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Improving Wind Farm Dispatchability Using Model Predictive Control for Optimal Operation of Grid-Scale Energy Storage

Halamay, Douglas; Antonishen, Michael; Lajoie, Kelcey; … - In: Energies 7 (2014) 9, pp. 5847-5862

This paper demonstrates the use of model-based predictive control for energy storage systems to improve the … increasing reserve requirements. Large energy storage systems collocated with wind farms can improve dispatchability of the wind … plant by storing energy during generation over-the-schedule and sourcing energy during generation under …

Persistent link: https://www.econbiz.de/10010945701

Voltage Control Scheme with Distributed Generation and Grid Connected Converter in a DC Microgrid

Choi, Jong-Chan; Jeong, Ho-Yong; Choi, Jin-Young; Won, … - In: Energies 7 (2014) 10, pp. 6477-6491

Direct Current (DC) microgrids are expected to become larger due to the rapid growth of DC energy sources and power … small scale microgrid, such as a building microgrid. Therefore, a new control method is needed for a middle or large scale …

Persistent link: https://www.econbiz.de/10010945702

Post Feed-in Scheme Photovoltaic System Feasibility Evaluation in Italy: Sicilian Case Studies

Squatrito, Riccardo; Sgroi, Filippo; Tudisca, Salvatore; … - In: Energies 7 (2014) 11, pp. 7147-7165

Thanks to national energy policies, over recent years the Italian photovoltaic (PV) sector has undergone an … systems because they represent one of the most energy-intensive sectors in agriculture. The Italian feed-in scheme ended at … energy expenditures. …

Persistent link: https://www.econbiz.de/10010945703

Towards a Friendly Energy Management Strategy for Hybrid Electric Vehicles with Respect to Pollution, Battery and Drivability

Colin, Guillaume; Chamaillard, Yann; Charlet, Alain; … - In: Energies 7 (2014) 9, pp. 6013-6030

) into on-line energy management strategies (EMSs) for hybrid electric vehicles (HEVs) and plug-in hybrid electric vehicles … possible to find an energy management strategy that takes into account an increasing number of constraints (drivability …

Persistent link: https://www.econbiz.de/10010945704

A Model Predictive Control Approach for Fuel Economy Improvement of a Series Hydraulic Hybrid Vehicle

Vu, Tri-Vien; Chen, Chih-Keng; Hung, Chih-Wei - In: Energies 7 (2014) 11, pp. 7017-7040

This study applied a model predictive control (MPC) framework to solve the cruising control problem of a series hydraulic hybrid vehicle (SHHV). The controller not only regulates vehicle velocity, but also engine torque, engine speed, and accumulator pressure to their corresponding reference...

Persistent link: https://www.econbiz.de/10010945705

Experimental Investigation and Discussion on the Mechanical Endurance Limit of Nafion Membrane Used in Proton Exchange Membrane Fuel Cell

Xiao, Yang; Cho, Chongdu - In: Energies 7 (2014) 10, pp. 6401-6411

As a solution of high efficiency and clean energy, fuel cell technologies, especially proton exchange membrane fuel … from achieving the target from the Department of Energy (DOE). Thus, further understanding of the degradation mechanism is …

Persistent link: https://www.econbiz.de/10010945707

An Improved Genetic Algorithm for Optimal Stationary Energy Storage System Locating and Sizing

Wang, Bin; Yang, Zhongping; Lin, Fei; Zhao, Wei - In: Energies 7 (2014) 10, pp. 6434-6458

The application of a stationary ultra-capacitor energy storage system (ESS) in urban rail transit allows for the … recuperation of vehicle braking energy for increasing energy savings as well as for a better vehicle voltage profile. This paper … aims to obtain the best energy savings and voltage profile by optimizing the location and size of ultra-capacitors. This …

Persistent link: https://www.econbiz.de/10010945708

Modeling and Control of a Parallel Waste Heat Recovery System for Euro-VI Heavy-Duty Diesel Engines

Feru, Emanuel; Willems, Frank; Jager, Bram de; … - In: Energies 7 (2014) 10, pp. 6571-6592

. The model predictive control strategy provides 15% more time in vaporand recovered thermal energy than a classical … performance can be improved by 10% in terms of time in vapor and recovered thermal energy. This is demonstrated with an offline …

Persistent link: https://www.econbiz.de/10010945709

Methane Flux and Authigenic Carbonate in Shallow Sediments Overlying Methane Hydrate Bearing Strata in Alaminos Canyon, Gulf of Mexico

Smith, Joseph P.; Coffin, Richard B. - In: Energies 7 (2014) 9, pp. 6118-6141

In June 2007 sediment cores were collected in Alaminos Canyon, Gulf of Mexico across a series of seismic data profiles indicating rapid transitions between the presence of methane hydrates and vertical gas flux. Vertical profiles of dissolved sulfate, chloride, calcium, magnesium, and dissolved...

Persistent link: https://www.econbiz.de/10010945710

Experimental Investigation of Heat Transfer and Pressure Drop Characteristics of H-type Finned Tube Banks

Chen, Heng; Wang, Yungang; Zhao, Qinxin; Ma, Haidong; … - In: Energies 7 (2014) 11, pp. 7094-7104

H-type finned tube heat exchanger elements maintain a high capacity for heat transfer, possess superior self-cleaning properties and retain the ability to effect flue gas waste heat recovery in boiler renovations. In this paper, the heat transfer and pressure drop characteristics of H-type...

Persistent link: https://www.econbiz.de/10010945711