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Williams Gonzales M.
This paper reports results obtained from a theoretical and experimental study of micro channels/louvered fins condensers for automotive applications. A computer model has been developed based upon three zones related to the thermodynamic states of the re...
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Xiaoling Yang, Zhefeng Wang, Ze Zhang, Shuangtao Chen, Yu Hou and Liang Chen
As a requirement for sustainable development, air-cycle refrigeration has received wide attention as a candidate for environmentally friendly air conditioning technology. In this study, the thermodynamic performance of air refrigeration cycles is investi...
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Adil Al-Falahi, Falah Alobaid and Bernd Epple
Absorption refrigeration cycle is considered a vital option for thermal cooling processes. Designing new systems is needed to meet the increasing communities? demands of space cooling. This should be given more attention especially with the increasing co...
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Hybrid sorption-compression systems are gaining interest for heating/cooling/ refrigeration purposes in different applications, since they allow exploiting the benefits of both technologies and a better utilization of renewable sources. However, design o...
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Roberto Romano, Pierluigi Siano, Mariano Acone and Vincenzo Loia
In this paper, a novel Energy Management System (EMS) is proposed for a hybrid energy system with photovoltaic (PV) and energy storage system for a smart house. The EMS is designed to control the shiftable loads, the air conditioning and the electric sto...
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Gutenberg da Silva Pereira, Ana Rosa Primo, Alvaro Antonio Ochoa Villa
Pág. 339 - 346
This paper sets out to compare two different cooling systems that use vapor compression chillers for air conditioning environments. It was proposed to compare different operations in isolated and combined action operations. These operations are evaluated...
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Doris Österreicher and Stefan Sattler
The waste heat generated from the use of air conditioning systems in cities significantly contributes to the urban heat island effect (UHI) during the summer months. Thus, one of the key measures to mitigate this effect is to limit the use of active cool...
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Fadi Alsouda, Nick S. Bennett, Suvash C. Saha, Fatemeh Salehi and Mohammad S. Islam
Air conditioning and refrigeration have become necessary in modern life, accounting for more than 7.8% of greenhouse gases (GHG) emitted globally. Reducing the environmental impact of these systems is crucial for meeting the global GHG emission targets. ...
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M. Mujahid Rafique, Shafiqur Rehman, Luai M. Alhems and Aref Lashin
Now days, air conditioning systems are a must for almost every commercial and residential building to achieve comfortable indoor conditions. The increasing energy demand, and increasing oil prices and pollution levels raise the need for alternative air c...
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Mohannad Hamza, Omer Bafail and Hisham Alidrisi
Heating, Ventilation, and Air-Conditioning (HVAC) systems are critical components of maintaining an indoor air quality that ensures the thermal comfort of occupants in diverse building types. However, HVAC systems are also responsible for a substantial p...
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Ki-Hyung Yu, Seong-Hoon Yoon, Hae-Kwon Jung, Kee Han Kim and Kyoo-Dong Song
Under-floor air distribution (UFAD) systems are occupied-area-based air conditioning systems that generally offer advantages over ceiling-based air distribution (CBAD) systems in terms of energy efficiency and thermal comfort; accordingly, UFAD systems h...
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Ivan Gospic, Ivica Glavan, Igor Poljak and Vedran Mrzljak
The paper discusses the possibility of applying the trigeneration energy concept (cogeneration + absorption cooling) on diesel-powered refrigerated ships, based on systematic analyses of variable energy loads during the estimated life of the ship on a pr...
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Boniface Dominick Mselle, David Vérez, Gabriel Zsembinszki, Emiliano Borri and Luisa F. Cabeza
Experimental testing of a novel heat exchanger embedded with thermal energy storage material for refrigeration cycles and air-conditioning systems applications.
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Tristan Rigaut, Alexandre Nassiopoulos, Frédéric Bourquin, Patrick Giroux, André Pény
Pág. 926 - 935
Electricity consumption in urban railway stations accounts for almost one third of the total energy consumption of a subway network of a city like Paris. The overall system's efficiency can be optimized by taking advantage of available sources of energy ...
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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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Ibrahim Shaer and Abdallah Shami
Residential and industrial buildings are significant consumers of energy, which can be reduced by controlling their respective Heating, Ventilation, and Air Conditioning (HVAC) systems. Demand-based Ventilation (DCV) determines the operational times of v...
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Rand Talib and Nabil Nassif
According to EIA, the Heating Ventilation and Air Conditioning (HAVC) systems account for about 25% of the U.S.?s total commercial building?s energy use. Therefore, advanced modeling and optimization methods of the system components and operation offer g...
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Pinar Mert Cuce, Erdem Cuce and Saffa Riffat
The construction sector, including in developed countries, plays a notable part in the overall energy consumption worldwide, being responsible for 40% of it. In addition to this, heating, ventilating and air-conditioning (HVAC) systems constitute the lar...
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MCarmen Guerrero Delgado, José Sánchez Ramos, Servando Álvarez Domínguez, Francisco Toral Ulloa and José Antonio Tenorio Ríos
The severity of extreme weather conditions brought on by climate change are conditioning quality of life, economic development, and well-being in today?s cities. Conventional measures have been shown to be insufficient for tackling climate change and mus...
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Daniel Sánchez-García, David Bienvenido-Huertas, Jesús A. Pulido-Arcas and Carlos Rubio-Bellido
Reports of Intergovernmental Panel on Climate Change have set various greenhouse gas emissions scenarios, through which the evolution of the temperature of the planet can be estimated throughout the 21st century. The reduction of the emissions from the d...
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