Tapered tubular design is typically efficient and economical in deadend and static pole situations when compared to aisc standard shape structures. The input for a distribution substation is typically at least two. Medium voltage products technical guide the mvlv transformer. The project work assigned to us was to design a 233 kv ehv substation. Electric power substations engineering crc press book. General issues that are involved in the design, construction, operation and maintenance of substations and switchyards, and detailed safety awareness will be discussed. Home download center electrical engineering books and technical guides power substation guides design of 4002202 kv 16 mw power substation 4002202 kv substation the first step towards the design of a 4002202 kv substation is to determine the load that the substation has to cater and develop it accordingly. Low loss high efficient transformers are exported to europe, africa, middle east, and asian countries. Factors that should be evaluated when selecting a substation site. The structure consists of metal l profiles connected with bolted or welded connections. Substation interview questions answers engineering tutorial.
This design is simplest and has an ease of operation and maintenance. Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. The selection of your primary protection will depend on the ahj, your utility and local codes. Automating substation design with inventor, autocad. Power substation guides, research papers and studies eep.
Heviduty liquid substation transformer, power ratings of 20 mva and 37. The substation would be a combination of switching, controlling, and voltage stepdown equipment arranged to reduce sub. Our 12hour live online substation training course will cover the major elements that build electrical substations and switchyards. Special attention has been paid to the differential protection and over current protection of these transformers, which has been used in this substation presently. Mobile substations are generally rated 60 mva or less. The earthing system also ensures that no thermal or. Owners supply materials osm 3311 kv power transformers, station 330.
This comprehensive overview brings these disciplines together to give you an interactive guide to high voltage, air or gas insulated substation design. Study substation design subjects at a level appropriate for those relatively new to the field. Recent technological developments have had a tremendous impact on all aspects of substation design and operation. This substation fundamentals course will introduce and provide nontechnical people with the basics of a substation and all the general components that are inside a substation. Fundamentals of substations for nonengineers february 2627, 2018 nashville, tn page 2 overview this course will introduce and provide nontechnical people with the basics of a substation. Fundamentals of modern electrical substations part 1. This design has a minimum reliance over signaling for the necessary protection of its. This electricity is then supplied to a transmission substation near the. As you can see, the overview is complex, but on the other hand the mvlv electrical substation is the synthesis of several design activities electrical, mechanical, construction. Pin insulators post insulators strain insulators suspension insulators hallow apparatus insulators deadend insulators solid core insulators what is creepage distance. There are approximately 3200 electric utilities in the united states. What structural engineers should know about substation. Page 1 sodeman road substation project exhibit 5 design drawings 5.
Hybrid nomex insulation is usually used for most mobile substations. Part 3 of the course fundamentals of modern electrical substations is concentrated on substation engineering aspects, which may be very challenging and require from utility companies engineers a very diverse knowledge and experience to address these aspects. Other requirements of the substation electrical system 56 10. Home download center electrical engineering books and technical guides power substation guides design study for 3311 kv substation, distribution and protection in the city of kenya.
Double click on the table to copy and paste your information. High and medium voltage substation design, testing and maintenance training in london uk, dubai united arab emirates, kuala lumpur malaysia, istanbul turkey, france paris. Im looking to further my knowledge on the subject and want to know any good texts out there. Overview of the design factors and data needed to design a substation. Design criteria on substation protection by using instrument. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce. How can decide the mva rating of power transformer for. Substations a substation is a highvoltage electric system facility. Covers bare conductors, rigid and strain bus design. Onsite implementation frequently resulted in arbitration over undetected clashes. Home download center electrical engineering books and technical guides power substation guides electrical design of 233kv substation. Substation structure design guide, mop 1, provides a comprehensive resource for the structural design of outdoor electrical substation structures. Two of the most critical factors in the design of a substation. Professional certificate of competency in substation.
A cheat sheet for electrical substations distran wood. We considered incoming power at 2 kv and the power was transferred to main bus through isolatorcircuit breakerisolator combination. The substation design manual is not intended to replace asset management standards, but rather. Jan 01, 2008 prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce.
Westinghouse electric corporation, electrical transmission and distribution reference book. Iec 61850 is the global standard for communication in substations. All rus borrowers rus electric staff effective date. In this interactive 3 month live online course, you will learn how to. Lower limit raised to 6 mw for generating installations.
Substations play a critical role in how you safely deliver reliable and affordable power, power transmission and distribution, generation interconnection, switching or acdc conversion. Multiple voltages requirement hv and lv will add size and weight to the unit, thus reducing mva. The first step in designing a power substation is to design an earthing and bonding system go to content earthing and bonding. With 80% of its chapters completely revised and two brandnew chapters on energy.
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. The two primary distribution feeders of the substation illustrated in figure 1 are protected by either power circuit breakers or automatic circuit reclosers. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. We considered incoming power at 2 kv and the power was transferred to main bus through isolator. Design study for 3311 kv substation, distribution and protection in.
Distribution transformers, industrial transformers. A regular maintenance of the high voltage structure should include checking for physical damage, mechanical stability and electrical clearances and cleaning and testing. Design guide for rural substations usda rural development. Sodeman road substation project exhibit 5 design drawings. What is a electrical substation definition, layout, and. It is intended to help those who have to define and implement sas, whilst also conforming to the current. Electrical substation design fundamentals school of. Get an introduction to technical requirements, configuration. Distrans master substation engineers amd substation design team have honed their expertise over five decades and thousands of multimillion dollar substation projects from 5kv through 500kv.
Use of a simplified singleline diagram and layout use of new equipment types very simple and compact design almost complete prefabrication. Different power transformers come with different mva power ratings. Dnv gl helps you evaluate or create technical documentation for substations or other high voltage installations, bringing transparency to decisionmaking and solution details. There are entire books on this topic from ieee and other organizations. Urja has rendered its services to central and state governments, mncs, public and private sector, medium and small units, state electricity companies, defense, mining and power industries. Design study for 3311 kv substation, distribution and. Consider that you would like to choose a transformer to supply power to a factory which requires maximum of 270 kva of power at 400 v on the lv side and no expension is considered for near future. This course covers all aspects of high and medium voltage substation design, including regulatory and environmental requirements, general design considerations, and the application of switching and power equipment, fault calculations, safe grounding design, protectioncontrol, automation and communication, and maintenance considerations. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. In this article, i will share 18 design studies or calculations that will set you up to create a beautiful substation. Substation design high voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. The future substation design requires an understanding how both primary and secondary equipment may interact in the.
Supply in the package materials have been classified as under i. We considered incoming power at 2 kv and the power was transferred to main bus through isolatorcircuit breakerisolator. Each utility has their own standards, procedures, workflows, and more for designing substations. Ive designed a few primary substations, the largest being 30 mva and quite a few. Read about company and get contact details and address. Basics of designing power substations 3 phase associates. Environmentally friendly, low cost hvmv distribution. The power will be provided by connecting the factory to 33 kv mv voltage level.
Each feeder was first assigned an average capacity of 2. Power substation design calculations a checklist of 18. Substation construction manual page 2 of 57 reference ni000401r122 ver 3 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 4. If the 10year load forecast for the affected substation s has have changed since the most recently submitted 10year load forecast, please complete the following tables. It is used to switch generators, equipment, and circuits or lines in and out of a system. High and medium voltage substation design, testing and. This bulletin covers rural transmission and distribution with airinsulated, outdoor substations 345 kv phasetophase and below. Covers the general design considerations, documents and drawings related to designing a substation. Additionally, mva power is used as a basis for estimating the amount of electrical power that an industry or residential area requires, which should match the mva power capacity at the substation. High voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. Thats a rather complicated question, but it starts with a 10 mva transformer or unit substation with the voltages to match your system. Some of the insulators employed in substations are. It enables integration of all protection, control, measurement and monitoring functions within a substation design guide for rural substations. Design and implementation aims to close the gap created by fast changing technologies impacting on a series of legacy principles related to how substation secondary systems are conceived and implemented.
This comprehensive overview brings these disciplines together to give you an. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. This book is part of the electrical engineering handbook series published by. What structural engineers should know about substation rigid bus design. Technical guide the mvlv transformer substations abb group. Our 2day substation design training course will cover the maintenance and testing requirements for common substations. Pdf electric power substations engineering, third edition erlet. Participants will cover the maintenance and testing requirements for common substation devices, including power transformers, oil, air and vacuum circuit breakers, switchgear. Creepage distance is the shortest distance between two conducting points along the surface of the insulating. Covers the layout considerations, bus configurations, and electrical clearances. Asce manuals and reports on engineering fundamentals of modern electrical substations.
How can decide the mva rating of power transformer for substation like 2202, 266, 6633kv etc or even higher kv rating of substation. With 80% of its chapters completely revised and two brandnew chapters on energy storage and smart grids, electric power substations engineering, third edition provides an extensive updated overview of substations, serving as a reference and guide for both industry and academia. Please also see enclosed room type substation layout as per nbc. Our substation design solution reduces the amount of time to complete design and minimizes errors that cause rework during construction. Ergon energy corporation limited abn 50 087 646 062. Distribution substations michigan technological university. Electricity is generated in a thermal power plant, hydroelectric power plant, and nuclear power plant, etc. Consider that you would like to choose a transformer to supply power to a factory which requires maximum of 270 kva of power at 400 v on the lv side and no expension is. Anyone know of a good book on substation design or power. The function of an earthing and bonding system is to provide an earthing system connection to which transformer neutrals or earthing impedances may be connected in order to pass the maximum fault current. Fundamentals of modern electrical substations part 3. Substation structure is a very popular solution in design of high voltage substations. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements.
The 21st century substation design power systems engineering. The use of electric power substations in generation, transmission, and distribution remains one of the most challenging and exciting areas of electric power engineering. Guidelines for substation and power distribution systems. What does it take to design a masterpiece of a substation. Mei maintains a core group of substation engineers and designers with varying backgrounds in the electric utility and consulting engineering industries. This 12hour live online substation training course give an overview of substations, primary breaking device, transformer, secondary switching devices, switchgear. Documents and studies that may be required for the construction of a new. The traditional 2d design approach for substations in india required numerous revisions before arriving at final plans. The new design, adopted by enel distribuzione in italy, is based on the following concepts, which are discussed in the paper. Anyone know of a good book on substation design or power systems in general. Loads unchanged from the most recently submitted 10year load forecast.
The solution should be standard, commercial, offtheshelf solution, to meet general standardization requirements customary in the field of. Learn the fundamentals of electrical, civil and structural design issues of. Substation design criteria page 6 of 8 major equipment 1 6934. Get an introduction to technical requirements, configuration philosophies, design practices, information sources and work processes.
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