• Optimal capacity configuration of a wind-solar-battery-diesel microgrid system using continuous grey wolf optimization 

  Ren, Zhiling; Yu, Qinwen; Lin, Dong; Dong, Yun (Elsevier, 2025-03)

  This study presents a novel optimization method for the design of a hybrid microgrid system, consisting of wind turbines, photovoltaic systems, battery energy storage systems, and diesel generators. A Continuous Grey Wolf ...
• State and parameter estimation of a dynamic froth flotation model using industrial data 

  Venter, Jaco-Louis; Le Roux, Johan Derik; Craig, Ian Keith (Elsevier, 2024-12)

  This paper investigates an observable dynamic model of froth flotation circuits aimed at online state and parameter estimation and model-based control. The aim is to estimate the model states and parameters online from ...
• Can a cochlear implant be used as an electrical impedance tomography device? 

  Fourie, Friedemarie; Thiselton, Joshua; Hanekom, Tania (Wiley, 2025-01)

  The imaging of the live cochlea is a challenging task. Regardless of the quality of images obtained from modern clinical imaging techniques, the internal structures of the cochlea mainly remain obscured. Electrical impedance ...
• Deep reinforcement learning agents for dynamic spectrum access in television whitespace cognitive radio networks 

  Ukpong, Udeme C.; Idowu-Bismark, Olabode; Adetiba, Emmanuel; Kala, Jules R.; Owolabi, Emmanuel; Oshin, Oluwadamilola; Abayomi, Abdultaofeek; Dare, Oluwatobi E. (Elsevier, 2025-03)

  Businesses, security agencies, institutions, and individuals depend on wireless communication to run their day-to-day activities successfully. The ever-increasing demand for wireless communication services, coupled with ...
• Efficient charging prioritisation and optimisation of solar pv-powered portable electronic devices 

  Kunatsa, Tawanda; Myburgh, Herman C.; De Freitas, Allan (MDPI, 2024-12)

  Efficiently managing and prioritising the charging of portable electronic devices powered by solar photovoltaic sources in off-grid and resource-limited environments is a huge problem. Ensuring that critical devices ...
• Towards a digitally enabled intelligent coal mine integrated energy system : evolution, conceptualization, and implementation 

  Zeng, Bo; Yang, Xinyu; Hu, Pinduan; Wang, Yuqing; Dong, Houqi; Gong, Dunwei; Ye, Xianming (Elsevier, 2025-01)

  The consensus on energy-saving and low-carbon goals led to greater requirements for the sustainable development of coal mines (CMs) worldwide. Against the above backdrop, the concept of Coal Mine Integrated Energy System ...
• Adapting projection-based LiDAR semantic segmentation to natural domains 

  Massa, Kelian J.L.; Grobler, Hans (Elsevier, 2024-04)

  In this paper, an approach to the semantic segmentation of 3D LiDAR point clouds obtained from natural scenes is introduced. Using a state-of-the-art projection-based semantic segmentation model as the core segmentation network, ...
• Collision avoidance adaptive data rate algorithm for LoRaWAN 

  Kufakunesu, Rachel; Hancke, Gerhard P.; Abu-Mahfouz, Adnan Mohammed (MDPI, 2024-10)

  Long-Range Wide-Area Network (LoRaWAN) technology offers efficient connectivity for numerous end devices over a wide coverage area in the Internet of Things (IoT) network, enabling the exchange of data over the Internet ...
• Predictive control technique for solar photovoltaic power forecasting 

  Mbungu, Nsilulu Tresor; Bashir, Safia Babikir; Michael, Neethu E.; Farag, Mena Maurice; Hamid, Abdul Kadir; Ismail, Ali A. Adam; Bansal, Ramesh C.; Abo-Khalil, Ahmed G.; Elnady, A.; Hussein, Mousa (Elsevier, 2024-10)

  An accurate estimation of photovoltaic (PV) power production is crucial for organizing and regulating solar PV power plants. The suitable prediction is often affected by the variable nature of solar resources, system location ...
• Modular circuit synthesis oriented modelling approach for non-isolated DC-DC converters in DCM 

  Masike, Lebogang; Gitau, Michael Njoroge (MDPI, 2024-03-06)

  The continued and envisioned large-scale integration of renewable energy sources as a reaction to rising global temperatures and climate change will need a readily available DC grid to increase commissioning and operating ...
• Optimal power flow management for a solar PV-powered soldier-level pico-grid 

  Kunatsa, Tawanda; Myburgh, Herman C.; De Freitas, Allan (MDPI, 2024-01-17)

  Users ought to decide how to operate and manage power systems in order to achieve various goals. As a result, many strategies have been developed to aid in this regard. Optimal power flow management is one such strategy ...
• Two decades of progressive cost reduction : a paradigm shift for distributed solar photovoltaics and energy efficiency 

  Jaane, Mamahloko S.; Bansal, Ramesh C.; Naidoo, Raj; Mbungu, Nsilulu Tresor; Mudau, Unarine B.; Yusuf, Teslim; Kgaswane, Keorapetse; Moodley, Prathaban (Elsevier, 2024-12)

  The increasing deployment of renewable energy resources has led to massive energy cost reductions worldwide in the past decade. The emergence of this cost revolution led electricity consumers to increasingly adopt distributed ...
• Microwave radiometer calibration using low-noise amplifier as calibration source 

  Neate, Reuben; Stander, Tinus (Institute of Electrical and Electronics Engineers, 2025-01)
• Direct modulation in MMC-based multiterminal hybrid microgrid : a solution for arm capacitor voltage balancing under unbalanced power distribution 

  Abo-Khalil, Ahmed G.; Bashir, Safia Babikir; Farag, Mena Maurice; Ismail, Ali A. Adam; Hamid, Abdul Kadir; Mbungu, Nsilulu Tresor; Bansal, Ramesh C.; Elnady, A.; Patel, Nirav (Elsevier, 2024-11)

  The rising interest in hybrid alternating current (AC)/ direct current (DC) microgrids among the global research community can be attributed to the widespread adoption of distributed generation systems (DGs). Therefore, ...
• Active transfer learning for audiogram estimation 

  Twinomurinzi, Hossana; Myburgh, Hermanus Carel; Barbour, Dennis L. (Frontiers Media, 2024-03)

  Computational audiology (CA) has grown over the last few years with the improvement of computing power and the growth of machine learning (ML) models. There are today several audiogram databases which have been used to ...
• SVPWM-based power control strategy for a three-port four-leg DC/AC converter with enhanced power transfer mode 

  Wu, Jingyuan; Hu, Shiming; Kumar, Abhishek; Naidoo, Raj M.; Deng, Yan (Institute of Electrical and Electronics Engineers, 2024-11)

  The single-stage T-type three-port converter enables efficient and accurate power distribution between two dc ports and one ac port without embedding an auxiliary dc/dc converter. Considering the diversity of loads, this ...
• Stochastic planning for transition from shopping mall parking lots to electric vehicle charging stations 

  Yu, Gang; Ye, Xianming; Gong, Dunwei; Xia, Xiaohua (Elsevier, 2025-02)

  Shopping mall parking lots are promising and popular sites across nations to be transitioned into charging stations due to the nature of land availability and attractiveness to people. Sufficient charging poles contribute ...
• A review on state-of-charge estimation methods, energy storage technologies and state-of-the-art simulators : recent developments and challenges 

  Kunatsa, Tawanda; Myburgh, Hermanus C.; De Freitas, Allan (MDPI, 2024-09)

  Exact state-of-charge estimation is necessary for every application related to energy storage systems to protect the battery from deep discharging and overcharging. This leads to an improvement in discharge efficiency and ...
• Homomorphic encryption-based resilient distributed energy management under cyber-attack of micro-grid with event-triggered mechanism 

  Zhang, Huifeng; Yu, Chengqian; Zeng, Meilian; Ye, Tao; Yue, Dong; Dou, Chunxia; Xie, Xiangpeng; Hancke, Gerhard P. (Institute of Electrical and Electronics Engineers, 2024-09)

  Privacy disclosures and malevolent data intrusions targeting adversarial agents pose significant menaces to cyber-physical systems, a reality that extends to the intricate realm of micro-grid energy management. This paper ...
• A dynamic coordination of microgrids 

  Mbungu, Nsilulu T.; Siti, Mukwangu M.; Bansal, Ramesh C.; Naidoo, Raj; Elnady, A.; Ismail, Ali A. Adam; Abokhali, Ahmed G.; Hamid, Abdul-Kadir (Elsevier, 2025-01)

  Sustainable energy resource implementation has several advantages in terms of energy efficiency, reliability, and resilience. However, there are still challenges with the power quality in suitable energy balance and ...

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