Continuous Adsorption Drum for Homogeneous Particulate Loading
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Solution Overview
Problem
Current processes for producing particulate adsorbent materials with high homogeneity of adsorbate loading are typically batch-based, which are inefficient and costly, and there is a need for continuous production methods to improve cost and process efficiency.
Innovation Solution
A continuous production apparatus comprising a mixing drum with an inclined cavity, a rotating member with helical conveying blades and mixing instruments, and injection nozzles for injecting a liquid adsorbate, allowing for controlled transport and mixing of particulate adsorbent materials to enhance adsorption quality and homogeneity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If batch processes are used to produce particulate adsorbent materials with high homogeneity of adsorbate loading, then adsorption quality and homogeneity are improved, but productivity and process efficiency deteriorate
Solution Approach 1:
The mixing drum is divided into multiple functional zones (initial transport zone, first mixing zone, second mixing zone, terminal transport zone) along its length. Each zone performs a specific function: transport, mixing, or both. This segmentation allows the continuous process to maintain batch-like mixing quality while achieving continuous production, thereby resolving the contradiction between homogeneity and productivity.
Solution Approach 2:
The apparatus enables continuous feeding of particulate adsorbent material and continuous injection of liquid adsorbate through the rotating mixing drum. The helical conveying blades continuously transport material through the zones, and the mixing instruments continuously mix the adsorbate into the carrier. This continuous operation eliminates the downtime between batches while maintaining mixing quality, thus improving productivity without sacrificing homogeneity.
2Productivity
If continuous production is implemented to improve productivity and process efficiency, then productivity is improved, but manufacturing precision and homogeneity of adsorbate loading deteriorate
Solution Approach 1:
The mixing drum is divided into multiple functional zones (initial transport zone, first mixing zone, second mixing zone, terminal transport zone) along its length. Each zone performs a specific function: transport, mixing, or both. This segmentation allows the continuous process to maintain batch-like mixing quality while achieving continuous production, thereby resolving the contradiction between homogeneity and productivity.
Solution Approach 2:
The initial transport zone is positioned at the beginning of the mixing drum to pre-transport the particulate adsorbent material into position before it enters the mixing zones. This preliminary action ensures that material is properly positioned and ready for adsorbate injection and mixing, maintaining homogeneity in the continuous process by replicating the controlled environment of batch processes.
3Manufacturing precision
If mixing instruments are present throughout the entire mixing drum to ensure continuous mixing, then homogeneity is improved, but device complexity and energy consumption increase
Solution Approach 1:
The mixing drum is divided into multiple functional zones (initial transport zone, first mixing zone, second mixing zone, terminal transport zone) along its length. Each zone performs a specific function: transport, mixing, or both. This segmentation allows the continuous process to maintain batch-like mixing quality while achieving continuous production, thereby resolving the contradiction between homogeneity and productivity.
Solution Approach 2:
Different sections of the rotating member have different functions: helical conveying blades in transport zones for material movement, and mixing instruments in mixing zones for adsorbate incorporation. This local differentiation optimizes the structure by placing mixing instruments only where needed (in the mixing zones) rather than throughout the entire drum, reducing complexity while maintaining mixing effectiveness.
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 apparatus enables the continuous production of high-quality particulate adsorption products with improved homogeneity and efficiency, minimizing frictional heat and explosion risks, while allowing for scalable production rates.
Implementation Method 1
The rotating member comprises a helical conveying blade at longitudinal positions corresponding to the initial transport zone
Implementation Method 2
The rotating member comprises mixing instruments at longitudinal positions corresponding to the mixing zone
Implementation Method 3
one or more injection nozzles for injecting a liquid adsorbate to the mixing zone
Implementation Method 4
process for the continuous production of a particulate adsorption product
Data Source
AI summary
The invention relates to an apparatus for the continuous production of a particulate adsorption product, the apparatus comprising: a mixing drum having an elongated cavity for receiving a particulate adsorbent material, an adsorbent inlet and a product outlet, wherein the mixing drum is arranged such that the cavity is inclined in flow direction of the particulate material, and wherein the cavity comprises an initial transport zone adjacent to the inlet and a mixing zone following the initial transport zone; a rotating member extending through the cavity in a longitudinal direction, wherein the rotating member comprises a helical conveying blade at longitudinal positions corresponding to the initial transport zone and mixing instruments at longitudinal positions corresponding to the mixing zone; and one or more injection nozzles for injecting a liquid adsorbate to the mixing zone. The invention further relates to a process for the continuous production of a particulate adsorption product using such apparatus.