Insulated Flying Table Concrete Form for Heat Retention
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Solution Overview
Problem
Conventional concrete forms lack insulation, leading to rapid loss of heat and moisture during the hydration process, which hinders the full hydration of cement and results in suboptimal strength and durability of concrete, especially in cold weather conditions, and contributes to environmental issues due to high energy consumption and CO2 emissions from portland cement production.
Innovation Solution
An insulated flying table form with a concrete forming deck and a layer of insulating material that retains the heat of hydration, allowing for efficient curing of concrete using reduced amounts of portland cement and incorporating recycled industrial waste materials, and an optional electrically heated system for controlled temperature curing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional uninsulated forms are used, then the form is simple and easy to manufacture, but heat and moisture are lost to the environment during concrete curing
Solution Approach 1:
The form combines wood panels with attached rigid foam insulation boards to create a composite structure that provides both forming functionality and thermal insulation. This resolves the contradiction by adding insulation capability without completely redesigning the form structure.
Solution Approach 2:
The insulated form serves multiple functions: it acts as both the conventional form structure and an insulation barrier. The rigid foam boards provide thermal insulation while being integrated into the form assembly, allowing the same structure to perform both forming and heat retention functions.
2Object-generated harmful factors
If portland cement is used in conventional amounts, then concrete achieves sufficient strength, but environmental impact and energy consumption are high
Solution Approach 1:
The system uses the concrete's own heat of hydration to cure itself by retaining this heat through insulation, eliminating the need for external heating energy. This resolves the contradiction by making the curing process self-sufficient while reducing environmental impact.
Solution Approach 2:
The insulation changes the thermal parameters of the curing environment, maintaining higher temperatures for longer periods. This allows alternative cementitious materials with lower carbon footprints to achieve adequate strength development by extending the curing timeframe while retaining heat.
3Reliability
If insulated forms are used, then heat of hydration is retained for better curing, but the form complexity and manufacturing difficulty increase
Solution Approach 1:
The insulation is divided into separate rigid foam board panels that are attached to individual form panels. This segmentation allows each component to be manufactured independently and assembled like conventional forms, resolving the contradiction by maintaining manufacturing simplicity while adding insulation functionality.
4Productivity
If concrete curing is accelerated through heat retention, then strength development is faster, but the initial curing period requires controlled temperature conditions
Solution Approach 1:
The insulated form passively retains the heat generated by the concrete's own hydration process without requiring active heating systems or complex temperature control mechanisms. This resolves the contradiction by achieving accelerated curing through simple insulation rather than complex control systems.
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
This solution accelerates the hydration and curing process, achieving stronger and more durable concrete with reduced cement usage, while minimizing environmental impact by enhancing heat retention and using sustainable materials, allowing for faster concrete development and improved performance in various weather conditions.
Implementation Method 1
The initial process of hydration is exothermic; it generates a considerable amount of energy called the 'heat of hydration.'
Implementation Method 2
a layer of insulating material contacting and substantially covering the second primary surface of the first concrete forming panel
Implementation Method 3
an optional electrically heated system for controlled temperature curing
Data Source
AI summary
The invention comprises a flying table concrete form. The flying table concrete form comprises a concrete forming deck comprising a first concrete forming panel having a first primary surface adapted for forming and contacting plastic concrete and a second primary surface opposite the first primary surface, a layer of insulating material contacting and substantially covering the second primary surface of the first concrete forming panel, and a second panel contacting and substantially covering the layer of insulating material. The flying table concrete form also comprises a plurality of deck support members extending transversely with respect to the second panel, wherein the first concrete forming panel defines a plane and wherein no portion of the deck support members are in the plane defined by the first concrete forming panel. A method of using the flying table concrete form is also disclosed.