Olatinwo, Segun Olatunbosun; Joubert, Trudi-Heleen(MDPI, 2023-11)
Water quality monitoring systems that are enabled by the Internet of Things (IoT) and used in water applications to collect and transmit water data to data processing centers are often resource-constrained in terms of ...
Summerfield, Gary I.; De Freitas, Allan; Van Marle-Koster, Este; Myburgh, Hermanus Carel(MDPI, 2023-11)
Body condition scoring is an objective scoring method used to evaluate the health of a cow by determining the amount of subcutaneous fat in a cow. Automated body condition scoring is becoming vital to large commercial dairy ...
Bandeira, Monica; Graham, Marien Alet; Ebersohn, L. (Liesel)(Frontiers Media, 2023-08-17)
INTRODUCTION : Adolescents in sub-Saharan Africa (SSA) are exposed to several
challenges and risk factors, linked to historical legacies. Sub-Saharan Africa has
one of the highest rates of poverty and inequality in the ...
Hamid, Abdul K.; Mbungu, Nsilulu Tresor; Elnady, A.; Bansal, Ramesh C.; Ismail, Ali A.; AlShabi, Mohammad A.(Sage, 2023-11)
Solar energy is the powerhouse where all potential and classified renewable energies lug their sources. The energy transformation from the Sun to electricity requires an adequate control scheme to maximise the generated ...
Ever-increasing bandwidth requirements from various industries drive the need for the ever-increasing bandwidth of antennas used for testing. Broadband Double-Ridged Guide Horn (DRGH) antennas are used extensively in antenna ...
Yu, Gang; Ye, Xianming; Xia, Xiaohua; Chen, YangQuan(Elsevier, 2024-08)
Public charging infrastructure developments are the top agenda in both industrialised and developing countries during the global transition from fossil fuel vehicles to electric vehicles (EVs). Currently, the fast deployment ...
Powerline communication (PLC) channels are known to exhibit multipath propagation
behaviour. The authors present a model-based framework to address the challenge
of clustering multipath propagation components (MPCs) in ...
Jalil, Mohd Faisal; Sharma, Dushyant; Bansal, Ramesh C.(Elsevier, 2023-10)
Maintaining the uniform irradiance in an extensive photovoltaic (PV) system is almost impossible. The mismatch between panels of a PV array results in substantial power loss. The PV panels in an array are reconfigured by ...
Sharma, Dushyant; Jalil, Mohd Faisal; Ansari, Mohammad Shariz; Bansal, Ramesh C.(Elsevier, 2023-03)
Partial shading is a significant obstacle to the effective use of photovoltaic (PV) systems because it reduces output power significantly. The output power reduction is not proportional to the shaded area but rather depends ...
Ramotsoela, Daniel T.; Hancke, Gerhard P.; Abu-Mahfouz, Adnan(MDPI, 2023-01)
The move towards renewable energy and technological advancements in the generation, distribution
and transmission of electricity have increased the popularity of microgrids. The popularity
of these decentralised applications ...
Plaza, Alberto Redondo; Ngungu, Victor Ndeti; Saavedra, Sara Gallardo; Aragones, Jose Ignacio Morales; Gomez, Víctor Alonso; Obregon, Lilian Johanna; Callejo, Luis Hernandez(MDPI, 2023-06-05)
Photovoltaic power is a crucial renewable energy source that has the potential to enhance
a city’s sustainability. However, in order to identify the various issues that may occur during the
lifespan of a photovoltaic ...
Mbukani, Mwana Wa Kalaga; Gitau, Michael Njoroge; Naidoo, Raj(MDPI, 2023-03-10)
A sliding mode control-based model reference adaptive system (SMC-MRAS) estimator for
sensor-less control of doubly fed induction generator (DFIG) systems in wind turbine applications is
proposed in this paper. The ...
Gitau, Michael Njoroge; Masike, Lebogang; Adams, Grain P.(MDPI, 2023-04-11)
There is always a need to analyze current signals generated by various DC–DC converters.
For example, to determine the current stress experienced by semiconductor devices and to evaluate
active and reactive power consumption ...
This paper presents a day-ahead forecasting method for photovoltaic (PV) power plants in commercial sectors. The method
is based on numerical weather prediction (NWP) models from open weather maps and power plant ...
Despite low electricity access rates and weakened electricity sector governance under the pressure of population growth,
modes of access to electricity in Lubumbashi vary spatially and in their typologies. However, to ...
Several countries have a critical need to enhance their electricity production to satisfy the tremendously
increasing energy demand and to minimize the black outs. Due to scarcity of fossil fuels
and degrading environment, ...
Masike, Lebogang; Gitau, Michael Njoroge(MDPI, 2023-02)
The continued commissioning of DC microgrids in an effort to achieve net-zero carbon
levels in the atmosphere demands the large-scale deployment of converters to make the power from
renewable energy sources, such as solar ...
The utility’s utilization of communication technology and renewable energy sources has paved the path for selfsustaining
microgrids (MGs). However, the intermittency of solar and wind energies raises concerns about
meeting ...
Duvenage, Armand; Du Plessis, W.P. (Warren Paul)(Wiley Open Access, 2023-10)
Spin-scan tomographic scanning imagers utilise a reticle with a fixed
number of thin slits and nutating optics, and have produced images and
video at both infrared and optical wavelengths. However, the fixed nature
of ...