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Navid Abdollahi, Ramin Haghighi-Khoshkhoo
Pág. 65 - 73
The evaluation of heat transfer and fluid mechanics mechanisms to increase the thermal efficiency and combustion quality in heavy industries, such as power plants, are important and significant issues in the field of engineering sciences, which can lead ...
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Wei Zhao, Xinglian Yang, Jingying Wang, Yongkang Zheng and Yue Zhou
Significant thermochemical nonequilibrium effects always exist in the flow field around hypersonic vehicle at extreme flight condition. Previous studies have proposed various thermodynamic and chemical kinetic models to describe the thermochemical nonequ...
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Víctor M. Mendoza,Blanca Mendoza,René Garduño,Guadalupe Cordero,Marni Pazos,Sandro Cervantes,Karina E. Cervantes
Pág. 1 - 23
We present a thermodynamic model to simulate the atmospheric temperature and pressure, the regolith temperature and the polar CO2 ice caps vertical thickness and horizontal extent of Mars. This is done using the temperatures of the atmosphere and regolit...
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This study aims to construct a reduced thermodynamic cycle model with high accuracy and high model execution speed based on artificial neural network training for real-time numerical analysis. This paper proposes a method of constructing a fast average-v...
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Isabela M. Dias, Lucas C. Mourão, Guilherme B. M. De Souza, Jose M. Abelleira-Pereira, Julles M. Dos Santos-Junior, Antônio C. D. De Freitas, Lucio Cardozo-Filho, Christian G. Alonso and Reginaldo Guirardello
Pharmaceutical pollutants are considered emerging contaminants, representing a significant concern to the ecosystem. Thus, this study reports on the degradation of antihypertensive and cardiovascular drugs (atenolol, captopril, propranolol hydrochloride,...
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Victor V. Kuzenov, Sergei V. Ryzhkov and Aleksey Yu. Varaksin
This paper provides an overview of modern research on magnetoplasma methods of influencing gas-dynamic and plasma flows. The main physical mechanisms that control the interaction of plasma discharges with gaseous moving media are indicated. The ways of o...
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Mohammad Saad Salim, Muhammad Saeed and Man-Hoe Kim
This paper presents performance analysis results on supercritical carbon dioxide (sCO2" role="presentation">??????2sCO2
s
C
O
2
) re-compression Brayton cycle. Monthly exergy destruction analysis was conducted to find the effects of different ambient and...
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Khadijeh Qorbani, Bjørn Kvamme and Tatiana Kuznetsova
The ongoing search for new sources of energy has brought natural gas hydrate (NGH) reservoirs to the forefront of attention in both academia and the industry. The amount of gas reserves trapped within these reservoirs surpasses all of the conventional fo...
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Axel Groniewsky
Pág. 102 - 108
Stochastic optimization algorithms are usually evaluated based on performance on high dimensional benchmark functions and results of these tests determine the direction of development. Benchmark functions however, do not emulate complex engineering probl...
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JULIAN ADEM,V. M. MENDOZA,E. E. VILLANUEVA URRUTIA,MARÍA ADELA MONREAL GÓMEZ
A thermodynamic model is used to simulate the annual cycle of the sea surface temperature (SST) in the Gulf of The model includes as the basic equation the thermal energy equation applied to the upper mixed layer of the ocean This equation is vertical...
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Falah Alobaid and Jochen Ströhle
The world society ratifies international measures to reach a flexible and low-carbon energy economy, attenuating climate change and its devastating environmental consequences. The main contribution of this Special Issue is related to thermochemical conve...
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Fahad Al-Otaibi, Hongliang Xiao, Abdallah S. Berrouk and Kyriaki Polychronopoulou
Replacing the conventionally used steam reforming of methane (SRM) with a process that has a smaller carbon footprint, such as dry reforming of methane (DRM), has been found to greatly improve the industry?s utilization of greenhouse gases (GHGs). In thi...
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Jasmin Terreni, Andreas Borgschulte, Magne Hillestad and Bruce D. Patterson
The realistic numerical simulation of chemical processes, such as those occurring in catalytic reactors, is a complex undertaking, requiring knowledge of chemical thermodynamics, multi-component activated rate equations, coupled flows of material and hea...
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Marco Altosole, Ugo Campora, Massimo Figari, Michele Laviola and Michele Martelli
A turbocharged diesel engine numerical model, suitable for real-time ship manoeuvre simulation, is presented in this paper. While some engine components (mainly the turbocharger, intercooler and manifolds) are modelled by a filling and emptying approach,...
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Josegil Jorge de Araújo, Carlos Antonio Cabral dos Santos, Carlos Almir de Holanda, João Batista Furlan Duarte, Alvaro Antonio Villa Ochoa, José Carlos Charamba Dutra
Pág. 439 - 448
The ROBUR® absorption refrigeration system (ARS), model ACF60, with a capacity of 17.5 kW, is tested, modeled and simulated in the steady state. To simulate the thermal load a heating system with secondary coolant was used, in which a programmable logic ...
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Chicgoua Noubactep
Since its introduction about 25 years ago, metallic iron (Fe0) has shown its potential as the key component of reactive filtration systems for contaminant removal in polluted waters. Technical applications of such systems can be enhanced by numerical sim...
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Anna Samnioti, Vassiliki Anastasiadou and Vassilis Gaganis
According to the roadmap toward clean energy, natural gas has been pronounced as the perfect transition fuel. Unlike usual dry gas reservoirs, gas condensates yield liquid which remains trapped in reservoir pores due to high capillarity, leading to the l...
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Yonggui Zheng, Meng Liu, Hao Wu and Jun Wang
The aircraft engine bleed air simulation thermodynamic laboratory simulation parameters include the bleed air pressure and temperature. However, existing laboratories cannot carry out the dynamic test of the engine bleed air simulation. In the engine ble...
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Toma Takahashi, Koji Fukudome, Hiroya Mamori, Naoya Fukushima and Makoto Yamamoto
Icing simulations involving super-cooled large droplets (SLDs) on a NACA0012 airfoil and a commercial axial fan were performed considering the characteristic behavior of SLD icing (i.e., splash-bounce, deformation, and breakup). The simulations were perf...
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Lena-Marie Ränger, Ulrich Preißinger and Thomas Grützner
Dividing Wall Columns (DWCs) allow the separation of a ternary mixture in one column shell by applying a vertical partition wall, yielding a reduction of operational and capital costs of up to 30%. Multiple DWC (mDWC), the consequent advancement of stand...
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