...Yue Zhang; Cheng Wei; Dong Pan; Yang Zhao Purpose – The purpose of this paper is to provide an accurate dynamic model for the flexible cable capture mechanism and to analyze the dynamic characteristics in the capturing process. Design/methodology/approach – The absolute nodal coordinate...

... Approximate solution Relative motion Time‐varying terms Melton's problem Linearized J₂ perturbations Simulation results Spacecraft dynamics Spacecraft Spacecraft navigation Dynamics Aerodynamics Symbols a=semi‐major diameter (km) e=eccentricity...

... Publishing Limited 2013 Control systems Dynamics Aircraft engineering Aircraft navigation Unmanned combat air vehicle Takeoff roll Aircraft ground dynamics Automatic takeoff control Directional control Time‐scale decomposition The tire is approximately treated as a rigid body...

...Shi Rongqi; Song Jianmei Purpose The purpose of this paper is to clarify the dynamic principle of internal structure of a complex morphing wing and control the wing to change configurations rapidly and smoothly. It includes modeling the dynamics of the morphing wing and designing a rational...

... for high‐precision attitude dynamics and control around asteroids. Practical implications This high‐precision model is of importance for the future asteroids missions for scientific explorations and near‐Earth objects (NEOs) mitigation. Originality/value In comparison with previous models...

... The formulas obtained are new and fundamental for the analysis of aircraft dynamics. Gilles Labonté can be contacted at: labonte‐g@rmc.ca L=lift=(1/2)ρ_∞S C_LV_∞² M=Mach number=V/a(h) P=power of the engine in watt R=specific gas constant for air...

... simplicity and relatively large thrust generation at low‐flapping frequency. This flapping wing has the potential to provide propulsion for a MAV or other submarine systems. © Emerald Group Publishing Limited 2010 Aerodynamics Dynamics Motion R/C=dimensionless pitch axis distance...

.... when the airfoil experiences significant oscillations beyond the static stall. It is concluded that this is due to dynamic stall phenomenon. Practical implications Findings of the present study give valuable information, which can be used to characterize wakes of micro air vehicles, helicopter's...

... Emerald Group Publishing Limited 2009 Kinematics Dynamics Optimal control Flight performance Optimization techniques In this paper, the development of optimal gain tuning for Stewart manipulator based on mission information is studied. Three techniques are considered: no‐, partial...

... on aerodynamics and flight control system. A mathematical model was also developed for the reversible longitudinal flight control system of a regional commuter aircraft using the available geometry, mass property and kinematics. The model was incorporated into a general multi‐body dynamics code and validated...

...Xin‐long Chen; Di Yang Purpose The purpose of this paper is to examine the attitude control problem of a certain and big flexible satellite with unmodeled dynamics and unknown bounded disturbances and control input saturation; and to present a design method of robust adaptive controllers (RACs...

... in the presence of windshear are investigated. First, the rotary wing dynamic model considered is the one of flap‐pitch (including the elastic deformation of the control system)‐torsion coupling. The induced velocity nonuniform distribution derived from vortex theory is taken into account...

... of the frequency versus the non‐dimensional follower force for the beam without any intermediate mass and the rocket mass being taken as zero for two sets of values of rotary inertia parameter, R and shear deformation parameter, S. It can be observed that as the dynamic critical load is reached...

... coefficients of the empirical model of RWA, and improving the accuracy. This method is simple, practical for the system design. © Emerald Group Publishing Limited 2006 Energy Spacecraft Dynamics Control systems Modelling Harmonics The first step to set up the empirical model...

... of He and Xe. As Figure 2 shows, cell heat pipe along the radial is divided into 12 nodes. Heat pipe wall is a node. PCM canister inner wall is a node. Zones of PCM are divided into 8 nodes. Fixed cavity is a node. PCM canister outer wall is a node. Simulation Numerical analysis Dynamics...

...Jean‐Charles Mare Purpose To develop structured guidelines for the synthesis of dynamic force simulators that are required for the testing of high speed aerospace actuators. To provide realistic and proven solutions at both test bench hardware and control design levels. Design/methodology...

...Guoqiang Wu; Zhaowei Sun; Xianren Kong; Dan Zhao Purpose Combining the characteristic of satellite “minisize nucleus” non‐equilibrium molecular dynamics (NEMD) method is used. We select corresponding Tersoff potential energy function to build model and, respectively, simulate thermal...

...M. Hasan Shaheed Purpose To develop a non‐linear modelling technique for modern air vehicles with an application to a twin rotor multi‐input‐multi‐output system (TRMS) which resembles the dynamics of a helicopter to a certain extent and presents formidable control challenges. Design/methodology...

... procedure is based on the extension of dynamic, shear deformable theory initially according to Sanders' theory, which can be reduced to Love's and Donnell's theories by means of tracers. Findings – Flutter is observed to be more common than divergence under follower loading; the magnitude of the flutter...

... in these two positions was compared with that of an occupant in the prone position. To obtain the best prone support configuration, different concepts were considered during the analysis. A dynamic event simulation program called ADAMS was used to perform the analysis, and existing injury criteria and a study...