Frequency converters yog cov khoom siv uas muaj peev xwm hloov qhov zaus ntawm hluav taws xob tam sim no. Cov cuab yeej no feem ntau txuas nrog asynchronous motors. Lawv lub luag haujlwm tseem ceeb yog tswj hwm lawv lub zog. Nyob ntawm tus qauv tsim, ib-theem thiab ob-theem converters yog qhov txawv.
Tsis tas li, cov khoom siv tau muab faib raws li txoj kev tswj hwm. Tshwj xeeb, muaj scalar thiab vector hloov kho. Yuav kom nkag siab txog cov khoom siv kom ntxaws, koj yuav tsum xav txog tus qauv hloov hluav taws xob Circuit Court.
Converter circuit
Ib tug pa 220-380 V zaus converter muaj ib tug relay, nrog rau ib tug modulator hloov lub moos zaus. Resistors hauv cov khoom siv feem ntau yog siv los ntawm ib hom kev xaiv. Nws tseem ceeb heev uas yuav tsum nco ntsoov tias cov transceivers tau nruab rau ntawm cov qauv. Muaj kev sib cuag los txuas lub cuab yeej. Regulators feem ntau yog ntsia rau ntawm chav tswj. Rau qee qhov kev hloov khoexpander yog siv. Nws kuj tseem yuav tsum tau muab sau tseg tias ntau hom insulators tau teeb tsa rau kev ua haujlwm nyab xeeb ntawm lub cuab yeej.
Ib theem hloov kho
Tetrodes tau teeb tsa ntawm txhua theem ib zaug zaus hloov pauv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov qauv yog raws li kev hloov pauv theem zaus. Ua ntej tshaj plaws, qhov voltage yuav mus rau relay. Tom ntej no, tam sim no yog dhau los ntawm transceiver. Thyristors yog siv los txo rhiab heev. Cov txheej txheem hloov dua siab tshiab yuav tshwm sim hauv qhov modulator.
Nws tseem ceeb heev uas yuav tsum nco ntsoov tias qee cov qauv muaj cov lim dej. Lawv pab tiv nrog kev cuam tshuam ntawm electromagnetic. Ib-theem converters yog siv, raws li txoj cai, rau compressors. Qee zaum, lawv tau nruab rau ntawm lub twj tso kua mis. Qhov ntsuas hluav taws xob ntawm lub cuab yeej yog tswj hwm ntawm qib 220 V. Qhov kev khiav hauj lwm tam sim no yog qhov nruab nrab 3A. Cov qauv sib txawv ntawm qhov ceev stabilization raug. Inverter yuam kev feem ntau tshwm sim vim network overload.
ob theem qauv
Triggers tsuas yog ntsia ntawm ob-theem zaus hloov pauv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov qauv yog nyob ntawm kev hloov cov theem zaus hauv Circuit Court. Tsis zoo li hom yav dhau los, kev hloov pauv tam sim no pib hauv thyristor thaiv. Ua ntej no, cov txheej txheem straightening yog nqa tawm. Nyob rau theem no, qhov txwv zaus raug txo mus rau 45 Hz.
Lub ntsuas hluav taws xob ntawm lub cuab yeej tau tswj hwm ntawm 320 V. Nyob rau hauv lem, qhov kev khiav hauj lwm tam sim no tsis tshaj 5A. Rau qee qhov kev hloov khoresistors yog xaiv hom. Modulators nyob rau hauv cov ntaub ntawv no yog ntsia nrog regulators. Cov converters yog txuas ncaj qha los ntawm cov neeg nyob rau hauv lub rear vaj huam sib luag. Cov khoom siv ob theem yog siv rau ntau lub tshuab thiab tsav.
Kev hloov pauv hluav taws xob qis
Cov qauv qis-voltage yog tsim los ntawm diode rectifiers. Raws li txoj cai, cov khoom siv tau ua kom sib zog, thiab lawv qhov ntsuas hluav taws xob tsis tshaj 120 V. Cov kev ua haujlwm tam sim no hloov pauv ib puag ncig 2 A. Cov khoom siv no tsis haum rau cov motors muaj zog asynchronous. Feem ntau lawv yog siv rau compressors. Tetrodes nyob rau hauv cov ntaub ntawv no muaj nyob rau hauv insulators.
Qee tus qauv muaj cov lim dej nruab. Regulators yog siv ob qho tib si nrog lub amplifier thiab tsis muaj nws. Nws tseem ceeb heev kom nco ntsoov tias muaj kev hloov kho nrog cov resonant resistors. Lawv cov nominal input voltage parameter yog nyob rau nruab nrab 130 V. Txawm li cas los, lub system withstands me me tam sim no overloads.
High voltage hloov kho
High voltage zaus converter muaj feem xyuam rau asynchronous motors ntawm 10KW lossis ntau dua. Rectifiers hauv ntau cov khoom siv tau nruab nrog lub thyristor chav tsev. Resistor feem ntau yog siv hom xaiv. Txog niaj hnub no, koj tuaj yeem pom lub tshuab hluav taws xob ntau zaus nrog ob lub relays. Tam sim no overloads xws systems withstand loj. Nws tseem ceeb heev uas yuav tsum nco ntsoov tias cov ntxaij lim dej tau nruab rau hauv cov khoom siv los tiv thaiv kev cuam tshuam. Yog li, stabilization rauglawv ceev heev.
Scalar devices
Scalar converters yog tswj los ntawm modulators xwb. Hauv qhov no, koj tuaj yeem nruab ib lub chaw taws teeb tswj kom hloov lub zog ntawm lub cav. Feem ntau, nws yog ib-theem scalar hloov kho uas muaj nyob rau hauv kev ua lag luam. Resistors hauv lawv yog siv ntau hom. Raws li txoj cai, qauv yog muag nrog ib tug relay. Rectifiers rau kev hloov kho scalar yog tsawg. Shortwave expanders yog ntsia nrog insulators.
Qee qhov kev hloov kho siv qhov cuam tshuam. Xws li converters yog zoo haum rau siab zog compressors. Yog hais tias peb tham txog qhov tsis, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias lawv cov nominal voltage fluctuates nyob ib ncig ntawm 220 V ntawm ib tug zaus ntawm 60 Hz. Lub kaw lus muaj peev xwm tiv taus overloads ntawm qhov siab tshaj plaws ntawm 5 V. Cov qauv sib txawv hauv kev ruaj khov raug. Qhov nruab nrab, qhov ntsuas no tsis tshaj 3%.
Vector hom qauv
Vector converters yog tswj los ntawm regulators. Hauv qhov no, nws tsis tuaj yeem txuas cov chaw taws teeb tswj. Cov khoom siv tau tsim feem ntau ntawm ob-theem hom. Rau cov haib asynchronous motors, cov converters no haum. Nws tseem yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias lawv siv lub laub khawm thiab cov rotary hom regulators. Cov resistors tau nruab nrog insulators thiab muaj peev xwm tiv taus qhov hluav taws xob loj input. Feem ntau, kev hloov kho yog muag nrog ob relays. Nws tseem ceeb heev uas yuav tau hais tias qee cov converters muaj thyristorthaiv. Cov lim tsuas yog siv los ntawm hom hlau. Txhawm rau tiv thaiv lub suab nrov impulse, insulators tau teev tseg.
Devices rau 5 kW asynchronous motors
zaus converters rau asynchronous motors feem ntau ntsia rau ntawm cov cav tov. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov khoom siv yog ua raws li theem hloov hauv zaus. Hloov pauv rau asynchronous motors rau 5 kW tsuas yog muaj nyob rau hauv ib-theem hom. Cov modulators ntawm cov qauv siv, raws li txoj cai, dipole. Hauv qee qhov kev hloov kho, thyristor blocks raug teeb tsa. Nws tseem yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias muaj ntau cov qauv nrog nthuav dav ntawm kev ua lag luam. Tag nrho cov no tso cai rau koj hloov lub cav lub zog sai heev.
Triggers feem ntau yog siv ob-ntsis hom. Nyob rau hauv lem, thyristors tsuas yog siv tau nthuav dav. Rau ntau lub converters, qhov ntsuas tam sim no tsis tshaj 230 V. Tshaj dhau, qhov nruab nrab, cov khoom siv tau khaws cia ntawm 20 V. Cov ntsuas tam sim no yog 3 A. Txawm li cas los xij, qhov no, ntau nyob ntawm qhov kev hloov pauv ntawm cov khoom siv.
Hloov kho rau 10 kW motors
Compressors thiab conveyors feem ntau haum nrog zaus hloov pauv rau asynchronous motors. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov khoom siv yog ua raws li theem hloov hauv zaus. Cov qauv tsim, raws li txoj cai, ob-theem hom. Ib txhia ntawm lawv muaj resistors ntawm ib hom resonant. Kev sib cuag yog siv los txuas lub converter. Modulators tsuas yog siv hom dipole. Cov transceivers hauv cov khoom siv tau txawv los ntawm kev nkag siab ntau ntxiv.
Ntau dhau lawv muaj peev xwm siab tshaj plawswithstand ntawm 20 V. Qhov ntsuas qhov ntsuas hluav taws xob hloov pauv nyob ib puag ncig 230 V. Kev hloov kho nrog ob lub relay yog tsawg. Ntau cov converters siv transceivers ntawm chromatic hom. Nws kuj tseem ceeb heev uas yuav tsum tau hais tias muaj cov cuab yeej siv nrog cov tswj hwm ntawm lub khw. Amplifiers yog siv los ua kom lub zog ruaj khov. Tig blocks, raws li txoj cai, tsis muaj nyob rau hauv converters ntawm hom no. Qhov ntsuas tam sim no tsis pub dhau 3.5 A.
Devices rau cov twj submersible
Qhov zaus hloov pauv rau lub twj tso kua mis submersible yog tsim nrog lub dipole modulator. Feem ntau, cov khoom siv ib-theem tau nthuav tawm hauv khw. Lub hauv paus ntsiab lus ntawm lawv txoj haujlwm yog nyob ntawm theem hloov ntawm lub moos zaus. Lub overload parameter rau cov qauv tsis pub tshaj 15 V. Nyob rau hauv lem, qhov kev khiav hauj lwm tam sim no qhia yog nyob rau nruab nrab 4 A. Qee qhov kev hloov kho siv cov resistors xaiv.
Thyristors ntawm lub zaus hloov pauv rau lub twj tso kua mis yog nruab nrog cov insulators. Expanders yog siv los tiv thaiv lub suab nrov impulse. Feem ntau, cov converters tuaj yeem pom nrog ib tus relay. Qee zaum, cov khoom siv tuaj hla uas muaj chromatic transceiver. Cov qauv no muaj peev xwm khav tau ntawm kev ruaj ntseg siab.
Hloov kho "KVT-1"
zaus hloov pauv "KVT-1" yog siv rau cov tshuab drilling. Hauv qhov no, lub modulator yog hom dipole. Nws tseem ceeb heev uas yuav tau hais txog qhov no ib-theemlub converter tuaj yeem tswj tau los ntawm cov chaw taws teeb tswj. Nws muaj ib tug xaiv resistor nrog ib tug nce tam sim no conductivity parameter. Lub transceiver unit rau 220 V zaus converter (3-theem tso zis) yog ntsia ze ntawm lub modulator.
Txoj kev txo qis lub moos zaus yog ua los ntawm lub rectifier. Cov qauv no tsis muaj qhov txuas ntxiv. Yog hais tias peb tham txog qhov tsis, nws yog ib qho tseem ceeb uas yuav tsum tau hais tias qhov nominal voltage yog 220 V, thiab lub kaw lus muaj peev xwm tiv taus overloads ntawm qhov siab tshaj plaws ntawm 12 V. Kev khiav hauj lwm tam sim no ntawm lub converter tsis pub tshaj 3 A. Qhov tseeb stabilization yog hais txog. 2%.
DIY conveyor devices
Rau lub conveyor, ua ib qho kev hloov pauv zaus nrog koj tus kheej txhais tes yog qhov yooj yim heev. Hauv qhov no, koj yuav tsum xub xaiv lub relay rau lub cuab yeej. Nws yuav tsum tiv taus qhov ntsuas hluav taws xob ntawm 220 V. Lub resistor rau lub converter yuav xav tau ib hom kev xaiv. Nyob rau hauv tag nrho, peb transceivers yuav tsum tau npaj. Ib tug ntawm lawv yuav tsum nyob rau hauv lub modulator kom stabilize cov txheej txheem tswj. Tus so ntawm cov transceivers yog ntsia ze ntawm cov neeg.
Modulator rau tus qauv yuav xav tau hom dipole. Txawm li cas los xij, ua ntej ntawd, nws yog ib qho tseem ceeb rau nruab ib lub rectifier. Feem ntau nws yog xaiv nrog ib tug conductivity ntawm 3 microns. Expanders siv ob hom analog thiab hloov pauv. Lub lim yuav tsum tau cuam tshuam nrog kev cuam tshuam. Lub expander ntawm tus qauv yuav tsum tau siv nrog insulators. Kev khiav hauj lwm tam sim no hauv lub kaw lus yuav tsum tsis pub ntau tshaj 3 A. Yog li ntawd, peb tuaj yeem cia siab rau kev ruaj khov qhov tseeb hauv cheeb tsam ntawm 2%.
DIY qauv rau mixers
Rau lub tov khoom, koj tuaj yeem sib sau ua ke lub zaus hloov pauv nrog koj tus kheej txhais tes nkaus xwb los ntawm kev nthuav dav thyristor. Hauv qhov no, yuav tsum muaj ib qho relay. Lub modulator feem ntau xaiv hom dipole. Nws yuav tsum tiv taus qhov ntsuas hluav taws xob nyob hauv cheeb tsam ntawm 220 V. Lub transceiver tsuas yog siv hom chromatic xwb. Ua ntej txhim kho nws, nws yog ib qho tseem ceeb uas yuav tau solder lub resistor nyob ze ntawm cov neeg. Beam tetrodes yog siv los tswj lub zog ntawm lub cav. Thaum kawg ntawm kev ua haujlwm, nws tsuas yog txhawm rau txheeb xyuas cov haujlwm tam sim no hauv qhov system. Qhov nruab nrab, qhov tseeb ntawm lub zog ruaj khov yuav tsum yog 3%.
Device "KVT-2"
"KVT-2" yog lub zog ib-theem zaus hloov pauv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov cuab yeej yog ua raws li theem hloov hauv zaus. Rau qhov no, lub dipole modulator yog ntsia, uas yog txuas nrog resistors ntawm high tam sim no conductivity. Lub transceiver nyob rau hauv cov ntaub ntawv no yog ntsia chromatic hom. Muaj ob lub thyristors hauv Circuit Court. Txhawm rau txhim kho qhov tseeb ntawm stabilization, qhov no ib-theem zaus converter muaj lub amplifier. Lub teeb nyob rau hauv cov khoom uas tau nthuav tawm yog nyob nrog insulators. Tus qauv muaj ib relay.
Devices rau reciprocating compressors
Rau reciprocating compressors, ib tug ob-theem zaus converter feem ntau xaiv. Lub hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov cuab yeej yog ua raws li theem hloov hauv zaus. Ntau tus qauv siv ob-ntsis hom flip-flops. Thyristors nyob rau hauv convertersmuaj tam sim no conductivity ntawm 2 microns. Qhov taw qhia nominal voltage yog nyob rau nruab nrab 230 V. Cov kev khiav hauj lwm tam sim no nyob rau hauv lub system yog tswj ntawm ib ncig ntawm 3 A.
Tetrodes hauv cov khoom siv nrog cov insulators. Nws tseem yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias kev hloov kho ob theem yog nyob rau hauv kev ua lag luam. Lawv qhov taw qhia nominal voltage nce mus txog 320 V. Lub kaw lus tuaj yeem tiv taus overloads ntawm 30 V. Qhov tseeb ntawm lub zog ruaj khov rau cov qauv tsis siab. Expanders feem ntau yog siv los ntawm hom hloov pauv. Kev sib txuas ncaj qha ntawm cov qauv yog ua los ntawm kev sib cuag ntawm lub vaj huam sib luag tom qab ntawm lub cuab yeej.
