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Performance improvement of a single-flash geothermal power plant in Dieng, Indonesia, upon conversion to a double-flash system using thermodynamic analysis

Pambudi, Nugroho Agung; Itoi, Ryuichi; Jalilinasrabady, … - In: Renewable Energy 80 (2015) C, pp. 424-431

evaluated using the second law of thermodynamics, and this was based on energy and exergy analyses. The Engineering Equation …

Persistent link: https://www.econbiz.de/10011263795

Simulation of a thermal power plant with district heating: Comparative results of 5 different codes

Fonseca, João G.S.; Schneider, Paulo S. - In: Energy 31 (2006) 12, pp. 1955-1968

This paper presents a simulation code for the thermal power plant AVV1, located in Copenhagen, Denmark, in response to the challenge launched at the ECOS 2003 congress. The simulation program was specially created for this contest, including the calculation of the thermodynamic properties of...

Persistent link: https://www.econbiz.de/10010808651

Environmental and thermodynamic evaluation of CO2 capture, transport and storage with and without enhanced resource recovery

Iribarren, Diego; Petrakopoulou, Fontina; Dufour, Javier - In: Energy 50 (2013) C, pp. 477-485

This study evaluates the environmental and thermodynamic performance of six coal-fired power plants with CO2 capture and storage. The technologies examined are post-combustion capture using monoethanolamine, membrane separation, cryogenic fractionation and pressure swing adsorption,...

Persistent link: https://www.econbiz.de/10010809278

Exergy-based method for analyzing the composition of the electricity cost generated in gas-fired combined cycle plants

Borelli, Samuel José Sarraf; de Oliveira Junior, Silvio - In: Energy 33 (2008) 2, pp. 153-162

and the destruction of the exergy through the several thermodynamic processes that comprise a combined cycle power plant …. The method uses thermoeconomics to evaluate and allocate the cost of exergy throughout the processes, considering costs …

Persistent link: https://www.econbiz.de/10011053259

Exergetic and environmental analysis of a pulverized coal power plant

Restrepo, Álvaro; Miyake, Raphael; Kleveston, Fábio; … - In: Energy 45 (2012) 1, pp. 195-202

located in Brazil. The goal was to quantify both the exergy destruction and the environmental impact associated with a thermal …

Persistent link: https://www.econbiz.de/10011053527

Basic chemically recuperated gas turbines—power plant optimization and thermodynamics second law analysis

Alves, Lourenço Gobira; Nebra, Silvia Azucena - In: Energy 29 (2004) 12, pp. 2385-2395

One of the proposals to increase the performance of the gas turbines is to improve chemical recuperated cycle. In this cycle, the heat in the turbine exhaust gases is used to heat and modify the chemical characteristics of the fuel. One mixture of natural gas and steam receives heat from the...

Persistent link: https://www.econbiz.de/10011054095

Exergy analysis of a 300 MW lignite thermoelectric power plant

Koroneos, Christopher J.; Fokaides, Paris A.; … - In: Energy 75 (2014) C, pp. 304-311

In recent decades, utilization of exergy has spread to the fields of physics and engineering as a useful decision … making tool. The ratio of energy to exergy in a substance can be considered as an indicator for the improvement of the energy … efficiency of large scale energy systems. In this study, an exergy analysis of a 300 MW lignite thermoelectric power plant …

Persistent link: https://www.econbiz.de/10011054172

Exergetic sustainability analysis of LM6000 gas turbine power plant with steam cycle

Aydin, Hakan - In: Energy 57 (2013) C, pp. 766-774

aspects of gas turbine engine (GTE) based power plant. For this purpose, first a comprehensive exergy analysis of GTE is … sustainability indicators are exergy efficiency, waste exergy ratio, exergy destruction factor, recoverable exergy ratio …. Decrease of waste exergy ratio leads to decrease of environmental effect factor and increase both exergetic efficiency and …

Persistent link: https://www.econbiz.de/10011054497