Umgaqo wemodyuli yesigaba.
Imodyuli yesigaba yisekethe apho isigaba somthwali silawulwa ngumqondiso owenziweyo. Kukho iindlela ezimbini eziphambili zokuguqulwa kwesigaba se-sine wave: ukumodareyitha kwesigaba esithe ngqo kunye nokumodareyitha kwesigaba esingathanga ngqo. Ukumodareyitha kwesigaba esithe ngqo kukutshintsha ngokuthe ngqo iiparitha ze-resonant loop ngokumodareyitha isiginali, ukuze utshintsho lwesigaba lwenziwe xa umqondiso womthwali udlula kwi-loop ye-resonant kunye nefom ye-modulation wave wave. Ukumodareyitha kwesigaba esingathanga ngqo kukuqala ukumodareyitha i-amplitude ye-modulated wave, kwaye emva koko uguqule utshintsho lwe-amplitude kwinguqu yesigaba, ukuze ufezekise ukumodareyitha kwesigaba. ...
Ukufezekiswa okubambekayo kokumodareyithwa kwesigaba esithe ngqo kunye nokumodareyitha kwesigaba esingathanga ngqo
Ukumodareyitha kwesigaba esithe ngqo: ukusebenzisa umqondiso oguquliweyo ukuguqula ngokuthe ngqo iiparitha ze-loop ye-resonant, ukwenzela ukuba umqondiso we-carrier nge-resonant loop phase shift. Le ndlela ilula kwaye ithe ngqo, kodwa ifuna ulawulo oluchanekileyo lweeparameters zesekethe ye-resonant.
Ukumodareyitha kwesigaba esingathanga ngqo: i-amplitude ye-modulated wave iguqulwa kuqala, kwaye emva koko utshintsho lwe-amplitude luguqulwa lube yinguqu yesigaba. Le ndlela yenziwa ngu-Armstrong ngo-1933 kwaye ibizwa ngokuba yi-Armstrong modulation method.
I-modulator yesigaba se-pulse: I-modulator yesigaba se-pulse itshintsha isigaba sokuphuma kwe-modulator yesigaba se-pulse ngokusebenzisa igalelo lokuphuma kwe-pulse yesixhobo sokulawula amanani. Xa isixhobo se-CNC sikhupha i-pulse yesondlo sangaphambili okanye esibuyisela umva, imveliso yemodyuli yesigaba sokubetha iya kuqhubela phambili okanye ishiye isignali yereferensi nge-engile yesigaba esihambelanayo. ...
I-MCU iqonda isiguquli sesigaba sedijithali: i-counter counter by clock pulse, yongeza okanye uthabathe i-pulse eyongezelelweyo ukutshintsha isigaba semveliso ye-counter, ukuze ufezekise utshintsho lwesigaba. ...
Umzekelo wesicelo semodyuli yesigaba
Inkqubo yexesha levalufa eguquguqukayo: Imodyuli yesigaba licandelo eliphambili lenkqubo yevalve eguquguqukayo, ukwenza ngcono ukusebenza kwe-injini ngokulawula isigaba sexesha levalvu. ...
Isixhobo sembuyekezo yamandla asebenzayo: Ikhamera yokuhlengahlengisa sisixhobo sembuyekezo yamandla esebenzayo esetyenziselwa ukugcina ibhalansi yombane kwisixokelelwano samandla. ...
Impazamo yolawulo lwesigaba semoto ibonakala ikakhulu njengeempawu zokungaphumeleli kwesilawuli se-elektroniki, ezi mpawu ziquka:
Ukonakaliswa kwesilawuli sombane : Ukonakaliswa kweFET okanye iDarlington transistor ngaphakathi kwesilawuli samandla ombane, okubangela ukuba uvuselelo lwangoku luphelelwe kulawulo, okubangela ukuba umbane ophuma kwijenereyitha unyuke, kunye nebhetri ukuba itshaje ngaphezulu.
Ijenereyitha yonakele : Ukuba ijenereyitha yonakele, amandla ombane aphumayo ayancipha kwaye ibhetri ayinakuhlawuliswa.
effector okanye Darlington ityhubhu open-circuit umonakalo : Ukuba i-effector okanye i-Darlington ityhubhu evulekileyo yomonakalo wesekethe, i-generator excitation winding lead lead isekelwe.
Isalathisi sebhetri sivuliwe xa kungekho mbane uveliswayo : Isalathisi sebhetri sinokuba sivuliwe ngenxa yokuba akukho mbane uveliswayo, okanye kungenxa yokuveliswa kwamandla aphezulu. Xa amandla ombane ebhetri ehla ngaphantsi kwee-volts ezili-10, injini iyahexa, kunzima ukuyiqalisa, okanye ayinakukhawulezisa kwaye ime.
Ezi zibonakaliso zibonisa ingxaki kwinkqubo yombane yemoto, enokuthi ichaphazele kakubi ukusebenza kwemoto. Ke ngoko, ukuxilongwa kwangethuba kunye nokulungiswa kwezi ntsilelo kubaluleke kakhulu.
Ukongeza, iimpawu zempazamo ze-alternator yemoto zikwabandakanya ukungatshaji, ukutshaja okwangoku kuncinci kakhulu okanye kukhulu kakhulu, kwaye ezi mpazamo zinokunxulunyaniswa nempazamo yomlawuli. Umzekelo, ukungaphumeleli ukuhlawulisa kunokubangelwa ibhanti le-generator ephukileyo, umgca wokuvuselela i-generator okanye umgca wokutshaja, kunye noqhagamshelwano olubi phakathi kwebrashi kunye ne-ring ring. Umsinga wokutshaja uncinci kakhulu unokuba ngenxa yokunxibelelana kakubi komgca wokutshaja, ukutyibilika kwebhanti yokuqhuba, ukusilela kwejenereyitha okanye umbane wolawulo lolawulo uphantsi kakhulu. Umsinga wokutshaja mkhulu kakhulu ngenxa yokuba ixabiso lamandla olawulo lolawulo liphezulu kakhulu.
Isishwankathelo, iimpawu zokungaphumeleli kwe-modulator yesigaba sesithuthi zibandakanya ukutshatyalaliswa kwebhetri, ukungaphumeleli kwebhetri, ukukhanya kwesalathisi sebhetri, njl., Enokuchaphazela ukusebenza okuqhelekileyo kwemoto. Ke ngoko, kuyafuneka ukuxilonga kunye nokulungisa impazamo yemodyuli yesigaba semoto ngexesha.
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