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Review of HVDC Circuit Breakers Topologies
(2017-05)
Voltage Source Converter-High Voltage Direct Current (VSC-HVDC) is the most efficient and reliable method for electrical power transmission over long distances. The greatest challenge with VSC-HVDC system is that short-circuit ...
Development of a Wavelet-ANFIS based fault location system for underground power cables
(2017)
In the past decade, electricity demand has increased rapidly in metropolitan areas. All over the world, large scale underground power cable installations networks are replacing overhead transmission lines due to environmental ...
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 ...
Factors for Efficient Relationship between Contractors and Subcontractors in Project Implementation in Nairobi Kenya
(The IJES, 2017)
Construction is a complex and challenging activity owing to the technical advances, tighter regulations and need for effective management of resources for competitive edge. The projects under the industry involve many ...
Voltage profile improvement using switched capacitors: case of single wire earth return distribution network
(2017)
Most rural areas in Africa are characterized by scattered villages with a very low demand in electricity. Due to improper planning and lack of knowledge on low cost technologies, the cost of extending the grid to supply ...
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 ...
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 ...