School of Engineering and Technology (CP): Recent submissions
Now showing items 21-40 of 56
-
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 ... -
Under Voltage Load Shedding using Hybrid Metaheuristic Algorithms for Voltage Stability Enhancement: A Review
(2020)Power blackouts are experienced globally, more so with increasing load demand and ageing infrastructure. The high failure rate of conventional and adaptive load shedding techniques is prevalent during multiple contingencies. ... -
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. ... -
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 ... -
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 ... -
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 ... -
MPPT of a standalone wind energy conversion system using magnetostrictive amorphous wire speed sensor and fuzzy logic
(2014)This paper details the design and implementation of a Fuzzy Logic based controller for Maximum Power Point Tracking (MPPT) of a case study standalone wind energy conversion system(WECS). A magnetostrictive amorphous wire ... -
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 ... -
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 ... -
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 ... -
Key performance indicators for manufacturing safety in paint manufacturing: A case of kenyan industry.
(2015)Manufacturing safety is a key priority in the success of any business, as it can affect both the present and future competitive position of an organization. Organizations must measure ... -
The use of RC4 Encryption for Smart Meters
(2014)The electrical power grid is undergoing improvements and is being transformed to the Smart Grid. Smart Grid makes use of two way flow of power and information to better monitor, plan and control the electrical power grid. ... -
Comparative analysis of SCIG and DFIG based wind generation on transient stability of the Kenyan power system
(2014)Generation of Electrical power from wind is achieved using the two mainly available generator technologies. These technologies are the squirrel cage induction generators (SCIG) and doubly fed induction generators (DFIGs). ... -
The dependency of bus voltage and frequency in load shedding
(2013)Load shedding schemes proposed in literature so far use voltage and frequency parameters separately. The individual consideration of these indices may not be reliable or effective, and may even lead to the over load shedding ... -
Design optimization of a renewable hybrid energy system
(2013)This paper proposes the optimal design of a renewable hybrid energy system consisting of solar, wind energy with battery storage suitable for application in remote areas. The study investigates the possibility of reducing ... -
A stabilized controllability of selemion CMV-based IPMC actuators in the extremely low humidity environment
(2013)Selemion CMV-based IPMC (Ionic Polymer Metal Composite) actuators have numerous promising applications in designing autonomous moving structures. This paper presents the electric properties obtained from the analysis of ... -
Opportunities and challenges for smart grid communications
(2010)The current power grid is in the verge of being improved. Recent technological advances have made possible the creation of a new and improved grid known as the smart grid. Smart grid allows for better interaction between ... -
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 ... -
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 ...
