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Wyszukujesz frazę "Energy storage" wg kryterium: Temat


Tytuł:
Storage of wind power energy
Autorzy:
Tywoniuk, Andrzej
Skorupka, Zbigniew
Powiązania:
https://bibliotekanauki.pl/articles/242948.pdf
Data publikacji:
2019
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
energy storage
wind energy
renewable energy
energy storage method
Opis:
There has been a big increase in production and investments in wind turbines and wind farms in last 20 years. New generation of wind turbines is more reliable than from 1980’s are, which necessary condition is energy production is to play an important role among renewable energy sources. Over the last 30 years, the size of wind turbines increased 7 times, as nominal power increased nearly 14 times. At present, turbines capable of producing over 10 MW of power are being developed. The main reason for continued growth of turbines sizes is to minimize the energy cost per kilowatt-hour. However, it is worth remembering that according to the „square-cube law”, there is a maximum size after the surpassing of witch the cost of ever-larger turbines would grow faster than financial gain from the increased size. In this article, authors present energy storage methods and devices for wind power plants and cost-effectiveness of the individual energy storage methods. Authors also present data about energy storage efficiency and groups of energy storage devices for wind power plants such as: compressed-air power stations + gas turbine (CAES), utilizing underground wells, pumped storage power plants, rechargeable batteries (lithium-ion, lead-acid, sodium sulphur, VRB, zinc-flow, zinc-air, zinc-air), flywheels, hydrogen production and storage systems, superconducting magnetic energy storage (SMES), electrostatic storage – electrolytic capacitors.
Źródło:
Journal of KONES; 2019, 26, 4; 257-264
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Integration of Heat Storage Technologies in District Heating Systems
Autorzy:
Konyk, Alina
Demchenko, Vladimir
Powiązania:
https://bibliotekanauki.pl/articles/2069933.pdf
Data publikacji:
2021
Wydawca:
Politechnika Koszalińska. Wydawnictwo Uczelniane
Tematy:
thermal energy storage
district heating system
mobile thermal energy storage
Opis:
Global trends in the efficiency, safety of energy systems and energy conservation actualize the task of developing new technologies for energy storage and transportation. The article considers current technologies of storage and accumulation of thermal energy, which can be used in central heating systems, and draws conclusions about the feasibility of their use. Also, the classification of energy storage systems is presented. The most perspective thermal energy storage, which can be used to equalize the load on the energy source to ensure the peak demand for heat with a high coefficient of utilization of the equipment capacity, is noted.
Źródło:
Rocznik Ochrona Środowiska; 2021, 23; 493--502
1506-218X
Pojawia się w:
Rocznik Ochrona Środowiska
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Hybridization of the lithium energy storage for an urban electric vehicle
Autorzy:
Michalczuk, M.
Grzesiak, L. M.
Ufnalski, B.
Powiązania:
https://bibliotekanauki.pl/articles/202131.pdf
Data publikacji:
2013
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
lithium energy storage
ultracapacitors
hybrid energy storage
battery electric vehicle
Opis:
This paper discusses benefits of introducing an ultracapacitor (UC) bank into a battery electric vehicle (BEV) powertrain. The case of 12kWh LiFePO4 battery pack is studied quantitatively. Simulation results refer, inter alia, to three main scenarios: fresh cells, half-used battery cells, and half-used ultracapacitors and batteries. Thermal modeling is incorporated into the simulation. Data from real world are considered: various driving cycles recorded using GPS receiver (incl. elevation), discharge curves from battery manufacturer, and UC equivalent series resistance (ESR) variations due to cycling according to real data reported in papers. Cost, as well as gravimetric and volumetric issues are presented. The key decisions referring to an energy storage for BEV being currently designed within the frame of ECO-Mobility Project are highlighted.
Źródło:
Bulletin of the Polish Academy of Sciences. Technical Sciences; 2013, 61, 2; 325-333
0239-7528
Pojawia się w:
Bulletin of the Polish Academy of Sciences. Technical Sciences
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Thermal energy storage in buildings: Opportunities and challenges
Autorzy:
Deka, Priyam
Szlęk, Andrzej
Powiązania:
https://bibliotekanauki.pl/articles/2204063.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
thermal energy storage
renewable energy
phage change material
latent heat thermal energy storage
sensible heat thermal energy storage
Opis:
The energy sector is a majorarea that is responsible for the country development. Almost 40% of the total energy requirement of an EU country is consumed by the building sector and 60% of which is only used for heating and cooling requirements. This is a prime concern as fossil fuel stocks are depleting and global warming is rising. This is where thermal energy storage can play a major role and reduce the dependence on the use of fossil fuels for energy requirements (heating and cooling) of the building sector. Thermal energy storage refers to the technology which is related to the transfer and storage of heat energy predominantly from solar radiation, alternatively to the transfer and storage of cold from the environment to maintain a comfortable temperature for the inhabitants in the buildings by providing cold in the summer and heat in the winter. This work is an extensive study on the use of thermal energy storage in buildings. It discusses different methods of implementing thermal energy storage into buildings, specifically the use of phase change materials, and also highlights the challenges and opportunities related to implementing this technology. Moreover, this work explains the principles of different types and methods involved in thermal energy storage.
Źródło:
Archives of Thermodynamics; 2022, 43, 4; 21--61
1231-0956
2083-6023
Pojawia się w:
Archives of Thermodynamics
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Storage systems for solar energy suitable for agriculture. Part two: electrical energy
Autorzy:
Kapica, J.
Powiązania:
https://bibliotekanauki.pl/articles/410793.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Oddział w Lublinie PAN
Tematy:
energy storage
photovoltaic
agriculture
Opis:
The paper presents various ways to accumulate the energy converted from the solar radiation in the electrical form: electrochemical batteries, grid storage, elevated water tank, hydrogen production and supercapacitors which are suitable for use in agriculture or rural areas. Along with the basic presentation, the most recent developments in each area are presented.
Źródło:
ECONTECHMOD : An International Quarterly Journal on Economics of Technology and Modelling Processes; 2017, 6, 4; 63-69
2084-5715
Pojawia się w:
ECONTECHMOD : An International Quarterly Journal on Economics of Technology and Modelling Processes
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
High speed electromechanical energy storage
Autorzy:
Rowiński, A.
Irzycki, A.
Snopkiewicz, K.
Powiązania:
https://bibliotekanauki.pl/articles/246662.pdf
Data publikacji:
2012
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
kinematic energy storage
electric motors
Opis:
Kinematical, electromechanical energy accumulator is a facility that converts supplied electrical energy to the kinetic one, stored in the rotating inertial system. Electric driving motors can operate both as a propulsion units, providing torque to the rotor shaft, and as generators in the course of braking. The prototype is designed to operate in a vacuum; the energy accumulator is located in a sealed pressurized vessel connected to the apparatus, which can generate vacuum pressure down to 1 Pa. The accumulator is destined for storage energy of 7.2 MJ at a speed of up to 20,000 1 / min. The energy accumulator is equipped with inert weight in the form of metal disc, connected to a composite band. In the course of operation, the rotor assembly is suspended in noncontact manner in housing assembly while the main body is fastened to the inner ring of the pressure vessel. The rotor consists of a shaft on which are mounted: a metal disc together with a band made of carbon fibre, inset into inert weight using epoxy resin; four disc rotors of two electric motors; two disks which are magnetic armature for electromagnetic bearings operating along the shaft axis; bushings of both sleeve bearings; fixing sleeves, washers and lock nuts to fix particular elements on the shaft. During normal operation the rotor is positioned in the radial direction through two electromagnetic bearings, top and bottom, located at both ends of shaft and operating in the differential arrangement, and in the axial direction - by a system of two eight-pole electromagnetic bearings. In the idle state rotor is based on the spherical tip of the mobile support and on the raceway of slide bearing located in the top cover. The prototype facility is designed to carry out performance tests, both under normal conditions of pressure and temperature and in vacuum environment, of: electromagnetic bearings, start-up/emergency devices, functional integration of all components and air tightness of tubing inside the tank. Measurement of radial and axial clearances between the rotor elements and housing for full speed range will be completed also.
Źródło:
Journal of KONES; 2012, 19, 2; 459-464
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Storage systems for solar energy suitable for agriculture. Part one: thermal energy
Autorzy:
Kapica, J.
Powiązania:
https://bibliotekanauki.pl/articles/411418.pdf
Data publikacji:
2017
Wydawca:
Polska Akademia Nauk. Oddział w Lublinie PAN
Tematy:
energy storage
solar
thermal
agriculture
Opis:
The solar energy reaching our planet is much greater than our civilisation needs. The main obstacle on the way to its wider use is high variability. This fact determines the need to provide a way to store the energy for the time when the Sun is not shining over particular region or the radiation is not sufficient. The paper presents various ways to accumulate the energy in the thermal form: sensible and latent heat, chemical/sorption, which are suitable for use in agriculture or rural areas. Along with the basic presentation, the most recent developments in each area are presented.
Źródło:
ECONTECHMOD : An International Quarterly Journal on Economics of Technology and Modelling Processes; 2017, 6, 4; 55-61
2084-5715
Pojawia się w:
ECONTECHMOD : An International Quarterly Journal on Economics of Technology and Modelling Processes
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Energy storage
Autorzy:
Duckers, Les
Powiązania:
https://bibliotekanauki.pl/articles/13925599.pdf
Data publikacji:
2022-09-23
Wydawca:
Wyższa Szkoła Bankowa we Wrocławiu
Tematy:
Renewable energy
Energy Storage
Climate Change
Opis:
Aim: The aim of this paper is to explore Energy Storage requirements and options to suit the needs of systems and transport fed from renewables. The variability of wind and solar sources in particular and the demand for transport energy are seen as key issues. Design / Research methods: The paper outlines the need for energy storage and compares the energy density and power density of a selection of storage options. Conclusions / findings: The results illustrate the difficulties of finding storage mechanisms to rival fossil fuels in both energy density and power density. Moreover finding the natural resources to provide sufficient storage will be a serious challenge even though the economic costs of storage systems are falling.. Originality / value of the article: The article demonstrates the importance of energy storage to the successful development of renewable energy systems, and of the economic and physical characteristics that such energy storage schemes should have. Implications of the research: Energy storage as a topic should be given a high priority for research and development. Limitations of the research: This article is not comprehensive and a review of best practice internationally would be a valuable extension to this work. JEL: Q42
Źródło:
Central European Review of Economics and Management; 2022, 6, 3; 33-45
2543-9472
Pojawia się w:
Central European Review of Economics and Management
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Podziemne magazynowanie energii cieplnej : metody i zastosowania
Underground thermal energy storage : methods and applications
Autorzy:
Miecznik, M.
Powiązania:
https://bibliotekanauki.pl/articles/2075511.pdf
Data publikacji:
2016
Wydawca:
Państwowy Instytut Geologiczny – Państwowy Instytut Badawczy
Tematy:
energia cieplna
magazynowanie energii cieplnej
warstwa wodonośna
otworowe wymienniki ciepła
kawerny
Underground Thermal Energy Storage
Aquifer Thermal Energy Storage
Borehole Thermal Energy Storage
Cavern Thermal Energy Storage
UTES
ATES
BTES
CTES
Opis:
Underground Thermal Energy Storage (UTES) is a powerful set of solutions that allows efficient management of thermal energy sources, both heat and cold, the demand of which is subjected to seasonal variations. Underground can store available in excess heat or cold for periods of up to several months and use whenever needed, especially in the opposing season. Sources of thermal energy that can be stored underground are, among others: solar thermal energy, cold winter air, waste heat from ventilation and waste heat from industrial processes. Two primary methods of under ground energy storage are Aquifer Thermal Energy Storage (ATES) where water reservoir is a thermal energy accumulator and Borehole Thermal Energy Storage (BTES) where rock formation acts as a heat/cold store. UTES allows to minimizing consumption of fossil fuels and therefore reduce costs of energy purchase, limiting the amount of greenhouse gases emission into atmosphere, and increasing energy security.
Źródło:
Przegląd Geologiczny; 2016, 64, 7; 464--471
0033-2151
Pojawia się w:
Przegląd Geologiczny
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Energy storage using compressed air
Autorzy:
Kaczmarczyk, Krzysztof
Dobrzaniecki, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/27324389.pdf
Data publikacji:
2023
Wydawca:
Instytut Techniki Górniczej KOMAG
Tematy:
energy storage
pneumatic storage
Compressed Air Energy Storage (CAES)
Renewable Energy Sources (RES)
energia
magazynowanie
zmiany klimatyczne
Opis:
The climate change is probably the greatest challenge humanity is facing today. In order to protect future generations from the catastrophic effects of the process, actions to achieve climate neutrality are being taken worldwide. These actions include development of renewable energy sources. Renewable energy depends on weather conditions, which results in a mismatch between supply and demand for energy. Use of energy storage is the technical solution to minimize this issue. The paper presents topics related to the potential storing of surplus electricity produced from renewable energy sources (RES) in the form of compressed air. The article also shows worldwide solutions for energy storage using compressed air. As part of the work, three variants of a warehouse consisting of standardly available pneumatic units were considered. The conducted analyzes made it possible to determine the energy efficiency of such a system. It can be observed that greater efficiency is achieved by using large flow compressors and the operation of the pneumatic motor at a higher supply pressure. In addition, it can also be said that the greatest losses are associated with the operation of the compressor, which generates large amounts of heat during operation. Increasing the efficiency of the energy storage system can be achieved by utilizing the heat generated in the compression process.
Źródło:
Mining Machines; 2023, 41, 1; 25--36
2719-3306
Pojawia się w:
Mining Machines
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Domestic hydrogen installation in Poland – technical and economic analysis
Autorzy:
Cholewiński, M.
Tomków, Ł.
Powiązania:
https://bibliotekanauki.pl/articles/141725.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
hydrogen
fuel cells
energy storage
Opis:
The application of renewable energy sources poses the problems connected with output volatility. In order to decrease this effect the energy storage technologies can be applied, particularly fuel cells connected with hydrogen storage. In this paper the application of SOFC system for a household in Poland is proposed. Economic and technical analysis is performed. It was found that the proposed installation is profitable after 25 years of operation when compared with conventional solution - heat pumps and gas-fired boilers.
Źródło:
Archives of Electrical Engineering; 2015, 64, 2; 189-196
1427-4221
2300-2506
Pojawia się w:
Archives of Electrical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Superkondensatory jako materiały do magazynowania energii
Autorzy:
Lisowska-Oleksiak, A.
Nowak, A. P.
Wilamowska, M.
Powiązania:
https://bibliotekanauki.pl/articles/396852.pdf
Data publikacji:
2010
Wydawca:
ENERGA
Tematy:
superkondensatory
gromadzenie energii
supercapacitors
energy storage
Opis:
Kondensatory elektrochemiczne, zwane także superkondensatorami lub ultrakondensatorami, magazynują energię w polu elektrycznym elektrochemicznej warstwy podwójnej. Zastosowanie elektrod o rozwiniętej powierzchni powoduje uzyskanie dużych wartości pojemności. Już od wielu lat dostępne są na rynku matę kondensatory elektrochemiczne, które stosowane są w niewielkich urządzeniach elektronicznych. Ogromny postęp w inżynierii materiałowej, ewoluującej w kierunku nanotechnologii, sprawia, iż superkondensatory stają się coraz bardziej niezawodnymi urządzeniami współpracującymi zarówno z elektrowniami wiatrowymi, jak i systemami ogniw fotowoltaicznych. Doskonalenie technologii superkondensatorów polega na polepszeniu ich parametrów pracy, zwłaszcza zakresu napięć, oraz uzyskiwanej mocy. W niniejszej pracy przedstawione zostaną podstawowe zasady działania superkondensatorów, charakterystyka ich pracy oraz przykłady ich użycia.
Źródło:
Acta Energetica; 2010, 1; 71-79
2300-3022
Pojawia się w:
Acta Energetica
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Energy analysis of underwater energy storage system based on compressed air
Autorzy:
Sałyga, S.
Szabłowski, Ł
Badyda, K.
Powiązania:
https://bibliotekanauki.pl/articles/175387.pdf
Data publikacji:
2016
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
UWCAES
CAES
compressed air energy storage
Opis:
Due to the very intensive development of renewable energy sources, producing electricity in irregular and unpredictable way, storage plays an increasingly important role in the current energy system. Currently used systems for storing electricity on a large scale include only pumped storage and compressed air energy storage. The paper presents energy analysis of three underwater energy storage systems based on compressed air without recuperation, and with recuperation and adiabatic. Balance calculations for selected configuration of the system was performed. The efficiency of storage of electricity was calculated using four different definitions.
Źródło:
Transactions of the Institute of Fluid-Flow Machinery; 2016, 131; 151-160
0079-3205
Pojawia się w:
Transactions of the Institute of Fluid-Flow Machinery
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Thermal energy storage in ceresine-based accumulative heat exchanger
Autorzy:
Borcuch, M.
Musiał, M.
Wójcik, T.
Powiązania:
https://bibliotekanauki.pl/articles/175462.pdf
Data publikacji:
2015
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
energy storage
PCM
accumulative heat exchanger
Opis:
The paper contains description of conception, realization a tests of an accumulative heat exchanger. The appliance has a sectional construction with four cassettes filled with ceresine – a mixture of paraffins. The exchanger is dedicated for ventilation and cooling applications, especially in passive buildings. Usage of phase change materials is one of the most important topics in the whole area of energy storage. Series of tests have been done, during which both, the casing and the cover have been insulated, thereby thermal losses have been limited. Furthermore, paper presents an influence of insulation on the heat storage possibility in the proposed accumulative heat exchanger.
Źródło:
Transactions of the Institute of Fluid-Flow Machinery; 2015, 128; 19-27
0079-3205
Pojawia się w:
Transactions of the Institute of Fluid-Flow Machinery
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
MOŻLIWOŚCI ROZWOJU MAGAZYNÓW ENERGII W POLSCE W PERSPEKTYWIE DŁUGOTERMINOWEJ
THE POSSIBILITIES OF ENERGY STORAGE DEVELOPMENT IN POLAND FROM A LONG-TERM PERSPECTIVE
Autorzy:
Augustyn, Aleksandra
Mirowski, Tomasz
Powiązania:
https://bibliotekanauki.pl/articles/512955.pdf
Data publikacji:
2018
Wydawca:
Uniwersytet Rzeszowski. Wydawnictwo Uniwersytetu Rzeszowskiego
Tematy:
renewable energy sources
energy storage
power to gas
Opis:
The EU climate policy assumes an increase of the renewable energy share in total energy generation to 27% by 2030 year. This step is a response to the climate change, based on the fact that the operation of renewable energy power plants is emission-free. However, it is important to note that electricity generation from r enewable sources, mainly wind and photovoltaic, is highly dependent on atmospheric conditions, and is thus unreliable. As a consequence, the development of stable energy sources is required in order to guarantee energy security. Promising solutions include energy storage technologies. The power-to-gas systems may be deployed as adjuncts to wind parks or photovoltaic generation. The energy generated at the time of maximum sunshine or wind is accumulated and used at the moment of high electricity demand. The purpose of this article is to propose a location for the development of the Power-to-gas technology in Poland aiming to store energy derived from renewable energy sources.
Źródło:
Polityka i Społeczeństwo; 2018, 16, 1; 89-102 (11)
1732-9639
Pojawia się w:
Polityka i Społeczeństwo
Dostawca treści:
Biblioteka Nauki
Artykuł

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