Carbon Fiber Heated Concrete Panels for Chemical-Free Deicing

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Solution Overview

Problem

Conventional deicing methods, such as salting and thermal technologies, are environmentally harmful, costly, and inefficient for maintaining roadways in freezing climates, leading to structural damage and increased maintenance costs.

Innovation Solution

A self-heating concrete system with integrated carbon fiber heating elements and electrodes, powered by low-voltage AC or DC, which can be remotely controlled to apply thermal energy to concrete surfaces, effectively melting ice and snow without damaging the structure.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If conventional chemical deicing methods (salting) are used, then deicing effectiveness is improved, but environmental pollution and structural damage increase

Engineering Contradiction:

Improvedeicing effectivenessVSAvoidenvironmental pollution and structural damage

Core Design Contradiction:

ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces chemical deicing methods with an electrical heating system. Carbon fiber heating elements embedded in the concrete surface convert electrical energy to thermal energy through resistive heating, physically melting ice and snow without chemical substances. This substitution eliminates salt pollution and corrosion damage while maintaining effective ice removal.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The system changes the physical state of the concrete surface by controlling temperature through electrical heating. By adjusting the electrical power input, the surface temperature is raised above freezing point, causing phase change of ice to water, thereby clearing the surface without chemicals.

Inventive Principle:

Principle #35Parameter changes

2Productivity

If conventional thermal deicing systems are used, then deicing effectiveness is improved, but system complexity and cost increase

Engineering Contradiction:

Improvedeicing effectivenessVSAvoidsystem complexity

Core Design Contradiction:

ProductivityVSDevice complexity

Solution Approach 1:

The patent merges the heating function directly into the concrete surface by embedding carbon fiber elements during construction. This integration eliminates the need for separate heating systems, control mechanisms, and insulation layers required by conventional thermal systems, significantly reducing complexity while maintaining heating effectiveness.

Inventive Principle:

Principle #5Merging (Combining)

Solution Approach 2:

The carbon fiber heating elements are self-contained within the concrete structure and can be directly activated by electrical connection. The system requires no external boilers, heat exchangers, or complex control systems - simply applying electrical power generates heat directly at the surface where needed.

Inventive Principle:

Principle #25Self-service

3Productivity

If conventional thermal deicing systems are used, then deicing effectiveness is improved, but operational cost increases

Engineering Contradiction:

Improvedeicing effectivenessVSAvoidoperational cost

Core Design Contradiction:

ProductivityVSUse of energy by stationary object

Solution Approach 1:

The patent replaces fuel-based or electrically-powered thermal systems with direct resistive heating. Electrical energy is converted directly to heat at the concrete surface with minimal transmission losses, eliminating the need for boilers, heat exchangers, and insulation systems that consume additional energy, thereby reducing operational costs.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

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 system provides an environmentally friendly, cost-effective, and efficient means to maintain roadways by reducing labor and equipment costs, while preserving the integrity of concrete structures and minimizing environmental impact.

Implementation Method 1

heating elements formed from carbon fiber tape... configured to be integrally formed within a concrete structure to apply thermal energy to a top surface of the concrete structure

Methodology Applied

Scientific EffectJoule heating: Joule Heating

Data Source

PatentUS10036560B2Heating panels and systems and methods of using same

Publication Date: 2018.07.31 UNIV OF ALASKA ANCHORAGE

AI summary

A system and method for heating structures to either prevent the build-up of freezing precipitation or eliminate freezing precipitation on an exposed outer surface of the structures. The system includes a heating assembly integrally formed with a structure to apply thermal energy to the exposed outer surface of the structure. Optionally, the heating assembly includes heating elements formed of carbon fiber. The system optionally includes a control assembly operatively coupled to the heating assembly. The control assembly selectively powers the heating assembly and can be configured for remote operation. In use, the control assembly can be selectively activated from a remote location to power the heating assembly and heat the structure. Optionally, the structure is a concrete structure.