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Experimental study of heat transfer by water flowing through smooth and rough rock fractures

Luo, Yinfei; Xu, Weilin; Lei, Yude; Wu, Ping; Qin, … - In: Energy Reports 5 (2019), pp. 1025-1029

It is important to have an accurate understanding of heat transfer process of water flowing through fractures for geothermal energy extraction and utilization. We designed an experiment to study the convective heat transfer characteristics of distilled water pumped through manmade smooth and...

Persistent link: https://www.econbiz.de/10012652010

Numerical investigation on the cooling of electronics components with synthetic multi-jets and non-sinusoidal bi-periodic forcing functions

Benayad, Zouaoui; Laouedj, Samir; Filali, Abdelkader - In: Energy Reports 6 (2020) 3, pp. 1-9

Recently, the cooling process for electronics components has attracted many researchers and several techniques for improving the cooling efficiency and heat transfer rate have been demonstrated. One of the best efficient techniques is the introduction of a synthetic jet and the modification of...

Persistent link: https://www.econbiz.de/10012652335

Numerical modeling and simulation of pitched and curved-roof solar greenhouses provided with internal heating systems for different ambient conditions

Carlini, Maurizio; Castellucci, Sonia; Mennuni, Andrea; … - In: Energy Reports 6 (2020) 3, pp. 146-154

During the past few years, the plant nursery sector has drastically minimized its carbon footprint by using geothermal systems for heating rather than fossil fuel. This study aims to define the temperature range inside a greenhouse by means of a multiparametric analysis, with regard to several...

Persistent link: https://www.econbiz.de/10012652349

Innovative thermodynamic parametric investigation of gas and steam bottoming cycles with heat exchanger and heat recovery steam generator: Energy and exergy analysis

Khan, M. N.; Tlili, I. - In: Energy Reports 4 (2018), pp. 497-506

(6ÈrptÈ12) and flow rate of exhaust gas on the Net work and combined thermal efficiency and exergy loss of exhaust gas …

Persistent link: https://www.econbiz.de/10012651895

Exergy inefficiency: An indicator for sustainable development analysis

Lucia, Umberto; Grisolia, Giulia - In: Energy Reports 5 (2019), pp. 62-69

production processes and the socio-economic conditions of the countries. Indeed, they are based on the exergy analysis and on the …

Persistent link: https://www.econbiz.de/10012651926

Performance analysis of PV/T modules with and without glass cover and effect of mass flow rate on electricity and hot water generation

In: Energy Reports 6 (2020) 2, pp. 558-564

carried out by exergy analysis. It could be found that low second law efficiency was found with higher mass flow rate at low …

Persistent link: https://www.econbiz.de/10012652294

The influence of Fischer-Tropsch-biodiesel-diesel blends on energy and exergy parameters in a six-cylinder turbocharged diesel engine

Nabi, Md. Nurun; Hustad, Johan Einar; Arefin, Md. Arman - In: Energy Reports 6 (2020), pp. 832-840

This investigation explores the influence of oxygenated fuels on different energy and exergy parameters first and the … investigation. A new parameter "oxygen ratio" was used to make a correlation between different energy and exergy parameters with … oxygen ratio. Instead of showing different energy and exergy parameters against equivalence ratio or excess air ratio, for …

Persistent link: https://www.econbiz.de/10012652443

Energy, exergy and sustainability analyses of Bangladesh's power generation sector

Hossain, Shahariar; Chowdhury, Hemal; Chowdhury, Tamal; … - In: Energy Reports 6 (2020), pp. 868-878

depletion from power generation can reduce emissions and contribute to sustainability. Exergy analysis can be used to assess and … optimize energy systems and thus can help achieve sustainability. In this analysis, energy and exergy utilization of Bangladesh … the exergy efficiencies vary from 35.0% to 39.2% within this period. Thermal power plants are seen to have greater …

Persistent link: https://www.econbiz.de/10012652446

Performance of modified greenhouse dryer with thermal energy storage

Prakash, Om; Kumar, Anil; Laguri, Vinod - In: Energy Reports 2 (2016), pp. 155-162

In this attempt, the main goal is to do annual performance, environomical analysis, energy analysis and exergy analysis … and carbon credit have been calculated based type of crop dried. The range of exergy efficiency is 29%-86% in MGD under PM …

Persistent link: https://www.econbiz.de/10011937688

A comparative performance analysis and thermo-sustainability indicators of modified low-heat organic Rankine cycles (ORCs): An exergy-based procedure

Abam, F. I.; Ekwe, E. B.; Effiom, S. O.; Ndukwu, M. C. - In: Energy Reports 4 (2018), pp. 110-118

overall exergy efficiency (OEF), exergy waste ratio (EWR), and environmental effect factor (EEF) in addition to exergetic …

Persistent link: https://www.econbiz.de/10011937709