tsum tsom mus rau lub cev muaj zog "Continuous Horsepower (CHP)" lossis "Peak Horsepower (HP)"?
A: Ib txwm muab qhov tseem ceeb rau Lub Zog Nruj Nruj (CHP). Qhov no qhia txog lub cev muaj zog tiag tiag rau kev tsim tawm ruaj khov thiab ruaj khov rau lub sijhawm ntev. Lub Zog Nruj Nruj tsuas yog sawv cev rau lub zog siab tshaj plaws uas ua tau luv luv thiab muaj txiaj ntsig tsawg. Rau kev siv hauv tsev, tsom rau CHP tsawg kawg yog 1.5; cov qauv lag luam yuav tsum tshaj 3.0 CHP raws li kev siv zog.
Q: Qhov twg zoo dua: brushless DC motors lossis AC variable-speed motors?
A: Ob leeg sawv cev rau cov thev naus laus zis siab heev. Cov cav brushless DC muab kev ua tau zoo tshaj plaws (kev ua haujlwm ntsiag to, kev ua haujlwm zoo, kev tswj hwm) hauv tsev. Cov cav AC hloov pauv ceev feem ntau siv rau hauv cov qauv lag luam siab lossis cov qauv lag luam me, sib txuas cov khoom siv ruaj khov ntawm AC motors nrog kev tswj ceev ntawm cov tsav hloov pauv zaus, tab sis lawv tuaj ntawm tus nqi siab tshaj plaws. Rau feem ntau cov neeg siv hauv tsev, lub cav brushless DC zoo yog qhov kev xaiv zoo tshaj plaws thiab txaus.
Q: Rau cov treadmills hauv chav qhua hauv tsev so, puas yuav tsum siv cov motors lag luam lossis cov motors hauv tsev?
A: Qhov no poob rau hauv kev siv "kev lag luam me me" - ntau zaus dua li cov tsev nyob tab sis qis dua li cov chaw ua si tshaj lij. Xaiv cov qauv lag luam me me nrog cov qauv AC motor lag luam lossis cov qauv DC brushless zoo tshaj plaws (xam kom muaj zog txuas ntxiv thiab tsim thermal redundancy txaus). Muab qhov tseem ceeb rau qhov tsis ua haujlwm tsawg thiab ua haujlwm ntsiag to kom tiv thaiv cov qhua tsis txaus siab.
Kev piav qhia txog Meta:Kev Tshawb Fawb Txog Cov Hom Lub Cev Muaj Zog Treadmill: Qhov Txawv Tseem Ceeb Ntawm DC thiab AC Motors Yog Dab Tsi? Tsab xov xwm no piv cov suab nrov, kev siv hluav taws xob, kev ruaj khov, thiab tus nqi raws li cov xwm txheej hauv tsev thiab kev lag luam tiag tiag, muab cov lus qhia meej txog kev yuav khoom. Nyeem tam sim no kom xaiv lub plawv treadmill uas haum tshaj plaws rau koj lossis koj cov neeg siv khoom.
Cov Lus Tseem Ceeb:Lub cev muaj zog DC ntawm lub tshuab treadmill, Lub cev muaj zog AC ntawm lub tshuab treadmill, Lub cev muaj zog DC tsis txhuam, Lub zog nees txuas ntxiv (CHP), Lub cev muaj zog treadmill lag luam
Lub sijhawm tshaj tawm: Lub Ib Hlis-13-2026