Results 31 to 40 of about 431,560 (339)

Active Brownian heat engines [PDF]

open access: yesPhysical Review Research, 2020
26 pages, 12 ...
Stefano Steffenoni   +6 more
openaire   +6 more sources

Investigation of important semi-empirical heat transfer models for a natural gas-fueled HCCI engine

open access: yesEnergy Reports, 2021
Homogeneous charge compression ignition engine is a promising alternative to traditional internal combustion engines mainly due to its high thermal efficiency, low NOx, and soot emissions.
Masoud Rabeti   +4 more
doaj   +1 more source

Turbocharged Diesel Engine Power Production Enhancement: Proposing a Novel Thermal-Driven Supercharging System based on Kalina Cycle [PDF]

open access: yesRenewable Energy Research and Applications, 2020
In this paper, a novel thermal driven supercharging system for downsizing of a turbocharged diesel engine is proposed. Furthermore, Kalina cycle has been used as waste heat recovery system to run the mounted supercharging system. The waste heat of air in
F. Salek   +2 more
doaj   +1 more source

Research on the combustion process in the Fiat 1.3 Multijet engine fueled with rapeseed methyl esters

open access: yesOpen Engineering, 2021
The aim of the paper is to analyze and evaluate the basic parameters of the combustion process in a modern Fiat 1.3 Multijet diesel engine, fuelled esters (FAME) and diesel oil.
Kurczyński Dariusz   +2 more
doaj   +1 more source

Cooling Cyclic Air of Marine Engine with Water-Fuel Emulsion Combustion by Exhaust Heat Recovery Chiller

open access: yesEnergies, 2021
The fuel efficiency of marine diesel engine as any combustion engine falls with raising the temperature of air at the suction of its turbocharger. Therefore, cooling the engine turbocharger intake air by recovering exhaust gas heat to refrigeration ...
Victoria Kornienko   +5 more
doaj   +1 more source

Hidden symmetries and nonlinear constitutive relations for tight-coupling heat engines

open access: yesNew Journal of Physics, 2015
Typical heat engines exhibit a kind of homotypy: the heat exchanges between a cyclic heat engine and its two heat reservoirs abide by the same function type; the forward and backward flows of an autonomous heat engine also conform to the same function ...
S Q Sheng, Z C Tu
doaj   +1 more source

Performance Analysis and Optimization of a Solar Powered Stirling Engine with Heat Transfer Considerations

open access: yesEnergies, 2012
This paper investigates the optimization of the performance of a solar powered Stirling engine based on finite-time thermodynamics. Heat transference in the heat exchangers between a concentrating solar collector and the Stirling engine is studied.
Chia-En Ho, Chieh-Li Chen, Her-Terng Yau
doaj   +1 more source

Performance of discrete heat engines and heat pumps in finite time [PDF]

open access: yes, 2000
The performance in finite time of a discrete heat engine with internal friction is analyzed. The working fluid of the engine is composed of an ensemble of noninteracting two level systems.
A. Bejan   +35 more
core   +3 more sources

Application of Stirling Engine Type Alpha Powered by the Recovery Energy on Vessels

open access: yesPolish Maritime Research, 2020
The Stirling engine is a device in which thermal energy is transformed into mechanical energy without any contact between the heat carrier and the working gas enclosed in the engine. The mentioned feature makes this type of engine very attractive for the
Kropiwnicki Jacek
doaj   +1 more source

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