Modular Catalytic Static Mixers for Flow Reactor Reconfigurability
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Solution Overview
Problem
Current continuous flow chemical reactors face challenges in achieving efficient mixing, heat transfer, and catalytic reactions due to the limitations of traditional static mixers and packed bed systems, which are not readily removable or easily reconfigurable, leading to suboptimal productivity and process efficiency.
Innovation Solution
The development of additive manufactured static mixers with catalytic surfaces, utilizing techniques like electrodeposition and cold spray for catalytic coating, allows for the creation of modular and easily replaceable static mixers that enhance mixing, heat transfer, and catalytic reactions, enabling efficient operation in continuous flow chemical reactors.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional packed bed reaction chambers are used, then catalytic reactions can occur, but the system is not readily removable or easily reconfigurable
Solution Approach 1:
The reactor is divided into modular sections with static mixers that can be independently removed and replaced. Each static mixer acts as a discrete module within the continuous flow reactor, allowing individual components to be swapped without dismantling the entire system.
Solution Approach 2:
The static mixer design enables dynamic reconfiguration of the reactor system. Different mixer geometries and catalytic coatings can be implemented by simply replacing the mixer module, allowing the system to adapt to different reaction requirements without fundamental redesign.
2Productivity
If static mixers are used for pre-mixing and heat transfer, then mixing and heat transfer efficiency improve, but the mixers are not easily replaceable or reconfigurable
Solution Approach 1:
Static mixers are designed as separate, modular components positioned at specific locations within the reactor. This segmentation allows individual mixers to be removed and replaced independently while maintaining the overall reactor structure and continuous flow operation.
Solution Approach 2:
The static mixer design integrates multiple functions (mixing, heat transfer, and catalysis) into a single replaceable module. This multi-functionality maintains high productivity while enabling easy replacement through standardized interfaces and mounting mechanisms.
3Adaptability or versatility
If catalytic material is applied to static mixer surfaces, then catalytic activity is provided, but the coating process adds manufacturing complexity
Solution Approach 1:
Catalytic material is applied selectively to specific surfaces of the static mixer where catalytic activity is most beneficial. This localized coating approach provides the necessary catalytic functionality while minimizing material usage and simplifying the coating process compared to uniform coating of entire components.
Solution Approach 2:
The static mixer combines structural material (for mechanical strength and heat transfer) with catalytic coating material (for chemical reactivity). This composite structure achieves both mechanical and catalytic requirements through a multi-material approach that leverages the strengths of each material type.
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
These catalytic static mixers improve reaction yields and process efficiency by providing efficient mixing, heat transfer, and catalytic activity, while being readily removable and reconfigurable, thus addressing the limitations of traditional systems.
Implementation Method 1
incorporating catalytic material on the surface of additive manufactured static mixers can provide catalytic static mixers that can be configured to be readily removable and easily replaced
Implementation Method 2
The step of applying the catalytic coating to at least a portion of the surface of the scaffold may comprise or consist of electrodeposition or cold spray
Implementation Method 3
The step of applying the catalytic coating to at least a portion of the surface of the scaffold may comprise or consist of electrodeposition or cold spray
Implementation Method 4
The reaction chambers are typically submerged in a heating/coolant fluid, for example in a shell-and-tube heat exchanger configuration, to facilitate the transfer of heat to/away from the reaction
Data Source
Figure 1~3
Figure 4~6
Figure 7A~8D
AI summary
The present disclosure relates to catalytic static mixers comprising catalytic material. The static mixers can be configured for use with continuous flow chemical reactors, for example tubular continuous flow chemical reactors for heterogeneous catalysis reactions. This disclosure also relates to processes for preparing static mixers. This disclosure also relates to continuous flow chemical reactors comprising the static mixers, systems comprising the continuous flow chemical reactors, processes for synthesising products using the continuous flow reactors, and methods for screening catalytic materials using the static mixers.