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RISDynamic Model of a Vanadium Redox Flow Battery for System Performance Control
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The vanadium redox flow battery (VRFB) is an attractive grid scale energy storage option, but high operating cost prevents widespread commercialization. One way of mitigating cost is to optimize system performance, which ...
Optimal Power Dispatch and Control of an Integrated Wind Turbine and Battery System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Battery energy storage systems (BESSs) have been integrated with wind turbines to mitigate wind intermittence and make wind power dispatchable as traditional power sources. This paper presents two phases of optimizations, ...
An Adaptive Wind Turbine Controller Considering Both the System Performance and Fatigue Loading
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Wind energy is a clean and renewable source for electricity generation. To reduce the costs associated with wind power generation, development of a control methodology that maximizes the wind energy capture and mitigates ...
A Constrained Extended Kalman Filter for State of Charge Estimation of a Vanadium Redox Flow Battery With Crossover Effects
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: One of the main issues with vanadium redox flow batteries (VRFBs) is that vanadium ions travel across the membrane during operation which leads to a concentration imbalance and capacity loss after longterm cycling. Precise ...
An Adaptive Economic Model Predictive Control Approach for Wind Turbines
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Motivated by the reduction of overall wind power cost, considerable research effort has been focused on enhancing both efficiency and reliability of wind turbines. Maximizing wind energy capture while mitigating fatigue ...
Dynamic Modeling of Directional Drillstring: A Linearized Model Considering Well Profile
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Drillstring vibration can cause fatigue failure of the drill pipe, premature wear of the bit, and a decreased drilling efficiency; therefore, it is important to accurately model the drillstring and bottomhole assembly (BHA) ...
A Dynamic System Model for Roll-to-Roll Dry Transfer of Two-Dimensional Materials and Printed Electronics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Roll-to-roll (R2R) dry transfer is an important process for manufacturing of large-scale two-dimensional (2D) materials and printed flexible electronics. Existing research has demonstrated the feasibility of dry transfer ...
Real-Time Bradycardia Prediction in Preterm Infants Using a Dynamic System Identification Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Chronic bradycardia, or slowing of heart rate, is common in preterm infants, and may often lead to neuropsychiatric disorders, developmental problems, and impaired cognitive functions in the long term. Therefore, early ...
A Finite Element Method With Full Bit-Force Modeling to Analyze Drillstring Vibration
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Drillstring vibration is detrimental to drilling operations. It is crucial to understand the underlying mechanisms to circumvent these vibrations and to help improve drilling performance. This paper presents a six ...
An Integrated Control and Design Framework for Optimizing Energy Capture and Component Life for a Wind Turbine Variable Ratio Gearbox
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Small wind turbines are a promising technology that can provide renewable power to rural and remote communities. In order to increase the efficiency and competitiveness of small wind technology, it is necessary to maximize ...