Winter heating system commissioning for a commercial complex in cold zone

Taking a commercial complex in cold zone of China as an example, presents the operation and commissioning of the project for three heating seasons. Starting from three aspects of effective blockage of unorganized ventilation, rational control of organized ventilation and efficient operation of heating system, puts forward the key technologies and management measures to improve indoor environment quality and reduce heating energy consumption in winter. The experience of commissioning case provides references for winter heating of similar projects.