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Tomá? Brestovic, Mária Carnogurská, Miroslav Príhoda, Peter Lukác, Marián Lázár, Natália Jasminská and Romana Dobáková
The present article describes the diagnostics of a compressor that is compressing a mixture of H2 and N2 on the basis of the results that were obtained by operational measurements of the flow rates and temperatures at selected compressor sites, as well a...
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Annamaria Buonomano
In this paper details about the results of a code-to-code validation procedure of an in-house developed building simulation model, called DETECt, are reported. The tool was developed for research purposes in order to carry out dynamic building energy per...
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Abdulla N. Alnuaimi and Sukumar Natarajan
The Global South, much of it in warm tropical latitudes, is expected to double its total energy demand by 2050. In addition to increased mean demand, greater demand for space cooling during external temperature peaks will exacerbate the strain on already...
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Eduardo González-Díaz, José Miguel Márquez-Martinón, Ana Pérez-García, Norena Martín-Dorta and Benjamín González-Díaz
Nowadays, a large amount of the total primary energy is consumed by buildings, accounting for about 40% of the total energy demand. Aligned with the EU objectives and the strategies to reduce the demand, cooling and heating are stated as the most energy ...
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Muhammad Waseem, Zhenzhi Lin and Li Yang
Air Conditioners (AC) impact in overall electricity consumption in buildings is very high. Therefore, controlling ACs power consumption is a significant factor for demand response. With the advancement in the area of demand side management techniques imp...
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Chukwuemeka Chinonso Emenekwe and Nnaemeka Vincent Emodi
The global energy system is highly vulnerable to climate variability and change. This results in a vast range of impacts on the energy demand sector and production and supply channels. This article aims to estimate the impacts of variables such as heatin...
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Er Shi, Farkhondeh Jabari, Amjad Anvari-Moghaddam, Mousa Mohammadpourfard and Behnam Mohammadi-ivatloo
This paper presents a novel framework for economic cooling load dispatch in conventional water-cooled chillers. Moreover, information gap decision theory (IGDT) is applied to the optimal chiller loading (OCL) problem to find the optimum operating point o...
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Juan Fernando Garcia and Lukas Kranzl
Since buildings account for 40% of total energy consumption and 36% of CO2 emissions in the European Union (EU), the directive 2010/31/EU “Energy Performance of Buildings Directive (EPDB)” among other legal provisions concerning the reduction...
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Chi-Chun Lo, Shang-Ho Tsai and Bor-Shyh Lin
This paper presents an optimal dispatch model of an ice storage air-conditioning system for participants to quickly and accurately perform energy saving and demand response, and to avoid the over contact with electricity price peak. The schedule planning...
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Jamal Saif, Andrew Wright, Sanober Khattak and Kasem Elfadli
In hot arid climates, air conditioning in the summer dominates energy use in buildings. In Kuwait, energy demand in buildings is dominated by cooling, which also determines the national peak electricity demand. Schools contribute significantly to cooling...
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Jan Kosny, William Anthony Miller, David Yarbrough, Elisabeth Kossecka and Kaushik Biswas
Among all of the internal fabric and external enclosure components of buildings, sloped roofs and adjacent attics are often the most dynamic areas. Roofs are exposed to high temperature fluctuations and intense solar radiation that are subject to seasona...
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Carlos Pérez-Carramiñana, Ángel Benigno González-Avilés, Nuria Castilla and Antonio Galiano-Garrigós
The dry Mediterranean climate (BShs) is the European region with the highest number of hours of sunshine per year. The high annual solar radiation makes sun shading devices necessary to comply with current energy efficiency standards. However, these stan...
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Ivan Julio Apolonio Callejas, Raquel Moussalem Apolonio, Emeli Lalesca Aparecida da Guarda, Luciane Cleonice Durante, Karyna de Andrade Carvalho Rosseti, Filipa Roseta and Leticia Mendes do Amarante
Climate change impact is one of the most important global concerns at present. In the building environment, climate-responsive design may help to enhance the adaptation capacity through a better building energy performance. In this sense, this study addr...
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Ambrose Dodoo and Joshua Ayarkwa
This study presents an analysis of the impacts of climate change on thermal comfort and energy performance of residential buildings in Ghana, in sub-Saharan Africa, and explores mitigation as well as adaptation strategies to improve buildings? performanc...
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Hugo Sakamoto, Flávia M. Ronquim, Marcelo Martins Seckler and Luiz Kulay
This study aims to evaluate the environmental and energy effects of the reuse of 1.0 m³ of water in a cooling tower obtained from an oil refinery effluent. An arrangement comprising reverse osmosis (RO), evaporation (EV), and crystallization (CR) wa...
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Yuanshen Lu, Kamel Hooman, Aleks D. Atrens and Hugh Russell
Ground source heat pumps (GSHPs) are one of the most widespread forms of geothermal energy technology. They utilise the near-constant temperature of the ground below the frost line to achieve energy-efficiencies two or three times that of conventional ai...
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Tatenda J. Bvumbe, Freddie L. Inambao
The demand for air conditioning is increasing due to changing architectural trends and increased standards of living and indoor comfort conditions. Coupled to this, refrigerants used in conventional refrigeration systems have detrimental effects on the e...
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Yesheng Lu, Junning Cui, Jiubin Tan, Xingyuan Bian and Yamin Zhao
The Demand for circulating cooling water (CCW) with high temperature stability and a quick response to temperature control is essential for precision engineering, so a dynamic thermal filtering method is proposed in this paper. Some CCW is bypassed, bloc...
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Peter Baur
AbstractWith growing infrastructural pressure induced by urban densification combined with rural development and the increasing demands of industrialisation, South Africa is facing two related challenges. The first is a lack of sufficient energy to satis...
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Dan Zhang, Yuelei Yang, Min Pan and Zhen Gao
The worldwide population increase and subsequent surge in energy demand leads electricity producers to increase supply in an attempt to generate larger profit margins. However, with Global Climate Change becoming a greater focus in engineering, it is cri...
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