The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv. The power from main bus was fed into a 20mva transformer which. About 2kv vaishali substation 2kv vaishali substation is one important substation of upptcl. A mini project report on operation and maintenance of 2202kv substation submitted in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering submitted by v.
Nonsecurity item tender document for construction of 2 33kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work tender no 1435 2 33 kv vol. Pdf reliability is an analytical tool used to measure the ability of a power system. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. Observing the total load demand, the input to the substation must be greater than the requirement. In switchyard we are using hand gloves to open or close isolator and give a earth switch in 66 kv, 2 kv and 220 kv but the rating of gloves is maximum 40 kv then why we using that gloves. Design of 233kv substation sudipta sen, arindam chatterjee. Scribd is the worlds largest social reading and publishing site. The balance 8 bays in 220kv system commissioned during 197983. The 2kv is the rating of the stepdown transformer, which has a 2kv primary voltage. Ayede 3302kv substation feeds six different 233kv substations, such as jericho, ijebu ode, ibadan north, sagamu, ayede and iseyin. Uttar pradesh power corporation ltd, dohna 220 2 33 kv substation. In this work, the data of outages are collected for high voltage substation equipments of 2 33 kv nirjuli substation a remote location of arunachal pradesh and the reliability of the overall. Free from master plans layouts or future development.
Electrical substation how it works is explained in this video, a highly detailed advanced 3d model is used here to explain the complete process. A striking comparison between land area requirements for a conventional open terminal 2 kv double switchyard arrangement. Also the hard copies as per specification shall be submitted. Generally, these transformers are employed in transmission type substations where the voltage has to be steppeddown to additional distribution. Design,supply,manufacturing,erection, te 2 11 kv substation with sas at i. Training report on 400220 2 kv switchyard in india design and engineering. Presentation on summer training from upptcl 2 33 kv substation minto park, allahabad submitted by. This course is based on terms used in ieee and iec regulations. The scope also covers provision of additional bays without equipments over. Because of compactness of equipment, a very small area of land and civil work is required resulting in substantial savings and makes gis compatible with ais at. Electrical clearance in substation electrical notes.
Sc electrical engineering 4th year apcoms affiliated with uet taxila islamabad electric supply company limited iesco 2. Electrical accident by 2 kv high tention wire youtube. General arrangement a designer perspective, but fine tuned at site. Circuit breaker shall be provided with antipumping and trip free features and shall be remote controlled from control room with provision for local and manual. Gis there are two terms presented in iec gas insulated switchgear and ieee gas insulated substations. Several crucial terms are for better understanding of the presented material. An electrical substation is a part of an electricity.
This switchyard is heart of the orissa grid for which state load dispatch center sldc was. Design,supply,manufacturing,erection, te sting and. Upto 33 kv level the cts must be dead tank type and from 2 kv onwards the cts shall be of either live tank or dead tank type. According to the author gis are much more reliable, compact and maintenance free. In case of breakdown of electrical system, manual operation is. The operating principle is manual plus one of the following. The fill for embankment ranges up to 27 feet in depth and the cut for excavation ranges up to 24 feet in depth. Pdf reliability evaluation of a 233 kv hv substation. Substation layout electrical substation electricity. To seabank a2 b2 c2 yn c2 avon primary school g a n t ry d r a in drain works 2 7 junior mixed and infants ta nk et l 7. Pdf the reliability study requires voluminous data base for. Placement of switchyard control room placement fire fighting pump house. Technical specification for design, supply, installation. Of 2 kv switchgear components of 2 kv switchyard isolators current transformer potential transformer surge arrestor transformer insulators busbars relay and control panel 2 kv isolators isolators are designed to open a circuit under no load.
This chapter describes the principal substation layouts, the effects of advancements in substation equipment, modular design, compact substations, and the moves towards design and construction turnkey contract work. Summer training presentation on 2 33 kv substation minto park, allahabad 1. Isolators can not be operated when circuit is energized. Gis substation design and execution hv and ehv gis. The work designated to the students was to design a 2kv33kv ehv sub station. Pdf maintenance and operation of an electrical substation of 220. Gas insulated substation gis vs conventional outdoor substation ais. Pdf reliability evaluation of ayede 3302kv substation. A mini project report on operation and maintenance of 220 2kv substation submitted in partial fulfillment for the award of the degree of. The project work assigned to us was to 233 kv ehv substation electrical design. The project work assigned to us was to design a 2 33 kv ehv substation. The first step towards the design of a 400220 2 kv substation is to determine the load that the substation has to cater and develop it accordingly.