Design Okuyisisekelo se-DC Electronic Imithwalo

Emjikelezweni wochungechunge lweUmthwalo we-Electronic Electronic, okwamanje ephuzwini ngalinye kuyafana, futhi isifunda sidinga ukusebenza njalo. Inqobo nje uma ukugeleza kwamanje ngengxenye eyodwa kulawulwa kwisendlalelo sesethingi, ukuphuma okuqhubekayo esilawula kungatholakala.

Isifunda esilula njalo samanje, esivame ukusetshenziswa kuzinhlelo zokusebenza ngamandla aphansi nezidingo eziphansi. Kwezinye izinhlelo zokusebenza, lo mjikelezo awunamandla, njengokuthi: Lapho i-voltage yokufaka ingu-1v kanye namanje okufakwayo kungu-30a,

Le mfuneko ayikwazi ukuqinisekisa umsebenzi nhlobo, futhi ayilungele kakhulu umjikelezo ukuze alungise okukhona njengamanje.

Enye yezindawo zokujikeleza ezisetshenziswa njalo, umjikelezo onjalo kulula ukuthola amanani wamanje futhi anembile wamanje, u-R3 ungumzabalazo wesampula, futhi i-vref isibonakaliso esinikeziwe.

Umgomo osebenzayo wesifunda, unikezwe i-vref yesiginali: lapho i-voltage e-R3 ingaphansi kwe-vref, okungukuthi, i-ap07 ingaphansi, ukuze i-op07 inyuswa Futhi okwamanje kwe-R3 kuyanda;

Lapho i-voltage e-R3 inkulu kune-vref, -in inkulu kune-vref, futhi i-OP07 inciphisa umphumela, okubuye inciphise okungu-R3, ukuze umjikelezo ekugcineni agcinwe enanini elinikezwe njalo ukusebenza;

Lapho i-vref enikeziwe ingu-10mv futhi u-R3 ngu-0.01 ohm, i-ah.01 e-OHM, inani eliphakathi lesekethe, inani elikhona njalo lingashintshwa ngokushintsha i-vref, i-vref ingahle isetshenziswe ukulawula Okokufaka yi-MCU,

Ukukhishwa kwamanje kungashintshwa ngesandla ngokusebenzisa i-potentiometer. Uma okufakwayo kwe-DAC kusetshenziswa, umthwalo olawulwa ngokwe-elekthronikhi olawulwa njalo. Isakhiwo esilungisiwe

Setha ububanzi obuhleliwe nokuphakama kubha yamathuluzi. Isizinda singasethwa ukuthi sifakwe. Ingavumelanisa ngokuphelele isithombe sangemuva nombhalo bese wenza isifanekiso sakho.

Ukuqinisekiswa kokulingisa kweSekethe:

I-Constant Voltage Circuit

Isifunda esilula se-voltage, vele usebenzise i-zener diode.

I-voltage yokufaka ikhawulelwe ku-10v, futhi umjikelezo we-voltage njalo ulusizo kakhulu uma usetshenziselwa ukuhlola ishaja. Singakwazi ukuguqula kancane kancane i-voltage ukuvivinya izimpendulo ezahlukahlukene zeshaja.

Amandla kagesi e-Mos Tube ahlukaniswe ngo-R3 no-R2 futhi athunyelwe kwi-amplifier yokusebenza e + ukuqhathanisa nenani elinikeziwe. Njengoba kukhonjisiwe kwisibalo, lapho i-Potentiometer ise-10%, ku-1V, khona-ke i-voltage eMos tube kufanele ibe nge-2V.

Umjikelezo wokumelana njalo

Ngomsebenzi wokumelana njalo, kwezinye izibalo ezilawulwaImithwalo ye-elekthronikhi, awukho umjikelezo okhethekile owenzelwe, kepha okwamanje kubalwa yi-voltage yokufaka etholwe yi-MCU ngesisekelo somjikelezo oqhubekayo wamanje, ukuze kufinyelelwe inhloso yomsebenzi wokumelana njalo.

Isibonelo, lapho ukumelana njalo kungu-10 ohms, futhi i-MCU ithola ukuthi i-voltage yokufaka iyi-20v, izolawula okukhona njengamanje ukuze ube ngu-2A.

Kodwa-ke, le ndlela inempendulo ehamba kancane futhi ilungele kuphela izikhathi lapho okufakwayo kushintsha kancane futhi izidingo zingaphezulu. Ukumelana Okuqhubekayo OkungaphansiImithwalo ye-elekthronikhizitholwa yi-Hardware.

Isifunda samandla njalo

Ukusebenza kwamandla njaloImithwalo ye-elekthronikhizisetshenziswa ngokujikeleza okuqhubekayo kwamanje. Umgomo ukuthi i-MCU ibala okukhishwayo kwamanje ngokuya ngenani lamandla ebekiwe ngemuva kokukhipha amavolumu okufaka.


Isikhathi sePosi: Oct-19-2022
  • I-Facebook
  • I-LinkedIn
  • I-YouTube
  • uhlobo lwenkani
  • IBlogage
Imikhiqizo efakiwe, Indawo lapho ittamap, Imitha ye-Voltage, Imitha ye-voltage ephezulu, Ithuluzi elibonisa ama-voltage okufaka, Imitha yamandla kagesi aphezulu edijithali, Imitha ephezulu yedijithali yedijithali, Imitha yamandla kagesi aphezulu, Yonke Imikhiqizo

Thumela umyalezo wakho kithi:

Bhala umyalezo wakho lapha bese usithumela kithi
TOP