Dynamic Inspection Routing for Abnormality-Linked Devices

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Solution Overview

Problem

Conventional inspection techniques fail to create a new inspection route that includes additional devices related to a device with abnormality, leading to inadequate assistance for inspection work in large-scale facilities.

Innovation Solution

An inspection work assistance apparatus that acquires inspection results, determines device abnormalities, extracts related devices for additional inspection, and creates a new inspection route that passes through both the original and additional devices.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional inspection techniques are used to inspect devices based on predetermined routes, then inspection coverage is limited to planned devices, but additional devices with potential abnormalities related to abnormal devices are not inspected

Engineering Contradiction:
Improveinspection completenessVSAvoidinspection route management
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The inspection route is made dynamic by automatically generating additional inspection targets based on abnormality determinations during the inspection process. The route creation unit creates new routes that include both originally planned devices and additionally determined devices, allowing the inspection plan to adapt in real-time to actual conditions discovered during inspection.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback by using inspection results to determine abnormalities, then using those abnormality determinations to extract related devices and generate new inspection routes. This closed-loop feedback ensures that devices with potential abnormalities are systematically identified and included in subsequent inspection routes.

Inventive Principle:
Principle #23Feedback

2Productivity

If inspection routes are created based on predetermined plans, then inspection efficiency is maintained for routine devices, but responsiveness to newly discovered abnormalities is reduced

Engineering Contradiction:
Improveinspection efficiencyVSAvoidroute flexibility
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The inspection route transitions from a static predetermined plan to a dynamic route that adapts during execution. When abnormalities are detected, the route creation unit automatically generates updated routes that incorporate additional inspection targets, allowing the system to maintain efficiency while becoming responsive to new information.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system prepares for potential abnormalities by having the route creation unit ready to generate new inspection routes on-demand. Related information about devices is pre-established in the system, enabling rapid extraction and route generation when abnormalities are detected, without requiring complete re-planning.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If only devices on the original inspection route are inspected, then inspection time is controlled, but potential abnormalities in related devices are missed

Engineering Contradiction:
Improveabnormality detection accuracyVSAvoidinspection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system applies partial action by selectively adding only those devices that are related to detected abnormalities to the inspection route. Rather than inspecting all possible devices, the extraction unit uses related information to identify and add only the relevant additional devices, balancing thoroughness with time constraints.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20240255955A1Inspection work assistance apparatus and inspection work assistance method
Publication Date: 2024.08.01 MITSUBISHI ELECTRIC CORP
  • US20240255955A1 patent drawing
  • US20240255955A1 patent drawing
  • US20240255955A1 patent drawing

AI summary

An object is to provide a technique to provide appropriate assistance for inspection work. An inspection work assistance apparatus includes a determination unit, an extraction unit, and a route creation unit. The determination unit determines whether any of the plurality of devices subject to inspection is a device with abnormality based on the inspection result. The extraction unit extracts an additional device for inspection related to the device with abnormality from the plurality of devices based on the related information related information that allows the plurality of devices to be related. The creation unit creates an inspection route passing through at least one of the plurality of devices subject to inspection and the additional device for inspection.