Title:
HOT WATER SUPPLY EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2024/027144
Kind Code:
A1
Abstract:
Hot water supply equipment, comprising a housing, a water tank, a main unit, a pipeline, a first temperature sensor, an electric heater, and a controller. The pipeline comprises a first coil. The height of the first temperature sensor is a first height. The height of the electric heater is a second height. The controller is configured to determine the heating time of the electric heater or the first coil. A preset temperature is calculated according to the heating time, the first height, and the second height. A water temperature change temperature is calculated according to the water temperature of the water tank measured by the first temperature sensor and the heating time. The controller adjusts the operating state of a heat pump or determines the operating state of the electric heater according to the water temperature change temperature and the preset temperature.
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Inventors:
XUE JIE (CN)
CHEN WEIXING (CN)
LIN ZHONGCHAO (CN)
PAN CUILIAN (CN)
ZHOU JIANFENG (CN)
LI PENGFEI (CN)
CHEN WEIXING (CN)
LIN ZHONGCHAO (CN)
PAN CUILIAN (CN)
ZHOU JIANFENG (CN)
LI PENGFEI (CN)
Application Number:
PCT/CN2023/078626
Publication Date:
February 08, 2024
Filing Date:
February 28, 2023
Export Citation:
Assignee:
QINGDAO HISENSE HITACHI AIR CONDITIONING SYS CO LTD (CN)
International Classes:
F24H4/04; F24H7/02; F24H9/00; F24H9/18; F24H9/20
Foreign References:
| CN218442826U | 2023-02-03 | |||
| CN115540346A | 2022-12-30 | |||
| CN110131890A | 2019-08-16 | |||
| CN111306788A | 2020-06-19 | |||
| CN112393422A | 2021-02-23 | |||
| CN211084437U | 2020-07-24 | |||
| CA3023947A1 | 2019-05-14 | |||
| EP3859216A1 | 2021-08-04 |
Attorney, Agent or Firm:
BEIJING ZBSD PATENT & TRADEMARK AGENT LTD. (CN)
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