Electric Surface Heater With Independent Heating Zones

Solution Overview

Problem

Existing electrical surface heating systems lack flexibility and precision in providing dynamic and targeted heating, with self-limiting cables being limited in quick heating capabilities and unable to prevent overheating in specific areas.

Innovation Solution

A modular electrical surface heating system with multiple heating components and control units, each controlled according to distinct temperature characteristics, allowing for independent regulation and energy management to achieve selective and rapid heating while ensuring safety and reliability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If self-regulating heating cables are used, then safety is improved by automatic temperature reduction, but heating flexibility and rapid heating capability deteriorate due to limited dynamic control

Engineering Contradiction:

ImprovesafetyVSAvoidheating flexibility

Core Design Contradiction:

ReliabilityVSAdaptability or versatility

Solution Approach 1:

The heating system is divided into multiple independently controllable heating zones or modules, each equipped with its own control unit. This segmentation allows different regions to be heated according to different temperature characteristics and timing, enabling both rapid heating in specific areas and overall safety through distributed control.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The control units are configured to dynamically adjust heating parameters including temperature characteristics, heating duration, and power output. This dynamic control capability enables rapid heating when needed while maintaining safety through real-time monitoring and adjustment, overcoming the static nature of self-regulating cables.

Inventive Principle:

Principle #15Dynamics

2Device complexity

If conventional heating systems are used, then simplicity is maintained, but heating precision and targeted temperature control deteriorate

Engineering Contradiction:

Improvesystem simplicityVSAvoidtemperature control precision

Core Design Contradiction:

Device complexityVSMeasurement precision

Solution Approach 1:

The heating system is divided into multiple independently controllable heating zones or modules, each equipped with its own control unit. This segmentation allows different regions to be heated according to different temperature characteristics and timing, enabling both rapid heating in specific areas and overall safety through distributed control.

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

Different heating zones can be assigned different temperature characteristics and control parameters according to local requirements. This allows precise temperature control in specific areas while maintaining simpler control elsewhere, achieving targeted heating without requiring complex centralized control for the entire system.

Inventive Principle:

Principle #3Local quality

3Productivity

If heating output is increased for rapid heating, then heating speed is improved, but risk of overheating and safety issues increases

Engineering Contradiction:

Improveheating speedVSAvoidoverheating risk

Core Design Contradiction:

ProductivityVSObject-affected harmful factors

Solution Approach 1:

The control units are configured to dynamically adjust heating parameters including temperature characteristics, heating duration, and power output. This dynamic control capability enables rapid heating when needed while maintaining safety through real-time monitoring and adjustment, overcoming the static nature of self-regulating cables.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system incorporates control units that monitor heating parameters and provide feedback to adjust heating output accordingly. This feedback mechanism allows the system to achieve rapid heating by increasing power output while simultaneously preventing overheating through real-time detection and automatic adjustment, resolving the contradiction between heating speed and safety.

Inventive Principle:

Principle #23Feedback

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

Enables efficient, flexible, and safe heating by dividing the heating surface into small, independently controlled zones, preventing overheating and allowing for precise temperature management across different areas.

Implementation Method 1

electric surface heating system comprises: i) a first (electrical) heating component (or a first field/module); ii) a second (electrical) heating component

Methodology Applied

Scientific EffectJoule heating: Joule Heating

Data Source

PatentEP4093150A1Electric surface heater with controllable heating components and method of operation

Publication Date: 2022.11.23 KE KELIT KUNSTSTOFFWERK GMBH

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Figure 4~6

AI summary

An electric surface heating system (100) for installation in the construction sector is described, wherein the electric surface heating system (100) comprises: i) a first heating component (110); ii) a second heating component (120); and iii) at least one control device (150) which is coupled to the first heating component (110) and to the second heating component (120), wherein the at least one control device (150) is configured to control and/or regulate the first heating component (110) according to a first temperature characteristic, and, independently thereof, to control and/or regulate the second heating component (120) according to a second temperature characteristic, wherein the first temperature characteristic is different from the second temperature characteristic.