Researching | Structural load inversion and state analysis of floating wind turbine tower based on joint input-state estimation

Chinese Journal of Ship Research, Volume. 19, Issue 4, 167(2024)

Structural load inversion and state analysis of floating wind turbine tower based on joint input-state estimation

Chao WANG^1,2, Minghao CUI^1,2,3, Nan ZHOU^1,2,4, Peng CHEN^1,2,3, and Zhengshun CHENG^1,2,3

Author Affiliations

¹State Key Laboratory of Ocean Engineering, Shanghai Jiao Tong University, Shanghai 200240, China

²School of Ocean and Civil Engineering, Shanghai Jiao Tong University, Shanghai 200240, China

³Yazhou Bay Institute of Deepsea Science and Technology, Shanghai Jiao Tong University, Sanya 572024, China

⁴Offshore Oil Engineering Co. Ltd., Tianjin 300459, China

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References (16)

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Table 1. Parameter settings in SIMA
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Table 1. Parameter settings in SIMA
参数数值
仿真时长/s 500
仿真步长/s 0.01
波浪入射方向 y轴负方向
JONSWAP波浪谱有义波高H_s/m 1.2
JONSWAP波浪谱谱峰周期T_p/s 8
JONSWAP波浪谱谱形参数γ 3.3

Table 2. Mean relative error of tower root loads in six degrees of freedom
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Table 2. Mean relative error of tower root loads in six degrees of freedom
变量数值/% 变量数值/%
e_x 9.62 e_xr 4.39
e_y 4.81 e_yr 4.07
e_z 3.38 e_zr 5.67

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Chao WANG, Minghao CUI, Nan ZHOU, Peng CHEN, Zhengshun CHENG. Structural load inversion and state analysis of floating wind turbine tower based on joint input-state estimation[J]. Chinese Journal of Ship Research, 2024, 19(4): 167

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Paper Information

Category: Technology and Equipment for Development and Utilization of Marine New Energy

Received: Apr. 18, 2024

Accepted: --

Published Online: Mar. 14, 2025

The Author Email:

DOI:10.19693/j.issn.1673-3185.03885

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology