AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics, and Materials Conference, 34th and AIAA/ASME Adaptive Structures Forum, La Jolla, CA, Apr. 19-22, 1993, Technical Papers. Pts. 1-6Topics addressed include the prediction of helicopter component loads using neural networks, spacecraft on-orbit coupled loads analysis, hypersonic flutter of a curved shallow panel with aerodynamic heating, thermal-acoustic fatigue of ceramic matrix composite materials, transition elements based on transfinite interpolation, damage progression in stiffened composite panels, a direct treatment of min-max dynamic response optimization problems, and sources of helicopter rotor hub inplane shears. Also discussed are dynamics of a layered elastic system, confidence bounds on structural reliability, mixed triangular space-time finite elements, advanced transparency development for USAF aircraft, a low-velocity impact on a graphite/PEEK, an automated mode-tracking strategy, transonic flutter suppression by a passive flap, a nonlinear response of composite panels to random excitation, an optimal placement of elastic supports on a simply supported plate, a probabilistic assessment of composite structures, a model for mode I failure of laminated composites, a residual flexibility approach to multibody dynamics,and multilayer piezoelectric actuators.
August 16, 2013
January 1, 1993
Publisher: American Institute of Aeronautics and Astronautics
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IDRelationTitle19930049880WorkFlutter calculations for fixed and rotating wings with state-space inflow dynamics19930049885WorkOn the spectral stability of time integration algorithms for a class of constrained dynamics problems19930049886WorkA new parallel-vector finite element analysis software on distributed-memory computers19930049889WorkImplicit transient finite element structural computations on MIMD systems - FETI vs. direct solvers19930049890WorkControllability and observability measures for Craig-Bampton substructure representations19930049891WorkSpacecraft on-orbit coupled loads analysis19930049892WorkAn overview of aeroelasticity studies for the National Aero-Space Plane19930049893WorkAeroelastic character of a National Aerospace Plane demonstrator concept19930049894WorkAn experimental and analytical study of a lifting-body wind-tunnel model exhibiting body-freedom flutter19930049898WorkVibration of thermally buckled composite plates with initial deflections using triangular elements19930049900WorkNonlinear vibrations of thin arbitrarily laminated composite plates subjected to harmonic excitations using DKT elements19930049901WorkBehavior of spinning laminated composite plates with initial twist-experimental vibrations, strain, and deflection results19930049902WorkTransition elements based on transfinite interpolation19930049904WorkA displacement gradient BEM for accurate stress computation near boundaries in 2-D anisotropic problems19930049906WorkShell stability analysis in a computer aided engineering (CAE) environment19930049909WorkThermomechanical buckling of multilayered composite panels with cutouts19930049910WorkThermomechanical postbuckling analysis of laminated composite shells19930049911WorkThe Application of Structural Reliability Techniques to Plume Impingement Loading of the Space Station Freedom Photovoltaic Array19930049912WorkEnergy-absorbing-beam design for composite aircraft subfloors19930049913WorkA two cable, six link boom crane for lunar construction19930049915WorkExperimental evaluation of tailored chordwise deformable box beam and correlation with theory19930049917WorkAn analytically designed subcomponent test to reproduce the failure of a composite wing box beam19930049918WorkDamage progression in stiffened composite panels19930049919WorkA hot dynamic seal rig for measuring hypersonic engine seal durability and flow performance19930049922WorkNondestructive characterization of the elastic constants of fiber reinforced composites19930049924WorkOptimal material selection using branch and bound techniques19930049928WorkThe use of antioptimization to compare alternative structural models19930049930WorkSources of helicopter rotor hub inplane shears19930049932WorkFull-scale wind tunnel investigation of a helicopter individual blade control system19930049934WorkA method of predicting quasi-steady aerodynamics for flutter analysis of high speed vehicles using steady CFD calculations19930049935WorkFurther studies using matched filter theory and stochastic simulation for gust loads prediction19930049936WorkAerothermoelastic analysis of a NASP demonstrator model19930049937WorkImpact of aeroelasticity on propulsion and longitudinal flight dynamics of an air-breathing hypersonic vehicle19930049938WorkSupersonic aeroelastic instability results for a NASP-like wing model19930049944WorkConfidence bounds on structural reliability19930049945WorkGlobal/local methods for probabilistic structural analysis19930049946WorkStructural system reliability under multiple failure modes19930049950WorkA variational method for finite element stress recovery and error estimation19930049952WorkA fast method of numerical quadrature for p-version finite element matrices19930049953WorkComputational mechanics analysis tools for parallel-vector supercomputers19930049958WorkDesign of structures for Nuclear Electric Propulsion vehicles19930049959WorkAdvanced Main Combustion Chamber structural jacket strength analysis19930049960WorkFinite element analysis of the Space Shuttle Main Engine (SSME) alternate turbopump development (ATD) high pressure oxydizer turbopump (HPOTP)19930049961WorkImpact damage tolerance of thin wall composite struts19930049962WorkEffect of impact damage on the compression fatigue behavior of composite tubes19930049965WorkResponse of laminated composite plates to low-speed impact by airgun-propelled and dropped-weight impactors19930049970WorkShear buckling response of tailored, rectangular, composite plates19930049971WorkThermal-mechanical behavior of high precision composite mirrors19930049975WorkReliability based structural optimization - A simplified safety index approach19930049977WorkISAC - A tool for aeroservoelastic modeling and analysis19930049978WorkWing flutter boundary prediction using unsteady Euler aerodynamic method19930049986WorkVibration analysis of heated anisotropic plates with free edge conditions19930049992WorkQuantification of uncertainties in composites19930049993WorkProbabilistic assessment of composite structures19930049994WorkProbabilistic simulation of stress concentration in composite laminates19930049996WorkProbabilistic and structural reliability analysis of laminated composite structures based on the IPACS code19930050001WorkSolution-adaptive finite element method in computational fracture mechanics19930050003WorkCoupling finite and boundary element methods for 2-D elasticity problems19930050004WorkScaling effects in sublaminate-scaled composite laminates19930050007WorkA method for calculating strain energy release rate based on beam theory19930050013WorkConstruction concepts for precision segmented reflectors19930050014WorkStructural design considerations for the beam transmission optical system19930050015WorkDevelopment of a large space robot - A multi-segment approach. I19930050016WorkDevelopment of a large space robot - A multi-segment approach. II19930050017WorkUtilization of CAD/CAE for concurrent design of structural aircraft components19930050019WorkControls-structures integrated design optimization with shape variations19930050022WorkStructural/control system optimization with variable actuator masses19930050027WorkSelection of experimental modal data sets for damage detection via model update19930050028WorkDamage detection using experimentally measured mass and stiffness matrices19930050032WorkUsing experimental modal data to detect damage in a space truss19930050034WorkImproved dynamic analysis method using load-dependent Ritz vectors19930050036WorkForced response of mistuned bladed disk assemblies19930050037WorkBinary tree eigen solver in finite element analysis19930050038WorkProgressive matrix cracking in off-axis plies of a general symmetric laminate19930050039WorkProbabilistic simulation of the human factor in structural reliability19930050040WorkLifetime Reliability Evaluation of Structural Ceramic Parts with the CARES/LIFE Computer Program19930050041WorkA Numerical Round Robin for the Reliability Prediction of Structural Ceramics19930050042WorkParallel computing for probabilistic fatigue analysis19930050044WorkComputation of strain energy release rates for skin-stiffener debonds modeled with plate elements19930050045WorkA new interface element for connecting independently modeled substructures19930050048WorkGlobal/local finite element analysis for textile composites19930050050WorkA mixed formulation for interlaminar stresses in dropped-ply laminates19930050056WorkCompressive behavior of undulations in filament-wound composites19930050062WorkSensitivity of dual-wall structures under hypervelocity impact to multi-layer thermal insulation thickness and placement19930050147WorkGeometrically nonlinear analysis of stiffened composite panels with various end-support conditions19930050149WorkA variable-order laminated plate theory based on the variational-asymptotical method19930050151WorkA Vlasov theory for laminated composite circular beams with thin-walled open cross section19930050154WorkProbabilistic Assessment of Adaptive Space Truss Configurations for Thermal Buckling Resistance19930050158WorkComputational methods for efficient structural reliability and reliability sensitivity analysis19930050160WorkDynamics of rotating multicomponent turbomachinery systems19930050161WorkForeign object impact assessment of a high-Mach engine inlet19930050162WorkAn efficient procedure for cascade aeroelastic stability determination using nonlinear, time-marching aerodynamic solvers19930050163WorkExperimental Investigation of Counter-Rotating Propfan Flutter at Cruise Conditions19930050164WorkUnsteady aerodynamics and flutter of propfans using a three-dimensional Full-Potential Solver19930050165WorkOn the static stability of forward swept propfans19930050166WorkImplementation of a mesh adaptive scheme based on an element-level error indicator19930050167WorkA Lanczos algorithm for vibration, suckling and termal analysis19930050168WorkBLASIM - A computational tool to assess ice impact damage on engine blades19930050169WorkFinite element procedures for coupled linear analysis of heat transfer, fluid and solid mechanics19930050170WorkConfiguration-shape-size optimization of space structures by material redistribution19930050172WorkA new sensitivity analysis for structural optimization of composite rotor blades19930050173WorkSensitivity analysis of aeroelastic response of a wing using piecewise pressure representation19930050174WorkSensitivity analysis of flutter response of a typical section and a wing in transonic flow19930050175WorkRecent developments in equivalent plate modeling for wing shape optimization19930050177WorkSubstructure system identification and synthesis19930050179WorkModel updating based on sensitivities of system matrices19930050182WorkMultiple degree of freedom force-state component identification19930050186WorkThe cost of model reference adaptive control - Analysis, experiments, and optimization19930050189WorkOptimal active vibration absorber - Design and experimental results19930050190WorkGravity and suspension effects on the dynamics of controlled structures19930050191WorkGeometry control in prestressed adaptive space trusses19930050194WorkProbabilistically configured adaptive composite structures19930050195WorkActuator tuning for nonlinear truss structures - A neural network approach19930050196WorkAdaptive adjustment of a precision truss structure - Experimental validation19930050203WorkVibration control by limiting the maximum axial forces in space trusses19930050204WorkVibration control in statically indeterminate adaptive truss structures19930050207WorkActuator placement in prestressed adaptive trusses for vibration control19930050208WorkOptical pathlength control experiment on JPL phase B testbed19930050210WorkMethods for evaluation of the microgravity environment aboard Space Station Freedom19930050211WorkAn overview of recent advances in system identification19930050212WorkSystem identification of the JPL micro-precision interferometer truss - Test-analysis reconciliation19930050215WorkEstimation of full modal damping matrices from complex test modes19930050218WorkSubstructure-based control of flexible structures19930050221WorkSlewing maneuvers and vibration control of space structures by feedforward/feedback moment-gyro controls19930050066WorkOptimal design of imperfect, anisotropic, ring-stiffened cylinders under combined loads19930050068WorkGeometrically nonlinear design sensitivity analysis on parallel-vector high-performance computers19930050069WorkSensitivity analysis of Lyapunov and Riccati equations with application to controls-structures integrated design19930050071WorkStructural design utilizing updated, approximate sensitivity derivatives19930050077WorkIn-flight investigation of a rotating cylinder-based structural excitation system for flutter testing19930050080WorkAn inverse method for computation of structural stiffness distributions of aeroelastically optimized wings19930050083WorkA residual flexibility approach to multibody dynamics19930050084WorkContact-impact analysis of deployable space systems19930050095WorkEstimation of random bending strain using a scanning laser vibrometer19930050097WorkAn optical motion measuring system for laterally oscillated fatigue tests19930050098WorkThe sensitivity of identified modal parameters to sensor placement errors and construction tolerances19930050100WorkPostbuckling of laminated flat and curved panels under combined thermal and mechanical loadings19930050101WorkShear and compression buckling analysis for anisotropic panels with centrally located elliptical cutouts19930050103WorkBuckling response of laminates with spatially varying fiber orientations19930050105WorkStiffness, thermal expansion, and thermal bending formulation of stiffened, fiber-reinforced composite panels19930050107WorkRecent advances and progress towards an integrated interdisciplinary thermal-structural finite element technology19930050108WorkFinite element study of plate buckling induced by spatial temperature gradients19930050111WorkThe effects of stress and physical aging on the creep compliance of a polymeric composite19930050119WorkDesign of a blade stiffened composite panel by a genetic algorithm19930050121WorkOptimal placement of tuning masses on truss structures by genetic algorithms19930050122WorkNeurocomputing strategies in decomposition based structural design19930050125WorkExtension of a nonlinear systems theory to general-frequency unsteady transonic aerodynamic responses19930050126WorkExperimental unsteady pressures at flutter on the Supercritical Wing Benchmark Model19930050127WorkUnsteady transonic potential flow over a flexible fuselage19930050134WorkThe effect of nonsymmetric pressure stiffness on the dynamic characteristics of Solid Rocket Motors19930050135WorkHybrid experimental/analytical models of structural dynamics - Creation and use for predictions19930050136WorkAn evaluation of excitation techniques for time domain based flutter data processing19930050137WorkEstimating free-body modal parameters from tests of a constrained structure19930050138WorkCorrelation of ground tests and analyses of a dynamically scaled space station model configuration19930050139WorkSimulating flight boundary conditions for orbiter payload modal survey19930050244WorkVibration localization in mono- and bi-coupled bladed disks - A transfer matrix approach19930050245WorkFracture mechanics analyses for skin-stiffener debonding