Pitch design and simulation analysis of variable pitch spiral structure

F LI, X ZONG, Y LI, J FU - Food and Machinery, 2023 - ifoodmm.cn
A new design method of spiral structure with equal diameter and variable pitch is proposed
to improve the spiral feeding accuracy of wheat flour. Solidworks software is used to …

An improved reduced-order model of an electric pitch drive system for wind turbine control system design and simulation

H Li, C Yang, Y Hu, X Liao, Z Zeng, C Zhe - Renewable Energy, 2016 - Elsevier
pitch drive systems have been introduced according to different research purposes. To design
a pitch drive system and analyze … much internal features of a pitch drive system as possible…

Modelling and characteristics analysis of the pitch system of large scale wind turbines

JC Dai, YP Hu, DS Liu, X Long - Proceedings of the …, 2011 - journals.sagepub.com
design of collective and individual pitch control [7]; the structure of an individual pitch system
was designed… ; the auto-disturbance rejection pitch control system was constructed by using …

Pitch analysis and control design for the linear motor of a railway carriage

B Yang, M Henke, H Grotstollen - Conference Record of the …, 2001 - ieeexplore.ieee.org
… In this paper the modelling of the system and a method for pitch … Finally the simulation and
experimental results of pitch … to analyze the second equation of (10) to control pitch dynamic …

The Design, Analysis, and Optimization of a New Pitch Mechanism for Small Wind Turbines

P Wang, D Bao, M Zhao, Z Shi, F Gao, F Han - Energies, 2023 - mdpi.com
designs a novel variable pitch adjustment device for small wind turbines. The generator spindle
is designed to … it and connects the pitch drive mechanism to the pitch actuator. The article …

Numerical analysis of aerodynamic performance of a floating offshore wind turbine under pitch motion

Y Fang, L Duan, Z Han, Y Zhao, H Yang - Energy, 2020 - Elsevier
… to these parameters of the pitch motion. First, amplitudes of … pitch period. In particular, the
wake interference phenomenon is the most evident when the pitch period is short and the pitch

Design and implementation of an intelligent digital pitch controller for digital hydraulic pitch system hardware-in-the-loop simulator of wind turbine

VL Narayanan, R Ramakrishnan - International Journal of Green …, 2021 - Taylor & Francis
… In this research work, an IDPC was designed for the proposed DHPS HIL simulator. The
proposed IDPC uses a Machine Learning (ML) technique – Feed-Forward Back Propagation-…

[HTML][HTML] Individual pitch controller characteristics analysis and optimization under aerodynamic imbalanced loads of wind turbines

S Tang, D Tian, J Fang, F Liu, C Zhou - Energy Reports, 2021 - Elsevier
… is the design premise of traditional individual pitch controller. … pitch controller is analyzed
based on the frequency-domain decomposition method and verified by the simulation analysis. …

[PDF][PDF] Intelligent pitch controller identification and design

A Torabi, AA Ahari, A Karsaz… - Journal of mathematics and …, 2014 - seeanco.com
… In this example we will design an autopilot that controls the pitch of an aircraft. The basic
coordinate axes and forces acting on an aircraft are shown in the figure given below. …

Pitch cone design and tooth contact analysis of intersected beveloid gears for marine transmission

C Zhu, L Liu, C Song, Y Xiang, H Liu - Mechanism and Machine Theory, 2014 - Elsevier
… A pitch cone based geometry design method considering line contact is proposed for … The
proposed pitch cone design applies the spatial gearing model to determine working pitch cone …