Browsing by Subject "ELECTRICAL ENGINEERING"

Adaptive vision attentive robot eye for service robots in domestic environments

Madhusanka, BGDA [Thesis-Full-text]

Using eyes as an input modality for different control environments is a great area of interest for enhancing the bandwidth of human machine interaction and providing interaction functions when the use of hands is not ...

Assessment of cost of externalities for CEB thermal generation options

Karunaratne, SAPU [Thesis-Full-text]

Costs of externality are effects that are typically not taken into account in finalizing the market price of goods or materials. Environmental impacts and social damage costs are the main externalities needed to be ...

Benchmarking medium voltage feeders using data envelopment analysis : case study WPSI-CEB

Herath, HMJN [Thesis-Full-text]

Presently there is no any proper method of finding performance of Medium voltage feeders except the number of feeder failures. Therefore available limited resources are not utilized for the most required feeders and also ...

Co-firing biomass with coal in pulverized coal fired boilers

Mudunkotuwa, SRH [Thesis-Full-text]

Power generation using pulverized coal power technology is a very mature and extremely popular technical trend in the global scenario. The first coal fired power plant complex in Sri Lanka, Lakvijaya Power Station employs ...

Condition monitoring and assessment of power transformers using sweep frequency response analysis and dissolve gas analysis.

Fernando, MPM [Thesis-Full-text]

Power transformer can be considered as the key element in an electricity power system. Cost and the time of installation of a power transformer are significantly higher than the installation of other equipment. Applied ...

Cost optimal surge protective system for low voltage installations

Dadallage, KK [Thesis-Full-text]

Surge protective devices (SPDs) have become an integral part of residential, commercial and industrial power quality applications. A wide selection of surge SPDs are promoted by greater number of manufactures for the ...

Design aspects of suburban railway electrification

Dassanayake, DMCMK [Thesis-Abstract]

The highway transportation of Sri Lanka is becoming more and more time consuming due to road traffic congestion and becoming more expensive due petroleum fuel prices. Travelling by highway is a more stress full thing and ...

Design of an optimum power solution for telecom base sites

Amarakoon, GM [Thesis-Full-text]

The amount of power required to operate the telecom network is getting much higher depending on the size of the system deployed at the base stations. This may exceed a couple of kilowatts, occurring a high electrical and ...

Design of dual axis force sensor for aerospace application

Prasanna, IKH [Thesis-Full-text]

This work reports on the design procedure of a dual axis force sensor for aerospace applications. System functionality of the force sensor should comply with many reliability aspects peculiar to aerospace industry rather ...

Design of low cost variable speed drive for air blower motor

Athapattu, NT [Thesis-Full-text]

In Air conditioning air blowers are working at full speed although the conditional area at set temperature. Tins situation consumed considerable amount of energy to drive \ the fan or blower and running the refrigeration ...

Develop an effective methodology to evaluate the energy loss in low voltage network

Weththasinghe, TN [Thesis-Full-text]

Power system losses have turned out to be a major challenge for electricity utilities worldwide and losses in electricity distribution represent dominant part in the overall power system losses. In the Sri Lankan context, ...

Development of a high speed stapler pin manufacturing machine

Palagama, SP [Thesis-Full-text]

Converting any kind of production system from discrete process to continuous process saves substantial time in production process enabling reduction of power consumption, reduction of space, utilized to increasing production ...

Development of a transmission pricing methodology for Sri Lanka power system

Rajapaksha, RMIKK [Thesis-Full-text]

The electricity sector in Sri Lanka is governed by the Sri Lanka Electricity Act, No. 20 of 2009 (as amended), and the Public Utilities Commission of Sri Lanka (PUCSL) is empowered by the Electricity Act to regulate the ...

Development of an ann based plant controller for biomass downdraft pack bed gasifier

Rasanga, GVC [Thesis-Full-text]

Energy crisis and emerging negative impacts on environment are the leading factors of industries to increase the share of sustainable resources in the energy production. Biomass based solutions have become as an alternative ...

Development of an under frequency load shedding algorithm

Kalansuriya, NS [Thesis-Abstract]

In overload conditions caused by sudden outages in a Generator or a Transmission line in a Power System, loads have to be shed at selected feeders in the distribution system, to maintain system stability, namely frequency.// ...

Development of bio-mimetic force attentive robot head

Jayasekara, AGAN [Thesis-Full-text]

This research was focused on the development of force attentive robot head for external forces acting on the head and used same as research plat form for future researches. An anthropomorphic robotic head has been designed ...

Directional behavior of measured earth resistance of antenna structures and estimation of earth resistance

Hettiarachchi, KS [Thesis-Full-text]

The rapid increase in the use of mobile phones during the past two decades in Sri Lanka, a large numbers of tall Telecom Towers (20m to 100m) has been constructed, which due to the inherently slim and tall nature attracts ...

Distributed model of "YASKAWA" DC drives

Fernando, HANS [Thesis-Abstract]

Developing a faithful and interactive model for the DC Hoist Drive System of the Container Cranes at Port of Colombo is the base of this research work. Hoisting a maximum load of 45.5 ton, including the container weight ...

Distribution loss reduction through energy management for rural electrification

Gunasekara, JN [Thesis-Full-text]

The Ministry of Power & Energy has taken initiative to electrify rural areas to uplift the living standard of the people in rural areas by providing the electricity, which is a basic need of people. Ceylon Electricity Board ...

Estimating state of charge of small scale battery storage

Amarasinghe, ND [Thesis-Full-text]

Lead-acid batteries are often used as the energy storage component for small-scale photo-voltaic(PV), systems in the developing world, allowing electricity to be supplied when generation is not occurring. Batteries often ...

Browsing by Subject "ELECTRICAL ENGINEERING"

Browsing by Subject "ELECTRICAL ENGINEERING"

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