scholarly journals Conversion of Post-Socialist Agricultural Premises as a Chance for Renewable Energy Production. Photovoltaics or Biogas Plants?

Energies ◽  
2021 ◽  
Vol 14 (21) ◽  
pp. 7164
Author(s):  
Josef Navrátil ◽  
Stanislav Martinát ◽  
Tomáš Krejčí ◽  
Petr Klusáček ◽  
Richard J. Hewitt

We aim to contribute to in-depth comprehension of the factors and preferences behind the reuses of large-scale underused or abandoned former collective farms from the 1950s–1980s for biogas plants and solar photovoltaic power plants. As a case study, three regions in the southern part of the Czech Republic have been selected. Our findings signal that the residents’ attitudes towards the mentioned energy sources are rather negative. Similarly, farmers’ interest in photovoltaic power plants is low. More interest has been detected in the case of biogas production; this is especially true for large agricultural companies and farmers, who own underused or abandoned premises. Biogas plants are frequently located in agricultural areas with warmer or just slightly colder climates as a consequence of the potential to process locally grown maize. On the other hand, photovoltaic power plants are found on more fertile plains with high levels of insolation, but, surprisingly, also in mountain regions which typically have low emissions. Both renewable energy solutions were found to be problematic as there is strong opposition to both types of installations among local inhabitants. This indicates the need for “soft” forms of planning. Stakeholder engagement and inclusive participation in all phases of the planning process are essential requirements for arriving at the best possible outcomes for the new renewable energy solutions and their acceptance by the public.

Author(s):  
Anita Zapalowska ◽  
Ulyana Bashutska

In addition to hydroelectric power plants, solar and wind power plants, biogas plants are important in the production of electricity and heat from renewable energy sources. It is known that depending on the type of substrate used for processing and the design features of biogas plants, they have their own advantages and disadvantages. Nevertheless, properly localized biomass installation is able to decrease the use of conventional materials reducing greenhouse gas emissions. Bio-waste, plant residues and other by-products can be used to produce electricity, heat and purified methane as fuel for repaired vehicles. Biogas production is a key technology for the sustainable use of agricultural biomass as a renewable energy source. Both, Poland and Ukraine, have a large agricultural area, and well developed animal cattery, which creates opportunities for alternative energy sources from biomass development.          Agricultural biogas plant energy produced from waste such manure, slurry and another agricultural waste, is an excellent source of heat, likewise, electricity. Therefore the importance of using agricultural waste as an energy source in the production of biogas shall be emphasized. A significant drawback of the system is the need to provide low economic and environmental losses. For this purpose, the place of biomass harvesting, transport and its preparation together with storage should be taken into account. To achieve the highest efficiency, small biogas plants should have permanent composition of substrate consisting of various ingredients.                 Ukraine and Poland has considerable potential of renewable energy sources development of which can provide significant economic, ecological, and social benefits. The production of biogas has become an attractive source of extra income for many farmers. Biogas production has a useful effect not only on economic, but ecological development, particularly in the rural regions. At the same time, environmental protection aspects have gained additional importance, so that anaerobic treatment processes have become a key technology for environmental and climate protection.          On the basis of the submitted documentation by the municipal administration and the manufacturer, the operation of biogas plants for the processing of organic agricultural waste in Gorajec and Odrzechowa (Poland) has been presented.


2021 ◽  
Vol 2 (1) ◽  
pp. 79-97
Author(s):  
Melis Aras

The energy transition in Europe requires not only the implementation of technological innovations to reduce carbon emissions but also the decentralised extension of these innovations throughout the continent, as demonstrated by the ‘Clean Energy for All Europeans’ package. However, decentralised energy generation, and specifically electricity generation, as it gives rise to new players and interactions, also requires a review of the energy planning process. In this sense, governance becomes the key concept for understanding the implementation of the energy transition in a territory. This is particularly visible in a cross-border setting, especially considering cross-border cooperation in the development of renewable energy sources (RES) provides the necessary elements to determine the criteria of local regulation between the different levels of governance. In light of the current legal framework in France, this paper presents the institutional framework of the multi-level governance of the RES development planning process. It concludes that it is quite conceivable for the rationales of governance at the local level (decentralisation) and the large-scale operation of a large interconnected network (Europeanisation) to coexist.


2020 ◽  
Vol 274 ◽  
pp. 115213 ◽  
Author(s):  
Eduard Bullich-Massagué ◽  
Francisco-Javier Cifuentes-García ◽  
Ignacio Glenny-Crende ◽  
Marc Cheah-Mañé ◽  
Mònica Aragüés-Peñalba ◽  
...  

2013 ◽  
Vol 4 (2) ◽  
Author(s):  
Aleksandra Kanevče ◽  
Igor Tomovski ◽  
Ljubčo Kocarev

In this paper we analyze the impact of the renewable energy sources on the overall electric power system of the Republic of Macedonia. Specifically, the effect of the photovoltaic power plants is examined. For this purpose we developed an electricity production optimization model, based on standard network flow model. The renewable energy sources are included in the model of Macedonia based on hourly meteorological data. Electricity producers that exist in 2012 are included in the base scenario. Two more characteristic years are analyzed, i.e. 2015 and 2020. The electricity producers planned to be constructed in these two years (which include the renewable energy sources) are also included. The results show that the renewable energy sources introduce imbalance in the system when the minimum electricity production is higher than the electricity required by the consumers. But, in these critical situations the production from photovoltaic energy sources is zero, which means that they produce electricity during the peak load, and do not produce when the consumption is at minimum.


2012 ◽  
Vol 1 (4) ◽  
pp. 56-69
Author(s):  
Farzin Shama ◽  
Gholam Hossein Roshani ◽  
Sobhan Roshani ◽  
Arash Ahmadi ◽  
Saber Karami

Producing non-polluting renewable energy in large scale is essential for sustainability of future developments in industry and human society. Among renewable energy resources, solar energy takes a special place because of its free accessibility and affordability. However, the optimization of its production and consumption processes poses important concerns, essentially in the affordability issue. This paper investigates several optimization and performance issues regarding solar panel converters using two-axis controlled solar tracer that has been practically implemented in comparison with fixed converter panels. Results shown in tables and graphs demonstrate clearly the advantages and disadvantages of the methods. Based on these results, large scale solar power plants are being suggested to be equipped with similar devices.


2019 ◽  
Vol 9 (3) ◽  
pp. 780-789 ◽  
Author(s):  
Tohru Kohno ◽  
Kenichi Gokita ◽  
Hideyuki Shitanishi ◽  
Masahito Toyosaki ◽  
Tomoharu Nakamura ◽  
...  

2020 ◽  
Vol 154 ◽  
pp. 07004
Author(s):  
Magdalena Tyszer ◽  
Slávka Gałaś

In the last years, the European Union has developed and set a several environmental policies whose imposes an obligation on Member States to implement specific actions, including incorporating climate change considerations into SEA and EIA processes. One of major environmental challenges facing most developing countries is that of global climate change. The aim of the research was to obtain a comprehensive review of existing SEA and EIA practical approaches for renewable energy installations in the aspect of adaptation to climate change with specific reference to Polish projects. Both SEA and EIA procedures implemented in Poland and other countries was introduced with the intent of factoring in potential risk to the environment by future large-scale project developments such as the construction of power plants, roads, or dams. The paper consist the initial recognition of available data of the current experience and level of implementation climate change impact and adaptions into local procedures. Preliminary results suggest that the additional funding should be given for climate change adaptation in the energy sector, especially in renewable energy projects, as well as specific interventions for climate-adapted energy systems should be targeted in order to fill the gap in RES sector and spur sustainable energy development.


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