Multi-panel Sound Barrier Using Recycled Meta-materials
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Solution Overview
Problem
Current materials and structural designs fail to adequately address noise pollution, leading to health issues such as stress, high blood pressure, and reduced productivity, especially in high-noise environments like highways and busy cities.
Innovation Solution
A multi-panel structure utilizing meta-materials made from recycled metallic substances and environmentally friendly components, with specific physical properties like bulk density, elastic modulus, and damping ratio, designed to attenuate sound transmission effectively across a wide range of frequencies.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If single panel designs are used in typical housing structures, then construction simplicity is maintained, but sound attenuation capability is insufficient
Solution Approach 1:
The patent divides the sound barrier into multiple panels arranged in a multi-panel structure with alternating orientations. Each panel is separated by spacing to create air gaps, which enhances sound attenuation through interference and absorption while maintaining construction feasibility through modular assembly
Solution Approach 2:
The patent employs composite materials comprising metallic substances (such as steel, aluminum, or copper) combined with non-metallic materials (such as polymers, ceramics, or composites) to create meta-materials with optimized acoustic properties that simultaneously provide structural integrity and superior sound attenuation
2Object-affected harmful factors
If exotic meta-materials are used for sound reduction, then sound attenuation performance is improved, but environmental friendliness and cost-effectiveness deteriorate
Solution Approach 1:
The patent modifies the physical and chemical parameters of readily available metallic and non-metallic materials through controlled processing (such as alloying, heat treatment, or surface coating) to achieve meta-material properties that provide superior sound attenuation using common, cost-effective, and environmentally friendly materials rather than exotic substances
Solution Approach 2:
The patent incorporates recycled metallic substances and waste materials from industrial processes into the meta-material composition, transforming waste streams into valuable sound attenuation components that reduce environmental impact and material costs while maintaining performance
3Object-affected harmful factors
If meta-materials with continuous and uninterrupted structure are used, then sound blocking capability is improved, but manufacturing complexity increases
Solution Approach 1:
The patent achieves continuous sound blocking capability through multiple discrete panels arranged in alternating orientations with specific spacing, creating an effective continuous barrier against sound transmission while maintaining manufacturing simplicity through modular panel production and assembly
Solution Approach 2:
The patent combines metallic substances with non-metallic materials in a composite meta-material structure, merging the structural integrity and durability of metals with the acoustic damping and absorption properties of non-metallic materials to achieve superior sound blocking in a single integrated panel
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 multi-panel structure significantly reduces noise pollution, providing an affordable and sustainable soundproofing solution that improves health outcomes while using eco-friendly materials.
Implementation Method 1
the structure consists of a plurality of panels and absorbers arranged in an alternating manner... Each absorber is fully enclosed between two consecutive panels, ensuring effective sound blocking
Implementation Method 2
The panels are made of continuous and uninterrupted materials with substantially homogeneous physical properties... designed to attenuate sound transmission effectively
Implementation Method 3
the absorbers' comprise porous materials consisting of solid and fluid parts
Data Source
AI summary
The present disclosure introduces a multi-panel structure designed to effectively attenuate sound transmission. The structure comprises a series of panels and absorbers arranged alternately. The panels are constructed from continuous and uninterrupted materials, with at least one panel incorporating a meta-material possessing metallic substance and specific properties. The absorbers feature porous materials with solid and fluid components, and in some cases, may also include meta-materials with solid and fluid components. The panels and absorbers possess optimized characteristics for sound attenuation, such as average bulk density, elastic modulus, and the damping ratio. Recycled materials can be utilized, promoting environmentally friendly construction without compromising sound-blocking capabilities. Additionally, the present disclosure further comprises a computer-implemented method utilizing artificial intelligence models for designing multi-panel structures and a computer simulation method for generating internal structures and compositions to attenuate sound transmission. This innovative solution provides an efficient approach to soundproofing applications.