Heating installation, heating system, heat storage device and heat storage system
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing heat storage devices for thermal energy storage face inefficiencies in heating and discharging processes due to suboptimal hot air flow management and heating device design.
Innovation Solution
A heat storage device equipped with a heating system featuring a heating device with multiple heating plate units connected in series or parallel, utilizing a conductive spacer structure and ceramic insulating partition walls to enhance heat transfer efficiency and minimize material temperatures.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If a conventional heating device is used to heat the gas stream, then thermal energy can be stored in the heat storage medium, but the heating efficiency does not meet the highest standards and material temperatures become excessively high
Solution Approach 1:
The heating device is segmented into multiple heating plate strips arranged in series, where each strip contributes to the overall heating function. This segmentation distributes the thermal load across multiple components, improving heating efficiency while preventing excessive temperature concentration in any single material component.
Solution Approach 2:
The heating plate strips are arranged in a three-dimensional configuration within the gas stream flow path. This spatial arrangement increases the effective heating surface area without concentrating thermal energy in one location, thereby improving heating efficiency while maintaining lower material temperatures through distributed heat transfer across multiple dimensions.
2Power
If heating plate strips are arranged to provide large surface area for heat transfer, then heating output increases, but flow resistance may increase and material temperatures may rise
Solution Approach 1:
Heating plate strips are arranged in a three-dimensional configuration that extends across the gas stream flow path rather than being confined to a single plane. This spatial arrangement maximizes the effective heating surface area and heating output while maintaining adequate flow channels, thereby avoiding excessive flow resistance despite the increased complexity of the heating structure.
3Speed
If heating plate strips are arranged in parallel alignment relative to gas flow, then flow resistance decreases and high flow velocities are possible, but heating surface area may be reduced
Solution Approach 1:
The heating plate strips are arranged in a three-dimensional configuration that combines parallel alignment with perpendicular positioning relative to the gas stream flow. This multi-dimensional arrangement allows the gas flow to pass parallel to the strips (maintaining low flow resistance and high velocity) while still providing adequate heating surface area through the extended spatial configuration of the strips.
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 achieves high heating output with low material temperatures, allowing for efficient storage and release of thermal energy, thereby improving the overall efficiency of the heat storage system.
Implementation Method 1
The heating plate strips of the heating plate package are electrically connected in parallel... provide a large surface area for heat transfer between the heating device and the gas flow
Implementation Method 2
adjacent heating plate strips in the first end regions and the second end regions are each connected to one another via a conductive spacer structure
Data Source
Figure 1
Figure 2
Figure 3
AI summary
The invention relates to a heating device for heating a gas flow, comprising two electrical connection elements (43, 44) for connection to a power source, and at least one heating plate unit (39A, 39B, 39C, 39D, 39E) with an inflow side and an outflow side, which comprises a plurality of heating plate strips (45, 46) lying in the gas flow and each having a first end region and a second end region, wherein adjacent heating plate strips (45, 46) in the first end regions and the second end regions are interconnected via a conductive spacer structure (47).