Restart your computer, and then open the file again. The solution should be standard, commercial, offtheshelf solution, to meet general standardization requirements customary in the field of. The siemens gasinsulated switchgear gis is an extremely. Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. Westinghouse electric corporation, electrical transmission and distribution reference book. Input data of studied sample symbol descriptionvalue name of substation pasargad steel location iran voltage level 40034. Distribution voltages are typically medium voltage, between 2.
Other substations in the area influence the design of a new substation. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. The ergon energy design philosophy is to provide substations. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power generating stations. Guide for the design, construction and operation of electric power substations for community acceptance and environmental compatibility this draft is for public comments only. Download it once and read it on your kindle device, pc, phones or tablets. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce. Design guide for rural substations usda rural development. With gis the footprint of substations can be reduced.
Substation design references ansi c37 series protection and control equipment ansi c57 series transformers. Expected lifetime of gis stateoftheart o n 145 kv 1968 145 kv expected life time of gis number of installed bays s evoluti acc to cigre study the image cannot be displayed. Prashant future gis trends network and substation planning. The 21st century substation design power systems engineering. Covers the design of bus support structures and connectors. White paper modern subterranean substations in gis technology 2017. 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. Your computer may not have enough memory to open the image, or the image may have been corrupted. Overhead busbar design for 22066 kv gis substation prakruti shah1 and hetal desai2 1,2assistant professor, electrical engg department, navrachana university abstract the paper is assigned to design a 22066 kv hv gis substation.
Covers the design of the ground grid for safety and proper operation. Gasinsulated switchgear up to 245 kv, 50 ka, 4000 a type 8dn9. Covers the layout considerations, bus configurations, and electrical clearances. 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. Gis units are under various stages of installation. Substation configuration reliability 1 reliability of substation configurations daniel nack, iowa state university, 2005 introduction while one of the strongest points in a power system is the electric substation, it still contains what could be described as weak points or points of failure that would lead to loss of load. The 345 kv voltage level is treated as 362 kv and is nolonger advocated by standards.
Ultrahighvoltage switchgear to power china abb group. Moreover, application of intelligent components reflects the functional integration. The development focus for ais was on circuit breaker cb technology that would increase reliability and reduce maintenance. Substation structure design guide asce manuals and reports. Drawing title 25251400 singer substation arrangement plan 25251401 singer substation sections 1 and 2 25251402 singer substation section 3 gis enclosure 25251500 singer substation grading plan 25251501 singer substation foundation plan 25251502 singer substation. Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr. A substation is a part of an electrical generation, transmission, and distribution system. Via inplace elevation of substation structures and equipment pdf. Introduction and governing standard this presentation covers the technical requirements and design aspects of a gasinsulated substation gis as per governing standards of gis substations. Operation of a gis substation involves the same principles as operati ng an air insulated substation ais even though the different active elements are physically. Digital substation and iec61850 tomorrow iec 6185081 670 series reb500 650 series sam600 ncit ncit sam600 iec 6185081 iec 6185092 digital substation 1 all signals digital, station and process 2 analog, status and commands 3 acquire once, distribute on a bus ncit nonconventional instrument transformers.
Meralco required a highly reliable gis 115 kv substation from a european contractor abbs response 115 kv gis elk04 including. Abbs largest ever 2 kv gis installation in the uk substations new compact gas insulated switchgear gis built within the existing footprint of a timeserved outdoor air insulated switchgear ais substation. May 15, 2018 electrical substation now days the electrical power demand is increasing very rapidly. This bulletin provides a basic design guide and a reference tool. Covers bare conductors, rigid and strain bus design. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements. Distribution substations michigan technological university.
In 1965 abb delivered the worlds first substation with gasinsulated switchgear gis. Scribd is the worlds largest social reading and publishing site. Rated isolation levels are fundamental parameters for the gis design and have a direct influence on the case diameter and, with. 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. The substation design manual is not intended to replace asset management standards, but rather. Covers the general design considerations, documents and drawings related to designing a substation. 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. Our team has a thorough knowledge of substation design, as well as wealth of. We offer high quality individual components or a whole package incorporating all key equipment required for a complete, integrated substation solution at competitive prices. Guide for the design, construction and operation of electric. Iem power systems is a premier supplier of electrical equipment and substation packages. High speed earthing switches are unique to gis design as they are not normally used. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36.
Appendix c table of contents substation drawings singer substation drawing no. Insitu insulation test of 400 kv gis article pdf available in ieee transactions on dielectrics and electrical insulation 155. Each circuit is protected by its own circuit breaker and hence plant outage does not necessarily result in loss of supply. The only valid technical instructions are those which are supplied directly from the manufacturer with the delivery of the product. Due to the areas high profile, the new substation and its source and distribution lines were to be virtually invisible. Distribution substations may also be the points of voltage regulation. Depending upon the availability of resources these stations are constructed. Technical specification construction of 3311 kv primary sub. Modern substation design 21 operation, but also realizes the collection and processing of gis status information. Gasinsulated switchgear from siemens will support you with a largely maintenancefree, stable, and tested design for maximum availability even under extreme environmental conditions.
The first step in planning a substation layout is the preparation of a one line. Gis elk3 c, 420 kv high performance in a compact design english pdf. Mediumvoltage shielded power cable 2 kv up to 35 kv. The need in march 20, abb put the final finishing touches to a major. The gis ss will have the nominal voltage of 220 kv. For economy of construction the collector system operates around 35 kv, and the collector substation steps up voltage to a transmission voltage for the grid. These power generating stations may be hydroelectric, thermal or atomic. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. Operation and maintenance of a gas insulated substation.
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