Ventilation optimization method and system

The embodiment of the invention discloses a ventilation optimization method and system, and the method comprises the steps: obtaining multi-dimensional sensing data based on a sensor, and enabling the sensor to be disposed at at least one preset position in an indoor sub-region; determining an air index threshold value of the sub-region according to the region type corresponding to the sub-region; and according to the multi-dimensional sensing data and the air index threshold value, control parameters of ventilation equipment are adjusted, and the ventilation equipment is arranged in the sub-area. 本说明书实施例公开了一种通风优化方法和系统，该方法包括：基于传感器获取多维传感数据，传感器布设于室内的子区域中的至少一个预设位置；根据子区域对应的区域类型，确定子区域的空气指标阈值；根据多维传感数据和空气指标阈值，调整通风设备的控制参数，通风设备设置在子区域中。