Constant overheat anemometer with sensor lead wire impedance com

Details Constant overheat anemometer with sensor lead wire impedance com Constant overheat anemometer with sensor lead wire impedance com

1984-09-21

1986-06-24

Goldstein, Herbert

Measuring and testing

Volume or rate of flow

Thermal type

G01F 168

Patent

active

045961409

ABSTRACT:
An improved bridge-type hot-wire constant overheat anemometer having current controlled temperature compensation circuitry, whereby matched sensors may be employed. Independent voltage sensing and current supply paths along with high impedance cross-coupled velocity sensing circuitry assures device accuracy.

REFERENCES:
patent: 3429178 (1969-02-01), Durbin
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patent: 3603147 (1969-11-01), Dorman
patent: 3800592 (1974-04-01), Jones, Jr.
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patent: 4024761 (1977-05-01), Djorup
patent: 4159638 (1979-07-01), Potter
patent: 4297881 (1981-11-01), Sasayama et al.
patent: 4373387 (1983-02-01), Nishimura et al.
patent: 4400974 (1983-08-01), Nishimura et al.
Engine Control System Using a Hot-Wire Air Flow Sensor Sasayama, Hitachi Review, vol. 31 (1982).
TSI Technical Bulletin TB5-Hot Film & Hot Wire Anemometry.
TSI Booklet-Hot Wire-Hot Film Anemometer Systems.

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