Nke technologyElectronics

Ụkpụrụ nke ọrụ pulsed ike onunu. The circuit ịmafe ike ọkọnọ

Ike onunu mgbe nile mkpa nke ọ bụla kọmputa ngwaọrụ. Ndị a na ngwaọrụ na-aka na amplifiers na receivers. Isi ọrụ nke ike ọkọnọ na-atụle ga ókè nke voltaji Mbelata, nke na-abịa site na netwọk. Wee akpa nlereanya nanị mgbe eriri igwe AC echepụta.

Ọzọkwa, mmepe nke ike onunu emetụta iwebata nkesa na ngwaọrụ circuit. The peculiarity nke usu ihe nakawa etu esi na ha na-eji rectifiers. N'ihi ya, akara voltaji stabilization bụ site a dịtụ iche ụzọ karịa na ot ngwaọrụ ebe transducer na-arụ ọrụ.

Ike ọkọnọ ngwa

Ọ bụrụ na anyị na-atụle na-emebu ike ọkọnọ, nke na-eji na radio receivers, ọ na-agụnye a ugboro transformer, transistor, na ọtụtụ diodes. Ọzọkwa trotul bụ ugbu ke yinye. Capacitors na-arụnyere na dị iche iche akọ, na kwa ike ịdị iche iche nke ukwuu. Rectifiers na-na-na-eji, condenser ụdị. Ha na-nkewa dị ka elu.

Ọrụ nkeji dịkọrọ ndụ

Ná mmalite, ndị voltaji nyere àkwà mmiri ahụ rectifier. Mgbe a na ogbo, na ịmachi ọnụ ọgụgụ kasị elu ugbu a triggered. Ọ dị mkpa ka ọkụ fuuz na ike ọkọnọ. Ọzọ, na nke ugbu a na-aga site na circuit site pụrụ iche nzacha, ebe ọ na-n'ịtụgharị. Resistors n'ihi ibo capacitors mkpa a ole na ole. ọnụ naanị ike ime mgbe ndị mmebi dynistor. Mgbe ahụ, na ike ọkọnọ transistor akpọchi na rụrụ. Nke a na-eme ka o kwe omume iji budata onu oscillations.

Bụrụ na nke voltaji ọgbọ diodes na-tinye n'ọrụ sekit. Ha na-interconnected site cathodes. The na-adịghị mma nwere nke usoro na-eme ka o kwe omume na igbachi dynistor. Relief mmalite rectifier transistor a rụrụ mgbe kpochidoro. Ọzọkwa, ugbu a na ịmachi na-nyere. Iji gbochie saturation nke transistors, nwere ihe abụọ fuuz. Ha na-arụ ọrụ na circuit dị nnọọ mgbe ezumike. Ka ịmalite nzaghachi mkpa na a transformer. Nri ya n'ime ike ọkọnọ usu diodes. Na na mmepụta nke nwetụ ugbu a na-aga site na capacitors.

Njirimara nke laabu blocks

The ọrụ ụkpụrụ nke usu ike onunu nke ụdị na-wuru maka n'ịtụgharị n'ọrụ ike. Na a ọkọlọtọ akwa rectifier circuit na-nyere onye. Iji wepu niile nnyonye anya nzacha na-eji na mmalite na na na njedebe nke yinye. Usu Capacitors laabu ike ọkọnọ nkịtị. The saturation nke transistors nwayọọ nwayọọ, na a diode na-emetụta ghaghị. Voltaji ụkpụrụ ọtụtụ ụdị dị. Nchedo usoro e mere na-azọpụta ndị nkeji si obere sekit na sekit. Gịnị na-ejikarị na-abụghị modular usoro. Na nke a, ihe nlereanya ike nwere ike iru ruo 500 watts.

Njikọta ike ọkọnọ usoro-abụkarị arụnyere ATX ụdị 20. N'ihi obi jụrụ ofufe unit na-n'ịnyịnya na ụlọ. agụba adiana ọsọ ga-gbanwee otú. The kacha ibu laabu ụdị ngọngọ ga-enwe ike idi na 23 A. Na nke a, ná nkezi, ndị na-eguzogide oke na-nọgidere na-enwe na 3 ohms. Reserve ugboro, nke usu nwere a laabu ike esenyịn, hà 5 Hz.

Olee ịrụzi ngwaọrụ?

Ọtụtụ mgbe, ike onunu na-ata ahụhụ si gbara ọkụ fuuz. Ha na-emi odude na-esote capacitors. Malite ịrụzi pulsed ike onunu na-ewepụ na-echebe cover. Ọzọ, ọ dị mkpa na-enyocha ike n'ezi ihe nke mgbawa. Ọ bụrụ na ọ bụ anya ntụpọ, ọ nwere ike na-anwale iji a tester. Iji wepu fuuz, ị ga-akpa Ikwupu capacitors. Mgbe ahụ, ha ga-ewepụ na-enweghị nsogbu.

Iji nyochaa ike n'ezi ihe nke na ngwaọrụ na-eleta ya isi. Fụọ fuuz bụ na ala nke a gbara ọchịchịrị ntụpọ, nke na-egosi mmebi nke modul. Dochie a ihe, i kwesịrị ntị ka ya na-akanye. Mgbe ahụ, na ngwá electronic ụlọ ahịa, ị nwere ike ịzụta a yiri ngwaahịa. Wụnye fuuz a rụrụ nanị mgbe gwara ndị condensates. Ọzọ na-enwekarị nsogbu na ike ọkọnọ nkeji-atụle ga-a kpatara na nkesa. Ha na-anọchi anya a igbe nke na-arụnyere na-esi anwụde.

Mgbe voltaji nke unit bụ nnọọ ukwuu, ha na-adịghị ada. Dị ka a N'ihi ya, ndị asọfe ike n'ezi na-emebi. Mee Ndozi pulsed ike ọkọnọ na ahụ bụ nke agaghị ekwe omume. Na nke a na-transformer ka a fuuz, nwere ike na-anọchi.

AC nkwụnye

The na-arụ ọrụ ụkpụrụ nke usu-ụdị ike ọkọnọ nkeji dabeere ala ugboro mkpọtụ Mbelata njupụta. Nke a bụ n'ihi na ojiji nke elu-voltaji diodes. N'ihi ya, akara ugboro ịgba nwetara rụọ ọrụ nke ọma. Ke adianade do, ọ ga-ahụ kwuru na transistors nke nkezi ike eji. The ibu na fuuz bụ ntakiri.

The resistors na ọkọlọtọ usoro na-adịkarịghị eji. Nke a bụ n'ụzọ dị ukwuu n'ihi na eziokwu na capacitor bụ enwe ike isonye na mgbanwe nke ugbu a. Isi nsogbu nke ụdị ike ọkọnọ bụ akpa ubi. Ọ bụrụ na capacitors na-eji na a ala capacitance, na transformer bụ na ihe ize ndụ mpaghara. Na nke a, ị ga-abụ nnọọ anya banyere ngwaọrụ ike. Ọgụgụ kasị elu ugbu a limiters maka ịmafe ike ọkọnọ netwọk nwere, na ha dị n'elu rectifiers. Ha bụ isi ọrụ bụ ịchịkwa ọrụ ugboro maka njupụta stabilization.

The diodes n'ime usoro na-arụ ọrụ na-ezughị ezu fuuz ọrụ. transistors na-eji naanị ẹkedori rectifier. The usoro nke kpochidoro, n'aka, a chọrọ iji rụọ ọrụ iyo. Capacitors nwekwara ike ga-eji na nkewa ụdị usoro. Na nke a, na transformer mmalite-elu ga-rụrụ ọtụtụ ihe ngwa ngwa.

The ojiji nke Microchips

Ibe ke ike maka a dịgasị iche iche nke nkanka. Ke idaha emi, a ọtụtụ na-adabere na ọnụ ọgụgụ nke nọ n'ọrụ ọcha. Ọ bụrụ na karịrị abụọ diodes, na ego a ga-gbakọọ n'okpuru ọsọ ọsọ na-mmepụta nzacha. Nkesa na-na-na-emepụta dị iche iche akọ, na size bụ nnọọ iche.

Emega soldering ibe onwe dị ka o kwere. Na nke a ọ dị mkpa iji gbakọọ na-eguzogide ndị na ịmachi resistor na ike ngwaọrụ. Ka ịmepụta a agbanwe ụdị iji pụrụ iche blocks. Nke a na ụdị usoro na-mere na abụọ tracks. Pulsation n'ime osisi ga-abụ nnọọ ngwa ngwa.

Uru nke na-achịkwa ike blocks

The na-arụ ọrụ ụkpụrụ nke usu ike ọkọnọ na regulators bụ iji a pụrụ iche njikwa. Nke a circuit mmewere nwere ike ịgbanwe bandwit transistors. N'ihi ya, karịa ugboro na ọsọ ọsọ na-na mmepụta dị nnọọ iche. Kpatụ dị iche iche na o kwere omume ịmafe ike ọkọnọ. Voltaji ụkpụrụ a rụrụ dị ka ụdị nke transformer. Ka obi jụrụ ngwaọrụ eji ot Coolers. The nsogbu nke ndị a ngwaọrụ na-mejupụtara na ngafe ugbu a. Iji dozie ya, na-echebe nzacha na-eji.

ngwá ike na nkezi bụ gburugburu 300 watts. The Gịnị na-eji na usoro naanị na-abụghị ndị modular. N'ihi ya, obere sekit nwere ike izere. PSU njikọta maka ejikọta ngwaọrụ na-abụkarị arụnyere ATX Series 14. The ọkọlọtọ nlereanya nwere abụọ ndapụta. Rectifiers na-eji voltnosti ụba. Ha na-enwe ike idi na-eguzogide nke 3 ohms. N'aka nke ya, na kacha ibu ịmafe usoro ike ọkọnọ unit na-ewe 12 A.

Ọrụ nkeji 12 volts

Ịmafe ike ọkọnọ (12 volts) na-agụnye abụọ diodes. N'ihi ya nzacha na-arụnyere na obere ikike. Na nke a, na pulsation usoro bụ nnọọ ngwa ngwa. The nkezi ugboro bụ gburugburu 2 Hz. The arụmọrụ nke ọtụtụ ụdị adịghị gafere 78%. Ọzọkwa dị iche na data nkanka ya compactness. Nke a bụ n'ihi na eziokwu na nkesa na-arụnyere ala ike. The obi jụrụ n'otu oge ha na-adịghị mkpa.

Scheme 12b pulsed ike ọkọnọ n'ihu na-agụnye ojiji nke resistors na P23 kpọrọ. Ndị na-eguzogide ha na-enwe ike iji na-azụ na 2 ohms, ma n'ihi na a ngwaọrụ nke ike dị otú ahụ bụ zuru ezu. Ịmafe ike ọkọnọ na-eji ọtụtụ maka 12V oriọna.

Olee otú ndị unit gị TV?

The ọrụ ụkpụrụ nke usu ike onunu nke ụdị bụ ojiji nke mkpa-film nzacha. Ndị a na ngwaọrụ na-enwe ike ịnagide mgbanwe nnyonye njupụta. Asọfe ịkpagbu nyere sịntetik. N'ihi ya, nchebe site mkpa ọnụ àgwà. All akàrà na ike ọkọnọ na-kewapụrụ n'akụkụ niile.

Transformer, n'aka, nwere a iche iche oyi ka obi jụrụ. N'ihi na mma, ọ na-emekarị arụnyere nkịtị. Data na ịmachi ngwaọrụ okpomọkụ na-nọgidere na-enwe na 60 degrees. The ọrụ ugboro ole nke a ịmafe ike ọkọnọ TV na-akwado na 33 Hz. Na okpomọkụ n'okpuru efu ngwaọrụ data nwekwara ike-eji Otú ọ dị, ihe ka ukwuu a na ọnọdụ ya na-adabere na ụdị nke condensates na cross ngalaba nke magnetik circuit.

Device nlereanya 24 volt

Na ụdị 24 volt ala ugboro rectifiers na-eji. Na mkpọtụ nwere ike ịga nke ọma jikwaa na abụọ diodes. The arụmọrụ nke ndị dị otú ahụ na ngwaọrụ bụ ike nke na ruo 60%. Regulators na ike ọkọnọ nkeji na-arụnyere nnọọ obere. Ịwa ugboro ihe nakawa etu esi na nkezi adịghị gafere 23 Hz. Eguzogide resistors nwere ike idi naanị 2 ohms. Transistors na ụdị arụnyere na-akanye WP2.

Iji akawanye voltaji resistors sekit na-adịghị mee ihe. Nzacha ịmafe ike ọkọnọ nwere 24V capacitor ụdị. Mgbe ụfọdụ, i nwere ike izute iche iche nke nkewa. Ha dị mkpa amachi ugboro nke ugbu a ịgba. N'ihi na a ngwa ngwa mmalite rectifier dynistors mee nnọọ adịkarịghị. The na-adịghị mma nwere nke ngwaọrụ a na-ewepụ site cathode. Na mmepụta ugbu a na-Nọsi'ike site kpochidoro rectifier.

Boka na ike circuit DA1

Ike onunu nke ụdị si ngwaọrụ ndị ọzọ na-ji na ha pụrụ iguzogide a ukwuu ibu. The capacitor na ọkọlọtọ atụmatụ na-nyere naanị otu onye. N'ihi na nkịtị ọrụ nke ike ọkọnọ regulator na-eji. Nịm njikwa kpọmkwem na ndị resistor. Diodes na atụmatụ pụrụ ịchọta ọ dịghị ihe karịrị atọ.

Ozugbo inverse akakabarede usoro amalite na dinistorov. Iji malite akpọchi usoro na usoro nke pụrụ iche ịkpagbu nyere. Wave na a nnukwu njupụta na-ewute ya na capacitor. Ọ na-emekarị ka nkewa ụdị. Fuuz na ọkọlọtọ usoro bụ obere. Ọ e ji eziokwu na kacha okpomọkụ na transformer bụ ihe na-erughị 50 degrees. N'ihi ya, ụgbọ dị arọ kpagbuo ya ọrụ onwe ha.

Device ụdị na ibe DA2

Microchips pulsed ike onunu nke ụdị, ihe ndị ọzọ ngwaọrụ ekenyela ihe ubara eguzogide. Jiri ha tumadi maka instrumentation. Otu ihe atụ oscilloscope na-egosiputa fluctuations. Voltaji stabilization maka ya dị ezigbo mkpa. N'ihi ya, ngwaọrụ arụmọrụ ga-ezi ezi.

Regulators, ọtụtụ ụdị na-abụghị onwem na. Nzacha bụ n'ozuzu bilateral. Na na mmepụta nke circuit transistors-na-emekarị setịpụrụ. All a na-eme ka o kwe omume iji nagide kacha ibu nke 30 A. N'aka, ọnụego na ịmachi ugboro bụ na gburugburu 23Hz.

Nkanka kọwaa ibe DA3

Nke a mgbawa-enye gị ohere ka ọ bụghị nanị na a regulator, kamakwa njikwa na Monitors na fluctuations ke netwọk. Ndị na-eguzogide transistors na ngwaọrụ na-enwe ike idi mkpokọta 3 ohms. Ike Switched mode ike ọkọnọ na a ibu DA3 4 A ahụ. Jikọọ Fans ajụkwa nke rectifier pụrụ. N'ihi ya, ngwaọrụ nwere ike a ga-eji na mgbe ọ bụla okpomọkụ. Ọzọ uru bụ ọnụnọ nke atọ nzacha.

Abụọ n'ime ha na-setịpụrụ na-abanye na-capacitors. A nkewa ụdị iyo dị na mmepụta na-akawanye na voltaji nke na-abịa site resistor. Diodes na ọkọlọtọ atụmatụ pụrụ ịchọta ọ dịghị ihe karịrị abụọ. Otú ọ dị, ọtụtụ na-adabere na emeputa, na nke a ga-sonye na akaụntụ. Isi nsogbu nke ụdị ike ọkọnọ na-ewere na ha na-adịghị ike ịnagide ala-ugboro mkpọtụ. N'ihi ya, ka ha na gauges impractical.

Olee otú ndị unit diode VD1?

A nkeji na-iji na-akwado elu atọ na ngwaọrụ. Regulators na ha bụ tripartite. Gịnị maka nkwurịta okwu arụnyere na-abụghị ndị modular. N'ihi ya, na nke ugbu a akakabarede emee ngwa ngwa. Rectifiers na ọtụtụ ụdị ka KKT2 usoro.

Ha na-ji eziokwu na ike si capacitor ike nke mgbasaozi na eriri igwe. N'ihi ya, ibu nke nyo na-ikpe-ewepụ. The arụmọrụ nke ndị dị otú ahụ na ngwaọrụ dị nnọọ elu. Na okpomọkụ n'elu 50 degrees, ha nwekwara ike-eji.

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