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Analysis, Simulation, and Experiments of Dynamics and Control of a Hydrostatic Wind Turbine Under Partial Load1
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Kω2 control, also called torque control, is a popular method for maximizing wind turbine power. For hydrostatic wind turbines, torque control becomes pressure control with pc = K′ω2 because pressure is proportional to ...
A Mathematical Model to Analyze the Torque Caused by Fluid–Solid Interaction on a Hydraulic Valve
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a threedimensional (3D) computational fluid dynamics (CFD) methodology to improve the performance of hydraulic components will be shown, highlighting the importance that a study in the fluid mechanics field ...
A Modeling Approach to Study the Fluid-Dynamic Forces Acting on the Spool of a Flow Control Valve
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper introduces an approach to study a valve's internal fluid dynamics. During operation, the flow causes forces on the spool. These forces must be correctly balanced. Since these forces cannot be measured, a ...
Analysis of Short Term Energy Storage for Midsize Hydrostatic Wind Turbine1
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a novel method of capturing more energy from the wind using shortterm energy storage in a hydrostatic wind turbine. A hydrostatic transmission (HST) not only provides reliable operation but also enables ...
A Fast and Effective Method for the Optimization of the Valve Plate of Swashplate Axial Piston Pumps
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This research presents a lumped parameter numerical model aimed at designing and optimizing an axial piston pump. For the first time, it has been shown that a lumped parameter model can accurately model axial piston pump ...
Lubrication and Fluid Film Study on the Vane Tip in a Vane Pump Hydraulic Transmission Considering a Fluid and Structure Interaction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A mathematical modeling approach to determine fluid film thickness on the vane tip in a vane pump transmission is developed. The transmission is based on a double-acting vane pump with an additional output shaft coupled ...
Comparative Study of Energy Management Strategies for Hydraulic Hybrids
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The sensitivity of energy management strategies (EMS) with respect to variations in drive cycle and system parameters is considered. The design of three strategies is presented: rulebased, stochastic dynamic programming ...