University of Nairobi

Kenya in the recent past are as shown in the Table 1; Table 1: Recent Fire Incidents in Kenya. No. Date Fire incident location Description Major effects Source 1 2014 Muthurua slums Slum fires Houses property destroyed 2 2012 Industrial area, Nairobi Kenya Power Substation got fire The Power Substation got damagedGet price

Market segmentation using geographic information systems (GIS

Market segmentation using geographic information systems (GIS): A case study of the soft drink industry in Kenya September 2007 Marketing Intelligence Planning 25(6):632-642Get price

Offering system integration for grid solutions

HV connection between AIS/GIS and transformers Transformer Arrester Circuit Breaker Current Transformer Circuit Breaker Disconnector Disconnector Bushing GIS Coils Gas insulated substation Reactors Power quality Phase Shifter Insulators Line Traps VoltageTransformer Air insulated substation m tGet price

The Kenya Electricity System Improvement Project (KESIP

Kenya’s long-term development blueprint, the Vision 2030, aims at transforming the country into a globally competitive, newly industrialized, middle-income and prosperous country. Efficient, accessible and reliable infrastructure is identified as an enabler for achieving sustainedGet price

Evaluation of gas insulated substations and circuit breakers

Apr 10, 2002 · Results of investigations of different disconnecting switches in a substation in Germany are presented also. In a special case at one switch the prevention of a failure is presented. Finally, the structure of an automatic system for continuous on site sensing of SF/sub 6/-decomposition in a hydroelectric power plant in Brasil is discussed.Get price

Evaluation of gas insulated substations and circuit breakers

Despite the high reliability of modern gas insulated switch gear and substations (GIS), failures still occur in their long term operation. Some of these failures are preceded to small variationsGet price

About Skipper | SkipperSeil

The EPC team of Skipper has successfully constructed 33/11kV Substations along with associated Distribution lines in Kenya’s Western region. The project scope comprises of 33/11 KV substations with 1X7.5 MVA Transformer and associated lines: Endebess with Remote end Kitale and Lines (44 Km) Sirisia with remote end Sikata and Webyue and LinesGet price

Gas Insulated Substation -First pf its kind substation

May 30, 2018 · I dont know about you guys , lakini huku niliko stima hazijapotea tangu Feb! Najua kuna scandle inaendelea kuhusu KPLC lakini najua kuna jamaa wanafanya kazi yao, ninapoishi waliunganisha transmission line za kutoka stetion mbili tofauti, Dam moja ikipoteza stima, stetion nyengine bado...Get price

Limitations or Challenges of GIS

Jan 01, 2018 · GIS stands for Geographical Information Systems. It is a computer system that has the capability of assembling, storing, manipulating and displaying the geographical information. Simply put, GIS is an organized collection of computer software, hardware, data and personnel to capture, store, update and manipulate all forms of geographically referenced information. A GIS system has made […]Get price

Socioeconomic inequalities in hypertension in Kenya: a

Dec 02, 2020 · Background One in four Kenyans aged 18–69 years have raised blood pressure. Despite this high prevalence of hypertension and known association between socioeconomic status and hypertension, there is limited understanding of factors explaining inequalities in raised blood pressure in Kenya. Hence, we quantified the socioeconomic inequality in hypertension in Kenya and decomposed theGet price

Gas insulated power transformers: A growing technology - EE

Mar 12, 2018 · Most power transformers use oil as an insulating and cooling medium but, where substations are located in restricted spaces, gas is used for this purpose. Gas insulated switchgear is commonly used in substations and the development of gas insulated transformers allows complete integration of substation equipment with resultant space and cost savings. Gas insulated transformers […]Get price

(PDF) Disturbance Elimination for Partial Discharge Detection

Nov 02, 2017 · Decomposition of the phase-resolved partial discharge (PRPD) signal in the VIS into 8 levels. +1 Figures - available via license: Creative Commons Attribution 4.0 InternationalGet price

Purpose-built ­substations for the data center industry | ABB

Aug 20, 2020 · In short, the new substation design reduces site construction time and lowers risk. 03 Compared with systems in traditional substations, digital gas insulated switchgear (GIS) saves more than 30 tons of material transport for an average substation with seven feeders.Get price

Projects filtered | Gopa Intec

The present project covers Package-III: Short- and Medium-Term Project (Substation and Transmission), which includes the upgrading of 11 existing substations (7.5/15/33/45 kV), the construction of one new 132/33/15 kV GIS substation, and the construction of a number of 132 kV double-circuit overhead lines, 33 kV feeder lines, and 132 kVGet price

Gas Insulated Substations #1 - Blogger

Feb 19, 2010 · GIS was first developed in various countries between 1968 and 1972. After about 5 years of experience, the user rate increased to about 20% of new substations in countries where space was limited. In other countries with space easily available, the higher cost of GIS relative to AIS has limited its use to special cases.Get price

Research on partial discharge diagnosis of GIS by decomposed

The decomposition mechanism of sf 6, the constituent of the decomposed gases of insulating gas and their stability under various failures occurred in gas insulated switchgear (GIS) are analyzed.Get price

Decomposition of changes in socioeconomic inequalities in

We applied Oaxaca-type decomposition to assess the change in CHE inequalities over time and the factors that explain it. Results: The findings show that while there was a decline in the incidence of CHE, inequalities in CHE increased from -0.271 to -0.376 and was disproportionately concentrated amongst the less well-off.Get price


Jan 16, 2019 · A substation is a part of an electrical generation, transmission, and distribution system. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Between the generating station and consumer, electric power may flow through several substations at different voltage levels.Get price


Mar 18, 2018 · Fully gas-insulated substations, adopting a combination of these transformers and switchgear, offer extra ease for safety assurance, accident prevention and ease of inspection/maintenance.Get price

gis ppt.pptx | Electrical Substation | Transformer

establish a substation at load center.Total space required for a GIS is 10% of that needed for a conventional substation. 2. Difficult climatic and seismic conditions at site, like high altitude and atmospheric pollution 3. Gas Insulated Substations (GIS) can be used for longer times without any periodical inspections. 4.Get price

Official Development Assistance Grants | Our Work | JICA

Official Development Assistance Grants. ODA Grants. Types of ODA Grants. Project Cycle for Project Grants. Evaluation of ODA Grants. Environmental and Social Considerations. Information Disclosure regarding Environmental and Social Considerations. Safety for Construction Works in Japanese ODA Projects. Operational Information for ODA Grants.Get price

GE to set up turnkey grid substation at giant Saudi plant

GE to set up turnkey grid substation at giant Saudi plant . Dec 22, 2019 4:48 PM. Global technology major GE said its renewable energy unit has been awarded a major contract by Spanish infrastructure group Acciona to deliver a turnkey grid substation to one of the world s largest desalination...Get price

Panel discussion: The pros and cons of using sf 6 gas in - EE

Jul 14, 2015 · Sulphur hexaflouride (Sulfr hexafluoride) gas has been used in MV and HV switchgear for many years. It is said to be highly toxic and a potent greenhouse gas. It is used because of its excellent electrical insulation properties, but recently some switchgear companies have suggested other solutions. In our virtual panel discussion we asked some specialists […]Get price

Enhancement of Gas Sensing Characteristics of Multiwalled

May 26, 2015 · H<sub2</subS and SO<sub2</sub are important gas components of decomposed SF<sub6</sub of partial discharge generated by insulation defects in gas-insulated switchgear (GIS). Therefore, H<sub2</subS and SO<sub2</sub detection is important in the state evaluation and fault diagnosis of GIS. In this study, dielectric barrier discharge was used to generate CF<sub4</sub plasma andGet price

Government GIS Tenders | Online GPS Tenders

GIS/ GPS Tenders Tenders Info is a online government Tender information provider company, helping business across globe in finding business opportunities. Our Tender Portal provide information on E-procurement, Public Tenders, Government bids, International Bidding opportunities etc.Get price

The DHS Program - Journal Articles Search

Journal Articles Search. ICF, 530 Gaither Road, Suite 500, Rockville, MD 20850 Tel: +1 301 407-6500 * Fax: +1 301 407-6501Get price