aircraft landing gear
The evaluation of tungsten carbide thermal spray coatings as replacements for electrodeposited chrome plating on aircraft landing gear
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Objective The objective of the study was to determine the suitability of WC thermal spray coatings as replacements for chrome plating on specific components. If this objective could be accomplished, the investigation of the replacement of chrome plating on other parts by
Aircraft landing gear simulation and analysis
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A computer aided graphical synthesis was undertaken to understand the kinematics of a nose wheel landing gear mechanism such as that on the Lockheed F16 using Working Model software. The mobility of the design was verified by computer animation. To contrast
Analysis of landing gear behaviour for trainer aircraft
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In the field of aircraft landing analysis, the use of a multibody code such as ADAMS has enormous potential: it allows the designer to create as complex a model as desired, with the possibility of integrating subsystems and of accounting, for example, for aerodynamics and
Design of retraction mechanism of aircraft landing gear
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A computer aided modeling of a nose wheel landing gear mechanism of a light airplane is under consideration. The design process is carried out under the assumption that the exact volume in the fuselage for the gear is defined. The Solid Edge system is used in order to
Aircraft landing gear brake squeal and strut chatter investigation
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Aircraft landing gear sque. J and chatter vibration problems were investigated to determine tl eir effects on passenger compartment vibrations, landing gear damage and brake wear. A digital computer program was used to simulate an aircraft braking stop and has
Light Aircraft Main Landing Gear Design and Development
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The need for lightweight, high performance flying machine has today shifted the emphasis from the use of conventional advanced metallic materials to that of composites. High specific strength and stiffness characteristics coupled with techno economic feasibility are a
Characteristic Aircraft Landing Gear Thermo-Tribo-Mechanical Model
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ABSTRACT A methodology for studying the characteristic thermal response of a landing gear (LG) shock absorber is presented. Rough runways induce high loads on the shock absorber bearings and because of high relative sliding speeds of the shock absorber piston
Titanium metal matrix composite development for commercial aircraft landing gear structure
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We have developed a prototype Titanium Metal Matrix Composite (TiMMC) Landing Gear Components as a potential replacement for Ultra-High Strength Steel (300M) Components and have achieved a 30% reduction in weight, and mitigated the risk of corrosion and
Modeling and analysis of aircraft landing gear : experimental approach
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The main objective of this paper to present prototype of aircraft landing gear using higher end CAD software to study the behavior of landing gear as per actual working condition and to perform structural analysis to study the landing gear behavior for cyclic loading (fatigue
Linear Static and Fatigue Analysis of Nose Landing Gear for Trainer Aircraft
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The main objective of this paper is to present prototype of aircraft landing gear using CATIA V5 software to study the behavior of landing gear as per actual working condition and to perform structural analysis to study the landing gear behavior for cyclic loading (fatigue
Band-pass shock and vibration absorbers for application to aircraft landing gear
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Thispaperis concernedwitha new seriesof frequency-discriminating shockabsorberswithspecialreferenceto landing -gearapplications. These newfilter- actionabsorbers, calledband-passshockabsorbers, wereoriginatedat
On the influence of longitudinal tyre slip dynamics on aircraft landing gear shimmy
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Landing gear are a key structure in aircraft , not only supporting it on the ground, but also absorbing energy during landing , taxiing and braking. Due to the complexity of their construction, their dynamic behaviour is extremely complicated and the nonlinear response
Aircraft Landing Gear Fluid Level and Landing Energy Monitoring System
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Hard landing events and improper hydraulic fluid level within the landing gear shock strut have historically caused failures and aircraft mishaps and have been highlighted with recent aircraft incidents. This paper describes a structural health monitoring (SHM) system that will
Multilevel optimization approach applied to aircraft nose landing gear
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General multilevel approach of large-scale multidisciplinary structural problems is considered. Optimization approach is applied to multidisciplinary structural problems like: minimum weight of aircraft nose landing gear structure under various strength and stiffness
Aircraft landing gear design and development
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Landing gear is one of the critical subsystems of an aircraft . The need to design landing gear with minimum weight, minimum volume, high performance, improved life, and reduced life cycle cost have posed many challenges to landing gear designers and practitioners. Further
Efficient shape optimisation of an aircraft landing gear door locking mechanism by coupling Abaqus to GENESIS
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The objective of this work was to minimize the mass of a mechanism for locking aircraft landing gear doors whilst ensuring stresses did not exceed the material allowable stress. A typical metallic locking mechanism comprises a frame attached to the aircraft structure and
Actively controlled landing gear for aircraft vibration reduction
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Abstract Concepts for long-range air travel are characterized by airframe designs with long, slender, relatively flexible fuselages. One aspect often overlooked is ground induced vibration of these aircraft . This paper presents an analytical and experimental study of
Predicted and measured landing gear loads for the NF-5 aircraft taxiing over a bumpy runway
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SUMMARY SA imple mathematical modcl of the NF-5A aircraft has been developed. The model has been validated using measured results. Landing gear loads have been calculated for the aircraft taxiing across a repaired*; runway using an AI-2 mat. The results
Design optimization of landing gear of an aircraft a review
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Landing gear of an aircraft is an equipment that serves two primary functions. First, it allow aircraft to safely and successfully land and second is to support aircraft at rest condition. Landing gear is designed according to requirement and nature of work of aircraft . In this
Novel optimization strategy for composite beam type landing gear for light aircraft
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Composite beam type landing gear have applications in small light aircraft . A novel optimization strategy using Nastran finite element models and sol 200 (optimization solution sequence) is presented in this paper. The analysis criteria are to meet stiffness strength and