1. Ukuguqulwa kwesampula yesignali yesigaba sokuvama kanye nesekethe yokubumba
Isignali ye-generator noma i-power grid line voltage iqala ngokumunca isignali ye-clutter ku-voltage waveform ngokusebenzisa i-resistance kanye ne-capacitance filtering circuit, bese iyithumela ku-photoelectric coupler ukuze yakhe isignali ye-wave engunxande ngemva kokuhlukaniswa kwe-photoelectric. Isignali iguqulwa ibe isignali ye-square wave ngemva kokuguqulwa futhi yakhiwe kabusha yi-Schmidt trigger.
2. Isekethe yokwenziwa kwesignali yesigaba sokuvama
Isignali yesigaba sokuvama kwejeneretha noma igridi yamandla iguqulwa ibe yizibonakaliso ezimbili zamagagasi angunxande ngemva kokuthatha isampula nokubumba isekethe, esinye sazo esibuyiselwe emuva, kanti isekethe yokwenziwa kwesignali yesigaba sokuvama ihlanganisa lezi zibonakaliso ezimbili ndawonye ukuze ikhiphe isignali ye-voltage ehambisana nomehluko wesigaba phakathi kwalezi ezimbili. Isignali ye-voltage ithunyelwa kwisekethe yokulawula isivinini kanye nesekethe yokulawula i-Angle evalayo ngokulandelana.
3. Isekethe yokulawula isivinini
Isekethe yokulawula isivinini se-synchronizer ezenzakalelayo iwukulawula i-governor kagesi yenjini kadizili ngokwehluka kwesigaba semvamisa yamasekethe amabili, ukunciphisa kancane kancane umehluko phakathi kwawo womabili, bese ekugcineni kufinyelelwe ukuvumelana kwesigaba, esakhiwe yisekethe ehlukile nehlanganisiwe ye-amplifier yokusebenza, futhi ingakwazi ukusetha nokulungisa ukuzwela nokuzinza kwe-governor kagesi.
4. Ukuvala isekethe yokulungisa i-engela eholayo
Izingxenye ezahlukene ze-actuator yokuvala, njengeziphuli zesekethe ezizenzakalelayo noma ama-contactor e-AC, isikhathi sazo sokuvala (okungukuthi, kusukela ku-coil yokuvala kuya esikhathini esivaliwe ngokuphelele sokuxhumana okuyinhloko) asifani, ukuze zivumelane nezingxenye ezahlukene ze-actuator yokuvala ezisetshenziswa abasebenzisi futhi zenze kube ukuvala okunembile, ukwakheka kwesekethe yokulungisa i-Angle yokuvala kusengaphambili, isekethe ingafinyelela ukulungiswa kwe-Angle okuthuthukisiwe okungu-0 ~ 20°, Okusho ukuthi, isignali yokuvala ithunyelwa kusengaphambili kusukela ku-Angle yesigaba esingu-0 kuya ku-20° ngaphambi kokuvala ngesikhathi esisodwa, ukuze isikhathi sokuvala sokuxhumana okuyinhloko kwe-actuator yokuvala sihambisane nesikhathi sokuvala ngesikhathi esisodwa, futhi umthelela kujeneretha uncishiswe. Isekethe inezikhulisi ezine ezisebenzayo eziqondile.
5. Isekethe yokukhipha yokuthola ehambisanayo
Isekethe yokukhipha yokuthola okuhambisanayo yakhiwe ukuthola isekethe yokuvumelanisa kanye ne-relay yokukhipha. I-relay yokukhipha ikhetha i-relay yekhoyili ye-DC5V, isekethe yokuthola okuhambisanayo yakhiwe yi-gate 4093, futhi isignali yokuvala ingathunyelwa ngokunembile uma zonke izimo zihlangatshezwa.
6. Ukunqunywa kwesekethe yokunikezwa kwamandla
Ingxenye yokunikezwa kwamandla iyingxenye eyisisekelo ye-synchronizer ezenzakalelayo, inesibopho sokuhlinzeka ngamandla okusebenza engxenyeni ngayinye yesekethe, futhi yonke i-synchronizer ezenzakalelayo ingasebenza ngokuzinzile nangokuthembekile inobuhlobo obuhle, ngakho-ke ukwakheka kwayo kubaluleke kakhulu. Ukunikezwa kwamandla kwangaphandle kwemoduli kuthatha ibhethri lokuqala lenjini yedizili, ukuze kuvinjelwe ukuthi umhlabathi wokunikezwa kwamandla kanye ne-electrode enhle ingaxhunywa, kufakwa i-diode ku-input loop, ukuze noma ngabe umugqa ongalungile uxhunyiwe, ungashisi isekethe yangaphakathi yemoduli. Ukunikezwa kwamandla okulawula amandla kagesi kusebenzisa isekethe yokulawula amandla kagesi eyakhiwe ngamapayipi amaningi okulawula amandla kagesi. Inezici zesekethe elula, ukusetshenziswa kwamandla aphansi, amandla okukhipha azinzile kanye nekhono eliqinile lokulwa nokuphazamiseka. Ngakho-ke, amandla okufaka amandla aphakathi kuka-10 no-35 V angaqinisekisa ukuthi amandla okukhipha amandla omlawuli azinzile ku-+10V, kucatshangelwa ukusetshenziswa kwamabhethri e-lead angu-12 V no-24 V ezinjini zedizili. Ngaphezu kwalokho, isekethe ingeye-linear voltage regulation, futhi ukuphazamiseka kwamandla kagesi kuphansi kakhulu.
Isikhathi sokuthunyelwe: Okthoba-23-2023