Continuous Flow Catalytic Reactor with Electrostatic Catalyst Immobilization
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Solution Overview
Problem
Existing continuous flow catalytic reactors face challenges with catalyst immobilization, as the binding force between the catalytic active component and the support is limited, leading to catalyst loss and reduced service life in liquid phase reactions.
Innovation Solution
A continuous flow catalytic reactor is designed with a reaction vessel and a filler, where the catalytic component is fixed using a direct-current electric field, eliminating the need for catalyst separation and enhancing utilization efficiency by preventing catalyst loss.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If physical adsorption or chemical bonding methods are used to immobilize catalyst, then catalyst separation is simplified, but the binding force between catalytic active component and supporter is limited causing catalyst loss
Solution Approach 1:
The patent changes the parameter of binding force by introducing electrostatic interaction through charged filler particles. The catalytic active components are immobilized via electrostatic attraction between oppositely charged species, significantly strengthening the binding force compared to conventional physical adsorption or chemical bonding methods.
Solution Approach 2:
The patent introduces charged filler particles as an intermediary between the catalytic active components and the reaction medium. These filler particles with specific charge characteristics serve as a mediator that strongly binds catalytic components through electrostatic interaction, preventing their loss while maintaining catalytic activity.
2Productivity
If catalyst is fixed in reactor, then catalyst separation step is saved and utilization efficiency is improved, but binding force limitation causes reduced service life
Solution Approach 1:
The patent strengthens the binding parameter between catalyst and supporter by utilizing electrostatic interaction. This enhanced binding force prevents catalyst detachment during continuous flow operation, thereby extending catalyst service life while maintaining high utilization efficiency through fixed-bed configuration.
Solution Approach 2:
The patent employs composite filler particles comprising support material with incorporated charge-bearing groups. This composite structure combines the mechanical properties of the support with the electrostatic binding capability of charged groups, creating a durable immobilization system that extends catalyst service life.
3Productivity
If continuous flow reaction is implemented, then mass and heat transfer efficiency is improved, but catalyst immobilization becomes more difficult
Solution Approach 1:
The patent uses charged filler particles as an intermediary that simplifies catalyst immobilization in continuous flow reactors. The electrostatic interaction mechanism provides a straightforward immobilization approach that does not require complex pretreatment or specialized reactor modifications, thereby reducing device complexity while enabling efficient continuous operation.
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 direct-current electric field effectively immobilizes the catalytic component, allowing for continuous operation without catalyst loss, improving efficiency and extending catalyst service life, as demonstrated in monosaccharide epimerization reactions using molybdenum oxide quantum dots or molybdate ions.
Implementation Method 1
the catalytic component is fixed to the filler under the action of a direct-current electric field
Data Source
Figure 1
AI summary
The present application discloses a continuous flow catalytic reactor, an assembling method therefor and an application thereof. The continuous flow catalytic reactor comprises a reaction vessel, a filler packaged in the reaction vessel and a charged catalytic component; the catalytic component is fixed to the filler under the action of a direct-current electric field. The continuous flow catalytic reactor may be applied to continuous flow reactions such as a monosaccharide epimerization reaction. The continuous flow catalytic reactor disclosed by the present application has the advantages of simple structure, unattended operation, safe and convenient operation and the like. Furthermore, when the continuous flow catalytic reactor is applied to a continuous flow reaction process, catalytic components are fixed by a direct-current electric field and do not flow out with a product, thereby saving a separation step for a catalyst, and promoting the utilization efficiency of the catalyst.