PROCESS AND DEVICE FOR PSYCHOMETRIC MEASUREMENT OF HUMIDITY ( VERSIONS ) Russian patent published in 2000 - IPC

FIELD: measurement of humidity of gaseous atmosphere. SUBSTANCE: invention makes it possible to use one temperature meter instead of two that operates in turn under dry and wet conditions. Short-term wetting leaving thin film of water on temperature sensitive element is used instead of continuous wetting. This approach exempts measurement from systematic error. EFFECT: design of compact, simple, reliable and economic psychrometer that does not require great amount of distilled water or its replacement with traditional, sweet water. 16 cl, 4 dwg, 1 tbl