Electronic Device Oxidizing Agent Generation for Vibration Stability
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Solution Overview
Problem
There is a need to maintain the concentration of a gaseous oxidizing agent component in the interior gas space of electronic devices, such as hard disk drives, over their service life to prevent performance impairment due to insufficient oxidizer supply and to maintain mechanical vibration stability.
Innovation Solution
The solution involves an electronic device with a housing having an interior gas space, one or more electronic components, a composition that can actively generate a gaseous oxidizing agent component, and a generating device configured to heat the composition to a temperature that causes it to generate the gaseous oxidizing agent component, thereby maintaining the desired concentration within the interior gas space.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a composition that actively generates gaseous oxidizing agent is used, then the concentration of oxidizing agent can be maintained over service life, but the risk of uncontrolled generation and potential harm increases
Solution Approach 1:
The patent applies parameter changes by using a stabilizer to modify the decomposition characteristics of the composition. The stabilizer changes the activation energy and decomposition rate parameters, ensuring that the composition only generates gaseous oxidizing agent at controlled temperatures above 60°C, thus preventing uncontrolled generation during normal operation while maintaining reliability over service life
Solution Approach 2:
The stabilizer acts as an intermediary substance between the composition and the environment. It mediates the decomposition process by forming a complex with the composition that prevents spontaneous decomposition at low temperatures, but allows controlled decomposition at elevated temperatures, thereby reducing harmful factors while maintaining oxidizing agent generation
2Productivity
If heating elements are used to actively cause composition generation, then generation rate can be controlled, but device complexity and energy consumption increase
Solution Approach 1:
The system applies self-service by utilizing the existing operational heat from the electronic device or dedicated heating elements that are already part of the device's normal operation. The composition is positioned to be heated by these existing thermal sources, allowing the device to self-regulate oxidizing agent generation without requiring additional complex control systems
Solution Approach 2:
The heating elements serve multiple functions: they provide thermal energy for the composition to decompose and generate gaseous oxidizing agent, while also serving their original purpose for device operation or other heating requirements. This multi-functionality avoids adding separate dedicated heating systems, thereby controlling device complexity
3Productivity
If thermal insulation housing is used to contain composition, then generation efficiency improves, but heat dissipation and temperature control become more difficult
Solution Approach 1:
The patent applies local quality by providing thermal insulation only in the specific region where the composition is contained, rather than insulating the entire device. This localized insulation approach concentrates thermal energy where needed to improve generation efficiency, while allowing heat dissipation in other regions to maintain overall temperature control
Solution Approach 2:
The housing is segmented into different thermal zones: an insulated containment region for the composition that traps heat to improve generation efficiency, and non-insulated regions that allow heat dissipation. This segmentation enables simultaneous optimization of both generation efficiency and temperature control
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 approach effectively maintains the desired concentration of the gaseous oxidizing agent component over the service life of the electronic device, ensuring continued performance and mechanical stability by actively controlling the generation of the oxidizing agent.
Implementation Method 1
the one or more heating elements are in electrical communication with a power source that is configured to apply power to the one or more heating elements to heat the composition to a temperature that causes the composition to generate the gaseous oxidizing agent component
Implementation Method 2
heat the composition to a temperature that causes the composition to generate the gaseous oxidizing agent component
Implementation Method 3
the composition comprises a stabilizer that can slow down the generation of the gaseous oxidizing agent
Data Source
AI summary
Electronic devices that include a composition that can generate a gaseous oxidizing agent component; and a generating device configured to actively cause the composition to generate the gaseous oxidizing agent component. The generating device includes at least one metal-air battery that is in electrical communication with a power source that is configured to apply power to the metal-air battery according to a predetermined time interval to recharge the metal-air battery to generate the gaseous oxidizing agent component.