Post on 29-Dec-2015
The information contained in this document is Volvo Aero Corporation Proprietary Information and it shall not – either in its original or in any modified form, in whole or in part – be reproduced, disclosed to a third party, or used for any purpose other than that for which it is supplied, without the written consent of Volvo Aero Corporation.
Any infringement of these conditions will be liable to legal action.
LTS (Life Tracking System)
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 2
LTS
07 04 2010
What is LTS?
• LTS is a software, which calculates life consumptions for the life limited parts based on the registered load data files and valid life models
• LTS uses information from the performance and secflow models when the load data is not measured
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 3
LTS
07 04 2010
Necessary conditions for LTS
• Access to registered load data files
• Access to data from performance and secflow models
• Access to valid life analysis models
• Access to historical and present engine configuration
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 4
LTS
07 04 2010
Life Analysis System (LAS)
• Life Analysis System (LAS) is used to develop and verify life analysis models in the Life Management program
• LTS and LAS use the same life calculation methods, Life Engine (LE)
10110 Utg. 4
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Department, Name
10110 Utg. 11
Slide 5
LTS
Day month year
LTS Overview
Pre-LTSPre-LTS
Maintenance SystemMaintenance System
Life Engine
Life Engine
LTS SERVER
LTS SERVER
LTS-DB
10110 Utg. 4
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Department, Name
10110 Utg. 11
Slide 6
LTS
Day month year
LTS Overview
Pre-LTSPre-LTSLife
EngineLife
Engine
LTS SERVER
LTS SERVER
LTS-DB
Maintenance SystemMaintenance System
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Department, Name
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Slide 7
Steady State Data Creator (SSDC)
LTS
Day month year
SSDCSSDC
PreLTSDB
Performance Model
Performance Model
Secflow
Model
Secflow
Model
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Slide 8
Load fileLoad file
Pre-LTSPre-LTSPre-LTS
LTS
Day month year
LTS-TDLTS-TD FilterFilter
Add Properties
Add Properties
Select
Select
•LTS-TD:Check input signals and add Thrust Droop parameters•Filter: Filter mission according to settings•Select: Select engine steady state conditions from database•Add Properties: Add mission meta data
MissionMission
PreLTSDB
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Department, Name
10110 Utg. 11
Slide 9
LTS
Day month year
LTS Overview
LTS SERVER
LTS SERVER
Pre-LTSPre-LTSLife
EngineLife
Engine LTS-DB
MissionMission
Maintenance SystemMaintenance System
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Department, Name
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Slide 10
LTS Server, the spider in the net
• Register new load data files from Pre-LTS• Collect and store data from Maintenance System• Connect load data files with part individuals• Send load data files for life analysis to LE• Collect and store life consumption results• Send life consumption corrections to Maintenance
System
LTS
Day month year
LTS-DB
LTS SERV
ER
LTS SERV
ER
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 11
LTS
Day month year
LTS Overview
LTS SERVER
LTS SERVER
Pre-LTSPre-LTSLife
EngineLife
Engine
MissionMission
LTS-DB
Maintenance SystemMaintenance System
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 12
Life Engine, the brain of LTS
LTS
Day month year
Computer ClusterComputer ClusterLELE
Case DB
MissionsMissionsLTS results
LTS results
•Fully automated analysis models•The Volvo Aero Best Practice of doing life analyses is implemented•Two types of models
•Very accurate and time consuming (days)•Accurate and fast (minutes)
LELE
LELE
LELE
LELE
LELE
LELELELE
LELE
LELE
LELE
LELE
10110 Utg. 4
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Department, Name
10110 Utg. 11
Slide 13
LTS
Day month year, Slide 13
JAS39
ELCF CyclesMission Data Maintenance-
system
LTS – RM12 Data Flow
True Life Consumption
Life Update
LTSLife Engine
Mission Data
Configuration
10110 Utg. 4
Volvo Aero Corporation Proprietary Information. This information is subject to restrictions on first page.
Department, Name
10110 Utg. 11
Slide 14
Development Process
• Specification
• Use Case (Overview)
• Technical Specification (Detailed)
• System Safety Reports
• Implementation
• Software Architecture Document
• Verification
• Test Case
• Test Report
• Documentation
• User Manual
LTS
Day month year