Mass flowmeter

Joost Conrad Lötters (Inventor), Hendrik Jan Boer (Inventor), Wybren Jouwsma (Inventor)

    Research output: Patent

    13 Downloads (Pure)


    Mass flowmeter comprising a hollow conduit of a heat-conducting material for transporting in a determined flow direction a fluid with a mass flow rate to be measured, a first temperature-sensitive resistor element at a first position in thermal contact with this conduit for supplying heat to said fluid, a temperature sensor and measuring and control means connectable to the resistor element and the temperature sensor, wherein the temperature sensor is provided in thermal contact with the conduit at a second position upstream in relation to said first position, and the measuring and control means are adapted to maintain a constant difference in temperature at said first and second positions.
    Original languageUndefined
    Patent numberUS 2001027684
    Publication statusSubmitted - 11 Oct 2001


    • IR-76519
    • EWI-19902

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