Results 41 to 50 of about 1,790 (131)

Reversibility analysis of an experimental heat and mass recovery adsorption cycle with PCM thermal energy storage

open access: yesNext Energy
This study analyzed a reversibility scenario and state equilibrium of an experimental dual-stage dual-bed adsorption chiller silica gel-water pair with phase change material (PCM) thermal energy storage.
Tagne Takote Brice Clausel   +6 more
doaj   +1 more source

New Supercritical Parameter Coal-Fired Power Generation System Structure Design Technology

open access: yes发电技术, 2019
According to the basic principle of the irreversible thermodynamic cycle value, the irreversible process of the thermodynamic cycle system was analyzed.
Jinfu YANG   +4 more
doaj   +1 more source

On the ambiguity of an ideal gas entropy concept

open access: yesИзвестия высших учебных заведений: Проблемы энергетики, 2020
Based on a critical analysis of the existing characteristics of an ideal gas and the theory of thermodynamic potentials, the article considers its new model, which includes the presence of an ideal gas in addition to kinetic energy of potential (chemical)
V. G. Kiselev
doaj   +1 more source

EDWARDS' REFERENCE CYCLE FOR INTERNAL AND EXTERNAL COMBUSTION ENGINES

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2014
Useful physical regularities of a reversible thermodynamic cycle for heat engines have been established in the paper. The engines are using fuel combustion products as a heat source, and the environment - as a heat sink that surpasses Carnot cycle ...
A. E. Piir
doaj  

Dimensionality and geometry effects on a quantum carnot engine efficiency

open access: yesRevista de Ciencias Tecnológicas, 2019
We calculate the efficiency of a quantum Carnot cycle for a particle confined in two different infinite potential wells, a cylindrical potential well of variable radius and a two-dimensional square potential well with a periodicity in one of it sides. We
Hiram Kalid Herrera Alcantar   +4 more
doaj   +1 more source

Renewable Energy Curtailment Storage in Molten Salt and Solid Particle Solar Thermal Power Plants: A Comparative Analysis in Spain

open access: yesApplied Sciences
Spain’s energy transition poses the dual challenge of managing renewable curtailment and enhancing the competitiveness of concentrated solar power (CSP) technologies. This study evaluates the suitability of replacing molten salts with solid particles for
Sergio González-Barredo   +1 more
doaj   +1 more source

The History and Perspectives of Efficiency at Maximum Power of the Carnot Engine

open access: yesEntropy, 2017
Finite Time Thermodynamics is generally associated with the Curzon–Ahlborn approach to the Carnot cycle. Recently, previous publications on the subject were discovered, which prove that the history of Finite Time Thermodynamics started more than sixty ...
Michel Feidt
doaj   +1 more source

Multi-objective optimization and design of a Carnot Battery for energy storage applications

open access: yesEnergy Conversion and Management: X
This study presents a numerical design and optimization of a Heat Pump-Organic Rankine Cycle based Carnot Battery, focusing on determining the optimal nominal operating conditions for selecting key components for the construction of a small-scale test ...
Ivo Silva   +2 more
doaj   +1 more source

Home - About - Disclaimer - Privacy