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Browsing JKUAT Annual Scientific Conference by Issue Date

Browsing JKUAT Annual Scientific Conference by Issue Date

Now showing items 81-100 of 316

DETERMINANTS OF MARKET CHOICE AMONG TEA FARMERS

Chepkulei, B. (JKUAT, 2017-04-24)

Agricultural market liberalization was aimed at increasing competitiveness of commodity markets. Tea farming in Kenya, under Kenya Tea Development Authority has been ailed as a success story this was up to early 1990 ...
DESIGN, FABRICATION AND TESTING OF A HUMAN MACHINE INTERFACE SCADA SYSTEM FOR PROCESS CONTROL

Mmata, C. K.; Karimi, P.; Nyakoe, G. (JKUAT, 2017-04-24)

The rapid adoption of the personal computer in the last 20 years catalyzed a revolution in instrumentation for test, measurement and automation. One major development resulting from the ubiquity of the computer is the ...
DEVELOPMENT OF A DIRECT-DRIVE ELECTRICAL TRANSMISSION SYSTEM FOR A KENYAN MANUFACTURED VERTICAL AXIS WIND TURBINE

Akello, P. O.; Ochieng, F. X.; Kamau, J. (JKUAT, 2017-04-24)

The major reason for the continued low penetration of Small Wind Turbines (SWTs) in Kenya is the high cost of the technology particularly the drive train (gearbox and/or generator). Subsequently, the main objective of ...
DEVELOPMENT OF A LOW COST, LOCALLY MANUFACTURED ROTOR BLADE FOR A SAVONIUS WIND PUMP

Kasera, A. A.; Ochien’g, F. X.; Kinyua, R. (JKUAT, 2017-04-24)

Studies indicate that vertical axis wind turbine provide a more reliable energy conversion technology, as compared to horizontal axis wind turbine, especially in areas of lowly rated and/or uncertain wind speeds, mostly ...
DEVELOPMENT OF A NEW REFLECTIVE MATERIAL AND ITS APPLICATIONS TO VARIOUS TYPES OF SOLAR COOKERS IN LOW PRICE RANGE

Nakajo, Y. (JKUAT, 2017-04-24)

The author has commercialized several products of solar cookers mainly as educational tools for school children in cooperation with an aluminum foil company, a carton case company and a trading company. In 2013, we developed ...
DYNAMICALLY ADAPTIVE BANDWIDTH ALLOCATION FOR HANDOFF MULTIMEDIA SERVICES FOR QUALITY OF SERVICE PERFORMANCE IN MOBILE CELLULAR NETWORKS

Omosa, E.; Langat, K.; Musyoki, S. (JKUAT, 2017-04-24)

With the tremendous growth of multimedia services in the telecommunication industry, Quality of Service (QoS) provisioning is becoming more important. One of the challenges to achieve QoS requirements is to determine how ...
DEVELOPMENT OF SMALL WIND TURBINE USING CURVED-PLATE BLADED ROTOR -PERFORMANCE AND VISUALIZATION OF AIR FLOW USING PIV ANALYSIS

Saoke, C.O; Nishizawa, Y.; Ushiyama, I.; Kamau, J.; Kinyua, R.; Nakajo, Y. (JKUAT, 2017-04-24)

The authors have developed a simplified curved-plate blade of high power coefficient for small wind turbine depending on the design concept of the “Appropriate Technology (AT)”. In this study, the shapes of blade are ...
DEVELOPMENT OF SURFACE COATINGS USING POLYESTER RESIN FROM CASHEW NUT SHELL LIQUID DERIVATIVES

Sabila, N.; Mwangi, P. M.; Kareru, P.; Thiong’o, G. (JKUAT, 2017-04-24)

Cashew Nut Shell Liquid (CNSL) is a by-product of the cashew nut industry waste. CNSL contains several phenolic compounds such as cardol, anacardic acid, cardanol, and methyl cardol. It is a dark reddish brown liquid and ...
DISSEMINATION OF SENBAKOKI (RICE THRESHING TOOL) IN MWEA

Murage, H.; Gichuhi, E. (JKUAT, 2017-04-24)

The objective of this survey was to introduce a new rice threshing technology to the rice farmers in Mwea that is efficient and affordable. From the results obtained most farmers felt that the Senbakoki was less tedious ...
CRYPTIC USEFULNESS OF ORYZA LONGISTAMINATA, AFRICAN WILD SPECIES OF RICE

Maekawa, M. (JKUAT, 2017-04-24)

In the 21st century, several novel traits in crops should be possibly needed. Genetic resource is a jewel box for crop improvement. Oryza longistaminata, African wild species of rice is the most distantly related species ...
DEFORMATION AND FORCE CHARACTERISTICS CAUSED BY INCLINED TINES IN LOAM SOIL BELOW LIQUID LIMIT

Makanga, J. T. (JKUAT, 2017-04-24)

Studies were conducted in a glass-sided laboratory soil bin. Soil deformation patterns were analysed for failure angle, soil wedges and forward rupture and surcharge profiles. They were also observed for purposes ...
CUTTING FORCE CONTROL FOR BALL END MILLING OF SCULPTURED SURFACES USING FUZZY LOGIC CONTROLLER

Njiri, J. G.; Ikua, B.W.; Nyakoe, G. N. (JKUAT, 2017-04-24)

Productivity and precision in machining is normally limited by the forces emanating from the cutting process. Due to the inherent varying nature of the work piece in terms of geometry and material composition, the ...
CORRELATION OF WIND PATTERNS USING WEIBULL AND RAYLEIGH MODELS FOR ST.XAVIER SECONDARY SCHOOL, NAIVASHA AND JKUAT SITES

Maina, A. W.; Kamau, J. N.; Timonah, S.; Saoke, C. O.; Nishizawa, Y. (JKUAT, 2017-04-24)

The rapidly increasing population and industrialization has led to high energy demand. Juja, having a rapidly growing population and a major University requires an alternative energy source due to frequent power failure. ...
DESIGN AND FABRICATION AND TESTING OF A LOW SPEED WIND TURBINE GENERATOR USING TAPERED TYPE ROTOR BLADE MADE FROM FIBRE REINFORCED PLASTIC

Saoke, C.O; Nishizawa, Y. (JKUAT, 2017-04-24)

This study fabricated a three bladed wind turbine of 0.6 m rotor diameter. The blade was divided into ten sections and shape derived from the blade element and momentum theory with two linearization points at 70% and ...
CORPORATE SOCIAL RESPONSIBILITY TOWARDS EMPLOYEES AND BUSINESS PERFORMANCE OF SUGAR MANUFACTURING FIRMS IN KENYA

Masinde, S. W. (JKUAT, 2017-04-24)

This paper presents some empirical findings on the effect of corporate social responsibility (CSR) towards employees on the performance of sugar manufacturing firms in Kenya. Using a sample of two hundred and forty five ...
DESIGN AND IMPLEMENTATION OF AN OBJECT ORIENTED PROGRAMING LANGUAGE

Mokua, R.; Mwangi, W.; Kanyaru, J. M. (JKUAT, 2017-04-24)

This paper presents work done to address two issues of interest to both Programming Language (PL) theory and software development: 1) The inadequacies of mainstream Object Oriented Programming Languages used in the software ...
DESIGN AND SIMULATION OF A FUZZY LOGIC TRAFFIC SIGNAL CONTROLLER FOR A SIGNALIZED INTERSECTION

Mwangi, C. M.; Kang’ethe, S. M.; Nyakoe, G. N. (JKUAT, 2017-04-24)

Traffic control and management poses a major problem in many cities, especially in rapidly growing and motorizing cities like Nairobi, Kenya. Currently, fixed-cycle controllers are being used in all signalized intersections ...
EVALUATION OF PIROPLASM OCCURRENCE IN THE EASTERN BLACK (DICEROS BICORNIS MICHAELI) AND SOUTHERN WHITE (CERATOTHERIUM SIMUM SIMUM) RHINOCEROS METAPOPULATION IN KENYA

Kivata, M. W.; Otiende, M. Y.; Makumi, J. N.; Runo, S.; Obanda, V.; Gakuya, F.; Kariuki, L. (JKUAT, 2017-04-26)

The eastern black and the white rhinoceros are endangered mainly due to poaching. Besides poaching diseases are another impediment to the species recovery. Infection with pirolasms has been linked to rhinoceros ...
EVALUATION OF RADIATION LEVELS IN NAIROBI’S METROPOLITAN AND THE INDUSTRIAL AREAS

Wairimu, B; ; (JKUAT, 2017-04-26)

Radiation is energy travelling through space. In Kenya, no data exist on radiation levels at various workplaces. Radiation sources are found in a wide range of occupational settings. Uncontrolled levels of radiation ...
EVALUATION OF SAFETY CULTURE MATURITY LEVELS OF THE UNIVERSITIES IN KENYA

Njeru, P. M.; Mailutha, J. T.; Gatebe, E.; Mburu, C. (JKUAT, 2017-04-26)

Safety culture is shared and accepted attitudes, beliefs and practices supported by documented policies and procedures in an organization which influences employees’ perceptions and behaviors within a workplace. Consequently, ...

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