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Title:
HEATING CONTROL CIRCUIT FOR INDUCTION COOKING APPLIANCE, AND INDUCTION COOKING APPLIANCE
Document Type and Number:
WIPO Patent Application WO/2019/109586
Kind Code:
A1
Abstract:
Embodiments of the present invention provide a heating control circuit for an induction cooking appliance, and an induction cooking appliance, pertaining to the field of electronic appliances. The heating control circuit comprises two or more control circuits, wherein one of the two or more control circuits comprises two or more coil plates, while each of the other control circuits, excluding the aforementioned one control circuit, each comprise one or more coil plates, and each of the control circuits respectively comprises a voltage source, a power switch transistor, and a capacitor; one or more switches connected within the two or more control circuits and between the two or more control circuits; and a controller configured to control the power switch transistor and the one or more switches in each of the control circuits, so as to provide heating using a series-connected combination consisting of any two or more of the coil plates in the two or more control circuits. The invention achieves precision control of different heating positions in the same region.

Inventors:
ZENG, Xianguang (No.6 Yong An Road, Beijiao ShunDe, Guangdong 1, 528311, CN)
ZHANG, Youzhi (No.6 Yong An Road, Beijiao ShunDe, Guangdong 1, 528311, CN)
Application Number:
CN2018/085002
Publication Date:
June 13, 2019
Filing Date:
April 28, 2018
Export Citation:
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Assignee:
GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING CO., LTD. (No.6 Yong An Road, Beijiao ShunD, Foshan Guangdong 1, 528311, CN)
MIDEA GROUP CO., LTD. (B26-28F, Midea Headquarter Building No.6 Midea Avenue, Beijiao, Shund, Foshan Guangdong 1, 528311, CN)
International Classes:
H05B6/44; H05B1/02; H05B6/06
Foreign References:
CN106879095A2017-06-20
CN203775445U2014-08-13
CN202818656U2013-03-20
CN206506730U2017-09-19
CN101715256A2010-05-26
CN105530719A2016-04-27
Attorney, Agent or Firm:
RUNPING&PARTNERS (Suite 515, Yingu Mansion No.9 Beisihuanxilu, Haidian District, Beijing 0, 100190, CN)
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