Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
GAS WATER HEATING DEVICE AND CONTROL METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/104430
Kind Code:
A1
Abstract:
The present invention relates to the field of water heating devices. Disclosed are a gas water heating device and a control method thereof. The gas water heating device comprises a burning device, and the burning device comprises a first group of burners and a second group of burners which can independently start or stop working. The control method of the gas water heating device comprises: when a first preset condition is met, controlling the first group of burners to start burning, and controlling the second group of burners to be in a closed state; and when the first preset condition is met subsequently, controlling the second group of burners to start burning, and controlling the first group of burners to be in the closed state, or controlling the second group of burners to start burning after the first group of burners is started for a first preset number of times, and controlling the first group of burners to be in the closed state. The present application solves the problem that a certain local area of a heat exchanger is prone to failure due to long-term heating, and the service life of heat exchangers is prolonged.

More Like This:
JP7454287Water heater, its program and control method
JP7466228Water heater, program and control method
JP7353125heat source machine
Inventors:
JIANG ZIHAN (CN)
WANG YILONG (CN)
ZHANG CHENGJUN (CN)
Application Number:
PCT/CN2023/132061
Publication Date:
May 23, 2024
Filing Date:
November 16, 2023
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
A O SMITH CHINA WATER HEATER CO LTD (CN)
A O SMITH CHINA WATER PRODUCTS CO LTD (CN)
International Classes:
F24H15/365; F24H9/1836; F24H15/421
Foreign References:
CN115900092A2023-04-04
CN218972887U2023-05-05
CN116734493A2023-09-12
CN116481188A2023-07-25
CN115978801A2023-04-18
CN109579267A2019-04-05
CN105387613A2016-03-09
US4819587A1989-04-11
CN205860500U2017-01-04
CN217423595U2022-09-13
JP2020085397A2020-06-04
Attorney, Agent or Firm:
BEIJING SANYOU INTELLECTUAL PROPERTY AGENCY LTD. (CN)
Download PDF:
View/Download PDF      PDF Help



 
Previous Patent: SHIELD TUNNEL VARIABLE CROSS-SECTION CONNECTION JOINT SEGMENT AND ASSEMBLY METHOD THEREFOR

Next Patent: FRĪ±-TARGETING ANTIBODY OR ANTIGEN-BINDING FRAGMENT THEREOF, AND USE THEREOF