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Wyszukujesz frazę "Węgrzyn, Nicolas" wg kryterium: Autor


Wyświetlanie 1-2 z 2
Tytuł:
The Use of Additive Manufacturing for Production of Commercial Airplane Power Plants Components: A Review
Autorzy:
Węgrzyn, Nicolas
Powiązania:
https://bibliotekanauki.pl/articles/2174786.pdf
Data publikacji:
2022
Wydawca:
Centrum Rzeczoznawstwa Budowlanego Sp. z o.o.
Tematy:
3D printing
additive manufacturing
aerospace
high pressure compressor
safety
druk 3D
produkcja addytywna
lotnictwo
kompresor wysokociśnieniowy
bezpieczeństwo
Opis:
The purpose of this paper is to provide an overview of the available Additive Manufacturing (AM) technologies widely documented in many scientific papers and to attempt to answer the question of whether this technology could be used in the optimization of geometry for aircraft engine parts. The core research method in this article is based on the analysis of the scientific literature related to Additive Manufacturing gathered over the past two decades. The discussion starts with a review of various technological solutions, including Powder Bed Fusion (PBF), Direct Energy Deposition (DED) or Electron Beam Melting (EBM). The technological schemes of the processes or their differences are shown, as well as the advantages, disadvantages, and development opportunities. The article also attempts to divide AM technologies in terms of the materials used. The purpose of this approach is to simplify technology selection from an engineering point of view. At the end of this article, industrial ‘in-use’ applications in safety orientated aerospace market are overviewed. As a result of the literature analysis, an attempt is made to prove that modern additive technologies could be used to optimize integrated and complex structures like air bleeds in high pressure compressors of airplane powerplants.
Źródło:
Safety & Defense; 2022, 2; 36--45
2450-551X
Pojawia się w:
Safety & Defense
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Turbofan Engines Efficiency, Historical Trends, and Future Prediction: A Review
Autorzy:
Kuropatwa, Michał
Wegrzyn, Nicolas
Kozuba, Jarosław
Powiązania:
https://bibliotekanauki.pl/articles/2174776.pdf
Data publikacji:
2022
Wydawca:
Centrum Rzeczoznawstwa Budowlanego Sp. z o.o.
Tematy:
turbofan engine
bypass ratio
overall pressure ratio
specific fuel consumption
safety
composite materials
silnik turbowentylatorowy
współczynnik obejścia
całkowity stosunek ciśnień
jednostkowe zużycie paliwa
bezpieczeństwo
materiały kompozytowe
Opis:
Technological development in the aviation business is usually dictated by diverse safety, economic, environmental, and social goals set by governments, regulatory agencies, and the market. Recently, a rapidly increasing interest in making air transportation climate neutral has been observed. The objective of this study is to analyze the historical trends of aircraft engine fuel efficiency, identify parameters affecting engine efficiency and initiate a discussion about future technology development needed to meet the expectations. The commercial turbofan engines test data comparison is provided in this study, followed by a theoretical assessment. The presented test data trends show a clear correlation between specific fuel consumption decrease and engine parameters like bypass ratio and overall pressure ratio increase, which is confirmed by theoretical assessment. Based on performed analysis results, a bypass ratio increase was indicated as the one potential path to reduce aircraft engine fuel consumption. Bypass ratio improvement could be achieved by fan diameter increase and rotation speed reduction in the case of turbofan engine architecture. A larger fan rotor requires a high torque drive and significantly increases engine weight which could be compensated by the lightweight design of the engine components, e.g., by applying composite materials.
Źródło:
Safety & Defense; 2022, 2; 82--90
2450-551X
Pojawia się w:
Safety & Defense
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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