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Wyszukujesz frazę "charge air flow" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Intercooler for extremely low temperatures of charging
Autorzy:
Toporcer, E.
Tučnik, P.
Cisek, J.
Powiązania:
https://bibliotekanauki.pl/articles/246271.pdf
Data publikacji:
2010
Wydawca:
Instytut Techniczny Wojsk Lotniczych
Tematy:
intercooler
simulation
charge air flow
coolant flow
cooling fins
Opis:
The paper deals with the optimization of the charge air intercooler of the turbocharged internal combustion engine with the focus on the extremely low temperatures of charge air. The software Fluent is used for the numerical simulation (CFD - Computational Fluid Dynamics) of the charge air flow. The 3 D space geometrical model of the charge air intercooler is created in the CAD (Computer Aided Design) software CATIA. The model is simplifled according to the requirements of the computational mesh creation and numerical simulation. The model is then exported as the iges file and this file is subsequently imported into the preprocessor Gambit. The imported model is repaired and a suitable mesh is then created according to the computational means properties. The last step is the definition of the types of boundary conditions. The needed types of boundary conditions are applied to the single surfaces and volumes. The completed computational mesh is then exported from Gambit and imported into the CFD software Fluent for numerical simulation. The needed values of parameters are used for the calculation definition and the simulation is started. The simulation results show the charge air flow in the charge air cooler and the places with the maximum values of turbulences can be found and this information can be the input for the optimization design of the mentioned cooler.
Źródło:
Journal of KONES; 2010, 17, 4; 529-536
1231-4005
2354-0133
Pojawia się w:
Journal of KONES
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Rational Liquid Cooling Systems of Internal Combustion Engines
Autorzy:
Moshentsev, Yuryi
Gogorenko, Oleksiy
Dvirna, Olha
Powiązania:
https://bibliotekanauki.pl/articles/2022422.pdf
Data publikacji:
2022
Wydawca:
Stowarzyszenie Inżynierów i Techników Mechaników Polskich
Tematy:
charge air cooler
cooling systems
heat transfer surface
Internal combustion engines
oil coolers
low-flow system
Opis:
The scheme of the cooling system is considered, which can be the basis for creating the most efficient cooling systems for IC engines of any purpose. It is assumed that the use of any other scheme is devoid of a rational basis. The scheme consists of two connected circulation circuits, in one of which the coolant flow rate is an order of magnitude less than in the second. The engine is included in a circuit with increased coolant flow. All heat exchangers are in the second circuit. Rules for the formation of such systems are formulated. The basis of the method for calculating such systems is considered. It is indicated that the flow rate through each heat exchanger must be determined by calculation to ensure the maximum efficiency of the cooling system. The considered scheme allows to provide the maximum possible depth of charge air cooling, if its temperature is not specified, or to ensure the minimum cost and compactness of the cooling system, if this temperature is known. The scheme allows regulating the temperatures of the cooling fluids of the system with all kinds of changes in the engine operating conditions and the ambient temperature.
Źródło:
Advances in Science and Technology. Research Journal; 2022, 16, 1; 158-169
2299-8624
Pojawia się w:
Advances in Science and Technology. Research Journal
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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