Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors

The steering system of a vehicle impacts on the vehicle performance, safety and on the driver’s comfort. Moreover, in off-road vehicles using hydrostatic steering systems, the energy dissipation also becomes a critical issue. These aspects push and motivate innovation, research and analysis in the f...

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Main Authors: Barbara Zardin, Massimo Borghi, Francesco Gherardini, Nicholas Zanasi
Format: Article
Language:English
Published: MDPI AG 2018-01-01
Series:Energies
Subjects:
Online Access:http://www.mdpi.com/1996-1073/11/1/230
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author Barbara Zardin
Massimo Borghi
Francesco Gherardini
Nicholas Zanasi
author_facet Barbara Zardin
Massimo Borghi
Francesco Gherardini
Nicholas Zanasi
author_sort Barbara Zardin
collection DOAJ
description The steering system of a vehicle impacts on the vehicle performance, safety and on the driver’s comfort. Moreover, in off-road vehicles using hydrostatic steering systems, the energy dissipation also becomes a critical issue. These aspects push and motivate innovation, research and analysis in the field of agricultural tractors. This paper proposes the modelling and analysis of a hydrostatic steering system for an agricultural tractor to calculate the performance of the system and determine the influence of its main design parameters. The focus here is on the driver’s steering feel, which can improve the driver’s behavior reducing unnecessary steering corrections during the working conditions. The hydrostatic steering system is quite complex and involves a hydraulic circuit and a mechanical mechanism to transmit the steering to the vehicle tires. The detailed lumped parameters model here proposed allows to simulate the dynamic behavior of the steering system and to both enhance the understanding of the system and to improve the design through parameters sensitivity analysis.
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spelling doaj.art-0105cb1095c24f5b957e6689453879d62022-12-22T04:01:43ZengMDPI AGEnergies1996-10732018-01-0111123010.3390/en11010230en11010230Modelling and Simulation of a Hydrostatic Steering System for Agricultural TractorsBarbara Zardin0Massimo Borghi1Francesco Gherardini2Nicholas Zanasi3Engineering Department Enzo Ferrari, University of Modena and Reggio Emilia, Via P. Allegri 10, 41124 Modena, ItalyEngineering Department Enzo Ferrari, University of Modena and Reggio Emilia, Via P. Allegri 10, 41124 Modena, ItalyEngineering Department Enzo Ferrari, University of Modena and Reggio Emilia, Via P. Allegri 10, 41124 Modena, ItalyCNH Industrial, San Matteo, Viale delle Nazioni 55, 41100 Modena, ItalyThe steering system of a vehicle impacts on the vehicle performance, safety and on the driver’s comfort. Moreover, in off-road vehicles using hydrostatic steering systems, the energy dissipation also becomes a critical issue. These aspects push and motivate innovation, research and analysis in the field of agricultural tractors. This paper proposes the modelling and analysis of a hydrostatic steering system for an agricultural tractor to calculate the performance of the system and determine the influence of its main design parameters. The focus here is on the driver’s steering feel, which can improve the driver’s behavior reducing unnecessary steering corrections during the working conditions. The hydrostatic steering system is quite complex and involves a hydraulic circuit and a mechanical mechanism to transmit the steering to the vehicle tires. The detailed lumped parameters model here proposed allows to simulate the dynamic behavior of the steering system and to both enhance the understanding of the system and to improve the design through parameters sensitivity analysis.http://www.mdpi.com/1996-1073/11/1/230hydrostatic steering systemsimulationsensitivity analysisrotary valve analysisagricultural tractors
spellingShingle Barbara Zardin
Massimo Borghi
Francesco Gherardini
Nicholas Zanasi
Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
Energies
hydrostatic steering system
simulation
sensitivity analysis
rotary valve analysis
agricultural tractors
title Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
title_full Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
title_fullStr Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
title_full_unstemmed Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
title_short Modelling and Simulation of a Hydrostatic Steering System for Agricultural Tractors
title_sort modelling and simulation of a hydrostatic steering system for agricultural tractors
topic hydrostatic steering system
simulation
sensitivity analysis
rotary valve analysis
agricultural tractors
url http://www.mdpi.com/1996-1073/11/1/230
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AT nicholaszanasi modellingandsimulationofahydrostaticsteeringsystemforagriculturaltractors