Browsing School of Engineering and Technology (JA) by Title
Now showing items 21-40 of 60
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GENCO Optimal Bidding Strategy and Profit Based Unit Commitment using Evolutionary Particle Swarm Optimization Illustrating the Effect of GENCO Market Power
(Institute of Advanced Engineering and Science, 2018)In deregulated electricity markets, generation companies (GENCOs) make unit commitment (UC) decisions based on a profit maximization objective in what is termed profit based unit commitment (PBUC). PBUC is done for the ... -
Impact of integrating large-scale DFIG-based wind energy conversion system on the voltage stability of weak national grids: A case study of the Nigerian power grid
(Elsevier, 2021-11)This paper investigates the impact of integrating large-scale Doubly-Fed Induction Generator (DFIG)-based wind energy conversion system (WECS) on the voltage stability of the 52-bus, 330 kV Nigerian power grid. Indices ... -
Influence of Communication Patterns on Employee Performance in Selected Large Manufacturing Businesses in Eritrea
(2019-05)Manufacturing businesses face challenges in terms of increasing productivity in which their products are competitive in the market. Particularly, the manufacturing businesses in Eritrea face challenges in terms of producing ... -
Influence of Framing of the Hashtag on Public Opinion Formation on Socio-Political Issues in Kenya
(2017-12)Purpose: The purpose of the study was to establish the influence of framing of the hashtag on public opinion formation on socio-political issues in Kenya. Methodology: The study adopted the descriptive qualitative research ... -
Innovative Solar Photovoltaic and Thermoelectric Power Generator for a Recirculating Aquaculture System
(2020-09)Solar Photovoltaic power generation is fast gaining popularity in Kenya. However, the effects of high cell temperatures continue to be a major hindrance to their efficiency especially for standalone systems. Water can be ... -
INVESTIGATION OF PHYSICAL LAWS OF MOTION AND HUMAN FACTORS ON ROAD ACCIDENTS IN UASIN-GISHU AND BUNGOMA COUNTIES - KENYA
(2016)Road accidents in the Transport Industry are a threat to public health and national development in many developing countries. It contributes to poverty by deaths, injuries, disabilities, grief, lost of productivity and ... -
Investigation on Optimal Cutting Parameters in Turning AISI 8660 Steel Using Silicon (Sic) Whisker Reinforced Ceramic Tool
(IOSR Journals, 2017-08)This research was to investigate the effects of process parameter that is cutting speed, feed rate, depth of cut and machining time on the response variables in turning AISI 8660 material using whisker reinforced ceramic ... -
Measurements and Analysis of Large-Scale Path Loss Model at 14 and 22 GHz in Indoor Corridor
(IEEE, 2018-04)Fifth generation wireless communications will exploit the enormous chunk of bandwidth available at millimeter-wave frequency bands. Accordingly, an accurate and simple path loss model is critical for indoor environments, ... -
Modeling and Energy Management Strategy in a Grid Connected Solar PV System
(Scientific & Academic Publishing, 2021-09)Electric power is substantially an important resource in the modern world. With the increase in demand for electric energy, there is a need to search for alternative energy sources because conventional resources are being ... -
Modelling and loading limits for kenya coast power network using continuation power flow
(2016)Shore to ship power connection for docked ship has recently been applied as one way of limiting pollution in ports. This paper studies the effect that a shore to ship connection at the port of Mombasa would have on the ... -
Multiobjective optimal power flow for static voltage stability margin improvement
(Elsevier, 2021-12)Worldwide, utilities are aiming to increase the stability of modern power systems during system disturbances. Optimizing generation scheduling can improve system security in contingency and stressed conditions while lowering ... -
A neuro fuzzy model of an induction motor for voltage stability analysis using continuation load flow
(2011)This paper uses the concept of the continuation power flow analysis used in voltage stability analysis.It uses the continuation load flow to plot the PV (pressure-volume) curves of an induction motor load. A neuro-fuzzy ... -
Neuro-Fuzzy Control Technique in Hybrid Power Filter for Power Quality Improvement in a Three-Phase Three-Wire Power System
(2015-11-18)Hybrid power filters have proven to play a vital role in harmonic elimination as well as reactive power compensation in power systems concentrated with highly nonlinear loads which has in the last decade increased due ... -
Novel Modeling of a Fast DC Breaker for a VSC-HVDC Transmission System Protection
(2017-11)The inability to quickly isolate the faulty sections of the direct current (DC) network damages the converters and the transmission system. Further delay in fault interruption can be escalated to the generation system thus ... -
Online Campaign in Kenya: Implementing the Facebook Campaign in the 2013 General Elections
(2015-07)The study investigated the implementation of the Facebook campaign in general elections in Kenya. The study utilized the mixed methods sequential explanatory design. Quantitative data was drawn, followed by qualitative ... -
Optimal Battery Sizing of a Grid-connected Residential Photovoltaic System for Cost Minimization using PSO Algorithm
(2019)This paper proposes a new optimization technique that uses Particle Swarm Optimization (PSO) in residential grid connected photovoltaic systems. The optimization technique targets the sizing of the battery storage system. ... -
Optimal location of TCSC and its use in congestion management
(2015)Over the last two decades, electricity demand has increased substantially while the expansion of generation and transmission network has been limited due to environmental and/or economic constraints of building new ... -
Optimal siting and sizing of single SPV system in radial distribution network for loss reduction based on maximum power saving technique
(2016)This paper presents the optimal placement of aSPV (Solar Photovoltaic) system in thedistribution system using the backward and forward sweep method based on the analytical maximum power saving technique for the maximum ... -
Optimal Switching Sequence using a Metaheuristic Algorithm for Feeder Reconfiguration
(International Research Publication House, 2018)Electrical energy is continuously lost due to resistance in the power system networks. Distribution system experience enormous power losses as compared to the rest of the network. Solutions that reduce distribution power ... -
Optimal under frequency load shedding using CUCKOO search wirh levy flight algorith for frequency stability improvement.
(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 ...