A-48 Load survey and standardization on residential hot water consumption : Part2. Consumption at apartment houses in winter

Abstract

Hot water consumption has been surveyed for 47 apartment houses in Tokyo since Jan. 2005. The survey consists of 2 parts, on-site measurement and questionnaires. In this paper, the fundamental analysis of hot water consumption, such as average, standard deviation and when, where, how the residents have used hot water, in winter is shown. We will utilize this survey method to develop more energy-saving hot water supply system.