Heated Protective Case for Portable Devices in Extreme Cold
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Solution Overview
Problem
Portable electronic devices often shut down or malfunction when exposed to extreme cold, necessitating a solution to maintain operational consistency in cold environments.
Innovation Solution
A temperature regulating case with integrated heating elements, such as flexible heating pads or Peltier plates, controlled by a PID temperature controller, to maintain device temperature and prevent shutdowns.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If portable electronic devices are used in cold environments, then device portability and usability are improved, but device reliability deteriorates due to shutdowns and malfunctions
Solution Approach 1:
A protective case with integrated heating elements is introduced as an intermediary between the cold environment and the electronic device. The heating elements transfer thermal energy to the device, maintaining its temperature above the shutdown threshold and preventing malfunctions while allowing the device to operate in cold environments
2Temperature
If heating elements are added to the case, then device temperature control is improved, but device complexity increases
Solution Approach 1:
The case is designed to perform multiple functions: it protects the device physically, maintains temperature through heating elements, and provides temperature monitoring. By combining these functions into a single integrated system, the overall complexity is managed while achieving comprehensive temperature control
Solution Approach 2:
The heating elements allow dynamic adjustment of the device temperature parameter. The system can modify thermal conditions in response to environmental changes, maintaining optimal operating temperature ranges through controlled heating
3Stability of the object's composition
If temperature control features are integrated into the case, then device operation consistency is improved, but manufacturing complexity increases
Solution Approach 1:
Temperature control components (heating elements, temperature sensors, and control circuitry) are pre-integrated into the case during manufacturing. This preliminary integration ensures that the temperature control system is ready for operation before the device is deployed to cold environments, maintaining operational consistency from the start
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 case effectively maintains device temperature, preventing shutdowns and ensuring consistent operation in cold conditions, with features like battery life indicators and temperature sensors for precise control.
Implementation Method 1
at least one heating element positioned in the housing in alignment with the back of the portable electronic device for heating the electronic device when used in cool temperatures
Implementation Method 2
the heating element may be a flexible heating pad or in another example, a Peltier plate
Data Source
AI summary
A temperature regulating case is provided for engaging a portable electronic device. The temperature regulating case includes a housing for engaging a portable electronic device. The housing includes at least one heating element aligned with the back of the portable electronic device for heating the electronic device when used in cool temperatures.