Continuous Flow Engine Maintenance Planning for Spare Part Forecasting

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Solution Overview

Problem

Continuous flow engines, such as gas turbines, face challenges in managing fluctuating energy production from renewable sources, leading to increased strain and wear, with no available replacements and difficulty in predicting component failures, resulting in prolonged downtimes and high costs due to complex interrelated components.

Innovation Solution

A method and system for optimizing spare part management by identifying interrelated components using a component maintenance list, incorporating probability assessments and simulations to determine the need for replacement, failure, and non-repairability, thereby reducing downtime and optimizing servicing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual expert assessment is used to identify components for maintenance, then expertise-based decisions can be made, but it becomes difficult or impossible to predict all interrelated components and assess all cases accurately

Engineering Contradiction:
Improveprediction accuracyVSAvoidassessment complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent replaces manual expert mechanical assessment with an automated computer-based system that uses algorithms to identify interrelated components and predict maintenance needs, eliminating human limitations in comprehensively assessing all cases

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

Solution Approach 2:

The system enables automatic self-assessment of maintenance needs by using component data and interrelation databases to autonomously identify components requiring service without requiring manual expert intervention for each assessment

Inventive Principle:
Principle #25Self-service

2Reliability

If spare parts are stocked in advance for all possible components, then replacement can be immediate, but the cost and logistics of managing extensive spare part inventories becomes prohibitive

Engineering Contradiction:
Improvereplacement availabilityVSAvoidspare part inventory
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The system performs preliminary identification of components likely to fail by analyzing interrelations and current maintenance lists, enabling targeted preparation of only necessary spare parts before service events occur

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system dynamically adjusts spare part requirements based on changing parameters such as component interrelations, failure probabilities, and specific maintenance contexts, optimizing inventory levels rather than maintaining static overstock

Inventive Principle:
Principle #35Parameter changes

3Reliability

If comprehensive servicing of all components is performed during each maintenance, then all potential failures are addressed, but the downtime and effort required increases significantly

Engineering Contradiction:
Improvefailure preventionVSAvoidmaintenance downtime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system extracts and identifies only the specific interrelated components that require servicing based on the primary maintenance list, separating necessary services from unnecessary ones to minimize downtime

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The system applies partial action by servicing only the subset of components that are interrelated with the primary maintenance items, rather than performing exhaustive servicing of all components

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS20260024055A1Continuous flow engine maintenance scheduling and prognosis system
Publication Date: 2026.01.22 SIEMENS ENERGY GLOBAL GMBH & CO KG
  • US20260024055A1 patent drawing

AI summary

A method of servicing a continuous flow engine and includes an improved evaluation of the planning of a scheduled servicing to ensure the reliability of such continuous flow engine and improve the available options and benefits. A computer program product includes instructions operable to cause a computing entity to execute an inventive method. A storage device provides an inventive computer program product. A measurement device is adapted to be utilized in maintenance or overhaul of a continuous flow engine.