Ultrasonic Flow Sensor Having Interlaid Transmitting And Receiving Elements
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Abstract
An ultrasonic flow sensor for measuring the volumetric flow rate of a flowing medium through a flow channel having a transducer array which is situated within the flow cross section of the flow channel and which generates ultrasonic waves which propagate in the flow cross section of the flow channel transversally to a flow direction of the flowing medium, the ultrasonic transducer array having an interlaid arrangement of transducer elements which act alternately as transmitting and receiving antennas, so that all emitted individual sound waves interfere to form common wave fronts.
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Citations
20 Claims
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1-10. -10. (canceled)
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11. An ultrasonic flow sensor for measuring a volumetric flow rate of a flowing medium through a flow channel, comprising:
an interlaid ultrasonic transducer array situated within a flow cross section of the flow channel and that generates ultrasonic waves that propagate in the flow cross section of the flow channel transversally to a flow direction of the flowing medium, wherein; the interlaid ultrasonic transducer array includes an interlaid arrangement of transducer elements that act alternately as transmitting and receiving elements, so that all emitted individual sound waves interfere to form common wave fronts. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
Specification