Recent Submissions

  • Minimum-fuel electric orbit-raising of telecommunication satellites subject to time and radiation damage constraints 

    Dutta, Atri; Libraro, Paola; Kasdin, N. Jeremy; Choueiri, Edgar Y.; Francken, Philippe (IEEE, 2014-06-04)
    The capability of a Geostationary satellite to perform electric orbit-raising enables the development of all-electric satellites. Key challenges to the realization of electric deployment of satellites to the Geostationary ...
  • Modified State Observer based adaptive control law design for the Black Kite MAV 

    Subba Reddiar Pappu, Venkatasubramani; Steck, James E.; Shanmugham, Viswanathan; Ramamurthi, Guruganesh (IEEE, 2014-06-04)
    This paper presents the design and simulation of a Modified State Observer (MSO) based adaptive control law, developed by Balakrishnan, for a Micro Aerial Vehicle (MAY). The MSO allows higher adaptive gains than other ...
  • Active wing shaping control of an elastic aircraft 

    Nobleheart, Wilfred; Chakravarthy, Animesh; Nguyen, Nhan (IEEE, 2014-06-04)
    In recent years, lightweight materials have been adopted in airframe design as a means to reduce aircraft weight. These lightweight materials provide adequate strength and durability, but at the expense of reduced structural ...
  • Editorial: Message from SAMPE's global president 

    Vizzini, Anthony (SAMPE Publishers, 2015-03)
    If it has not been apparent through this column, SAMPE has been a significant part of my professional career. Consequently, it has also been a significant part of my life. SAMPE helped me to establish my academic credentials ...
  • Modified state observer based adaptive control law for general aviation and micro aerial vehicles 

    Subba Reddiar Pappu, Venkatasubramani (Wichita State University, 2014-07)
    The aim of this research is to assess the capability of Modified State Observer (MSO) based adaptations for use in controlling the longitudinal flight dynamics of a General Aviation (GA) type airplane and a Micro Aerial ...
  • Cure-induced residual stresses in a notched laminate 

    Febrinaldy, Budi (Wichita State University, 2014-07)
    The cure-induced residual stresses in the vicinity of the free edge of an open hole in IM7/977-2 carbon/epoxy laminates have been investigated. Holes in laminated structures are intended for fastener joints, access ports ...
  • Feasibility of morphing aircraft propeller blades 

    Dorfling, Johann (Wichita State University, 2014-07)
    The aim of this study is to assess the feasibility of variable geometry aircraft propeller blades, the main focus being on the aerodynamic performance. A number of objectives are established to reach this goal, with the ...
  • Development of a high-order solver for blood flow 

    Khurshid, Hassan; Hoffmann, Klaus A. (Springer International Publishing AG, 2015-01)
    A high-order solver for the blood flow is developed and analyzed using a two-dimensional backward-facing step. In the first part, a Newtonian steady code to solve the incompressible Navier-Stokes (N-S) equations has been ...
  • Editorial: Message from SAMPE's global president 

    Vizzini, Anthony (SAMPE Publishers, 2015-01)
    I grew up in SAMPE during the '90s when the glamour of the past was a constant reminder of what had been and in the 00s when the very essence of SAMPE was in peril. Individuals took action and saved our society. In the ...
  • Perfectly matched layer boundary condition for two-dimensional Euler equations in generalized coordinate system 

    Velu, Srinivasa Perumal; Hoffmann, Klaus A. (Taylor & Francis Group, 2014-07-03)
    In the past, perfectly matched layer (PML) equations have been constructed in Cartesian and spherical coordinates. In this article, the focus is on the development of a PML absorbing technique for treating numerical ...
  • Performance metrics for tiltrotor flight dynamics during the transition regime 

    Sunkara, Vishwamithra Reddy; Nobleheart, Wilfred; Chakravarthy, Animesh (American Institute of Aeronautics and Astronautics, 2014-11)
    For control system design purposes, desirable locations of short period and phugoid poles with their respective damping factors and natural frequencies are specified for fixed-wing aircraft in U.S. Department of Defense ...
  • Editorial: Message from SAMPE's global president 

    Vizzini, Anthony (SAMPE Publishers, 2014-11)
    I have been a member of SAMPE for 27 years. During that time, my professional network and my participation in the society has grown. I began by going to local chapter meetings, then I went to conferences in the United ...
  • Effects of large damage on residual strength of carbon fiber reinforced composite laminates 

    Zanial, Muhammad Munir (Wichita State University, 2014-05)
    Tension or compression fracture behavior studies are normally initiated with open hole tension or compression tests performed at the laminate level. While these test data serve as an excellent starting point in residual ...
  • Analytical modification of the V-notched rail shear test apparatus for dynamic testing 

    Tatipalli, Vinila Rao (Wichita State University, 2014-05)
    Dynamic testing is required in structural engineering applications to characterize material properties over a wide range of strain rates and temperatures. One of the major concerns to obtain accurate data during dynamic ...
  • Quaternion-Based Coordinates for Nonsingular modeling of high-inclination orbital transfer 

    Libraro, Paola; Kasdin, N. Jeremy; Choueiri, Edgar Y.; Dutta, Atri (American Institute of Aeronautics and Astronautics, 2014-09)
    Recently, the potential of electric propulsion (EP) for orbit transfer of scientific or commercial satellites has begun to be recognized both by satellite manufacturers and providers [1,2]. The increasing interest in EP ...
  • Effect of post-curing temperature variation on mechanical properties of adhesively bonded composite laminates 

    Krishnamaraja, Manoj T.; Soltani, Seyed A.; Bhasin, Akhil; Sriyarathne, Abhiruchika (Wichita State University. Graduate School, 2014-04-25)
    The effect of post-curing temperature variation on the apparent interlaminar shear strength of adhesively bonded composite panels was studied experimentally. Three different cases were studied: a) co-curing of two uncured ...
  • Numerical analysis of blood flow in the human aorta and bypass grafts 

    Kok, Foo (Wichita State University. Graduate School, 2014-04-25)
    Blood flow is complex due to the presence of curves, multiple branches, non-Newtonian flow, and pulsating effect. Even when an individual receives a bypass which saves the patient, several years later a new bypass may be ...
  • Effects of degree of cure, direction of heat flow and temperature on thermo-physical properties of out-of-autoclave carbon fiber-epoxy prepreg 

    Legesse, Ephriem T. (Wichita State University. Graduate School, 2014-04-25)
    Thermal conductivity is an essential parameter considered by engineers when selecting composite materials for aerospace applications. It mainly is a function of temperature, direction of heat flow and degree of cure (DOC). ...
  • Active wing shaping control for an elastic aircraft 

    Nobleheart, Wilfred (Wichita State University. Graduate School, 2014-04-25)
    This paper discusses active wing shaping control strategies for an elastic aircraft, with highly flexible wings. The objective of in-flight wing shaping is to ensure that the local angle of attack distribution on the ...
  • Kinetics of prepreg epoxy resin curing for aircraft body repair 

    Dahanayake, Jayangika (Wichita State University. Graduate School, 2014-04-25)
    Curing is the cross-linking of polymer chains, which results in toughening of polymer material and it is widely used in bonded composite repair for aerospace components. The main objective of this project is to analyze ...

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