Lub rectifier yog ib qho khoom siv uas tsim los hloov tam sim no. Ntau tus qauv tau nruab nrog cov ntxaij lim dej. Scope ntawm rectifiers yog dav heev. Lawv nquag siv hauv cov khoom siv hluav taws xob, cov chaw ua haujlwm, thiab cov tshuab vuam.
Ua ntej tshaj plaws, cov qauv muab faib ua theem. Muaj ob-theem thiab peb-theem hloov kho. Choj li yog tsim tshwj xeeb rau converters. Los ntawm lub zog, lub zog lub ntsiab lus txawv, nrog rau cov qauv teeb liab. Raws li lub xub ntiag ntawm stabilization pab kiag li lawm, lawv muab faib mus rau hauv tag nrho-yoj, uas tsis yog-full-yoj, ob-lub sij hawm thiab transformer hloov. Yuav kom nkag siab txog cov rectifiers, nws yog ib qho tsim nyog yuav tau xav txog lub voj voog ntawm cov qauv ua qauv.
Rectifier circuit
Lub voj voog rectifier suav nrog cov neeg siv hluav taws xob sib txawv tam sim no. Cov channel kuj tseem siv rau hauv cov khoom siv. Cov hluav taws xob li qub tau teeb tsa nrog cov kev xav sib txawv. Yog tias peb xav txog kev hloov kho choj, ces lawv siv zener diodes. Cov khoom siv Diode kuj tseem nyob hauv khw.
Txoj Cai Ua Haujlwm
Lub hauv paus ntsiab lus ntawm kev khiav hauj lwm ntawm lub rectifier yog raws likev hloov dua siab tshiab tam sim no. Cov txheej txheem no yog ua los ntawm kev hloov cov zaus. Rau qhov no, cov cuab yeej muaj hluav taws xob valve. Cov channel yog siv los tswj cov txheej txheem hloov dua siab tshiab. Txhawm rau kom tsis txhob muaj teeb meem nrog qhov tsis zoo polarity, zener diodes raug teeb tsa. Kev sib txuas ncaj qha ntawm lub cuab yeej yog ua los ntawm cov neeg ua haujlwm.
Power Devices
Rectifiers ntawm hom no yog siv nyob rau hauv ntau yam khoom siv fais fab. Feem ntau lawv tuaj yeem pom nyob rau hauv tus kheej lub computer. Cov cuab yeej siv hluav taws xob xav tias siv cov vector transistor. Yog tias peb xav txog kev hloov kho ob-channel, ces qhov kev sib txuas yog tsim los ntawm kev nthuav dav.
Tetrodes yog siv hauv qee yam khoom siv. Yog tias peb xav txog peb-channel cov ntsiab lus, ces lawv tau tsim los rau 20 V fais fab mov, qhov no, tetrodes yeej tsis siv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm rectifiers yog raws li kev hloov pauv zaus. Ntau qhov kev hloov kho yog muag nrog cov khoom siv hluav taws xob. Yog hais tias peb tham txog qhov tsis, ces qhov rhiab heev ntawm cov cuab yeej fluctuates nyob ib ncig ntawm 23 mV. Qhov ncaj qha conductivity ntawm cov qauv tsis tshaj 2 microns.
Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov teeb liab rectifiers
Teeb liab rectifiers ua haujlwm los ntawm kev tawm tswv yim. Cov qauv tsuas yog siv tau rau hauv lub network nrog kev hloov tam sim no. Yog tias peb xav txog 12 W cov khoom siv, nws yuav tsum raug sau tseg tias tsuas yog ib nrab-duplex hom lim tau siv. Tsis tas li ntawd, tus txheej txheem rectifier Circuit Court suav nrog kev siv lub transistor nrog lub receiver.
Cov qauv nrog peb channel yuav tsumtau siv los ua. Cov cuab yeej no tau nruab los ntawm cov insulators. Cov zis hluav taws xob ntawm cov qauv, raws li txoj cai, tsis pub tshaj 20 V. Lub hwj chim hluav taws xob ntawm cov rectifiers tau ua kom daws tau qhov teeb meem ntawm qhov hluav taws xob poob los ntawm kev txhim kho diode txuas hniav.
Bridge devices
Bridge rectifiers yog muag rau cov khoom siv hluav taws xob thiab cov hloov pauv. Cov cuab yeej siv ua haujlwm ntawm lub network hloov tam sim no. Kev hloov pauv ncaj qha yog ua los ntawm kev ua haujlwm ntawm lub expander. Cov txheej txheem teev nyob rau hauv lub rectifier plays lub luag hauj lwm ntawm tus neeg xyuas pib. Qee zaum, nws yog ntsia nrog insulators. Hais txog kev tiv thaiv, choj rectifiers txawv heev.
Yog tias peb xav txog kev hloov kho rau peb txoj kab, ces lawv siv qhov tshwm sim. Cov ntsiab lus no tuaj yeem ntsia tau nrog lossis tsis muaj hauv ob sab phlu. Kev hloov kho rau plaub channel yog tsawg heev. Tam sim no conductivity Performance index rau rectifiers tsis tshaj 40 microns. Hauv qhov no, qhov rhiab heev ntawm lub cuab yeej yog 2.5 microns.
kev hloov pauv ob theem
Ob-theem rectifiers yog tsim rau tsheb. Cov qauv ua haujlwm ntawm lub hauv paus ntsiab lus ntawm kev hloov zaus. Cov txheej txheem no tuaj yeem ua tiav ntawm tus nqi ntawm ib qho expander lossis ib qho ua rau. Feem ntau, cov qauv pom tsis muaj tetrodes. Qhov txwv tsis pub dhau qhov kev hloov pauv tsis pub dhau 6 A. Cov lim dej siv, raws li txoj cai, ntawm hom xov hlau.
Yog tias peb xav txog kev hloov kho rau peb txoj kev, ces lawv muaj ob qhov ua rau. Qhov taw qhia ntawm nws rhiab heev yog tsis ntau tshaj 3 microns. Hauv kuvNyob rau hauv lem, qhov tso zis voltage yog siab tshaj 35 V. Lub hwj chim electronics ntawm ob-theem khoom ua rau nws muaj peev xwm daws tau qhov teeb meem ntawm voltage overloads los ntawm kev siv cov diode motors.
Peb theem qauv
Ib qho peb-theem rectifier tuaj yeem pom tsuas yog hauv cov chaw hloov pauv hloov pauv. Cov khoom siv ua haujlwm los ntawm high-voltage circuit. Nyob rau hauv cov ntaub ntawv no, lub hauv paus ntsiab lus ntawm kev ua hauj lwm ntawm tus qauv yog raws li ib tug ntse nce nyob rau hauv zaus. Cov zis voltage parameter tseem tsis hloov. Muaj nyob rau hauv 3 thiab 4 channel qauv. Lawv txuas nrog tus neeg xyuas pib.
Peb-theem rectifier rau peb txoj kev muaj nrog tetrodes. Qee zaum, expanders yog siv los tswj cov txheej txheem hloov dua siab tshiab. Yog hais tias peb tham txog rectifiers rau plaub channel, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias lawv yeej ib txwm tsim nrog amplifiers. Nyob rau hauv cov ntaub ntawv no, tam sim no conductivity qhia nyob rau hauv 70 microns. Rectifier rhiab heev yog tsis ntau tshaj 4.2 mV.
yoj yoj tag nrho
Pull-wave voltage rectifier ua haujlwm los ntawm kev hloov cov polarity ntawm cov expanders. Transistors feem ntau yog siv rau hauv hom qhib. Cov khoom siv no tsim nyog rau cov hloov pauv ntawm 20 thiab 30 V. Ncaj nraim, lawv qhov ntsuas qhov ntsuas siab yog 3 mV. Nyob rau hauv lem, lub conductivity ntawm tam sim no nyob rau hauv lub cheeb tsam ntawm 4.5 microns.
Yog tias peb tham txog kev hloov kho rau peb txoj kab, lawv tsuas yog ntsia hauv cov khoom siv hluav taws xob nrog cov amplifiers. Lim rau rectifiers yog tsim nyog rau hom expansion. Yog ibtham txog cov khoom siv rau plaub channel, tom qab ntawd lawv qhov ntsuas ntsuas tam sim no nyob hauv thaj tsam ntawm 3 microns. Cov qauv tsis haum rau cov chaw nres tsheb hloov pauv.
Tsis yog kev hloov pauv nthwv dej
Tsis yog tag nrho nthwv dej rectifiers yog qhov txawv ntawm qhov tsis muaj hluav taws xob valve. Cov ntsiab lus nrog tsuas yog ob lub channel raug tsim. Kev sib txuas ncaj qha ntawm kev hloov kho yog ua los ntawm cov neeg sib cuag. Insulators yog siv ob qho tib si hauv ob sab phlu thiab tsis muaj nws. Amplifiers tau siv qee kis.
Nws tseem ceeb heev uas yuav tsum nco ntsoov tias cov rectifiers ntawm hom no tau nruab rau hauv cov tswj. Lawv cov zis voltage parameter, raws li txoj cai, tsis pub tshaj 30 V. Qhov nruab nrab, qhov rhiab heev ntawm cov khoom siv yog 75 mV. Nyob rau hauv cov ntaub ntawv no, tam sim no conductivity nyob ntawm seb hom lim siv.
Ib lub sijhawm hloov kho
Ib lub voj voog rectifiers yog tsim rau ntau tus neeg txais. Ib tug txawv feature ntawm lub ntsiab yog suav hais tias yog ib tug high tam sim no conductivity parameter. Cov khoom siv rov qab polarity ua haujlwm. Muaj nyob rau hauv 2 thiab 3 channel qauv. Yog tias peb xav txog thawj qhov kev xaiv, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias cov conductors yog siv nrog ib lub hauv ob sab phlu. Nyob rau hauv cov ntaub ntawv no, expanders yog tsis tshua muaj ntsia. Tam sim no conductivity parameter rau rectifiers fluctuates nyob ib ncig ntawm 3 microns.
Yog tias peb tham txog peb-channel, lawv ib txwm tsim nrog tetrodes. Tsis tas li ntawd, cov txheej txheem hloov kho yog siv cov modulators. Rau cov neeg txais xov tooj tsawg, cov rectifiers no zoo tagnrho. Hauv qhov no, qhov rhiab heev yogtsis ntau tshaj 60 mV.
Scheme of two-time devices
A 220 V ob lub sijhawm rectifier yog tsim los hloov tam sim no los ntawm cov khoom siv tsav. Hauv qhov no, cov txheej txheem tshwm sim vim qhov hloov pauv ntawm qhov zaus ntawm qhov voltage. Expanders rau cov qauv siv, raws li txoj cai, ntawm ib hom qhib. Yog tias peb tham txog kev hloov kho rau ob txoj kev, ces lawv siv cov lim dej xa tawm. Qee qhov xwm txheej, qhov tshwm sim tau teeb tsa. Field effect transistors yuav tsum tau txuas cov cuab yeej los tsav kev teeb tsa. Lawv muaj nyob rau hauv ntau lub peev xwm. Raws li txoj cai, kev hloov kho ntawm 20 pF tau nthuav tawm hauv khw.
Txoj kev ntawm cov khoom siv hloov pauv
Transformer rectifier (hluav taws xob hloov hluav taws xob) muaj peev xwm ua haujlwm hauv lub network nrog ncaj qha thiab hloov tam sim no. Nyob rau hauv cov ntaub ntawv no, lub triggers yog ntawm peb-ntsis hom. Cov conductors yog siv los txuas cov khoom siv. Koj tuaj yeem ntsib transformer rectifiers ntawm substations. Cov khoom siv no yog tsim los rau cov zis hluav taws xob siab.
Qhov kev tiv thaiv lawv tau nruab nrog cov lim dej chromatic. Nyob rau hauv cov ntaub ntawv no, rhiab heev parameter nyob rau hauv 80 mV. Rau kev tsav tsheb, cov cuab yeej no tsis tsim nyog tshwj xeeb. Lawv qhov ntsuas qhov txo qis tam sim no yog 20 microns. Triggers rau circuits raug xaiv ob hom qhib thiab kaw. Qhov nruab nrab, qhov pib overload parameter yog nyob rau theem ntawm 5 A.
Models nrog voltage ntau
Rectifiers ntawm hom no yog tam sim no nquag siv hauvconverters. Cov txheej txheem hloov kho Circuit Court muaj xws li lub valve, nrog rau transistors. Qhov nruab nrab, lawv lub peev xwm yog 2 pF. Direct tam sim no conductivity yog tsis ntau tshaj 3 microns.
Yog hais tias peb tham txog kev hloov kho rau ob txoj kev, ces lawv siv cov expanders. Lawv raug ntsia ob qho tib si qhib thiab kaw. Muaj ntau cov qauv muaj regulators. Yog hais tias peb tham txog rectifiers rau plaub channel, ces lawv yog tsim nrog modulators. Ntau yam txhais tau siv rau lawv txoj haujlwm. Feem ntau lawv yog hom peb tus lej.
Kev hloov kho nrog kev sib cais galvanic
Ntaus nrog kev sib cais galvanic ua haujlwm ntawm lub hauv paus ntsiab lus ntawm kev txo qis. Lawv txuas nrog tsuas yog los ntawm lub mains nrog alternating tam sim no. Hauv qhov no, cov transistors tau teem rau 20 pF. Ncaj qha, qhov taw qhia rhiab heev yog 88 mV. Yog hais tias peb tham txog kev hloov kho rau peb channel, ces lawv siv pulse modulators. Ntau tus qauv muaj kev tiv thaiv kev tiv thaiv uas pab tiv thaiv cov overloads. Cov lim siv nrog beam tetrodes.
