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Patent Searching and Data


Title:
CONTROL METHOD FOR HOT WATER UNIT
Document Type and Number:
WIPO Patent Application WO/2021/212956
Kind Code:
A1
Abstract:
A control method for a hot water unit, comprising: comparing both the water outlet temperature of a water outlet of a heating main machine (1) and the actual water temperature of an insulating tank (2) to a user-set water temperature; comparing the actual water level of the insulating tank (2) to a preset circulating hot water level and an overflow water level; and then on the basis of the comparison results, controlling the heating main machine (1), a mixing valve (9) and a valve (8).

Inventors:
ZHANG BAOKU (CN)
HAN WEITAO (CN)
JIAO HUA (CN)
HAN YEFEI (CN)
MAO SHOUBO (CN)
Application Number:
PCT/CN2021/075215
Publication Date:
October 28, 2021
Filing Date:
February 04, 2021
Export Citation:
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Assignee:
QINGDAO HAIER AIR CONDITIONING ELECTRONIC CO LTD (CN)
HAIER SMART HOME CO LTD (CN)
International Classes:
F24H4/02; F24D15/04; F24H9/20
Domestic Patent References:
WO2010134153A12010-11-25
Foreign References:
CN108375101A2018-08-07
CN104964431A2015-10-07
CN107687707A2018-02-13
CN105466034A2016-04-06
CN104633925A2015-05-20
CN111609552A2020-09-01
CN111609561A2020-09-01
US6601773B22003-08-05
CN108019938A2018-05-11
CN105626903A2016-06-01
CN205780896U2016-12-07
CN208651635U2019-03-26
Attorney, Agent or Firm:
HANRAY LAW FIRM (CN)
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