Energy Consumption and Air-Conditioning Usage in Residential Buildings of Malaysia <Report>

This study provides the detailed information on household energy consumption in residential buildings of Malaysia. A survey was conducted in Johor Bahru in 2009 to analyze electricity consumption due to airconditioning. The results showed that the air-conditioner ownership was 65% and its daily usage time was 6 hours on average. The yearly electricity consumption caused by air-conditioning recorded the largest amount among household appliances. Another survey was carried out in 2004 to reveal the detailed usage patterns of cooling appliances in the same housing estates. The results showed that most of the air-conditioner owners have installed them in bedrooms and operate them during the whole night for sleeping.