Abstract: The invention comprises a thermal flow sensor for determining the temperature and the flow velocity of a flowing measuring medium, comprising: a functional element which is configured to determine the temperature of the measuring medium and to influence the temperature of the measuring medium; and a control and evaluation unit which is configured to determine the temperature of the measuring medium in a first interval of time by means of the functional element and to determine the flow velocity of the measuring medium in a second interval of time following the first interval of time, and a method for determining the temperature and the flow velocity of the measuring medium by means of the thermal flow sensor according to the invention, and a sensor system comprising such a thermal flow sensor and a further sensor type.

Abstract: The invention comprises a thermal flow sensor (1) for determining the temperature and the flow velocity of a flowing measuring medium (210), comprising:—a functional element (110) which is configured to determine the temperature of the measuring medium (210) and to influence the temperature of the measuring medium (210); and—a control and evaluation unit (120) which is configured to determine the temperature of the measuring medium (210) in a first interval of time by means of the functional element (110) and to determine the flow velocity of the measuring medium (210) in a second interval of time following the first interval of time, and a method for determining the temperature and the flow velocity of the measuring medium (210) by means of the thermal flow sensor (1) according to the invention, and a sensor system comprising such a thermal flow sensor (1) and a further sensor type.