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Browsing by Subject "Energy consumption"

Now showing items 1-18 of 18

Air quality and climate change co-benefits for the industrial sector in Durban, South Africa

Author: Thambiran, Tirusha ; Diab, RD Date: Oct 2011 Industries in Durban, South Africa, are a major source of air pollutant emissions and large users of fossil fuel based energy. Durban's energy strategy prioritises energy efficiency at industries as a key action, whilst industries are also ... Read more
Analysis of hierarchical cluster-based energy-aware routing protocols in WSNs for SDWSN application

Author: Molose, RSS ; Isong, B ; Dladlu, N ; Abu-Mahfouz, Adnan MI Date: Dec 2021 Energy consumption is a typical challenge that is inherent in wireless sensors networks (WSN). Despite the proposals and the development of several routing protocols and Software-defined WSN (SDWSN) introduction to address the challenge and ... Read more
Capabilities and accuracy of energy modelling software

Author: Osburn, L Date: Nov 2010 Energy modelling can be used in a number of different ways to fulfill different needs, including certification within building regulations or green building rating tools. Energy modelling can also be used in order to try and predict what the ... Read more
Comprehensive analysis of energy efficiency schemes in the Internet of Things

Author: Mntuwaphi, ND ; Isong, B ; Gasela, N ; Abu-Mahfouz, Adnan MI Date: Nov 2020 Internet of things (IoT) is an innovative technology that has gained significant research attention in recent years and is still gaining momentum. This technology permits communication between humans and objects or objects with objects to ... Read more
Data aggregation schemes for maximal network lifetime: Review

Author: Molose, R ; Isong, B ; Dladlu, N ; Abu-Mahfouz, Adnan MI Date: Jul 2022 Energy consumption and the network lifespan of wireless sensor networks (WSNs) are greatly affected by data transmission and retransmission. The challenge follows the energy limitation of sensor nodes with replaceable batteries. Albeit several ... Read more
Determination of energy efficiency for water heating in eight South African hotels

Author: Machete, Fannie ; Morakinyo, OM Date: Apr 2017 This study presents a characterization framework for energy efficient hotels. It builds on existing frameworks of energy efficiency and the adopted characterization framework advances from the input-output framework. The theoretical framework ... Read more
Development and uptake of scenarios to support water resources planning, development and management: examples from South Africa

Author: Funke, Nicola S ; Claassen, Marius ; Nienaber, S Date: May 2013 The international agenda on water resources development reflects societal needs, political agendas, economic realities and the state of resources. The industrial revolution, which started in the 18th century, brought social and economic ... Read more
The eCOMBAT: Energy consumption monitoring tool for battery powered communication device

Author: Olwal, TO ; Montsi, L ; Mofolo, M ; Mekuria, Fisseha Date: Sep 2013 The ever rising demand for energy all over the world, following the dwindling of the fossil fuel resources and adverse effects on the climate change, has compelled the need to save energy and lower the cost of energy utilization in the wireless ... Read more
Energy consumption challenges in clustered cognitive radio sensor networks: A review

Author: Ntshabele, K ; Isong, B ; Dladlu, N ; Abu-Mahfouz, Adnan MI Date: Jun 2019 Cognitive radio sensor networks (CRSNs) employed clustering topology to help sensor nodes operate autonomously improve energy consumption, provide quality of service without causing any uncontrollable interference. Albeit, clustering topology ... Read more
Energy efficiency in future wireless broadband networks

Author: Masonta, Moshe T ; Mzyece, M ; Mekuria, Fisseha Date: Oct 2012 Over the past two decades wireless broadband networks have come to be considered the most convenient and reliable means of communications. This has led to an increased number of cellular base stations (BSs) deployed in both urban and rural ... Read more
Energy modelling software

Author: Osburn, L Date: Jan 2010 The 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
Energy-aware path selection metric for IEEE 802.11s wireless mesh networking

Author: Mhlanga, Martin M ; Nyandeni, TC ; Olwal, TO ; Ntlatlapa, Ntsibane S ; Adigun, MO Date: Aug 2009 The 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
Energy-aware path selection metric for IEEE 802.11s wireless mesh networking

Author: Mhlanga, Martin M ; Nyandeni, TC ; Olwal, TO ; Ntlatlapa, Ntsibane S ; Adigun, MO Date: 2009 The 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
Guided design of heating and cooling mains for lower water and energy consumption and increased efficiency

Author: Gololo, V ; Majozi, T ; Zhelev, T ; Semkov, K Date: 2011 Water cooling and water heating is an important source of energy consumption, accounting for more than 20% of all energy consumption in manufacturing industry. It is clear that the development of heat recycling schemes and better structural ... Read more
Magnetite thermal energy storage for CSP plants

Author: Sheik, Muhammed ; Segakweng, Tshiamo ; Sekhuthe, Karabelo L Date: Nov 2023 The Department of Mineral Resources and Energy estimates that the industrial sector is the largest consumer of energy in South Africa. Approximately 66% of energy end-use in industry is for heat generation during manufacturing. South African ... Read more
A spreading factor congestion status-aware adaptive data rate algorithm

Author: Lehong, C ; Isong, B ; Lugayizi, F ; Abu-Mahfouz, Adnan MI Date: Dec 2021 LoRaWAN has established itself as one of the leading MAC layer protocols in the field of LPWAN. Although the technology itself is quite mature, its resource allocation mechanism, the Adaptive Data Rate (ADR) algorithm is still quite new, ... Read more
Towards energy efficient mobile communications

Author: Masonta, Moshe T ; Mzyece, M ; Ntlatlapa, Ntsibane S Date: Oct 2010 The rapid growth and development of wireless communication services and applications corresponds to an increase in associated energy consumption. For broadband wireless network deployment in rural areas affected by unreliability and unavailability ... Read more
Understanding trade-offs between development and resources

Author: Ngwadla, Xolisa Date: 2017 This presentation discusses resource trade-offs within different sectors of industrial development. Read more

Now showing items 1-18 of 18

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