Yuav hloov fais fab mov transformers rov tsim hluav taws xob?
Hloov fais fab mov nyob rau hauv high-frequency ferrite transformer tsuas yog hloov lub zog, tsis tuaj yeem rov tsim lub zog, hloov dua siab tshiab thiab rov tsim dua tshiab yog qhov sib txawv.
Hloov fais fab mov transformer high-frequency ferrite cov ntaub ntawv muaj pes tsawg leeg, nws zaus ua hauj lwm nyob rau hauv lub 80KHz ~ 120KHz high-frequency range, uas yog zoo tib yam fais fab transformer silicon steel ntawv yuav tsis muaj peev xwm. High-frequency transformer coil hloov yog me me, nws lub luag hauj lwm voj voog D nyob rau hauv 0.45. nws thiab teb cov nyhuv tube ua ke tsim asymmetric tsav ib nrab-bridge transformer Circuit Court, symmetric tsav ib nrab-bridge transformer circuit, symmetric tsav laub-rub transformer circuit, symmetric tsav tag nrho-bridge transformer Circuit Court, flyback transformer circuit.
Yog li AC hluav taws xob AC 220V, dhau los ntawm tus choj rectifier diode Circuit Court, thiab tom qab ntawd los ntawm kev lim dej electrolytic capacitors, boost rau DC voltage ntawm 300V voltage tsim los ntawm ntau yam sib txawv tsav transformer Circuit Court nrog lub rooj vag ntawm lub teb cov nyhuv tube yog tswj los ntawm pulse width modulation (hu ua PWM module) nti tswj. Lub sijhawm no, lub zog hloov hluav taws xob hloov pauv hloov pauv hloov pauv hloov pauv lub zog, ua lub luag haujlwm ntawm lub zog hloov pauv thiab hloov pauv, txawm li cas los xij, tsis muaj teeb meem dab tsi hauv Circuit Court, thaum hloov lub raj xa hluav taws xob, lub tshuab hloov pauv hloov hluav taws xob rau hauv lub zog sib nqus lub zog khaws cia, thaum lub raj hloov pauv. - tawm yog tso tawm. Nyob rau hauv pem hauv ntej Circuit Court, thaum lub switching yog nyob rau, lub input voltage yog nkag ncaj qha mus rau lub load thiab lub zog yog khaws cia nyob rau hauv lub zog cia inductor, thaum lub switching tawm, thiab ces los ntawm lub zog cia inductor rau lub continuation ntawm tam sim no. rau lub nra.
High-frequency transformer nyob rau hauv lub switching fais fab mov los ua lub luag hauj lwm nyob rau hauv lub hloov lwm lub tsev, ntxiv rau nws yuav ua tau lub hauv paus ntawm lub AC fais fab mov los ntawm uas nws yog cais, tsis ncaj qha mus rau lub thib ob sab ntawm lub load.
Txoj cai lij choj ntawm kev txuag hluav taws xob qhia peb: hais tias lub zog tsis tawm ntawm huab cua nyias lossis tawm ntawm huab cua nyias, nws tsuas yog hloov los ntawm ib daim ntawv mus rau lwm daim ntawv. Nyob rau hauv lwm yam lus, lub zog lub zog yog ib txwm circulating, tab sis nws tsis yog regenerated. Hauv cov txheej txheem hloov dua siab tshiab, nws qhov kev ua tau zoo tsis tuaj yeem yog 100%, zoo li qhov hloov hluav taws xob hloov hluav taws xob hloov hluav taws xob, txawm hais tias nws qhov ua tau zoo siab li 90%, ces tseem muaj 10%. Nyob rau hauv cov ntaub ntawv ntawm no switching fais fab transformer Circuit Court, txawm hais tias nws muaj ib tug efficiency ntawm 90 feem pua, tseem muaj ib tug 10 feem pua poob tus nqi. Txawm li ntawd los, nws yog tus tswv ntawm kev hloov dua siab tshiab.
