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    • Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering Journal

    Papers
    Self-adaptive Phase Compensation Characteristics and Safeguard-Phase-margin Design of an Unsymmetrical Current-Sensing Resistor for Magnetically Suspended Flywheels
    Yuan Ren,Xiaocen Chen,Yuanwen Cai,Cunxiao Miao,Weijie Wang
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2017）
    This paper presents the self-adaptive phase compensation characteristics and quantitative design of an unsymmetrical current-sensing resistor for magnetically suspended flywheel (MSFW) system with strong gyroscopic effects. Aimed at the nutation stability of the MSFW control syst...
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    Attitude Control of A Small-Scale Helicopter Based on Backstepping
    Shuai Tang,QiuHui Yang,ShaoKe Qian,ZhiQiang Zheng
    Proceedings of the Institution of Mechanical Engineers Part G, Journal of aerospace engineering（2014）
    In this paper, the attitude control of a small-scale helicopter is investigated. The main rotor flapping dynamics is explicitly explored to improve the control performance. Backstepping technique is adopted to derive the control law, and extended state observer is applied to esti...
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    Multi-Objective Shape Control of Prestressed Structures with Genetic Algorithms
    X. Xu,Y-Z Luo
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2008）
    The shape of a prestressed structure is sensitive to external errors/stimuli due to its lightweight and high flexibility When the shape distortion is deemed unacceptable, adjustment of the nodal positions is required. In this article, the shape control of a prestressed structure ...
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    Design and Wind Tunnel Experimental Validation of a Controlled New Rotary Actuation System for a Morphing Wing Application
    Michel Joel Tchatchueng Kammegne,Lucian Teodor Grigorie,Ruxandra Mihaela Botez,Andreea Koreanschi
    AIAA Atmospheric Flight Mechanics Conference（2012）
    The paper presents the design and the experimental validation of a position controller for a morphing wing application. The actuation mechanism uses two DC motors to rotate two eccentric shafts which morph a flexible skin along two parallel actuation lines. In this way, the devel...
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    Modelling of Fire-Suppressant Injection into Engine Nacelle for Various Flight Regimes
    Mohamed A. Mohamed,Tze H. New,Bing F. Ng
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2023）
    In this study, the injection of Halon 1301, an effective fire-suppressing agent, into a helicopter engine nacelle is modelled to provide insights into dispersion behaviour alongside complex flow physics. The injection velocity as well as the mass flow rate were retrieved via a 1-...
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    A Comprehensive Control Strategy for Integrated Flight/propulsion Systems
    M. Yasar,A. Ray,J. F. Horn
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2008）
    Integration of flight and propulsion control systems in advanced aircraft has attracted much attention because of ever increasing demand on enhancement of performance and reliability. As the underlying dynamic couplings and non-linear interactions of flight and propulsion systems...
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    A New Curvature-Controlled Stacking-Line Method for Optimization Design of Compressor Cascade Considering Surface Smoothness
    Xinyi Zhang,Xiaoqing Qiang,Jinfang Teng,Wensheng Yu
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2020）
    The paper presents an advanced parametric method of blade stacking lines in terms of sweep and lean based on controlled curvature. To the knowledge of the authors, there is no related approach reported in open literature that uses Bezier spline as the radial curvature distributio...
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    Multimodal Control Parameter Optimization for Aircraft Longitudinal Automatic Landing Via the Hybrid Particle Swarm-Bfgs Algorithm
    Qi Bian,Brett Nener, Ting Li,Xinmin Wang
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2019）
    The airborne automatic landing system needs to provide both accurate trajectory tracking and constant sink rate. In this article, a hybrid optimizer combining a modified particle swarm algorithm with the damped Broyden–Fletcher–Goldfarb–Shanno (BFGS) method is presented to not on...
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    Thrust Acceleration Estimation Using an On-Line Non-Linear Recursive Least Squares Algorithm
    N. Ghahramani,A. Naghash,F. Towhidkhah
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2008）
    In this article, a robust non-linear recursive algorithm, featuring a highly reduced computational load, is proposed to estimate the thrust acceleration of a typical flight vehicle. The robustness of this new algorithm allows a significant increase of deviations in initial values...
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    Updating of Aerodynamic Reduced Order Models Generated Using Computational Fluid Dynamics
    L. M. Griffiths,A. L. Gaitonde,D. P. Jones,M. I. Friswell
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2017）
    Reduced order models of computational fluid dynamics codes have been developed to decrease computational costs; however, each reduced order model has a limited range of validity based on the data used in its construction. Further, like the computational fluid dynamics from which ...
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    Technical Considerations on the Takoradi–Cairo Air Route of the Second World War
    R. Martinez-Val
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2019）
    This paper describes an initiative of the British War Cabinet to procure thousands of aircraft to Egypt during the crucial, central years of the Second World War. The aircraft were sent crated by cargo ships to Takoradi, in the Gold Coast (current Ghana), assembled at an on-purpo...
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    Flight Dynamics Helicopter Model Validation Based on Flight Test Data
    A. Hilluta,R. M. Botez
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2007）
    In the current paper, a new technique for a helicopter model estimation based on flight test data is presented. The state space helicopter models, for different flight conditions, are computed. The method is automatic and is applied when one knows the motion parameters types x, y...
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    Non-linear Unsteady Aerodynamic Model for Insect-Like Flapping Wings in the Hover. Part 2: Implementation and Validation
    Sa Ansari,R Zbikowski,K Knowles
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2006）
    The essence of this two-part paper is the analytical, aerodynamic modelling of insect-like flapping wings in the hover for micro-air-vehicle applications. A key feature of such flapping-wing flows is their unsteadiness and the formation of a leading-edge vortex in addition to the...
    Cited146Views0
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    RBF Neural Network-Based Sliding Mode Vibration Control of a Flexible Cantilever Plate Using Laser Displacement Measurement
    Zhi-Cheng Qiu,Si-Ma Zhang
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2016）
    This paper is concerned with active vibration control of a flexible piezoelectric cantilever plate using a nonlinear radial basis neural network sliding mode control (RBFNN-SMC) algorithm and laser displacement measurement. In order to decouple the low-frequency vibration signals...
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    Analytical Weight Estimation of Landing Gear Designs
    R. C. Munjulury, P. Berry, D. Borhani Coca,A. Pares Prat,P. Krus
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2017）
    Landing gear weight calculations can be carried out using statistical or analytical methods. Statistical methods were used in the past and offered quick group weights. However, they are not capable of computing accurately the weight of landing gears, which have special geometries...
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    Uncertainty-based Model-Order Reduction of Flexible Systems Preserving Robust Closed-Loop Performance
    N. Aouf,B. Boulet
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2008）
    In the current paper, initial research results on uncertainty-based closed-loop model-order reduction techniques for flexible systems are detailed. Two uncertainty models to decide what flexible modes to be truncated from the original flexible system model while preserving closed...
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    Carrier Deck Launching of Adapted Land-Based Airplanes
    J. L. Hernando,R. Martinez-Val
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2020）
    VTOL Harrier aircraft has been the basic combat airplane for many Navies, but it will soon be retired from service. Three main alternatives appear: to incorporate another, already existing or under development airplane; to design a completely new aircraft; or to modify an existin...
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    Three-dimensional Suboptimal Guidance Law Based on Θ – D Technique and Nonlinear Disturbance Observer
    Chaoyuan Man,Rongjie Liu,Shihua Li
    PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART G-JOURNAL OF AEROSPACE ENGINEERING（2019）
    In this paper, a nonlinear suboptimal guidance system is presented for the missile targeting an unknown arbitrary target. An integrated quadratic performance index is minimized in this guidance law, and the whole design is based on the exact 3D nonlinear missile-target dynamics w...
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    Multi-objective Evolutionary—fuzzy Augmented Flight Control for an F16 Aircraft
    P. Stewart,D. Gladwin,M. Parr,J. Stewart
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2009）
    In this article, the multi-objective design of a fuzzy logic augmented flight controller for a high performance fighter jet (the Lockheed-Martin F16) is described. A fuzzy logic controller is designed and its membership functions tuned by genetic algorithms in order to design a r...
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    Modelling, Analysis and Experimental Study of the Prop-Rotor of Vertical/short-Take-off and Landing Aircraft
    Xiao Yang,Xiangyang Wang,Jihong Zhu,Wenhui Yan
    Proceedings of the Institution of Mechanical Engineers Part G Journal of Aerospace Engineering（2022）
    The main objective of this work is to characterise the prop-rotor of V/STOL (Vertical/short-take-off and landing) aircraft in various operating conditions, especially in transition flight. To this end, a BET (Blade element theory) based analytic model/tool with a low computationa...
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