Tsheb generator.
Lub tshuab hluav taws xob tsheb yog lub zog tseem ceeb ntawm lub tsheb, nws txoj haujlwm yog muab lub zog rau txhua yam khoom siv hluav taws xob (tshwj tsis yog lub tshuab hluav taws xob) thaum lub cav khiav ib txwm, thiab them lub roj teeb tib lub sijhawm.
Nyob rau hauv lub hauv paus ntawm cov alternator peb-theem stator winding, nce tus naj npawb ntawm winding lem thiab coj tawm lub davhlau ya nyob twg, ntxiv ib txheej ntawm peb-theem choj rectifier. Thaum qis ceev, thawj winding thiab extension winding yog tso tawm nyob rau hauv series, thiab ntawm kev kub ceev, tsuas yog thawj peb-theem winding yog tso zis.
Txoj cai ua haujlwm
Lub hauv paus ntsiab lus ua haujlwm ntawm tag nrho alternator
Thaum sab nraud Circuit Court energizes teb winding los ntawm txhuam, ib tug magnetic teb yog generated, thiaj li hais tias tus claw ncej yog magnetized rau hauv N ncej thiab S ncej. Thaum lub rotor tig, cov sib nqus flux hloov pauv hauv stator winding, raws li lub hauv paus ntsiab lus ntawm electromagnetic induction, stator peb-theem winding yuav tsim alternating induced electromotive quab yuam. Qhov no yog li cas lub alternator generates hluav taws xob.
Tus thawj mover (xws li lub cav) rub lub DC zoo siab synchronous generator rotor tig ntawm qhov ceev n (rpm), thiab peb-theem stator winding induction AC peev xwm. Yog hais tias lub stator winding txuas nrog lub tshuab hluav taws xob, lub cev muaj zog muaj AC lub zog tso tawm, thiab lub zog AC hloov mus rau hauv cov khoom siv hluav taws xob ncaj qha los ntawm cov khoom siv hluav taws xob los ntawm tus choj rectifier hauv lub tshuab hluav taws xob.
Alternator muab faib ua ob feem ntawm stator winding thiab rotor winding, peb-theem stator winding yog faib rau ntawm lub plhaub raws li lub kaum sab xis ntawm 120 degrees sib txawv ntawm ib leeg, rotor winding yog tsim los ntawm ob tug ncej claws. Thaum lub rotor winding txuas nrog ncaj qha tam sim no, nws zoo siab heev, thiab ob tug ncej claws tsim N ncej thiab S ncej. Cov kab hlau nplaum sib nqus pib los ntawm N ncej, nkag mus rau hauv stator core los ntawm qhov sib txawv ntawm huab cua thiab rov qab mus rau tus ncej S uas nyob ib sab. Thaum lub rotor tig, lub rotor winding yuav txiav txoj kab sib nqus, thiab ua kom lub zog sinusoidal electromotive nrog qhov sib txawv ntawm 120 degrees hluav taws xob lub kaum sab xis nyob rau hauv stator winding, uas yog, peb-theem alternating tam sim no, thiab tom qab ntawd los ntawm cov khoom rectifier tsim. ntawm diodes rau hauv cov zis ncaj qha tam sim no.
Thaum lub kaw lus kaw, lub roj teeb ua ntej muab tam sim no. Circuit Court yog:
Roj teeb zoo → them lub teeb → regulator contact → excitation winding → lap iron → battery negative. Lub sijhawm no, lub teeb qhia kev them nyiaj yuav teeb vim qhov tam sim no dhau mus.
Txawm li cas los xij, tom qab lub cav pib, raws li lub tshuab hluav taws xob ceev nce, lub tshuab hluav taws xob davhlau ya nyob twg voltage kuj nce. Thaum cov zis hluav taws xob ntawm lub tshuab hluav taws xob sib npaug ntawm lub roj teeb voltage, lub peev xwm ntawm "B" kawg thiab "D" kawg ntawm lub tshuab hluav taws xob sib npaug, lub sijhawm no, lub teeb qhia them lub teeb raug tua vim qhov sib txawv ntawm ob. xaus yog xoom. Qhia tias lub tshuab hluav taws xob ua haujlwm ib txwm ua thiab cov khoom siv hluav taws xob tau muab los ntawm lub tshuab hluav taws xob nws tus kheej. Peb-theem AC electromotive quab yuam tsim los ntawm peb-theem winding nyob rau hauv lub tshuab hluav taws xob yog rectified los ntawm diode thiab outputs ncaj qha tam sim no los muab lub hwj chim rau lub load thiab them lub roj teeb.
Lub alternator feem ntau yog tsim los ntawm plaub ntu: rotor, stator, rectifier thiab kawg cap.
(1) Rotor
Lub luag haujlwm ntawm rotor yog tsim kom muaj qhov sib nqus sib nqus.
Lub rotor muaj ib tug claw ncej, ib tug quab, ib tug sib nqus teb winding, ib tug collector nplhaib thiab ib tug rotor ncej.
Ob tug claw ncej yog nias rau ntawm lub rotor ncej, thiab txhua tus ntawm ob tug claw ncej muaj rau noog-beak magnetic ncej. Sib nqus teb winding (rotor coil) thiab ib tug sib nqus yoke yog teem nyob rau hauv kab noj hniav ntawm lub claw ncej.
Lub nplhaib collector muaj ob lub nplhaib tooj liab insulated los ntawm ib leeg. Lub nplhaib collector yog nias rau ntawm lub rotor ncej thiab insulated nrog lub ncej. Ob lub nplhaib collector txuas nrog rau ob qho kawg ntawm cov hlau nplaum winding.
Thaum ob lub nplhaib sib nqus tau dhau mus rau qhov ncaj qha tam sim no (los ntawm txhuam), muaj tam sim no los ntawm cov hlau nplaum sib nqus, thiab cov axial magnetic flux yog tsim, yog li ntawd ib tug claw ncej yog magnetized rau N ncej thiab lwm yam yog magnetized. mus rau S ncej, yog li tsim rau 6 khub ntawm interleaving sib nqus ncej. Raws li lub rotor rotates, ib tug rotating magnetic teb yog tsim [1].
Lub tshuab hluav taws xob sib nqus ntawm lub tshuab hluav taws xob yog: yoke → N ncej → cua qhov sib txawv ntawm rotor thiab stator → stator → Cua sib txawv ntawm stator thiab rotor → S ncej → yoke.
(2) Lub stator
Lub luag haujlwm ntawm stator yog tsim kom muaj kev hloov tam sim no.
Lub stator muaj ib tug stator core thiab stator coil.
Lub stator core yog tsim los ntawm silicon steel nplooj ntawv nrog grooves nyob rau hauv lub nplhaib puab, thiab tus neeg xyuas pib ntawm stator winding yog embedded nyob rau hauv qhov zawj ntawm cov tub ntxhais.
Lub stator winding muaj peb theem, thiab peb theem winding txais lub hnub qub kev twb kev txuas los yog daim duab peb sab (siab zog) kev twb kev txuas, uas yuav tsim tau peb theem alternating tam sim no.
Peb-theem winding yuav tsum raug mob raws li qee qhov kev xav tau txhawm rau kom tau txais tib lub zaus, sib npaug amplitude, theem sib txawv ntawm 120 ° peb-theem electromotive quab yuam.
1. Qhov kev ncua deb ntawm ob sab zoo ntawm txhua lub kauj yuav tsum sib npaug rau qhov chaw nyob ntawm tus ncej hlau nplaum.
2. Qhov kev ncua deb ntawm qhov pib ntawm cov kab uas nyob ib sab ntawm txhua theem winding yuav tsum sib npaug los yog ntau qhov kev ncua deb nyob ntawm ib khub ntawm cov ncej sib nqus.
3. Lub npoo pib ntawm peb-theem winding yuav tsum tau sib cais los ntawm 2π + 120o hluav taws xob lub kaum sab xis (qhov chaw nyob ntawm ib khub ntawm cov hlau nplaum yog 360o hluav taws xob lub kaum sab xis).
Nyob rau hauv lub domestic JF13 series alternator, ib khub ntawm sib nqus ncej account rau spatial txoj hauj lwm ntawm 6 slots (60o hluav taws xob lub kaum sab xis ib qhov), ib tug sib nqus ncej account rau spatial txoj hauj lwm ntawm 3 slots, yog li txoj hauj lwm ncua sij hawm ntawm ob sab zoo ntawm Txhua lub kauj yog 3 qhov, qhov kev ncua deb ntawm qhov pib ntug ntawm txhua theem winding nyob ib sab ntawm lub kauj 6 qhov, qhov pib ntug ntawm peb theem winding tuaj yeem sib cais los ntawm 2 qhov, 8 qhov, 3 qhov. 14 slots, thiab lwm yam.
(3) Rectifier
Lub luag hauj lwm ntawm lub alternator rectifier yog hloov peb-theem alternating tam sim no ntawm stator winding mus rau tam sim no ncaj qha. Lub rectifier ntawm 6-tube alternator yog peb-theem puv-yoj tus choj rectifier Circuit Court muaj li ntawm 6 silicon rectifier diodes, thiab 6 lub raj rectifier yog feem nias (los yog welded) ntawm ob daim hlau.
1. Cov yam ntxwv ntawm automotive silicon rectifier diodes
(1) Kev ua haujlwm loj tam sim no, xa mus nruab nrab tam sim no 50A, surge tam sim no 600A;
(2) Siab rov qab voltage, rov qab rov qab ncov voltage 270V, thim rov qab tsis rov qab siab tshaj 300V;
(3) Tsuas muaj ib qho txhuas. Thiab qee qhov diode leads yog qhov zoo, qee qhov diode leads yog qhov tsis zoo, lub raj nrog cov kab hlau lead zoo yog hu ua lub raj zoo, thiab lub raj nrog cov kab hlau tsis zoo yog hu ua lub raj tsis zoo, yog li lub rectifier diode muaj qhov zoo diode thiab a tsis zoo diode.
(4) End cover
Qhov kawg npog feem ntau muab faib ua ob ntu (pem hauv ntej kawg cover thiab rov qab cover), uas plays lub luag hauj lwm ntawm kho lub rotor, stator, rectifier thiab txhuam los ua ke. Qhov kawg npog feem ntau yog cam khwb cia nrog aluminium alloy, uas tuaj yeem tiv thaiv cov hlau nplaum kom zoo thiab muaj kev ua haujlwm zoo thaum tshav kub kub dissipation.
Lub hauv qab kawg npog yog muab nrog ib tug txhuam los ua ke ntawm ib tug txhuam hniav, ib tug txhuam hniav thiab ib tug txhuam hniav. Lub luag haujlwm ntawm tus txhuam hniav yog los qhia txog cov khoom siv hluav taws xob los ntawm lub nplhaib sau rau hauv lub tshav pob winding.
Kev sib txuas ntawm lub tshuab hluav taws xob sib nqus winding (ob txhuam) thiab lub tshuab hluav taws xob sib txawv, kom lub tshuab hluav taws xob muab faib ua hom sab hauv thiab sab nraud.
1. Internal lap iron generator: Ib lub tshuab hluav taws xob nrog lub tshuab hluav taws xob sib nqus winding tsis zoo txhuam ncaj qha lap hlau (txoj kev txuas ncaj qha rau lub tsev).
2. Sab nraud-clad generator: Ib lub tshuab hluav taws xob uas ob qho tib si txhuam ntawm lub teb winding yog insulated los ntawm lub tsev.
Qhov tsis zoo electrode (tsis zoo txhuam) ntawm qhov sib nqus teb winding ntawm sab nraud hlau-hom generator txuas nrog lub regulator, thiab ces cov hlau txuas tom qab dhau.
Yog tias koj xav paub ntau ntxiv, txuas ntxiv nyeem lwm cov lus ntawm lub xaib no!
Thov hu rau peb yog tias koj xav tau cov khoom zoo li no.
Zhuo Meng Shanghai Auto Co., Ltd. tau cog lus los muag MG & MAUXS tsheb qhov chaw txais tos yuav.
