Title:
AIR-CONDITIONING AND VENTILATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/007666
Kind Code:
A1
Abstract:
The present invention provides an air-conditioning and ventilation system which provides a high level of comfort and performs appropriate ventilation. An air-conditioning and ventilation system (100) is provided with an air conditioning unit (40) which has at least a compressor and carries out air conditioning of a room (R1), and a ventilation unit (10) which has an intake fan and an outlet fan and ventilates the room (R1), wherein if a detection value from a carbon dioxide concentration sensor (20) or a free particle measurement sensor provided to the room (R1) is at or above a first prescribed value, the ventilation unit (10) increases the amount of ventilation, and the air conditioning unit (40) increases the rotational speed of the compressor.
Inventors:
KINOSHITA HIROKI (JP)
TOKUDI MIKIHITO (JP)
TOKUDI MIKIHITO (JP)
Application Number:
PCT/JP2021/028187
Publication Date:
February 02, 2023
Filing Date:
July 29, 2021
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F24F11/77; F24F7/007
Domestic Patent References:
| WO2020255875A1 | 2020-12-24 | |||
| WO2020162306A1 | 2020-08-13 | |||
| WO2020262300A1 | 2020-12-30 |
Foreign References:
| JP2021081171A | 2021-05-27 | |||
| JP2014137212A | 2014-07-28 | |||
| JP2017138074A | 2017-08-10 | |||
| JP2011196593A | 2011-10-06 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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