Electric grill device
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Solution Overview
Problem
Conventional electric grills lack the ability to simultaneously prepare foods requiring different temperatures, leading to inefficiencies and increased user effort, as they typically have a single predetermined temperature setting, limiting the preparation of both high-temperature meats and low-temperature breads to be ready at the same time.
Innovation Solution
The electric grill features at least two electric heating elements with different heat outputs, allowing for the creation of distinct grilling zones on the grill surface, where the first heating element provides a standard heat output for lower-temperature foods like bread and the second, higher-output heating element is used in conjunction to achieve higher temperatures for meats, enabling simultaneous preparation of diverse foods.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a single heating element with predetermined temperature setting is used, then the device structure remains simple, but the ability to simultaneously prepare foods with different temperature requirements is limited
Solution Approach 1:
The heating system is segmented into multiple independent heating elements (first heating element and second heating element) that can be controlled separately. Each heating element corresponds to a specific grilling zone, allowing different temperature settings for different zones. This enables simultaneous preparation of foods with different temperature requirements without increasing overall device complexity significantly.
Solution Approach 2:
Different regions of the grilling surface are assigned different thermal properties through the use of multiple heating elements with different power outputs. The first heating element provides lower temperature for delicate foods, while the second heating element provides higher temperature for meats, creating localized quality variations across the grilling surface.
2Reliability
If the temperature is set high for cooking meat, then meat can be cooked properly, but bread becomes overcooked or burnt
Solution Approach 1:
The grilling surface is divided into distinct grilling zones (first grilling zone and second grilling zone), each with its own heating element and temperature control. This allows meat to be cooked in the high-temperature zone while bread is simultaneously prepared in the lower-temperature zone, eliminating the harmful effect of uniform high temperature on temperature-sensitive foods.
Solution Approach 2:
Different local regions of the grilling surface are assigned different temperature characteristics. The first grilling zone maintains lower temperature suitable for bread and delicate foods, while the second grilling zone provides high temperature for meats, ensuring each food type receives appropriate thermal treatment without cross-contamination of temperature effects.
3Reliability
If the temperature is set low for cooking bread, then bread can be prepared properly, but meat does not reach adequate cooking temperature
Solution Approach 1:
The heating system is divided into multiple independent heating elements with different power outputs. The first heating element operates at lower power for bread preparation, while the second heating element provides high power for meat cooking. This segmentation allows the system to deliver appropriate power levels to different zones simultaneously, resolving the contradiction between low power needs for bread and high power needs for meat.
4Adaptability or versatility
If multiple heating elements are added to enable different temperature zones, then cooking versatility improves, but device complexity increases
Solution Approach 1:
Multiple heating elements are integrated into a single unified grilling device with a common control system. The first heating element and second heating element share the same physical platform and control interface, allowing temperature zone control to be achieved without proportionally increasing overall device complexity. The merging approach maintains system coherence while enabling versatile temperature management.
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
This solution allows for the simultaneous preparation of foods with different temperature requirements on the same grill, improving cooking efficiency and reducing user effort by enabling precise temperature control in different zones, ensuring both meats and breads are cooked optimally without overcooking or undercooking.
Implementation Method 1
at least two electric heating elements with different heat outputs
Data Source
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AI summary
The present invention relates to an electric grilling device with at least one grilling grate (6) which is designed to accommodate food to be grilled for preparation, and with at least one first electric heating element (1) which is designed to cover at least one first grilling zone (A) of the grilling grate (6 ) to be heated at least in sections in such a way that the food to be grilled in the first grilling zone (A) of the grillage (6) can be prepared with a first electrical heat output. The electric grilling device is characterized by at least one second electric heating element (2), the first electric heating element (1) and the second electric heating element (2) being formed, at least one second grilling zone (B) of the grilling grate (6), at least in sections, together such to heat up so that the food to be grilled in the second grilling zone (B) of the grillage (6) can be prepared with a second electrical heat output.