This paper takes a SWATH-USV as the research object, and carries out a series of static water roll attenuation tests under different drafts and different initial roll angles. In order to study the roll motion mode of the SWATH-USV, we have established three mathematical models of the roll motion mode, and written the system identification software in C# language, based on the system identification theory and the genetic programming algorithm. Firstly, by calculating the predicted values of angular velocity under different drafts and different initial roll angles, the error between the test value and the fitted value was analyzed, and the consistency between the predicted value and the test result was found to be good, which proves the reliability of the system identification software. Secondly, through the further processing of the test data, the variation law of the torque coefficient affecting the rolling motion with the draft and the initial roll angle is preliminarily analyzed. Finally, the polynomial response surface method is applied to fit the equation containing the rolling hydrodynamic torque coefficient and the recovery moment coefficient, and the equation is found to be applicability. The analysis results and methods can provide reference for the study of the wave resistance of such USV, and provide important technical support for the subsequent optimization of the boat type.
Published in | American Journal of Mechanical and Industrial Engineering (Volume 3, Issue 5) |
DOI | 10.11648/j.ajmie.20180305.13 |
Page(s) | 91-98 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2018. Published by Science Publishing Group |
SWATH-USV, Ship Model Test, System Identification, Roll Motion Mode, Response Surface Fitting
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APA Style
Qin Yuxuan, Gao Shasha, Yu Yongqiang, Tang Yang, Yang Songlin. (2018). Research on the Rolling Motion Mode of a SWATH-USV. American Journal of Mechanical and Industrial Engineering, 3(5), 91-98. https://doi.org/10.11648/j.ajmie.20180305.13
ACS Style
Qin Yuxuan; Gao Shasha; Yu Yongqiang; Tang Yang; Yang Songlin. Research on the Rolling Motion Mode of a SWATH-USV. Am. J. Mech. Ind. Eng. 2018, 3(5), 91-98. doi: 10.11648/j.ajmie.20180305.13
AMA Style
Qin Yuxuan, Gao Shasha, Yu Yongqiang, Tang Yang, Yang Songlin. Research on the Rolling Motion Mode of a SWATH-USV. Am J Mech Ind Eng. 2018;3(5):91-98. doi: 10.11648/j.ajmie.20180305.13
@article{10.11648/j.ajmie.20180305.13, author = {Qin Yuxuan and Gao Shasha and Yu Yongqiang and Tang Yang and Yang Songlin}, title = {Research on the Rolling Motion Mode of a SWATH-USV}, journal = {American Journal of Mechanical and Industrial Engineering}, volume = {3}, number = {5}, pages = {91-98}, doi = {10.11648/j.ajmie.20180305.13}, url = {https://doi.org/10.11648/j.ajmie.20180305.13}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ajmie.20180305.13}, abstract = {This paper takes a SWATH-USV as the research object, and carries out a series of static water roll attenuation tests under different drafts and different initial roll angles. In order to study the roll motion mode of the SWATH-USV, we have established three mathematical models of the roll motion mode, and written the system identification software in C# language, based on the system identification theory and the genetic programming algorithm. Firstly, by calculating the predicted values of angular velocity under different drafts and different initial roll angles, the error between the test value and the fitted value was analyzed, and the consistency between the predicted value and the test result was found to be good, which proves the reliability of the system identification software. Secondly, through the further processing of the test data, the variation law of the torque coefficient affecting the rolling motion with the draft and the initial roll angle is preliminarily analyzed. Finally, the polynomial response surface method is applied to fit the equation containing the rolling hydrodynamic torque coefficient and the recovery moment coefficient, and the equation is found to be applicability. The analysis results and methods can provide reference for the study of the wave resistance of such USV, and provide important technical support for the subsequent optimization of the boat type.}, year = {2018} }
TY - JOUR T1 - Research on the Rolling Motion Mode of a SWATH-USV AU - Qin Yuxuan AU - Gao Shasha AU - Yu Yongqiang AU - Tang Yang AU - Yang Songlin Y1 - 2018/12/11 PY - 2018 N1 - https://doi.org/10.11648/j.ajmie.20180305.13 DO - 10.11648/j.ajmie.20180305.13 T2 - American Journal of Mechanical and Industrial Engineering JF - American Journal of Mechanical and Industrial Engineering JO - American Journal of Mechanical and Industrial Engineering SP - 91 EP - 98 PB - Science Publishing Group SN - 2575-6060 UR - https://doi.org/10.11648/j.ajmie.20180305.13 AB - This paper takes a SWATH-USV as the research object, and carries out a series of static water roll attenuation tests under different drafts and different initial roll angles. In order to study the roll motion mode of the SWATH-USV, we have established three mathematical models of the roll motion mode, and written the system identification software in C# language, based on the system identification theory and the genetic programming algorithm. Firstly, by calculating the predicted values of angular velocity under different drafts and different initial roll angles, the error between the test value and the fitted value was analyzed, and the consistency between the predicted value and the test result was found to be good, which proves the reliability of the system identification software. Secondly, through the further processing of the test data, the variation law of the torque coefficient affecting the rolling motion with the draft and the initial roll angle is preliminarily analyzed. Finally, the polynomial response surface method is applied to fit the equation containing the rolling hydrodynamic torque coefficient and the recovery moment coefficient, and the equation is found to be applicability. The analysis results and methods can provide reference for the study of the wave resistance of such USV, and provide important technical support for the subsequent optimization of the boat type. VL - 3 IS - 5 ER -