ELECTRIC VEHICLES INTERNATIONAL CONFERENCE & SHOW

Workshop PANDA

Functional and structural representation under Simcenter Amesim

Calin HUSAR Siemens Industry Software

www.project-panda.eu Outline

1. Simcenter Amesim • Mechatronic systems - examples • Electric vehicle models

2. Functional vs Structural representation • Simcenter Amesim – Signal&Control - Functional library • Matlab- vs. Simcenter Amesim equivalence • Simcenter Amesim – Structural libraries • Spring - Mass - Damper system • Simple hydraulic line and orifice

3. EV under Simcenter Amesim • EV under study • EMR vs. structural representation • Simulation results

Slide 2 PANDA - GA 824256 03/10/2019 « Simcenter Amesim »

Slide 3 PANDA - GA 824256 03/10/2019 Simcenter Amesim

Slide 4 PANDA - GA 824256 03/10/2019 Simcenter Amesim mechatronic systems

Slide 5 PANDA - GA 824256 03/10/2019 Simcenter Amesim - Electric vehicle models

1

2 Slide 6 PANDA - GA 824256 03/10/2019 «Functional vs Structural representation »

Slide 7 PANDA - GA 824256 03/10/2019 Simcenter Amesim – Signal&Control - Functional library

Slide 8 PANDA - GA 824256 03/10/2019 Matlab-Simulink vs. Simcenter Amesim equivalence

Matlab-Simulink Simcenter Amesim Integrator

PID Controller

Saturation

Gain

Mux

Switch

Slide 9 PANDA - GA 824256 03/10/2019 Simcenter Amesim – Structural libraries

> 48 Libraries

Slide 10 PANDA - GA 824256 03/10/2019 Spring - Mass - Damper system

Structural representation Functional representation

• Equivalent model build based on the mathematical equations

Slide 11 PANDA - GA 824256 03/10/2019 Simple hydraulic line and orifice

Structural representation

Functional representation

Slide 12 PANDA - GA 824256 03/10/2019 «EV simulation under Simcenter Amesim »

Slide 13 PANDA - GA 824256 03/10/2019 EV under study

- Battery - modelled by a simple source of D.. voltage; - PMSM - replaced by a DC machine; - The Chopper - considered with a constant efficiency; - Mechanical transmission - composed of a gearbox, a mechanical differential and one equivalent wheel; - The chassis - represented with an equivalent mass.

Slide 14 PANDA - GA 824256 03/10/2019 EMR vs. structural representation

EMR representation

Structural representation

Slide 15 PANDA - GA 824256 03/10/2019 Simulation results

Vehicle profile velocity Electrical vs mechanical performance

Simulated time (800 s) vs computation CPU time

Slide 16 PANDA - GA 824256 03/10/2019 End of presentation

www.project-panda.eu

Slide 17 This project has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 824256.