Electric Heating Thermal Desorption Device

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Solution Overview

Problem

Conventional thermal desorption devices using traditional fuels are cumbersome, difficult to construct and maintain, and have declined in technology, leading to inefficiencies and resource shortages.

Innovation Solution

An electric heating material processing device that uses electric heaters and an electric heating acceptor to convert electrical energy into thermal energy for thermal desorption, eliminating the need for a combustion furnace and incorporating a central control system for precise process monitoring and control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional thermal desorption devices use traditional fuels as heat sources, then thermal desorption function is achieved, but construction time increases and device complexity increases

Engineering Contradiction:
Improveconstruction easeVSAvoidfuel system complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent replaces the conventional fuel-based combustion system with an electric heating system. The electric heating element directly converts electrical energy to thermal energy, eliminating the need for fuel storage tanks, combustion chambers, exhaust systems, and associated safety mechanisms. This substitution dramatically simplifies the device structure, reduces construction complexity, and shortens installation time while maintaining the thermal desorption function.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If refractory materials and fireproof materials are equipped inside conventional thermal desorption devices, then safety is improved, but device weight increases and portability deteriorates

Engineering Contradiction:
ImprovesafetyVSAvoiddevice weight
Core Design Contradiction:
ReliabilityVSWeight of moving object

Solution Approach 1:

By replacing the combustion-based heating system with an electric heating system, the patent eliminates the need for refractory materials and fireproof materials that line conventional thermal desorption devices. Electric heating elements do not require fireproof enclosures, and the absence of combustion eliminates the need for heavy protective linings. This substitution significantly reduces device weight while maintaining operational safety through controlled electrical heating.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If conventional thermal desorption devices are designed with combustion furnaces, then thermal desorption capability is achieved, but transportation difficulty increases

Engineering Contradiction:
Improvethermal desorption capabilityVSAvoidtransportation ease
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The patent replaces the heavy combustion furnace structure with a compact electric heating system. Electric heating elements can be integrated into smaller, more compact device housings, eliminating the need for large combustion chambers and associated infrastructure. This substitution makes the thermal desorption device much more portable and easier to transport to different work sites while maintaining full thermal desorption capability.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

4Temperature

If traditional fuel systems are used in thermal desorption devices, then heating function is achieved, but maintenance requirements increase and human resource needs increase

Engineering Contradiction:
Improveheating functionVSAvoidmaintenance difficulty
Core Design Contradiction:
TemperatureVSEase of repair

Solution Approach 1:

The patent replaces the complex fuel delivery and combustion system with a simple electric heating element. Electric heating systems have no moving parts, no fuel lines to leak, no combustion chambers to clean, and no ignition systems to maintain. The heating element can be easily replaced if faulty, and the system requires minimal maintenance beyond basic electrical checks. This substitution dramatically reduces maintenance requirements and the human resources needed for device upkeep while maintaining effective heating function.

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 electric heating material processing device simplifies construction, reduces weight and transportation complexity, and significantly reduces human resource requirements for maintenance while enhancing production capacity and thermal desorption efficiency through precise control and efficient thermal energy conversion.

Implementation Method 1

the electric heating acceptor converts electric energy to heat energy

Methodology Applied
Scientific EffectJoule heating: Joule Heating

Implementation Method 2

heat the materials by direct or indirect ways, so as to vaporize or separate water, oil, and other organic contaminants

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 3

vaporize or separate water, oil, and other organic contaminants from the materials

Methodology Applied
Scientific EffectEvaporation: Evaporation

Implementation Method 4

This process is called a thermal desorption

Methodology Applied
Scientific EffectThermal desorption: Desorption

Data Source

PatentUS20240163978A1Electric heating material processing device, series electric heating material processing device, and parallel electric heating material processing device
Publication Date: 2024.05.16 SHAN YA ENVIRONMENTAL ENG
  • US20240163978A1 patent drawing
  • US20240163978A1 patent drawing
  • US20240163978A1 patent drawing

AI summary

An electric heating material processing device includes a material transporting module, a material feeding controller, a material discharging controller, a gas vent, and an electric heating thermal desorption device. The material transporting module has a material inlet and a material outlet. The material feeding controller is connected to the material inlet, and is configured to control a feeding quantity and a feeding speed of the materials. The material discharging controller is connected to the material outlet, and is configured to control a discharging quantity and a discharging speed of the materials. The gas vent is disposed on an end of the material transporting module. The electric heating thermal desorption device is disposed on an outer surface of the material transporting module, and is configured to perform a thermal desorption process on the materials. The electric heating thermal desorption device includes an electric heating acceptor and plural electric heaters.