Results 41 to 50 of about 3,496,599 (369)

Neural networks for small scale ORC optimization [PDF]

open access: yes, 2017
This study concerns a thermodynamic and technical optimization of a small scale Organic Rankine Cycle system for waste heat recovery applications. An Artificial Neural Network (ANN) has been used to develop a thermodynamic model to be used for the ...
Massimiani, Alessandro   +3 more
core   +1 more source

Optimization of Schematic and Parameters of Staged Combustion Launch Vehicle Liquid Engines [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2016
The purpose of this paper is to present a genetic algorithm (as a software) to optimize engine main parameters through the application of "genetic algorithm" and also introduced the new and modified thermodynamic cycles with analysing their performance ...
Davood Ramesh   +2 more
doaj  

POSSIBLE WAYS OF DECREASE IN EMISSIONS OF CARBON DIOXIDE GAS

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2018
In article possible ways of decrease in emissions of carbon dioxide gas are considered. Features of technologies of extraction of CO2 from flue gases. Foreign experience of use of CO2 is analyzed.
A. M. Gafurov   +3 more
doaj   +1 more source

Experimental investigation of a thermally driven pumping system for a potential application with a microgrid system for rural communities

open access: yesJournal of Thermal Science and Technology, 2022
Renewable energy-based microgrid systems are widely being studied as electrification methods for rural communities in developing countries. Waste heat generated by the components of the microgrid systems, such as the biogas driven generators (BDG ...
Yemanebirhan ABIRHAM   +3 more
doaj   +1 more source

A dynamic model for the optimization of oscillatory low grade heat engines [PDF]

open access: yes, 2011
The efficiency of a thermodynamic system is a key quantity on which its usefulness and wider application relies. This is especially true for a device that operates with marginal energy sources and close to ambient temperatures.
Markides, CN, Smith, TCB
core   +2 more sources

EVALUATION OF THE EFFICIENCY OF APPLYING WOOD PYROLYSIS STEAM-GAS PRODUCTS AS A WORKING FLUID FOR GAS TURBINE AND INTERNAL COMBUSTION ENGINE

open access: yesИзвестия Томского политехнического университета: Инжиниринг георесурсов, 2022
The relevance of the topic is caused by the possibility of using such energy resource as a steam-gas products of pyrolysis of wood waste as the main or auxiliary fuel for electrical energy generation.
Svyatoslav A. Tsibulskiy   +5 more
doaj   +1 more source

Review of experimental research on supercritical and transcritical thermodynamic cycles designed for heat recovery application [PDF]

open access: yes, 2019
Supercritical operation is considered a main technique to achieve higher cycle efficiency in various thermodynamic systems. The present paper is a review of experimental investigations on supercritical operation considering both heat-to-upgraded heat and
De Paepe, Michel   +6 more
core   +2 more sources

Innovative Calibration Method for System Level Simulation Models of Internal Combustion Engines

open access: yesEnergies, 2016
The paper outlines a procedure for the computer-controlled calibration of the combined zero-dimensional (0D) and one-dimensional (1D) thermodynamic simulation model of a turbocharged internal combustion engine (ICE).
Ivo Prah   +2 more
doaj   +1 more source

Thermodynamics of an idealized hydrologic cycle [PDF]

open access: yesWater Resources Research, 2012
The diurnal hydrologic cycle, a sequence of evapotranspiration, boundary layer growth, moist convection, and precipitation, is described in a thermodynamic framework, assuming an atmosphere composed solely of water. This idealized cycle is shown to be equivalent to an abbreviated version of the classical Rankine cycle where not all the water vapor is ...
Amilcare Porporato   +6 more
openaire   +2 more sources

Linear irreversible heat engines based on the local equilibrium assumptions [PDF]

open access: yes, 2015
We formulate an endoreversible finite-time Carnot cycle model based on the assumptions of local equilibrium and constant energy flux, where the efficiency and the power are expressed in terms of the thermodynamic variables of the working substance.
Izumida, Yuki, Okuda, Koji
core   +2 more sources

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