Power control apparatus and method for electric cookers

Details Power control apparatus and method for electric cookers Power control apparatus and method for electric cookers

2007-09-18

2007-09-18

Van, Quang (Department: 3742)

Electric heating

Inductive heating

With heat exchange

C219S716000

Reexamination Certificate

active

11200019

ABSTRACT:
A power control apparatus for electric cookers includes an input unit, an output unit, a micro controller unit (MCU), having a programmer pulse generator (PPG) and at least an analog/digital converter built therein, a power circuit, an exciter-coil circuit, an output circuit of insulated gate bipolar transistor (IGBT), and a drive circuit of insulated gate bipolar transistor (IGBT). A command can be inputted externally to the MCU for restarting or stopping the output of the PPG and the PPG is capable of outputting pulses of programmable pulse width.

REFERENCES:
patent: 5001318 (1991-03-01), Noda
patent: 6756689 (2004-06-01), Nam et al.
patent: 6774465 (2004-08-01), Lee et al.
patent: 2002/0108006 (2002-08-01), Snyder
patent: 2005/0242779 (2005-11-01), Yoshio

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