Psychrometer

Details Psychrometer Psychrometer

1981-08-20

1989-10-10

Cuchlinski Jr., William A.

Measuring and testing

Gas analysis

Moisture content or vapor pressure

733365, G01N 2564, G01N 106

Patent

active

048723401

ABSTRACT:
A psychrometer having transducers producing two electrical signals respectively representing dry bulb temperature and wet bulb temperature, and an electrical circuit operating to derive a signal representing relative humidity in accordance with the formula: ##EQU1## where RH is the relative humidity

REFERENCES:
patent: 2915898 (1959-12-01), Van Luik
patent: 3886797 (1975-06-01), Bauer
patent: 3894434 (1975-07-01), Flam
Wet/Dry Bulb Thermistor Hygrometer with Digital Indication; Atkins; Apr. 1964; Instruments & Control Systems, pp. 111-114.
Direct Indication Psychrometer of Temperature-Diference and Temperature Type; Schiba; July 1978, pp. 635(19), 640(24).
The Precise Measurement of Relative Humidity in Paper Testing Rooms; de Yong (vol. 29, No. 3, pp. 174-179), Digital Ventilate D-Psychrometer; Nantou; IEEE Transactions on Instrumentation and Measurement; Mar. 1979.
Digital Ventilated Psychrometer; by Nantou; IECE Transactions of Japan; vol. EG1, No. 8, Aug. 1978, Abstracts.

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