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 34 for “"Planning and operation"”.
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Microgrid Modeling, Planning and Operation
As distributed generations and renewable energy are becoming the fastest growing segment of the energy industry, the technical issues and environmental impacts have to be studied and understood. The large number of small-scale Microgrid components with their own characteristics is a big challenge …
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Short term planning and operation of irrigation systems
… with regards to rural water supplies in Victoria and most other parts of Australia, emphasis is placed more on efficient use of existing water resources than on new resource developments. This is especially true for irrigation systems. This emphasis is mainly due to limited funds available for …
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Planning and Operation of Multi-Vector Energy System with High Penetration of Renewable Energy Sources
… electricity network introduces challenges to the planning and operation of electricity network due to the intermittent nature of the resources which will result in variability and uncertainty in electricity supply. The power-to-gas (P2G) technologies, gas-fired units (GFUs) and demand response …
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Methodologies for manufacturing system selection and for planning and operation of a flexible manufacturing system
… selection, (2) shop loading, (3) machine loading and tool allocation, and (4) testing the feasibility of a schedule and determining strategies for the operational control of the system. Although these problem levels are developed in a hierarchical sense, they can be applied independently by …
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Quantification of uncertainty of geometallurgical variables for mine planning optimisation
… or so because of the benefits it brings to mine planning and operation. Its use and integration into design, planning and operation is becoming increasingly critical especially in the context of declining ore grades and increasing mining and processing costs. This thesis, comprising four papers, …
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A technique to incorporate the impacts of demand side management on generation expansion planning
Demand Side Management (DSM) has begun to emerge as a major component of utility planning, with more utilities than ever before using it to help meet their own needs and those of their customers. DSM encompasses utility and customer activities aimed at modifying load shape, which embodies the …
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QUANTITATIVE RELIABILITY ANALYSIS OF A HIGH VOLTAGE DIRECT CURRENT TRANSMISSION SYSTEM
… important aspect of overall power system design, planning and operation. This thesis illustrates the application of probability techniques to the reliability evaluation of a three phase HVDC bridge composed of mercury arc valves. The approach is developed by which the number of spare valves …
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Modelling the marine boundary layer for offshore wind power utilisation
For planning and operation of offshore wind farms a profound knowledge of the meteorological conditions is indispensable. This thesis is concerned with modelling the structure of the marine atmospheric boundary layer, with focus on effects, which are important for wind resource assessment. Data …
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PV Hosting Analysis and Demand Response Selection for handling Modern Grid Edge Capability
… place at the edge of the grid call for improved planning and operation practices. In this context, this thesis aims to improve the grid edge functionality by putting forth a method to address the problem of high demand during peak period by identifying customer groups for participation in demand …
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Wheel-rail contact force reconstruction using trackside measurements and inverse models
… is a fundamental aspect that influences operational safety, costs and efficiency. Wheel-rail contact forces, specifically vertical wheel-rail contact forces provide crucial information that can be further analysed and used by decision makers of railway operators to optimize planning and …
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Design, development and demonstration of an active network management testbed
… to the requirement of better investing in the planning and operation of power networks. Geographically, in the UK, the most suitable areas of Distributed Generation typically exist in locations not previously designed for larger or reverse power flows. This leads to the need to costly and …
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A PROBABILITY DISTRIBUTION APPROACH TO DESCRIBE CUSTOMER COSTS DUE TO ELECTRIC SUPPLY INTERRUPTIONS
… is an important aspect of power system planning and operation. An equally important issue is how to utilize customer costs of electric supply interruption as surrogates to appropriately quantify reliability worth. The objective of this research work was to develop a practical alternative …
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Optimal Allocation of STATCOMs and Wind-Based Distributed Generators using a Stochastic Mathematical Program
… energy sources to reduce greenhouse emissions and dependence on fossil fuels. This has changed the topology of distribution systems adding complexity to their planning and operation. In this study, a new planning model is proposed to allocate static synchronous compensators (STATCOMs) and …
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The application and assessment of active network management techniques for distribution network power flows
… increase of distributed generation (DG) planning applications. With an abundance of the UK's indigenous energy resources being either rural or coastal large volumes of DG are seeking connection at the lower voltage distribution networks. Connecting large quantities of intermittent …
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Transfers and path choice in urban public transport systems
… involve at least one change of vehicles, and that the transfer experience significantly affects the travelers' satisfaction with the public transport service, and whether they view public transport as an effective option. Despite their importance, however, transfers have long been …
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A methodology for evaluating photovoltaic-fuel hybird energy systems
… of the PV generation may cause dynamic operational problems for an electric utility. In order to remedy this situation it is proposed that fuel cell power plants be operated in parallel with PV arrays. This hybrid operation will help to smooth out the fluctuating PV output. Because of …
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Electric Distribution Reliability Analysis Considering Time-varying Load, Weather Conditions and Reconfiguration with Distributed Generation
… power distribution system reliability evaluation and improvement. Reliability evaluation of electric power systems has traditionally been an integral part of planning and operation. Changes in the electric utility coupled with aging electric apparatus create a need for more realistic techniques …
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Composite system reliability evaluation using sequential Monte Carlo simulation
… is the most fundamental technique available and can be used to provide a wide range of indices. It can also be used to provide estimates which can serve as benchmarks against which other approximate techniques can be compared. The focus of this research work is on the reliability evaluation …
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Optimal train control on various track alignments considering speed and schedule adherence constraints
… dissertation contributes to the field of transit operational control to reduce energy consumption. Due to the recent increase in gasoline cost, a significant number of travelers are shifting from highway modes to public transit, which also induces higher transit energy consumption expenses. This …
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