Heat Exchanger Tube Plug Compatibility Checks for Safe Installation

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Solution Overview

Problem

The existing methods for installing heat exchanger tube plugs lack assurance of correct product selection and installation verification, leading to potential safety risks and inefficiencies, especially in critical infrastructure like refineries and nuclear generating stations, where incorrect installation can result in radiation exposure and unplanned downtime.

Innovation Solution

A method and device using a software application or user interface to verify the suitability of tube plugs with specific heat exchangers by comparing operating parameters and retaining installation data, ensuring correct plug selection and confirming successful installation through real-time measurements and analysis.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual tube plug installation methods are used, then installation speed is maintained, but installation accuracy and verification capability deteriorate

Engineering Contradiction:
Improveinstallation verification accuracyVSAvoidinstallation system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual mechanical installation verification with automated digital systems. Sensors detect plug installation status and convert mechanical installation actions into electrical signals. The system substitutes human visual inspection and manual verification with automated detection devices that provide real-time feedback on installation accuracy.

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

Solution Approach 2:

The patent implements feedback mechanisms where sensors monitor the tube plug installation process and provide real-time information about installation status. The system compares actual installation results with predetermined specifications and provides feedback signals to indicate whether installation is correct, enabling immediate verification without increasing physical system complexity.

Inventive Principle:
Principle #23Feedback

2Reliability

If traditional installation tracking methods are used, then system simplicity is maintained, but traceability and safety monitoring deteriorate

Engineering Contradiction:
Improveinstallation safetyVSAvoiddata management system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent creates digital copies of physical installation data. Instead of managing complex physical records, the system uses data sensors to capture and store digital representations of installation status, tube plug specifications, and verification results. These digital copies enable traceability and safety monitoring without requiring complex physical data management infrastructure.

Inventive Principle:
Principle #26Copying

3Manufacturing precision

If real-time verification systems are implemented, then installation accuracy is improved, but installation time increases

Engineering Contradiction:
Improveplug installation precisionVSAvoidinstallation speed
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The patent ensures continuous verification during the installation process rather than requiring separate verification steps. Sensors continuously monitor plug installation status as the installation proceeds, providing real-time precision checking without interrupting the installation workflow. This maintains installation speed while ensuring precision through uninterrupted detection.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS11788663B2Heat exchanger tube plug installation
Publication Date: 2023.10.17 EST GROUP
  • US11788663B2 patent drawing
  • US11788663B2 patent drawing
  • US11788663B2 patent drawing

AI summary

According to an aspect of the present invention, a method of tube plug installation in a heat exchanger or pressure vessel is provided. The method includes verifying the suitability of a selected tube plug with a specifically identified type of heat exchanger or pressure vessel before installation of the selected tube plug. The step of verifying being performed with a device having an app, software, or user interface and after having entered or accessed data concerning the selected tube plug and entering or accessing data concerning the specifically identified type of heat exchanger or pressure vessel and operating parameters of the specifically identified type of heat exchanger or pressure vessel.