Design of Hybrid Energy Control System for Powering Small Scale Green House

2019 ◽  
Vol 1 (1) ◽  
pp. 108-112
Author(s):  
Vecky C. Poekoel ◽  
Riecky Poekoel ◽  
Jane I. Litouw ◽  
Sherwin R.U.A. Sompie ◽  
Reynold F. Robot ◽  
...  
Keyword(s):  
Renewable Energy ◽  
Control System ◽  
Rural Areas ◽  
Food System ◽  
Renewable Energy Sources ◽  
Electricity Sector ◽  
Energy Sources ◽  
Small Scale ◽  
Energy Access ◽  
Hybrid Energy

The world energy crisis from non-renewable fossil energy sources greatly impacts the electricity sector. Meanwhile energy is needed to ensure food security is estimated at 38 percent of the energy consumed in the food system. Agrifood systems require renewable energy, access to modern energy services in rural areas, technology related to climate-smart agriculture. Hybrid technology makes it possible, we combine several new and renewable energy sources to save electricity more effectively and efficiently. Able to manage the shifting period of any renewable energy source in hybrid energy by the control system. In this case, each of these new renewable energies can be arranged based on their respective existence. With the existence of a power plant with renewable energy in the form of hybrid energy, it can also facilitate farmers in terms of electricity sources because in the most recent agriculture there is no electricity installed. With this method farmers can process the natural products they have easily, and are cost-effective.

A Review on Optimization Modeling of Hybrid Energy Systems

2020 ◽  
pp. 29-62
Author(s):  
Marwa Mallek ◽  
Jalel Euchi ◽  
Yacin Jerbi
Keyword(s):  
Solar Wind ◽  
Renewable Energy ◽  
Rural Areas ◽  
Renewable Energy Sources ◽  
Energy Systems ◽  
Health Impact ◽  
Health Impacts ◽  
Energy Sources ◽  
Hybrid Energy ◽  
Hybrid Energy Systems

Hybrid energy systems (HESs) are an excellent solution for electrification of remote rural areas where the grid extension is difficult or not economical. Usually, HES generally integrate one or several renewable energy sources such as solar, wind, hydropower, and geothermal with fossil fuel powered diesel/petrol generator to provide electric power where the electricity is either fed directly into the grid or to batteries for energy storage. This chapter presents a review on the solution approaches for determining the HES systems based on various objective functions (e.g. economic, social, technical, environmental and health impact). In order to take account of environmental and health impacts from energy systems, several energy optimization model was developed for minimizing pollution and maximizing the production of renewable energy.

A Review on Optimization Modeling of Hybrid Energy Systems

2021 ◽  
pp. 71-95
Author(s):  
Marwa Mallek ◽  
Jalel Euchi ◽  
Yacin Jerbi
Keyword(s):  
Solar Wind ◽  
Renewable Energy ◽  
Rural Areas ◽  
Renewable Energy Sources ◽  
Energy Systems ◽  
Health Impact ◽  
Health Impacts ◽  
Energy Sources ◽  
Hybrid Energy ◽  
Hybrid Energy Systems

Hybrid energy systems (HESs) are an excellent solution for electrification of remote rural areas where the grid extension is difficult or not economical. Usually, HES generally integrate one or several renewable energy sources such as solar, wind, hydropower, and geothermal with fossil fuel powered diesel/petrol generator to provide electric power where the electricity is either fed directly into the grid or to batteries for energy storage. This chapter presents a review on the solution approaches for determining the HES systems based on various objective functions (e.g. economic, social, technical, environmental and health impact). In order to take account of environmental and health impacts from energy systems, several energy optimization model was developed for minimizing pollution and maximizing the production of renewable energy.

scholarly journals Rural Electrification in Mozambique: Challenges and Opportunities

2021 ◽  
Vol 294 ◽  
pp. 02004
Author(s):  
Milagre Manhique ◽  
Dominique Barchiesi ◽  
Raed Kouta
Keyword(s):  
Renewable Energy ◽  
Rural Areas ◽  
Renewable Energy Sources ◽  
International Energy Agency ◽  
Electricity Sector ◽  
Sub Saharan Africa ◽  
Energy Sources ◽  
Rural Electrification ◽  
World Population ◽  
Sub Saharan

The International Energy Agency states that access to electricity is an essential condition for sustainable human development, however, it is estimated that approximately 22% of the world population (about 1.6 billion people) does not have access to electricity, a significant part of these people live in rural areas of developing countries in Sub-Saharan Africa, despite the fact that Africa has enormous potential in renewable and non-renewable energy sources. In Mozambique, approximately 50% of the population does not have access to electricity due to the fact that 66.6% of the population lives in rural areas, where the rate of access to electricity is even worse, paradoxically, Mozambique has a significant potential for renewable energy sources equivalent to 23 TW, this potential when combined with factors such as commitment to ensuring access to electricity for all, forecast of population growth and electricity demand, generates huge investment and long term business opportunities in the electricity sector, however, there are economic, social and cultural challenges that constitute uncertainties that should be considered in the decision-making process for investment in rural electrification infrastructure in the specific context of Mozambique and Sub-Saharan Africa in general. This article aims to discuss the possibilities that Mozambique has to guarantee access to electricity for all by 2030 (emanating from United Nations Sustainable Development Goal 7) emphasizing land use plans and education for rural electrification benefits through the use of renewable energy sources.

scholarly journals Mapping the potential for decentralized energy generation based on RES in Western Balkans

2007 ◽  
Vol 11 (3) ◽  
pp. 7-26 ◽  
Author(s):  
Daniel Schneider ◽  
Neven Duic ◽  
Igor Raguzin ◽  
Zeljko Bogdan ◽  
Marko Ban ◽  
...  
Keyword(s):  
Renewable Energy ◽  
Rural Areas ◽  
Renewable Energy Sources ◽  
Energy Generation ◽  
Network Capacity ◽  
Energy Sources ◽  
Small Scale ◽  
Western Balkans ◽  
Mountainous Regions ◽  
Decentralized Energy

Although the countries of the Western Balkans are mostly electrified, there are still regions which do not have access to the electricity network or where the network capacity is insufficient. For the most part such areas are under special care of the state (i. e. underdeveloped, devastated by war, depopulated), on islands or in mountainous regions. Since the decentralized energy generation covers a broad range of technologies, including many renewable energy technologies that provide small-scale power at sites close to the users, such concept could be of interest for these locations. This paper identifies the areas in Western Balkans where such systems could be applied. Consideration is given to geographical locations as well as possible applications. Wind, hydro, solar photovoltaic, and biomass conversion systems were taken into consideration. Since the renewable energy sources data for Western Balkans region are rather scarce, the intention was to give a survey of the present situation and an estimate of future potential for decentralized energy generation based on renewable energy sources. The decentralized energy generation based on renewable energy sources in Western Balkans will find its niche easier for the users that will produce electricity for their own needs and for the users located in remote rural areas (off-grid applications).

scholarly journals Croatia's rural areas - renewable energy based electricity generation for isolated grids

2014 ◽  
Vol 18 (3) ◽  
pp. 731-742 ◽  
Author(s):  
Sonja Protic ◽  
Robert Pasicko
Keyword(s):  
Renewable Energy ◽  
Rural Areas ◽  
Electricity Generation ◽  
Renewable Energy Sources ◽  
Interdisciplinary Approach ◽  
Energy Sources ◽  
Electricity Grid ◽  
The Public ◽  
Balkan States ◽  
Supply Systems

Several Western Balkan states face the consequences of the Yugoslavian war, which left hometowns with dilapidated electricity grid connections, a high average age of power plant capacities and low integration of renewable energy sources, grid bottlenecks and a lack of competition. In order to supply all households with electricity, UNDP Croatia did a research on decentralized supply systems based on renewable energy sources. Decentralized supply systems offer cheaper electricity connections and provide faster support to rural development. This paper proposes a developed methodology to financially compare isolated grid solutions that primarily use renewable energies to an extension of the public electricity network to small regions in Croatia. Isolated grid supply proves to be very often a preferable option. Furthermore, it points out the lack of a reliable evaluation of non-monetizable aspects and promotes a new interdisciplinary approach.

Renewable Energy Sources Development in Rural Areas of African Countries

2019 ◽  
pp. 154-167 ◽  
Author(s):  
Liudmila V. Nefedova ◽  
Alexander Alexsvitch Solovyev ◽  
Olena Popova
Keyword(s):  
Renewable Energy ◽  
Solar Energy ◽  
Rural Areas ◽  
Energy Supply ◽  
Sustainable Energy ◽  
Renewable Energy Sources ◽  
Energy Development ◽  
Energy Sources ◽  
African Countries ◽  
Decentralized Energy

The prospects of increasing access to electricity for the population of rural areas of Africa are considered. The main international funds and organizations aimed at sustainable energy development in Africa are described. An analysis of the state and possible options for using renewable energy sources for this purpose in decentralized energy supply through the creation of mini-grids or stand-alone systems is given. The risks by developing renewable energy sources in rural areas and modern mechanisms for financing in solar energy are presented.

Renewable Energy Sources Development in Rural Areas of African Countries

2021 ◽  
pp. 1691-1704
Author(s):  
Liudmila V. Nefedova ◽  
Alexander Alexsvitch Solovyev ◽  
Olena Popova
Keyword(s):  
Renewable Energy ◽  
Solar Energy ◽  
Rural Areas ◽  
Energy Supply ◽  
Sustainable Energy ◽  
Renewable Energy Sources ◽  
Energy Development ◽  
Energy Sources ◽  
African Countries ◽  
Decentralized Energy

The prospects of increasing access to electricity for the population of rural areas of Africa are considered. The main international funds and organizations aimed at sustainable energy development in Africa are described. An analysis of the state and possible options for using renewable energy sources for this purpose in decentralized energy supply through the creation of mini-grids or stand-alone systems is given. The risks by developing renewable energy sources in rural areas and modern mechanisms for financing in solar energy are presented.

scholarly journals Decentralized Frequency Control of Battery Energy Storage Systems Distributed in Isolated Microgrid

Energies ◽  
2020 ◽  
Vol 13 (11) ◽  
pp. 3026 ◽  
Author(s):  
Watcharakorn Pinthurat ◽  
Branislav Hredzak
Keyword(s):  
Renewable Energy ◽  
Control System ◽  
Storage Systems ◽  
Frequency Control ◽  
Renewable Energy Sources ◽  
Energy Sources ◽  
Droop Control ◽  
Battery Energy Storage ◽  
Battery Energy Storage Systems ◽  
Battery Energy

The penetration and integration of renewable energy sources into modern power systems has been increasing over recent years. This can lead to frequency excursion and low inertia due to renewable energy sources’ intermittency and absence of rotational synchronous machines. Battery energy storage systems can play a crucial role in providing the frequency compensation because of their high ramp rate and fast response. In this paper, a decentralized frequency control system composed of three parts is proposed. The first part provides adaptive frequency droop control with its droop coefficient a function of the real-time state of charge of battery. The second part provides a fully decentralized frequency restoration. In the third part, a virtual inertia emulation improves the microgrid resilience. The presented results demonstrate that the proposed control system improves the microgrid resilience and mitigates the frequency deviation when compared with conventional ω -P droop control and existing control systems. The proposed control system is verified on Real-Time Digital Simulator (RTDS), with accurate microgrid model, nonlinear battery models and detailed switching models of power electronic converters.

scholarly journals The Cost-Benefit Analysis of the Electricity Production from Small Scale Renewable Energy Sources in the Conditions of Romania

2019 ◽  
Vol 32 ◽  
pp. 385-389 ◽  
Author(s):  
Pavel Atănăsoae ◽  
Radu Dumitru Pentiuc ◽  
Dan Laurențiu Milici ◽  
Elena Daniela Olariu ◽  
Mihaela Poienar
Keyword(s):  
Renewable Energy ◽  
Cost Benefit Analysis ◽  
Renewable Energy Sources ◽  
Cost Benefit ◽  
Electricity Production ◽  
Energy Sources ◽  
Small Scale ◽  
Benefit Analysis ◽  
The Cost
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