Cooling tower-free cold water type ventilation air conditioning system for subway station of urbon track traffic

Cooling tower-free cold water type ventilation air conditioning system for subway station of urbon track traffic

CN
  • CN 2,911,507 Y
  • Filed: 05/26/2006
  • Issued: 06/13/2007
  • Est. Priority Date: 05/26/2006
  • Status: Active Grant
First Claim
Patent Images

1. , a kind of urban track traffic underground station does not have cooling tower cold water formula ventilation and air conditioning system, it comprises:

  • be arranged on downcast (10) and the air draft well (3) that elevate above the soil in the two ends of platform in the subway, the air delivery duct (12) that is communicated with downcast (10) and subway platform subway concourse (16), the exhausting duct (5) that is communicated with air draft well (3) and subway platform subway concourse (16), in air delivery duct (12), be provided with pressure fan (15) and electronic blow valve (11), return fan (7) and electronic exhaust valve (4) are installed in exhausting duct (5), it is characterized in that;

    be provided with electric opening formula surface cooler (14) in air delivery duct (12), platform one end is provided with air cooling chiller room (1) in subway, in this machine room (1), be provided with evaporative condenser formula air cooling chiller group (8), cold water circulation pump (19), water-supply water separator (18), backwater water collector (17), plenum chamber (23), the blower fan (24) that connects evaporative condenser formula air cooling chiller group (8) and plenum chamber (23), evaporative condenser formula air cooling chiller group (8) is connected with water-supply water separator (18) by cold water feed pipe 20, evaporative condenser formula air cooling chiller group (8) is connected with backwater water collector (17) with cold water circulation pump (19) by cold-water return pipe (21), and water-supply water separator (18) is connected with the air-conditioning unit with electric opening formula surface cooler (14) with return branch (27) by water supply arm (26) respectively with backwater water collector (17).

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