DOROGAN, Valerian; VIERU, Tatiana; SECRIERU, Vitalie; VIERU, Stanislav; MUNTEANU, Eugen; DOROGAN, Andrei; ZAPOROJAN, Sergiu
(Romanian Inventors Forum, 2016)
The functionality of the street lamp is based on a power supply block, which permits to form the supply voltage without using high frequency transformers. The stabilization of work current assures a uniform spreading of ...