Powertrain Electronic Control Units: development, models, analysis … · Opel Antara Opel Corsa...
Transcript of Powertrain Electronic Control Units: development, models, analysis … · Opel Antara Opel Corsa...
GM POWERTRAIN EUROPE ENGINEERING CENTERPowertrain Electronic Control Units: development, models,
analysis and tests according to General Motors
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WHO I AMAlessandra Neri Hardware Electrical Architecture Development EngineerControl System - Analysis & SimulationGeneral Motors Powertrain - Europe S.r.l.Corso Castelfidardo 36 - 10129 Turin - [email protected]
Education:Politecnico di Torino:
Professional Engineering Qualification PHD – Metrology – Electronic Measurement Electronic Engineering - Mater Degree and First Level Degree
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GENERAL MOTORS VISION: DESIGN, BUILD AND SELL THE WORLD’S BEST VEHICLES
BAOJUNSAIC WU LING
HOLDEN
FIRST AUTOMOTIVE WORKS
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GM POWERTRAIN 2005-2015 GMPT-E Torino 10 years-old Total Site People: 606 Average age 37 (20% under 30) 16% are women 60 new engineers in 2015 Still growing…
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GMPT-E ITALY ACTIVITIES
Diesel Engine EngineeringDiesel Engine design and Simulation / AnalysisDiesel Engine Validation and TestingDiesel Technologies Development (Injection,. Charging,
Combustion, Aftertreatment
Controls EngineeringDiesel Control (HW&SW)Diesel Function and AlgorithmsDiesel Subsystem definition and EMS development
Diesel Hybrid EngineeringDiesel Engine system configuration, modelling & optimizationDiesel Hybrid verification
GLOBAL RESP IN TORINO
GLOBAL RESP IN TORINO
GLOBAL RESP IN TORINO
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GMPT-E ITALY FIGURES
€30 million initial Investment 704 office places 19 Test Cells
6 Laboratories 4 Workshops 1 Chassis Dyno
50% of IP developed by GM Powertrain in Europe comes from Torino
€27 million new investment (2011-2015)
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GMPT-E ITALY DIESEL PORTFOLIO
Controller D1Plus:
2.0L CDTI
2.2L CDTI 1.3L CDTI
1.6L CDTI
Opel CorsaOpel Antara
Opel Zafira Opel Insignia
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GMPT-E ITALY DIESEL PORTFOLIO
Controller D1Plus:
2.5-2.8L 2.0L
1.0L 1.3L
Chevrolet Cruze
Chevrolet SailChevrolet Beat
Chevrolet Colorado
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ENGINE CONTROL SYSTEM DEVELOPMENT
Control System Architecture
Requirement Definition
Algorithm and Software
DesignHW and SW
testControl System
Validation
Controller D1P
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DIESEL CONTROLS DEVELOPMENT
Our Teams
Electronic EngineeringElectrical architecture and interfacerequirements Worst case and variation analysisController hardware engineeringTarget software build
Control system tools and testingHIL set up Tools developmentTest automationsHIL testing
Algorithm and softwareModel based approachAdvanced signal processing and robust controlRapid prototypingAutomatic code generation
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EURO5 TYPICAL ARCHITECTURE
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1012
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2123
2526
3 32
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5 6
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to the vehicle
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1. Tank2. Electric Fuel-feeding Pump3. Fuel Filter Assembly4. Damper Volume5. High Pressure Pump6. Fuel metering Valve7. Rail8. Rail Pressure Sensor9. Solenoid Injectors10. Air Filter11. Air Flow Meter (+Air Temperature Sensor)12. Compressor13. Intercooler14. Electronic Throttle Body15. Electronic EGR Valve16. EGR Cooler with pneumatic on/off by-pass valve 17. Intake Manifold Pressure + Temperature Sensor18. Crankshaft Position Sensor19. Camshaft Position Sensor20. Coolant Temperature Sensor21. Oil Minimum pressure switch 22. Oil Level Sensor switch23. Metallic/Ceramic Low Voltage Glow Plugs 24. Variable Geometry Turbine25. VGT Vacuum Modulator26. VGT position feedback27. Lambda Sensor28. Main Cat29. Diesel Particulate Filter30. Temperature Sensor31. DPF Relative to Ambient Pressure Sensor32. Pedal Assembly33. ECU34. Electronic Variable swirl actuator35. Temperature Sensor36. Pre Cat
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WHAT IS AN ECU?
HWIO Application Software
HWIO Software Interfaces
Application Software
Microcontroller
OS ServicesOSEK
DeviceDrivers
CommunicationDrivers
Embedded Real Time System
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ECU BLOCK DIAGRAM
PRIMARY MICRO
SECONDARYMICRO
ANALOGINPUTS ADC
POWERSUPPLY
HS/LSDRIVERS
BARO
INJBANKS
COMPLEXOUTPUTS
HBRIDGES
COMM
SENSORS
BATTERY
DISCRETEINPUTS
RELAYSACTUATORS
DCMOTORS
FUELINJECTORS
INJHEATERS
GPIO
PULSE/FREQINPUTS EMIOS
ETPU
CORE
ADC TEST
SYS VOLT
SENSORS
SWITCHES
COMM
SPI comm
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ECU SYSTEM VOLTAGE/TEMPERATURE RANGES
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Q&A