Cooking Chamber Divider with Sensor-Based Detection for Safe Operation
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Solution Overview
Problem
Existing cooking appliances lack features for safe and convenient operation, particularly in terms of distinguishing and managing cooking space dividers with integrated heating elements, which can lead to operational inefficiencies and potential malfunctions.
Innovation Solution
A cooking appliance with a control unit and sensor system that evaluates characteristics of cooking space dividers, allowing for safe and convenient operation by detecting malfunctions, automatically adjusting operating modes, and providing flexible power supply and height adjustment, thereby enhancing energy efficiency and cooking performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If cooking chamber dividers with integrated heating elements are used to reduce cooking chamber volume and save energy, then energy efficiency improves, but the risk of operational errors and malfunctions increases due to lack of detection mechanisms
Solution Approach 1:
The sensor unit performs preliminary detection of the cooking chamber divider's presence, position, and electrical characteristics before the heating elements are activated. This preliminary check prevents operational errors by ensuring the divider is correctly installed and identifies potential malfunctions before they cause safety issues.
Solution Approach 2:
The control unit continuously monitors signals from the sensor unit regarding the cooking chamber divider's state and provides feedback to adjust operation. This feedback mechanism detects malfunctions in real-time and can switch operating modes or alert the user, maintaining reliability while using energy-efficient divided chamber operation.
2Ease of operation
If manual configuration and monitoring of cooking chamber dividers is used, then device complexity is reduced, but operational convenience and safety are compromised
Solution Approach 1:
The cooking chamber divider essentially configures itself by being inserted into the cooking chamber. The sensor unit automatically detects the divider's presence and characteristics without requiring manual configuration by the user. The control unit then automatically adjusts operating parameters based on sensor feedback, providing convenience without significant user effort.
Solution Approach 2:
The sensor unit serves multiple functions: detecting the presence of the divider, determining its position, identifying its type through electrical characteristics, and monitoring for malfunctions. This multi-functionality achieves high operational convenience with a single integrated sensor system rather than multiple separate control mechanisms.
3Adaptability or versatility
If cooking chamber dividers are made interchangeable and removable for flexibility, then adaptability improves, but the risk of accidental mix-ups and incorrect installation increases
Solution Approach 1:
Instead of using mechanical identification features or manual tracking of divider positions, the system uses electrical measurement characteristics detected by the sensor unit to identify and track each divider. This substitution of mechanical identification with electrical sensing prevents mix-ups while maintaining divider interchangeability and flexibility.
Solution Approach 2:
The sensor unit detects electrical characteristics (analogous to visual identification) that are unique to each divider type or configuration. This electrical 'fingerprinting' allows the control unit to identify which specific divider is installed and adjust operation accordingly, preventing incorrect operation while maintaining flexibility.
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 ensures safe and efficient operation by preventing mix-ups, detecting malfunctions, and optimizing cooking results through automatic adjustments, reducing energy consumption and cooking time.
Implementation Method 1
a heating element integrated into the ceiling of the cooking chamber for providing top heat
Implementation Method 2
an independently controllable heating element integrated into the floor of the cooking chamber for providing bottom heat
Implementation Method 3
which may, in particular, provide thermal insulation for thermal separation of the at least two compartments
Data Source
Figure 1
Figure 2~3
Figure 4
AI summary
The appliance i.e. baking-oven (10), has a cooking chamber divider (36) arranged in a cooking chamber (12). A sensor unit (72) detects a parameter of the divider in a signal. A control unit (16) evaluates the signal. The control unit is changed from one operating mode to another operating mode based on the signal of the sensor unit. The control unit changes a characteristic of an operating unit (18) into an operating characteristic during change of the control unit from the former mode to the latter mode. The divider is adjustable in height by using a height-adjustment device (32).