Air conditioning system design of Tianjin Museum

Under the condition that the air conditioning effect in the working area is guaranteed with considering the energy saving of the air conditioning system and the feature of the interior space of the building, discusses the adaptability to the tall hall with larger space and less heat load and shares space with step-sequence halls under different air systems and different air flow patterns by CFD. After analysing and calculating positive pressure balance air volume in the air conditioned area, points out the limitation of item 5.3.14 in GB 50189—2005 when concerning heat recovery for exhaust air in art gallery buildings.