Hnub no, ntau yam khoom siv tau tsim nrog lub peev xwm los kho qhov tam sim no. Yog li, tus neeg siv muaj peev xwm tswj tau lub zog ntawm lub cuab yeej. Cov khoom siv no tuaj yeem ua haujlwm hauv ib lub network nrog kev hloov pauv tam sim no, nrog rau cov tam sim no ncaj qha. Nyob rau hauv lawv tsim, regulators yog heev txawv. Qhov tseem ceeb ntawm lub cuab yeej tuaj yeem hu ua thyristors.
Resistors thiab capacitor kuj tseem yog cov ntsiab lus tseem ceeb ntawm cov tswj hwm. Sib nqus amplifiers tsuas yog siv hauv cov khoom siv hluav taws xob siab. Lub smoothness ntawm kev kho nyob rau hauv lub ntaus ntawv yog guaranteed los ntawm lub modulator. Feem ntau koj tuaj yeem pom lawv cov kev hloov pauv hloov. Tsis tas li ntawd, lub kaw lus muaj cov lim dej uas pab ua kom lub suab nrov hauv Circuit Court. Vim li no, qhov tam sim no ntawm cov zis yog ruaj khov dua li ntawm cov khoom siv.
Scheme of a simple regulator
Tam sim no regulator Circuit Court ntawm cov pa hom thyristors koom nrog kev siv cov diode sawv daws yuav. Niaj hnub no, lawv yog cov yam ntxwv ntawm kev ruaj ntseg thiab muaj peev xwm ua haujlwm tau ntau xyoo. Nyob rau hauv lem, lub triodeanalogues tuaj yeem khav tau ntawm lawv cov kev ua tau zoo, txawm li cas los xij, lawv muaj peev xwm tsawg. Rau qhov zoo tam sim no conductivity, teb hom transistors yog siv. Ntau yam ntawm cov laug cam tuaj yeem siv rau hauv qhov system.
Txhawm rau ua 15 V regulator tam sim no, koj tuaj yeem xaiv tus qauv cim KU202 yam nyab xeeb. Qhov thaiv qhov hluav taws xob yog muab los ntawm cov capacitors uas tau teeb tsa thaum pib ntawm lub voj voog. Modulators nyob rau hauv regulators, raws li txoj cai, yog hom teb. Los ntawm lawv tus qauv tsim, lawv yooj yim heev thiab tso cai rau koj los hloov cov qib tam sim no kom du. Txhawm rau kom ruaj khov qhov hluav taws xob thaum kawg ntawm lub voj voog, cov ntxaij lim dej tshwj xeeb yog siv. Lawv cov analogues muaj peev xwm tsuas yog ntsia tau rau hauv cov tswj hluav taws xob tshaj 50 V. Lawv tiv nrog electromagnetic cuam tshuam zoo heev thiab tsis muab cov khoom loj ntawm thyristors.
DC Devices
Qhov tam sim no regulator circuit yog tus cwj pwm los ntawm kev ua haujlwm siab. Nyob rau tib lub sijhawm, kev poob cua sov hauv lub cuab yeej yog tsawg. Txhawm rau ua DC regulator, thyristor yuav tsum muaj hom diode. Lub impulse mov nyob rau hauv cov ntaub ntawv no yuav siab vim lub ceev voltage conversion txheej txheem. Cov resistors hauv Circuit Court yuav tsum muaj peev xwm tswj tau qhov siab tshaj plaws ntawm 8 ohms. Nyob rau hauv rooj plaub no, qhov no yuav txo qhov kub poob. Thaum kawg, tus modulator yuav tsis overheat sai.
Cov analogues niaj hnub yog tsim los rau kwv yees li qhov kub siab tshaj ntawm 40 degrees, thiab qhov no yuav tsum tau muab coj los rau hauv tus account. tebTransistors tsuas tuaj yeem nqa tam sim no hauv ib lub voj voog hauv ib qho kev taw qhia. Muab qhov no, lawv yuav tsum nyob hauv lub cuab yeej tom qab lub thyristor. Raws li qhov tshwm sim, theem ntawm qhov tsis zoo yuav tsis tshaj 8 ohms. High-pass lim tsis tshua tau nruab rau ntawm DC regulator.
AC qauv
Cov kev hloov pauv tam sim no yog qhov sib txawv ntawm qhov thyristors hauv nws tsuas yog siv hom triode xwb. Nyob rau hauv lem, transistors feem ntau siv teb-hom. Capacitors nyob rau hauv Circuit Court tsuas yog siv rau stabilization. Nws yog qhov ua tau, tab sis tsis tshua muaj, kom tau raws li cov ntxaij lim dej ntau zaus hauv cov khoom siv ntawm hom no. Cov teeb meem kub kub hauv cov qauv yog daws los ntawm lub pulse converter. Nws yog ntsia tau rau hauv lub system qab lub modulator. Cov lim dej qis yog siv rau hauv cov neeg tswj xyuas nrog lub zog txog 5 V. Cathode tswj hauv lub cuab yeej yog ua los ntawm kev tawm tsam cov input voltage.
Stabilization ntawm tam sim no hauv lub network tshwm sim zoo. Txhawm rau tiv nrog kev thauj khoom siab, rov qab zener diodes yog siv rau qee kis. Lawv txuas nrog transistors siv lub choke. Nyob rau hauv cov ntaub ntawv no, lub tam sim no regulator yuav tsum muaj peev xwm tiv taus lub siab tshaj plaws load ntawm 7 A. Nyob rau hauv cov ntaub ntawv no, lub limiting kuj nyob rau hauv lub system yuav tsum tsis txhob ntau tshaj 9 ohms. Hauv qhov no, koj tuaj yeem cia siab rau txoj kev hloov pauv sai.
Yuav ua li cas thiaj ua tau lub tshuab hluav taws xob rau cov hlau?
Koj tuaj yeem ua tus ua-nws-koj tus kheej tam sim no regulator rau cov hlau soldering siv triode-type thyristor. Tsis tas li ntawd, cov transistors bipolar thiab cov lim qis qis yuav tsum tau ua. Capacitors nyob rau hauv lub ntaus ntawv yog siv nyob rau hauv ib tug npaum li cas ntawm tsis ntau tshaj ob units. Qhov txo qis ntawm qhov tam sim no anode hauv qhov no yuav tsum tshwm sim sai. Txhawm rau daws qhov teeb meem nrog qhov tsis zoo polarity, hloov pauv hloov pauv tau teeb tsa.
Rau qhov hluav taws xob sinusoidal lawv zoo meej. Kev tswj ncaj qha tam sim no tuaj yeem yog vim yog hom rotary regulator. Txawm li cas los xij, lub laub-khawm counterparts kuj pom nyob rau hauv peb lub sijhawm. Txhawm rau tiv thaiv cov cuab yeej, rooj plaub yog kub-resistant. Resonant transducers hauv cov qauv kuj tuaj yeem pom. Lawv txawv, nyob rau hauv kev sib piv nrog cov pa counterparts, nyob rau hauv lawv cheapness. Hauv kev ua lag luam feem ntau lawv tuaj yeem pom nrog cov cim PP200. Tam sim no conductivity nyob rau hauv cov ntaub ntawv no yuav tsawg, tab sis tus tswj electrode yuav tsum tiv nrog nws cov dej num.
roj teeb chargers
Txhawm rau ua tus tswj hwm tam sim no rau lub charger, thyristors tsuas yog xav tau hom triode xwb. Lub xauv mechanism nyob rau hauv rooj plaub no yuav tswj cov tswj electrode hauv Circuit Court. Field-effect transistors hauv cov khoom siv feem ntau siv. Qhov siab tshaj plaws thauj khoom rau lawv yog 9 A. Cov lim dej qis rau cov tswj hwm zoo li no tsis tsim nyog. Qhov no yog vim lub fact tias lub amplitude ntawm electromagnetic cuam tshuam yog heev. Qhov teeb meem no tuaj yeem daws tau yooj yim los ntawm kev siv cov lim dej resonant. Hauv qhov no, lawv yuav tsis cuam tshuam nrog lub teeb liab conductivity. Kev poob cua sov hauv cov tswj hwm yuav tsum tsis saib xyuas.
Daim ntawv thov ntawm triac regulators
Triac controllers, raws li txoj cai, yog siv hauv cov khoom siv uas nws lub hwj chim tsis tshaj 15 V. Nyob rau hauv rooj plaub no, lawv tuaj yeem tiv taus qhov siab tshaj plaws ntawm 14 A. Yog tias peb tham txog cov khoom siv teeb pom kev zoo, ces tsis yog txhua tus ntawm lawv. siv tau. Lawv kuj tsis haum rau high voltage transformers. Txawm li cas los xij, ntau yam khoom siv xov tooj cua nrog lawv tuaj yeem ua haujlwm ruaj khov thiab tsis muaj teeb meem.
Regulators rau qhov hnyav hnyav
Tam sim no regulator Circuit Court rau ib qho active load ntawm thyristors koom nrog kev siv hom triode. Lawv muaj peev xwm dhau lub teeb liab ntawm ob qho tib si. Qhov txo qis ntawm cov anode tam sim no hauv Circuit Court tshwm sim vim qhov txo qis hauv qhov txwv zaus ntawm lub cuab yeej. Qhov nruab nrab, qhov ntsuas no hloov pauv ib puag ncig 5 Hz. Qhov siab tshaj plaws tso zis voltage yuav tsum yog 5 V. Rau lub hom phiaj no, tsuas yog siv teb hom resistors. Tsis tas li ntawd, cov khoom siv hluav taws xob zoo tib yam tau siv, uas nyob rau nruab nrab muaj peev xwm tiv taus qhov tsis kam ntawm 9 ohms.
Pulse zener diodes hauv cov tswj hwm zoo li no tsis tshua muaj. Qhov no yog vim lub fact tias lub amplitude ntawm electromagnetic oscillations yog heev loj thiab yuav tsum tau nrog nws. Txwv tsis pub, qhov kub ntawm cov transistors nce sai heev, thiab lawv yuav siv tsis tau. Ntau yam ntawm cov converters yog siv los daws cov teeb meem pulse poob. Hauv qhov no, cov kws tshaj lij kuj tuaj yeem siv cov keyboards. Lawv tau nruab rau hauv cov regulators tom qab cov nyhuv transistors. Nyob rau tib lub sijhawm, lawv yuav tsum tsis txhob kov cov capacitors.
Yuav ua li cas rau tus qauv tswj theem?
Koj tuaj yeem ua tus tswj hwm theem tam sim no nrog koj tus kheej txhais tes siv lub thyristor cim KU202. Nyob rau hauv cov ntaub ntawv no, cov khoom ntawm blocking voltage yuav dhau unhindered. Tsis tas li ntawd, koj yuav tsum tau saib xyuas lub xub ntiag ntawm capacitors nrog kev txwv tsis pub ntau tshaj 8 ohms. Tus nqi rau rooj plaub no tuaj yeem raug coj los ntawm PP12. Cov electrode tswj nyob rau hauv cov ntaub ntawv no yuav muab zoo conductivity. Pulse converters nyob rau hauv regulators ntawm hom no yog heev tsawg. Qhov no yog vim qhov tseeb hais tias qhov nruab nrab zaus nyob rau hauv lub system tshaj 4 Hz.
Raws li qhov tshwm sim, qhov hluav taws xob muaj zog yog siv rau thyristor, uas ua rau muaj kev nce ntxiv hauv qhov tsis zoo. Yuav kom daws tau qhov teeb meem no, ib txhia hais kom siv laub-rub converters. Lub hauv paus ntsiab lus ntawm lawv cov kev ua haujlwm yog nyob ntawm qhov voltage inversion. Nws yog qhov nyuaj heev los ua tus tswj hwm tam sim no ntawm hom no hauv tsev. Raws li txoj cai, txhua yam nyob ntawm kev nrhiav qhov tsim nyog converter.
Switching regulator device
Ua kom hloov pauv tam sim no regulator, thyristor yuav xav tau hom triode. Kev tswj hluav taws xob yog muab los ntawm kev kub ceev. Cov teeb meem nrog rov qab conductivity nyob rau hauv lub cuab yeej yog daws los ntawm bipolar hom transistors. Capacitors nyob rau hauv lub system yog ntsia tsuas yog nyob rau hauv khub. Lub anode tam sim no nyob rau hauv Circuit Court yog txo los ntawm kev hloov txoj hauj lwm ntawm thyristor.
Xauv mechanism hauv cov tswj hwm ntawm hom nontsia tom qab cov resistors. Muaj ntau hom lim dej tuaj yeem siv los tswj qhov kev txwv ntau zaus. Tom qab ntawd, qhov tsis zoo nyob rau hauv lub regulator yuav tsum tsis txhob ntau tshaj 9 ohms. Nyob rau hauv rooj plaub no, qhov no yuav tso cai rau koj los tiv thaiv lub load tam sim no.
Soft start model
Yuav kom tsim tau lub thyristor tam sim no regulator nrog ib tug mos pib, koj yuav tsum tau saib xyuas ntawm lub modulator. Rotary analogs raug suav hais tias yog qhov nrov tshaj plaws niaj hnub no. Txawm li cas los xij, lawv sib txawv heev ntawm ib leeg. Nyob rau hauv cov ntaub ntawv no, ntau nyob ntawm lub rooj tsavxwm uas siv nyob rau hauv lub ntaus ntawv.
Yog tias peb tham txog kev hloov kho ntawm KU series, lawv ua haujlwm ntawm cov tswj hwm yooj yim tshaj plaws. Lawv tsis yog tshwj xeeb txhim khu kev qha thiab tseem muab qee qhov kev ua tsis tiav. Qhov teeb meem no txawv nrog regulators rau transformers. Nyob ntawd, raws li txoj cai, kev hloov kho digital tau siv. Raws li qhov tshwm sim, teeb liab distortion txo qis heev.
