Results 21 to 30 of about 14,161 (198)

Exergy destruction analysis of a power generation system utilizing the cold energy of LNG

open access: yesHeliyon, 2023
The purpose of this research is in-depth understanding of the internal causes of exergy destruction in various parts of the system and to identify potential improvements for the components.
Teng Wan, Bin Bai, Weihong Zhou
doaj   +1 more source

Exergy analysis of a PWR nuclear steam supply system - II part: a case study [PDF]

open access: yes, 2018
The paper shows the results of the exergetic analysis of the Nuclear Steam Supply System (NSSS) of the MARS Pressurized Light Water Reactor using the theoretical methodology described in the authors’ previous works [1] and [2].
Ferroni, Luisa, Natale, Antonio
core   +1 more source

Parametric Assessment of a Novel Geothermal Multi-Generation Equipped with Dual-Organic Rankine Liquefied Natural Gas Regasification Cycle Using Advanced Exergy and Exergoeconomic-Based Analyses [PDF]

open access: yesJournal of Renewable Energy and Environment, 2018
This research is concerned with the design and analysis of a geothermal based multi-generation system by applying both conventional and advanced exergy and exergoeconomic concepts. The proposed energy system consists of a dual-organic Rankine cycle (ORC)
Hediyeh Safari, Fateme Ahmadi Boyaghchi
doaj   +1 more source

Multiobjective genetic algorithm strategies for electricity production from generation IV nuclear technology [PDF]

open access: yes, 2010
Development of a technico-economic optimization strategy of cogeneration systems of electricity/hydrogen, consists in finding an optimal efficiency of the generating cycle and heat delivery system, maximizing the energy production and minimizing the ...
Azzaro-Pantel, Catherine   +5 more
core   +2 more sources

Investigation on efficiency improvement of a Kalina cycle by sliding condensation pressure method [PDF]

open access: yes, 2017
Conventional Kalina cycle-based geothermal power plants are designed with a fixed working point determined by the local maximum ambient temperature during the year.
Wang, Enhua, Yu, Zhibin, Zhang, Fujun
core   +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

Advances in exergy analysis: a novel assessment of the Extended Exergy Accounting method

open access: yesApplied Energy, 2014
Abstract Objective This paper presents a theoretical reassessment of the Extended Exergy Accounting method (EEA in the following), a comprehensive exergy-based analytical paradigm for the evaluation of the total equivalent primary resource consumption in a generic system.
ROCCO, MATTEO VINCENZO   +2 more
openaire   +3 more sources

Exergy destruction characteristics of a transcritical carbon dioxide two-stage compression/ejector refrigeration system for low-temperature cold storage

open access: yesEnergy Reports, 2022
Cold storage is an irreplaceable part of food cold chain. In the present study, a novel transcritical carbon dioxide two-stage compression/ejector refrigeration system for low-temperature cold storage is proposed to freeze and refrigerate food.
Dazhang Yang   +3 more
doaj   +1 more source

Exergy analysis of a PWR core heat transfer [PDF]

open access: yes, 2016
The exergetic analysis, a methodology of thermodynamics that quantifies of energy losses associated with irreversibility, allows to optimize the efficiencies of the various stages of a transformation process and thus its overall efficiency.
FERRONI, Luisa   +2 more
core   +1 more source

Exergy-based analyses of an advanced zero emission plant [PDF]

open access: yesInternational Journal of Low-Carbon Technologies, 2010
CO 2 capture and storage from energy conversion systems is widely known as a potential method to reduce CO 2 emissions to the atmosphere and to limit the impact of energy use on the climate. This study uses the exergoeconomic and exergoenvironmental analyses to provide an evaluation from an economic and environmental perspective, respectively, of an ...
F. Petrakopoulou   +3 more
openaire   +2 more sources

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