KR960038258A - Malfunction control device and control method of microwave oven using steam sensor - Google Patents

Abstract

The present invention relates to the automatic cooking control of the microwave oven, and in particular, to automatically notify the user of the cleaning time of the steam sensor surface during automatic cooking of the microwave oven using the steam sensor of the steam sensor due to the foreign matter attached to the surface of the steam sensor First measuring means for detecting an output signal in response to the wind pressure of the steam sensor, first recording means for storing the measured value of the first measuring means, the number of recordings of the first recording means so as to prevent malfunction A counter for counting the number of times; a representative value setting means for obtaining a representative value of the first recording means; second measuring means for detecting an output signal in response to steam of a steam sensor; and a second measuring means for storing the measured value of the second measuring means. The present invention relates to a malfunction control apparatus and a control method of a microwave oven using a steam sensor including a control unit including a recording means.

Description

Malfunction control device and control method of microwave oven using steam sensor

As this is a public information case, the full text was not included.

1 is a block diagram illustrating an internal configuration of a microwave oven equipped with a steam sensor for the present invention, and FIG. 2 is a block diagram illustrating a malfunction control apparatus for a microwave oven using the vapor sensor according to the present invention. The operation flowchart of the malfunction control method of the used microwave oven.

Claims (4)

Control unit 10 that displays microwave operation and cooking progress such as various cooking selections and time selection, signal processing unit 20 that detects and processes various signals necessary for cooking and safe driving, and controls the overall operation of the microwave oven. And a first measuring means for detecting an output signal in response to the wind pressure of the steam sensor in the microwave oven comprising a control unit 30 for cooking control and a load driving unit 40 for driving various loads under the control of the control unit. (31); First recording means (32) for storing measured values of the first measuring means (31): a counter (33) for counting the number of times of recording of the (32); Representative value setting means (34) for obtaining a representative value of said first recording means (32); Second measuring means (35) for detecting an output signal responsive to steam of the steam sensor; Device for controlling malfunction of a microwave oven using a steam sensor, characterized in that it comprises a control unit (30) including a second recording means (36) for storing the measured value of the second measuring means (35). A first step (100) of determining whether a key input during automatic cooking is a cooking mode using a steam sensor; A second step 200 of setting a representative value of an output value due to the wind pressure of the detected steam sensor by driving only the fan motor in the cooking mode using the steam sensor; A third step 300 in which the vapor sensor notifies the user of a foreign material removal request signal when the set representative value is lower than the reference value; A fourth process 400 for controlling cooking by driving the load driving unit when the set representative value is greater than or equal to the reference value; If the value of the output signal is more than the reference value continuously for a predetermined period of time malfunction control method of the microwave oven using a steam sensor, characterized in that the sequential operation in the fifth process (500) to complete the cooking. The method of claim 2, wherein the second process (200) comprises: a first step (201) of driving a fan motor in a cooking mode using a steam sensor; A second step 202 of initializing the counter (C = 1) after driving the fan motor; A third step 203 of measuring an output value due to the wind pressure of the steam sensor sensed by the driving of the fan motor by using the first measuring means; A fourth step 204 of storing measured values measured by the first measuring means by using the first recording means; A fifth step 205 of counting the number of times the counter has been initialized; A sixth step 206 of comparing the value of the counter in which the number of recordings is counted with the value of the weight counter; And a seventh step (207) of setting a representative value to a maximum value when the value of the counter in which the number of recordings is counted is equal to or greater than the value of the airborne counter. The method of claim 2, wherein the fourth process (400) comprises: a first step (401) of driving the load driver when the representative value set as the maximum value is greater than or equal to the reference value; A second step 402 of initializing a counter (C = 0) after driving the load driver; A third step 403 of measuring an output value by steam of the steam sensor sensed by driving of the load driving unit using the second measuring means; A fourth step 404 of storing the measured values measured by the second measuring means by using the second recording means; A fifth step 405 of comparing the output value of the steam sensor following the steam with the air value; If the output value of the steam sensor is smaller than the reference value, the cooking continues to be processed, whereas if the output value of the steam sensor is higher than the reference value, the operation is sequentially performed as a sixth step 406 of counting the number of times the counter is initialized Microwave malfunction control method using a steam sensor.