Saturday, December 18, 2010

Qujiang City Garden: heating, water supply details reflect low carbon living

After the Copenhagen climate conference, "low-carbon life" initiatives in a short period of time for the whole of widespread concern in the community. In the real estate industry, "low-carbon building" is growing more rings, seems to have a change in the situation of the real estate development. Abroad-low carbon buildings have gradually become the mainstream of the international construction industry trends. Europe in recent popular "passive energy saving building" can hardly use artificial Energy Foundation, continues to make indoor energy supply to achieve human normal life needs.

In China, a low-carbon building thinking more and more attention, and has written into national development planning. And soufun in 2010 and by 31 January of the second session of the buyer, 1000 owners represent pioneering low-carbon life, low-carbon living concept in one fell swoop into the country. By soufun launched to promote low-carbon buyers "concern" as the theme of life in China's real estate 1018-carbon line also won the attention of the industry.

Laminating (no vacuum) frequency conversion water supply system preventing pollution to energy saving

Qujiang City Garden as Qujiang health home demonstration residential area in the real estate industry caused by Xi'an general concern on the issue of "low carbon", has already formed its own set of energy-saving system. According to the Qujiang city garden project related official responsible, except in the main building to man-made "low carbon", the installation also has a lot of low-carbon energy saving operation techniques, such as the frequency conversion water supply, voice-activated Gallery lamp, bridge aluminum doors and Windows, etc. While Qujiang City Garden use feedwater system for laminating (no vacuum) frequency conversion water supply system, fully uses the municipal head, frequency conversion water supply to prevent secondary contamination of water quality, energy saving effect.

And traditional compression compared to the water supply, laminating (no vacuum) frequency conversion water supply system in energy conservation and control of water pollution has significant advantages:

Energy-saving aspects: traditional water storage reservoirs, tanks, with secondary pressure water supply, the original water pressure all loss, secondary pressure from scratch, a serious waste of energy, and increased equipment wear. Non-vacuum laminating, is based on the original pressure appropriate compression, water pump power can degrade compression process like matching, parallel to the row boat, nature and labor, operation costs dropped dramatically.

Water pollution: the former storage device if the seal is not strict, or selection of concrete materials, or to water residence time is too long, it will cause some water index exceeding, the formation of secondary pollution and endanger human health. The latter is how much compensation, full system is sealed in the State, basically completely eliminates the risk of secondary pollution.

Qujiang district heating system power City Garden "low carbon"

Residential-carbon, the real concern is the heating system, heating in the loss of energy accounted for 10% of our total energy consumption. If it can be truly effective in energy-saving heating do, is the distance a step closer to light. The residential energy-saving, low-carbon living, in fact, is not a community, a single event can do need is the overall situation of the regulation and the perfection of the individual details. It is worth mentioning, Qujiang as the first national cultural industry Park, in the low-carbon energy-saving aspects have been walking in the forefront of the country. In Qujiang, district heating Center distribution pump and the second pump system of flexible heating system, frequency variable flow control, use the outdoor weather compensator, resulting in improved and ensure the end user comfort with maximum energy saving and thermal energy. In each community of heat exchange station, the use of low-temperature radiant floor heating system (spoke heat), heat metering, frequency variable flow control, conserve energy and heat. This system currently only Beijing, Tianjin, Inner Mongolia in the local area and Xi'an Qujiang, belongs to the international advanced technology, Qujiang heating is applying for a national patent.

This kind of system's advantages:

1. distribution pump technology programme adopted in the thermal station installation small circulation pump operates to replace the traditional uniform circulation pump, the effective resolution of the thermal stand-off with a lot of pressure on energy waste and reduced heating costs;

2, the second pump technology programmes to implement a mixed water heat source to pass heat heating network solves heat while running flow long-term trapped in the heating network running flow problems. Thus a good solution to run in heating, heating network traffic exceeds the rated flow of the boiler energy waste, the amount under heating boiler can need reasonable combinations, efficient operation.

3, the combined application of the "distribution pump technology programme" and the "second pump technology programme" heating systems in support of the above benefits, essentially consists of a flexible system of heating. This system allows the heating network can balance the need to adjust the operation of thermal power station or in a flow computer management system for unified management of convenient realization of large temperature difference between the amount of regulated heating and not appear pipeline pressure fluctuations of security issues.

4. in the "distribution pump technology programme" support, such combinations "distribution pump technology programme" and the "second pump technology programme," the overall heat networks, rough balance adjustment work along with the thermal station circulating pump starts and completed extensive hot and cold problems no longer occur!

5. distribution pump technology programmes use also automatically forms a heat network computer science-based management system for controlling execution system, in order to effectively support the heating network of scientific management system and run.

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