Izithombe ezishisayo ziyindlela elula yokuthola umehluko wokushisa wokushisa emijikelezweni kagesi yesigaba ezintathu, uma uqhathanisa nezimo zabo ezijwayelekile zokusebenza. Ngokuhlola umehluko we-thermal wazo zonke izigaba ezintathu eceleni, ochwepheshe bangakwazi ukuthola ngokushesha ama-anomali asebenza emilenzeni ngayinye ngenxa yokungalingani noma ukulayisha ngokweqile.
Ukungalingani kukagesi kuvame ukubangelwa yimithwalo yesikhathi esezingeni elihlukile kepha kungenzeka kube khona ngezinkinga zemishini njengokuxhumeka okuphezulu kokumelana. Ukungalingani okuncane kwe-voltage enikezwe imoto kuzodala ukungalingani okukhulu kwamanje okuzokwenza ukushisa okwengeziwe futhi kunciphise i-torque nokusebenza kahle. Ukungalingani okukhulu kungashaya i-fuse noma uhambo olwaneyo olubangela ukuhlukaniswa okukodwa nezinkinga ezihambisana nakho njengokushisa kwezimoto nomonakalo.
Ekusebenzeni, cishe akunakwenzeka ukulinganisa ngokuphelele ama-voltages kuzo zonke izigaba ezintathu. Ukusiza abasebenza ngemishini bahlole amazinga amukelekayo okulinganisela, ugesi kazwelonke
Associations Association (NEMA) kubhalwe imininingwane ebekiwe yamadivayisi ahlukile. Lezi zisekelo ziyiphuzu eliwusizo lokuqhathanisa ngesikhathi sokulungiswa nokuxazulula inkinga.
Yini okufanele uyihlole?
Capture izithombe ezishisayo zawo wonke amaphaneli kagesi namanye amaphuzu aphezulu okuxhumeka okulayisha anjengokushayela, ukunqamula, ukulawula nokunye. Lapho uthola khona amazinga okushisa aphezulu, landela leso sifunda futhi uhlole amagatsha ahambisanayo nemithwalo.
Hlola amaphaneli nokunye ukuxhumana nezembozo. Ngokufanelekile, kufanele uhlole amadivaysi kagesi lapho afudunyezwa ngokuphelele futhi ezimweni zombuso eziqinile okungenani ngamaphesenti angama-40 omthwalo ojwayelekile. Ngaleyo ndlela, izilinganiso zingahlolwa kahle futhi ziqhathaniswe nezimo ezijwayelekile zokusebenza.
Yini okufanele uyibheke?
Umthwalo olinganayo kufanele ulinganise amazinga okushisa alinganayo. Esimweni somthwalo esingalinganiseli, isigaba esigcwele kakhulu esigcwele sizovela sifudumele kunabanye, ngenxa yokushisa okwenziwe ngokumelana. Kodwa-ke, umthwalo ongalinganiselwe, ukugcwala ngokweqile, ukuxhumana okumubi, kanye nenkinga yokuvumelanayo konke kungadala iphethini efanayo. Ukukala umthwalo kagesi kuyadingeka ukuthola inkinga.
Umjikelezo noma umlenze ojwayelekile noma umlenze ungahle usayine ingxenye ehlulekile.
Kuyinqubo yomsindo yokwakha indlela ejwayelekile yokuhlola efaka konke ukuxhumana kukagesi. Usebenzisa isoftware eza nesithombe se-thermal, gcina isithombe ngasinye osithwebule kukhompyutha bese ulandelela ukukalwa kwakho ngokuhamba kwesikhathi. Ngaleyo ndlela, uzoba nezithombe eziyisisekelo ukuqhathanisa izithombe zakamuva. Le nqubo izokusiza ekuboneni ukuthi ngabe indawo eshisayo noma epholile ayijwayelekile yini. Ukulandela isenzo sokulungisa, izithombe ezintsha zizokusiza ekuboneni ukuthi ukulungiswa kwaphumelela yini.
Yini emele "isexwayiso esibomvu?"
Ukulungiswa kufanele kubekwe phambili ukuphepha okokuqala, izimo zokusebenza ezilandela ubungozi bokuphepha ezilandelwa ngokubucayi kwemishini kanye nezinga lokushisa lokushisa. INeta (ugesi waphesheya
Imihlahlandlela yokuhlola Inhlangano) iphakamisa ukuthi amazinga okushisa aphansi anjenge-1 ° C ngaphezulu kanye 1 ° C ephakeme kunemishini efanayo enomthwalo ofanayo angakhombisa ukuphenya okufanayo.
Izindinganiso ze-NEMA (NEMA MG1-12.45) Xwayisa ngokusebenza kunoma iyiphi imoto ekulinganiseni kwamandla kagesi adlula amaphesenti owodwa. Eqinisweni, i-NEMA incoma ukuthi ama-motors ahlelwe uma esebenza ngokungalingani okuphezulu. Amaphesenti aphephile wokungalingani ayahluka kweminye imishini.
Ukwehluleka kwezimoto kungumphumela ojwayelekile wokungalingani kwendlamfucu. Izindleko Ezizonke zihlanganisa izindleko zemoto, umsebenzi odingekayo ukuze ushintshe imoto, izindleko zomkhiqizo ezilahliwe ngenxa yokukhiqizwa okungalingani, ukusebenza komugqa kanye nemali elahlekile ngesikhathi lapho umugqa ulahlekile.
Izenzo zokulandela
Lapho isithombe esishisayo sibonisa wonke umqhubi wesifundo ufudumele kunezinye izingxenye kulo lonke ingxenye yesifunda, umqhubi wesifundo angafakwa ngaphansi noma ukugcwala ngokweqile. Hlola isilinganiso somqalisi kanye nomthwalo wangempela ukuthola ukuthi yikuphi okunjalo. Sebenzisa i-multimeter ngesengezo se-clamp, imitha yokuvala noma ukuhlaziya ikhwalithi yamandla ukuhlola ibhalansi yamanje nokulayisha esigabeni ngasinye.
Ngasohlangothini lwamandla kagesi, hlola ukuvikelwa kanye ne-switchchear yama-voltage Drops. Ngokuvamile, i-Line Voltage kufanele ibe ngaphakathi kwe-10% yesilinganiso se-NamePlate. Ungathathi hlangothi voltage kungaba yinkomba yokuthi uhlelo lwakho lulayishwe kangakanani noma lungaba yinkomba ye-harmonic yamanje. Okungathathi hlangothi kwe-voltage ephakeme kune-3% yamandla okukhohlisa kufanele kubangele ukuqhubeka kophenyo. Futhi cabanga ukuthi imithwalo ishintsha, futhi kungazelelwe isigaba kungase kuncishiswe kakhulu uma kufika umthwalo omkhulu wesigaba esisodwa online.
Ama-voltage awehla kuwo wonke ama-fuses kanye nokushintshwa kungabonakala futhi njengokungalingani ngemoto nokushisa ngokweqile endaweni yenkinga yezimpande. Ngaphambi kokuthi ucabange ukuthi i-COUD itholakele, hlola kabili nge-thermal image kanye nezilinganiso zamanje zamamitha amaningi noma amamitha noma amamitha. Akukho okuphakelayo noma amasekethe amagatsha okufanele alayishwe emkhawulweni ovunyelwayo.
I-Circuit Load Aquations kufanele futhi ivumela i-harmonics. Isixazululo esivame kakhulu sokulayisha ngokweqile siyosatshalaliswa kabusha imithwalo phakathi kwemibuthano, noma ukuphatha lapho kuvela khona imithwalo ngesikhathi lapho.
Usebenzisa isoftware ehlobene nayo, inkinga ngayinye esolwayo engavulwa ngesithombe se-thermal ingabhalwa embikweni ohlanganisa isithombe esishisayo nesithombe sedijithali semishini. Leyo yindlela engcono kakhulu yokuxhumana nezinkinga nokuphakamisa ukulungiswa.
Isikhathi sePosi: Nov-16-2021