16. Yaya ake kirga adadin janareta mai kafa uku?
Amsa: I = P / (√3 Ucos φ) wato, na yanzu = ƙarfi (watts) / (√3 * 400 (volt) * 0.8).
Formulaa'idar da aka sauƙaƙa ita ce: I (A) = ratedarfin unitarfi ɗaya (KW) * 1.8
Menene alaƙar da ke tsakanin bayyananniyar iko, ƙarfin aiki, ƙarfin da aka kimanta shi, matsakaicin ƙarfi, da ƙarfin tattalin arziƙi?
Amsa: 1) Rukunin da yake bayyane shine KVA, wanda ake amfani dashi don bayyana karfin tiransifoma da UPS a kasarmu.
2) activearfin aiki yana da sau 0.8 na bayyane, a cikin KW, wanda ake amfani dashi a cikin kayan samar da wuta da kayan lantarki a cikin ƙasata.
3) Thearfin ƙarfin janareta na dizal yana nufin ikon da za a iya ci gaba da aiki na tsawon awanni 12.
4) Matsakaicin iko shine sau 1.1 wanda aka kiyasta, amma awa 1 kacal aka yarda dashi cikin awanni 12.
5) Ikon tattalin arziki ya ninka sau 0.75 da aka kiyasta, wanda shine karfin fitarwa wanda janareto na dizal ya saita zai iya aiki na dogon lokaci ba tare da iyakance lokaci ba. Lokacin aiki a wannan ƙarfin, man fetur shine mafi ƙanƙanci kuma rashin cin nasara shine mafi ƙanƙanci.
18. Me yasa ba a ba shi izinin janareto na dizal ya yi aiki na dogon lokaci ba alhali ƙarfin bai kai kashi 50% na ƙarfin da aka ƙayyade ba.
Amsa: consumptionara yawan mai yana sa injunan dizal su zama masu saurin kamala da carbon, wanda ke ƙaruwa da gazawar kuma ya rage lokacin gyarawa.
19. Hakikanin ƙarfin fitarwa na janareta yayin aiki yana dogara ne akan wattmeter ko ammeter?
Amsa: Mitar awo za ta fi rinjaye, kuma miti na wutan don tunani ne kawai.
20. Mitar da ƙarfin ƙarfin janareta duk basu da ƙarfi. Shin matsalar injin din ko janareta?
Amsa: Yana cikin injin.