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Wyszukujesz frazę "power system design" wg kryterium: Temat


Wyświetlanie 1-4 z 4
Tytuł:
The use of PSS2A system stabilisers to damp electromechanical swings in medium voltage networks with distributed energy sources
Autorzy:
Paszek, Stefan
Nocoń, Adrian
Pruski, Piotr
Powiązania:
https://bibliotekanauki.pl/articles/2135732.pdf
Data publikacji:
2022
Wydawca:
Polska Akademia Nauk. Czytelnia Czasopism PAN
Tematy:
electromechanical swings
distributed generation
medium-voltage network
power system stabilisers
power system design
Opis:
In this paper, the design issue of effective damping of electromechanical swings in a medium voltage network with distributed generation by the use of a PSS2A type power system stabiliser is described. This stabiliser was installed in the generating unit with the highest rated power. Time constants of correction blocks, as well as the main gain, were determined by analyzing a single-machine system, generating unit – infinite bus. The time constants were calculated on the basis of the frequency-phase transfer functions both of the electromagnetic moment to the voltage regulator reference voltage and of the generator voltage to the voltage regulator reference voltage, under the assumption of an infinite and real value of the generating unit inertia time constant for various initial generator loads. The main stabiliser gain was calculated by analyzing the position, on the complex plane, of eigenvalues of the state matrix of the single-machine system, linearised around a steady operating point, at the changed value of this gain.
Źródło:
Archives of Electrical Engineering; 2022, 71, 3; 717--729
1427-4221
2300-2506
Pojawia się w:
Archives of Electrical Engineering
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Experimental research of the impact of ship’s rolling on the performance of PV panels
Autorzy:
Zeńczak, Wojciech
Zapałowicz, Zbigniew
Powiązania:
https://bibliotekanauki.pl/articles/32897005.pdf
Data publikacji:
2022
Wydawca:
Politechnika Gdańska. Wydział Inżynierii Mechanicznej i Okrętownictwa
Tematy:
ship power system
PV system
ship’s energy efficiency design index
ship rolling
Opis:
The aim of the International Maritime Organization (IMO) to reduce by half the amount of greenhouse gases emitted by marine ships by 2050, and its vision of the fastest total decarbonisation in the maritime shipping industry within the present century, calls for implementation with various means of decarbonisation. The IMO approaches the process of decarbonisation in two phases. Firstly, short-term, compact projects are to be considered, next, more complex, medium- and long-term solutions should be aimed at. The preferred arrangements to be applied are photovoltaic systems. Their performance depends to a high degree on the solar incidence angle. In the case of a ship swinging as a result of its course in relation to the wave and incidence direction, the incidence angle undergoes significant periodic changes with a significant effect on the power generated by the PV panels. As a result, the total amount of energy produced by the PV panels diminishes. The paper presents experimental research results obtained on the stand that allowed the investigation of PV panels in simulated marine conditions. Two characteristic positions of a PV panel’s rotation axis in relation to the solar rays’ incidence direction were investigated. It was proved for both variants that the rolling period and solar incidence angle affected the power generated by the PV panel.
Źródło:
Polish Maritime Research; 2022, 4; 132-144
1233-2585
Pojawia się w:
Polish Maritime Research
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
A dynamic model as a tool for design and optimization of propulsion systems of transport means
Autorzy:
Peruń, Grzegorz
Powiązania:
https://bibliotekanauki.pl/articles/11542694.pdf
Data publikacji:
2023
Wydawca:
Uniwersytet Zielonogórski. Oficyna Wydawnicza
Tematy:
dynamic model
gear design
power transmission system
model dynamiczny
konstukcja przekładni
układ napędowy
Opis:
Designing power transmission systems is a complex and often time-consuming problem. In this task, various computational tools make it possible to speed up the process and verify a great many different solutions before the final one is developed. It is widely possible today to conduct computer simulations of the operation of various devices before the first physical prototype is built. The article presents an example of a dynamic model of power transmission systems, which has been developed to support work aimed at designing new and optimizing existing systems of that type, as well as to help diagnose them by designing diagnostic algorithms sensitive to early stages of damage development. The paper also presents sample results of tests conducted with the model, used at the gear design stage. In the presented model, the main goal is to reproduce the phenomena occurring in gears as well as possible, using numerous experiments in this direction featured in the literature. Many already historical models present different ways of modeling, but they often made significant simplifications, required by the limitations of the nature of computational capabilities. Differences also result from the purpose of the models being developed, and the analysis of these different ways of doing things makes it possible to choose the most appropriate approach.
Źródło:
International Journal of Applied Mathematics and Computer Science; 2023, 33, 2; 183--195
1641-876X
2083-8492
Pojawia się w:
International Journal of Applied Mathematics and Computer Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Developing cooperation between science and the economy in the area of renewable energy sources based on the example of the deENet network
Autorzy:
Aleksandrow, S.
Powiązania:
https://bibliotekanauki.pl/articles/105940.pdf
Data publikacji:
2013
Wydawca:
Centrum Badań i Innowacji Pro-Akademia
Tematy:
energy
energy supply systems
civil engineering
power engineering design
energy efficient processes
sustainable energy supplies
energia
system zasilania
inżynieria lądowa
projektowanie energetyczne
energooszczędne procesy
zrównoważone dostawy energii
Opis:
The aim of the paper is to analyze projects focused on decentralized energy supply systems, energy-optimized design and construction, as well as energy-efficient industrial processes and sustainable energy supply concepts. In view of the above, projects such as the following were analyzed: "Regiony w 100% Odnawialne" ("100% Renewable Regions), "KLIMZUG", "Zabytki i Energia" ("Monuments and Energy"), "Klimaregio", "Sieć elektroenergetyczna przyszłości" ("The Power Engineering Network of the Future"), "Polsko-niemiecki dialog klastrów" ("Polish-German Cluster Dialog"), "Energooszczędne budownictwo i mieszkanie" ("Energy Efficient Construction and Housing"), "dEcoSense", "Manager Energetyczny – IHK" ("Power Engineering Manager - IHK") d "Okrągły stół energetyczny Północnej Hesji" ("Northern Hesse Energy Round Table").
Źródło:
Acta Innovations; 2013, 8; 25-42
2300-5599
Pojawia się w:
Acta Innovations
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-4 z 4

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