Results 21 to 30 of about 396,320 (310)

Design and optimisation of organic Rankine cycles for waste heat recovery in marine applications using the principles of natural selection [PDF]

open access: yes, 2013
Power cycles using alternative working fluids are currently receiving significant attention. Selection of working fluid among many candidates is a key topic and guidelines have been presented.
American Coatings Association, Washington DC, United States   +35 more
core   +2 more sources

Examining the Impact of Different Thermosyphon Diameters and Working Fluids on Their Performance [PDF]

open access: yesEngineering and Technology Journal, 2019
This work was designed to examine the effect of various thermosyphon diameters and working fluids on the thermosyphon performance. A thermosyphon made from copper tubes with three different external diameters 7, 13 and 22mm with thickness of 1mm is used ...
Talib Farge   +2 more
doaj   +1 more source

Aspen Plus simulation of a low capacity organic Rankine cycle heated by solar energy

open access: yesEnergy Reports, 2022
In this work, the performance of the organic Rankine cycle (ORC) of 1 kW output power was studied using Aspen Plus software simulation. In order to improve the performance of the ORC, eight organic fluids were tested as working fluid.
S.M. Shalaby   +4 more
doaj   +1 more source

Energy and Exergy Analysis of an Organic Rankine Cycle with Internal Heat Exchanger

open access: yesMehmet Akif Ersoy Üniversitesi Fen Bilimleri Enstitüsü, 2021
In this study, energy and exergy analysis of an organic Rankine cycle with internal heat exchanger using R1234yf, R1234ze and R134a is carried out. The energy and exergy performances of an ORC system for different operating temperature have been analyzed.
Arzu ŞENCAN ŞAHİN   +3 more
doaj   +1 more source

Experimental investigation of a cascaded organic Rankine cycle plant for the utilization of waste heat at high and low temperature levels [PDF]

open access: yes, 2020
A power plant with two cascaded organic Rankine cycles (CORC) to exploit waste heat from a 800 kWe combined heat and power plant, fueled by biogas, is designed and tested.
Heim, André   +4 more
core   +1 more source

A Review on the Thermal-Hydraulic Performance and Optimization of Compact Heat Exchangers

open access: yesEnergies, 2021
Heat exchangers play an important role in power, the chemical industry, petroleum, food and many other industrial productions, while compact heat exchangers are more favored in industrial applications due to their high thermal efficiency and small size ...
Gaoliang Liao   +4 more
doaj   +1 more source

Influence of operational factors on the properties of working fluids of piston engines [PDF]

open access: yesE3S Web of Conferences, 2021
The paper is devoted to the study of the regularities of changes in the quality of working fluids circulating through the systems of internal combustion piston engines.
Zhukov Vladimir, Melnik Olesya
doaj   +1 more source

Experimental investigation of small diameter two-phase closed thermosyphons charged with water, FC-84, FC-77 and FC-3283 [PDF]

open access: yes, 2010
Copyright © 2009 Elsevier Ltd. All rights reserved.An experimental investigation of the performance of thermosyphons charged with water as well as the dielectric heat transfer liquids FC-84, FC-77 and FC-3283 has been carried out. The copper thermosyphon
Jouhara, H, Robinson, AJ
core   +1 more source

Integrated Design of Working Fluid Mixtures and Absorption Refrigeration Cycles

open access: yesFrontiers in Chemical Engineering, 2021
This work presents a CAMD (computer-aided molecular design) approach for the design of working fluid mixtures used in ABR (absorption refrigeration) cycles. Compared to previous works, the proposed approach introduces two major improvements.
Athanasios I. Papadopoulos   +4 more
doaj   +1 more source

Thermodynamic Properties of Dodecamethylpentasiloxane, Tetradecamethylhexasiloxane, and Decamethylcyclopentasiloxane [PDF]

open access: yes, 2019
The Supporting Information is available free of charge on the ACS Publications website at https://pubs.acs.org/doi/abs/10.1021/acs.iecr.9b00608Siloxanes are widely used in the chemical industry and in process and power engineering.
Baumhögger, Elmar   +4 more
core   +4 more sources

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