Capillary Condensation Removal for Corrosion-Prone Computing Components
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Solution Overview
Problem
Information handling systems face premature failures due to corrosion caused by condensation in humid environments, which can lead to reduced service life and increased operational costs.
Innovation Solution
The implementation of corrosion management components that utilize capillaries to remove condensation from sensitive components, reducing the corrosion rate by evaporating moisture into the environment, and a method to monitor and manage environmental conditions to minimize corrosion risks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If information handling systems operate in humid environments, then they can be deployed in wider ranges of conditions, but condensation causes corrosion leading to premature failures
Solution Approach 1:
The patent utilizes the condensation phenomenon itself to remove harmful moisture. Condensation forms on the cold surface of the information handling system, and this same condensation process draws moisture away from critical electronic components through capillary action in the corrosion management component, converting the harmful condensation into a beneficial moisture removal mechanism
Solution Approach 2:
The corrosion management component acts as an intermediary between the condensation source and the electronic components. It includes a capillary structure that intercepts moisture drawn by condensation and transports it away from sensitive components, preventing direct contact between condensation-induced moisture and electronics
2Reliability
If traditional cooling systems are added to prevent condensation, then corrosion risk is reduced, but operational costs and system complexity increase
Solution Approach 1:
The system uses its own operational characteristics to manage corrosion risk. The information handling system's normal operation creates temperature differentials that drive condensation, and this condensation process automatically draws moisture away from components through the corrosion management component, eliminating the need for separate active cooling or dehumidification systems
Solution Approach 2:
The corrosion management component incorporates a capillary structure with porous material that passively draws moisture away from electronic components. The capillary pores create capillary forces that transport condensed moisture away from sensitive areas without requiring external power or active pumping
3Reliability
If corrosion management components are added to protect sensitive components, then service life is extended, but device complexity increases
Solution Approach 1:
The corrosion management component is nested within or adjacent to the information handling system chassis, integrating protection functionality into the existing structure. The capillary structure is positioned to intercept moisture paths without requiring separate external systems, embedding the corrosion protection function within the system's thermal and structural envelope
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 extends the service life of information handling systems, allows them to operate in a wider range of conditions without additional cooling costs, and reduces the likelihood of premature failures due to corrosion.
Implementation Method 1
a corrosion management component, directly disposed on a surface of the component, that evaporates condensation associated with the component
Implementation Method 2
a corrosion management component, directly disposed on a surface of the component, that evaporates condensation associated with the component
Data Source
AI summary
A method for environmentally managing a computing device of an information handling system includes monitoring an environmental corrosion risk associated with a component of the computing device, a corrosion management component that reduces a rate of corrosion of the component due to an ambient environment in which the component resides by removing condensation from the component is associated with the component; making a determination that the component is associated with the corrosion management component; in response to the determination: estimating a corrosion risk of the component based on: the environmental corrosion risk, and a risk reduction factor associated with the corrosion management component; making a second determination that the corrosion risk of the component indicates a premature failure of the component; and remediating, in response to the second determination, the corrosion risk of the component.