Patrol Terminal Equipment Detection Alert System

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Solution Overview

Problem

In plant maintenance management, there is a challenge in ensuring that patrollers accurately and promptly detect equipment that needs inspection along a patrol route, as existing systems lack effective mechanisms for real-time alerting of abnormalities and deviations from inspection protocols.

Innovation Solution

A patrol terminal equipped with a storage portion for storing equipment to be inspected, a position acquisition portion for tracking the patroller's location, a detection portion for identifying viewed and perceived equipment, and an alert portion for outputting signals when equipment is not detected or if abnormal conditions are sensed, ensuring timely notification of potential issues.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If patrollers manually inspect equipment along a patrol route, then inspection coverage can be maintained, but the likelihood of missed abnormalities increases due to human error and lack of real-time monitoring

Engineering Contradiction:
Improvedetection reliabilityVSAvoidinspection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system provides real-time feedback to patrollers through the patrol terminal, displaying detected equipment information and abnormalities. The alert portion provides immediate feedback when equipment is not detected or abnormal conditions are found, enabling timely correction of inspection deviations and improving detection reliability without significant time loss

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The detection portion automatically detects equipment and abnormalities without requiring manual inspection by the patroller. The system serves itself by autonomously identifying equipment locations and conditions, reducing the time patrollers would otherwise spend on manual inspection while maintaining reliable detection

Inventive Principle:
Principle #25Self-service

2Productivity

If patrollers follow the patrol route manually, then inspection coverage is maintained, but real-time monitoring of inspection compliance is lacking

Engineering Contradiction:
Improveinspection efficiencyVSAvoidinspection compliance information
Core Design Contradiction:
ProductivityVSLoss of information

Solution Approach 1:

The alert portion provides real-time feedback when patrollers deviate from the patrol route or fail to detect required equipment. This feedback mechanism ensures inspection compliance is monitored and maintained, preventing information loss about inspection status while improving overall productivity through automated tracking

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The manual inspection process is replaced with an automated detection system using the detection portion and patrol terminal. This substitution eliminates the need for manual verification of inspection compliance, providing continuous real-time information about inspection status without reducing productivity

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

3Measurement precision

If the system monitors every position on the patrol route, then detection accuracy improves, but system complexity increases

Engineering Contradiction:
Improveequipment detection precisionVSAvoidmonitoring system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patrol route is segmented into discrete positions with associated equipment lists stored in the storage portion. The detection portion checks each segment independently, providing precise equipment detection at each location without requiring complex continuous monitoring of the entire route, thus balancing precision with system complexity

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS11663900B2Apparatus, method and storage medium for detecting when a viewed equipment is different from an equipment to be inspected
Publication Date: 2023.05.30 YOKOGAWA ELECTRIC CORP
  • US11663900B2 patent drawing
  • US11663900B2 patent drawing
  • US11663900B2 patent drawing

AI summary

An apparatus is provided, comprising: a storage portion for storing, by each position on a patrol route, an equipment to be inspected in a plant which should be inspected by viewing by a patroller; a position acquisition portion for acquiring a position of a patroller on a patrol route; a first detection portion for detecting a viewed equipment which has been viewed by a patroller; and an alert portion for outputting an alert signal about the viewed equipment, in response to a fact that the equipment to be inspected, which corresponds to a position of a patroller on a patrol route, is not detected as the viewed equipment.