Results 51 to 60 of about 14,498 (232)

Energy and Conventional and Advanced Exergy Analyses of Low-Temperature Geothermal Binary-Flashing Cycle Using Zeotropic Mixtures

open access: yesEnergies, 2022
Due to its deep utilization of geobrine and its high net power output, the binary-flashing cycle (BFC) is deemed to be the future geothermal energy power generation technology.
Yuan Zhao   +5 more
doaj   +1 more source

A Methodology to Integrate Closed‐Cycle Heat Pumps into Batch Distillation Columns

open access: yesChemie Ingenieur Technik, EarlyView.
Batch distillation often cannot use vapor recompression due to contamination risks in food and pharma. This study proposes a design for integrating closed‐loop heat pumps using natural fluids. Results show significant energy savings, offering a sustainable alternative to traditional setups.
Philipp Dorn   +5 more
wiley   +1 more source

Exergy analysis and sustainability assessment of renewable energy systems by means of the Total Cumulative Exergy Loss method [PDF]

open access: yes, 2022
È stata presa in esame la valutazione della sostenibilità della produzione di energia elettrica da fonti rinnovabili (parco eolico offshore, parco fotovoltaico, centrale a biomassa.
Giustozzi, Natalia
core  

Impact of Distillation Column Design on Potential for the Integration of Mechanical Vapor Recompression

open access: yesChemie Ingenieur Technik, EarlyView.
Mechanical vapor recompression integration in distillation is analyzed, focusing on feed preheating and column pressure drop. Binary methanol–water and benzene–toluene separations are studied to identify optimal designs, which are further assessed in a bioethanol vacuum distillation sequence regarding energetic, ecological, and economic performance ...
Thorben Hochhaus   +3 more
wiley   +1 more source

Thermoeconomic Diagnosis of anUrban District Heating System based onCogenerative Steam and Gas Turbines [PDF]

open access: yes, 2001
The energy system diagnosis is a experimental technique applied for the detection and the location of possible anomalies. These information are obtained by comparing the values assumed by opportune variables in a operation condition with the ...
Verda, Vittorio
core   +1 more source

Mechanical Vapor Recompression in Distillation: A Framework to Analyze Technical Feasibility, Economic Competitiveness, and Ecological Benefits

open access: yesChemie Ingenieur Technik, EarlyView.
Communication: An approach for a holistic evaluation of distillation processes with mechanical vapor recompression combining an initial energy potential analysis, shortcut methods for the compressor and reboiler design, and the determination of economic and ecological performance parameters is presented.
Katharina Jasch   +4 more
wiley   +1 more source

Rethinking Climate Change on the Role of Human Power Generation, Alternative Perspectives, Potential Solutions, and a Plea for Action

open access: yesChemie Ingenieur Technik, EarlyView.
All energy matters Let us broaden the discussion on solutions to climate change. Greenhouse gases have upset the delicate equilibrium of the Earth's energy balance. Consequently, all sources of heat affect the temperature of the Earth. Although the amount of additional heat generated by humans is a fraction of that produced by the sun, it is generated ...
Martin Bertau   +2 more
wiley   +1 more source

Building Thermal Exergy Analysis

open access: yes, 2016
The energy and environmental impacts due to energy consumption in the building sector are one of the main topics in the global energy field. A building is an energy system that uses energy sources in order to maintain its functionality and to ensure thermal indoor comfort for its occupants.
Lorenzo Leoncini, Marta Giulia Baldi
openaire   +2 more sources

Using Exergy Analysis Methodology to Assess the Heating Efficiency of an Electric Heat Pump [PDF]

open access: yes, 2006
The authors, using exergy analysis methodology, propose that it should consider not only the COP (coefficient of Performance) value of the electric power heat pump set (EPHPS/or HP set), but also the exergy loss at the heating exchanger of the HP set to ...
Duanmu, L., Shen, S., Ao, Y.
core  

Exergy Analysis of SI Engines

open access: yes, 2008
In this study, exergy (availability) analysis of a Spark Ignition (SI) engine has been performed theoretically during compression, combustion and expansion processes of the engine cycle.
Bilgin, Atilla, Sezer, İsmet
core   +1 more source

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