Ndinogona unganidza kakawanda converters nemaoko avo? Nheyo kushanda uye wiring Mufananidzo maitikiro converters

Gadzira inverters nemaoko avo kwakaoma, sezvo imi vanoda kunzwisisa simba zvemagetsi uye semiconductor michina zvakanaka chaizvo. Asi usati kufunga magadzirirwe mudziyo ichi, zvinokosha kuziva zvinangwa ravakanga vari kushandiswa. Uyewo vanofanira kuziva chii vari chikuru zvinoumba izvi zvemagetsi gadziriro.

Chii chinonzi inverter?

Munhu wose anoziva kuti AC mains romugove, uye ine zvimwe maitikiro. The Russian mureza - ndiyo 50 Hertz. Mune dzimwe nyika dzokuMadokero, mumwe siyanei mureza - 60 Hertz. On chii kakawanda magetsi kunoenderana nebasa mano mazhinji. Converters kushandiswa simba induction Motors. Zvikonzero kushandisa zvigadzirwa rinoreva zvikuru zvizhinji. Somuenzaniso, muna nemotokari indasitiri zvakapararira, sezvo avo kushandiswa anobvisa Tichitarisa zvigadziriswe.

Kana zvimwe zvino kuchinja kutenderera nokumhanya bhanhire pamusoro conveyor zvinogona kuitwa nokushandisa yokuderedza, iyo yakavakirwa zvimwe worudzii motokari giya bhokisi. Uyezve, unogona kuva zvose zvemaziso (kushandisa akawanda rachulis) uye CVT. Asi zvakawanda zvinobudirira pane kuchinja magetsi parameters kuti zvokudya injini. Adzorere shanduka resistor anochinja rotational nokukurumidza pamusoro conveyor. Uye zvinobvira kuchinja kakawanda pamusoro-siyana.

Chii pane iri ndera maitikiro converters?

Mukuwedzera, nemotokari Kurongwa kubvumira kuti vabudirire kuti electric motor zvishoma nezvishoma uwane tichimhanya kwenguva masekonzi mashoma. mushandisi-wainyatsotaura nguva kuburikidza mapurogiramu kakawanda convert mabasa. Saizvozvowo, tinogona kuita uye kumisa nguva injini armature. Izvi kunoderedza mutoro pamusoro nemotokari ine yakananga rokubaya nezviwanikwa zvayo.

Uyezve, nokuti madiki vasingakwanisi kupa pachavo aine-danho matatu network, asi pane ari kuda nokuti, kushandiswa kakawanda converters - ndiwo mushonga wechokwadi. Kune mhando dzakawanda mano zvine chokuita kuti AC chete-danho kuitika, uye goho vakabudisa matatu. Saka, zvinobvira kuti anosanganisira kwakajairika nzira yokubudisa injini. Zvino iyi haana kurasa simba, zvichava kushanda zvakanaka.

Power zvinoriumba converters

All converters maitikiro akashandisa IGBT simba kana MOSFET-transistors. Vane yakanaka iri mhando basa. Ivo akatasva akaparadzana modules. nokuwedzera nzira kudaro anogona kuvandudza wemagetsi unongotaura. Transistors anoshanda ari mashoko muoti kiyi, kuzvidzora chinoitwa achishandisa microprocessor hurongwa. Chokwadi chokuti zvose pasi voltage kuzvidzora, nokuchinja yakakwirira voltage haisi kuzvireva. Saka, zvinokwanisika here kupa nenzira nyore microprocessor.

Gungano dzakatevedzana IR2132 uye IR2130 vari zvinowanzoshandiswa. Zvinosanganisira vatyairi nhanhatu kuti kudzora kiyi. Vatatu kushandiswa pasi, uye nhatu - kumusoro. Gungano iri kunoita kuti nyore Pazvinoitika inverter. Uyezve, ine mwero wandei yokudzivirira. Somuenzaniso, pfupi-redunhu uye zadzisa. More zvakawanda zvechadenga zvinhu zvose zvinogona kuwanikwa emirayiridzo. Asi vose simba zvinoriumba ane hombe drawback - kwemitengo kwenhumbi.

Structural convert redunhu

Chero inverter injini rinoumbwa huru nhatu kutigumbura - the rectifier, Sefa, inverter. Mugumisiro ndechokuti AC voltage ari kutanga vatendeukira DC, ipapo yakasvinwa. Shure kwaizvozvo zvose, zvinonzi inverted kuna AC. Asi pane wechitatu chikwata - microprocessor raitungamirirwa inverter. Kana kuva kunyatsoenderana, simba IGBT-transistors. Kana iwe zvichaitika kuti pakubata chastotnikami, unozoziva kuti nechemberi pavo, pane mabhatani wandei hurongwa.

Manual Frequency convert achakuudzai sei kufamba pazviruva mitambo zvose. Nyaya iri yakaoma chaizvo, sezvo pazviruva kunyange zvikuru nyore mudziyo zvikuru zvizhinji. Uyezve, wemagetsi unokubvumira kushandura injini armature kumhanya, kuchinja kumhanyisa uye deceleration nguva, pachine zvimwe mwero kudzivirira. Somuenzaniso, pamusoro-ano. Kana mudziyo yakadaro hakubvisi kudiwa yokugadza redunhu kutinhira.

rectifier chikwata

Zvichienderana worudzii basa iri kakawanda convert AC-DC converters, siyana nzendo. A shanduro romugove vangava-danho matatu network, kana kubva chete danho. Asi IF goho chero nyaya iri-danho matatu AC voltage. Asi kuti aite kuitika kuzvidzora, zvinokosha kutanga ruramisa. The ndechokuti kuzvidzora shanduka kwakaoma - zvakafanira kushandisa dimmers huru, izvo zvisiri nyore chaizvo. Kunyanya, zvino nguva microelectronics uye kushandisa michina, akashandisa yechinyakare zvemichina haisi chete asinganzwisisi, asi zvinobatsira chaizvo.

Nokuti kugadzirisa ane AC -danho matatu iyezvino rinoshandiswa wemagetsi zvinosanganisira matanhatu semiconductor diodes. Ivo vanobatanidzwa bhiriji redunhu, zvinoitika kuti peya imwe neimwe diodes rinoshandiswa kuti kugadzirisa kuroora kutotanga. Panguva goho yacho rectifier chikwata kugamuchira DC voltage, ayo nokukura akaenzana kuti ichayerera mazano. Panguva iyi, vose kutendeuka zvakakwana, chero kudzorwa haisi anoitwa chikwata ichi. Kana simba zvinoberekwa chete-danho Network rectifier Cascade zvakakwana kunyange kubva chete diode. Zvisinei, zviri nani kushandisa bhiriji redunhu zvina.

firita module gungano

module ichi chinoshandiswa dzinobvisa DC voltage. Nyore kuita chikwata - ndiye inductor waibatanidzwa ndinoiitawo pamafudzi pakakoromoka. Pakati matanda ari electrolytic capacitor yaisanganisira. Iye ane basa - ndeyokubvisa ari shanduka zvinoriumba. The ndechokuti rectifier haasi kukwanisa zvachose kubvisa pasi ripple. Pane zvasarira duku chezvinonhuwira ari rakatumbuka ano, iyo inogona kupa chinokosha ruzha panguva oparesheni.

Nokuti kufunga musimboti kushanda ari Sefa chikwata anofanira vakaongorora, tine kuzvitsinhanisa zvinhu. Kana uchishanda muna DC nemashoko inductivity yakatsiva kuramba, capacitor kuchatsiviwa cheni atsamwira. Asi pano pane mamiriro romugove vanokwanisa pakati AC impedance anotsiviwa. Somugumisiro, vose shanduka zvinoriumba haazombotaurwi nokuti dunhu pfupi kunoitika munyika iyi. Zviri nani zvakaoma kunzwisisa, zvinokosha kunzwisisa nheyo yokungotaura kuti magetsi okugadzira. Asi inverter 3 danho kuita pasina hazvibviri.

inverter rwakazara

Uye pano panouya mafaro chikamu - kushandiswa mukuru-simba IGBT-transistors. Ivo kudzora microprocessor-based system, kunaka basa ravo kunoenderana nokushanda kwenhengo zvose kakawanda convert. Dunhu kwakadaro kubva voltage convert kwakapararira. Kutaura zvazviri, achibatsirwa nesimba transistors inogona inverted chero makakatanwa. Dzinokwana zvinhu zvitanhatu anoshandiswa zvisiri vanoronga - maviri rimwe danho. The inverter 220 outputs pamusoro mumwe danho panyaya razero.

, Unofanira kushandisa semiconductor diodes ndeyokubvisa panowanikwa neizvi voltage. Ivo vanobatanidzwa pakati muteresi uye emitter simba transistors. Management rinoitwa nomudzimu nechepasi nesuo. Sezvakakurukurwa munyaya yakapfuura, kakawanda converters, kugadzirwa nemaoko avo vari inverter kupindana transistors maviri nerimwe Pasika. Vanosanganisira ravo PN-iitike dzakatevedzana. With epakati pfungwa nechimwe chehupenyu ruoko chinobviswa. In kutengeswa akagadzirira akagadzirwa modules, vane chokuita unokupai munhu DC voltage, uyewo nhatu nembambo kubvisa-danho matatu AC. Uyezve, pane connector kuti microcontroller kudzora.

microprocessor kuzvidzora

Unoshandiswa kushandura injini mugodhi mwero convert iyo voltage icho default kakawanda ndiyo 50 Hertz, anogona kuchinja mune amplitude pamusoro-siyana. Kana zvakananga, kubva razero kuti kakawanda, izvo zvinogona kupa microprocessor. Enda wokupedzisira kudiwa - ndiko kugona kubatanidza vakawanda namano. Kana iwe avake convert voltage ane maitikiro ari kuchinja shanduka nemishonga anofanira raitungamirwa processor. Akanyatsoongorora vakasarudzwa, anofanira kuva nhamba chiyamuro-goho zvengarava zvakakwana.

A shoma kuomera hurongwa kunogona kuva kuburikidza unobva microcontroller kusvika LCD Panel. Not kunodiwa mukuru ruvara basa zvakakwana monochromatic, sezvo ari nyore karukureta. To mazano-goho chengarava kwakabatana uyewo kuita zvirongwa bhatani. Ndizvo unogona kuita nyore Frequency convert. The mutengo zvinhu zvose zvichava zviuru kwete anodarika maviri. Asi mari nemotokari inokwana 200-750 Watt anoda kubva 6,500 kusvika 12,000 rubles. Zvose zvinoenderana mugadziri uye mudziyo nezvaanogona.

Housing nokuti mano

Frequency converters, kugadzirwa nemaoko avo, vanofanira kuva akasimba dzimba. It zvinoenderana nyore kwete chete kushandisa, asiwo kunyatsoshanda. Mujinga chakagadzirwa aruminiyamu. Chikonzero kushandisa ichi zvinhu - kudiwa yepamusoro kutonhora. Kana IGBT-Module rapisa chaizvo, tembiricha inokwira uye semiconductor diodes. Uye hazvina basa, kakawanda convert 380 kana 220 volts iwe.

Vamwe muviri chakagadzirwa epurasitiki. Zvinokosha kuti vose kuchengeteka zvinhu zvakavigwa kwavari kuti hazvina kuitika netsaona kubata mukuru-voltage zviteshi ichishanda. In chiso kudiwa kugovera mukova nokuda LCD kuratidza uye mabhatani. Oga, ari nyore nzvimbo, undoisa shanduka resistor. Kana zvirongwa zviri microcontroller anofanira kufunga kuti kurwisa uku dzaisiyana goho ano maitikiro.

Heat kuchinjwa zvemamiriro ezvinhu

Cherechedzai inofanira kubhadharwa kuti vakuchidzire nounzenza. The midziyo yakataurwa simba, zvakawanda yakavimbika kutonhora hurongwa kuva. Sezvataurwa pamusoro apa, nechigadziko anofanira kuitwa aruminiyamu. voltage convert redunhu vanofanira kudzivirira kubva overheating. Nokuti chinangwa ichi, chibooreso buri kwedzimba, mumwe tembiricha Switch vakatasva mairi. Sezvo zviri zvokudya pachishandiswa chiratidzo enzanirana chikwata kuti microcontroller. Kana kwazvo kufadza tembiricha iri mutoro anofanira akochonorwa. Somugumisiro, pane dzoro-kure module simba transistors.

Kuti uvandudze kupisa kutapurirana zvinokosha kushandisa vachivakuza. nzvimbo yavo zvakafanira kuti kusarudzwe kuti mhepo unyatsoshanda kutonhora zvimbi ari redhiyeta redzimba. Kuwedzera kunyatsoshanda ari kutonhora hurongwa zvinokosha kushandisa chafariz namatidza. Achitendeukira kubudisa vanonzwisisa mafeni panguva startup mudziyo. Asi zvinokwanisika kuita zvirongwa zviri controller, vachishandisa chiratidzo kubva tembiricha Switch. Paaizosvika munhu tembiricha akaenzana hafu kuti panguva iyo mudziyo iri adzima, kuti dzinoshandisa chinja anoitwa.

redunhu bhodhi

Sezvo redunhu bhodhi zvakanaka kushandisa akagadzirira-akaita mikana. In kutengeswa bhodhi yakabvooka akasiyana siyana, dzinoiswa duku gaba-kuifukidza vokukurukura. Zvakafanana parlance dzinonzi "hove". Chinhu bedzi zvinokosha kufunga, sezvo zvichiita kuti kutsiva processor uye chipset. Nokuti chinangwa ichi, unofanira kushandisa connectors izvo soldered kuti bhodhi. Frequency converters nemaoko avo pachavo kuti zvakanakisisa pamwe netarisiro anokurumidza kuchinja zvinhu. Chip kana controller chete kuiswa mune chirwere ichi sezvo rusvingo nechimwe.

zvakawanikwa

Anogona kubereka uye kakawanda pachavo convert. Price analogues, sezvo takaona, ndiye yepamusoro zvikuru. Kunyange zvazvo, Chokwadi, vane mikana yakawanda. Asi chokwadi, kana imi kunyatsotarisa, zvinoitika kuti chaizvoizvo kushandisa hapana zvinopfuura mabasa mashanu. Kana nemotokari zvakafanira kuchinja nokukurumidza, uye kuchinja kumhanyisa uye deceleration nguva. A ikakuruma zvishoma aiwanzoshandisa neizvi nerevane kushandura kufadza zvinobvumidzwa uno.