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Wyszukujesz frazę "Czerwiński, Jan" wg kryterium: Wszystkie pola


Wyświetlanie 1-3 z 3
Tytuł:
Use of hydrogen fuel in drive systems of rail vehicles
Autorzy:
Pielecha, Ireneusz
Engelmann, Danilo
Czerwinski, Jan
Merkisz, Jerzy
Powiązania:
https://bibliotekanauki.pl/articles/33317409.pdf
Data publikacji:
2022-05-24
Wydawca:
Sieć Badawcza Łukasiewicz - Poznański Instytut Technologiczny
Tematy:
Hydrogen
Hydrogen properties
Hydrogen storage
Hydrogen powered combustion engines
Opis:
The search for substitutes for modern fossil fuels incentivises the use of new propulsion systems (hybrid or electric) and the use of new fuels (gaseous, mainly hydrogen). The article discusses the basic issues related to hydrogen fuel: from its extraction, through the discussion of its properties to its use and applications. Analyzes of the energy consumption involved in its extraction or production were presented, classifying hydrogen in those terms. Great emphasis was placed on design solutions for the use of hydrogen in internal combustion engines, together with discussing the concept of its combustion. The methods of storing hydrogen in a condensed and compressed form were also presented, indicating at the same time the most modern solutions available, such as mixed systems – storage in cryo-compressed form. It has been shown that the combustion of hydrogen in internal combustion engines increases their efficiency, and at the same time significantly reduces the exhaust emissions of toxic gases – including the emission of nitrogen oxides.
Źródło:
Rail Vehicles/Pojazdy Szynowe; 2022, 1-2; 10-19
0138-0370
2719-9630
Pojawia się w:
Rail Vehicles/Pojazdy Szynowe
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Non-regulated emissions and particle number emissions of two passenger cars with diesel-butanol blends
Autorzy:
Engelmann, Danilo
Comte, Pierre
Czerwinski, Jan
Renz, Stephan
Bonsack, Peter
Powiązania:
https://bibliotekanauki.pl/articles/2097481.pdf
Data publikacji:
2020
Wydawca:
Polskie Towarzystwo Naukowe Silników Spalinowych
Tematy:
alternative fuels
non-legislated emissions
ultrafine particles
diesel particle filter
cold start emissions
paliwa alternatywne
nieregulowane emisje
cząstki ultradrobne
filtr cząstek stałych
emisje zimne
Opis:
Biofuels represent one of the alternatives to obtain the CO2 - neutral propulsion of IC-engines. Butanol, which can be produced from biomass, is considered and was investigated in the last years due to the very advantageous characteristics of this alternative fuel. Butanol can be easily and irreversibly blended both with light (gasoline) and heavier (diesel) fuels. Comparing with ethanol it has the advantages of: higher calorific value, lower hygroscopicity and lower corrosivity. It can replace the aviation fuels. This paper presents the emission results obtained on two diesel passenger cars with different technology (Euro 2 and Euro 6c) and with addition of butanol to diesel fuel, as a part of the research project DiBut (diesel and butanol). Interesting results are given about some non-legislated (non-regulated) components, acetaldehyde (MeCHO) and formaldehyde (HCHO) and about the PN-emissions with/without DPF.
Źródło:
Combustion Engines; 2020, 59, 4; 29--38
2300-9896
2658-1442
Pojawia się w:
Combustion Engines
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Influences of special driving situations on emissions of passenger cars
Autorzy:
Engelmann, Danilo
Hüssy, Andreas
Comte, Pierre
Czerwinski, Jan
Bonsack, Peter
Powiązania:
https://bibliotekanauki.pl/articles/2097509.pdf
Data publikacji:
2021
Wydawca:
Polskie Towarzystwo Naukowe Silników Spalinowych
Tematy:
emissions at cold start
warm-up
RDE
portion of idling
Stop&Go
emisja po zimnym rozruchu
nagrzewanie
bieg jałowy
Opis:
Testing of real driving emissions (RDE) offers the opportunity to collect the data about the emissions in special driving, or non-driving situations. These situations are: cold start, warm-up of the engine, stop & go and idling. In the present work, the definitions of the special driving situations were proposed, the emissions of 7 passenger cars (gasoline & Diesel) were extracted from the present RDE data and some special driving situations, particularly the stop & go operation with varying share of idling were reproduced on chassis dynamometer. As expected, the emissions of CO, NOx and PN are in the cold start and in the first part of the warm-up phase (ca. 25 s) considerably higher than in the rest of the investigated urban phase. The singular emitting situations like “stop&go” or idling occur frequently in the warm-up phase, i.e. in the city operation when the engine and the exhaust system are still not warm enough.
Źródło:
Combustion Engines; 2021, 60, 1; 41--51
2300-9896
2658-1442
Pojawia się w:
Combustion Engines
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-3 z 3

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