Magneto-caloric cooling system
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Solution Overview
Problem
As electronic devices generate more heat due to increased power, existing cooling systems become less effective, requiring more complex and power-intensive methods to maintain operating temperatures.
Innovation Solution
A magneto-caloric cooling system that utilizes a thermal energy transfer device made of magnetic-field-responsive materials, such as Gadolinium-based compounds, cycling between energy absorption and dissipation areas, with magnetic field generation devices producing fields to warm and cool the transfer device, enhancing heat transfer and dissipation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If traditional heatsinks and cooling fans are used to remove heat from electronic devices, then heat dissipation is improved, but device complexity and power consumption increase
Solution Approach 1:
The patent utilizes the magneto-caloric effect, which is a phase transition phenomenon where magnetic-field-responsive materials undergo temperature changes in response to magnetic field application. The thermal energy transfer device cycles between absorbed and released thermal energy states, enabling cooling without complex mechanical components
Solution Approach 2:
The invention replaces traditional mechanical cooling systems (heatsinks, fans, pumps) with a magnetic field-based thermal energy transfer system. The magnetic field generation device controls thermal energy transfer through magnetic field application, eliminating the need for moving parts and mechanical cooling infrastructure
2Temperature
If active cooling systems with multiple components are employed, then cooling effectiveness is improved, but power consumption increases
Solution Approach 1:
The thermal energy transfer device automatically cycles between the energy absorption area and energy dissipation area based on thermal energy gradients. The system utilizes the inherent thermal diffusion and magneto-caloric properties of the material to self-regulate cooling without requiring external power input for pumping or forced convection
Solution Approach 2:
The thermal energy transfer device performs periodic cycling between absorbing thermal energy from the electronic device and dissipating it to the heat dissipation area. This periodic thermal energy transfer, driven by magnetic field application and thermal gradients, provides continuous cooling with minimal power consumption
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 system provides efficient, low-power cooling by leveraging the temperature changes in magnetic-field-responsive materials to effectively manage heat transfer, improving cooling efficiency and reducing power consumption.
Implementation Method 1
A magneto-caloric cooling system utilizes a thermal energy transfer device made of magnetic-field-responsive materials, such as Gadolinium-based compounds, cycling between energy absorption and dissipation areas, with magnetic field generation devices producing fields to warm and cool the transfer device
Implementation Method 2
an energy absorption area configured to be thermally coupled to a thermal energy absorbing device. At least one energy dissipation area is configured to be thermally coupled to a thermal energy dissipation device
Implementation Method 3
The thermal energy dissipation device may include a convective heat dissipation device. The convective heat dissipation device may be configured to circulate a fluid
Data Source
AI summary
A magneto-caloric cooling system includes an energy absorption area configured to be thermally coupled to a thermal energy absorbing device. At least one energy dissipation area is configured to be thermally coupled to a thermal energy dissipation device. A thermal energy transfer device is configured to be cycled between the energy absorption area and the energy dissipation area. A magnetic field generation device is configured to produce a magnetic field proximate the energy dissipation area.