Fluid Reactor Heat Blocking Element Plenum Design
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Solution Overview
Problem
Conventional fluid reactor systems suffer from heat losses and uneven flow distribution due to spatially varying pressure drops, leading to inefficient fluid purification and heating.
Innovation Solution
A regenerative fluid reactor device with a heat-transfer bed and heat blocking elements in the plenums to reduce heat losses and improve flow distribution, ensuring a more even temperature distribution across the heat-transfer bed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional heat-transfer bed systems are used for exhaust gas purification, then the system structure is simple, but heat losses occur at side walls and inlets/outlets leading to energy loss and uneven temperature distribution
Solution Approach 1:
Heat blocking elements are introduced as intermediary components in the plenums to intercept and redirect heat flow. These elements act as mediators between the heat-transfer bed and the plenum space, preventing direct heat loss to the surroundings while maintaining system functionality.
Solution Approach 2:
The plenum space is segmented by introducing heat blocking elements that divide the continuous plenum into zones with different thermal characteristics. This segmentation allows for localized heat management, preventing uniform heat loss across the entire plenum interface.
2Ease of operation
If conventional heat-transfer beds are used, then the device structure is simple, but spatially varying pressure drops cause uneven flow distribution
Solution Approach 1:
Heat blocking elements are positioned at specific locations within the plenums where flow distribution issues occur. By locally modifying the plenum structure at these critical points, the system achieves improved overall flow uniformity without requiring complete redesign of the entire device.
Solution Approach 2:
The solution addresses two-dimensional flow distribution problems by introducing elements that create three-dimensional flow patterns. The heat blocking elements disrupt streamline flow, promoting radial and axial mixing that results in more uniform two-dimensional flow distribution across the heat-transfer bed interface.
3Productivity
If conventional heat-transfer beds are used, then the system is simple, but uneven temperature distribution results in insufficient heating and reduced purification efficiency
Solution Approach 1:
The heat blocking elements create a thermal feedback mechanism where heat that would otherwise be lost is redirected back toward the heat-transfer bed. This feedback loop ensures that temperature-deficient regions receive additional thermal energy, maintaining more uniform temperature distribution across the bed.
Solution Approach 2:
The heat blocking elements convert potentially harmful heat loss to the surroundings into a beneficial effect by redirecting this heat back into the system. The heat that would have been wasted at the plenum interface is now utilized to improve temperature uniformity and purification efficiency.
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 solution enhances the efficiency of fluid reaction processing by reducing heat losses and improving flow distribution, resulting in improved fluid purification and heating outcomes compared to conventional systems.
Implementation Method 1
The heat storage material is configured to heat fluid flowing through the heat storage material such that the fluid heats up
Implementation Method 2
The heat blocking element is spaced apart from the heat-transfer bed and is spaced apart from a housing of the first plenum. The heat blocking element extends beyond the first opening and is configured to limit heat emission from the heat storage material into the first plenum.
Data Source
AI summary
A fluid reactor device, in particular a fluid purification device, is provided. The fluid reactor device includes a heat-transfer bed including heat storage material. The heat storage material is configured to heat fluid flowing through the heat storage material such that the fluid heats up and reacts while flowing through the heat storage material. Further, the fluid reactor device includes a first plenum fluidly coupled to a first opening of the heat-transfer bed, and a second plenum fluidly coupled to a second opening of the heat-transfer bed. Additionally, the fluid reactor device includes a heat blocking element arranged in the first plenum. The heat blocking element is spaced apart from the heat-transfer bed and is spaced apart from a housing of the first plenum. The heat blocking element extends beyond the first opening and is configured to limit heat emission from the heat storage material into the first plenum.