Hom hom inductors hauv kev hloov cov khoom siv fais fab?
Hom hom choke, tseem hu ua hom hom choke, yog ib lub qhov txhab symmetrically nrog cov kev taw qhia sib txawv thiab tib tus naj npawb ntawm cov lem ntawm lub nplhaib sib nqus. Qhov zoo tshaj plaws hom choke muaj qhov cuam tshuam rau kev cuam tshuam ntawm hom kev cuam tshuam ntawm L (lossis N) thiab E, thiab tsis muaj qhov cuam tshuam rau kev cuam tshuam ntawm qhov sib txawv ntawm L thiab N. Txawm li cas los xij, qhov tseeb coil winding tsis zoo ib yam. raws li hom hom choke. Txawm li cas los xij, tsis tiav symmetry ntawm qhov tseeb coil winding tuaj yeem ua rau qhov sib txawv ntawm qhov sib txawv ntawm qhov sib txawv inductance. Lub teeb liab tam sim no lossis lub zog hluav taws xob tam sim no ntws los ntawm ob lub windings nyob rau hauv cov lus qhia sib txawv, qhov tshwm sim ntawm cov hlau nplaum sib nqus tshem tawm ib leeg, thiab choke coil qhia tias tsis muaj impedance. Hom-hom nrov nrov tam sim no (xws li hauv av voj voos tam sim no, tseem hu ua longitudinal tam sim no) ntws los ntawm ob lub windings nyob rau hauv tib txoj kev, lub resulting flux ntxiv nyob rau hauv tib txoj kev, lub choke muaj siab impedance, yog li ua lub luag hauj lwm nyob rau hauv suppressing. hom suab nrov.
Hom hom inductor yog qhov tseem ceeb ntawm ob txoj kev lim dej: ntawm ib sab, txhawm rau lim tawm ntau hom electromagnetic cuam tshuam ntawm cov teeb liab kab, ntawm qhov tod tes, inhibit nws tus kheej los ntawm kev xa tawm electromagnetic cuam tshuam, kom tsis txhob cuam tshuam kev ua haujlwm ntawm lwm tus. cov khoom siv hluav taws xob hauv tib qhov chaw electromagnetic.
Hom hom choke tuaj yeem xa cov teeb liab sib txawv, DC thiab tsawg zaus sib txawv hom teeb liab tuaj yeem dhau mus, thiab rau cov suab nrov nrov hom hom muaj qhov cuam tshuam loj, yog li nws tuaj yeem siv los tiv thaiv kev ua phem ntau hom tam sim no.
Dab tsi yog daim ntawv thov ntawm hom hom inductor hauv kev hloov hluav taws xob?
Hom hom inductor qee zaum hu ua hom hom choke, vim tias nws ua lub luag haujlwm hauv inhibiting, siv ntau dua hauv kev hloov hluav taws xob hloov hluav taws xob, tsim ntau yam lim rau EMI lim, inhibit ntau yam kev kub ceev teeb liab tsim los ntawm electromagnetic tsis tawm mus sab nraud, daim ntawv qhia nram qab no, lub Circuit Court muaj ib txheej ntawm cov kab sib txuas, cov teeb liab ib txwm los ntawm qhov yooj yim tsis cuam tshuam, tab sis thaum muaj kev sib txuam-hom tam sim no ntws los ntawm, vim yog isotropy ntawm hom hom tam sim no, nws yuav tsim ib qho homogeneous magnetic teb nyob rau hauv lub kauj, uas yog tib yam kev taw qhia raws li cov hom hom tam sim no. Chev los tsim tib cov kev taw qhia ntawm lub magnetic teb thiab ua rau kom inductive tsis kam ntawm lub kauj, yog li ntawd lub kauj qhia ib tug siab impedance, uas ua rau ib tug muaj zog damping nyhuv, ces cov hom hom tam sim no yuav attenuated, mus cuag lub hom phiaj ntawm suppressing. cuam tshuam.
