Injini ingomunye wemishini ejwayeleke kakhulu, futhi iyisisetshenziswa esiguqula amandla kazibuthe kagesi abe amandla emishini.Ngesikhathi senqubo yokuguqulwa kwamandla, ezinye izici ezilula neziyinkimbinkimbi zingabangela ukuthi injini ikhiqize ama-shaft currents ngamazinga ahlukahlukene, ikakhulukazi kumamotho amakhulu, Kumamotor ane-voltage ephezulu kanye nama-motor frequency aguquguqukayo, kunezimo eziningi zokutubeka kwemoto nokuhluleka ngenxa shaft yamanje.
Izimo ezidingekayo zokukhiqiza i-current voltage kanye ne-loop evaliwe.Ukuqeda i-shaft current, ngokombono we-theory, isilinganiso esisodwa ukulawula noma ngisho nokuqeda i-voltage ye-shaft, kanti enye ukusika i-loop evaliwe;empeleni, abakhiqizi abahlukene bahlose Izimo zokusebenza ezihlukene, izinyathelo ezithathiwe azifani.Ezimweni zokusebenza okulula ukusebenza, kuzosetshenziswa amabhulashi e-diversion carbon.Umgomo uwukudala enye isifunda ukuhlukanisa i-bearing from the circuit;ezimweni eziningi, kuba Ngokwendlela yokusika isifunda, sebenzisa imikhono ye-insulating bearing, i-insulating end cover, i-insulating bearings, noma izinyathelo zokuvimbela isikhundla sokuthwala.
Ukuze kuncishiswe ngokuyisisekelo ingozi yamanje ye-shaft, ubuhlakani bohlelo lokuklama nokuhambisana kwenqubo yokukhiqiza nomklamo kuyadingeka kakhulu.Ukulawulwa okunciphile kohlelo lokuklama kanye nokukhiqizwa kwenqubo kungokonga kakhulu futhi kuthembekile kunezinyathelo ezihlukahlukene zakamuva.
Ama-voltmeter e-elekthronikhi (aziwa nangokuthi ama-millivoltmeters e-AC) ngokuvamile abhekisela kuma-voltmeter e-analog.Kuyithuluzi lokulinganisa elisetshenziswa kakhulu kumasekhethi kagesi.Isebenzisa ikhanda kazibuthe njengenkomba futhi ingeyethuluzi lesikhombi.I-voltmeter ye-elekthronikhi ayikwazi ukukala i-voltage ye-AC kuphela, kodwa futhi ingasetshenziswa njengebhendi ebanzi, enomsindo ophansi, i-amplifier enenzuzo ephezulu.
Ama-voltmeter e-elekthronikhi ajwayelekile akhiwa izingxenye ezimbili: ukukhulisa nokutholwa.Ikakhulukazi yakhiwe izingxenye ezine: i-attenuator, i-AC voltage amplifier, umtshina kanye nokuphakelwa kwamandla okulungisiwe.
I-voltmeter ye-elekthronikhi isetshenziswa kakhulu ukukala ama-voltage esiginali aphezulu naphansi, futhi ingelinye lamathuluzi asetshenziswa kakhulu ekukaleni ngogesi.
I-voltage elinganisiwe iqala incishiswe i-attenuator ibe yinani elifanele okokufaka kwe-AC amplifier, bese ikhuliswa yi-AC voltage amplifier, futhi ekugcineni itholwe umtshina ukuthola i-voltage ye-DC, futhi inani liboniswa ikhanda lemitha. .
I-engeli yokuchezuka ye-pointer ye-voltmeter kagesi ilingana nenani elimaphakathi le-voltage elinganisiwe, kodwa iphaneli ilinganiswa ngokwenani elisebenzayo le-voltage ye-sinusoidal AC, ngakho-ke i-voltmeter kagesi ingasetshenziswa kuphela ukukala inani elisebenzayo. amandla kagesi we-sinusoidal AC.Lapho ukala i-voltage ye-AC engeyona ye-sinusoidal, ukufundwa kwe-voltmeter kagesi akunayo incazelo eqondile.Kuphela ngokuhlukanisa ukufundwa nge-coefficient ye-waveform engu-1.11 we-voltage ye-sinusoidal AC lapho kungatholwa inani elimaphakathi le-voltage elinganisiwe.
Ama-voltmeters e-analog ngokuvamile abhekisela kuma-voltmeters esikhomba, angeza i-voltage elinganisiwe ku-ammeter ye-magnetoelectric futhi ayiguqule ibe i-engeli yokuchezuka kwesikhombi ukuze ikalwe.Lapho ukala i-DC voltage, ingakhuliswa ngokuqondile noma ikhuliswe noma incishwe ukuze ibe inani elithile le-DC yamanje ukushayela inkomba yokuchezuka kwesikhombi sekhanda lemitha ye-DC.Lapho ukala i-voltage ye-AC, kufanele idlule kusiguquli se-AC/DC, okungukuthi, umtshina, ukuze uguqule amandla kagesi e-AC alinganisiwe abe amandla kagesi e-DC alinganayo, bese ikala i-DC voltage.Ngokwezindlela ezihlukene zokuhlukanisa, kunezinhlobo eziningi ze-analog voltmeters.
I-voltmeter yedijithali iguqula inani le-voltage elinganisiwe ibe inani ledijithali ngobuchwepheshe bedijithali, bese ibonisa inani le-voltage elilinganisiwe ezinombolweni zamadesimali.I-voltmeter yedijithali isebenzisa isiguquli se-A/D njengendlela yokulinganisa, futhi ibonisa imiphumela yokulinganisa ngesibonisi sedijithali.I-voltmeter yedijithali yokulinganisa i-voltage ye-AC namanye amapharamitha kagesi kufanele iguqule amapharamitha kagesi akaliwe ngaphambi kwesiguquli se-A/D, futhi iguqule amapharamitha kagesi akaliwe abe amandla kagesi e-DC.
Ama-voltmeter edijithali angahlukaniswa abe ama-voltmeter edijithali e-DC kanye nama-voltmeter edijithali e-AC ngokuya ngezinto zokulinganisa ezihlukene.Ama-voltmeter edijithali e-DC angahlukaniswa abe izinhlobo ezintathu: uhlobo lokuqhathanisa, uhlobo olubalulekile kanye nohlobo oluyinhlanganisela ngokwezindlela ezihlukene zokuguqula i-A/D.Ngokwezimiso ezihlukile zokuguqulwa kwe-AC/DC, ama-voltmeter edijithali e-AC angahlukaniswa abe izinhlobo ezintathu: uhlobo oluphakeme, uhlobo lwenani elimaphakathi kanye nohlobo lwenani olusebenzayo.
I-voltmeter yedijithali isebenzisa okukhiphayo kwedijithali ukuze ibonise imiphumela yokulinganisa.Ngaphezu kwezinzuzo zokunemba kokulinganisa okuphezulu, isivinini esisheshayo, i-impedance enkulu yokufaka, umthamo oqinile wokugcwala, ikhono eliqinile lokulwa nokuphazamiseka, nokuxazulula okuphezulu, kulula futhi ukuhlanganisa namakhompyutha nezinye izinto zokusebenza.Amathuluzi okuhlola okuzenzakalelayo namasistimu nawo athatha isikhundla esibalulekile esilinganisweni sikagesi.
Isikhathi sokuthumela: Mar-11-2023