instandhaltungsplanung von triebwerksflotten€¦ · • scenario analysis. aircraft fleet engine...
TRANSCRIPT
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Instandhaltungsplanung von TriebwerksflottenMATLAB Expo 2019
N. Theilig | Engine Services | 15. April 2019
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Lufthansa Technik
Passenger
transportation
Lufthansa Group – The business segments
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services2
The Lufthansa
Group airlines rank
among the world’s
leading carriers.
Lufthansa Cargo –
one of the world's
leading cargo carriers
in international air
traffic.
Lufthansa Technik –
leading provider
of MRO services
in the world's airline
business.
LSG Sky Chefs –
leading provider of
airline catering and
integrated in-flight
solutions.
Lufthansa Aviation
Training
Lufthansa AirPlus
Lufthansa Industry
Solutions
(and many more)
Logistics Catering Other
activitiesMaintenance, Repair,
Overhaul
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Lufthansa Technik
Lufthansa Technik AG – Product Divisions
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services3
Aircraft
Services(Maintenance,
Overhaul)
Engine
ServicesComponent
Services
Landing Gear
Services
VIP & Special
Mission
Aircraft
Services
Coverage of any conceivable requirement of
an aircraft owner or operator
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Lufthansa Technik
We are experienced in fulfilling customer-specific
requirements around the globe
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services4
AMERICAS ASIA PACIFIC
EUMEA
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Lufthansa Technik
Agenda
Engine Fleet Management
MATLAB GUI as Platform for Calculations
Core Functionality
Visualization and Reporting Functions
A growing number of Interfaces
Summary
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services5
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Lufthansa Technik
Engine Fleet ManagementA complex Task
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services6
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Lufthansa Technik
Engine Fleet ManagementA complex Task
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Aircraft Fleet
Engine Fleet
• Hardware Version
• Module Data
• Part Data
• Spare Availability
• Engine Type Rating
• Utilization
• Flight Profile
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services7
Customer Engine Service
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Lufthansa Technik
Engine Fleet ManagementA complex Task
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Aircraft Fleet
Engine Fleet
• Hardware Version
• Module Data
• Part Data
• Spare Availability
Service Contract
Commercial Parameter
• Price Model
• Customer Work Scopes
• Customer Requirements
• Lease Return Conditions
• Engine Type Rating
• Utilization
• Flight Profile
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services8
Customer Engine Service
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Lufthansa Technik
Engine Fleet ManagementA complex Task
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Aircraft Fleet
Engine Fleet
• Hardware Version
• Module Data
• Part Data
• Spare Availability
Service Contract
Commercial Parameter
• Price Model
• Customer Work Scopes
• Customer Requirements
• Lease Return Conditions
Engine Shop
• Expert Knowledge
• Customized Work Scopes
• Cost Data
Maintenance Documents
• Manufacturer
Recommendations
• Airworthiness Directives
• Technical Limits
• Engine Type Rating
• Utilization
• Flight Profile
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services9
Customer Engine Service
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Lufthansa Technik
MATLAB GUI as Platform for CalculationsMigration from Prototype to new Framework was performed
▪ Robust Framework
– Developed and
integrated with
MathWorks Consulting
– Quickly adjustable
– Modular
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services10
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Lufthansa Technik
MATLAB GUI as Platform for CalculationsMigration from Prototype to new Framework was performed
▪ Robust Framework
– Developed and
integrated with
MathWorks Consulting
– Quickly adjustable
– Modular
GUI
Removal forecast
Work Scope forecast
Scenario Analysis
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services11
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Lufthansa Technik
MATLAB GUI as Platform for CalculationsMigration from Prototype to new Framework was performed
▪ Robust Framework
– Developed and
integrated with
MathWorks Consulting
– Quickly adjustable
– Modular
→ Migration from individual
GUI to robust framework was
worthwhile
GUI
Removal forecast
Work Scope forecast
Scenario Analysis
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services12
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Lufthansa Technik
Core Functionality – Removal Planning AlgorithmSimulation of Aircraft and Engine Fleet Operation for Contract Period
Calculate next Removal Date
Time Step to Removal Date
Remove Engine from Aircraft
Send Engine to Shop
Work Scoping Decision
Send Engine to Spare Pool
Select an Engine for installation on
Aircraft
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services13
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Lufthansa Technik
Core Functionality – Removal Planning AlgorithmSimulation of Aircraft and Engine Fleet Operation for Contract Period
▪ Growing complexity by introduction of new
Features due to increasing user demand
– Stagger Removals
– Park Aircrafts
– Insert additional Shop Visits
e.g. for Lease Return Requirements
Calculate next Removal Date
Time Step to Removal Date
Remove Engine from Aircraft
Send Engine to Shop
Work Scoping Decision
Send Engine to Spare Pool
Select an Engine for installation on
Aircraft
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services14
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Lufthansa Technik
Core Functionality – Removal Planning AlgorithmSimulation of Aircraft and Engine Fleet Operation for Contract Period
▪ Growing complexity by introduction of new
Features due to increasing user demand
– Stagger Removals
– Park Aircrafts
– Insert additional Shop Visits
e.g. for Lease Return Requirements
→ Reorganization of Data Structure and
algorithm in progress
Calculate next Removal Date
Time Step to Removal Date
Remove Engine from Aircraft
Send Engine to Shop
Work Scoping Decision
Send Engine to Spare Pool
Select an Engine for installation on
Aircraft
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services15
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Lufthansa Technik
Core Functionality – Work Scoping DecisionDecision making based on a Fuzzy Logic algorithm
▪ Combing hard Criteria and Expert
Knowledge
▪ Transparent Decisions
▪ Dynamically adjusted Templates
▪ Modelling of Uncertainties
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services16
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Lufthansa Technik
Core Functionality – Work Scoping DecisionDecision making based on a Fuzzy Logic algorithm
▪ Combing hard Criteria and Expert
Knowledge
▪ Transparent Decisions
▪ Dynamically adjusted Templates
▪ Modelling of Uncertainties
→ Integration of Fuzzy Logic Toolbox
→ New algorithms and features can be
integrated with a moderate effort
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services17
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Lufthansa Technik
Visualization and Reporting FunctionsPrepare Result for further Analysis
▪ Requirements
– Prepare Overview of Fleet
– Assessment of Scenarios
– Support Decision Making
– Export Results to internal
and external Customers
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services18
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Lufthansa Technik
Visualization and Reporting FunctionsPrepare Result for further Analysis
▪ Requirements
– Prepare Overview of Fleet
– Assessment of Scenarios
– Support Decision Making
– Export Results to internal
and external Customers
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services19
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Lufthansa Technik
Visualization and Reporting FunctionsPrepare Result for further Analysis
▪ Requirements
– Prepare Overview of Fleet
– Assessment of Scenarios
– Support Decision Making
– Export Results to internal
and external Customers
Database
.xlsx, .pdf
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services20
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Lufthansa Technik
Visualization and Reporting FunctionsPrepare Result for further Analysis
▪ Requirements
– Prepare Overview of Fleet
– Assessment of Scenarios
– Support Decision Making
– Export Results to internal
and external Customers
→ Preparation of Graphical Output
is challenging
→ Flexible Export Function are
easy to use
Database
.xlsx, .pdf
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services21
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Lufthansa Technik
A growing number of InterfacesMonitoring of an Engine Fleet
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Aircraft Fleet
Engine Fleet
• Hardware Version
• Module Data
• Part Data
• Spare Availability
Service Contract
Commercial Parameter
• Price Model
• Customer Work Scopes
• Customer Requirements
• Lease Return Conditions
Engine Shop
• Expert Knowledge
• Customized Work Scopes
• Cost Data
Maintenance Documents
• Manufacturer
Recommendations
• Airworthiness Directives
• Technical Limits
• Engine Type Rating
• Utilization
• Flight Profile
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services22
Customer Engine Service
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Lufthansa Technik
A growing number of InterfacesMonitoring of an Engine Fleet
Engine Fleet Management
• Removal forecast
• Work Scope forecast
• Scenario Analysis
Aircraft Fleet
Engine Fleet
• Hardware Version
• Module Data
• Part Data
• Spare Availability
Service Contract
Commercial Parameter
• Price Model
• Customer Work Scopes
• Customer Requirements
• Lease Return Conditions
Engine Shop
• Expert Knowledge
• Customized Work Scopes
• Cost Data
Maintenance Documents
• Manufacturer
Recommendations
• Airworthiness Directives
• Technical Limits
• Engine Type Rating
• Utilization
• Flight Profile
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services23
Customer Engine Service
Customer Updates
• Current Fleet Status
Engine Condition
Monitoring
• Life Trend Data
On Wing Maintenance
• Planned Inspections
Shop Data
• Current Cost/Test Data
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Lufthansa Technik
SummaryChallenges & Conclusions
Development Speed
→ Urgent Adaption to new Demands
Complexity of Decisions
→ Many Dependencies
Data Import
→ Unsteady Input Files/Systems
Data Management
→ Additional Parameter
Testing of new Functionalities
→ Qualitative Assessment of
Calculation result necessary
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services24
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Lufthansa Technik
SummaryChallenges & Conclusions
Development Speed
→ Urgent Adaption to new Demands
Complexity of Decisions
→ Many Dependencies
Data Import
→ Unsteady Input Files/Systems
Data Management
→ Additional Parameter
Testing of new Functionalities
→ Qualitative Assessment of
Calculation result necessary
Instandhaltungsplanung von Triebwerksflotten | N. Theilig | Contract Engineering | Engine Services25
Migration to new GUI
→ Completed and Worthwhile
Enhancement of Program Structure
→ Transfer to Object Oriented
Programming
Modular Code
Consulting & Continuous Revision
of Code Segments
obj
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Thank you for your attention!
Contact Information, e.g. for Internships or B.Sc / M.Sc Thesis within our department
Niklas Theilig
Performance Engineer
Engine Services
Weg beim Jäger 193
22335 Hamburg
Copyright © 2019 Lufthansa Technik AG. All rights reserved.
The information contained in this presentation is proprietary to Lufthansa Technik AG and is disclosed in confidence. The presentation and the information contained herein shall be kept strictly
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expressly nor conclusively accept responsibility or liability for the actuality, accuracy and completeness of the statements and information contained in this publication.