These instructions for assembly are an integral part of the product and must be stored so that they are at any time readily accessible for and can be used by persons who are to work on the switchgear. Conceptual primary design drawings of 400kv gis and ais equipment, 2kv demolition drawings in stages. This book provides an overview on the particular development steps of gas insulated highvoltage switchgear, and is based on the information given with the. In fact, gis are multiequipment systems in which the insulating medium is mainly sf6 whose insulating properties permits to drastically reduce the dimensions of the substation in comparison to a traditional. Iec61850 adopted at station level iec61850 adopted at. Gas insulated substations gis respond to the expansion of the grid as well as the scarcity of available locations to build substations. Ge provides a full range of gis solutions from 60 to 800 kv for utilities and industries worldwide. Purpose and scope this document is a reference for the constructors of ergon energy substations and it covers all. Gis highvoltage gas insulated switchgear substations. Tom antonucci for the benefit of ieee, particularly the student members, with an interest to power systems. Due to the gas enclosed design, gis is the most suitable solution for indoor and underground substations. The differences between air insulated substation engineering and gas insulated substation engineering are vast. The basic insulation level bil required for a gas insulated substation gis is different from that of the conventional substation because of certain unique properties of the former. A gas insulated substation due to its modular construction and compact nature is a viable alternative to the conventional air insulated substation.
Electric distribution substation powerpoint templates w. The substation in bhinmal, jalore343029, rajasthan is one of the largest power grids in the state of rajasthan and the northwest area india. The metalenclosed gas insulated switchgear inherently follows the criteria for new substation design and offers a higher reliability and flexibility than other solutions. The input for a distribution substation is typically at least two transmission or subtransmission lines. Substation design volume ii physical layout instructor. The cable throughout type current transformer is preferably used for cable feeder unit, in order to construct the switchgear more compact and economical. Typical schemes of digital substation typical schemes of digital substation complied with iec61850 the digital substation uses innovative ethernet technology to realize information sharing at process bus and station level.
The clearance required for phase to phase and phase to ground for all equipment is much lower than that required in an air insulated substation. A study on gas insulated substation with reference to 22033kv. Figure1, 2 and 3 are reproduced from the documents prepared by sprecher. Gas insulated substation electrical substation scribd. In the fault situations the electric apparatus and systems become dangerous to humans. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. For details, see chapter 2, configuring additional interfaces, on page 101. Distribution voltages are typically medium voltage, between 2. Gas insulated substations electrical substation insulator. Due to the gas enclosed design, gis is the most suitable. Iec 62271203 highvoltage switchgear and controlgear part 203. This presentation includes definitions of the various physical areas making up a power station, an airinsulated substation, or a gasinsulated substation.
If the switchgear is sold to new owners, they must receive this document along with the. Ges f35 gis is a fieldproven solution with high availability that meets the challenges of networks up to 170 kv for power generation, transmission, distribution, tertiary and heavy industry applications. Restart your computer, and then open the file again. Gas insulated substation definitions and basics course no. Energy sector power transmission high voltage substations. The portfolio includes gis solutions from 60 to 800 kv, along with secondary products to maximize switchgear and network operation. Introduction to gas insulated substations switchgears gis. Best powerpoint templates download your favorites today.
Gas insulated substation ppt pdf presentation gas insulated substations gis is a compact,multicomponent assembly enclosed in a ground metallic housing in which the primary insulating medium is compressed sulphur hexafluoride sf6 gas. Gas insulated substations gis is a compact,multicomponent. Jan 31, 2008 conventional substations using atmospheric air as the main dielectric cannot satisfy these requirements, but totally enclosed substations using sulphur hexafluoride sf6 gas insulation that are also known as gas insulated substations gis. It consists different types of equipment like transformer, generator, power cable which helps in the power transmission. If you are looking for a ebook gas insulated substation design manual in pdf format, then you have come on to the loyal website. Gas insulated transformer use sf6 gas as the insulating and cooling medium instead of insulating oil. Gas insulated substations high system reliability highflexibilityofitssolutionsmodularityexpandability gas insulated substations high flexibility of its solutions modularity, expandability compact space saving solutions innovative solutions devices, switchgears low life cycle costs reliable and competent partners operator, manufacturer. Operation and maintenance of a gas insulated substation.
Gas insulated substation report electrical substation transformer. Gas insulated substation authorstream presentation. V, completely suitable for remote operation, and a manual emergency drive. Currently, digital substations can be classified into 3 modes. The station may consist of transformers, switches, circuit breakers and other auxilliary equipment. In a gis substation, the various equipment like circuit breakers, bus bars, isolators, load break switches. Gas insulated substations gis is a compact,multicomponent assembly enclosed in a ground metallic housing in which the primary insulating medium is compressed sulphur hexafluoride sf6 gas.
An introduction best practices and considerations monday, january 29, 2018 postconference workshop gis commissioning. They will compare substation safety and security using ais vs. Gas insulated substation market 2025 by types, application. Best practices and considerations wednesday, january 31, 2018 featuring a waterfront substation site visit tuesday, january 30, 2018. Electrical energy systems components and substations for electrical transmission and distribution systems b. Gasinsulated metalenclosed switchgear for rated voltages above 52 kv 092011 orequired leakage rate gas insulated substations gis for utilities and industries worldwide.
The generation, transmission and distribution are the main work of the substation. Stepping down the voltage from transmission to the distribution level at the substations located near the actual consumers not only yields economic advantages, but also ensures reliable power supply. Substation construction manual page 1 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 1. Gas insulated substation gis also called sf6 gas insulated metalclad switchgear is preferred for 12kv, 36kv, 72. An overview on gis gas insulated substation engineering. Gas insulated substation uses sulfur hexafluoride sf6 gas which has a. Gis technology originated in japan, where there was a substantial need to develop technology to make substations as compact as possible. The most important of any substation is the grounding earthing system of the instruments, transformers etc. Conventional air insulated outdoor substation or sf6 gas insulated substation gis composite substations having combination of.
Gas insulated substation report free download as pdf file. Gas insulated substation mainly used for a power transmission system or a substation system, of which outgoing busbar is shortened to reduce consumption of the outgoing busbar. In order to determine the particle trajectories in a gib, an inner diameter of 55 mm and outer enclosure diameter of 152 mm were considered. It is suitable for both indoor and outdoor applications. A typical gas insulated substation is shown in fig.
Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Presented paper refers to service continuity of gas insulated substations, a topic which is also dealt in annex f of iec international standard no. With gis experience spanning 50 years across a wide range of industries and applications, ge is a leader in the. Gas insulated substation free download as powerpoint presentation. Airinsulated substation article about airinsulated.
Is a document to establish current ct and voltage vt circuits interconnections. It requires minimum floor space and building volume. Gas insulated switchgear is used in industrial areas to fulfil highenergy demands by space saving design with a. The author in his paper has made comparison of gas insulated substation. There are five major considerations in the differences between the two high voltage substations.
Distribution substations michigan technological university. Configuration content was moved from tibco substation es operations and administration and added to this document as chapter 2. Gas insulated substations conference 2018 in washington dc. The increase in demand for electricity and the growing energy density in metropolitan cities have made it necessary to extend the existing high voltage network right up to the consumer. Substation substation a station in the power transmission system at which electric power is transformed to a conveniently used form. New sections on configuring additional emsrendezvous esb interfaces with ssl. Classification of substations the substation is the medium of transferring the power from generating unit to the consumer end. The clearance required for phase to phase and phase to ground for all equipment is. Provides 500 mva capacity in a spacesaving design using two lineups of gasinsulated switchgear in a 1. Preparing for the smart grid evolution the air insulated substation, with a capacity of 220 kilovolt kv, was deployed by abb in 2008. Earthing switch slowoperating earthing switch are used for protection purpose when work is being done in the substation, but are operated only when it is certain that the highvoltage system is not energized.
For power restoration in iraq, fasttrack design and field services for the 2 kv burzurgan substation, a fivebreaker ring bus design at a new generating plant. The speakers will discuss reliability and system planning implications for gas insulated substations. Current transformer when current in a circuit is too high to directly apply to measuring instruments, a current transformer is used. Their primary function is the same as earthing switches in air insulated substations and non faultinitiating earthing switches in gis installations. An assembly of apparatus installed to control transmission and distribution of electric power. Due to its enclosed construction, gas insulated substation is operable under. Tender document for construction of 233kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work tender no. Ppt on substation equipments authorstream presentation.
An introduction to gas insulated substations september 2829, 2017 denver, co page 2 overview faced with increasing demands for reliability, improved aesthetics and security, the adoption of gas insulated substations gis by north american utilities is rapidly increasing. An overview on gis gas insulated substation engineering ieee foothill society pes chapter and ieee pes student chapter, cal poly pomona are pleased to sponsor a talk on the topic, an overview of gis substation engineering, by mr. We present full edition of this ebook in txt, djvu, pdf, doc, epub formats. Read this document for information on the new features, deprecated features, and closed and known issues. Substation maintenance operation maintains, repairs, and replaces sf6 it equipment engineering developed the ems and sf6 gas evaluates sf6 gas equipmentassets management procedures. Tikhodeev encyclopedia of life support systems eolss into substation equipment systems. Marine pollution control developed work practices for the. Lsis has been a leader of development of industry and best partner to improve productivity for her customers by supplying reliable and stable energy lsis is producing gis, which is one of the major equipment used in the high voltage substation in densely cities.
Sulphur hexaflouride sf6 gas the primary insulating medium. Unesco eolss sample chapters electrical energy systems components and substations for electrical transmission and distribution systems b. Lsis who has been a leader in electricity and automation. Nonsecurity item tender document for construction of 233kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work tender no. Ge designs, manufactures, installs and services a full range of stateoftheart gasinsulated substations gis for utilities and industries worldwide.
Components and substations for electrical transmission and. Gas insulated substation electrical substation insulator. Gas insulated shunt reactor features suitable for installation excellent history of reliability and safety fine radial core circular yoke and circular tank low loss easy maintenance manufacturing range voltage. The portfolio includes gis solutions from 60 to 800 kv, along with hybrid, mobile and digital gis solutions, gasinsulated lines and other secondary products to maximize switchgear and network. Gas insulated substations provides a comprehensive coverage of a wide range of topics which include. Introduction to substations annotated instructors guide module overview this module introduces trainees to the function of substations at all levels of the power grid, with an introduction to typical substation components included. Preparing for the smart grid evolution the airinsulated substation, with a capacity of 220 kilovolt kv, was deployed by abb in 2008. Gas insulated substations gis can be used for longer times without any periodical. This presentation includes definitions of the various physical areas making up a power station, an air insulated substation, or a gas insulated substation. Conceptual primary design drawings of 15533kv offshore windfarm substation. This document is a reference for the designers of ergon energy substations and it covers all aspects of substation design for both greenfield and brownfield substation projects to meet the performance expected by ergon energy. Gas insulated substation gis or gas insulated busduct gib. Sf6 equipment maintenance, repair, and replacement and.
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