Laundry Fluffing-State Detection for Adaptive Dryer Control
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Solution Overview
Problem
Existing laundry treating appliances, such as clothes dryers, lack the ability to automatically determine the fluffing state of laundry, which is crucial for optimizing drying cycles and preventing over-drying that can damage fabrics.
Innovation Solution
Incorporating a non-contact sensor system that uses temperature and radiation detection to determine the fluffing state of laundry, allowing the controller to adjust operational parameters like cycle time, temperature, and air flow rate to ensure optimal drying without overheating.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the dryer continues drying until completely dry, then the laundry is thoroughly dried, but the fabric may be damaged and residual moisture is lost
Solution Approach 1:
The system uses a non-contact sensor to continuously monitor the fluffing state of laundry during the drying cycle, providing real-time feedback to the controller. When the fluffing state threshold is reached, the controller automatically adjusts or terminates the drying cycle, preventing over-drying damage while ensuring adequate drying.
2Productivity
If the dryer uses higher temperature and longer cycle time, then drying effectiveness is improved, but energy consumption increases and fabric damage risk increases
Solution Approach 1:
The drying cycle parameters (temperature, time, air flow) are dynamically adjusted based on real-time fluffing state detection. The controller modifies operational parameters during the cycle rather than maintaining fixed settings, optimizing energy usage while achieving effective drying.
Solution Approach 2:
Real-time feedback from the non-contact sensor on laundry fluffing state enables the controller to adjust temperature and cycle time dynamically, preventing excessive energy consumption while maintaining drying effectiveness.
3Ease of operation
If manual cycle selection is used, then user control is maintained, but the drying process cannot automatically adapt to actual laundry conditions
Solution Approach 1:
The system combines manual cycle selection with automatic feedback control. Users select the desired cycle type, but the controller automatically monitors fluffing state via non-contact sensor and adjusts parameters in real-time, merging user control with automatic adaptation.
Solution Approach 2:
The dryer performs self-monitoring and self-adjustment of drying parameters based on fluffing state detection, reducing the need for manual intervention while maintaining user-selected cycle preferences.
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
Enables the clothes dryer to automatically detect the fluffing state, preventing over-drying and maintaining residual moisture for easier ironing and fabric longevity, improving the efficiency and effectiveness of the drying process.
Implementation Method 1
a non-contact sensor system that uses temperature and radiation detection to determine the fluffing state of laundry
Data Source
AI summary
The invention relates to a method of determining a fluffing state of laundry based on a determined temperature indicative of the surface of the laundry.