Organic Composite Insulated Wall Panels with Truss Reinforcement
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Solution Overview
Problem
Existing insulated concrete wall systems are labor-intensive and environmentally harmful due to the use of chemical blowing agents and energy-intensive rigid insulation materials.
Innovation Solution
A composite panel consisting of a bottom concrete layer, a middle insulation layer made of organic materials like hempcrete, and a top concrete layer, with trusses that include prestress strands, truss webs, and joints to connect the layers and transfer forces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Temperature
If rigid insulation materials (EPS, XPS, POLYISO) are used, then insulation capability is improved, but environmental harm and labor intensity increase
Solution Approach 1:
The patent changes the material parameter from rigid synthetic insulation (EPS, XPS, POLYISO) to organic composite materials (hempcrete, straw bale, wood chips, cotton, wool). This parameter change maintains insulation capability while eliminating harmful chemical blowing agents and reducing environmental impact.
Solution Approach 2:
The patent employs composite materials by combining organic insulation materials with concrete layers and truss structures. The composite panel consists of a bottom concrete layer, middle organic insulation layer, top concrete layer, and reinforcing trusses, creating a multi-material system that achieves both insulation and structural integrity.
2Temperature
If rigid insulation materials are used, then insulation capability is improved, but energy consumption and labor intensity increase
Solution Approach 1:
The patent changes the insulation material parameter to organic composites that can be fabricated with lower energy consumption. The organic materials (hempcrete, straw bale, wood chips, cotton, wool) require less energy to process compared to rigid insulation materials, reducing overall energy consumption in the fabrication process.
3Object-generated harmful factors
If organic insulation materials are used, then environmental impact is reduced, but structural integrity may be compromised
Solution Approach 1:
The patent creates a composite structure where organic insulation materials are sandwiched between concrete layers and reinforced with trusses. The concrete layers provide compressive strength while the trusses provide tensile strength and prevent delamination, compensating for the lower strength of organic insulation materials.
Solution Approach 2:
The patent applies different material qualities to different regions of the panel. The concrete layers and truss structures provide high strength where needed for structural integrity, while the organic insulation materials provide environmental benefits in the middle layer. Each material is positioned where its specific properties are most advantageous.
4Temperature
If customized fabrication is used, then insulation performance is optimized, but labor intensity and complexity increase
Solution Approach 1:
The patent divides the wall system into segmented components: bottom concrete layer, middle organic insulation layer, top concrete layer, and discrete truss elements. This segmentation allows for modular fabrication and assembly, reducing overall fabrication complexity while maintaining optimized insulation performance through the layered structure.
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 composite panel provides superior insulation, reduces environmental impact by using sustainable materials, and improves structural integrity by transferring shear and delamination forces through the trusses.
Implementation Method 1
The trusses may transfer shear and delamination forces between the bottom concrete layer and the top concrete layer
Implementation Method 2
The plurality of trusses may include a plurality of prestress strands. The plurality of prestress strands may be disposed in the bottom concrete layer and the top concrete layer
Data Source
AI summary
A composite panel may be a three-layer composite panel including a bottom concrete layer, a middle insulation layer, and a top concrete layer. The middle insulation layer may include an insulation material which is selected to insulate the bottom concrete layer from the top concrete layer. The insulation material may include organic materials to reduce or eliminate the carbon footprint of the composite panel. The composite panel may include trusses which connect between the bottom concrete layer and top concrete layer through the middle insulation layer. The trusses may include prestress strands disposed in the bottom concrete layer and top concrete layer, truss webs, and joints which join the prestress strands and the truss webs.