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Modeling of Complex Physical Systems

Modelica'2002 - Preliminary Conference Program

2nd International Modelica Conference
Monday March 18 and Tuesday March 19, 2002
Location: German Aerospace Center (DLR), Munich, Germany
Organized by the Modelica Association and DLR
Conference Page, Conference Registration

Note, This is a preliminary program and the starting times of the sessions as well as of the presentations may still change. Most of the presentations are in two parallel sessions.

17:00 - 19:00 Registration, get together, beverages, snacks


08:30 - 09:00 Registration
09:00 - 09:15 Welcome, Conference Overview
09:15 - 12:15 Modelica Tutorial 1 Modelica Tutorial 2
12:15 - 13:30 Lunch
13:30 - 15:35 Applications and Tools 
15:35 - 16:05 Break
16:05 - 17:45 Automotive Powertrains and 
Hardware-in-the-Loop Simulation
Electrical Systems
17:45 - 18:15 Break
18:15 - 19:00 Dymola User's Group Meeting   
20:00 - 23:00 Conference Dinner in Herrsching


08:30 - 09:10 Invited Lecture
09:15 - 10:05 Automotive Powertrains Thermodynamic Systems I
10:05 - 11:00 Break and Poster Session
11:00 - 12:15 Discrete Event Modeling Thermodynamic Systems II
12:15 - 13:30 Lunch
13:30 - 15:35 Mechatronic Applications  Special Methods and Tools 
15:35 - 15:45 Break
15:45 - 16:00 Library Award + Closing the Conference
16:00 - 16:15 Break
16:15 - 17:00 Visit of DLR (German Space Operating Center, Robotic Laboratory)

Sunday, March 17, 2002 

17:00 - 19:00

Registration, get together, beverages, snacks

Monday, March 18, 2002

Session 1: Welcome and Modelica Tutorials

08:30 - 09:00 Registration
09:00 - 09:15 M. Otter: Welcome, Conference Overview
(Location: DLR - Simhalle)
09:15 - 12:15 B. Bachmann: Modelica Tutorial 1 for Beginners:
(Location: DLR -roter Salon)
Introduction into Modelica for participants with little or no experience in Modelica. Exercises can be carried out on your own notebook; needed software is provided.
09:15 - 12:15 H. Elmqvist, M. Otter: Modelica Tutorial 2 for Advanced Users:
(Location: DLR - Simhalle)  
Tutorial for advanced users with working knowledge in Modelica. Topics: New features in Modelica 2.0; how to organize advanced Modelica libraries and models; special problems such as material property handling, initialization, variable index systems. You can bring your own modeling problems with you and discuss it with Modelica specialists. Exercises can be carried out on your own notebook; needed software is provided.
In the two tutorials, the content of the following two papers is presented:

M. Otter, H. Olsson (DLR Oberpfaffenhofen and Dynasim AB, Sweden)
New Features in Modelica 2.0
Mattsson S.E., Elmqvist H., Otter M., and Olsson H.
Initialization of Hybrid Differential-Algebraic Equations in Modelica 2.0
12:15 - 13:30 Lunch (Location: DLR Cafeteria)

Session 2:   Applications and Tools (Location: DLR-Simhalle)

13:30 -13:55 Tiller M. (Ford Motor Company, USA)
Evaluating Engine Contributions to HEV Driveline Vibrations
13:55 - 14:20 Clauß C., Beater P. (Frauenhofer Institut, Dresden and Unversität-GH Paderborn)
Multidomain Systems: Electronic, Hydraulic, and Mechanical Subsystems of an Universal Testing Machine modeled with Modelica
14:20 - 14:45 Tummescheit H., Eborn J. (Lund University, Sweden and United Technologies Research Center East Hartford, USA)
Chemical Reaction Modeling with ThermoFluid and MultiFlash
14:45 - 15:10 Fritzson P., Gunnarsson J., Jirstrant M. (Linköping University, Sweden and MathCore AB, Linköping )
MathModelica - An Extensible Modeling and Simulation Environment with Integrated Graphics and Literate Programming
15:10 -15:35 Brück D., Elmqvist H., Olsson H., Mattsson S.-E. (Dynasim, Lund Sweden)
Dymola for Multi-Engineering Modeling and Simulation
15:35 - 16:05 Break

Session 3a: Automotive Powertrains and Hardware-in-the-Loop Simulation (Location: DLR - Simhalle)

16:05 - 16:30 Elmqvist H., Mattsson S.-E., Olsson H. (Dynasim AB, Sweden): 
New Methods for Hardware-in-the-Loop Simulation of Stiff Models.
16:30 - 16:55 Soejima S. (Toyota Motor Corporation Japan),
Matsuba T. (Toyota Techno Service Corporation, Japan):
Application of mixed-mode integration and new automatic implicit inline integration in powertrain development at Toyota
16:55 - 17:20 Schlegel C., Bross M., Beater P. ( Schlegel Simulation GmbH, BMW München and Unversität-GH Paderborn)
HIL-Simulation of the Mechanics and Hydraulics of an Automatic Gearbox

17:20 - 17:45
Puchalsky C., Megli T., Curtis E., Tiller M., Trask N. and Wang Y. (Ford Motor Company, USA)
Modelica Applications for Camless Engine Valvetrain Development
17:45 - 18:15 Break

Session 3b: Electrical Systems (Location: DLR - Roter Salon)

16:05 - 16:30 Hongesombut K., Mitani Y., Tsuji K. (Osaka University, Japan)
An Incorporated Use of Genetic Algorithm and a Modelica Library for Simultaneous Tuning of Power System Stabilizers
16:30 - 16:55 Urquía A., Dormido S. (Departamento de Informática y Automática, Madrid, Spain.)
DC, AC Small-Signal and Transient Analysis of Level 1 N-Channel MOSFET with Modelica
16:55 - 17:20 Ferretti G.,  Magnani G.,  Rocco P., Bonometti L.,  Maraglino M. (Politecnico di Milano, C.M.S.S.p.A., Zogno)
Simulating permanent magnet brushless motors in DYMOLA
17:20 - 17:45 Kalaschnikow S.N. (VA TECH ELIN EBG Elektronik GmbH, Wien, Austria)
PQLib - A Modelica Library for Power Quality analysis in Networks
17:45 - 18:15 Break

Session 4: User's Group Meeting

18:15 - 19:00 Dymola User's Group Meeting (Location: DLR - Simhalle)  
19:00 - 19:30 Transportation to hotels in Herrsching
20:00 - 23:00 Conference dinner in Herrsching

Tuesday, March 19, 2002

Session 5: Invited Lecture (Location: DLR - Simhalle)

08:30 - 09:10 Invited talk from Astronaut of DLR

Session 6a: Automotive Powertrains (Location: DLR - Simhalle)

09:15 - 09:40 Treffinger P., Goedecke M. (DLR Stuttgart, Germay)
Development of Fuel Cell Powered Drive Trains With Modelica
09:40 - 10:05 Newman C.E., Batteh J.J., Tiller M. (Ford Motor Company, USA)
Spark-Ignited-Engine Cycle Simulation in Modelica

Session 6b: Thermodynamic Systems I (Location: DLR - Roter Salon)

09:15 - 09:40 Pfafferott T., Schmitz G. (TU Hamburg-Harburg, Germany)
Modeling and Simulation of Refrigeration Systems with the Natural Refrigerant Carbon Dioxid
09:40 - 10:05 Merz R., Felgner F., Litz L. (Universität Kaiserslautern, Germany)
Simulation of Thermal Building Behaviour in Modelica

Session 7: Break and Poster session (Vestibule of DLR-Simhalle)

10:05 - 11:00 Break and Poster session
Agashe J., Sastry V.V. ,  Ajjarapu V., Venkata S.S. (Iowa State University, Ames, USA)
A Unified Approach for Modeling Power Electronic Circuits and Systems for an Effective Design and Education
Bunus P., Fritzson P. (Linköping University, Sweden)
Methods for Structural Analysis and Debugging of Modelica Models
Lunde K. (R.O.S.E. Informatik GmbH, Heidenheim, Germany)
Handling Model Configurations in Modelica
Torrey D.A., Selamogullari U.S. (Rensselaer Polytechnic Institute Troy, USA)
A Behavioral Model for DC-DC Converter using Modelica
Torrey D.A., Selamogullari U.S. (Rensselaer Polytechnic Institute Troy, USA)
Modelica Implementation of Field-oriented Controlled 3-phase Induction Machine Drive
Wettergren H.L. (Linköping University, Sweden)
Using Non-linear Fluid Film Bearings in Rotating Machinery Analysis
Wischhusen S., Schmitz G. (Technical University Hamburg- Harburg, Germany)
Numerical Simulation of Complex Cooling and Heating Systems

Session 8a:  Discrete Event Modeling (Location: DLR - Simhalle)

11:00 - 11:25 Freiseisen W., Keber R., Medetz W., Pau P., Stelzmueller D. (Universität Linz)
VirtMould - A Test Environment for Embedded Software Systems
11:25 - 11:50 Remelhe M.A.P.  (University Dortmund, Germany)
Combining Discrete Event Models and Modelica - General Thoughts and a Special Modeling Environment
11:50 - 12:15 Färnqvist D., Strandemar K., Johansson K.H., Hespanha J.P. (Royal Institute of Technology, Stockholm, Sweden and University of Southern California, U.S.A)
Hybrid Modeling of Communication Networks Using Modelica
12:15 - 13:30 Lunch (Location: DLR Cafeteria)

Session 8b:   Thermodynamic Systems II  (Location: DLR - Roter Salon)

11:00 - 11:25 Steinmann W.D., Zunft S. (DLR Stuttgart, Germany)
TechThermo - A Library for Modelica Applications in Technical Thermodynamics
11:25 - 11:50 Fabricius S.M.O., Badreddin E., Kröger W. (ETH Zürich)
Modelica Library for Hybrid Simulation of Mass Flow in Process Plants
11:50 - 12:15 Jensen J.M., Tummescheit H. (Technical University of Denmark and Lund University, Sweden)
Moving Boundary Models for Dynamic Simulations of Two-Phase Flows
12:15 - 13:30 Lunch (Location: DLR Cafeteria)

Session 9a: Mechatronic Applications (Location: DLR - Simhalle)

13:30 - 13:55 Hellgren J. (Chalmers University of Technology, Göteborg, Sweden)
Modelling of Hybrid Electric Vehicles in Modelica for Virtual Prototyping
13:55 - 14:20 Pelchen C., Schweiger C., Otter M. (ZF-Friedrichshafen, DLR Oberpfaffenhofen)
Modeling and Simulating the Efficiency of Gearboxes and of Planetary Gearboxes
14:20 - 14:45 Andreasson J., Jarlmark J. (Royal Institute of Technolog, Sweden)
Modularised Tyre Modelling in Modelica
14:45 - 15:10 Moorman D. and Looye G. (Airbus Deutschland GmbH, Bremen and DLR Oberpfaffenhofen)
Flight Dynamics Library
15:10 - 15:35 Aberger M., Otter M. (Johannes Kepler University Linz, Austria and DLR Oberpfaffenhofen, Germany)
Modeling Friction in Modelica with the Lund-Grenoble Friction Model

Session 9b: Special Methods and Tools (Location: DLR - Roter Salon)

13:30 - 13:55 Fritzson P., Aronsson P., Bunus P., Engelson V., Johansson H., Karström A., Saldamli L. (Linköping University, Sweden.)
The Open Source Modelica Project
13:55 - 14:20 Saldamli L., Fritzson P., Bachmann B. (Linköping University, Sweden)
Extending Modelica for Partial Differential Equations
14:20 - 14:45 Franke R. (ABB Corporate Research, Ladenburg, Germany)
Formulation of dynamic optimization problems using Modelica
14:45 - 15:10 Sjöberg J., Fyhr F. (Chalmers University of Technology, Göteborg, Sweden
Estimating parameters in physical models using MathModelica
15:10 - 15:35 Aronsson P., Fritzson P. (Linköping University, Sweden)
Multiprocessor Scheduling of Simulation Code From Modelica Models

Session 10: Award and Closing the Conference (Location: DLR - Simhalle)

15:35 - 15:45 Break
15:45 - 16:00 Award for the 2 best free Modelica libraries (500 + 250 Euro).
A separate call for this award will be sent out soon. With the exception of the members of the Modelica Association and their respective organizations, everyone can apply for this award, even if the Modelica conference is not attended.
Closing the Conference.
16:00 - 16:15 Break
16:15 - 17:00 Visit of DLR (German Space Operating Center and Robotic Laboratory
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