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کنترل پایداری دینامیکی خودرو به روش فازی Vehicle Fuzzy Dynamic Stability Control

اختصاصی از فایلکو کنترل پایداری دینامیکی خودرو به روش فازی Vehicle Fuzzy Dynamic Stability Control دانلود با لینک مستقیم و پر سرعت .

کنترل پایداری دینامیکی خودرو به روش فازی Vehicle Fuzzy Dynamic Stability Control


کنترل پایداری دینامیکی خودرو به روش فازی Vehicle Fuzzy Dynamic Stability Control

Table of Content
ACKNOWLEDGMENT ..................................................................................................... 4
ABSTRACT.......................................................................................................................... 5
LIST OF FIGURES............................................................................................................. 8
LIST OF TABLES............................................................................................................. 10
1 INTRODUCTION........................................................................................................ 11
2 SIMILAR ACTIVITIES ABOUT FDSC................................................................... 13
2.1 DRIVER ASSISTANCE SYSTEM CATEGORIZATION...................................................... 13
2.2 DRIVER ASSISTANCE SYSTEMS REVIEW .................................................................... 16
2.2.1 Dynamic Stability Control (DSC) ............................................................... 16
2.2.2 Anti-lock brake system (ABS) ..................................................................... 16
2.2.3 Dynamic Brake Control (DBC) .................................................................. 17
2.2.4 Cornering Brake Control (CBC) ................................................................. 17
2.2.5 Automatic Stability Control (ASC) .............................................................. 17
2.2.6 Dynamic Traction Control (DTC) ............................................................... 17
2.2.7 Automatic Differential Brake (ADB) ............................................................ 18
2.2.8 Lane Departure Warning (LDW) ................................................................ 18
2.3 INDUSTRIAL DSC SYSTEMS ...................................................................................... 19
2.4 ESP SYSTEM OPERATION .......................................................................................... 20
3 VEHICLE DYNAMICS.............................................................................................. 22
3.1 THE SPRING-MASS-DAMPER (SMD) SYSTEM ............................................................ 22
3.2 BRAKING AND CORNERING....................................................................................... 25
3.3 STEERING AND TIRE INFLUENCES .............................................................................. 26
4 CONTROLLABLE SUSPENSION SYSTEM .......................................................... 30
4.1 SPORTINESS VERSUS COMFORT .............................................................................. 30
4.2 ELECTRONIC CONTROLLER OF DAMPERS.................................................................. 30
4.3 AIR SUSPENSION CONTROLLERS................................................................................ 31
4.4 DYNAMIC DRIVE ANTI- SWAY .................................................................................. 31
4.5 THE SUSPENSION MODEL IN THE SIMULINK ............................................................... 32
5 CONTROLLABLE BRAKES SYSTEM................................................................... 36
5.1 BRAKE BY WIRE SYSTEM ARCHITECTURE ................................................................ 36
6 CONTROLLABLE STEERING SYSTEM............................................................... 40
6.1 FEEDBACK FORCE ..................................................................................................... 42
6.2 ACTIVE STEERING ..................................................................................................... 43
6.3 UNDERSTEERING AND OVERSTEERING ..................................................................... 47
6.4 LATERAL STABILITY AND LATERAL FORCES ............................................................ 48
7 FUNDAMENTALS OF FDSC.................................................................................... 54
7.1 PHYSICS OF DRIVING ............................................................................................ 54
7.2 CENTRIFUGAL FORCES.............................................................................................. 55
7.3 KAMM’S CIRCLE .................................................................................................57
7.4 STABILITY AND CENTER OF GRAVITY....................................................................... 58
7.5 CALCULATION OF CG ........................................................................................... 61
Fuzzy Dynamic Stability Control
7
8 FUZZY LOGIC-BASED ANALYZER ..................................................................... 64
8.1 BACKGROUND .......................................................................................................... 64
8.2 FUZZY LOGIC SYSTEMS: PRINCIPLES OF OPERATION................................................ 65
8.2.1 Fuzzifier ......................................................................................................... 67
8.2.2 Inference Engine and Rule Base..................................................................... 68
8.2.3 Defuzzifier ...................................................................................................... 71
8.3 FUZZY ANALYZER FOR FDSC ................................................................................ 73
8.4 FUZZY ANALYZER FOR STEERING SYSTEM................................................................. 76
9 FDSC IN INDUSTRIAL POINTS OF VIEW........................................................... 79
9.1 CAN PROTOCOL ....................................................................................................... 79
9.2 TECHNICAL EXPLAIN................................................................................................. 87
9.2.1 Sensors .................................................................................................. 87
9.2.2 Central Control Unit ................................................................................ 87
9.2.3 Actuators ............................................................................................... 88
9.3 FINANCIAL JUSTIFICATION........................................................................................ 88
9.4 FEASIBILITY ............................................................................................................ 89
10 SIMULATION RESULTS.......................................................................................... 90
10.1 CASE 1: SIMULATION RESULTS WITHOUT USING ANY ACTUATOR:............................. 92
10.2 CASE 2: SIMULATION RESULTS WHILE ONLY SUSPENSION ACTUATORS ARE
ACTIVATED: ..........95
10.3 SIMULATION RESULTS WHILE ONLY BRAKES ACTUATORS ARE ACTIVATED:............. 98
10.4 CASE 4: SIMULATION RESULTS WHILE ONLY STEERING ACTUATORS ARE ACTIVATED:.
...........101
10.5 CASE 5: SIMULATION RESULTS WHILE ALL ACTUATORS ARE ACTIVATED: .............. 104
11 CONCLUSION ........................................................................................................ 108
APPENDIX A................................................................................................................... 109
APPENDIX B ................................................................................................................... 116
REFERENCES................................................................................................................. 120


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کنترل پایداری دینامیکی خودرو به روش فازی Vehicle Fuzzy Dynamic Stability Control