Browsing School of Engineering and Technology by Title
Now showing items 75-94 of 115
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Optimal Placement of FACTS Devices to Improve Power Flow Using Bees Algorithm
(International Journal of Advanced Research in Computer Science, 2016)Flexible AC Transmission System (FACTS) device has gained popularity recently as an essential device in power systems. The introduction of FACTS technology in power systems has seen increased flexibility and control of ... -
OPTIMAL RAKE RECEIVER MODEL UTILIZING TIME HOPPING IMPULSE RESPONSE ON UWB SYSTEM (WPAN)
(2016)Impulse Radio-Time Hopping-Ultra Wideband (IR-TH-UWB) is a relatively new technology that might have a big effect on improving wireless communication. This technology uses short pulses in order to transmit large amounts ... -
Optimal Sizing and Analysis of a Hybrid Energy System for a Community Microgrid in Nigeria
(Medwell Journals, 2019)This study focuses on determining the optimal size of each component of a hybrid energy system to meet the energy demand of Itele community in Nigeria at minimum Net Present Cost (NPC). The hybrid energy system consists ... -
Optimal Under - frequency Load Shedding using Cuckoo Search with Levy Flight Algorithm for Frequency Stability Improvement
(International Journal of Emerging Technology and Advanced Engineering, 2015)Frequency stability in a power system is very important as it determines the synchronous speed of electrical machines. Therefore it should remain within acceptable limits even when the system is disturbed. In order to ... -
Optimal Under - voltage Load Shedding using Cuckoo Search with Levy Flight Algorithm for Voltage Stability Improvement
(International Journal of Engineering Science Invention, 2015)Voltage stability has become a serious threat of modern power system operation nowadays. To tackle this problem properly, load shedding is a countermeasure taken as a last resort. However, its consequences might result in ... -
Optimising Voltage Profile of Distribution Networks with Distributed Generation
(International Journal of Emerging Technology and Advanced Engineering, 2012)Power utility companies are required to supply customers with power within specified voltage limits. Voltage rise in networks with distributed generators therefore poses a challenge. This paper presents a coordinated network ... -
Partial Isothermal Sections of the Cu-Rich Corner of the Al-Cu-Zn System at 200 and 240 °C
(Springer US, 2019-06)Partial isothermal sections of the Cu-rich corner of ternary Al-Cu-Zn system at 200 and 240 C were plotted up to 55 at.% Cu and 85 at.% Zn based on scanning electron microscopy, energy-dispersive x-ray spectroscopy and ... -
Performance Analysis of an Impeller Husker considering the Physicaland Mechanical Properties of Paddy Rice
(Silsoe Research Institute, 2001)Some physical and mechanical properties of three varieties of rice namely; Akitakomachi (short grain), Delta and L201 (long grain) were determined and used in the performance analysis of an impeller husker. Grain motion ... -
Performance Analysis of an Impeller Husker considering the Physicaland Mechanical Properties of Paddy Rice
(Academic Press, 2001)Some physical and mechanical properties of three varieties of rice namely; Akitakomachi (short grain), Delta and L201 (long grain) were determined and used in the performance analysis of an impeller husker. Grain motion ... -
Performance Characteristics of Blended Rice Bran Biodiesel In aDiesel Engine
(2013)Rice bran is a by-product of the rice milling process and contains 10–25% oil depending on rice variety, milling procedure, and other agro-climatic factors. To supplement the dwindling fossil ... -
Polarization converter with controllable birefringence based on hybrid all-dielectric-graphene metasurface
(Springer US, 2018-12)Previous studies on hybrid dielectric-graphene metasurfaces have been used to implement induced transparency devices, while exhibiting high Q-factors based on trapped magnetic resonances. Typically, the transparency windows ... -
Polarization independent and tunable plasmon induced transparency for slow light
(Royal Society of Chemistry, 2017)A novel metamaterial composed of a Ag nanoprism periodic tetramer is proposed in this paper. The metamaterial has high structural symmetry and shows polarization independent plasmon-induced transparency (PIT), demonstrated ... -
Power Loss Reduction in the Active Distribution Network by Doubly Fed Induction Generator (DFIG) Placement and Sizing Using Ordinary Particle Swarm Optimization (PSO) and an hybrid of Genetic Algorithm (GA) and PSO (HGAPSO)
(2013)Due to the increased importance of DFIGs in optimization of real and reactive power losses and the maintenance of voltage profile, the general methods of DG placement and sizing in the existing literature cannot be ... -
Progression and Forecasting of Steel Demand in Kenya
(IOSR Journal of Mechanical and Civil Engineering (IOSR-JMCE), 2018-08)Increase in usage of steel in Kenya has been witnessed due to the immense growth in the industrial sector and infrastructure. It is quite evident that as the country transforms herself into a middle income economy, it ... -
Properties of Prosopis juliflora and its potential uses in ASAL areas of Kenya
(2013)A study was done to determine the potential for processing and using prosopis juliflora for commercial purpose. The effects of the plant on the soil were evaluated as a measure of determining its influence on the environment. ... -
A Prototype for Authentication of Secondary School Certificates: A Case of Kenya Certificate of Secondary Education
(Globeedu Group, 2017-08)The demand for educated labor force has increased in developing countries like Kenya. Owing to this fact, more often Universities and training colleges in Kenya enroll students who want to further their education. Meeting ... -
A Prototype for Authentication of Secondary School Certificates: A Case of Kenya Certificate of Secondary Education
(International Journal of Innovative Research and Knowledge, 2017)The demand for educated labor force has increased in developing countries like Kenya. Owing to this fact, more often Universities and training colleges in Kenya enroll students who want to further ... -
Reducing Real and Reactive Power Losses in the Power Distribution System by DFIG Placement and Sizing Using Ordinary PSO and HGAPSO
(International Journal of Emerging Technology and Advanced Engineering, 2012)Due to the increased importance of DFIGs in optimization of real and reactive power losses and the maintenance of voltage profile, the general methods of DG placement and sizing in the existing literature cannot be ... -
Review of Software Engineering in the Context of Embedded and Cyber Physical Systems
(American Journal of Operations Management and Information Systems, 2017)Embedded systems have overwhelmingly penetrated systems globally in areas such as transportation, industrial-automation, medical-equipment, communication and energy as a result of Innovations being triggered by software ... -
A review of Techniques in Optimal Sizing of Hybrid Renewable Energy Systems
(International Journal of Research in Engineering and Technology, 2015)This paper presents a review of techniques usedin recent published works on optimal sizing of hybrid renewable energy sources. Hybridization of renewable energy sources is an emergent promising trend born out of the need ...