Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 35 for “"Vehicle Suspension"”.
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Investigation of vehicle suspension parameter characteristics
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1988.
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Elastodynamic Analysis of Vehicle Suspension Uprights
… its shape, weight distribution, type of suspension used, spring and shock absorber characteristics that are used in the tire properties, static and dynamic loading. Steady-state cornering implies that the forces acting on the vehicle are unchanging for a given time. The suspension …
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Modeling a vehicle suspension system as an educational laboratory exercise
… and applicable concepts of modeling a vehicle suspension system to students in the 2.672 class at MIT, a design of a lab apparatus and plan of the procedure for a laboratory exercise featuring the necessary materials was completed. Specifically, the exercise had the goal of teaching …
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Durability Analysis of Helical Coil Spring in Vehicle Suspension Systems
The suspension system in vehicles supports the vehicle's road stability and ride quality by scaling down the vibration responses resulting from road surface's roughness. This research focuses on fatigue life analysis of coil spring component. Static linear analysis is conducted on the 3D model of …
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A model analysis of an active vehicle suspension system using hydraullic control
… evaluate the performance of a laboratory active suspension. Much has been published on active suspension theory but relatively few have actually been built and reported on. This study examines the performance of two types of active suspension controllers and the performance of a hydraulic control …
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An analytical study of ride and handling performance of an interconnected vehicle suspension
Design of a vehicle suspension involves a difficult compromise among the ride, handling and directional control performance characteristics. While a soft suspension is desired to enhance ride quality, hard suspension springs are required to achieve good handling and directional control performance. …
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Combined Time and Frequency Domain Approaches to the Operational Identification of Vehicle Suspension Systems
… is an investigation into the identification of vehicle suspension systems from measured operational data. Methods of identifying unknown parameter values in dynamic models, from experimental data, are of considerable interest in practice. Much of the focus has been on the identification of …
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Use of axiomatic design principles to develop vehicle suspension controls for variable stiffness and ride height
Axiomatic Design principles are used to design a vehicle suspension system. The use of Axiomatic Design helps to guide the design of a decoupled system. The Design Matrix (DM) illustrates the independence among the Functional Requirements (FRs) and the Design Parameters (DPs). The ultimate goal is …
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Control of Vibration Systems with Mechanical Motion Rectifier and their Applications to Vehicle Suspension and Ocean Energy Harvester
… targets with two different control applications: vehicle suspension and ocean wave energy converter. It develops control methods for both systems with simplified modeling setup, then followed by the application of a novel mechanical motion rectifier (MMR) gearbox that uses mechanical one-way …
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Optimization, control, and knowledge extraction in engineering systems: Applications in vehicle suspension, thermal management, and floating offshore wind turbines
Submission published under a 24 month embargo labeled 'Closed Access', the embargo will last until 2026-08-01
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Modeling, Development and Experimental Validation of different Control Strategies for a Double-Damper Semi-Active Suspension System
Vehicle Suspension is an important sub-system in an automobile as it is directly related to the subjective qualities of ride comfort that the passengers perceive. A vehicle suspension works by insulating the driver and the passengers from the irregularities of the road. Moreover, a suspension is …
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Experimental Evaluation of Semiactive Magneto-Rheological Suspensions for Passenger Vehicles
… evaluates the dynamic response of a single vehicle suspension incorporating a magneto-rheological (MR) damper. A full-scale two-degree-of-freedom (2DOF) quarter-car test apparatus has been constructed at the Advanced Vehicle Dynamics Lab at Virginia Tech to evaluate the response of a vehicle …
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Analysis of hydraulic power transduction in regenerative rotary shock absorbers as function of working fluid kinematic viscosity
… specifically relate to energy recovery from a vehicle suspension system through the shock absorbers. A regenerative, hydraulic-based, rotary shock absorber was designed and fabricated for the purposes of this investigation. The kinematic viscosities ranging from 100 cSt to 200 cSt were used in …
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Effects of stabilizer bars on road vehicle ride quality
… the safety and road-holding capabilities of vehicles, manufacturers have begun a trend toward increasing vehicle body roll resistance by introducing stiffer roll-stabilizer bars. In this study vehicle suspension and road surface models are developed to investigate the effects of such …
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Development of a Semi Active Suspension System for Lightweight Automobiles
Vehicle suspension systems play an integral role in influencing the overall performance of a vehicle. The suspension system of a vehicle performs multiple tasks, such as maintaining contact between the tires and the road and isolating the frame of the vehicle from road-induced vibration and shocks. …
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Compliant Mechanism Suspensions
… has explored the use of compliant mechanisms in vehicle suspension systems, specifically where a compliant mechanism acts as part of the wheel locating mechanism and as the energy storage element. A compliant mechanism has the potential of reducing part count, joints, and manufacturing and …
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Dynamic simulation of semi-active suspension systems for durability analysis
The benefits of vehicles with semi-active suspension systems have been widely accepted, mainly for improvement in ride and handling, over the passive system. However, the durability of the suspension components resulting from this implementation received very little attention. Therefore, this …
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Nonlinear Investigation of the Use of Controllable Primary Suspensions to Improve Hunting in Railway Vehicles
… is a very common instability exhibited by rail vehicles operating at high speeds. The hunting phenomenon is a self excited lateral oscillation that is produced by the forward speed of the vehicle and the wheel-rail interactive forces that result from the conicity of the wheel-rail contours and …
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The analysis and simulation of the spectral and statistical properties of road roughness for package performance testing
… is traditionally based on the reproduction of vehicle vertical acceleration from the Power Spectral Density (PSD) estimate. The vertical vehicle response acceleration is primarily a function of vehicle suspension and speed, but is ultimately caused by fluctuations in the road surface. This …
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