Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Secondary winding is connected to 33kv tubular bus bars. Distribution voltages are typically medium voltage, between 2. The contractor shall be responsible for the complete design and engineering.
The manual is applicable for all substation projects regardless. You can contact us 24 hours a day, 7 days a week, 365 day a year. Electrical bus system and electrical substation layout july 25, 2018 february 24, 2012 by electrical4u there are many different electrical bus system schemes available but selection of a. Hz air insulated metal clad indoor vcb type switchgear unit having scadasas. Gas insulated substation gis vs conventional outdoor substation ais by engr. Electrical design of 233kv substation line diagram. Riaz ahsan baig year of publication 2004 0 abstract the author in his paper has made comparison of. The neutral earthing resistors on the 11kv and 33kv limit fault levels so secondary substations will not be classed as hot. To step down the 33kv primary voltage to 11kv suitable for distribution purpose.
Circuit breakers and isolators are connected on each side of transformer. The electrical substation does not have a single circuit but is composed of numerous outgoing and incoming circuits which are connected to a busbar i. Design and construction specifications of the substation 4 2. What is a electrical substation definition, layout, and. The substation equipments such as conductors, transformers, etc.
Boq for construction of 1x5 mva 3311 kv substation at. Sf insulated ring main unit, safering 36 and sf6 36 kv. Sub03026 general specification for the civil engineering and building design and construction of 2kv grid substations sub03029 substation lvac installation wiring specification for new and. The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Distribution substations michigan technological university. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. The project work assigned to us was to design a 233 kv ehv substation.
A design layout of 233 kv, 200 mw substation the substation is connected with three substations or load viz. Supply in the package materials have been classified as under i. Vuspec page 3 ieee 12402000 r2012, ieee guide for the evaluation of the reliability of hvdc converter stations ieee. Compact secondary substations small industries wind power plants hotels. Substation design volume ii physical layout instructor. The fence is connected to a separate grounding conductor. Substation design services extra high voltage ehv air insulated outdoor switch yard substation design and drawings is our main product for more than last fifteen 15 years. An electrical substation is a combination of a number of major electrical equipments like power transformers, circuit breakers, instruments transformers, bus bars. Western power distribution is the electricity distribution network operator for the midlands, south wales and the south west. Uppcl, dohna, uttar pradesh, india220233kv substation english pdf reference case study wbseb, bishnupur, west bengal, india 220233 kv substation english pdf reference case study abb solutions for ebuses highlights worlwide english pdf. Nonsecurity item tender document for construction of 233kv substation on turnkey basis for supply, transportation, erection.
Technical guide the mvlv transformer substations abb group. Key diagram 11kv400v i the 3phase, 3wire 11 kv line is tapped and brought to the gang operating switch installed near the substation. The following layout designs of indoor distribution substation are typical only and should not be used as construction drawings as they are presented as an example. The substation, of which the equipments are installed indoor for voltages upto 11kv because of economic consideration, is called as indoor substation. Design study for 3311 kv substation, distribution and protection in. A unit scheme providing outdoor switching of the generator and transformer bank as a. Technical specification construction of 3311 kv primary substations. Saferingsafeplus 36 sf 6 insulated csg rmu safeplus 6 is designed for customised application of switchgear in. Some designs achieve minimum emf emission by installing the low voltage cables and switchboard in a trench down the middle of the room. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power. Design parameters and standard layout of a 3311 kv substation. The power from main bus was fed into a 20mva transformer which.
Electrical substation now days the electrical power demand is increasing very rapidly. Guidelines for substation and power distribution systems. Single line diagram of 3311 kv jampaijala for tender. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area.
The substation would be a combination of switching, controlling, and voltage. Agrawal 1,2,3be student123, department of electrical engineering 4proffessor4. Technical specification construction of 3311 kv primary. Substation work, equipments data, operational manual, etc for the owners. Highvoltage substations, the node points of todays complex power transmission infrastructure, play a key role in meeting this demand safely and reliably. This is made possible by the use of indoor gas insulated switchgear gis substation designs or by using such configurations as the transformerfeeder substation layout.
Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3, dr. The input for a distribution substation is typically at least two. We considered incoming power at 2 kv and the power was transferred to main bus through isolatorcircuit breakerisolator combination. Electrical power substation engineering and layout. Whenever light surges occur then, a highvoltage pass through these electrical components causing. Single line diagram 233 kv 2 x 63mva transformer substation. A substation is a part of an electrical generation, transmission, and distribution system. Connection diagram between the distributors substation at the user site and the users passive system cei. Electrical bus system and electrical substation layout. Owners supply materials osm 3311 kv power transformers, station 330. Single line diagram 33kv11kv substation in hindi youtube. Equipment designed solely for installation within a building or other. We considered incoming power at 2 kv and the power was transferred to main bus through isolatorcircuit breakerisolator.
Power evacuation, main single line diagram, grid interconnection. Western power distribution substation construction. Electrical substation components list diagram, working. Key diagram 11kv400v indoor substation iiteeeestudents. Sep 26, 2016 the following layout designs of indoor distribution substation are typical only and should not be used as construction drawings as they are presented as an stay safe and healthy. Substation design services 4002202kv gis substation. Single line diagram of 3311 kv jampaijala for tender purpose only. Single line diagram33kv11kv substation this is the easy way to understand the working of substation. Existing and proposed single line diagram for 3311 kv.
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