Research Repository

See what's under the surface


Dynamic thermal performance of horizontal ground source heat pumps - The impact of coupled heat and moisture transfer (2018)
Journal Article
Gan, G. (2018). Dynamic thermal performance of horizontal ground source heat pumps - The impact of coupled heat and moisture transfer. Energy, 152, doi:10.1016/j.energy.2018.04.008

A ground heat exchanger is a key component of a ground source heat pump system, and heat and moisture transfer occurs simultaneously in soil with a horizontal ground heat exchanger in operation. A new method has been developed to generate moisture an... Read More

Critical review of latent heat storage systems for free cooling in buildings (2017)
Journal Article
Zeinelabdein, R., Omer, S., & Gan, G. (2018). Critical review of latent heat storage systems for free cooling in buildings. Renewable and Sustainable Energy Reviews, 82(3), doi:10.1016/j.rser.2017.10.046. ISSN 1364-0321

Buildings have a major contribution to the global energy consumption. Heating, ventilating and air conditioning systems (HVAC) are responsible for most of the energy use in buildings. Thus, clean and sustainable alternatives such as free cooling of b... Read More

Free cooling based phase change material for domestic buildings in hot arid climate (2017)
Conference Proceeding
Zeinelabdein, R., Omer, S., Mohamed, E., Amaireh, I., & Gan, G. (2017). Free cooling based phase change material for domestic buildings in hot arid climate

Free cooling based phase change materials (FCPCM) are promising sustainable technologies which could be used to store the cold energy available during summer nights in a sufficient latent heat storage for later utilisation during the daytime. This cu... Read More

Feasibility of double-skin façades for multi-storeys office buildings in Amman/Jordan: an insight into thermal performance for both summer and winter peak conditions (2017)
Conference Proceeding
Amaireh, I., Gan, G., Omer, S., & Zeinelabdein, R. (2017). Feasibility of double-skin façades for multi-storeys office buildings in Amman/Jordan: an insight into thermal performance for both summer and winter peak conditions

Amman, the capital city of Jordan, usually experiences a hot dry summer with high solar radiations and a cold-wet winter. While the entire state of Jordan faces serious shortages in energy sources, significant growth in both industrial investment and... Read More

Dynamic thermal simulation of horizontal ground heat exchangers for renewable heating and ventilation of buildings (2016)
Journal Article
Gan, G. (in press). Dynamic thermal simulation of horizontal ground heat exchangers for renewable heating and ventilation of buildings. Renewable Energy, 103, doi:10.1016/j.renene.2016.11.052. ISSN 0960-1481

A ground heat exchanger is used to transfer thermal energy stored in soil in order to provide renewable heating, cooling and ventilation of a building. A computer program has been developed for simulation of the dynamic thermal performance of horizon... Read More

Impacts of dynamic interactions on the predicted thermal performance of earth–air heat exchangers for preheating, cooling and ventilation of buildings (2015)
Journal Article
Gan, G. (in press). Impacts of dynamic interactions on the predicted thermal performance of earth–air heat exchangers for preheating, cooling and ventilation of buildings. International Journal of Low-Carbon Technologies, doi:10.1093/ijlct/ctv029. ISSN 1748-1317

Earth–air tunnel ventilation is an energy efficient ventilation technique that makes use of relatively stable soil temperature in shallow ground for preheating and cooling of supply air to a building. During operation, an earth–air heat exchanger int... Read More

Simulation of dynamic interactions of the earth–air heat exchanger with soil and atmosphere for preheating of ventilation air (2015)
Journal Article
Gan, G. (2015). Simulation of dynamic interactions of the earth–air heat exchanger with soil and atmosphere for preheating of ventilation air. Applied Energy, 158, doi:10.1016/j.apenergy.2015.08.081. ISSN 0306-2619

Earth–air tunnel ventilation is an energy efficient means of preheating and cooling of supply air to a building. Due to changing soil and atmospheric conditions and the consequent changes in heating and cooling loads of a building during operation, a... Read More

Optimization of building-integrated photovoltaic thermal air system combined with thermal storage (2015)
Journal Article
Xiang, Y., & Gan, G. (2015). Optimization of building-integrated photovoltaic thermal air system combined with thermal storage. International Journal of Low-Carbon Technologies, 10(2), doi:10.1093/ijlct/ctv010. ISSN 1748-1317

Photovoltaic (PV) combined with phase change material (PV/PCM) system is a hybrid solar system that uses a PCM to reduce the PV temperature and to store energy for other applications. This study aims to increase the integrated PV efficiency of buildi... Read More

Dynamic interactions between the ground heat exchanger and environments in earth–air tunnel ventilation of buildings (2014)
Journal Article
Gan, G. (2014). Dynamic interactions between the ground heat exchanger and environments in earth–air tunnel ventilation of buildings. Energy and Buildings, 85, doi:10.1016/j.enbuild.2014.09.030. ISSN 0378-7788

Earth–air tunnel ventilation is an energy efficient method of preheating or cooling of supply air to abuilding. The purposes of this study are to investigate the performance of earth–air heat exchangersunder varying soil and atmosphere conditions and... Read More

Dynamic thermal modelling of horizontal ground-source heat pumps (2013)
Journal Article
Gan, G. (2013). Dynamic thermal modelling of horizontal ground-source heat pumps. International Journal of Low-Carbon Technologies, 8(2), doi:10.1093/ijlct/ctt012. ISSN 1748-1317

A computer program has been developed for numerical simulation of the dynamic thermal performance of horizontally coupled heat exchangers for ground-source heat pumps, taking account of dynamic variations of climatic, load and soil conditions. The pr... Read More

An innovative psychometric solar-powered water desalination system (2012)
Journal Article
Shatat, M., Riffat, S., & Gan, G. (2016). An innovative psychometric solar-powered water desalination system. International Journal of Low-Carbon Technologies, 11(2), doi:10.1093/ijlct/cts075. ISSN 1748-1317

Important advances have been made in solar water desalination technology but their wide application is restricted by relatively high capital and running costs. Until recently, solar concentrator collectors had usually been employed to distill water i... Read More