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DesignConsiderationsofAirConditioningSysteminGreenComputerRoom

2019-11-23
Second
DesignConsiderationsofAirConditioningSysteminGreenComputerRoom
Detailed introduction:

China's building energy consumption has exceeded 1/4 of the country's total energy consumption, and with the improvement of people's living standards, it has gradually increased to more than 1/3. The amount of energy used in public buildings is huge and wasteful. The state has also promulgated a series of public building standards, which have placed energy conservation and emission reduction in an important position.

The company has devoted itself to the construction of intelligent computer rooms for many years, and has a little experience in the construction of green computer rooms. In addition to the initial investment in the construction of the computer room, the owner is often more concerned about the operating cost after it is put into use. Among the operating costs, the air-conditioning of the computer room accounts for 40% to 50% of the energy consumption of the entire computer room. Therefore, the energy saving of air conditioners in computer rooms has been mentioned as a very important position. The company can provide customers with a complete green machine room air conditioning program, details are as follows:

1. Initial design: According to the company ’s many years of maintenance experience and a large amount of data, the transient cooling of the computer room air conditioner consumes a lot of energy. Poor design solutions lead to poor heat dissipation of the equipment. The cooled equipment cannot be cooled well, but has been cooled The area was cooled down. In response to such situations, the company's design has adopted the current popular cold and heat source channel design abroad. The cabinets in the equipment room are arranged face-to-face and back-to-back. The local air supply openings are opened at the front of the cabinet to form cold aisles, and the return air is set at the back to form a hot aisle. This design can avoid energy waste caused by excessive cooling.

2. Use dynamic fluid flow software (computational fluid dynamics) to simulate the air flow in the data center, and try different ground vent positions and calculate space air conditioning unit positions. The optimal cooling system can greatly reduce the energy expenditure of the data center.

3. Improve the air flow inside the rack to make it pass through the channel, which can be achieved by configuring the blank plate to isolate the empty rack space.

4. Use more energy-efficient lighting equipment (installing a controller or timer), which can directly save lighting costs and cooling costs (because the use of lighting equipment will cause its own heating).

5. Join the fresh air system according to the local climate. In spring, autumn and winter, the outdoor fresh air is directly introduced and sent to the computer room after treatment, which will greatly reduce the load of the air conditioning system. However, it is necessary to ensure that the treated outdoor air conditioner meets certain requirements such as humidity and cleanliness.

After using the above measures to design and carry out high-quality construction of the computer room, the energy consumption of air conditioning can be reduced by more than 25% compared with other ordinary computer rooms, and it also contributes more than 10% to the energy consumption of the entire computer room.


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