Browsing School of Engineering and Technology (CP) by Issue Date
Now showing items 21-40 of 56
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Profit based unit commitment using evolutionary particle swarm optimization
(2015)The profit based unit commitment (PBUC) problem determines an optimal unit commitment schedule for a generation company (GENCO) participating in a deregulated environment with the aim of maximizing its profit. This is ... -
Load flow solution using neuro-fuzzy techniques
(2015-06)Load-flow (LF) study is the steady state solution of the power system network under existing or contemplated conditions for normal operation. In this paper, a neuro-fuzzy system is proposed to solve power flow problem under ... -
Performance review of the VSC-HVDC based controllers
(2016)The Voltage Source Converters, High Voltage Direct Current (VSC-HVDC) system is the most preferred alternative technology for transmission and distribution of electrical power due to its intrinsic distinctiveness in ... -
Optimal Placement of FACTS devices using voltage Stability Indices
(2016)Power System Voltage stability remains a major challenge for power utilities across the world. This research uses static load flow methods namely the voltage stability indices to come up with an optimal placement of FACTS ... -
Shore to ship power for Mombasa port possibilities and challenges
(2016)Control of air pollution from docked ships is one challenge that ports encounter in their effort to reduce operational environmental impact. Ship-to-shore power has been identified as one technology to reduce emissions by ... -
Profit based unit commitment in deregulated electricity markets using a hybrid lagrangian relaxation - particle swarm optimization approach
(2017)In deregulated electricity markets, individual generation companies (GENCOs) carry out independent unit commitment based on predicted energy and revenue prices. The GENCOs unit commitment strategies are developed with the ... -
Profit based unit commitment in deregulated electricity markets using a hybrid lagrangian Relaxation - particle swarm optimization approach
(2017)Abstract—In deregulated electricity markets, individual generation companies (GENCOs) carry out independent unit commitment based on predicted energy and revenue prices. The GENCOs unit com-moment strategies are developed ... -
A review of multi-objective methods for optimal location and capacity of distributed generations in modern power systems
(2017)Penetration of distributed generation (DG) units in distribution system has increased rapidly stimulated by reduced network power loss, improved bus voltage profile and better power quality. Appropriate location and capacity ... -
Protection of Terminal Distribution Transformers: A Case Study of Kenya Power
(IEEE, 2018)The paper presents and analyses the main causes of high failure rate of Terminal Distribution Transformers (TDTs) in Kenya. These transformers are the most susceptible to faults emanating from lightning strikes and associated ... -
Effect of Cell Composition on Internal Resistance on Open Circuit Voltage and Short Current Density of a Fabricated Titanium Dioxide Cell
(2018)This paper is a product of a research aimed at developing a solar energy powered titanium dioxide solar cell. The experimental design involved preparation of various ratios of titanium dioxide: graphite /iodine/KI mixtures ... -
Optimal Sizing and Placement of Solar Photovoltaic based DGs in the IEEE 9 bus system using Particle Swarm Optimization Algorithm
(2018)Solar energy is one of the most commonly exploited renewable resource globally. Integration of power from solar to the main grid can either bring positive or negative impact which normally depends on their size and location. ... -
Power Quality Challenges and Mitigation Measures in Grid Integration of Wind Energy Conversion Systems
(IEEE, 2018)Wind energy generation is a promising renewable energy source harvested through Wind Energy Conversion Systems (WECS). Since WECS have different characteristics from conventional power plants, their integration into the ... -
A Review of Approaches to the Quantification of Operating Reserve requirements in Systems with Large Scale Wind Power Integration
(2018-05)The need to diversify power generation sources, increase security of supply, incorporate sustainability in energy sources and reducing fuel usage and emissions has significantly led to the integration of variable renewable ... -
An Empirical Approach to Omnidirectional Path Loss and Line-of-sight Probability Models at 18GHz for 5G Networks
(2018-08)Millimeter wave frequency bands present a huge bandwidth for fifth generation wireless communication networks. Wireless networks deployment within indoor environments will pose a challenge due to propagation characteristics ... -
A Comparative Study of Dual-slope Path Loss Model in Various Indoor Environments at 14 to 22GHz
(2018-08)Fifth generation wireless communication networks will demand massive bandwidth for high data rates. The millimeter wave frequency bands will play an important role in the 5G wireless networks due to the available huge chunk ... -
Key Generation for Electrical Smart Meters using Hash Functions
(2019)The electrical power grid has been undergoing improvements to turn it into a more efficient system known as the Smart Grid. A key element in this upgrade is the Smart Meter. A compromise on the cyber-security of the smart ... -
Voltage Stability Analysis and Improvement of Power System With Increased SCIG-based Wind System Integration
(2020)This paper presents voltage stability analysis and improvement of power system when there is increase in wind power penetration. Loading parameter-Voltage curve was used to calculate the loadability and the megawatt margin ... -
Optimal Battery Location for Minimizing the Total Cost of Generation in a Power System
(2020)Wind is one of the major and fast growing source of green energy in the world. However, it’s naturally variable and this reduces its percentage penetration in a power system because of costs associated with balancing ...