Author:Osburn, LDate:Jan 2010The construction industry has turned to energy modelling in order to assist them in reducing the amount of energy consumed by buildings. However, while the energy loads of buildings can be accurately modelled, energy models often under-predict ...Read more
Author:Mabina, Paseka G; Mukoma, PeterDate:Nov 2019For years, utilities have used traditional demand response (DR) programmes to send out signals to consumers to reduce electricity consumption at times of high stress on the grid. Now, a new generation of communication and control technologies ...Read more
Author:Mhlanga, Martin M; Olwal, TO; Mutanga, MB; Adigun, MODate:Sep 2011It is everyone’s dream to have network connectivity anywhere at all times. This dream can only be realized provided there are feasible solutions that are put in place for the next generation of wireless works. Wireless Mesh Networks (WMNs) ...Read more
Author:Tazvinga, Henerica; Fore, SDate:Mar 2010This paper looks at an energy performance analysis for a photovoltaic, diesel, and battery hybrid power supply system. The procedure starts by the identification of the hourly load requirements for a typical target consumer and the concept ...Read more
Author:Masonta, Moshe T; Olwal, T; Ntlatlapa, Ntsibane SDate:May 2010In the past decade, the access to telephone services has increased drastically due to the deployment of wireless technologies and liberalization of telecommunications markets. But internet access in most African rural communities still remains ...Read more
Author:Bladergroen, B; Bischof-Niemz, TDate:Oct 2015With the emergence of variable renewable energy (VRE) sources, such as solar photovoltaics (PV) and wind power, flexibility requirements in the power system are generally increasing. However, what is not so clear yet is what “increasing ...Read more
Author:Bladergroen, B; Bischof-Niemz, Sebastian TDate:Oct 2015With the emergence of variable renewable energy (VRE) sources, such as solar photovoltaics (PV) and wind power, flexibility requirements in the power system are generally increasing. However, what is not so clear yet is what “increasing ...Read more
Author:Matekenya, W; Mehlwana, MADate:May 2006Climate change is emerging as one of the most challenging problems confronting the humankind in the 21st century. Global warming is almost proportionally interrelated with the pace of industrialization over the past 200 years. This paper ...Read more
Author:Dhlamini, MS; Mhlongo, Gugu H; Swart, HC; Hillie, KTDate:Apr 2011Preparation of Er3+, Ho3+ and Tm3+ ions co-doped SiO2 nanoparticle phosphor powders by sol gelmethod is reported. The morphology and the particle size of the SiO2 hostmatrix were confirmed by field emission scanning electron microscopy (FESEM). ...Read more
Author:Moyo, DDate:Oct 2012The hydroentanglement of fibres is achieved by the energy of the high-velocity waterjets. This method is highly energy intensive and
costly, hence the attempt to study the energy transfer during the process. Generally, the amount of energy ...Read more
Author:Moyo, D; Anadjiwala, RDate:01 Sep 2010Nonwoven fabrics are engineered assemblies of natural and man-made fibres bonded together mechanically, thermally, chemically or by a combination of these techniques. The nonwoven industry has a huge growth potential compared to weaving and ...Read more
Author:Bogaers, Alfred EJ; Botha, NDate:Oct 2016The aim of this paper is to outline a preliminary investigation into an energy optimisation model with the aim of eventually being incorporated into a real-time driver assist program. A significant portion of the South African economy is ...Read more
Author:Olatinwo, DD; Abu-Mahfouz, Adnan MI; Hancke, GPDate:Feb 2022Energy efficiency is an important quality-of-service requirement that needs to be considered when designing an efficient MAC protocol for a WBAN system due to the limited power resources of biomedical sensor devices. To address this, an ...Read more
Author:Olatinwo, DD; Abu-Mahfouz, Adnan MI; Hancke, GPDate:Feb 2022Energy efficiency is an important quality-of-service requirement that needs to be considered when designing an efficient MAC protocol for a WBAN system due to the limited power resources of biomedical sensor devices. To address this, an ...Read more
Author:Mhlanga, Martin M; Nyandeni, TC; Olwal, TO; Ntlatlapa, Ntsibane S; Adigun, MODate:Aug 2009The IEEE 802.11s working group has commenced activities, which would lead to the development of a standard for wireless mesh networks (WMNs). The draft of 802.11s introduces a new path selection metric called airtime link metric. However, ...Read more
Author:Mhlanga, Martin M; Nyandeni, TC; Olwal, TO; Ntlatlapa, Ntsibane S; Adigun, MODate:2009The IEEE 802.11s working group has commenced activities, which would lead to the development of a standard for wireless mesh networks (WMNs). The draft of 802.11s introduces a new path selection metric called airtime link metric. However, ...Read more
Author:Ogbodo, E; Dorrell, D; Abu-Mahfouz, Adnan MIDate:Jul 2021The development of a modern electric power grid has triggered the need for large-scale monitoring and communication in smart grids for efficient grid automation. This has led to the development of smart grids, which utilize cognitive radio ...Read more
Author:Olatinwo, DD; Abu-Mahfouz, Adnan MI; Hancke, GP; Myburgh, HCDate:Nov 2023Internet-of-Things (IoT)-enabled wireless body area networks (WBANs) are resource-constrained in nature (energy, bandwidth, and time-slot resources); hence, their performance in healthcare monitoring often deteriorates as the number of active ...Read more
Author:Skosana, Vusi J; Abu-Mahfouz, Adnan MIDate:Dec 2021Wireless Multimedia Sensor Networks (WMSN) hold the key to unlocking the next generation of video surveillance applications. They operate under energy-constrained environments but Compressive Sensing (CS) is a tool that can help overcome these ...Read more
Author:Skosana, Vusi J; Abu-Mahfouz, Adnan MIDate:May 2023A measurement matrix is essential to compressed sensing frameworks. The measurement matrix can establish the fidelity of a compressed signal, reduce the sampling rate demand, and enhance the stability and performance of the recovery algorithm. ...Read more