power distribution substation
A substation is a part of an electrical generation, transmission, and distribution system. … A distribution substation transfers power from the transmission system to the distribution system of an area
Case study of a large transmission and distribution substation automation project
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In this paper, the author describes a case study of a large substation integration design project. The project involves complete integration and automation of distribution and transmission within the substation . The critical design factors that the customer required are
Classification of sags measured in a distribution substation based on qualitative and temporal descriptors
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This paper discuss about the characterization of voltage sags, based on the extraction of significant features. These are used to give a qualitative/quantitative description, useful for voltage sags classification and its association with causes and possible fault location. An
A binary particle swarm optimization for optimal placement and sizing of capacitor banks in radial distribution feeders with distorted substation voltages
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This paper proposes a binary particle swarm optimization (PSO) for optimal placement and sizing of fixed capaci-tor banks in radial distribution lines with nonsinusoidal substation voltages. The objective function includes the cost of power losses and capacitor banks with
Improvement by voltage profile by static Var compensators in distribution substation
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This paper presents the potential applications of static var compensator (SVC) as one of the FACTS (flexible alternating current transmission system) controllers, using power electronic switching devices in the fields of power transmission systems with increasing the voltage
Optimum Feeder Routing and Distribution Substation Placement and sizing Using PSO and MST
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A long term distribution network planning consists of several complexity aspects due to the multiple decision variables in objective functions. Optimum placement of distribution substations and determination of their sizing and feeder routing is one of major issues of
Application of neuro-fuzzy dynamic programming to improve the reactive power and voltage profile of a distribution substation
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Improving the reactive power and voltage profile of a distribution substation is investigated in this paper. The purpose is to properly determination of the shunt capacitors on/off status and suitable tap changer (TC) position of a substation transformer. In addition, the limitation of
Analysis of distribution substation topologies for energy exchanging between EV and utility networks
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This paper describes the integration of electric vehicle charging stations and energy storage systems with distribution substations for bidirectional energy exchange applications. Several challenges occur in connecting filling stations to power grid, which consist of several
Substation planning method in an active distribution network under low-carbon economy
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A substation planning method that accounts for the widespread introduction of distributed generators (DGs) in a low-carbon economy is proposed. With the proliferation of DGs, the capacity that DGs contribute to the distribution network has become increasingly important
Design and economics of reactive power control in distribution substation
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An electrical power system consists of three principle components that are generation station transmission line and distribution systems. A distribution system connects all the individual loads in a given to the transmission lines. All inductive loads require two kinds of
Saturated-core fault current limiter field experience at a distribution substation
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Zenergy Power has been developing an inductive-type of fault current limiter (FCL) for electric power grid applications. In March 2009 Zenergy Power installed a FCL in the Avanti distribution circuit of Southern California Edisons Shandin substation in San Bernardino
Classification of sags measured in a distribution substation using a fuzzy tool
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This paper discuss about voltage sags classification using a previous characterization of this type of electrical disturbances. An automatic classification algorithm, working under a non- supervised strategy is proposed. The method helps to determine the possible fault cause
Optimal substation placement and feeder routing in distribution system planning using genetic algorithm
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In this paper, an attempt has been made to develop a new algorithm for distribution system planning. The proposed algorithm does not require prior knowledge of candidate substation location and can obtain the number, location and service area of HV/MV substations, the
Voltage reduction field test on a distribution substation
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This paper highlights the relationship between power demand and voltage level on the distribution network. It shows how a small change in voltage with existing assets delivers a very meaningful response in power demand and in energy consumption. A 24 hour field trial
Safety design of ground grid in distribution substation : case study of metropolitan electricity authoritys system
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Most of the power transmission and distribution substation in Metropolitan Electricity Authority (MEA) are of gas-insulated substation (GIS) type due to the restriction of space and very high cost of land in urban areas. A short circuit generates large currents that flow in the
Designing an IEC 61850 based power distribution substation simulation/emulation testbed for cyber-physical security studies
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The present traditional power grid system is slowly migrating to an interactive, intelligent power grid system (smart grid or future grid) driven by information and communication technology. The smart grid functions are expected to improve the reliability, efficiency
Distribution substation automation in smart grid
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In North America the transmission substations have often been automated by the installation of Remote Terminal Units (RTUs), connected to a central EMS/SCADA system, with hard wired I/O in the substation and very little automation applications running in the substation to
Compact secondary substation in a future medium voltage distribution network
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Due to high focus on the global climate change situation, most countries have committed to support initiatives to cut emissions in different areas. The introduction of renewable power generation is one of the key elements to reduce global warming, which will influence the
Technique for Grounding System Design in Distribution Substation
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This paper presents the significant factor and give some suggestion that should know before design. The main objective of this paper is guide the first step for someone who attends to design of grounding system before study in details later. The overview of grounding system
Decision making process for cost effective and reliable distribution substation solutions
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This paper presents a methodology for modelling, analyzing, and selecting suitable single line configurations for distribution substations based on different criteria, such as reliability requirements, load flow, cost of interruption, initial investments, operation and maintenance
Power frequency magnetic field survey in indoor power distribution substation in Egypt
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In our modern society electricity is vital to our health, safety, comfort and well-being. While our daily use of electricity is often taken for granted, public concern has arisen about potential adverse health effects from electric and magnetic electromagnetic fields (EMFs)