Model-Based Development of Control Systems for Forestry Cranes

Model-based methods are used in industry for prototyping concepts based on mathematical models. With our forest industry partners, we have established a model-based workflow for rapid development of motion control systems for forestry cranes. Applying this working method, we can verify control algo...

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Main Authors: Pedro La Hera, Daniel Ortíz Morales
Format: Article
Language:English
Published: Wiley 2015-01-01
Series:Journal of Control Science and Engineering
Online Access:http://dx.doi.org/10.1155/2015/256951
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author Pedro La Hera
Daniel Ortíz Morales
author_facet Pedro La Hera
Daniel Ortíz Morales
author_sort Pedro La Hera
collection DOAJ
description Model-based methods are used in industry for prototyping concepts based on mathematical models. With our forest industry partners, we have established a model-based workflow for rapid development of motion control systems for forestry cranes. Applying this working method, we can verify control algorithms, both theoretically and practically. This paper is an example of this workflow and presents four topics related to the application of nonlinear control theory. The first topic presents the system of differential equations describing the motion dynamics. The second topic presents nonlinear control laws formulated according to sliding mode control theory. The third topic presents a procedure for model calibration and control tuning that are a prerequisite to realize experimental tests. The fourth topic presents the results of tests performed on an experimental crane specifically equipped for these tasks. Results of these studies show the advantages and disadvantages of these control algorithms, and they highlight their performance in terms of robustness and smoothness.
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institution Kabale University
issn 1687-5249
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publishDate 2015-01-01
publisher Wiley
record_format Article
series Journal of Control Science and Engineering
spelling doaj-art-65ab065a1ecb4b83a2e9ba052aa7ccb12025-08-20T03:34:14ZengWileyJournal of Control Science and Engineering1687-52491687-52572015-01-01201510.1155/2015/256951256951Model-Based Development of Control Systems for Forestry CranesPedro La Hera0Daniel Ortíz Morales1Department of Forest Technology, Swedish University of Agricultural Sciences, 90183 Umeå, SwedenDepartment of Applied Physics and Electronics, Umeå University, 90187 Umeå, SwedenModel-based methods are used in industry for prototyping concepts based on mathematical models. With our forest industry partners, we have established a model-based workflow for rapid development of motion control systems for forestry cranes. Applying this working method, we can verify control algorithms, both theoretically and practically. This paper is an example of this workflow and presents four topics related to the application of nonlinear control theory. The first topic presents the system of differential equations describing the motion dynamics. The second topic presents nonlinear control laws formulated according to sliding mode control theory. The third topic presents a procedure for model calibration and control tuning that are a prerequisite to realize experimental tests. The fourth topic presents the results of tests performed on an experimental crane specifically equipped for these tasks. Results of these studies show the advantages and disadvantages of these control algorithms, and they highlight their performance in terms of robustness and smoothness.http://dx.doi.org/10.1155/2015/256951
spellingShingle Pedro La Hera
Daniel Ortíz Morales
Model-Based Development of Control Systems for Forestry Cranes
Journal of Control Science and Engineering
title Model-Based Development of Control Systems for Forestry Cranes
title_full Model-Based Development of Control Systems for Forestry Cranes
title_fullStr Model-Based Development of Control Systems for Forestry Cranes
title_full_unstemmed Model-Based Development of Control Systems for Forestry Cranes
title_short Model-Based Development of Control Systems for Forestry Cranes
title_sort model based development of control systems for forestry cranes
url http://dx.doi.org/10.1155/2015/256951
work_keys_str_mv AT pedrolahera modelbaseddevelopmentofcontrolsystemsforforestrycranes
AT danielortizmorales modelbaseddevelopmentofcontrolsystemsforforestrycranes