Range hood and control method thereof

The invention discloses a range hood. The range hood includes a range hood body and a rotating speed adjusting device for adjusting the rotating speed of a fan, wherein the range hood body includes the fan. The range hood is characterized in that the rotating speed adjusting device includes a distance sensor for detecting the distance between the rotating speed adjusting device and the bottom of acookware placed on a cooker below the range hood, an image sensor for collecting the image information of the cookware, a microwave sensor for detecting the presence of user interference action within a sensing range and a first wind speed sensor and second wind speed sensor for detecting the presence of interference airflow; and all the sensors are arranged on the range hood body, and the firstwind speed sensor and second wind speed sensor are respectively located on the left side and the right side of the range hood body. The invention further discloses a control method of the range hood. 本发明公开了一种吸油烟机，包括吸油烟机本体，所述吸油