This paper explores the power and capacity planning problems in hybrid energy storage systems (HESS) used in grid-connected solar/wind power systems using statistical analysis and numerical methods. A proper HESS operation and power management system allows for real-time power di...
Open access
Research Article10.9734/jenrr/2018/v1i39847
SME owners face the problem of unreliable power supply in their routine business operations in Dekina Local government of Kogi State. Capacity installed is not utilized and this affects their performances and economic contribution. This study investigates the influence of unrelia...
Open access
Research Article10.9734/jenrr/2018/v1i39840
Meeting grid code requirement creates an obligation to smart WTs disconnection following some electrical or mechanical events. Increasing the penetration level of wind turbines (WTs) in different voltage levels of the network have a major effect on this condition. In this regard,...
Open access
Research Article10.9734/jenrr/2018/v1i39831
The water-in-glass evacuated collectors are made up of parallel circular tubes. They are installed with some inclination angle to the horizontal. The thermal performance of water-in-glass evacuated tube solar water heater heavily depends on weather conditions. The analysis of the...
Open access
Research Article10.9734/jenrr/2018/v1i39826
The Aim of the Paper is to explore how scientific methods, while strong in principle, can have serious flaws in practice. In focusing on circumscribed aspects of an overall system, science is able to bring a greater level of control over what is under its gaze. Yet imposing orde...
Open access
Research Article10.9734/jenrr/2018/v1i39814
Energy has been and will continue to be the driver of economy of a nation. In sharp contrast, our country Nigeria is being faced with energy poverty. This may accrue to, in fact, over reliance on conventional energy sources such as hydro power, fuels and gas etc. So, there is nee...
Open access
Research Article10.9734/jenrr/2018/v1i29809
In this study, a pressure driven flow of a magnetohydrodynamic steady coupled-flow across a porous layer horizontal bottom plate with buoyancy force is investigated. The heat transfer problem is also examined by taking viscous and Ohmic dissipation and radiation effects in the en...
Open access
Research Article10.9734/jenrr/2018/v1i29800
Cuckoo search algorithm (CSA) is an effective and highly reliable swarm intelligence based optimization approach. It is a technique of determining the most efficient, low cost and reliable operation of a power system by dispatching the available electricity generation resources t...
Open access
Research Article10.9734/jenrr/2018/v1i29794
Aims: To examine the viability of Soybean Oil as a feedstock for Biodiesel production by carrying out its characterization and examining its thermodynamic properties to see if they are within ASTM limits. Study Design: Place and Duration of Study-The production was conducted in t...
Open access
Research Article10.9734/jenrr/2018/v1i29788
Global attention has been drawn to exploiting the potentials of renewable energy systems, especially their hybrid configurations, due to sustainability issues and climatic impact associated with the use of fossil fuels. Power management in such hybrid renewable energy systems is...
Open access
Research Article10.9734/jenrr/2018/v1i29784