Heat detection system

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Solution Overview

Problem

Conventional heat detection systems struggle to detect heat sources when there are multiple objects between the detector and the heat-producing object, especially underground, as the heat signature is masked, and distinguishing between similar heat-producing objects is difficult.

Innovation Solution

A heat conveyance system that transfers heat from underground sources to an above-ground air conveyance device, utilizing a tamper detection device within poles or pickets to create a detectable heat signature, which can be identified using thermal imaging cameras.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a heat detection system is used to detect heat sources through multiple objects or underground, then the detection capability is improved, but the heat signature becomes masked and detection precision deteriorates

Engineering Contradiction:
Improvedetection capabilityVSAvoidheat signature detection precision
Core Design Contradiction:
Adaptability or versatilityVSMeasurement precision

Solution Approach 1:

The patent introduces an intermediary heat conveyance system consisting of a heat conveyance module with thermally conductive material and an air conveyance device. This intermediary transfers heat from the underground heat source through the side plates and sealed air space to the above-ground air conveyance device, which then conveys the heat to the heat detection system. This mediator enables detection through obstructing objects while maintaining heat signature precision.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The heat conveyance module is segmented into distinct functional components: side plates forming a sealed enclosure, thermally conductive material in contact with the heat source, and an air conveyance device. This segmentation allows each component to perform its specific function efficiently - the side plates provide structural integrity and sealing, the thermally conductive material transfers heat, and the air conveyance device transports heated air to the detector.

Inventive Principle:
Principle #1Segmentation

2Reliability

If a heat conveyance module with sealed enclosure is used to transfer heat from underground sources, then heat transfer effectiveness is improved, but device complexity increases

Engineering Contradiction:
Improveheat transfer effectivenessVSAvoidmodule structural complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent employs thin side plates forming a sealed enclosure that creates an insulated air space. These thin-film structures provide effective thermal isolation while maintaining structural integrity, enabling reliable heat transfer from the underground source to the air conveyance device without requiring complex heavy-duty insulation materials or elaborate sealing mechanisms.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If tamper detection devices are placed within poles to detect tampering attempts, then security monitoring is improved, but device complexity and installation complexity increase

Engineering Contradiction:
Improvesecurity monitoringVSAvoidsystem structural complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The pole structure serves multiple functions: it provides structural support for the heat conveyance system, acts as a mounting structure for tamper detection devices, and functions as a security monitoring element. By integrating these functions into a single structural element, the system achieves improved security monitoring without proportionally increasing overall device complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

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 the detection of underground heat sources and tampering attempts by generating a distinct heat signature that can be captured using traditional heat detection equipment, improving the ability to identify localized heat sources behind or within obstructing objects.

Implementation Method 1

a heat conveyance module, comprising: a top plate having a length dimension, a width dimension, and a depth dimension, wherein the length dimension is greater than the width dimension, the top plate comprising an opening; at least two side plates, wherein each of the two side plates is mechanically coupled to a bottom face of the top plate in a lengthwise direction and wherein, when mechanically coupled, the at least two side plates are in a perpendicular direction with respect to the top plate and have a space between the at least two side plates; and at least three sealing pieces located between and mechanically coupled to two adjacent side plates... heat introduced into the space between the at least two side plates is directed to the opening of the top plate

Methodology Applied
Scientific EffectHeat conduction: Conduction (thermal)

Implementation Method 2

at least one air conveyance device coupled to a top face of both of the top plates of the two heat conveyance modules such that the inner opening of the air conveyance device covers the opening of both of the heat conveyance modules... transfers heat from underground sources to an above-ground air conveyance device

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

a tamper detection device placed within the interior opening of the at least one pole... generating a distinct heat signature that can be captured using traditional heat detection equipment... utilize a thermal imaging camera to detect heat produced by a person

Methodology Applied
Scientific EffectThermal radiation: Thermal Radiation

Data Source

PatentUS11280680B1Heat detection system
Publication Date: 2022.03.22 LAWSON RICHARD ALVIN
  • US11280680B1 patent drawing
  • US11280680B1 patent drawing
  • US11280680B1 patent drawing

AI summary

One embodiment provides a heat conveyance module, including: a top plate, the top plate including an opening; at least two side plates, wherein each of the two side plates is mechanically coupled to a bottom face of the top plate; at least one pole coupled to the top plate, the at least one pole having an interior opening, wherein the lengthwise dimension of the at least one pole is perpendicular to the lengthwise dimension of the top plate; and at least one tamper detection device placed within the interior opening of the at least one pole.