Modelling and control of single VSI leading experimental hybrid power system integrating a wind turbine simulator

Author(s):  
B. Dakyo ◽  
C. Nichita ◽  
El Mokadem ◽  
H. Camblong ◽  
G. Tapia ◽  
...  
2013 ◽  
Vol 2013 ◽  
pp. 1-10 ◽  
Author(s):  
Mustafa Engin

A sizing procedure is developed for hybrid system with the aid of mathematical models for photovoltaic cell, wind turbine, and battery that are readily present in the literature. This sizing procedure can simulate the annual performance of different kinds of photovoltaic-wind hybrid power system structures for an identified set of renewable resources, which fulfills technical limitations with the lowest energy cost. The output of the program will display the performance of the system during the year, the total cost of the system, and the best size for the PV-generator, wind generator, and battery capacity. Security lightning application is selected, whereas system performance data and environmental operating conditions are measured and stored. This hybrid system, which includes a PV, wind turbine, inverter, and a battery, was installed to supply energy to 24 W lamps, considering that the renewable energy resources of this site where the system was installed were 1700 Wh/m2/day solar radiation and 3.43 m/s yearly average wind speed. Using the measured variables, the inverter and charge regulator efficiencies were calculated as 90% and 98%, respectively, and the overall system’s electrical efficiency is calculated as 72%. Life cycle costs per kWh are found to be $0.89 and LLP = 0.0428.


2010 ◽  
Vol 25 (6) ◽  
pp. 1565-1575 ◽  
Author(s):  
Wei-Shih Liu ◽  
Jiann-Fuh Chen ◽  
Tsorng-Juu Liang ◽  
Ray-Lee Lin ◽  
Ching-Hsiung Liu

2020 ◽  
Vol 64 (02) ◽  
pp. 171-184
Author(s):  
Nengqi Xiao ◽  
Xiang Xu ◽  
Baojia Chen

This article introduces the composition and 12 operating conditions of a four-engine two-propeller hybrid power system. Through the combination of gearbox clutch and disconnection, the propulsion system has four single-engine operation modes, two double-engine parallel operation modes, and six PTI operation modes. Because the propulsion system has a variety of operating conditions, each operating condition has a form of energy transfer. As a result, its energy management and control are more complicated. To study the energy management and control strategy of a diesel- electric hybrid propulsion system, this work mainly studies the simulation model and sub-models of a diesel-electric hybrid propulsion system. In this study, MATLAB/ SIMULINK software is used to build the diesel engine model, motor model, and ship engine system mathematical model. The test and analysis were carried out on the test bench of the diesel-electric hybrid power system. By comparing the theoretical value of the SIMULINK simulation model with the test value of the test bench system, the correctness of each sub-model modeling method is verified. On the one hand, research on the text lays a theoretical foundation for the subsequent implementation of the conventional energy management and control strategy based on state identification on the unified management and distribution of the diesel-electric hybrid power system. At the same time, energy management of the diesel-electric hybrid system is also carried out. Optimization research provides theoretical guidance.


Energies ◽  
2017 ◽  
Vol 10 (11) ◽  
pp. 1923 ◽  
Author(s):  
Sidra Mumtaz ◽  
Saima Ali ◽  
Saghir Ahmad ◽  
Laiq Khan ◽  
Syed Hassan ◽  
...  

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