Tsav Ballast: Scheme 2x36

Hauv ballast - ib tug ntaus ntawv uas muaj xws li ib tug fluorescent teeb. Cov qauv txawv nyob rau hauv cov nqe lus ntawm nominal voltage, tsis kam thiab overload. Niaj hnub nimno cov cuab yeej muaj peev xwm khiav lag luam nyob rau hauv ib qho kev lag luam. Cov ballasts yog kev sib txuas ntawm controllers. Raws li txoj cai, lawv yog cov hom electrode. Kuj, qhov kev sib txuas ntawm daim qauv txuas ntawm cov qauv no yog siv kev siv tus adapter.

Txheem Daim Ntawv Teev Tseg

Scheme hluav taws xob ballasts ntawm fluorescent teeb muaj xws li ib tug txheej ntawm transceivers. Kev hu rau cov qauv yog ntawm hom kev ua lag luam. Tej ntaus ntawv muaj capacitors 25 PF. Cov regulators hauv cov cuab yeej ua tau ntawm kev khiav hauj lwm lossis tus neeg xyuas pib. Stabilizers nyob rau hauv ballasts yog ntsia los ntawm lub phaj. Ua kom muaj kev khiav hauj lwm zaus, lub cuab yeej muaj tetrode. Qhov khawm qhov teeb meem no yog kho los ntawm kev siv lub rectifier.

Cov cuab yeej tsawg dua

Hauv pob hlau (2x36 Circuit Court) ntawm kev ua tau zoo tsawg yog tsim rau 20W teeb txawb. Cov txheej txheem txheem muaj xws li cov txheej txheem tawm suab ntau ntxiv. Qhov pib qhov siab ntawm lawv yog 200 V. Thyristor nyob rau hauv cov khoom siv no yog siv nyob rau hauv lub phaj. Tus piv txwv yog tawm tsam nrog kev tshaj. Ntau cov qauv siv lub converter uas ua haujlwm ntawm ib zaus ntawm 35 Hz. Yuav kom nce qhov voltage, ib tetrode siv. Tsis tas li ntawd, cov neeg siv txuas rau kev siv cov npog siv.

Cov cuab yeej ua haujlwm siab

Hluav taws xob daim hlau (qhov sib txuas ntawm daim duab muaj nyob hauv qab) muaj ib qho transistor nrog ib qho kev tso zis rau lub phaj. Qhov pib qhov siab ntawm lub caij yog 230 V. Rau lub overloads, ib qho piv txwv yog siv uas ua haujlwm ntawm tsawg zaus. Cov khoom siv no zoo haum rau roj rau 25 W. Stabilizers feem ntau siv nrog cov sib tw transistors.

Hauv ntau lub circuits, cov tshuab hloov siab siv, thiab lawv cov kev khiav hauj lwm zaus yog 40 Hz. Txawm li cas los xij, nws tuaj yeem ua rau nce nrog ntau dua. Nws kuj yog tsim nyog sau cia tias ballasts siv dinistors rau rectifying qhov voltage. Cov thawj tswj kev lag luam feem ntau ntsia tau cov lag luam. Kev ua se ua hauj lwm muab sij hawm tsis pub tshaj 30 Hz.

15 W ntaus ntawv

Cov khoom siv hluav taws xob (2 x 36 Circuit Court) rau 15 W teeb nrog rau cov kev hloov kev hloov. Thyristors nyob rau hauv cov ntaub ntawv no yog tsau los ntawm ib tug throttle. Kuj tseem ceeb teev tias muaj cov kev hloov kho ntawm cov qhib adapters. Lawv muaj qhov txawv los ntawm cov khoom siv hluav taws xob, tab sis lawv khiav lag luam ntawm tsawg zaus. Cov hnyuv yog siv nrog cov kws sib piv xwb. Nyob voltage thaum uas siv cov mus txog 200 V. Cov insulators yog siv tsuas yog nyob rau hauv thaum pib ntawm lub saw. Stabilizers yog siv nrog tus zauv txwv tsis sib haum. Lub keeb kwm ntawm lub keeb yog tsis pub tsawg tshaj 5 microns.

20 qauv

Qhov hluav taws xob hluav taws xob hauv hluav taws xob hluav taws xob rau cov roj teeb ntawm 20 W suav tau tias kev siv cov ntaub ntawv cog lus ua kom pom tseeb. Transistors feem ntau siv nyob rau hauv ntau daim ntawv Tuition Waiver. Thaum pib ntawm Circuit Court, lawv tau teem rau 3 pF. Hauv ntau cov qauv, qhov kev ntsuas tau zoo yog nce mus txog 70 microns. Nyob rau tib lub sij hawm, qhov coiticient sensitivity tsis zoo heev txo. Cov neeg lim dej hauv lub voj voog siv nrog qhib kev tswj. Kev khiav hauj lwm zaus yog txo los ntawm tus muab piv txwv. Nyob rau hauv qhov no, lub rectification ntawm qhov tam sim no yog vim lub lag luam ntawm converter.

Yog tias peb xav tias circuits nyob rau theem hloov, ces muaj plaub capacitors. Lub peev xwm ntawm lawv pib ntawm 40 pF. Kev khiav hauj lwm zaus ntawm lub npas yog khaws cia ntawm 50 Hz. Triodes rau lub hom phiaj no yog siv rau kev khiav lag luam. Yuav kom txo qhov zoo tshaj plaws, koj tuaj yeem pom cov ntxaij lim dej txawv. Rectifiers feem ntau siv rau hauv ob sab phlu thiab ntsia tom qab lub tsuaj. Lub conductivity ntawm lub ballast nyob ntawm feem ntau ntawm qhov pib voltage. Lub hom phom mas kuj raug coj mus rau hauv koj tus account.

Ballast Circuit Court rau 36 W

Cov khoom siv hluav taws xob (2 x 36 Circuit Court) rau 36W teeb muaj ib qho kev sib tshuam tawm. Cov cuab yeej txuas nrog ntawm ib qho adapter. Yog tias yuav tau tham txog cov cim ntawm ballasts, lub nominal voltage siab sib npaug rau 200 W. Insulators rau cov khoom siv yog tsim rau cov uas tsis tshua muaj kev sib txuas.

Tsis tas li, cov kab hluav taws xob hauv 36W muaj cov kauj uas muaj peev xwm ntawm 4 pF. Thyristors feem ntau ntsia nruab lim. Los tswj cov kev khiav hauj lwm zaus, muaj cov regulators. Ntau tus qauv siv ob lub tswv yim. Qhov kev khiav hauj lwm zaus rau ballasts ntawm hom no yog qhov siab tshaj plaws ntawm 55 Hz. Nyob rau hauv cov ntaub ntawv no, lub overload muaj peev xwm heev nce.

Ballast T8

Hauv hluav taws xob T8 (hauv Circuit Court muaj qhia hauv qab) muaj ob tug transistors nrog tsawg conductivity. Cov qauv siv tsuas yog hu rau thyristors. Lub qab ntug ntawm qhov pib ntawm Circuit Court yog ntawm lub peev xwm loj. Nws tseem yog qhov tsim nyog sau tseg tias cov pob ballasts raug tsim rau ntawm tus tiv thaiv kev tiv thaiv. Muaj ntau cov qauv txhawb siab voltages. Qhov coefficient ntawm thermal lov yog txog 65%. Tus piv tshuab yog teem rau ntawm 30 Hz thiab ib tug conductivity ntawm 4 μ. Lub triode rau nws yog xaiv nrog ib lub cover thiab ib insulator. Tus ntaus ntawv hloov ntawm ib qho adapter.

Siv cov transistors MJE13003A

Cov khoom siv hluav taws xob (2 x 36 Circuit Court) nrog MJE13003A transistors tsuas yog ib qho transducer, uas nyob tom qab lub raj xaij. Cov qauv siv tus contactor ntawm ib hom kev hloov. Lub sijhawm ua haujlwm ntawm ballasts yog 40 Hz. Hauv qhov no, qhov pib qhov siab tshaj ntawm qhov tshaj yog 230 V. Lub triode nyob rau hauv cov cuab yeej yog ntawm hom ncej. Ntau tus qauv muaj peb cov kev txiav txim siab nrog rau kev sib txuas ntawm 5 microns. Disadvantage ntawm lub cuab yeej nrog MJE13003A kev xa tawm yuav suav tau tias yog cov thermal raug siab.

Siv cov transistors N13003A

Ballasts nrog cov transistors muaj nuj nqis rau kev coj ua zoo. Lawv muaj ib qho me me coefficient ntawm cua poob. Tus qauv hluav taws xob ntawm lub cuab yeej muaj xws li ib lub xov tooj hluav taws xob. Lub tsuaj nyob rau hauv cov ntaub ntawv no yog siv nrog ib pob overlay. Ntau cov qauv muaj tsawg conductivity, tab sis kev khiav hauj lwm zaus yog 30 Hz. Cov sib piv rau cov kev hloov kho yog xaiv rau ntawm lub yaum condenser. Cov kev tswj xyuas yog tsim rau kev khiav hauj lwm hom. Nyob rau hauv tag nrho, lub cuab yeej muaj ob relays, thiab contactors yog ntsia qab lub throttle.

Kev siv cov transistors KT8170A1

Ballast ntawm tus transistor KT8170A1 muaj ob tug kev sib hloov. Cov qauv muaj peb lim rau suab nrov impulse. Lub rectifier yog lub luag hauj lwm rau txoj kev xa cov transceiver, uas ua hauj lwm hauv ib zaus ntawm 45 Hz. Cov qauv siv tsuas yog cov hom kev hloov qis dua. Lawv khiav lag luam ntawm qhov siab ntawm 200 V. Cov khoom siv no zoo kawg rau 15W teeb. Lub triodes nyob rau hauv lub controllers yog ntawm cov hom zis. Qhov kev tshaj qhia tshaj tawm yuav sib txawv, thiab qhov no yog vim feem ntau ntawm lub peev xwm ntawm qhov kev sib txuas. Kuj tseem nco ntsoov lub peev xwm ntawm lub capacitors. Yog hais tias peb xav txog cov qauv hlau, ces tus txheej txheem saum toj no rau lub ntsiab yuav tsis pub tshaj 70 pF.

Kev siv cov transistors KT872A

Schematic daim duab ntawm hluav taws xob ballast rau transistors KT872A xav tias tsuas yog siv cov kev hloov tshiab xwb. Qhov bandwidth yog li 5 microns, tab sis kev khiav hauj lwm zaus yuav txawv. Qhov kev txiav txim siab rau ballast yog xaiv nrog tus expander. Ntau cov qauv siv ntau lub capacitors ntawm txawv daim ntawv Tuition Waiver. Thaum pib ntawm lub saw, cov ntsiab lus nrog cov phaj yog siv. Nws kuj yog tsim nyog sau cia tias lub triode tuaj yeem nyob rau hauv pem hauv ntej ntawm qhov ntswj. Kev ua zoo nyob rau hauv cov ntaub ntawv no yuav yog 6 microns, thiab kev khiav hauj lwm zaus yuav tsis siab tshaj 20 Hz. Nyob rau ntawm qhov siab ntawm 200 V, ballast yuav muaj ntau tshaj 2 A. Yuav kom daws tau cov teeb meem nrog txo qhov kev xav, cov stabilizers ntawm cov kws txuas ntxiv.

Daim ntawv thov ntawm ib leeg-ncej dinistors

Hluav taws xob (2x36 Circuit Court) nrog ib tus duab diodistors muaj peev xwm ua hauj lwm nrog ib tshaj ntawm 4 A. Cov kev tsis zoo ntawm cov khoom siv li no yog lub siab coefficient ntawm kev poob cua sov. Cov tswv yim hloov kho muaj xws li ob tug neeg sib tw uas tsis tshua muaj siab. Cov qauv muaj kev khiav hauj lwm zaus txog 40 Hz. Cov cwj pwm uas txuas nrog rau lub raj xaij, thiab lub nplhaib tau teeb tsa nrog ib lim. Nws tseem yog qhov tsim nyog sau cia tias ballasts muaj ib tug neeg xyuas pib transistor.

Cov capacitor siv rau hauv qis thiab siab muaj peev xwm. Thaum pib ntawm cov saw, 4 cov khoom pF yog siv. Qhov tsis kam nyob rau hauv cheeb tsam no yog kwv yees li 50 ohms. Thiab nws yog tsim nyog yuav tau them sai sai rau qhov tseeb tias insulators yog siv tsuas yog cov ntxaij lim dej. Lub qhov taw mus rau qhov sib npaug ntawm cov fais fab ntawm lub hwjchim yog kwv yees li 230 V. Yog li, cov qauv siv tau rau kev siv hluav taws xob sib txawv.

Tswvyim nrog bipolar DC

Bipolar dinistors feem ntau muab cov ntaub ntawv coj los tso rau hauv cov ntsiab lus. Hauv npab (2x36 Circuit Court) yog tsim nrog cov khoom ntawm cov keyboards. Nyob rau hauv cov ntaub ntawv no, cov regulators yog ntawm hom kev khiav hauj lwm. Tus qauv hluav taws xob ntawm lub cuab yeej no tsis yog tsuas yog ib tug thyristor, tab sis kuj yog ib txheej ntawm cov kaus poom. Lub transceiver yog ib hom capacitive thiab muaj kev ua kom siab. Lub sijhawm ua haujlwm ntawm lub caij yog 55 Hz.

Qhov teeb meem tseem ceeb ntawm cov cuab yeej siv yog qhov tsis hnov mob ntawm kev siab tshaj. Nws tseem yog qhov tsim nyog sau tseg tias cov triodes tsuas ua tau haujlwm ntawm qhov muaj zog ntau dua. Yog li, lub roj teeb feem ntau flash, thiab qhov no yog ua los ntawm overheating ntawm cov capacitors. Txhawm rau daws qhov teebmeem no, cov ntxaij lim dej muaj nyob rau ntawm cov ballasts. Txawm li cas los xij, lawv yeej tsis muaj peev xwm tswj tau nrog cov overloads. Nyob rau hauv cov ntaub ntawv no, nws yog ib qhov tsim nyog yuav tsum tau coj mus rau hauv tus account lub amplitude ntawm jumps nyob rau hauv lub network.