Title:
AIR CONDITIONING DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/200211
Kind Code:
A1
Abstract:
The present invention relates to an air conditioning device for a vehicle, wherein the air conditioning device can effectively and quickly heat the floor of the vehicle interior while minimizing energy consumption while in a heating mode, and can improve the comfort of the vehicle interior by differentiating the temperature of discharged air in the upper and lower parts of the vehicle interior. The air conditioning device is provided with: a first heating heat exchanger for heating air that has entered via an air inlet; a second heating heat exchanger capable of heating air that has passed through or bypassed the first heating heat exchanger; and a control unit for controlling the first and second heating heat exchangers according to the heating load in the vehicle interior, wherein, if the heating load falls below a preset level in a heating mode in which the first and second heating heat exchangers are driven simultaneously, the control unit controls the heat exchangers in a heating mode in which the first heating heat exchanger is turned off first and only the second heating heat exchanger is driven.
Inventors:
OH DONG HOON (KR)
KIM YOUNG MIN (KR)
KEON DAE BOK (KR)
KIM YOUNG MIN (KR)
KEON DAE BOK (KR)
Application Number:
PCT/KR2023/004838
Publication Date:
October 19, 2023
Filing Date:
April 11, 2023
Export Citation:
Assignee:
HANON SYSTEMS (KR)
International Classes:
B60H1/00; B60H1/03; B60H1/08; B60H1/22
Foreign References:
| KR20120053138A | 2012-05-25 | |||
| JP2020185962A | 2020-11-19 | |||
| US6002105A | 1999-12-14 | |||
| KR20110090478A | 2011-08-10 | |||
| JPH10203141A | 1998-08-04 |
Attorney, Agent or Firm:
CHOI, Young Min (KR)
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