qualkitdorptgenextqualificationreportslvnvdemofuelsyshtmreq.docx

1、qualkitdorptgenextqualificationreportslvnvdemofuelsyshtmreqslvnvdemo_fuelsys_htmreq.mdlDesign DescriptionThe MathWorks, Inc.slvnvdemo_fuelsys_htmreq.mdl: Design DescriptionbyThe MathWorks, Inc.Published 29-Jan-2012 05:14:23Copyright2012 For Internal Distribution Only Table of Contents1. Model Versio

2、n 12. Root System 22.1. Description 33. Subsystems 43.1. Airflow calculation 43.2. engine gas dynamics 53.3. Fuel Calculation 53.4. fuel rate controller 63.4.1. State Charts 73.4.1.1. Chart 73.5. Intake Manifold 83.6. LOW Mode 83.7. MAP Estimate 93.8. Mixing & Combustion 93.9. RICH Mode 103.10. Sens

3、or correction and Fault Redundancy 113.11. Speed Estimate 123.12. Switchable Compensation 133.13. Throttle 143.14. throttle command 143.15. Throttle & Manifold 153.16. Throttle Estimate 154. System Design Variables 165. Requirements Traceability 355.1. Model Information for slvnvdemo_fuelsys_htmreq

4、355.2. Document Summary for slvnvdemo_fuelsys_htmreq 355.3. System - Airflow calculation 365.4. System - MAP Estimate 375.5. Chart - control logic 38List of Tables4-1. Design Variables 165-1. slvnvdemo_fuelsys_htmreq Version Information 355-2. Requirements documents linked in model 355-3. slvnvdemo_

5、fuelsys_htmreq/fuel rate controller/Airflow calculation Requirements 365-4. Blocks in Airflow calculation that have requirements 365-5. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/MAP Estimate Requirements 385-6. Stateflow objects with requirements 39List of

6、Figures2-1. slvnvdemo_fuelsys_htmreq 23-1. slvnvdemo_fuelsys_htmreq/fuel rate controller/Airflow calculation 43-2. slvnvdemo_fuelsys_htmreq/engine gas dynamics 53-3. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation 53-4. slvnvdemo_fuelsys_htmreq/fuel rate controller 63-5. slvnvdemo_fue

7、lsys_htmreq/engine gas dynamics/Throttle & Manifold/Intake Manifold 83-6. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compensation/LOW Mode 83-7. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/MAP Estimate 93-8. slvnvdemo_fuelsys_ht

8、mreq/engine gas dynamics/Mixing & Combustion 93-9. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compensation/RICH Mode 103-10. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy 113-11. slvnvdemo_fuelsys_htmreq/fuel rate controller/Senso

9、r correction and Fault Redundancy/Speed Estimate 123-12. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compensation 133-13. slvnvdemo_fuelsys_htmreq/engine gas dynamics/Throttle & Manifold/Throttle 143-14. slvnvdemo_fuelsys_htmreq/throttle command 143-15. slvnvdemo_fuelsy

10、s_htmreq/engine gas dynamics/Throttle & Manifold 153-16. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/Throttle Estimate 15Chapter 1. Model VersionVersion: 1.178Last modified: Thu Dec 29 06:36:50 2011Checksum: 3122004659 3183309873 2610919039 2941386719Chapter

11、2. Root SystemFigure 2-1. slvnvdemo_fuelsys_htmreq2.1. DescriptionFuel System Model with HTML RequirementsChapter 3. Subsystems3.1. Airflow calculationFigure 3-1. slvnvdemo_fuelsys_htmreq/fuel rate controller/Airflow calculation3.2. engine gas dynamicsFigure 3-2. slvnvdemo_fuelsys_htmreq/engine gas

12、dynamics3.3. Fuel CalculationFigure 3-3. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation3.4. fuel rate controllerFigure 3-4. slvnvdemo_fuelsys_htmreq/fuel rate controller3.4.1. State Charts3.4.1.1. Chart Oxygen_Sensor_Mode Pressure_Sensor_Mode 39 Throttle_Sensor_Mode Speed_Sensor_Mode

13、 Sens_Failure_Counter Fueling_Mode 3.5. Intake ManifoldFigure 3-5. slvnvdemo_fuelsys_htmreq/engine gas dynamics/Throttle & Manifold/Intake Manifold3.6. LOW ModeFigure 3-6. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compensation/LOW Mode3.7. MAP EstimateFigure 3-7. slvn

14、vdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/MAP Estimate3.8. Mixing & CombustionFigure 3-8. slvnvdemo_fuelsys_htmreq/engine gas dynamics/Mixing & Combustion3.9. RICH ModeFigure 3-9. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compens

15、ation/RICH Mode3.10. Sensor correction and Fault RedundancyFigure 3-10. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy3.11. Speed EstimateFigure 3-11. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/Speed Estimate3.12. Switch

16、able CompensationFigure 3-12. slvnvdemo_fuelsys_htmreq/fuel rate controller/Fuel Calculation/Switchable Compensation3.13. ThrottleFigure 3-13. slvnvdemo_fuelsys_htmreq/engine gas dynamics/Throttle & Manifold/Throttle3.14. throttle commandFigure 3-14. slvnvdemo_fuelsys_htmreq/throttle command3.15. Th

17、rottle & ManifoldFigure 3-15. slvnvdemo_fuelsys_htmreq/engine gas dynamics/Throttle & Manifold3.16. Throttle EstimateFigure 3-16. slvnvdemo_fuelsys_htmreq/fuel rate controller/Sensor correction and Fault Redundancy/Throttle EstimateChapter 4. System Design VariablesTable 4-1. Design VariablesVariabl

18、e NameParent BlocksSizeBytesClassValueA1LOW Mode1x216double1 -0.74082 A2RICH Mode1x216double1 -0.74082 B1LOW Mode1x216double8.7696 -8.5104 B2RICH Mode1x216double0 0.25918 KiRamp Rate (Ki)1x18double0.0120LOWdisablemode F/A Norm F/A Norm31x11uint81PressEstPressure Estimate (2-D)18x172448double 0.80625

19、 0.87758 0.95774 0.98515 0.99389 0.99709 0.99845 0.99909 0.99943 0.99962 0.99974 0.99985 0.99994 0.99997 0.99998 0.99999 0.99999 ; 0.55314 0.68705 0.88493 0.9595 0.98336 0.99208 0.99577 0.99753 0.99845 0.99897 0.99929 0.99958 0.99983 0.99991 0.99995 0.99996 0.99997 ; 0.37152 0.48261 0.77251 0.91783

20、0.9662 0.98393 0.99142 0.99499 0.99686 0.99792 0.99856 0.99915 0.99965 0.99982 0.99989 0.99992 0.99994 ; 0.27767 0.35422 0.6346 0.85816 0.9412 0.97202 0.98506 0.99128 0.99454 0.99638 0.99749 0.99852 0.9994 0.99969 0.99981 0.99986 0.99989 ; 0.2202 0.27841 0.49951 0.78092 0.90726 0.95573 0.97636 0.986

21、2 0.99135 0.99427 0.99602 0.99765 0.99905 0.9995 0.99969 0.99979 0.99983 ; 0.18129 0.228 0.39895 0.69064 0.86371 0.93448 0.96495 0.97953 0.98717 0.9915 0.9941 0.99652 0.99858 0.99926 0.99955 0.99968 0.99975 ; 0.1532 0.192 0.33091 0.59565 0.81067 0.90775 0.95049 0.97105 0.98186 0.98797 0.99165 0.9950

22、7 0.998 0.99896 0.99936 0.99955 0.99965 ; 0.11543 0.14403 0.24398 0.42979 0.68244 0.83688 0.91118 0.94781 0.96723 0.97826 0.98491 0.99109 0.99637 0.99812 0.99884 0.99918 0.99936 ; 0.091307 0.11364 0.19066 0.32878 0.54507 0.74462 0.85666 0.91488 0.94632 0.96431 0.9752 0.98534 0.99403 0.9969 0.99809 0

23、.99866 0.99894 ; 0.074652 0.09276 0.15469 0.26351 0.42851 0.63919 0.78714 0.87115 0.91808 0.94533 0.96193 0.97746 0.99081 0.99522 0.99705 0.99793 0.99837 ; 0.062523 0.077601 0.12888 0.21782 0.34927 0.53303 0.7058 0.81646 0.88175 0.92058 0.94451 0.96706 0.98654 0.993 0.99568 0.99696 0.99761 ; 0.05333

24、8 0.066146 0.10954 0.18412 0.29255 0.44075 0.61855 0.75213 0.83713 0.88955 0.92242 0.95376 0.98105 0.99013 0.99391 0.99572 0.99663 ; 0.046172 0.057223 0.094558 0.15831 0.24996 0.37283 0.53226 0.68101 0.78476 0.85201 0.89528 0.93719 0.97414 0.98651 0.99167 0.99414 0.99539 ; 0.035783 0.04431 0.073003

25、0.12158 0.19041 0.28061 0.3944 0.53428 0.66337 0.7589 0.82535 0.89314 0.95535 0.9766 0.98553 0.98981 0.99198 ; 0.028687 0.035503 0.058385 0.09692 0.15105 0.22108 0.30779 0.4126 0.53623 0.6494 0.73692 0.83376 0.92877 0.9624 0.97669 0.98356 0.98705 ; 0.023586 0.02918 0.047926 0.079385 0.12333 0.17973

26、0.2488 0.33102 0.42724 0.53713 0.63734 0.76034 0.89336 0.94307 0.96454 0.97495 0.98025 ; 0.019778 0.024462 0.040141 0.066389 0.10291 0.14954 0.20623 0.27309 0.35037 0.43854 0.5367 0.67703 0.84867 0.91787 0.94851 0.96351 0.97119 ; 0.016849 0.020835 0.034167 0.056447 0.087363 0.12669 0.17426 0.23 0.29

27、393 0.36614 0.44684 0.58998 0.79518 0.88632 0.92809 0.94883 0.95952 RICHF/A Norm1 F/A Norm21x11uint82SpeedEstSpeed Table (2-D)17x192584double471.83784 279.6084 203.37157 161.87875 135.70949 117.7089 104.59755 94.653591 86.884133 80.675803 75.323599 70.305093 65.474236 60.694495 55.820766 50.674343 4

28、4.995165 38.318991 29.505666 ; 550.8094 330.6733 242.26853 193.74716 162.95755 141.67967 126.1235 114.28922 105.0188 97.594252 91.173706 85.129934 79.290677 73.49292 67.561147 61.276519 54.317229 46.104092 35.205561 ; 777.55931 480.41744 358.00216 289.5742 245.54331 214.77633 192.07791 174.67769 160

29、.95649 149.90211 140.2786 131.15361 122.27782 113.40938 104.28099 94.550933 83.705558 70.803161 53.477965 ; 1080.9243 685.3721 519.09206 424.67617 363.14567 319.69205 287.34187 262.34512 242.49287 226.39422 212.29232 198.84629 185.70213 172.50933 158.87187 144.27245 127.91792 108.32691 81.706391 ; 1

30、418.368 916.85138 703.22985 580.6031 499.94001 442.51023 399.44551 365.95159 339.18994 317.36435 298.15191 279.76411 261.73087 243.57997 224.76945 204.58017 181.89257 154.58319 117.11708 ; 1769.7469 1160.1314 898.23899 746.78781 646.5086 574.68898 520.54106 478.21411 444.23295 416.39149 391.79121 36

31、8.18663 344.98827 321.59808 297.32223 271.22986 241.85561 206.38696 157.38258 ; 2125.3731 1407.7645 1097.7038 917.47366 797.57791 711.33506 646.04735 594.8144 553.5292 519.57918 489.49455 460.57576 432.11419 403.38595 373.54492 341.44708 305.27709 261.51958 200.76255 ; 2480.2035 1655.7576 1298.0973 1089.428 950.13274 849.60769 773.27021 713.1853 664.62371 624.57284 589.00154 554.76404 521.03431 486.96446 451.55817 413.46086 370.51058 318.49279 246.01895 ; 2831.378 1901.8087 1497.3558 1260