Method of use for a solid form adsorbent
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Solution Overview
Problem
Existing adsorbent systems in automobile air conditioning systems have shortcomings, including incomplete surface area exposure of adsorbent particles, leading to reduced adsorption efficiency and potential for particle abrasion and system contamination.
Innovation Solution
A solid form adsorbent comprising discrete adsorbent particles bound by a binder, with at least 25% of the external surface area remaining unsealed for adsorption, utilizing materials like zeolites and polymers, and formed through compression molding to create a monolithic structure with voids for enhanced adsorption capacity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If adsorbent particles are completely bound by binder material, then structural integrity and particle stability are improved, but adsorption efficiency deteriorates due to reduced surface area availability
Solution Approach 1:
The binder material is applied non-uniformly to adsorbent particles, creating regions of different binding density. Specifically, the binder forms a matrix that binds particles together while deliberately leaving portions of the particle surfaces exposed. This local variation in binder concentration allows simultaneous achievement of structural integrity (in bound regions) and adsorption efficiency (in exposed regions).
Solution Approach 2:
Instead of completely coating or binding all surfaces of adsorbent particles, the invention applies partial binding where only a portion of the particle surfaces are bound by the binder matrix. This partial action maintains sufficient structural integrity for particle stability while preserving adequate surface area (at least 25% exposed) for adsorption functionality.
2Productivity
If adsorbent particles are left loose and unbound, then adsorption efficiency is improved due to maximum surface area exposure, but particle stability deteriorates leading to abrasion and system contamination
Solution Approach 1:
The binder material creates a selective binding environment where particles are stabilized through point bonding and matrix embedding, but not completely encapsulated. This local quality approach ensures particles remain stable enough to prevent abrasion and contamination while maintaining sufficient surface exposure for adsorption.
Solution Approach 2:
The invention creates a composite structure combining adsorbent particles with binder material in a specific configuration. The composite consists of particles embedded in a binder matrix that provides mechanical stability and prevents particle disintegration, while the matrix composition and structure are designed to leave adequate particle surfaces exposed for adsorption.
3Strength
If more binder material is used to bind particles, then particle stability and structural integrity are improved, but the cost and complexity of the adsorbent system increases
Solution Approach 1:
The invention uses the minimum necessary amount of binder material to achieve adequate particle stability and structural integrity. By applying partial binding rather than complete coating, the system reduces binder content and associated complexity while maintaining sufficient particle stability to prevent abrasion and contamination.
Solution Approach 2:
The invention optimizes binder content and distribution parameters to achieve the threshold of sufficient stability without excess. By controlling the proportion of bound versus exposed particle surfaces (maintaining at least 25% exposure), the system finds the optimal parameter balance between stability and simplicity.
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 solid form adsorbent enhances adsorption efficiency, reduces particle movement and abrasion, minimizes dust and contamination, and provides a more compact, high-capacity adsorbent structure that can act as a structural component in air conditioning systems.
Implementation Method 1
the adsorbent particles are sintered to the binder
Implementation Method 2
Adsorbent materials are widely used to remove water and certain other fluids, molecules, ions, or other contaminants from liquids and gasses
Data Source
AI summary
A method including adding to or positioning in a vehicle air conditioning system a solid form adsorbent. The solid form adsorbent includes a plurality of discrete adsorbent particles spatially bound in place by point bonding with a binder. At least about 25% of the external surface area of a majority of the particles is not sealed off by the binder and is available for adsorption.