Substation design software includes and these terms and conditions also apply to i any updates or upgrades to the substation design software that you may receive from time to time under a subscription service or other support arrangement, and ii any addin modules to the autodesk substation design software you may order and install from. They range from the very large to the very small see below for a guide. Federal and state environmental permit information was also included in this document for reference. Transmission and distribution substation projects operating. Handbook with several not found in the original work, electric power substations engineering has become a widely popular volume on the theory, design, analysis, operation, and protection of power substations. General cumulative impacts during construction, operations and. In high load density areas, the subtransmission system uses a network configuration that is similar to the high voltage network. E to develop a finite expression, for calculating the footing resistance in a substation. General a substation is an integral part of the overall power system. This design eliminates high energy current signals from protection and control cabinets by using fiber optic cables. Federal transit administration december 9, 2016 8 new insulators that can be removed for cleaning and then reinstalled. They must contain sufficient description and detail to communicate the design concept, assumptions, and judgments associated with the design.
Purpose of protection system l minimize damage l leave unaffected equipment inservice l maintain equipment operating limits l. Upon loss of 11kv power supply from either primary substations a or. Basic substation configurations and the components avo training. During the design of these systems, the electrical discipline staff performs condition surveys and prepares master plans, conceptual designs, contract drawings, specifications, construction staging, cost estimates, etc. Fundamentals of modern electrical substations part 1. Manual for transmission lines and substation construction and.
Depending on the load being served, it is possible that initial construction may be limited to one distribution circuit. Ieee std 8371989 eee standards ieee standards substations. Design guide for rural substations usda rural development. Eleg 4503 design of advanced electric power distribution systems credits and contact hours three credit hours, 45 hours of instructor contact instructors name dr. Bus arrangements reliability cost of configuration available space basic configurations. Safety in design distribution design quick reference guide. Robust protective relaying scheme design substation configuration. By mladen kezunovic the new substation t he electricity grid was invented in the 19th century and greatly expanded in the 20th. Rural distribution substation capacities vary from maybe 1.
Planning and design of distribution systems 1 scope this part of ks 1878 covers the planning and design of economical residential electricity distribution. Any device incorporating one or more processors with the. Such principles, if followed, will provide a soundly executed design. It is particularly useful for quick engineering, manufacturing and site installation of a protection and control system. Electrical power transmission and distribution gu idelines for the provision of electrical distribution networks in residential areas part 1. Cop 101 distribution substation design this code of practice details the general principles clp applies to the design of its distribution substations, including those located on ground level, in a basement, upper levels such as in highrises, and outdoor areas. A mv lv transformer electrical substation consists, therefore, of the set of devices dedicated to the transformation of the voltage supplied by the distribution network at medium voltage e. Substation design in the 1900s and modern substations today. The treatment throughout the handbook is practical with very little emphasis on theory. Substation design and equipment selection saiee1865v, 3 cpd credits. Overview electrical substations play a disproportionately large role in the overall power system reliability.
In a career that spans more than 40 years in the power sector, he has held senior management and technical positions at a number of australian power utilities in generation, transmission, and distribution, where he led the introduction of new approaches to maintenance, substation design standardization, online condition monitoring, asset. Electrical power transmission and distribution guidelines. Our team has a thorough knowledge of substation design, as well as wealth of experience in material procurement, project management, and logistics of electrical equipment. The substation design manual is not intended to replace asset management standards, but rather to act as a reference document that crossreferences existing standards and process documentation and plugs any gaps where asset management documentation does not exist. Ieee std 6052008, ieee guide for bus design in air. Substation types distribution substation located near to the endusers changes the transmission or subtransmission voltage to lower levels for endusers distribution voltages varies from 34,500y19,920 v to 4,160y2400 v blast and burn generally associated with fault current. In transmission network, the typical design concept is the n1 reliability application. Eng electrical engineering a thesis submitted in partial fulfillment of the requirement for the degree of doctor of philosophy school of engineering systems faculty of built environment and engineering queensland university of technology queensland, australia. The handbook contains a wide array of topics and each topic is written by an authority on the subject. Table 2 provides a general list of substation equipment types, their basic function, and the. Once again part of the handbook, this third edition presents contributions from active leaders around the world. Transmission basics facilities, interconnection and permitting. Text affected by the main changes in this edition is highlighted in red colour. Chan encyclopedia of life support systems eolss remote control facilities to enhance the security of supply.
Scribd is the worlds largest social reading and publishing site. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. Electric power may flow through several substations between the generating plant and the consumer. The customer will design, install, maintain, own and operate all equipment from the division of ownership, at the fence, back to their generation units. Best practices for protection and control applications for. Our substation design solution reduces the amount of time to complete design and minimizes errors that cause rework during. An ideal solution for remote sites or sites which are exposed to inclement weather or poor access soil conditions. Building power distribution design guidelines and standards bpd 1 basis of design this section applies to the design and installation of building power distribution systems. Distribution substations distribution substations are usually characterized by voltages up to 230 kv on the primary side and on the low side the voltages are typically, 12. The design should minimize costs while providing the required functionality. It is uneconomical to directly connect electricity consumers to the main transmission network, unless they use large amounts of power, so the distribution station reduces voltage to a level suitable for local distribution. Substation arrangement designs electrical substation. Initially, the site location will be selected based on developing electrical loads, the proximity of nearby electric transmission and distribution lines, costs, accessibility, and consultation with governmental regulatory bodies.
General specification for the civil engineering and building design and construction of 2kv grid substations. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. To better understand the importance of electrical substations, lets start with a discussion. The complete package switchroom being installed on. Substation arrangement designs free download as powerpoint presentation. The basic principles or factors requiring consideration during design of the power distribution system include. The handbook of electric power calculationsprovides detailed stepbystep calculation procedures commonly encountered in electrical engineering. Edms, printed to an electronic drawing set adobe pdf and issued to the project manager. Project calculations serve as formal documentation of the project electrical design.
Electricity distribution network planning considering distributed generation yalin huang. Its design should minimize adverse impacts to substation equipment, transmission and distribution system, and also to customers. The first step in planning a substation layout is the preparation of a oneline diagram which shows in simplified form the switching and protection arrangement. The solution should be standard, commercial, offtheshelf solution, to meet general standardization requirements customary in the field of. Design criteria this section contains the architectural, structural, and mechanical provisions for. Substation 2303311kv distributive substations are points in a large electrical power transmission network where highlevel voltage is transformed into mediumlevel voltage, suitable for some industrial consumers supply, and for further transformation and distribution to the lowvoltage end consumers. This manual is intended as a guide for electrical engineers and designers hereafter referred as the ae for the planning and design of the electrical power distribution and related systems. Calculationofimportantdesignparametersforgroundingsystemsinsu. At the time this standard was approved, the members of the working group were as follows.
Traction power electrification system investigation report washington metropolitan area transit authority. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Design evaluation the following information is required to evaluate the design. General specification for the civil engineering and. Basic distribution substation figure 1 is a oneline diagram for a simple distribution substation. Standard, dnvglst0145 edition april 2016 page 3 dnv gl as changes current changes current general this document supersedes dnvosj201, november 20. Electrical faults l phase to phase l phase to ground l phase to phase to phase l phase to phase to phase to ground. Ei to design amethod to calculate the total groundresistance of a system of two substation grounding grids intertied by a bare conductor, as seen from the station where the fault occurs, and lie ground potential rise at both the substations. Construction related environment due diligence triggers and general cumulative impacts 163 a. It is possible that major projects can be delayed or blocked by public opposition. Secondary unit substation transformers transform a. Tribal leader forum series feb 78 2012 25 useful links. The base design phase is a period of 46 weeks of preliminary design following the issue of purchase order or award of contract.
Substations are where electricity lines are connected and switched and where the voltage is changed by transformers. Jul 15, 2015 improve project delivery and better manage design information across the entire project lifecycle with intelligent substation design, a modelcentric approach that unites 3d physical and electrical design disciplines. It is particularly useful for quick engineering, manufacturing and. Protection and controls design microwave design substation design and specifications. The design guidelines contained herein are provided as an aid and reference for the engineering and design services outlined. The ergon energy design philosophy is to provide substations. The associated field guide is a waterproofed version of this manual, which summarizes key erosion and sediment control points for use by field crews. Aerial and buried service entrances are explained and illustrated, as are main panels or loadcenters and the principles of. The 21st century substation design power systems engineering. Practical distribution and substation automation including. Substations flexible, reliable epc solutions built from.
Abb offers a complete single source, providing a simple uncomplicated substation installation via this modular concept incorporating the comprehensive range of abb primary and secondary distribution equipment from 500kv through to 415v, including protection control and monitoring systems. Manual for transmission lines and substation construction. Entergy will construct their portion of the station to the substation fence including foundations. This introduction provides some background on the rationale used to develop this guide. Electrical stations substations by purpose transformer stations switching stations converter stations compensation stations by position in es power plants transmission system switching, transformer consumption industry, distribution converters transmission, consumption rated voltages. However, if the changes on 12 september 20, dnv and gl merged to form dnv gl group. The typical voltage of the subtransmission system is between 8 and 69 kv. To better understand the importance of electrical substations, lets start with a discussion about the structure of the power systems and their main components. Best practices for protection and control applications for transmission substations. Our design services for highvoltage substations, switching stations, transmission and distribution facilities for utility, wind, solar, hydro, commercial and industrial systems. Transformers are an integral part of power systems with applications in industrial facilities, commercial buildings and utility transmission and distribution networks. Electrical substation data collection energy application electrical substations are secondary stations of electricity generation, transmission and distribution systems where voltage is converted from high to low or the reverse using transformers.
Doug has been responsible for initial project planning and layout, preliminary design, routing alignment, substation site selection, rightofway acquisition, project evaluation and development, environmental coordination, transmission substation design, microwave. However, the arrangements can be expanded for use in larger distribution substations with higher voltages. Design criteria on substation protection by using instrument. The industry standard definition of an ied is given below, as well as definitions for substation integration and substation automation.
Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. Since substation integration and automation technology is fairly new, there are no industry standard definitions, except for the definition of an ied. Design details of generators and transformers and their role in delivering electric power to consumershomes or buildings are included. College of continuing and professional studies college. Fundamentals of electrical substations and switchgear. The core and coil design is a unique characteristic of. This information is meant to aid in the understanding and usage of this guide.
A distribution substation transfers power from the transmission system to the distribution system of an area. Substation design guide a pdh online course for engineers. Entergy will design, install, maintain, own and operate the 230 kv ring bus. As shown in figure 2, distribution substations are designed for the unidirectional flow of power from the transmission system to. Planning of distribution networks for medium voltage and low voltage iman ziari m. The modular substations allow for the equipment to be factory installed and pre commissioned off site, thus allowing simple onsite civil works, installation and commissioning. This introduction is not part of ieee std 6052008, ieee guide for bus design in air insulated substations. The distribution substations discussed are generally limited to the traditional type characterized by simple bus arrangements and minimal equipment. Practical approaches include the employment and training of qualified. Safety considerations a substation should be safe for the general public and for operating and maintenance personnel. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce.
We perform complete primary and secondary engineering from design. In terms of technology, however, it is an eternity. Unesco eolss sample chapters electrical engineering vol. Part 1 also provides an overview of substation major equipment, explaining the mission, and arrangement of each component. The substation design manual is not intended to replace asset management standards, but rather. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Abstract the main purpose of this paper is to acquaint the reader with various types of grounding systems prevalent in an electrical substation and their importance. Preengineered, substation design in the 1900s and modern substations today by hanserik olovsson and svenanders lejdeby, abb a hundred years is nothing compared with the length of time man has been roaming the earth. Eleg 4503 design of advanced electric power distribution. Planning of distribution networks for medium voltage and low. Dairyland is committed to the preservation and protection of precious natural resources. Traction power electrification system investigation wmata. A design overview of the 11kv power distribution supply. These standards created and made available are for the construction of ergon energy.
Guide for the design, construction and operation of electric. But in nearly all cases, the highest field is usually produced by the lines and cables supplying the substation and not by the equipment inside the. Juan carlos balda textbook electric power distribution system engineering, second edition, turan gonen, crc press, 2008 a. The future substation design requires an understanding how both primary and secondary. Distribution substations a distribution substation is a combination of switching, controlling, and voltage stepdown equipment arranged to reduce subtransmission voltage to primary distribution voltage for residential, commercial, and industrial loads.
Recognizing the grids complexity and relevance, the national academy of sciences declared the electricity system. Electricity distribution network planning considering. The various categories of buildings have many specific design challenges, but certain basic principles are common to all. Programming phase space planning and provisions for power distribution systems statement on power distribution system layout and basis of design schematic design phase design requirements and location of electrical rooms and closets. Designers must balance technical performance with cost, whilst still considering maintainability and availability to keep the overall lifecycle. Design of grounding system for an electrical substation. Modern substation design 19 equipment under all weather conditions, and access roads into the site.
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