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Journal of KONES
EN Research results of novel silumins on pistons for combustion engines, which have high mechanical properties within the range of piston higher operating temperatures, 100-300°C, are presented in the paper. Silumins contain enlarging concentration of the nickel and copper alloy additives up to 4.0, an[...]
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Rocznik Ochrona Środowiska
2012 Tom 14 182--201
PL Kotły zużywają do 90% energii zawartej w drewnie. Istnieje szeroka gama klasycznych kotłów z ręcznym sterowaniem i bezpośrednim spalaniem drewna oraz nowoczesnych automatycznych kotłów zgazowania dostępnych na dzisiejszym rynku. Wielką zaletą tej nowoczesnej technologii jest możliwość wykorzystania [...]
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Journal of Polish CIMAC
2012 Vol. 7, no 2 123-130
EN This paper presents the results of the tests on the exhaust emissions from a turboprop engine used for the propulsion of PZL SW-4 Puszczyk helicopter. The tests were conducted in pre-flight conditions. The paper presents the test results and their analysis that enabled the determining of the values [...]
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Logistyka
2009 nr 6 CD-CD
PL W artykule przedstawiono rezultaty z badań emisyjnych pojazdów w warunkach drogowych. Testy dla różnych typów pojazdów wykonywano na odcinkach kilkunastu do kilkudziesięciu kilometrów w różnych warunkach drogowych; dane te zawierają one informację o eksploatacyjnej emisyjności pojazdów i dotyczą rze[...]
EN In the study the results of vehicle emission tests in road conditions were presented as only then information on real vehicle emissions could be obtained. The tests were carried out on sections of tens to hundreds kilometers in different road conditions. They include information on emissivity of veh[...]
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Journal of Polish CIMAC
2009 Vol. 4, no 2 217-226
EN The paper present the results of emission tests of city buses (Euro 5 hybrid and Euro 4 conventional diesel), under real traffic conditions with the use of a portable emission testing system. The tests have been carried out in city traffic conditions on road portions of several kilometers each. The [...]
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Archivum Combustionis
EN The paper presents the results from studies on co-combustion of dry, "high" calorific value wastes with/without supplementary fuels. Two fluidisation techniques were employed, circulating and bubbling, in facilities of three sizes; a bench scale circulating fluidized bed combustor (CFBC) designed to[...]
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Polish Maritime Research
2013 nr 2 61--66
EN The aim of the present paper is to develop a computational fluid dynamics (CFD) analysis to study the combustion process in a four-stroke marine diesel engine, the Wärtsilä 6L 46. The motivation comes from the importance of emissions from marine engines in the global emissions, particularly for nitr[...]
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Archivum Combustionis
EN Fossil fuel combustion, mainly natural gas, is one of the most common heat source used in high-temperature industrial processes (metallurgy, glass industry). Alternative energy sources or total elimination of fossil fuels are not achievable at our current knowledge and technology development stage. [...]
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Nafta-Gaz
2017 R. 73, nr 3 187--192
PL Artykuł porusza problematykę obliczania wielkości emisji gazów cieplarnianych i innych zanieczyszczeń gazowych, wprowadzanych do powietrza w trakcie procesów magazynowania i przeładunku węglowodorów i metanolu w kopalniach ropy naftowej i gazu ziemnego. W oparciu o analizę stanu prawnego, a także uw[...]
EN The article raises the problem of calculating the emissions of greenhouse gases and other gaseous pollutants released into the air, during the process of storage and handling of substances associated with the exploration of oil and natural gas deposits. Based on the analysis of the legislation in fo[...]
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Nafta-Gaz
2017 R. 73, nr 4 287--292
PL W artykule omówiono dostępne w literaturze krajowej oraz zagranicznej wskaźniki emisji dla kotłów i innych urządzeń zasilanych gazem ziemnym, które pozwalają na obliczenie wprowadzanych do powietrza zanieczyszczeń – w sposób najbardziej poprawny – przez zakłady prowadzące eksploatację złóż ropy naft[...]
EN The article discusses available in Polish and foreign literature, emission factors for boilers and other equipment powered by natural gas, which allow the calculation of pollutants released into the air in the most appropriate way, by the facilities of oil and natural gas exploitation. Describes a m[...]
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Structure and Environment
EN The dynamics of emission of heavy metals compounds into the air in Vinnytsia region (Ukraine) in 2003-2010 years is analyzed. The level of pollution for compounds of some heavy metals (Cd, Hg) has arisen, for others – has decreased (Pb, Cr) or has not changed (As, Ni). The sources of such pollution [...]
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Journal of Mechanical and Transport Engineering
PL W artykule został przedstawiony ogólny problem wpływu toksycznych składników spalin z pojazdów silnikowych na środowisko naturalne i zdrowie człowieka w Europie. Wykazano, że prędkość jazdy samochodem ma duży wpływ na zużycie paliwa i na poziom emisji toksycznych składników gazów wylotowych. Przedst[...]
EN The article describes the impact of toxic components of exhaust gases on the environmental pollution and the resulting problems that have a direct impact on human health. It presents the legal regulations in force in the European Union which oblige vehicle manufacturers not to exceed the limit value[...]
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Archiwum Motoryzacji
2004 Vol. 7, nr 3 255-262
EN The paper concerns a new idea of fuel injector for Diesel engines on base of invention applied by M. Zabłocki and J. Szymański. Some results of preliminary operating parameters research are presented in the paper. This investigation was conducted on the research Diesel engine equipped with varied cr[...]
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Journal of KONES
EN The largest amount of air pollutants is produced by the combustion of fossil fuels (coal, lignite, petroleum, natural gas, etc.). Such combustion releases huge amounts of greenhouse gases into the atmosphere (including carbon oxides (CO, CO2), sulphur oxides (SO2, SO3), nitrogen oxides (NO, NOx)) an[...]
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Journal of Ecological Engineering
EN Nowadays, the trend towards the use of transportation technologies which are clean and less dependent on fossil fuel is highly increased. That is because of the fast depletion of oil reserves in the world. On the other hand, the growth of developing nations into industrialized ones will increase the[...]
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Journal of Ecological Engineering
2019 Vol. 20, nr 2 226--233
EN In the paper, the effect of water injection and different air/fuel ratio on the gasoline engine performance and emissions was investigated theoretically. A four cylinder SI engine model was built using GT-Power professional software. The gasoline fuel was injected directly to the cylinder and water [...]
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Journal of KONES
2013 Vol. 20, No. 3 111--116
EN Combustion in a diesel engine is a complex physicochemical process, changing the time at which the events take place simultaneously heat and mass transfer and chemical reactions. The development of internal combustion engines goes towards meeting the increasingly stringent requirements for toxic exh[...]
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Journal of KONES
EN Vegetable oils are being increasingly used as fuel in diesel engines in passenger vehicles, with various results. One of the associated problems is excessive emissions of organic compounds at very low engine loads. Aside from an undesirable increase in emissions, such compounds also contribute to th[...]
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Journal of KONES
EN There has been increasing interest in recent years in the use of biodiesel as a substitute for petroleum-based diesel fuel. Fatty acids methyl esters (FAME) in a pure form are applied as a biodiesel B100 or as blends with diesel fuels named as the B10 biodiesel, the B20 biodiesel etc. FAME is suscep[...]
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Journal of KONES
EN In recent years, the improvement of engine performance and emissions has become an extremely important concern. This study focuses on the injection strategy based on the injection pressure (IP) and duration between pilot injection and the main injection (dMI) using a multi cylinder common rail multi[...]
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