UAV Rescue Package Delivery for Wind Turbine Maintenance

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Solution Overview

Problem

The high cost of maintaining wind turbines, especially in offshore installations, is exacerbated by the need for expensive rescue packages and frequent certification visits, which increase operational costs and pose safety risks.

Innovation Solution

A method and system utilizing a UAV to deliver a rescue package on-demand to wind turbines during maintenance operations, eliminating the need for standard equipment on each turbine and allowing for on-site certification and equipment customization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a rescue package is provided as standard equipment on each wind turbine, then safety of maintenance personnel is improved, but cost of maintenance increases significantly

Engineering Contradiction:
Improvesafety of maintenance personnelVSAvoidcost of maintenance
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The rescue package is pre-positioned on the maintenance vehicle before the maintenance operation begins. When needed, it can be rapidly transferred to the wind turbine via UAV, eliminating the need for permanent installation while ensuring availability when required.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The maintenance vehicle acts as an intermediary carrier for the rescue package, bringing it to the wind turbine only when maintenance operations are performed. This eliminates the need for each turbine to have its own permanent rescue package while ensuring availability during maintenance.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a rescue package is provided as standard equipment on each wind turbine, then safety of maintenance personnel is improved, but frequency of certification visits increases

Engineering Contradiction:
Improvesafety of maintenance personnelVSAvoidfrequency of certification visits
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The maintenance vehicle serves as a mobile certification base, allowing certification personnel to access and certify the rescue package on-site during maintenance operations, eliminating the need for separate certification visits to each turbine.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The rescue package is certified in advance on the maintenance vehicle before deployment to the wind turbine. This preliminary certification eliminates the need for subsequent certification visits to individual turbines.

Inventive Principle:
Principle #10Preliminary action

3Adaptability or versatility

If rescue packages are customized for particular environments, then adaptability to specific conditions is improved, but device complexity increases

Engineering Contradiction:
Improvecustomization to environmentVSAvoidconfiguration variety
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The rescue package configuration is made dynamic and adjustable rather than fixed. The maintenance vehicle can carry different rescue package configurations depending on the specific maintenance location and environmental conditions, allowing optimization without permanent complexity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The rescue package is divided into modular components that can be selectively assembled and configured on the maintenance vehicle based on the specific environmental conditions and requirements of each maintenance location.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12203451B2Relating to wind turbine maintenance
Publication Date: 2025.01.21 VESTAS WIND SYSTEMS AS
  • US12203451B2 patent drawing
  • US12203451B2 patent drawing
  • US12203451B2 patent drawing

AI summary

A method for carrying out a maintenance operation on a wind turbine, comprising: stationing a maintenance vehicle proximal to the wind turbine, initiating a maintenance operation on the wind turbine, deploying a UAV from the maintenance vehicle, wherein the UAV has a payload including a rescue package, positioning the UAV such that the rescue package is placed on the wind turbine. A system is also provided.