Lg electronics inc. (20240138032). INDUCTION HEATING DEVICE AND METHOD FOR CONTROLLING INDUCTION HEATING DEVICE simplified abstract

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INDUCTION HEATING DEVICE AND METHOD FOR CONTROLLING INDUCTION HEATING DEVICE

Organization Name

lg electronics inc.

Inventor(s)

Juyoung Sim of Seoul (KR)

Jinwook Han of Seoul (KR)

INDUCTION HEATING DEVICE AND METHOD FOR CONTROLLING INDUCTION HEATING DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240138032 titled 'INDUCTION HEATING DEVICE AND METHOD FOR CONTROLLING INDUCTION HEATING DEVICE

Simplified Explanation

The abstract describes an induction heating device that includes a working coil, a resonant capacitor, an inverter circuit, voltage sensors, and a controller to calculate the resistance value and inductance of the load based on voltage measurements.

  • Working coil positioned in the heating area with the object to be heated
  • Resonant capacitor forming a resonant circuit with the working coil
  • Inverter circuit supplying current to the working coil
  • Voltage sensors measuring voltage values of the resonant capacitor and supply voltage
  • Controller calculating load resistance and inductance based on voltage values

Potential Applications

This technology can be applied in various industries such as manufacturing, food processing, and material testing for efficient and precise heating of objects.

Problems Solved

This technology solves the problem of accurately determining the resistance value and inductance of the load in an induction heating system, leading to improved heating performance and energy efficiency.

Benefits

The benefits of this technology include increased heating efficiency, reduced energy consumption, precise control over heating processes, and improved overall performance of the induction heating device.

Potential Commercial Applications

Potential commercial applications of this technology include induction heating systems for metal fabrication, heat treatment processes, cooking appliances, and medical equipment.

Possible Prior Art

One possible prior art for this technology could be traditional induction heating systems that lack the capability to accurately measure and calculate the resistance value and inductance of the load.

Unanswered Questions

How does this technology compare to traditional induction heating systems in terms of efficiency and performance?

This article does not provide a direct comparison between this technology and traditional induction heating systems in terms of efficiency and performance.

What are the potential limitations or challenges in implementing this technology on a larger scale in industrial settings?

This article does not address the potential limitations or challenges in implementing this technology on a larger scale in industrial settings.


Original Abstract Submitted

an induction heating device according to an embodiment comprises: a working coil which is disposed at a position corresponding to a heating area where an object to be heated is placed, and forms a load together with the object to be heated; a resonant capacitor which forms a resonant circuit together with the working coil; an inverter circuit which includes a plurality of switching elements and supplies a current to the working coil; a first voltage sensor which measures a voltage value applied to the resonant capacitor; a second voltage sensor which measures a supply voltage value supplied to the resonant circuit through the inverter circuit; and a controller which, when the working coil is in operation, calculates at least one of the resistance value of the load and the inductance of the load on the basis of the voltage value of the resonant capacitor and the supply voltage value.