A na-edozi ihe ndọta na-adịgide adịgide nke yiri mgbanaka n'imemoto DC, na nke ugbu a na-agafe na eriri igwe na rotor iji mepụta ike ampere. Mgbe eriri igwe na rotor dị na oghere magnetik, ntụzịaka nke oghere magnet ga-agbanwe ma ọ bụrụ na ọ na-aga n'ihu na-atụgharị. Ya mere, a na-atụgharị brush na njedebe nke rotor na A na-akpọtụrụ efere ndị ọzọ, nke mere na ntụziaka dị ugbu a na eriri igwe na-agbanwekwa, na ntụziaka nke ike Lorentz emepụtara adịghị agbanwe, ya mere moto ahụ nwere ike ịnọgide na-atụgharị n'otu ụzọ.
Ụkpụrụ ọrụ nkeDC generatorbụ ịgbanwe ike electromotive ọzọ na-ebute na eriri igwe armature ka ọ bụrụ ike electromotive DC mgbe a na-adọta ya na njedebe ahịhịa site na commutator na mmetụta ntụgharị nke ahịhịa.
A na-ekpebi ntụziaka nke ike electromotive a na-ebute site n'aka nri aka nri (akara magnetik na-atụ aka n'ọbụ aka, mkpịsị aka ya na-atụ aka na ntụziaka nke mmegharị nke onye na-eduzi, na mkpịsị aka anọ ndị ọzọ na-atụ aka na ntụziaka nke ike electromotive na-eduzi na onye nduzi).
A na-ekpebi ntụziaka nke ike na onye nduzi site na iwu aka ekpe. Otu ụzọ ọkụ eletrik na-etolite ike na-arụ ọrụ na armature, nke a na-akpọ ọkụ eletrik n'ime igwe eletrik na-atụgharị. Ntụzịaka nke torque na-aga n'aka elekere, n'ịgbalị ime ka ogwe aka ahụ tụgharịa n'aka elekere. Ọ bụrụ na ọkụ eletrik a nwere ike imeri ihe mgbochi na-eguzogide na armature (dị ka mgbaka nguzogide nke esemokwu na ihe ndị ọzọ na-ebu ibu), ihe mgbochi ahụ nwere ike ịtụgharị na ntụgharị ihu elekere.