Advanced Vehicle Powertrain Design using Model-Based Design

TELECHARGER

TELECHARGER

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Apropos :

1. Introduction ................................................................................................................................. 1
1.1. Introduction to EcoCAR ....................................................................................................... 1
1.2. Hybrid Electric Vehicles ...................................................................................................... 2
1.3. Model-Based Design ............................................................................................................ 3
1.4. Objectives ............................................................................................................................. 3
1.5. Powertrain Efficiency ........................................................................................................... 4
1.6. Fuel Properties ...................................................................................................................... 4
2. Literature Review........................................................................................................................ 5
2.1. King Paper (King and Nelson, 2013) on Model-Based Design of a PHEV ......................... 5
2.2. White Master’s Thesis (White, 2014) on Energy Flow Through Advanced Powertrains ... 6
2.3. Mahapatra (Mahapatra et al., 2008) Paper on Model-Based Design in HEV’s ................... 6
2.4. Wang (Wang et al., 2011) Paper on Hybrid Vehicle Control Systems ................................ 7
2.5. Simpson (Simpson and Walker, 2003) Paper on a Parametric Analysis Technique for HEV
Powertrain Design ....................................................................................................................... 8
2.6. Marco Paper (Marco and Cacciatori, 2007) on Model-Based Design in HEV Design ....... 9
2.7. Literature Review Summary .............................................................................................. 10
3. Component Models ................................................................................................................... 11
3.1. Glider Model ...................................................................................................................... 11
3.2. Power Loss Modeling ......................................................................................................... 13
3.3. Engine Model ..................................................................................................................... 15
3.4. Driveline Model ................................................................................................................. 19
3.5. Motor Model ...................................................................................................................... 22
3.6. Battery Model ..................................................................................................................... 26
3.7. Driver Model ...................................................................................................................... 28
3.8. Hybrid Vehicle Supervisory Controller ............................................................................. 30
3.9. Model Validation ................................................................................................................ 46
4. Power & Energy Requirements at the Wheels .......................................................................... 48
4.1. Vehicle Glider Properties ................................................................................................... 48
4.2. Energy at the Wheels .......................................................................................................... 48
4.3. Minimum Powertrain Efficiency ........................................................................................ 49
4.4. Average Power Requirements ............................................................................................ 49
5. Conventional Vehicle Performance & Fuel Consumption ....................................................... 51
5.1. Base Engine Model ............................................................................................................ 51
5.2. Gasoline Engine Sizing Study ............................................................................................ 54
5.3. Diesel Engine Model .......................................................................................................... 57
5.4. Diesel Engine Sizing Study ................................................................................................ 59
6. Battery Electric Vehicle Performance & Energy Consumption ............................................... 62
7. Series Hybrid Electric Vehicle Performance & Fuel Consumption ......................................... 67
7.1. Series Hybrid Base Case .................................................................................................... 67
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7.2. Series Hybrid Sizing Study ................................................................................................ 70
7.2.1. Charge Sustaining Operation ....................................................................................... 70
7.2.2. Charge Depleting Operation ........................................................................................ 71
7.2.3. Utility Factor Weighting.............................................................................................. 72
8. Innovative Technologies to Reduce Energy Consumption ....................................................... 74
8.1. Active Noise Control .......................................................................................................... 74
8.2. Turbocharging .................................................................................................................... 74
8.3. Waste Heat Recovery ......................................................................................................... 75
8.4. Modeling of the Potential for Conventional Vehicle Fuel Consumption Reduction ......... 75
8.5. Conclusions for Fuel Consumption Reduction Technologies ............................................ 76
9. Proposed Powertrain Design to Meet EcoCAR 3 Design Targets ............................................ 77
9.1. Case 1 – BAS Parallel, E85 Fuel ........................................................................................ 78
9.2. Case 2 – Parallel through the Road, E85 Fuel .................................................................... 79
9.3. Case 3 – PTTR Plug-In, E85 Fuel ...................................................................................... 82
9.3.1. Charge Sustaining Operation ....................................................................................... 83
9.3.2. Charge Depleting Operation ........................................................................................ 85
9.3.3. Utility Factor Weighting.............................................................................................. 86
9.4. Case 4 – Improved Series HEV Plug-In, E85 Fuel ............................................................ 87
9.5. Case 5 – PTTR Plug-In, B20 Fuel ...................................................................................... 88
9.6. Chosen Powertrain ............................................................................................................. 89
10. Summary & Conclusions ........................................................................................................ 91