Development of streets lighting in Kaunas City A.Vaškys, R. Balsys, A. Mikulionis, V. Pakėnas, Kaunas University of Technology Department of Electrical and Lighting Engineering KTU
Brocken luminaires of stairs lighting KTU
It was more for trees lighting KTU
Number of traffic accidents in Kaunas during which people have suffered KTU
Electric energy saving: Installing efficient lamps, Usage of light dimming systems, Using efficient luminaires. KTU
Incandescent Lamp Light output lm/W Service time about 1000 h KTU
Mercury Lamps Light output lm/W Service time about h KTU
Metal Halide Lamps Light output lm/W Service time about h KTU
Sodium Lamps Light output 80 – 130 lm/W Service time about h KTU
THE RESULTS OF FIRST STREET LIGHTING RENOVATION No. Description Units Results Before renovation After renovation 1. Number of luminaires p.c.s Installed power of lamps kW Electric energy consumption kWh Electric energy saving kWh KTU
Lighting regulation diagram KTU
Prospects of Kaunas City lighting KTU Lighting installations Number Installed power, kW Investment (LTL thousand) Light dimming and control Parks and squares Architectural units Conflict zones Yards and pedestrian ways ?????
THANK YOU A.Vaškys, R. Balsys, B.A. Mikulionis, V. Pakėnas, KTU Department of Electrical and Lighting Engineering KTU