75504 Magazine of Civil Engineering Magazine of Civil Engineering 2712-8172 6 10.18720/MCE.7.1 Economical research of energy effective light sources from consumer point of view Экономический анализ использования энергоэффективных источников света с точки зрения потребителя Voylokov Il'ya ilya@voilokov.ru http://orcid.org/0000-0003-3251-3356 15730895100 Gorshkov Alexander alsgor@yandex.ru Peter the Great St. Petersburg Polytechnic University Saint Petersburg State University of Industrial Technologies and Design 08 09 2009 5 7 47 50

Current research purposes to find economical basis for choice among the most widespread illuminating equipment. The analysis includes comparison of its power and price, price of electric power, and also durability of different illuminating equipment. 

 energy effectivity light sources