Maintenance Support Apparatus Alert Sequence Optimization

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Solution Overview

Problem

Existing maintenance support systems face inefficiencies in handling multiple alerts of the same importance, leading to increased handling time and redundant measures due to the lack of a structured approach for determining the optimal sequence of handling manipulations.

Innovation Solution

A maintenance support apparatus that determines an accomplishment sequence for handling manipulations based on condition information and failure handling information, using a processor and storage device to prioritize manipulations and minimize steps and time by considering prerequisite and unnecessary manipulations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If alerts are handled based solely on importance, then high-priority alerts can be identified quickly, but handling efficiency decreases when multiple alerts of the same importance occur due to lack of sequence optimization

Engineering Contradiction:
Improvealert priority identificationVSAvoidhandling efficiency
Core Design Contradiction:
Measurement precisionVSProductivity

Solution Approach 1:

The patent segments the alert handling process into two distinct levels: first segmenting by importance level (high, medium, low priority), then segmenting alerts within the same importance level by handling sequence. This dual-segmentation approach allows administrators to quickly identify which alerts are most critical while also providing an optimized handling order for alerts of equal priority, thereby resolving the contradiction between accurate priority identification and overall handling efficiency.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary analysis of alert interrelationships and prerequisite conditions before presenting the handling sequence to the administrator. By pre-calculating the optimal handling order based on alert dependencies and prerequisite manipulations, the system eliminates the need for administrators to manually determine handling sequences, thus improving productivity while maintaining precise priority identification.

Inventive Principle:
Principle #10Preliminary action

2Device complexity

If alerts of the same importance are handled in arbitrary order, then implementation is simple, but handling time and number of steps increase due to redundant measures and suboptimal sequences

Engineering Contradiction:
Improvesystem implementation complexityVSAvoidhandling time
Core Design Contradiction:
Device complexityVSLoss of time

Solution Approach 1:

The patent implements a feedback mechanism that continuously monitors the handling status of alerts and updates the recommended sequence accordingly. As administrators complete manipulations, the system receives feedback and recalculates the optimal handling order for remaining alerts, dynamically adjusting the sequence to minimize total handling time and eliminate redundant operations, thereby reducing time loss without significantly increasing system complexity.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system changes the parameter of alert handling from static arbitrary ordering to dynamic sequence optimization based on multiple parameters including alert dependencies, prerequisite conditions, and current system state. This parameter transformation enables the system to minimize handling time by selecting the most efficient sequence, while the underlying algorithm remains sufficiently simple to avoid excessive implementation complexity.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If multiple alerts are handled individually without coordination, then each alert can be addressed thoroughly, but redundant measures are taken and handling steps increase

Engineering Contradiction:
Improvealert handling completenessVSAvoidhandling procedure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the handling of multiple alerts by identifying and consolidating common manipulations and prerequisites. When multiple alerts require similar actions or share common prerequisite steps, the system combines these operations into a unified handling sequence, ensuring that each alert is addressed thoroughly while eliminating redundant measures. This merging approach maintains reliability by ensuring comprehensive alert handling while reducing overall procedure complexity.

Inventive Principle:
Principle #5Merging (Combining)

4Ease of operation

If handling sequence is not optimized, then any order can be used, but the number of steps and handling time increase due to suboptimal ordering

Engineering Contradiction:
Improvehandling flexibilityVSAvoidhandling efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

The patent introduces dynamics into the alert handling process by providing an adaptive, flexible sequence recommendation system rather than a fixed rigid order. The system dynamically adjusts the recommended handling sequence based on current alert conditions, completed manipulations, and inter-alert relationships, maintaining ease of operation by allowing administrators to follow the optimized sequence while preserving flexibility to deviate when necessary. This dynamic approach significantly improves productivity compared to static arbitrary ordering.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11579963B2Maintenance support device, maintenance support method, and maintenance support program
Publication Date: 2023.02.14 HITACHI VANTARA LTD
  • US11579963B2 patent drawing
  • US11579963B2 patent drawing
  • US11579963B2 patent drawing

AI summary

To be able to support the efficient handling of problems during maintenance. A management board determines an accomplishment sequence of handling manipulation for failures on a maintenance target. The management board includes a CPU, memory, and a storage device. The memory or the storage device stores: condition information associating the handling manipulation with a condition concerning at least accomplishment or non-accomplishment of the manipulation; and failure handling information that associates a failure occurring on the maintenance target with the handling manipulation. The CPU is configured to determine the accomplishment sequence of the handling manipulations so that multiple handling manipulations for multiple failures occurring on the maintenance target satisfy the condition.