Modular Heat Exchange Furnace Assembly
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Solution Overview
Problem
The existing biomass heat exchange furnace has a cumbersome manufacturing process due to individual assembly of its components, making it troublesome to construct.
Innovation Solution
A modular design comprising a combustion furnace module, a passageway module, and gas-guiding modules that are interconnected to form a serpentine gas flow path, allowing for easier assembly and improved heat exchange efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If components are assembled individually one at a time, then the heat exchange furnace can be constructed with standard assembly methods, but the manufacturing process becomes troublesome and complex
Solution Approach 1:
The heat exchange furnace is divided into distinct modular components: a combustion furnace module, a passageway module, and multiple gas-guiding modules. Each module can be manufactured and assembled separately, simplifying the overall assembly process while reducing complexity.
Solution Approach 2:
Multiple gas-guiding modules are interconnected to form an integrated gas flow path system that works in conjunction with the combustion furnace and passageway modules, creating a unified heat exchange system that maintains ease of assembly through modular design.
2Productivity
If a simple straight gas flow path is used, then the furnace structure is simple, but heat exchange efficiency is reduced
Solution Approach 1:
The gas-guiding modules are configured to create a serpentine (sinuous) gas flow path instead of a straight path. This curved, winding configuration increases the contact time and surface area between combustion gases and the heat exchange medium, significantly improving heat exchange efficiency.
Solution Approach 2:
The gas flow path extends in multiple spatial dimensions through the serpentine configuration of the gas-guiding modules, allowing the gases to traverse a longer path within a compact volume, thereby enhancing heat exchange without proportionally increasing the furnace size.
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 modular design simplifies the manufacturing process and enhances heat exchange efficiency by guiding combustion gases through a serpentine path, reducing the temperature of gases before exhaust while heating ambient air for various utilizations.
Implementation Method 1
a combustion furnace module adapted to burn fuel such that combustion gases are generated therein
Implementation Method 2
Ambient or fresh air is forced into the heat exchange furnace for heat exchange contact with the combustion gases
Implementation Method 3
the conduit sets as well as the upper and lower guiding modules constitute cooperatively a serpentine gas flow path for the combustion gases
Data Source
AI summary
A heat exchange furnace includes a combustion furnace module, a passageway module disposed around and connected removably to the combustion furnace module, and a gas-guiding unit including upper and lower guiding modules connected respectively to upper and lower ends of the passageway module. During assembly, the lower guiding module is first connected removably to the passageway module. Subsequently, the passageway module is sleeved removably on the combustion furnace module. Finally, the upper guiding module is connected removably to the passageway module.