Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 123 for “"Power station"”.
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Hydroelectric power station : Nigerleq
… evaluation of a potential new 3 MW hydroelectric power station utilizing two separate reservoirs located in the Nigerleq area in close proximity to the city of Paamiut in Western Greenland. This purpose of this research is to determine if the project promises enough value to proceed to the next …
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Simulation of power station protection equipment
… of fuses and overcurrent relays for radial power systems under estimated fault current conditions. The grading curves for these protection devices can be produced on a graphics terminal and a hard copy can be obtained. Additional programs have also been developed which could be used to …
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Power Station Thermal Efficiency Performance Method Evaluation
… is provided via Eskom's conventional coal-fired power plants. Globally, coal-fired power plants have a significant share in the power generation energy mix and this will be the case over the next 20 years. A study, aligned with the aspiration of improving the thermal efficiency of the coal-fired …
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Modeling and simulation of a steam power station.
Thesis. 1975. M.S.--Massachusetts Institute of Technology. Dept. of Mechanical Engineering.
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Planning for a power station: intentions, interactions, and outcomes
… of the search for a site for a coal-fired power station. The search for a site focussed on the Waikato, a region in the North Island, New Zealand. It was conducted by central government officials from the New Zealand Electricity Division of the Ministry of Energy over a six year period from …
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Factors causing delay of modification projects at Koeberg Power Station
… in construction projects, and at Koeberg Nuclear Power Station, modification and outage projects are not exempted from these delays. Subsequently, these project delays have a detrimental effect on the Eskom organization in terms of its mandate to supply electricity to promote and boost the South …
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Risk Analysis of a BWR Power Conversion System; Clinton Power Station
Made available in DSpace on 2017-07-06T18:55:11Z (GMT). No. of bitstreams: 2 Lundell_Karen_P_MS.pdf: 75358767 bytes, checksum: 79c39df654f620a010b8065f8d7ae04b (MD5) license.txt: 4813 bytes, checksum: 715c4321821a960fa1a1e91d2ac7ebce (MD5) Previous issue date: 1983
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Condition monitoring of induction motors in the nuclear power station environment
… industry being no exception. A typical nuclear power station usually contains more than 1000 motors, where they are used in safety and non-safety application. The efficient and fault-free operation of this machine is critical to the safe and economical operation of any plant, including nuclear …
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A Comparison of Dosimeter Response to Gamma Spectra at Clinton Power Station
Made available in DSpace on 2017-07-06T18:59:29Z (GMT). No. of bitstreams: 3 Withrow_John_F_MS.pdf: 57583936 bytes, checksum: f776e65e20019309ad3cd94120e6590f (MD5) Withrow_John_F_MS_ABS.pdf: 676263 bytes, checksum: 76546f11c79e855ced48fc6700a01f30 (MD5) license.txt: 4813 bytes, checksum: …
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Sensitivity analysis of the secondary heat balance at Koeberg Nuclear Power Station
At Koeberg Nuclear Power Station, the reactor thermal power limit is one of the most important quantities specified in the operating licence, which is issued to Eskom by the National Nuclear Regulator (NNR). The reactor thermal power is measured using different methodologies, with the most …
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Quality management system to improve conveyor system performance : Lethabo Power Station as case study
Eskom Lethabo Power Station experienced a number of ash plant conveyor failures that resulted in production loss and plant damages. This study was aimed at determining the root causes of the failures (technical, management system and process) that led to conveyor unreliability. The problem was …
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Direct mixing of geothermal water and condensate into heated groundwater at Nesjavellir power station
… of this study is on the Nesjavellir geothermal power station in Iceland, which plays a vital role in supplying hot water for space heating in the capital area. The power station operates as a co-generative single-flash geothermal plant, generating electricity using high-temperature geothermal …
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A Low Level Radioactive Waste Volume and Activity Projection for the Clinton Power Station
Made available in DSpace on 2017-07-06T18:59:19Z (GMT). No. of bitstreams: 3 Weber_Roger_D_MS.pdf: 81252897 bytes, checksum: 1868ca1df12b51e1d9f01aad298ed739 (MD5) Weber_Roger_D_MS_ABS.pdf: 962946 bytes, checksum: e8c1b2ef4c5c9935e30be09193d63d71 (MD5) license.txt: 4813 bytes, checksum: …
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Delay Factors Experienced in the Medupi Power Station Project: A Unique or Common Case?
The Medupi power station project was initiated to address the shortfall of power supply experienced in South Africa since the year 2008. The project which is comprised of six units each with a generating capacity of 794MW commenced construction in the year 2007 and was planned to be completed in …
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Chemical and mineralogical changes associated with leachate production at Kriel Power Station ash dam
… and generated 22mt of ash from its coal burning power stations in 1994. Of the 22 mt of ash only 5% was utilized and the rest disposed of in either landfills or ash dams. Various environmental impacts are associated with the disposal of ash including loss of usable land, dust pollution, water …
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The effect of chlorine, heat and physical stress on entrained plankton at Koeberg Nuclear Power Station
… of seawater used for cooling at Koeberg Nuclear Power Station contains many planktonic organisms which are exposed to heat, chlorine and physical stress during their passage through the system. Phytoplankton biomass, measured as chlorophyll a, was reduced by an average of 55.32% due to …
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Characterization and chemical speciation modelling of saline effluents at Sasol Synthetic Fuels Complex-Secunda and Tukuta power station
… is highly variable at these South African power utilities and processes such as RO, contact with ash and CO2 ingress can have an impact upon the overall brine quality. Aq.QA was found to be a more accurate tool for classifying waters according to dominant ions than Stiff diagrams but Stiff …
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Economic comparison of the constant and variable speed motor-driven boiler feed pumps in today's steam electric power station
… continued increase in kilowatt capacity of new power stations being built today, proper sizing and selection of mechanical equipment has a vital effect on dollar savings, both for operation and maintenance costs as well as the initial cost of unit installation. In today's steam-electric plants, …
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