Car air conditioner

Abstract

Abstract PURPOSE:To give a comfortable feeling of air-conditioning to a car crew by changing the ratio between the regulation amount of the introduction of open air and the same of the purification of an air-purifier in accordance with the detected signal of a gas detector arranged in a car room for reducing the intermittent operation of an air conditioner. CONSTITUTION:A ventilation duct 1 in a car room R is provided with an outer air suction port 1a and an inner air suction port 1b on the upper stream side, and both suction ports are opened and closed by an inner and outer air damper 2. A damper position signal Vp of a servo-motor 3 to drive the inner and outer air damper 2 and a gas detection value Vs of a gas detector 4 provided in the car room R are inputted into a computer 6 via an A/D converter 5. Then, the wind amount Vap of an air-purifier blower 11 and an inner and outer air damper position Va are changed to correspond to the gas detection value Vs for regulating the ratio between them.

Inventors

• 👤 Akio Takemi
• 👤 Masao Nishimura
• 👤 Yasushi Kojima

Bibliographic Details