Presents general principles and forms for the design and selection of air-conditioning and ventilationsystem, involving kitchen air extraction and spot fresh air supply systems.
阐述了宾馆酒店厨房通风空调设计的一般原则及通风系统的采用形式，包括排风系统、岗位新风的设计。
2
Presents the general situation of the project and the design characteristics of cold and heat sources, water system, ventilationsystem and smoke control and extraction system.
介绍了该工程的概况和空调冷热源、水系统、通风系统及防排烟系统设计特点。
3
The same set of system (double speed) is used for usual ventilation and smoke extraction in case of fire accident, so the air intake is set as normally open.