Wall-Mounted Charging Apparatus Thermal Management
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Solution Overview
Problem
Charging apparatuses like wall sockets face restricted mounting conditions, leading to poor heat dissipation and limited charging power, which cannot meet the increasing power demands of modern electronic devices such as notebook computers and smartphones.
Innovation Solution
A charging apparatus with a temperature sensing unit and control assembly that adjusts output power based on temperature readings to prevent overheating, allowing for maximum power output while ensuring performance and safety, including a power assembly with a switching device and processing unit, and a USB output port for simultaneous power and data transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If the charging power of the charging apparatus is increased to meet the growing power demands of electronic devices, then the charging power is improved, but the heat dissipation condition deteriorates due to restricted mounting conditions
Solution Approach 1:
The charging apparatus dynamically adjusts its output power based on real-time temperature monitoring. When the temperature inside the housing exceeds a threshold, the system automatically reduces power output to prevent overheating, and can restore higher power when temperatures normalize, enabling adaptive power management within thermal constraints
Solution Approach 2:
The system incorporates temperature sensing units that continuously monitor internal temperature and feed this information back to the control assembly. This feedback loop enables the charging apparatus to automatically adjust its operating parameters based on thermal conditions, optimizing both safety and charging performance
2Power
If the charging power is increased to 18W, 21W or higher, then the charging power is improved, but the heat dissipation condition deteriorates due to restricted mounting conditions
Solution Approach 1:
Temperature sensing units continuously monitor internal temperature and provide feedback to the control assembly, which automatically adjusts power output to maintain safe operating temperatures while maximizing charging capability within thermal constraints
Solution Approach 2:
The system changes operational parameters (power output level) based on thermal conditions, transitioning between different power states (e.g., 18W, 21W, or lower) to optimize the balance between charging performance and heat generation within the confined mounting space
3Ease of manufacture
If the standard dimension of the wall outlet box is maintained at 86mm×86mm, then the mounting condition is preserved, but the heat dissipation condition deteriorates
Solution Approach 1:
Temperature monitoring and automatic power adjustment create a feedback mechanism that compensates for the poor heat dissipation inherent in standard-sized outlet boxes, allowing the system to operate safely at high power levels despite thermal constraints
Solution Approach 2:
The system dynamically manages thermal conditions through real-time temperature-based power adjustment, enabling high-power charging capability within the fixed geometric constraints of standard wall outlet boxes
4Ease of operation
If the charging apparatus is mounted in a wall with restricted space, then the mounting condition is simplified, but the heat dissipation condition deteriorates
Solution Approach 1:
The control system uses temperature feedback to automatically adjust power output, enabling the apparatus to maintain safe operating temperatures despite the poor heat dissipation characteristics of wall-mounted installations
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 charging apparatus to provide higher and more consistent power output, expanding its application range to include devices with higher power requirements without overheating, thus enhancing charging efficiency and safety.
Implementation Method 1
a temperature sensing unit configured to sense a temperature inside the housing
Implementation Method 2
the control assembly being configured to control, based on temperature information from the temperature sensing unit, the power assembly to change the output power, thereby suppressing a rise of the temperature inside the housing
Data Source
AI summary
Embodiments of the present disclosure provide a charging apparatus and a charging method. The charging apparatus comprises: a housing adapted to be mounted in wall; a power assembly arranged within the housing and configured to supply output power to a device to be charged from a power source; a temperature sensing unit, arranged within the housing and configured to sense temperature inside the housing; a control assembly arranged within the housing and coupled to the power assembly and the temperature sensing unit, the control assembly being configured to control, based on temperature information from the temperature sensing unit, the power assembly to change the output power, thereby suppressing rise of temperature inside the housing. In accordance with embodiments of the present disclosure, the charging apparatus mounted in the wall can provide an effectively boosted charging power and is further applied to a broader scope.