led light renovation project on parkson shopping center, shanghai city
release time：2015-10-12
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under emc(energy management contract) benefit sharing mode, the project has replaced 7,245 sets of fluorescent / metal halide ( including ballast ) with led lights ( including driver ) through fund supply, lamps supply, lamp installation and maintenance. the 15w led spot light, trunk light, downlight and track light are used to replace 35w metal halide, the 35w downlight are used to replace 70w metal halide, the 20w led downlight are used to replace 52w tube, the 16w led t8 tube are used to replace 40w fluorescent tube, the 12w led t5 tube are used to replace 28w strip light and the 50w led flood lamp are used to replaced 150w metal halide.
energy-saving benefit analysis before and after renovation
annual energy saved analysis before and after renovation:
annual energy saved=annual energy consumption before renovation- annual energy consumption after renovation=2,022,702.2 w/h-828,642.25 w/h=1,184,060 w/h
annual energy cost saved before and after renovation:
annual energy cost saved- annual energy saved x average unit price(1.25 yuan per w/h)- 1,184,060 w/h x 1,015 yuan/(w/h)= 1,361,669 yuan.