Comprehensive System Identification of Ducted Fan UAVs - Cal Poly

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BIBLIOGRAPHYWorks Cited:1.) James M. McMichael, Col. Michael S. Francis, USAF (ret), “Micro Air Vehicles– Toward a New Dimension in Flight”, DARPA Program Office Web Release:Dec. 1997.2.) Theodore, Colin, M. Tischler, J. Colbourne, “Rapid Frequency Domain ModelingMethods for UAV Flight Control Applications”, AIAA Proceedings, Aug. 2003.3.) Sacks, Alvin H., “The Flying Platform as a Research Vehicle for DuctedPropellers”, Hiller Helicopters, Proceedings for the 26 th Annual Meeting ofInstitute of the Aeronautical Sciences, Jan. 1958.4.) Tischler, Mark, “CIFER User’s Manual Volumes 1-4”, Army/NASA RotorcraftDivision (ARH), Internal Documentation.5.) D. T. McRuer, I. Ashkenas, D. Graham, Aircraft Dynamics and AutomaticControl, Princeton, NJ: Princeton University Press, 1973.6.) Klyde, D.H., McRuer, D.T., Myers, T.T, “Pilot-Induced Oscillation Analysis andPrediction with Actuator Rate Limiting", Journal of Guidance, Control, andDynamics, Vol. 20, No. 1, Jan-Feb 1997.References:1. Graham, D., McRuer, D., Analysis of Nonlinear Control Systems, Wiley andSons, New York, 1961.2. Klyde D., D.T. McRuer, & T. Myers “Unified Pilot-Induced Oscillation Theory,Volume I: PIO Analysis with Linear and Nonlinear Effective VehicleCharacteristics, Including Rate Limiting”; Systems Technology, Inc.; December1995.3. Lazareff, M., “Aerodynamics of Shrouded Propellers”, Nord Aviation, France,Agardograph 126, The Aerodynamics and V/STOL Aircraft, May 1968.4. Lipera, L., Colbourne, J. D., Tischler, M. B., Mansur, M. H., Rotkowitz, M. C.,and Patangui, P., “The Micro Craft iSTAR Micro Air Vehicle: Control SystemDesign and Testing,” Proceedings of the American Helicopter Society 57thAnnual Forum, Washington, DC, May 2001.5. Mansur, M. H. Frye, M., Mettler, B., Montegut, M., “Rapid Prototyping andEvaluation of Control System Designs for Manned and Unmanned Applications,”Proceedings of the American Helicopter Society 56th Annual Forum, VirginiaBeach, VA, May 2000.- 120 -
6. Mettler, B., Tischler, M. B., and Kanade, T., “System Identification of Small-SizeUnmanned Helicopter Dynamics,” Proceedings of the American HelicopterSociety 55th Annual Forum, Montreal, Canada, May 1999.7. Mettler, B., Tischler, M. B., and Kanade, T., “System Identification of a Small-Scale Unmanned Rotorcraft for Flight Control Design,” Journal of the AmericanHelicopter Society, Vol. 47, No. 1, January 2002.8. “Micro Craft Ducted Air Vehicle”, Larry Lipera, American Helicopter SocietyInternational Powered Lift Conference, Arlington, CA, November 2000.9. Nelson, R.C., Flight Stability and Automatic Control, 2nd ed., New York:McGraw-Hill, 1998.10. Nise, N.S., Control Systems Engineering, 2nd Edition, Addison-Wesley 1995.11. Tischler M. B., Colbourne J. D., Morel, M. R, Biezad D. J., Cheung K. K., LevineW. S., and Moldoveanu V., “A Multidisciplinary Flight Control DevelopmentEnvironment and Its Application to a Helicopter,” IEEE Control SystemMagazine, Vol. 19, No. 4, pg 22-33, August 1999.12. Tischler, M.B. and M.G. Cauffman, “Frequency-Response Method for RotorcraftSystem Identification: Flight Application to BO-105 Coupled Rotor/FuselageDynamics.” Journal of the American Helicopter Society, 1992. 37/3: p. 3-17.- 121 -
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Comprehensive System Identification
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APROVAL PAGETITLE:AUTHOR:Comprehens
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ACKNOWLEDGMENTSThe author would lik
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3.4.4 Magnetometer Identification..
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LIST OF FIGURESFigure 1.1 - Land Wa
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Figure 3.48 - Magnetometer Depictio
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CHAPTER 1 - INTRODUCTION AND MOTIVA
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The vehicles examined within the sc
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tunnel testing to study the charact
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Figure 1.8 - Helicopter Body Axes S
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GPSRate GyrosAccelerometersIMUInner
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CHAPTER 2 - METHODS AND TECHNIQUES2
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2.2.1 Flight Test TechniquesThere a
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manufacturer specifications are mod
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3.2 Bare-Airframe IDThe bare-airfra
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Table 3.2 - OAV Frequency Range of
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⎧ p⎫⎪ ⎪y = ⎨q⎬⎪ r ⎪
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Table 3.4 - OAV DERIVID Identified
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The identified state-space model yi
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Better sensors, at higher sampling
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Figure 3.3 - Yaw response frequency
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Figure 3.4 shows that even though t
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It can be seen that the Aerovironme
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3.2.2 Allied Aerospace MAVFlight te
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30MAGNITUDE(DB)-10-50250PHASE(DEG)5
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A 0th/2nd order transfer function i
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Figure 3.12 shows the same for the
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Techsburg) the pitching moment resp
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Table 3.11 shows that all of the di
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Figure 3.14 shows how increasing th
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the duct, the effects of the man ne
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ft-lbMu PLATFORM= 5.11ftsecThis dim
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apparent that the size of the duct
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adequate way to characterize the di
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actuators varied in size, weight, c
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It is noticeable from the figure th
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Table 3.17 - Actuator Calibration F
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Figure 2.1 shows an example frequen
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The test matrix is provided as Tabl
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frequency response curves shown in
Page 81 and 82: Table 3.22 shows that for the first
Page 83 and 84: The time delays all seemed to be ar
Page 85 and 86: 400035003000250020001500y = -13429x
Page 87 and 88: higher data rates, and tighter tole
Page 89 and 90: esponse and the response obtained f
Page 91 and 92: The time histories show that the ou
Page 93 and 94: Figure 3.31 - Magnitude Comparison
Page 95 and 96: Performing the frequency response a
Page 97 and 98: Results from STI utilizing the exac
Page 99 and 100: The fact that the rate saturated du
Page 101 and 102: Table 3.23 for the maximum rates an
Page 103 and 104: Verification of the identified mode
Page 105 and 106: from testing (3.22), it was found t
Page 107 and 108: 3.4.1 Accelerometer IdentificationM
Page 109 and 110: Figure 3.43 shows that gyros were m
Page 111 and 112: 5 meter circle centered about the t
Page 113 and 114: Figure 3.46 shows the modeled fluct
Page 115 and 116: Figure 3.49 - Pressure Altimeter Mo
Page 117 and 118: Figure 4.1 - Simulink MAV ModelFigu
Page 119 and 120: Figure 4.3 - Simulink Sweep Generat
Page 121 and 122: cause a pitching moment to be exert
Page 123 and 124: Figure 4.6 - Cross Control Decoupli
Page 125 and 126: ⎡ Lp Lq Lr Lu Lv Lw0 0 0⎤⎢MpM
Page 127 and 128: It can be seen right away that the
Page 129 and 130: Figure 4.8 shows that the coherence
Page 131: CHAPTER 5 - CONCLUSIONSThe need for
Page 135 and 136: Appendix AOAV Proposal VehicleIdent
Page 137 and 138: DS8417 - 5V- 125 -
Page 139 and 140: HS512MG - 5V- 127 -
Page 141 and 142: DS368 - 5V- 129 -
Page 143 and 144: 94091 - 5V- 131 -
Page 145 and 146: CS-10BB - 5V- 133 -
Page 147 and 148: Appendix CActuator Generated Transf
Page 149 and 150: DS8417 - 100% - 5V- 137 -
Page 151 and 152: DS8417 - 100% - 6V- 139 -
Page 153 and 154: HS512MG - 100% - 5V- 141 -
Page 155 and 156: HS512MG - 100% - 6V- 143 -
Page 157 and 158: DS368 - 100% - 5V- 145 -
Page 159 and 160: DS368 - 100% - 6V- 147 -
Page 161 and 162: 94091 - 80% - 5V- 149 -
Page 163 and 164: 94091 - 80% - 6V- 151 -
Page 165 and 166: CS-10BB - 100% - 5V- 153 -
Page 167 and 168: CS-10BB - 100% - 6V- 155 -
Page 169 and 170: Appendix DActuator Time Domain Veri
Page 171 and 172: 94091 5V94091 6V- 159 -
Page 173 and 174: DS368 5VDS368 6V- 161 -
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