Hainan: 12-storey residential building needs to be unified with solar water heating system

Xinhua Haikou, February 3 (Zhou Zhenping, Suyabin) reporter from Hainan Province Housing and Urban and rural construction conference learned that in order to promote energy conservation and emission reduction, the construction of "Low-carbon" type of international tourism Island, Hainan Province in the form of Government decree formally promulgated the "Hainan Province Solar Hot water System building application management measures" to promote solar hot water system building applications.　　"Measures" stipulates that, in addition to the approved use of hot springs geothermal civil buildings, Hainan Province 12-storey (including 12-storey) of residential buildings and units of collective dormitories, hospital wards, hotels, guesthouses, public baths and other public buildings, to be unified with the establishment of solar water heating system.　　According to this method, the government at or above the county level will arrange special subsidy funds to support and guide the building application and industry development of solar hot water system.　　The method also stipulates that for new, rebuilt and expanded civil construction projects, in accordance with national and provincial standards for the installation of solar water heating system, according to the application of the solar collector area, increase the building area index, the increase in the building area does not count the volume rate.　　Hainan Province Solar energy resources are rich, the average annual sunshine days of 280 days or so, light time, radiation, high air cleanliness, with solar energy technology applications unique advantages. At present, the Hainan Province has 8.4 million population, the urbanization rate is 47%. According to the provincial Housing and Urban and rural construction department data, Hainan Urban residents every 1 million people daily need to use 100,000 tons of hot water, the electricity required 4.25 million degrees per day. If the use of solar energy instead of 285 days a year to calculate the use of time, the annual electricity will be as high as 1.2 billion degrees, equivalent to saving 480,000 tons of coal per year, carbon dioxide emission reduction of 1.2 million tons.