Kuv sau cov zaus converters rau lawv tus kheej txhais tes? Lub hauv paus ntsiab lus ntawm cov lag luam thiab thaiv daim duab ntawm zaus converters

Siv inverters nrog lawv ob txhais tes yog ib qhov nyuaj, raws li koj xav tau ib tug zoo heev kev nkag siab ntawm lub hwj chim electronics thiab semiconductor technology. Tab sis ua ntej uas koj xav txog tsim cov ntawm no ntaus ntawv, nws yog tsim nyog los paub lub hom phiaj uas lawv siv. Tsis tas li ntawd yuav tsum tau paub dab tsi yog lub ntsiab Cheebtsam ntawm cov electronic systems.

Yuav ua li cas yog ib qho inverter?

Sawv daws yeej paub hais tias tus AC mains mov, thiab nws muaj ib tug tej yam zaus. Lavxias teb sab txheem - yog 50 Hertz. Nyob rau hauv ib co Western lub teb chaws, ib tug me ntsis txawv standard - 60 Hertz. Nyob rau dab tsi lub zaus ntawm qhov tam sim no nyob rau hauv lub chaw ua hauj lwm ntawm ntau pab kiag li lawm. Converters siv rau lub hwj chim induction motors. Yog vim li cas rau cov kev siv hluav taws xob uas txhais tau tias ib tug heev heev. Piv txwv li, nyob rau hauv lub tsav kev lag luam yog thoob plaws, raws li lawv siv eliminates lub enormous mechanisms.

Yog hais tias ntau ces hloov txoj kev sib hloov kev ceev ntawm lub siv rau lub conveyor yuav ua tau tiav los ntawm kev siv ntawm cov reducer, uas yog raws li nyob rau hauv ib co tsi ntawm lub tsheb iav kem. Ntxiv mus, nws yuav ua tau ob qho tib si mechanical (siv ntau zog) thiab CVT. Tab sis nws yog ntau npaum li cas zoo dua hloov cov tam sim no tsis hais tias noj lub engine. Tig lub nce mus nce los resistor hloov lub muab kev ceev ntawm lub conveyor. Thiab nws yog tau hloov lub zaus tshaj ib tug ntau yam.

Yuav ua li cas muaj nyob rau hauv cov cuab yeej ntawm zaus converters?

Nyob rau hauv tas li ntawd, tus tsav chaw cia koj mus cuag cov hluav taws xob lub cev muaj zog yuav maj mam nce zog rau ib tug ob peb lub vib nas this. user-lub sij hawm los ntawm lub cajmeem zaus converter zog. Ib yam li ntawd, peb yuav tau ua thiab txhob lub sij hawm ntawm lub cev muaj zog armature. Qhov no thiaj li lub load rau ntawm tus tsav uas muaj ib tug ncaj qha feem nyob rau hauv nws cov kev pab.

Nyob rau hauv tas li ntawd, cov lag luam me uas tsis tau muab lawv tus kheej nrog ib tug peb-theem network, tab sis muaj yog xav tau rau nws, siv cov zaus converters - qhov no yog qhov tseeb panacea. Muaj ntau ntau cov qauv ntawm cov pab kiag li lawm uas muaj kev cob cog rau ib tug AC ib leeg-theem tam sim no, thiab cov qhov tso zis lawv tau ua peb. Yog li ntawd, nws yog ua tau kom muaj xws li ib tug pa hluav taws xob lub cev muaj zog. Thiab nyob rau hauv no cov ntaub ntawv nws tsis poob hwj chim, nws yuav ua hauj lwm kom zoo.

Fais fab Cheebtsam converters

Tag nrho zaus converters siv haib IGBT los yog MOSFET-transistors. Lawv yog cov zoo tagnrho rau no hom ntawm kev ua hauj lwm. Lawv yog mounted nyob rau hauv nyias muaj nyias kev modules. Xws li ib tug mounting txoj kev muaj peev xwm ntawm kev txhim kho cov hluav taws xob ntaus ntawv kev ua tau zoo. Transistors khiav lag luam nyob rau hauv cov ntaub ntawv hom tseem ceeb, tswj yog tsim los ntawm txhais tau tias ntawm ib tug microprocessor system. Lub fact tias tag nrho cov uas tsis muaj voltage tswj, switching high voltage yog tsis yuav tsum tau. Yog li ntawd, nws tseem tau mus muab los ntawm txoj kev ntawm ib tug yooj yim microprocessor.

tshwj xeeb los ua ke series IR2132 thiab IR2130 yog feem ntau siv. Lawv muaj xws li ntawm rau cov neeg tsav tsheb uas tswj tuav. Peb yog siv rau lub hauv qab, thiab peb - mus rau sab saum toj. Qhov no los ua ke tso cai rau ib tug yooj yim cascade inverter. Nyob rau hauv tas li ntawd, nws muaj ob peb degrees ntawm kev tiv thaiv. Piv txwv li, luv luv-Circuit Court thiab overload. Yog xav paub yam ntxwv ntawm tag nrho cov ntsiab yuav pom nyob rau hauv phau ntawv. Tiam sis tag nrho ntawm lub hwj chim lub Cheebtsam muaj ib tug lossis loj drawback - tus nqi ntawm cov khoom.

Lub Khoos Loos Tsev converter Circuit Court

Tej inverter mus rau lub cev muaj zog no yog muaj li ntawm peb lub ntsiab blocks - lub rectifier, lim, inverter. Cov no hais tias ib tug AC voltage yog thawj hloov dua siab tshiab rau DC, ces lim. Tom qab tag nrho cov no, nws yog tus inverted lub rau AC. Tab sis muaj ib tug thib peb unit - microprocessor tshuaj inverter. Los yog yuav tsum tau ntau leej, haib IGBT-transistors. Yog hais tias koj tshwm sim yuav tsum tau soj ntsuam nrog chastotnikami, ces koj paub tias nyob rau hauv pem hauv ntej ntawm lawv, muaj ntau ntau cov nyees khawm rau lub cajmeem.

Los ntawm txhais tes zaus converter yuav qhia rau koj yuav ua li cas rau next lub chaw ntawm tag nrho cov kev khiav dej num. Cov ntaub ntawv yog heev tham, raws li cov chaw txawm nyob rau hauv lub feem ntau yooj yim ntaus ntawv heev heev. Nyob rau hauv tas li ntawd, ib tug siv hluav taws xob uas tso cai rau koj yuav hloov lub cev muaj zog armature ceev, kho cov acceleration thiab deceleration lub sij hawm, tseem muaj ib co degree ntawm kev tiv thaiv. Piv txwv li, dhau-tam sim no. Nyob rau hauv cov ntaub ntawv ntawm xws li ib tug ntaus ntawv eliminates qhov xav tau rau nruab Circuit Court tej fais fab.

rectifier tsev

Nyob ntawm seb dab tsi zoo ntawm txoj hauj lwm nyob rau hauv lub zaus converter, AC DC-converters, ntau yam theem. Ib tug version ntawm cov mov tej zaum yuav yog peb theem network, los yog los ntawm ib tug tib theem. Tab sis lub YOG zis nyob rau hauv txhua rooj plaub yog ib tug peb-theem AC voltage. Tab sis nyob rau hauv thiaj li yuav nqa tawm tam sim no tswj, nws yog tsim nyog los ua ntej ncaj. Qhov no yog hais tias cov kev tswj nce mus nce los yog ib qhov nyuaj - nws yog tsim nyog los siv loj dimmers, uas yog tsis yooj yim heev. Tshwj xeeb tshaj yog, tam sim no yog lub sij hawm ntawm microelectronics thiab automation, siv outdated technology yog tsis yog tsis tsim nyog, tab sis kuj zoo heev muaj txiaj ntsim.

Rau daws kom tiav ib qho AC peb-theem tam sim no yog siv ib tug siv hluav taws xob muaj raws ntawm rau semiconductor diodes. Lawv muaj nyob rau hauv ib tug choj Circuit Court, nws hloov tawm hais tias ib khub ntawm diodes yog siv rau muab daws kom tiav ib theem. Thaum tso zis hauv lub rectifier tsev tau txais cov kev DC voltage, nws magnitude yog sib npaug zos rau ntws mus rau lub tswv yim. Rau ntawm no theem, tag nrho cov hloov dua siab tshiab yog ua kom tiav, kev tswj yog tsis ua los ntawm no unit. Yog hais tias lub hwj chim uas ua los ntawm ib leeg-theem network rectifier cascade sufficiently txawm los ntawm ib tug diode. Txawm li cas los, zoo dua kev siv ntawm ib tug choj Circuit Court ntawm plaub.

lim module los ua ke

Qhov no module yog siv los lim DC voltage. Qhov yooj yim cov kev xaiv tsev - yog lub inductor muaj nyob rau hauv lub ntxiv xub pwg kis. Nruab nrab ntawm lub ncej ntawm lub electrolytic capacitor muaj. Nws muaj ib tug muaj nuj nqi - kom tau tshem ntawm nce mus nce los tivthaiv. Qhov no yog hais tias lub rectifier yog tsis muaj peev xwm kiag li tau tshem ntawm cov ripple. Muaj tseem yog ib tug me me feem ntawm cov alternating tam sim no, uas yuav qhia tau tseem ceeb suab nrov thaum lub sij hawm lub lag luam.

Rau kev saib xyuas hauv paus ntsiab lus ntawm cov lag luam ntawm lub taub lim unit yuav tsum tau analyzed, muaj hloov ntsiab. Thaum kev khiav hauj lwm nyob rau hauv lub DC cov nqe lus inductivity hloov kuj, cov capacitor yog hloov los ntawm cov saw rupture. Tab sis ntawm no nyob rau hauv lub tam sim no mov muaj peev xwm ntawm lub AC impedance yog hloov. Thiaj li, tag nrho cov nce mus nce los tivthaiv disappears vim hais tias ib tug luv luv Circuit Court tshwm sim nyob rau hauv cov ntaub ntawv no. Nws yog es tsis yooj yim rau to taub, nws yog tsim nyog los nkag siab txog cov theoretical lub hauv paus ntawm hluav taws xob engineering. Tab sis lub inverter 3 theem ua tsis tau nws yog tsis yooj yim sua.

inverter theem

Thiab ntawm no los lub kev lom zem ib feem - kev siv cov high-power IGBT-transistors. Lawv kuj tswj los ntawm microprocessor-based system, qhov zoo ntawm lawv cov chaw ua hauj lwm nyob rau hauv lub hauj lwm ntawm tag nrho cov zaus converter. Xws li ib tug Circuit Court ntawm lub voltage converter yog thoob plaws. Nyob rau hauv qhov tseeb, nrog rau cov kev pab los ntawm lub hwj chim transistors yuav inverted tej nro. Ib tug tag nrho ntawm rau cov ntsiab siv nyob rau hauv qhov nyuaj tswvyim - ob rau txhua theem. Lub inverter 220 outputs rau txhua theem uas hwm rau zero.

, Koj yuav tsum siv semiconductor diodes tau tshem ntawm qhov tshwm sim ntawm qhov rov qab voltage. Lawv muaj nyob nruab nrab ntawm lub collector thiab emitter ntawm lub hwj chim transistors. Management yog nqa tawm los ntawm lub puag nkag. Raws li sib tham yav tas los, zaus converters, manufactured nrog lawv txhais tes yog nyob rau hauv lub inverter cascade ntawm ob transistors nyob rau hauv txhua theem. Lawv muaj xws li lawv cov pn-txoj kev hloov series. Nrog rau hauv nruab nrab-point ntawm txhua theem sab caj npab yog muab tshem tawm. Nyob rau hauv lag luam muaj npaj txhij-ua modules, lawv muaj qhov cuam tshuam rau muab ib tug DC voltage, raws li zoo raws li lub peb pins kom tshem tawm cov peb theem AC. Nyob rau hauv tas li ntawd, muaj ib tug connector rau microcontroller tswj.

microprocessor tswj

Siv hloov lub cav ncej tus nqi converter, lub voltage ntawm uas lub neej ntawd zaus yog 50 Hertz, yuav hloov nyob rau hauv amplitude tshaj ib tug ntau yam. Yog hais tias yeej, los ntawm xoom uas zaus, uas tej zaum yuav muab ib tug microprocessor. Mus mus dhau yooj yim yuav tsum tau - yog lub peev xwm mus cuag ntau yam pab kiag li lawm. Thaum koj tsim ib tug converter voltage uas nws zaus yog hloov nce mus nce los kuj yuav tsum tau tswj los ntawm cov processor. Nws ua tib zoo xaiv, nws yuav tsum muaj ib tug txaus tus naj npawb ntawm input-output ports.

Ib me ntsis nyuaj rau lub kaw lus yuav tsum yog los ntawm kev txuas cov microcontroller mus rau lub LCD vaj huam sib luag. Tsis yuav tsum tau ntawm ib tug siab xim rendering nws sufficiently monochromatic, raws li nyob rau hauv tej yam yooj yim tswvyim. Rau cov input-output chaw nres nkoj kev cob cog rua kuj mus nqa tawm programming khawm. Qhov ntawd yog yuav ua li cas koj yuav ua tau tej yam yooj yim zaus converter. Tus nqi ntawm tag nrho cov khoom yuav tsum tsis ntau tshaj li ob txhiab. Tab sis cov nqi ntawm cov tsav nrog ib tug muaj peev xwm ntawm 200-750 Watt yog hom twg los ntawm 6,500 mus 12,000 rubles. Txhua yam nyob rau lub chaw tsim tshuaj paus thiab ntaus tuition.

Housing rau pab kiag li lawm

Zaus converters, manufactured lawv tus kheej txhais tes, yuav tsum tau muaj ib tug robust vaj tse nyob. Nws yog nyob ntawm nws xwb tsis yooj yim rau siv, tab sis kuj ua hauj lwm zoo. Lub hauv paus yog ua los ntawm txhuas. Yog vim li cas rau siv cov khoom no - qhov yuav tsum tau rau high-zoo txias. Thaum lub IGBT-Module yog heev kub, tus kub ntawm lub nce thiab semiconductor diodes. Thiab nws tsis muaj nqi, lub zaus converter 380 los yog 220 volts koj.

Tus so ntawm lub cev yog ua los ntawm cov yas. Nws tseem ceeb heev uas tag nrho cov kev ruaj ntseg hais yog muab zais rau lawv hais tias tsis tshwm sim ntawd kov high-voltage terminals nyob rau hauv lub lag luam. Nyob rau hauv lub ntsej muag ntawm lub yuav tsum tau muab ib qho kev qhib rau lub LCD zaub thiab cov nyees khawm. Nyias, nyob rau hauv ib tug yooj yim qhov chaw, teem ib lub nce mus nce los resistor. Thaum lub cajmeem lub microcontroller yuav tsum coj mus rau hauv tus account tias qhov no kuj varied tso zis tam sim no zaus.

Thaum tshav kub kub hloov lwm lub tsev hais ntawm lub system

Kev mloog yuav tsum tau them rau thaum tshav kub kub dissipation. Lub apparatus tsim los haib, ntau txhim khu kev qha txias system yuav tsum tau. Raws li hais saum toj no, lub hauv paus yuav tsum tau ua los ntawm txhuas. voltage converter Circuit Court yuav tsum tau muab kev tiv thaiv los ntawm overheating. Rau lub hom phiaj no, ib tug laum qhov nyob rau hauv lub vaj tse, ib tug kub sensor mounted nyob rau ntawd. Vim nws yog noj los ntawm lub teeb liab txuam tsev mus rau lub microcontroller. Nyob rau hauv cov ntaub ntawv ntawm tau siab tshaj lub siab tshaj plaws kub ntawm lub load yuav tsum raug kaw. Thiaj li, muaj ib tug tig-off module hwj chim transistors.

Yuav kom txhim kho lub tshav kub hloov lwm lub tsev yog tsim nyog los siv kiv cua. Lawv qhov chaw nyob yog tsim nyog los xaiv li lub cua ndlwg ntawm cov cua txias fins ntawm lub radiator vaj tse nyob. Yuav kom nce lub efficiency ntawm lub txias system yog tsim nyog los siv thermal muab tshuaj txhuam. Tig mus rau tsim tsim nyog kiv cua ntawm startup ntaus ntawv. Tab sis nws yog tau mus nqa tawm programming ntawm lub xws li, siv lub teeb liab los ntawm lub kub sensor. Thaum ncav ib tug kub sib npaug zos rau ib nrab ntawm uas nyob rau ntawm uas tus ntaus ntawv yog switched tawm, tus kiv cua hloov yog ua.

circuit Court board

Raws li rau hauv Circuit Court board yog qhov zoo tshaj plaws los mus siv ib tug npaj txhij-ua kev xaiv. Nyob rau hauv lag luam muaj nyob rau board nrog qhov ntawm txawv ntau thiab tsawg, nyob ib ncig ntawm uas me me tin-daim phiab hu. Nyob rau hauv ntau parlance lawv hu ua "ntses". Qhov tshaj plaws xwb uas yog tsim nyog xav tias, txij li thaum nws tau los hloov lub processor thiab chipset. Rau lub hom phiaj no, koj yuav tau siv connectors uas yog soldered mus rau lub Rooj Tswjhwm Saib. Zaus converters nrog lawv tus kheej txhais tes ua kom tau zoo nrog rau cov expectation ntawm quick-hloov ntsiab. Nti los yog maub los cia li ntsia tau rau hauv no davhlau ya nyob twg raws li ib tug phab ntsa socket.

tshawb pom

Yuav ua thiab tus kheej zaus converter. Nqe analogues, raws li peb sab, yog ntau ntau. Txawm tias, ntawm chav kawm, lawv muaj ntau lub sij hawm. Tab sis nyob rau hauv qhov tseeb, yog tias koj saib ze ze, nws hloov tawm hais tias yeej siv tau tsis muaj ntau tshaj li tsib zog. Thaum tus tsav yog tsim nyog los hloov cov kev ceev, thiab kho cov acceleration thiab deceleration lub sij hawm. Ib me ntsis tsawg feem ntau siv rov qab muaj nuj nqi thiab hloov lub siab tshaj plaws pub tam sim no.