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Effect of internal nozzle flow and thermo-physical properties on spray characteristics of methyl esters

Mohan, Balaji; Yang, Wenming; Yu, Wenbin - In: Applied Energy 129 (2014) C, pp. 123-134

representative of different biodiesels. A new hybrid spray model developed by coupling cavitation induced spray model with KHRT model …

Persistent link: https://www.econbiz.de/10010784936

Reducing energy consumption during bitumen separation from oil sand

Bukharin, Nikolay; El Hassan, Mouhammad; Nobes, David; … - In: Energy reports 6 (2020) 2, pp. 206-213

the present study, an alternative technology based on cavitation jets is suggested. It is found that jets can separate … bitumen at low temperatures (5-6 °C) and cavitation jet technologies have the potential to replace hydrotransport. A series of … nozzles were designed for low intensity cavitation at high cavitation numbers (σ=0.37 - 0.46) to test different types of …

Persistent link: https://www.econbiz.de/10012179343

Energy and exergy assessments of modified Organic Rankine Cycles (ORCs)

Safarian, Sahar; Aramoun, Fereshteh - In: Energy Reports 1 (2015), pp. 1-7

Organic Rankine Cycles (ORCs). The modified ORCs considered incorporating turbine bleeding, regeneration and both of them. The … pressure. The results confirm that the integrated ORC with turbine bleeding and regeneration has the highest thermal and exergy …

Persistent link: https://www.econbiz.de/10011937639

Analysis of multi-source energy system for small-scale domestic applications: Integration of biodiesel, solar and wind energy

Algieri, A.; Morrone, P.; Perrone, D.; Bova, S.; … - In: Energy Reports 6 (2020) 1, pp. 652-659

biodiesel, a wind turbine, and a photovoltaic unit. The application refers to the Italian residential sector. The ORC system …-variable optimisation of the integrated system. In particular, the nominal power of the wind turbine and photovoltaic units have been found …

Persistent link: https://www.econbiz.de/10012652166

Energy conservation tracking of Thailand's energy and GHG mitigation plan: A case of Thailand's textile industry

In: Energy Reports 6 (2020) 2, pp. 467-473

Thailand's textile industry is the traditional industrial sector which shows the continuous increase in energy consumption and Energy Intensity (EI) index, primarily on electrical and thermal energy. This paper aims to track the implementation of energy conservation measures through the textile...

Persistent link: https://www.econbiz.de/10012652280

Multi-objective thermo-economic optimization of biomass retrofit for an existing solar organic Rankine cycle power plant based on NSGA-II

Oyekale, Joseph; Petrollese, Mario; Cau, Giorgio - In: Energy Reports 6 (2020) 3, pp. 136-145

Non-dominated sorting genetic algorithm (NSGA-II) was deployed in this paper for multi-objective thermo-economic optimization of biomass retrofit for an existing solar organic Rankine cycle (ORC) power plant. The existing plant consists of a field of linear Fresnel collectors (LFC), integrated...

Persistent link: https://www.econbiz.de/10012652348

Energy and exergy assessments of modified Organic Rankine Cycles (ORCs)

Safarian, Sahar; Aramoun, Fereshteh - In: Energy reports 1 (2015), pp. 1-7

Persistent link: https://www.econbiz.de/10011863061

Hybrid solar–geothermal power generation: Optimal retrofitting

Ghasemi, Hadi; Sheu, Elysia; Tizzanini, Alessio; Paci, Marco - In: Applied Energy 131 (2014) C, pp. 158-170

A model is developed for an existing organic Rankine cycle (ORC) utilizing a low-temperature geothermal brine including the performance characteristics of the components. The model is validated with a set of 7200 operation data collected in one-year. The operation of the ORC is optimized...

Persistent link: https://www.econbiz.de/10010906270

Thermodynamic analysis of organic Rankine cycle using zeotropic mixtures

Zhao, Li; Bao, Junjiang - In: Applied Energy 130 (2014) C, pp. 748-756

In recent years, more and more attention has been paid to organic Rankine cycle (ORC), which is simply structured, highly reliable and easily maintainable. In order to improve the efficiency of ORC systems, zeotropic mixtures whose phase change process is variable temperature, are used as...

Persistent link: https://www.econbiz.de/10010906291

Methodology for estimating thermodynamic parameters and performance of working fluids for organic Rankine cycles

Brown, J. Steven; Brignoli, Riccardo; Daubman, Samantha - In: Energy 73 (2014) C, pp. 818-828

In this paper, a simple methodology of applying the Peng–Robinson (P–R) EoS (Equation of State) to easily, quickly, and inexpensively evaluate and screen the performance potentials of many thousands of working fluids in ORC (organic Rankine cycles) is presented. The P–R EoS can be applied...

Persistent link: https://www.econbiz.de/10010906847