Wyniki wyszukiwania dla: RENEWABLE SOURCES OF ENERGY

• Voltage control in a power system with renewable sources of energy

  Publikacja

  • B. Tarakan
  • S. Czapp
  • K. Dobrzyński
  • R. Zajczyk
  • M. Sarnicki

  - Rok 2019

  Intensive development of distributed generation in power systems, caused by the European Union energy policy, gives possibility for improving safety in power delivery as well as optimizing the costs of the systems functioning. In this context, distributed generation can be used for voltage control in power systems – it can be performed by the control of reactive power of each source of energy or a group of energy sources. This...

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• RENEWABLE ENERGY

  Czasopisma

  ISSN: 0960-1481

• Storing energy from renewable sources

  Publikacja

  • W. Lewandowski

  - Rinok Instalacij. Tieplotiechnika Santiechnika Gazopostaczania - Rok 2006

  Omówiono metody, urządzenia i sposoby magazynowania energii mechanicznej, elektrycznej, cieplnej i chemicznej z uwzględnieniem energii ze źródeł odnawialnych.

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• Renewable Energy Sources on the Polish Electrical Energy Market

  Publikacja

  • P. Bućko

  - Acta Energetica - Rok 2014

  Production of electricity from renewable energu sources in Poland is presented in the paper.The machanism of energy origin certifikates market and the proposal of mechanism modification are discused.

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• Stirling engines powered by renewable energy sources

  Publikacja

  • J. Kropiwnicki

  - Rok 2015

  Stirling engine is a device that produces mechanical energy using heat from any source of energy, without the need of combustion of any fuel inside the device. Renewable energy sources, which are mostly low-temperature energy sources, can be used to produce mechanical and electrical energy in Stirling engines. The paper presents an overview of the existing prototype Stirling engines designed for using of low-temperature energy...

• The regional energy transformation in the context of renewable energy sources potential

  Publikacja

  • B. Igliński
  • U. Kiełkowska
  • M. B. Pietrzak
  • M. Skrzatek
  • G. Kumar
  • G. Piechota

  - RENEWABLE ENERGY - Rok 2023

  The topics addressed in the article concern the problem of exploiting the potential of renewable energy sources (RES) at the regional level and the problem of the course of regional energy transition processes. Throughout the world, energy transition proceeds in a specific way for each country, due to the different potential of the selected RES and political, institutional and socio-economic conditions. Energy transition processes...

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• Simulation of the Dynamics of Renewable Energy Sources with Energy Storage Systems

  Publikacja

  • R. Małkowski
  • P. Bućko
  • M. Jaskólski
  • W. Pawlicki
  • A. Lenarczyk

  - Rok 2018

  The intermittency of renewable energy sources (RES) constitutes a challenge for effective power system control. Fossil-fuel-based units offering ancillary power services to meet the short-term power imbalance are a financial and environmental burden for the society. Energy storage systems (ESS) can be the solution in view of the electricity market development and growing environmental concern. The major questions are, in what circumstances...

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• ENERGY STORAGE IN COMPRESSED AIR – SOLUTION SUPPORTING RENEWABLE ENERGY SOURCES

  Publikacja

  • D. Jakowski
  • M. Dzida

  - Journal of Polish CIMEEAC - Rok 2014

  This article presents a brief description of a power system, the current national power system daily load, the use of wind power as a renewable energy source and its share in the national load. It also discusses the methods for storing energy, their characteristics and possible solutions. The power storage and generation solution proposed in the article is based on the collaboration between a gas turbine and an air storage system....

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• Power and heat from renewable energy sources on energy market in Poland

  Publikacja

  • P. Bućko

  - Rok 2003

  Przedstawiono aktualne uwarunkowania rynków energii w Polsce w odniesieniu do źródeł odnawialnych. Przedstawiono perspektywy rozwojowe. Omówiono wyniki opłacalności budowy małego bloku skojarzonego opalanego słomą.

• Smart heating system for home extending utilization of renewable energy sources

  Publikacja

  • A. Bujnowski
  • J. Wajs
  • K. Osiński
  • M. Kaczmarek
  • M. Jewartowski
  • J. Stąsiek
  • W. Targański

  - Rok 2018

  In the paper a modern approach to smart home heating is presented. Proposed solution utilizes at least two low-polluting energy source technologies. The main idea is to connect well known ecological energy sources in a way that they can support each other and minimize risks of failure when using single system or even both of them but managed in separate way. Considered energy technologies, used separatelly, have disadvan-tages,...

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• Comparison of Renewable Energy Sources in ‘New’ EU Member States in the Context of National Energy Transformations

  Publikacja

  • A. Wałachowska
  • A. Ignasiak-Szulc

  - ENERGIES - Rok 2021

  The European Union strives to create sustainable, low-carbon economies; therefore, energy policies of all member states should move towards renewable energy sources (RES). That concerns also the so-called new EU member states. These countries, on the one hand, are characterized by significant historical similarities in terms of post-communist legacy and adopted development strategies linked with the EU membership, and on the other...

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• Techno-economic assessment of cooperation of hybrid renewable energy sources with hydrogen storage

  Publikacja

  • J. Łukasik
  • M. Jewartowski
  • J. Wajs

  - Instal - Rok 2023

  The paper presents a technical and economic analysis of the power supply for a model industrial facility with the use of the most promising renewable energy sources (RES), supported by a hydrogen energy storage. This scenario was compared with the variants of supplying the facility directly from the grid and from RES without energy storage. A strategy was proposed for powering the plant aimed at maximising self-consumption of self-generated...

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• Hybrid Multi-Criteria Method of Analyzing the Location of Distributed Renewable Energy Sources

  Publikacja

  • A. Lenarczyk

  - ENERGIES - Rok 2020

  This paper presents the development and the application of a hybrid multi-criteria method, the combination of the Analytic Hierarchy Process (AHP), and numerical taxonomy (NT),to support the decision making on the location of distributed renewable energy sources meetingvarious types of assessment criteria. Finding criteria weights, using the AHP method, eliminates thedisadvantage of NT—which, in current form, is defined by its...

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• Renewable Energy Sources in the Lubusz Voivodship (Poland). The Present Conditions and Perspectives for Development

  Publikacja

  • A. Łączak
  • A. Bazan-Krzywoszańska
  • M. Mrówczyńska
  • M. Skiba

  - Civil and Environmental Engineering Reports - Rok 2018

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• Comprehensive modernization of local heating system using cogeneration and renewable energy sources

  Publikacja

  • P. Kubski

  - Rok 2006

  Przedstawiono przeprowadzoną kompleksową modernizację lokalnego systemu grzewczego z wprowadzeniem gospodarki cieplno-elektrycznej opartej na paliwie gazowym LNG, oraz z zastosowaniem odnawialnych źródeł energii w posatci energii słónecznej i geotermicznej.

• Application of renewable energy sources to drive organic Rankine cycle micro CHP

  Publikacja

  • J. Mikielewicz
  • S. Bykuć
  • D. Mikielewicz

  - Rok 2006

  Odnawialne źródła energii rzadko znajdują zastosowanie przy stawianych obecnie wymaganiach przez nowoczesne ciepłownie. Pojawiła się unikalna okazja pomocy przy wprowadzeniu na rynek elektrowni zoptymalizowanej dla tych nieużywanych i pomijanych źródeł ciepła. Organiczny obieg Rankine'a jest podobny do konwencjonalnych turbin parowych, wyjątkiem jest płyn napędzający turbinę, którym jest płyn roboczy o dużej masie cząsteczkowej....

• Examples of renewable and waste energy sources utilisation in municipal sewage treatment plants.

  Publikacja

  • E. Zaborowska

  - Rok 2004

  Tematem pracy jest problem zaopatrzenia miejskich oczysczalni ścieków w energię elektryczną i cieplną. przedstawiono dwie polskie oczyszczalnie scieków: w Żywcu i Grudziądzu jako przykłądy zastosowania odnawialnych i odpadowych źródeł energii. Zamieszczone zostały informacje na temat ilości produkowanego biogazu, źródeł energii, systemów zaopatrzenia w ciepło, w tym agregatów kogeneracyjnych i pomp ciepła. Sformułowano wnioski...

• Optimisation of cooperation of hybrid renewable energy sources with hydrogen energy storage toward the lowest net present cost

  Publikacja

  • J. Łukasik
  • M. Jewartowski
  • J. Wajs

  - Instal - Rok 2023

  The paper presents the results of a technical and economic analysis of the power supply for a model industrial facility based on intermittent renewable energy sources in the form of wind turbines and photovoltaic modules, supplemented with hydrogen energy storage. The adopted power supply strategy assumed the maximisation of self-consumption of self-produced electricity. Six variants were considered, including two with an energy...

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• The Application of a Multi-Criteria Decision-Making for Indication of Directions of the Development of Renewable Energy Sources in the Context of Energy Policy

  Publikacja

  • A. Lenarczyk
  • M. Jaskólski
  • P. Bućko

  - ENERGIES - Rok 2022

  This paper presents the application of multi-criteria decision-making (MCDM) for evaluating what technologies using renewable energy sources (RES) for electricity production have the chance to develop in Poland under the current socio-economic conditions. First, the Analytical Hierarchy Process (AHP) method was used to determine the weights of the optimization criteria. Five main criteria and 30 sub-criteria were identified. Next,...

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• RENEWABLE & SUSTAINABLE ENERGY REVIEWS

  Czasopisma

  ISSN: 1364-0321

• ENERGY SOURCES

  Czasopisma

  ISSN: 0090-8312

• MARKAL LONG-TERM POWER GENERATION SCENARIOS FOR POLAND: INCREASING THE SHARE OF RENEWABLE ENERGY SOURCES BY 2040

  Publikacja

  • M. Jaskólski
  • P. Bućko

  - Rok 2015

  In this paper, renewable energy sources (RES) support mechanisms in Poland was presented with perspectives of proposed support system modifications, discussed in the project of Renewable Energy Act. In addition, MARKAL model of RES support mechanism was presented, taking into account technology-specific multiplication factors. Two model runs with emission trading system in place and two additional runs without emission trade were...

• MARKAL long-term power generation scenarios for Poland: Increasing the share of renewable energy sources by 2040

  Publikacja

  • M. Jaskólski
  • P. Bućko

  - Rynek Energii - Rok 2015

  In this paper, renewable energy sources (RES) support mechanisms in Poland was presented with perspec-tives of proposed support system modifications, discussed in the project of Renewable Energy Act. In ad-dition, MARKAL model of RES support mechanism was presented, taking into account technology-specific multiplication factors. Two model runs with emission trading system in place and two additional runs without emission trade...

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• INCREASING POWER SUPPLY SAFETY IN THE ASPECT OF SUPPORTING THE RENEWABLE ENERGY SOURCES BY CONVENTIONAL AND VIRTUAL POWER STORES

  Publikacja

  • D. Jakowski
  • M. Dzida

  - Polish Maritime Research - Rok 2018

  This paper presents characteristics and purposefulness of supporting the renewable energy sources (OZE) by means of energy stores. The main emphasis was placed on analysis of virtual energy stores available for implementation in Polish economy conditions. A role which management of Demand Side Response (DSR) may play in balancing Polish electric power system, is discussed. Implementation of such solutions together with conventional...

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• The assessment of renewable energy in Poland on the background of the world renewable energy sector

  Publikacja

  • B. Igliński
  • M. B. Pietrzak
  • U. Kiełkowska
  • M. Skrzatek
  • G. Kumar
  • G. Piechota

  - ENERGY - Rok 2022

  The issues of the article are associated with the development of the renewable energy source (RES) sector in the world and in Poland. The subject is undoubtedly connected with the problem of the energy transformation taking place in most countries nowadays. Energy transformation processes are mainly associated with an increase in the share of energy production from RES and increased awareness of energy use by end consumers. This...

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• Review of Methods for Diagnosing the Degradation Process in Power Units Cooperating with Renewable Energy Sources Using Artificial Intelligence

  Publikacja

  • P. Ziółkowski
  • M. Drosińska-Komor
  • J. Głuch
  • Ł. Breńkacz

  - ENERGIES - Rok 2023

  This work is based on a literature review (191). It mainly refers to two diagnostic methods based on artificial intelligence. This review presents new possibilities for using genetic algorithms (GAs) for diagnostic purposes in power plants transitioning to cooperation with renewable energy sources (RESs). The genetic method is rarely used directly in the modeling of thermal-flow analysis. However, this assignment proves that the...

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• Environmental Impacts of Renewable Energy Technologies

  Publikacja

  • E. Klugmann-Radziemska

  - Rok 2014

  Nowadays, fossil fuels are the main sources energy from which electricity is obtained. But these sources will not last forever, so in due course renewable energies will have to replace them in this role. All energy sources have some impact on our environment. Fossil fuels — coal, oil, and natural gas — do substantially more harm than renewable energy sources by most measures, including air and water pollution, damage to public...

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• Renewable Energy Focus

  Czasopisma

  ISSN: 1755-0084 , eISSN: 1878-0229

• Energy Transition in Poland—Assessment of the Renewable Energy Sector

  Publikacja

  • M. B. Pietrzak
  • B. Igliński
  • W. Kujawski
  • P. Iwański

  - ENERGIES - Rok 2021

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• Current status and future success of renewable energy in Pakistan

  Publikacja

  • M. Kamran

  - RENEWABLE & SUSTAINABLE ENERGY REVIEWS - Rok 2018

  Mismatch between energy demand and supply from last two decades has been increasing because of the domination of expensive imported oil in energy mix of Pakistan. To import crude oil Government paid US $ 9 billion in 2008–2009 to meet the energy demands...

• Renewable and Sustainable Energy: Current State and Prospects

  Publikacja

  • B. Igliński
  • M. B. Pietrzak

  - ENERGIES - Rok 2022

  The last two decades of the twentieth century represented a period of above-average, systematic growth of formal and informal interdependencies between economies of different countries and between world markets. The intensity, magnitude, and diversity of these interdependencies have never been recorded before in economic history, and the market transformations taking place have been referred to in the literature as the process...

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• Reliable renewable energy – application of electrochemical capacitors for electrical energy storage

  Publikacja

  • A. D. Dettlaff
  • M. Wilamowska-Zawłocka
  • E. Klugmann-Radziemska

  - CHEMIK nauka-technika-rynek - Rok 2016

  This paper presents electrical energy storage devices such as electrochemical capacitors, their principle of operation and electrode materials most commonly used in their manufacturing technology. Moreover, our research on development of new nanocomposite materials based on multi-walled carbon nanotubes and conducting polymer is shown. Additionally, the possibility and advantages of application of supercapacitors for accumulation...

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• Water Solubilization Using Nonionic Surfactants from Renewable Sources in Microemulsion Systems

  Publikacja

  • P. Szumała

  - JOURNAL OF SURFACTANTS AND DETERGENTS - Rok 2012

  In this study the effect of temperature, NaCl andoils (hydrocarbons: C8-C16) on the formation and solubilizationcapacity of the systems of oil/monoacylglycerols(MAG):ethoxylated fatty alcohols (CEO20)/propylene glycol(PG)/water was investigated. The effects of the surfactantmixture on the phase behavior and the concentration ofwater or oil in the systems were studied at three temperatures(50, 55, 60 C) and with varied NaCl solutions...

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• Achieving energy neutrality in wastewater treatment plants through energy savings and enhancing renewable energy production

  Publikacja

  • M. Maktabifard
  • E. Zaborowska
  • J. Mąkinia

  - REVIEWS IN ENVIRONMENTAL SCIENCE AND BIO-TECHNOLOGY - Rok 2018

  Wastewater treatment plants (WWTPs) consume high amounts of energy which is mostly purchased from the grid. During the past years, many ongoing measures have taken place to analyze the possible solutions for both reducing the energy consumption and increasing the renewable energy production in the plants. This review contains all possible aspects which may assist to move towards energy neutrality in WWTPs. The sources of energy...

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• BIOINFO Renewable & Sustainable Energy

  Czasopisma

  ISSN: 2249-1694

• Journal of Renewable and Sustainable Energy

  Czasopisma

  ISSN: 1941-7012

• Renewable Energy Research and Applications

  Czasopisma

  ISSN: 2717-252X

• Journal of Renewable Energy and Environment

  Czasopisma

  ISSN: 2423-5547 , eISSN: 2423-7469

• Microprocessor system for controlling the operation of renewable energy resources

  Publikacja

  • M. Wlas
  • W. Kolbusz
  • M. Gackowski

  - Rok 2011

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• Predicting the Purchase of Electricity Prices for Renewable Energy Sources Based on Polish Power Grids Data Using Deep Learning Models for Controlling Small Hybrid PV Microinstallations

  Publikacja

  • M. Pikus
  • J. Wąs

  - Rok 2023

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• Similarities and differences in the production of renewable energy in Central and Eastern Europe countries

  Publikacja

  • A. Wałachowska

  - Rok 2021

  Research background: In the era of climate change, environmental degradation, but also growing pub-lic awareness, there is a need to look for new ecological energy sources. This condition can be met by renewable energy sources (RES). The EU seeks to have a 32% share of its gross final energy consumption from renewable sources by 2030. While the EU as a whole is on course to meet its...

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• A Decision Support System for the Planning of Hybrid Renewable Energy Technologies

  Publikacja

  • J. Kazak
  • M. Mrówczyńska
  • M. Skiba
  • A. Bazan-Krzywoszańska
  • M. Świąder
  • K. Tokarczyk-Dorociak
  • S. Szewrański
  • M. Skiba

  - IOP Conference Series: Earth and Environmental Science - Rok 2021

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• Sustainability: myth, reality, future–planning and renewable energy management

  Publikacja

  • R. Barelkowski

  - Rok 2013

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• Small hydro-power as a source of renewable energy in the European Union

  Publikacja

  • R. Wichowski

  - Rok 2005

  W pracy przedstawiono udział odnawialnych źródeł energii w produkcji energii elektrycznej w 25 krajach Unii Europejskiej w roku 1997 i przewidywanu udział w roku 2010. Omówiono krótką historię rozwoju małych elektrownii wodnych w UE i dokonano przeglądu małych elektrowni wodnych w krajach UE oraz w wybranych krajach Europy, nie należących do UE. Przedstawiono także możliwy rozwój małej energetyki wodnej w okresie perspektywicznym...

• RAPESEED PELLET - A BYPRODUCT OF BIODIESEL PRODUCTION - AS AN EXCELLENT RENEWABLE ENERGY SOURCE

  Publikacja

  • E. Klugmann-Radziemska
  • K. Ciunel

  - Chemistry-Didactics-Ecology-Metrology - Rok 2013

  Vegetable oils are renewable feedstock currently being used for production of biofuels from sustainable biomass resources. The existing technology for producing diesel fuel from plant oils, such as rapeseed, soybean, canola and palm oil are largely centered on transesterification of oils with methanol to produce fatty acid methyl esters (FAME) or biodiesel. Rapeseed pellet - crushed seed residue from oil extraction is a byproduct...

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• Renewable Energy in the Pomerania Voivodeship—Institutional, Economic, Environmental and Physical Aspects in Light of EU Energy Transformation

  Publikacja

  • B. Iglinski
  • K. Flisikowski
  • M. B. Pietrzak
  • U. Kiełkowska
  • M. Skrzatek
  • A. Zyadin
  • N. Karthikeyan
  • B. Igliński

  - ENERGIES - Rok 2021

  In the era of globalization and rapid economic growth, affecting most world economies, increased production and consumption are leading to higher levels of energy production and consumption. The growing demand for energy means that energy resources from conventional sources are not sufficient; moreover, its production generates high costs and contributes to the emission of greenhouse gases and waste. In view of the above, many...

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• The Role of Crypto Trading in the Economy, Renewable Energy Consumption and Ecological Degradation

  Publikacja

  • R. Miśkiewicz
  • K. Matan
  • J. Karnowski
  • R. Miskiewicz

  - ENERGIES - Rok 2022

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• International Journal of Renewable Energy Research

  Czasopisma

  ISSN: 1309-0127

• Current Sustainable/Renewable Energy Reports

  Czasopisma

  eISSN: 2196-3010

• Renewable Energy and Power Quality Journal

  Czasopisma

  eISSN: 2172-038X