Outputs (34)

Towards Sustainable Urban Living: A Holistic Energy Strategy for Electric Vehicle and Heat Pump Adoption in Residential Communities (2024)
Journal Article
Dik, A., Kutlu, C., Sun, H., Calautit, J. K., Boukhanouf, R., & Omer, S. (in press). Towards Sustainable Urban Living: A Holistic Energy Strategy for Electric Vehicle and Heat Pump Adoption in Residential Communities. Sustainable Cities and Society, Article 105412. https://doi.org/10.1016/j.scs.2024.105412

Electric vehicles (EVs) and heat pumps (HPs) are key in reducing carbon emissions from transportation and domestic heating, yet their adoption may increase peak load demands on electrical networks. One of the aims of this research is to assess the po... Read More about Towards Sustainable Urban Living: A Holistic Energy Strategy for Electric Vehicle and Heat Pump Adoption in Residential Communities.

The Potential of Green Engineering Solutions for Energy Conservation in Residential Buildings Towards Sustainability: A Case Study of Saudi Arabia (2023)
Journal Article
ALshabanat, A., & Omer, S. (2023). The Potential of Green Engineering Solutions for Energy Conservation in Residential Buildings Towards Sustainability: A Case Study of Saudi Arabia. Architecture, 3(4), 713-738. https://doi.org/10.3390/architecture3040039

Developing countries in hot climate regions such as Saudi Arabia have witnessed rapid population growth, which has led to greater resource consumption as a result of the increased demand for new buildings. This research proposes a multi-objective eva... Read More about The Potential of Green Engineering Solutions for Energy Conservation in Residential Buildings Towards Sustainability: A Case Study of Saudi Arabia.

An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system (2023)
Journal Article
Dik, A., Kutlu, C., Omer, S., Boukhanouf, R., Su, Y., & Riffat, S. (2023). An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system. Energy and Buildings, 294, Article 113261. https://doi.org/10.1016/j.enbuild.2023.113261

The demand for electricity has been increasing worldwide and it is predicted that this trend will be particularly reinforced in developing countries by the gradual electrification of the transport sector and heat generation in buildings. The energy... Read More about An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system.

Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia (2022)
Journal Article
Alotaibi, S., Omer, S., & Su, Y. (2022). Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia. Electricity, 3(3), 365-395. https://doi.org/10.3390/electricity3030020

Electric vehicles (EVs) are important elements in the global strategy to tackle climate change; however, research often fails to sufficiently identify the range of barriers which affect their adoption. Taking Saudi Arabia as a case study, this paper... Read More about Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia.

The microencapsulation, thermal enhancement, and applications of medium and high-melting temperature phase change materials: A review (2022)
Journal Article
Sinaga, R., Darkwa, J., Omer, S. A., & Worall, M. (2022). The microencapsulation, thermal enhancement, and applications of medium and high-melting temperature phase change materials: A review. International Journal of Energy Research, 46(8), 10259-10300. https://doi.org/10.1002/er.7860

Microencapsulated phase change materials (MEPCMs) have made tremendous advancements in recent years, owing to their increased demand for a variety of energy storage applications. In this paper, current microencapsulation techniques, enhancement, and... Read More about The microencapsulation, thermal enhancement, and applications of medium and high-melting temperature phase change materials: A review.

Electric Vehicles: V2G for Rapid, Safe, and Green EV Penetration (2022)
Journal Article
Dik, A., Omer, S., & Boukhanouf, R. (2022). Electric Vehicles: V2G for Rapid, Safe, and Green EV Penetration. Energies, 15(3), Article 803. https://doi.org/10.3390/en15030803

Low carbon and renewable energy sources (RESs) are fast becoming a key sustainable instrument in meeting the global growth of electricity demand while curbing carbon emissions. For example, the gradual displacement of fossil-fuelled vehicles with ele... Read More about Electric Vehicles: V2G for Rapid, Safe, and Green EV Penetration.

Building energy performance simulation: a case study of modelling an existing residential building in Saudi Arabia (2021)
Journal Article
Alyami, M., & Omer, S. (2021). Building energy performance simulation: a case study of modelling an existing residential building in Saudi Arabia. Environmental Research: Infrastructure and Sustainability, 1(3), Article 035001. https://doi.org/10.1088/2634-4505/ac241e

Saudi Arabia, like many other developing countries, has had extensive experience with rapid urbanisation and infrastructure expansion, especially in the area of buildings. Buildings play an even bigger part, accounting for roughly 80% of total nation... Read More about Building energy performance simulation: a case study of modelling an existing residential building in Saudi Arabia.

The correlation of energy performance and building age in UK schools (2021)
Journal Article
Mohamed, S., Smith, R., Rodrigues, L., Omer, S., & Calautit, J. (2021). The correlation of energy performance and building age in UK schools. Journal of Building Engineering, 43, Article 103141. https://doi.org/10.1016/j.jobe.2021.103141

In response to the climate emergency crisis, the UK became the first major economy to commit to net-zero greenhouse gas emissions by 2050. By adopting energy efficiency measures, UK schools alone could prevent the release of 625,000 tonnes of CO2, th... Read More about The correlation of energy performance and building age in UK schools.

Factors Leading to High Energy Consumption in Residential Buildings in Saudi Arabia (2021)
Journal Article
Alyami, M., & Omer, S. (2021). Factors Leading to High Energy Consumption in Residential Buildings in Saudi Arabia. International Journal of Advances in Mechanical and Civil Engineering, 8(2), 12-16

In developing countries like Saudi Arabia, the experience of a rapid rate of urbanisation and ‎ infrastructure expansion, especially with respect to buildings is immense. The role of buildings is even more ‎ important as they account for around 80% o... Read More about Factors Leading to High Energy Consumption in Residential Buildings in Saudi Arabia.

Overheating and indoor air quality in primary schools in the UK (2021)
Journal Article
Mohamed, S., Rodrigues, L., Omer, S., & Calautit, J. (2021). Overheating and indoor air quality in primary schools in the UK. Energy and Buildings, 250, Article 111291. https://doi.org/10.1016/j.enbuild.2021.111291

It is estimated that school buildings in the UK are responsible for up to 15% of the total energy consumption of public and commercial buildings. Indoor thermal comfort and air quality in school classrooms are of global concern due to their significa... Read More about Overheating and indoor air quality in primary schools in the UK.

Unlocking the Residential Retrofitting Potential in a Three-Degree World: A Holistic Approach to Passive Design in Hot Climates (2021)
Journal Article
Aldabesh, A., Soufi, J., Omer, S., & Haredy, A. (2021). Unlocking the Residential Retrofitting Potential in a Three-Degree World: A Holistic Approach to Passive Design in Hot Climates. Buildings, 11(6), Article 228. https://doi.org/10.3390/buildings11060228

The Kingdom of Saudi Arabia (KSA), as one of the largest polluters worldwide, has released its Vision 2030 that seeks sustainable development via economic diversification to transition towards lower CO2 energy systems. Due to fast population and econ... Read More about Unlocking the Residential Retrofitting Potential in a Three-Degree World: A Holistic Approach to Passive Design in Hot Climates.

An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems (2021)
Journal Article
Alshahrani, A., Omer, S., & Su, Y. (2021). An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems. Electronics, 10(11), Article 1254. https://doi.org/10.3390/electronics10111254

It is widely believed that the incorporation of renewable energy to the current power grid is the way forward in achieving sustainable power generation. Currently, with the reduction of PV prices, many countries have started connecting PV systems int... Read More about An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems.

Parametric study of a sustainable cooling system integrating phase change material energy storage for buildings (2020)
Journal Article
Zeinelabdein, R., Omer, S., & Mohamed, E. (2020). Parametric study of a sustainable cooling system integrating phase change material energy storage for buildings. Journal of Energy Storage, 32, Article 101972. https://doi.org/10.1016/j.est.2020.101972

© 2020 Elsevier Ltd Free cooling of buildings uses the nocturnal outdoor air as a heat sink via a ventilation process. This could be performed by storing the night coolness for use during the daytime as appropriate. Due to the latent heat capacity, p... Read More about Parametric study of a sustainable cooling system integrating phase change material energy storage for buildings.

Trends on sustainability in Saudi building industry: advances and challenges (2020)
Conference Proceeding
Alyami, M., Omer, S., & Riffat, S. (2020). Trends on sustainability in Saudi building industry: advances and challenges. In Proceedings of the 18th International Conference on Sustainable Energy Technologies. (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia. Volume 3 (20-22)

In developing countries like Saudi Arabia, the experience of a rapid rate of urbanization and infrastructure expansion, especially with respect to buildings, is immense. In Saudi Arabia, the role of buildings is even more important as they account fo... Read More about Trends on sustainability in Saudi building industry: advances and challenges.

A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints (2020)
Conference Proceeding
Alotaibi, S., Omer, S., & Su, Y. (2022). A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints. In Open Science Index, Transport and Vehicle Engineering. , (570-578)

The conventional Internal Combustion Engine (ICE) based vehicles are a threat to the environment as they account for a large proportion of the overall greenhouse gas (GHG) emissions in the world. Hence, it is required to replace these vehicles with m... Read More about A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints.

The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review (2019)
Journal Article
Alshahrani, A., Omer, S., Su, Y., Mohamed, E., & Alotaibi, S. (2019). The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review. Electronics, 8(12), https://doi.org/10.3390/electronics8121443

Decarbonisation, energy security and expanding energy access are the main driving forces behind the worldwide increasing attention in renewable energy. This paper focuses on the solar photovoltaic (PV) technology because, currently, it has the most a... Read More about The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review.

Review of Heat and Mass Transfer Enhancement Techniques and Current Advancement for Adsorption Heating/Cooling Systems (2019)
Journal Article
Omer, S., Wajid, N. M., Mompuouo, B., & Riffat, S. B. (2019). Review of Heat and Mass Transfer Enhancement Techniques and Current Advancement for Adsorption Heating/Cooling Systems. International Journal of Low-Carbon Technologies, 14(4), 461–467. https://doi.org/10.1093/ijlct/ctw010

Adsorption heating/cooling became an alternative to vapour compression system due to low ozone depletion potential (ODP) and global warming potential (GWP). However, more investigation is required due their low efficiency when compared to conventiona... Read More about Review of Heat and Mass Transfer Enhancement Techniques and Current Advancement for Adsorption Heating/Cooling Systems.

Experimental performance of latent thermal energy storage for sustainable cooling of buildings in hot-arid regions (2019)
Journal Article
Zeinelabdein, R., Omer, S., & Gan, G. (2019). Experimental performance of latent thermal energy storage for sustainable cooling of buildings in hot-arid regions. Energy and Buildings, 186, 169-185. https://doi.org/10.1016/j.enbuild.2019.01.013

Highlights • A modular PCM-air heat exchanger for free cooling of buildings has been proposed • Narrow air flow channels result in a higher cooling potential and a faster charging process • Thermal comfort period provided by the system during the dis... Read More about Experimental performance of latent thermal energy storage for sustainable cooling of buildings in hot-arid regions.

Experimental analysis of a PCM-Air heat exchanger for building cooling in hot-arid climates (2018)
Conference Proceeding
Zeinelabdein, R., Omer, S., & Gan, G. (2018). Experimental analysis of a PCM-Air heat exchanger for building cooling in hot-arid climates

The use of phase change materials as energy storage of cooling during the night-time to be retrieved during the hot daytime is one of the sustainable strategies for cooling buildings. In the present work, a modular PCM-air heat exchanger appropriate... Read More about Experimental analysis of a PCM-Air heat exchanger for building cooling in hot-arid climates.

A comprehensive investigation of using mutual air and water heating in multi-functional DX-SAMHP for moderate cold climate (2018)
Journal Article
Mohamed, E., Riffat, S., Omer, S., & Zeinelabdien, R. (2019). A comprehensive investigation of using mutual air and water heating in multi-functional DX-SAMHP for moderate cold climate. Renewable Energy, 130, 582-600. https://doi.org/10.1016/j.renene.2018.06.075

Solar energy assisted heat pump systems (SAHP) have been used in this application. SAHP system with solar collectors and the heat pump are combined into one unit so as to convey the solar energy to the refrigerant. The solar collector is used as the... Read More about A comprehensive investigation of using mutual air and water heating in multi-functional DX-SAMHP for moderate cold climate.

Economic evaluation of installation of standalone wind farm and Wind+CAES system for the new regulating tariffs for renewables in Egypt (2018)
Journal Article
Ramadan, O., Omer, S., Ding, Y., Jarimi, H., Chen, X., & Riffat, S. (2018). Economic evaluation of installation of standalone wind farm and Wind+CAES system for the new regulating tariffs for renewables in Egypt. Thermal Science and Engineering Progress, 7, 311-325. https://doi.org/10.1016/j.tsep.2018.06.005

Compressed Air Energy Storage (CAES) is widely recognized as a viable solution for large-scale grid integrated renewable energy systems in terms of load levelling to solve/minimize the intermittency effect of renewable energy systems especially with... Read More about Economic evaluation of installation of standalone wind farm and Wind+CAES system for the new regulating tariffs for renewables in Egypt.

Recent active technologies of greenhouse systems: a comprehensive review (2018)
Journal Article
Harjunowibowo, D., Ding, Y., Omer, S., & Riffat, S. (2018). Recent active technologies of greenhouse systems: a comprehensive review. Bulgarian Journal of Agricultural Science, 24(1), 158-170

Recent innovations in greenhouses for energy-saving purposes have included developments in heat-pump technology, semi-transparent Photovoltaic (PV), lighting technology, and control systems. In addition, retrofitting greenhouse with Light Emittance... Read More about Recent active technologies of greenhouse systems: a comprehensive review.

Towards a coherent implementation of safe building laws and regulations in Cameroon: law, gowernance and institutional imperatives (2017)
Journal Article
Tene, C. B., Omer, S., & Mempouo, B. (2017). Towards a coherent implementation of safe building laws and regulations in Cameroon: law, gowernance and institutional imperatives. Journal of Sustainable Development Law and Policy, 8(2), 87-109. https://doi.org/10.4314/jsdlp.v8i2.5

Over the last decade a sustained pattern of building collapse and fire outbreaks has been observed in various West African countries such as Cameroon, Nigeria and Ghana. This has become a serious concern amongst building practitioners and to the publ... Read More about Towards a coherent implementation of safe building laws and regulations in Cameroon: law, gowernance and institutional imperatives.

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), https://doi.org/10.1016/j.rser.2017.10.046

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 about Critical review of latent heat storage systems for free cooling in buildings.

Sustainable techniques for thermal comfort in buildings designed used by worshipers (2017)
Conference Proceeding
Alabdullatief, A., & Omer, S. (2017). Sustainable techniques for thermal comfort in buildings designed used by worshipers.

Thermal comfort in building is a trendy that has been under investigation by many researchers. The mosque, for Muslim worshippers, is one of the most popular religious buildings. The demand of new mosques is continuously increasing due to the increas... Read More about Sustainable techniques for thermal comfort in buildings designed used by worshipers.

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 about Free cooling based phase change material for domestic buildings in hot arid climate.

Reducing greenhouse energy consumption using novelty rooftop: a simulation (2017)
Conference Proceeding
Harjunowibowo, D., Yate, D., Omer, S. A., & Riffat, S. B. (2017). Reducing greenhouse energy consumption using novelty rooftop: a simulation.

Recently, more than 80% of total energy of commercial greenhouse in the northern hemisphere is used just for heating. Mostly, the energy loss happens up to 40% caused by the poor U-value of the façades. Therefore, by lowering the U-value would decrea... Read More about Reducing greenhouse energy consumption using novelty rooftop: a simulation.

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 about 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.

Green roof and louvers shading for sustainable mosque buildings in Riyadh, Saudi Arabia (2016)
Conference Proceeding
Alabdullatief, A., Omer, S., Elabdein, R. Z., & Alfraidi, S. (2016). Green roof and louvers shading for sustainable mosque buildings in Riyadh, Saudi Arabia.

The number of mosque buildings is continuously increasing with the Muslim population, which is in fast growth around the world. In particular, the demand of new mosque buildings is high in the urban areas, due to increasing urban population growth in... Read More about Green roof and louvers shading for sustainable mosque buildings in Riyadh, Saudi Arabia.

A novel high capacity space efficient heat storage system for domestic applications (2016)
Conference Proceeding
Ramadan, M. E., Omer, S., & Riffat, S. (2016). A novel high capacity space efficient heat storage system for domestic applications.

Energy consumption in domestic buildings is dominated by space heating 60 percent followed by hot water 14 percent in the UK. Space heating and water heating confers a disparate set of industrial challenges to the manufacture and this is a very deman... Read More about A novel high capacity space efficient heat storage system for domestic applications.

Recent passive technologies of greenhouse systems: a review (2016)
Conference Proceeding
Harjunowibowo, D., Cuce, E., Omer, S. A., & Riffat, S. B. (2016). Recent passive technologies of greenhouse systems: a review.

There are 130 countries produces greenhouse vegetables commercially with more than 1.1 million acres in 2016. Most of the greenhouses deal with high operating costs due to the great energy needs. The high heat loss because of the greenhouse envelope... Read More about Recent passive technologies of greenhouse systems: a review.

The indispensability of good operation & maintenance (O&M) manuals in the operation and maintenance of low carbon buildings (2014)
Journal Article
Owajionyi, F. . L., Omer, S., Riffat, S., & Mempouo, B. (in press). The indispensability of good operation & maintenance (O&M) manuals in the operation and maintenance of low carbon buildings. Sustainable Cities and Society, Article e1-e9. https://doi.org/10.1016/j.scs.2014.06.002

Increase in energy usage, particularly from fossil fuel sources is widely understood to be responsible for the environmental problems (Climate Change) experienced globally today. Response to mitigating this anthropogenic induced consequence created t... Read More about The indispensability of good operation & maintenance (O&M) manuals in the operation and maintenance of low carbon buildings.

Experimental investigation on PCM cold storage integrated with ejector cooling system (2013)
Journal Article
Chen, X., Worall, M., Omer, S., Su, Y., & Riffat, S. (2014). Experimental investigation on PCM cold storage integrated with ejector cooling system. Applied Thermal Engineering, 63(1), 419-427. https://doi.org/10.1016/j.applthermaleng.2013.11.029

An experimental investigation on the operating characteristics of cold storage ejector cooling system with finned tube inside a cylindrical PCM tank was presented in this paper. The PCM cold storage tank was coupled with the evaporator to store the e... Read More about Experimental investigation on PCM cold storage integrated with ejector cooling system.

Design analysis of a hybrid jet-pump CO2 compression system
Conference Proceeding
Worall, M., Omer, S., & Riffat, S. (2010). Design analysis of a hybrid jet-pump CO2 compression system.

Transport refrigeration contributes to anthropogenic global warming directly because of leakage of refrigerant, usually using high global warming potential (GWP) refrigerants, and indirectly because of the greenhouse gases emitted in driving the vehi... Read More about Design analysis of a hybrid jet-pump CO2 compression system.