Flue flow field measuring device and flue flow field measuring method

The invention provides a flue flow field measurement device and a flue flow field measurement method, and relates to the technical field of flow field measurement, the flue flow field measurement device comprises a streamline shell, and the head end of the streamline shell is connected with a traction rope; a differential pressure sensor, an attitude sensor, an acquisition control circuit and a wireless transmission module are arranged in the streamline shell; the differential pressure sensor is used for acquiring a differential pressure signal of the airflow and is electrically connected with the acquisition control circuit; the attitude sensor is used for calculating a three-dimensional attitude signal of the flue flow field measuring device in the flue according to the three-axis acceleration value and the angular velocity value, and the attitude sensor is electrically connected with the acquisition control circuit; and the acquisition control circuit is connected with the wireless transmission module. The