Browsing by Author "Cooke, Alastair K."

Browsing by Author "Cooke, Alastair K."

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  • Application of aerodynamic model structure determination to UAV data 
    Carnduff, S. D.; Cooke, Alastair K. (Royal Aeronautical Society, 2011-12-31)
    This paper concerns aircraft system identification and, in particular, the process of aerodynamic model structure determination. Its application to experimental data from unmanned aerial vehicles (UAVs) is also described. ...
  • CFD simulation of flow around angle of attack and sideslip angle vanes on a BAe Jetstream 3102 - Part 1 
    Bennett, Christopher J.; Lawson, Nicholas J.; Gautrey, James E.; Cooke, Alastair K. (Elsevier, 2017-03-16)
    CFD modelling techniques are exploited to investigate the local velocity field around angle of attack and sideslip angle sensors fitted to the nose of a modified BAe Jetstream 3102 small airliner. Analysis of the flow ...
  • CFD simulation of flow around angle of attack and sideslip angle vanes on a BAe Jetstream 3102 - Part 2 
    Bennett, Christopher J.; Lawson, Nicholas J.; Gautrey, James E.; Cooke, Alastair K. (Elsevier, 2017-03-16)
    A previous study analysing the local flow around angle of attack and sideslip angle vanes on a BAe Jetstream 3102 turboprop is extended to study the additional effects of bank angle. A full matrix of CFD simulations is ...
  • Control system development for autonomous soaring 
    Akhtar, Naseem (Cranfield University, 2010-01)
    Thermal and dynamic soaring are two techniques commonly used by birds to extract energy from the atmosphere. This enables them to reduce, energy used during flight and increases their endurance. The thermal soaring ...
  • Detection of shaft-seal rubbing in large-scale power generation turbines with acoustic emissions. Case study. 
    Mba, David; Cooke, Alastair K.; Roby, D; Hewitt, G (Professional Engineering Publishing, 2004-03-01)
    Rubbing between the central rotor and the surrounding stationary components of machinery such as large-scale turbine units can escalate into severe vibration, resulting in costly damage. Although conventional vibration ...
  • Development of a pilot model suitable for the simulation of large aircraft 
    Lone, Mohammad M.; Cooke, Alastair K. (Optimage Ltd. on behalf of the International Council of the Aeronautical Sciences, 2010-09)
    Effects of aeroservoelasticity on the manual control of large civil aircraft are investigated through a pilot modelling approach based on the modified optimal control model. A synopsis of modelling techniques is ...
  • Effect of wing flexibility on aircraft flight dynamics 
    Qiao, Yuqing (Cranfield University, 2012-02)
    The purpose of this thesis is to give a preliminary investigation into the effect of wing deformation on flight dynamics. The candidate vehicle is FW-11 which is a flying wing configuration aircraft with high altitude and ...
  • Effects of nonlinear flight control system elements on aircraft 
    Lone, Mudassir M.; Cooke, Alastair K. (Cranfield University, 2011-09)
    This report presents the experimental method and results from a series of desktop simulation tests designed to investigate manual control characteristics of young and relatively inexperienced civil pilots (24 years average ...
  • Fault tolerant control of a quadrotor using L-1 adaptive control 
    Xu, Dan; Whidborne, James F.; Cooke, Alastair K. (Emerald, 2016-01-01)
    Purpose – The growing use of small unmanned rotorcraft in civilian applications means that safe operation is increasingly important. The purpose of this paper is to investigate the fault tolerant properties to faults in ...
  • Fibre optic sensing for measuring rotor blade structural dynamics. 
    Weber, Simone (Cranfield UniversitySATM, 2019-04)
    Researchers and practitioners spend much e ort in developing theoretical methods to design and predict the performance of helicopter rotor blades. These blades have evolved to become complex structures designed to operate ...
  • Gust rejection properties of VTOL multirotor aircraft 
    Whidborne, James F.; Cooke, Alastair K. (Elsevier, 2018-01-11)
    The effect of rotor aerodynamics on the stability and control of multi-rotor aircraft is explored by analysis of a conceptual planar birotor aircraft. In particular, the effect of rotor tilt on the stability and zero-location ...
  • Handling qualities of high aspect ratio wing aircraft. 
    Portapas, Vilius (2018-07)
    To reduce the environmental impact of the aviation industry aircraft designers invest much effort to develop new and improve existing technologies to create new aircraft configurations. New high aspect ratio wings allow ...
  • Jetstream 31 national flying laboratory: Lift and drag measurement and modelling 
    Lawson, Nicholas J.; Jacques, H.; Gautrey, James E.; Cooke, Alastair K.; Holt, Jennifer C.; Garry, Kevin P. (Elsevier, 2016-11-09)
    Lift and drag flight test data is presented from the National Flying Laboratory Centre, Jetstream 31 aircraft. The aircraft has been modified as a flying classroom for completing flight test training courses, for engineering ...
  • Machine vision and scientific imaging for autonomous air vehicles (UAV). 
    Jameson, Pierre-Daniel (Cranfield UniversitySATM, 2008-08)
    This thesis outlines the necessary requirements to determine an Unmanned Aerial Vehicles (UAV’s) pose relative to a lead aircraft or target, thus enabling a UAV to successfully follow a lead aircraft or target. The use ...
  • Machine vison and scientific imaging for autonomous air vehicles (UAV) 
    Jameson, Pierre-Daniel (Cranfield UniversitySOE, 2008-09)
    This thesis outlines the necessary requirements to determine an Unmanned Aerial Vehicles (UAV’s) pose relative to a lead aircraft or target, thus enabling a UAV to successfully follow a lead aircraft or target. The use ...
  • Model simulation suitable for an aircraft at high angle of attack 
    Mohmad Rouyan, Nurhana (Cranfield University, 2016-01)
    Simulation of a dynamic system is known to be sensitive to various factors and one of them could be the precision of model parameters. While the sensitivity of flight dynamic simulation to small changes in aerodynamic ...
  • Modelling and simulation of flexible aircraft : handling qualities with active load control 
    Andrews, Stuart P. (Cranfield University, 2011-03)
    The study of the motion of manoeuvring aircraft has traditionally considered the aircraft to be rigid. This simplifying assumption has been shown to give quite accurate results for the flight dynamics of many aircraft ...
  • Modelling framework for flight dynamics of flexible aircraft 
    Portapas, Vilius; Cooke, Alastair K.; Lone, Mudassir M. (Vilnius Gediminas Technical University Press, 2016-12-20)
    The flight dynamics and handling qualities of any flexible aircraft can be analysed within the Cranfield Aircraft Accelerated Loads Model (CA2LM) framework. The modelling techniques and methods used to develop the framework ...
  • Neural network based dynamic model and gust identification system for the Jetstream G-NFLA 
    Antonakis, Aristeidis; Lone, Mudassir M.; Cooke, Alastair K. (Sage, 2016-05-18)
    Artificial neural networks are an established technique for constructing non-linear models of multi-input-multi-output systems based on sets of observations. In terms of aerospace vehicle modelling, however, these are ...
  • On scaling and system identification of flexible aircraft dynamics. 
    Yusuf, Sezsy Yuniorrita (Cranfield UniversitySATM, 2019-10)
    The use of subscale models has been common practice in the industry and has helped engineers gain more confidence in their design processes. However, each subscale model is developed for a specifc test, and consequently, ...