Drone AI Bridge Inspection System for Hazardous Maintenance

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Solution Overview

Problem

Current maintenance methods for old buildings are inefficient and hazardous, relying on human visual inspections that vary in accuracy and are prone to safety risks, with a need for standardized and cost-effective inspection systems.

Innovation Solution

A system utilizing a drone and artificial intelligence to analyze bridge image data, dividing the bridge into photographing areas, selecting dangerous parts, and calculating maintenance solutions and estimates through big data and AI, including a communicating unit, DB, primary image data generation, and maintenance solution calculation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If human visual inspection is used for bridge maintenance, then inspection can be performed, but safety risks increase and inspection accuracy varies

Engineering Contradiction:
Improveinspection accuracyVSAvoidsafety risks
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent replaces human visual inspection with a drone-based automated inspection system. The drone captures images of the bridge structure, and an AI algorithm automatically analyzes these images to detect cracks and damage, eliminating the need for human inspectors to physically access hazardous areas while providing consistent, objective inspection results.

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

Solution Approach 2:

The patent creates a digital copy of the bridge structure through drone photography and stores it in a database. This digital replica allows for repeated analysis by AI algorithms without exposing inspectors to physical risks, and enables consistent inspection results by analyzing the same digital data multiple times.

Inventive Principle:
Principle #26Copying

2Reliability

If comprehensive bridge inspection is performed, then inspection completeness improves, but inspection time increases

Engineering Contradiction:
Improveinspection completenessVSAvoidinspection time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent divides the bridge into multiple inspection areas and prioritizes them based on potential danger levels. The AI algorithm first identifies critical areas that require intensive photographing, then allocates inspection resources accordingly. This segmentation allows comprehensive inspection of all bridge areas while reducing overall inspection time by focusing initially on the most critical sections.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent performs preliminary analysis using bridge data and existing image data to pre-identify dangerous areas before comprehensive inspection. This preliminary action determines the inspection priority and allows the system to efficiently allocate resources, ensuring complete inspection of critical areas without wasting time on less critical sections.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If manual inspection methods are used, then flexibility is maintained, but standardization and cost-effectiveness are insufficient

Engineering Contradiction:
Improveinspection flexibilityVSAvoidstandardization
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent changes the fundamental parameters of inspection from manual human observation to automated drone-based imaging and AI analysis. This transformation provides standardization through consistent imaging protocols and objective AI evaluation criteria, while maintaining adaptability by allowing the system to adjust to different bridge types and inspection requirements through software configuration rather than physical reconfiguration.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11600061B1Method and system for maintaining bridge using bridge image data
Publication Date: 2023.03.07 RAINBOWTECH CO LTD
  • US11600061B1 patent drawing
  • US11600061B1 patent drawing
  • US11600061B1 patent drawing

AI summary

Provided are a method and a system for analyzing image data obtained by photographing a bridge by a drone using artificial intelligence, rapidly and accurately finding a part that requires maintenance of the bridge, and calculating a maintenance solution and a maintenance estimate for the part. The system for maintaining a bridge by analyzing bridge image data received from a drone using artificial intelligence, includes: the drone that photographs the bridge to generate the bridge image data; and an artificial intelligence bridge maintenance apparatus that finds a part of the bridge requiring maintenance, and calculates an optimal maintenance solution and an optimal maintenance estimate necessary for the bridge maintenance.