IZiseko zeZiseko ze-DC zoMthwalo we-DC

Kwisekethe isekethe yeUmthwalo we-DC, okwangoku kwinqanaba ngalinye liyafana, kwaye isekethe kufuneka isebenze ngengoku. Logama nje ukugela ngokudlula kwelinye icandelo kulawulwa kwisekethe yesekethe, iziphumo eziqhubekayo esizilawulayo zinokufezekiswa.

Isekethe elula rhoqo, ihlala isetyenziswa kwizicelo ngamandla asezantsi kunye neemfuno ezisezantsi. Kwezinye iinkqubo, le sekethe ayinamandla, enje: Xa igalelo li-1V kunye negalelo langoku li-30a,

Le mfuneko ayinakuqinisekisa umsebenzi konke konke, kwaye ayilunganga kakhulu kwisekethe ihlengahlengise iziphumo zangoku.

Esona sisekethe esidla ngokusetyenziswa rhoqo, isekethe enjalo kulula ukufumana amaxabiso azinzileyo kwaye achanekileyo, i-R3 ngumthi osampululwayo, kwaye i-VREF ngumqondiso onikiweyo.

Umgaqo wokuSebenza wesekethe, wanikwa i-Vreal Vref: Xa i-voltage i-R3 ingaphantsi kwe-Vref, oko kukuthi, i-Op07 incinci kakhulu inyuka, ukuze i-MOS inyukile kwaye okwangoku i-R3 ye-R3 yanda;

Xa i-voltage i-R3 inkulu kune-Vref,--I-on inkulu kune, kwaye i-OP07 inciphisa igalelo, lelo dolophu igcinwe kwixabiso eliqinisekileyo elinikezwe ukusebenza;

Xa i-Vref inikiwe i-10MV kwaye i-R3 yi-0.01 OHM, i-OOWS okwangoku i-1A, ixabiso langoku linokutshintshwa ngokutshintsha i-vref, i-vref inokulungiswa Igalelo nge-MCU,

Iziphumo ezikhoyo zinokuhlengahlengiswa ngesandla ngokusebenzisa i-potiometer. Ukuba igalelo le-DAC lisetyenziswa, umthwalo olawulwa nge-elektroniki olawulwa nge-elektroniki unokufezekiswa. Uyilo olusisigxina

Misela ububanzi kunye nokuphakama kwi-Toolbar. Imvelaphi inokubekwa ukuba ibandakanywe. Inokulungelelanisa ngokugqibeleleyo umfanekiso ongemva kunye nesicatshulwa kwaye yenze eyakho itemplate.

ISIQINISEKISO SOKUGQIBELA SOKUGQIBELA:

Isekethe i-Voltage rhoqo

Isekethe elula ye-voltage elula, sebenzisa nje i-lerner diode.

Umbane wegalelo unqunyelwe kwi-10v, kwaye isekethe i-Vistage ye-Voltage iluncedo kakhulu xa isetyenziselwa ukuvavanya itshaja. Singalungisa kancinci i-voltage ukuvavanya iimpendulo ezahlukeneyo zetshaja.

I-voltage kwityhubhu ye-MOS yahlulwe nge-R3 ne-R2 yaza yathunyelwa kwi-amplifier esebenzayo kwi-Amplofier kwi-Amption nexabiso elinikiweyo. Njengoko kubonisiwe kumzobo, xa i-potentiometer ikwi-10%, kwi- 1v, emva koko i-voltage kwi-mos Tube ifanele ibe yi-2V.

Isekethe exhaphakileyo

Umsebenzi wokuchasana nokuxhathisa, kwezinye izinto ezilawulwaImithwalo ye-elektroniki, Akukho siphaluka esikhethekileyo senziwe, kodwa okwangoku ibalwa nge-inftage yegalelo efunyenwe yi-MCU kwisiseko sesekethe rhoqo, ukuze sifezekise injongo yokuchasana nokuchasana.

Umzekelo, xa ukuchasana nokuhamba rhoqo zii-10 Ohms, kunye ne-MGUCTOS ukuba i-Intertage i-20V, iya kulawula iziphumo zangoku ukuba zi-2a.

Nangona kunjalo, le ndlela inempendulo ecotha kwaye ilungele kuphela izihlandlo apho utshintsho lwegalelo khona apho utshintsho lwegalelo ngokuthe ngcembe kwaye iimfuno aziphezulu. UkunganyangekiImithwalo ye-elektronikibafezekiswa zizixhobo ze-Hardware.

Isiphaluka samandla rhoqo

Umsebenzi oqhubekayoImithwalo ye-elektronikizimiliselwe ngesekethe yonke. Umgaqo kukuba i-MCU ibala iziphumo ezikhoyo ngoku ngokwexabiso lamandla asetwa emva kokufaka i-voltage yegalelo.


Ixesha lePosi: I-Oct-19 ukuya ku-2002
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iveliso ezifakiwe, Indawo, Imitha yevolthi, Imitha ephezulu ye-voltage, Isixhobo esibonisa i-igalelo voltage, I-Digitage Viegitage Vieter, I-voltage ephezulu ye-digital yedijithali, Imitha yevolumu ephezulu, Zonke iimveliso

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