Leutenegger Engineering & Consulting
Leutenegger Engineering & Consulting
im Weidli 6
CH-8405 Winterthur
phone +41 52 238 24 49
mobile +41 79 287 03 32
fax +41 52 238 24 50
simon.leutenegger@leconsult.ch
www.leconsult.ch
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Skills
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Product Engineering
Projects
Railway Vehicles
Crashworthiness
Lightweight Design
Aircraft construction
Expertises
Vehicle construction
Steel construction
Background
Crashworthiness
CrashLink Omni-directional energy absorber
Scope of supply LEC
Concept
Calculations
Simulations
Proofs
Presentations on experts symposia
Period
2017
Customer
Molinari Rail AG
PowerHawl freight locomotive
Scope of supply LEC
Crashworthiness concept EN15227
Multi body simulations
Specification of all energy absorbing components
Specification and development buffer crush boxes
Detail design for fabrication optimisations, design to cost
Specification of buffer fatigue loads and coordination of fatigue analysis of buffer crush boxes
Coordination design - calculations and simulations - fabrication
Proof of collapse safety of steel carbody in differential construction method
Preparation 1:1 scale crash tests
Elaboration of certification documents regarding crashworthiness
Period
2008 - 2014
Customer
Molinari Rail / GET
EMU GRCI
Scope of supply LEC
Carbody concept
Manufacturing concept
Detail design carbody
Crash concept acc. to EN15227
Multi body simulations
Specification energy absorbing components
Coordination design - calculations/simulations
Period
2009 - 2010
Customer
Molinari Rail / CSR Puzhen
Freight locomotive
Scope of supply LEC
Crash concept acc. to EN15227
Multi body simulations
Development of an energy absorbing buffer-draw hook-unit
Specification of energy absorbing components
Detail design of crushing structures, fabrication optimisations
Definition of fatigue loads and coordination fatigue calculations
Coordination design - calculations/simulations - fabrication
Preparation and execution of full scale crash tests
Elaboration of certification documents regarding crashworthiness
Period
2007 - 2010
Customer
Molinari Rail / GET
Venturio high speed train: crashworthiness
Scope of supply LEC
Consultancy crash concept and front structure design
Period
2001
Customer
Siemens