With gis experience spanning 50 years across a wide range of industries and applications, ge is a leader in the. Gas insulated substation gis market 2018 segmentation and analysis by recent trends, development and growth to know more. Gas insulated substation mainly used for a power transmission system or a substation system, of which outgoing bus bar is shortened to reduce consumption of the outgoing bus bar sulfur hexafluoride. Best practices and considerations wednesday, january 31, 2018 featuring a waterfront substation site visit tuesday, january 30, 2018. Gas insulated substation sf6 gas gas insulated substations are high voltage substations that are compact, requiring little maintenance when compared to airinsulated conventional substations. 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. Gas insulated substation definitions and basics pdh. Due to the gas enclosed design, gis is the most suitable solution for indoor and underground substations. A gas insulated substationgis is a substation that uses a superior dielectric gas, sulfur hexafluoride sf6,high voltage.
The reliability of gas insulated substations is of at most importance as any small failure can elevate to a major problem in the grid it is connected to. This problem can be solved by using gas insulated switchgear technology. The reliability of gas insulated substations is of at most importance as any small failure can elevate to a major problem in the grid it is connected to resulting in blackouts in the power system. Gas insulated substation gis or gas insulated busduct gib. In gas insulated medium voltage switchgear, vacuum technology is used as interrupting purpose and sf 6 gas is used as. In this type of switchgear, all the necessary components of switchgear can be assembled in very limited space.
There are five major considerations in the differences between the two high voltage substations. The advisory area covers all aspects of design, construction, operation, maintenance and lifecycle management of the primary installations of gas insulated substations and gas insulated lines. A gas tight barrier insulator in switchgear serve for the separation of gas compartments and prevents neighbouring switchgear parts from being affected during maintenance. Ppt packaged substations powerpoint presentation free to. Presented paper refers to service continuity of gas insulated substations, a topic which is also dealt in annex f of iec international standard no. A free powerpoint ppt presentation displayed as a flash slide show on id. Gas insulated switchgear is used in industrial areas to fulfil highenergy demands by space saving design with a minimum of cost. 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. Controlling a substation by a fuzzy controller speeds up response time diminishes up the possibility of risks normally related to human operations. Artificial intelligence substation control seminar with. Work on further guides is postponed, due to a lack of resources. Think you know what a gas insulated substation gis is. Jan 26, 2018 gas insulated sub station grid ludhiana duration.
Gasinsulated electrical substation to strengthen power reliability in johannesburg. This electrical substation training course will cover the maintenance and testing requirements for common substation devices, including power transformers, oil, air and vacuum circuit breakers, switchgear, ground grid systems, batteries, chargers and insulating liquids. Free download complete engineering seminar gas insulated substation seminar report pdf. Lsis who has been a leader in electricity and automation. The metalenclosed gas insulated switchgear inherently follows the criteria for new substation design and offers a higher reliability and flexibility than other solutions. Gas insulated substation presented by ajooba alam 1rnee004 eee, 8th semester under the guidance of mr. Compressed gas insulated substations cgis consist basically a conductor supported on insulators inside an enclosure which is filled with sulfur. 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. Gis technology originated in japan, where there was a substantial need to develop technology to make substations as compact as possible. 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. Controlling a substation by a fuzzy controller speeds up response time diminishes up the possibility of risks normally related to. Special problems in gas insulated substations gis and their.
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. Combined with a significantly reduced footprint and sf6 gas insulation, toshiba gis can operate in unconventional indoor spaces while maintaining its. Latest seminar topics for electrical engineering 2020. Ppt sc b3 substations powerpoint presentation free to. Comprehensive reference covering all aspects of gas insulated substations including basic principles, technology, use application, design, specification, testing and ownership issues this book provides an overview on the particular development steps of gas insulated highvoltage switchgear, and is based on the information given with the editors tutorial.
Gas insulated substation authorstream presentation. Ppt on substation equipments authorstream presentation. Presented paper refers to service continuity of gasinsulated substations, a topic which is also dealt in annex f of iec international standard no. Use custom search function to get better results from our thousands of pages use for compulsory search eg.
Gasinsulated metalenclosed switchgear for rated voltages above 52 kv 092011 orequired leakage rate seminar on gas insulated substation 1. Gasinsulated substation article about gasinsulated. Sulphur hexaflouride sf6 gas the primary insulating medium. Ppt ppt for gas insulated substation market powerpoint. Gis is a kind of metal enclosed switchgear that means, all the equipments of the electrical switchgear are enclosed by gas tight metal enclosure and sf 6 gas is used as. Ppt sc b3 substations powerpoint presentation free. Is that the highvoltage current carrying parts are within a metal enclosure and are held in a concentric configuration by cast epoxy spacer. Jan 02, 2019 the substation, assembled by gas insulated switchgear, is popularly known as gas insulated metal enclosed substation gimes. This 4 pdh online course is suitable for engineers with a desire to understand the fundamentals of gas insulated substation gis technology. 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. Gas insulated substation market 2025 by types, application. Conceptual primary design drawings of 400kv gis and ais equipment, 2kv demolition drawings in stages. Abbs technology supports long distance power transmission across china. Gasinsulated switchgear to boost power reliability in the ningxia region of northwestern china while securing long distance transmission.
The speakers will discuss reliability and system planning implications for gas insulated substations. Free ceu, to be determined lecturers thomas schulz thomas graduated with a masters degree in electrical engineering from htwk in leipziggermany in 1996 specializing in power technology. Ge provides a full range of gasinsulated substations gis for utilities and industries worldwide. A gas insulated substation gis is a high voltage substation in which the major structures are contained in a sealed environment with sulfur hexafluoride gas as the insulating medium. Current transformer when current in a circuit is too high to directly apply to measuring instruments, a current transformer is used. Conceptual primary design drawings of 15533kv offshore windfarm substation. 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. 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. Gas insulated substations conference 2018 in washington dc. This article is an introduction to gasinsulated substations.
Universal magneto resistive current sensor the measurement of electric current strength is not always easy, especially when the measured signal requires further electronic conditioning. Gas insulated substations transmission distribution systems. A gas insulated substation gis is a substation that uses a superior dielectric gas, sulfur hexafluoride sf6,high voltage. The size of gas insulated substation is significantly small compared to conventional substation because a high electronegative property of sf6 gas b high dielectric property of sf6 gas c high insulation property of sf6 gas d all the above. Its a colorless, odorless, nontoxic, liquified gas. 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. Scribd is the worlds largest social reading and publishing site. Iec 62271203 highvoltage switchgear and controlgear part 203. Gas insulated substation definitions and basics course no. Sf6 gas superior dielectric properties used at moderate pressure for phase to phase and phase to ground insulation preferred for voltage ratings of 72.
Seminar on gas insulated substation linkedin slideshare. 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. Gas insulated switchgear is used in industrial areas to fulfil highenergy demands by space. Artificial intelligence substation control seminar. Gas insulated substation sf6 gas gas insulated substations are high voltage substations that are compact, requiring little maintenance when compared to air insulated conventional substations. Introduction to gas insulated substations switchgears gis. The portfolio includes gis solutions from 60 to 800 kv, along with secondary products to maximize switchgear and network operation. Gasinsulated substations gis offer many advantages over traditional expansion, and modification of existing airinsulated substation through the of airinsulated and gasinsulated switchgear, project management and. Ge designs, manufactures, installs and services a full range of stateoftheart gasinsulated substations gis for utilities and industries worldwide. Temporary substation, containerized equipment room, customized power packaged solution and turnkey projects. Gasinsulated substations gis have been used in power systems over the last three decades because of their high reliability, easy maintenance, small ground space requirement, etc. Ge provides a full range of gas insulated substations gis for utilities and industries worldwide. Gis highvoltage gas insulated switchgear substations.
Download full latest seminar topics for electrical engineering 2020 in doc, pdf or ppt format. Compressed gas insulated substations cgis consist basically a conductor supported on insulators inside an enclosure which is filled with sulfur hexafluoride. An introduction best practices and considerations monday, january 29, 2018 postconference workshop gis commissioning. Search cloud 33 11kv substation design pdf important. View and download powerpoint presentations on gas insulated transmission line ppt. Find powerpoint presentations and slides using the power of, find free presentations research about gas insulated transmission line ppt. Toshibas gas insulated substation gis is a compact and highly economical substation solution for electric utilities, commercial, and industrial applications in densely populated cities. Download artificial intelligence substation control ppt presentation slides and seminar report in pdf for free for cse students. Partial discharge training sf6 training substation training. Jun 09, 20 gas insulated substation ppt presentation author stream. 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. Tom antonucci for the benefit of ieee, particularly the student members, with an interest to power systems. Compressed gas insulated substations cgis consist basically a conductor supported on insulators inside an enclosure which is filled with sulfur hexafluoride gas sf6. Gis is now in widespread use in the electrical power industry, especially in metropolitan areas.
The live parts and supported on at resin insulators. Special problems in gas insulated substations gis and. It is also critical to note that the optimal substation arrangement may not be solely ais or gis. They will compare substation safety and security using ais vs. The new 500220 kilovolt kv gas insulated substation will dispatch 1. The differences between air insulated substation engineering and gas insulated substation engineering are vast. Our 12hour live online substation training course will cover the major elements that build electrical substations and switchyards. Some of the insulators are designed as barriers between neighboring modules such that the gas does not pass through them. Gimes technology is not very recent invention, it is successfully running for over thirty years.
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