Monolithic Concrete Modular Panel System for Walls and Roofs
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Solution Overview
Problem
The existing building construction methods, such as concrete block and pre-cast concrete panel systems, are inefficient, costly, and require skilled labor, limiting the ability to construct low-cost housing units, especially in areas with a shortage of skilled labor, and face issues with maintenance, structural strength, and insulation.
Innovation Solution
A monolithic concrete modular panel system using reinforced rebar cages with crisscrossing rebar rods and wire mesh within metal frames, where concrete is sprayed or poured to form structurally strong and durable wall and roof panels, reducing the need for skilled labor and enhancing insulation and structural integrity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If concrete block construction is used, then structural strength is achieved, but construction time increases and skilled labor is required
Solution Approach 1:
The building structure is divided into modular pre-assembled units containing steel frames, insulation panels, and concrete boards. These modules are constructed off-site and transported to the building location where they are quickly connected using connecting apertures and rebar rods, eliminating the need for time-consuming on-site block stacking while maintaining structural strength through the modular design and reinforced connections.
Solution Approach 2:
The steel frames, insulation panels, and concrete boards are pre-assembled into complete modular units at a manufacturing facility before transportation. This preliminary assembly allows quality control to be performed in a controlled environment and enables rapid on-site installation by simply connecting the pre-prepared modules, significantly reducing construction time while ensuring structural integrity.
2Productivity
If pre-cast concrete panels are used, then construction efficiency is improved, but heavy equipment and skilled labor are still required
Solution Approach 1:
The wall structure is segmented into modular units with standardized dimensions and connecting features. Each module contains integrated steel framing, insulation, and concrete boarding that can be assembled without heavy lifting equipment. The connecting apertures and interlocking mechanisms allow modules to be joined by workers using simple hand tools, eliminating the need for cranes and heavy machinery while maintaining construction efficiency.
Solution Approach 2:
The steel frame acts as an intermediary structural element that provides a lightweight yet strong skeleton for each modular unit. This steel framework enables the module to be handled and positioned without heavy equipment, while the connecting apertures in the steel frames serve as intermediaries for joining modules together using rebar rods and concrete, simplifying the installation process.
3Strength
If traditional construction methods are used, then structural integrity is achieved, but cost increases due to skilled labor requirements
Solution Approach 1:
The building is divided into standardized modular units that can be manufactured in controlled factory settings using automated processes. This segmentation allows unskilled or semi-skilled workers to assemble the modules on-site using simple connecting mechanisms, reducing dependence on expensive skilled labor while maintaining structural integrity through the engineered modular design and reinforced concrete connections.
Solution Approach 2:
The modular units are designed with self-aligning features and intuitive connecting mechanisms that allow workers to assemble the structure without requiring specialized skills or extensive training. The connecting apertures, rebar rods, and concrete pouring process are designed to be straightforward operations that can be performed by general laborers, reducing labor costs while ensuring proper assembly and structural strength.
4Strength
If concrete boards and wire mesh are added to metal frames, then cracking resistance and flexural strength are improved, but panel complexity increases
Solution Approach 1:
Each modular panel combines multiple materials with complementary properties: a metal frame provides the structural skeleton, concrete boards provide compressive strength and fire resistance, and wire mesh provides tensile strength and crack control. This composite construction creates a synergistic system where each material contributes its superior properties, achieving high cracking resistance and flexural strength. The complexity is managed by pre-assembling these composite elements into integrated modules at the factory.
Data Source
AI summary
A monolithic concrete modular connecting panel system for walls and roofs includes a foundation for a building, wall panels vertically aligned on the foundation and secured to the foundation to form a perimeter of the building. The system includes a plurality of roof panels secured to a top edge of the wall panels and spanning across the perimeter of the building. A plurality of crisscrossing rebar rods and wire mesh within the wall panels and roof panels are connected together with rebar rods of the foundation to form a steel cage for the building. Each wall and roof panel includes a metal frame, and a concrete board that divides the metal frames into an inner section and an outer section. In addition, the system includes concrete sprayed on the outer sections of the wall panels and sprayed or poured on the roof panels to form a monolithic concrete structure.