Cooking appliance apparatus
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Solution Overview
Problem
Cooking appliances with multiple heating elements lack flexibility and efficiency in power distribution, leading to suboptimal heating performance and increased energy consumption.
Innovation Solution
A cooking appliance device with a power distribution unit that converts total power into constant output powers for multiple heating elements, allowing for simultaneous operation and variable power settings, including induction and resistance heating elements, to achieve flexible and efficient heating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If multiple heating elements are operated simultaneously with rated power, then heating performance is improved, but power distribution flexibility deteriorates
Solution Approach 1:
The patent implements a dynamic power distribution system where the control unit continuously adjusts the power supplied to each heating element based on real-time cooking requirements. The power distribution unit enables variable power levels for each heating element independently, allowing the system to transition between different operating states (e.g., simultaneous high-power operation for rapid heating, or individual element operation for specific cooking zones), thereby resolving the contradiction between maintaining high heating performance and providing power distribution flexibility.
2Loss of energy
If heating elements are operated in pulsed manner to reduce power, then energy consumption is reduced, but heating uniformity deteriorates
Solution Approach 1:
The patent applies local quality by enabling independent power control for each heating element through the power distribution unit. Different heating elements can operate at different power levels simultaneously based on the specific heating requirements of different zones. This allows the system to maintain continuous operation for uniform heating while adjusting individual element power levels to optimize energy consumption, avoiding the need for pulsed operation that would compromise heating uniformity.
3Adaptability or versatility
If heating elements of different types are used, then heating versatility is improved, but power distribution complexity deteriorates
Solution Approach 1:
The patent implements a universal power distribution unit that can accommodate multiple types of heating elements (e.g., resistive, induction, infrared) through a single integrated system. The control unit is designed to recognize and manage different heating element types, automatically adjusting power distribution parameters according to each element's characteristics. This multi-functional approach allows the system to support diverse heating technologies without proportionally increasing power distribution complexity, as the same core infrastructure serves multiple heating modalities.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The solution provides flexible and uniform heating, reduces energy consumption, and enhances operating convenience with multiple operating modes, while maintaining high efficiency and minimizing flicker.
Implementation Method 1
a power distribution unit (20a, 20b), which is provided in the operating state to convert a total power (22a, 22b) provided, in particular by an energy source (38a, 38b), into at least one, advantageously constant, first output power (24a, 24b) and at least one, advantageously constant, second output power (26a, 26b)
Implementation Method 2
at least one first heating element (10a, 10b), in particular designed separately from the second heating element (12a, 12b), and with a control unit (16a, 16b), which is provided for heating a cooking chamber (18a, 18b) to operate the first heating element and the second heating element together and in particular simultaneously
Implementation Method 3
The second heating element (12a, 12b) is designed as a ring heating element
Data Source
Figure 1~2
Figure 3
AI summary
The invention proceeds from a cooking appliance apparatus, in particular an oven apparatus, comprising at least one first heating element (10a, 12a, 14a; 10b, 12b, 4b), comprising at least one second heating element (10a, 12a, 14a; 10b, 12b, 14b) and comprising a control unit (16a) which is provided for jointly operating the first heating element (10a, 12a, 14a; 10b, 2b, 14b) and the second heating element (10a, 12a, 14a; 10b, 12b, 14b) for the purpose of heating a cooking chamber (18a) in at least one operating state. In order to increase flexibility, it is proposed that the cooking appliance apparatus comprises at least one power distributor unit (20a; 20b) which is provided for dividing a total power (22a; 22b) into at least one first output power (24a, 26a, 28a) and at least one second output power (24a, 1 26a, 28a) in the operating state and to provide the first output power (24a, 26a, 28a) to the first heating element (10a, 12a, 14a; 10b, 12b, 14b) and to provide the second output power (24a, 26a, 28a) to the second heating element (10a, 12a, 14a; b, 12b, 14b).