Distribution substations michigan technological university. Outgoing feeder for feeding the other subsequent substations or switchgear. Single line diagram of 3311 kv jampaijala for tender. Projects product 11kv433v mobileskid mounted substation sheet 5 of 46 with zero adjusting devices for external operation. Design study for 3311 kv substation, distribution and protection in. Understanding substation single line diagrams and iec 61850.
To step down the 33kv primary voltage to 11kv suitable for distribution purpose. Existing and proposed single line diagram for 3311 kv. Single bus substation this is the one line of a single bus substation fed by a single radial subtransaission line. What is a electrical substation definition, layout, and. The design of the entire substation was made keeping in mind the most basic requirements of a proper substation including the civil and domestic requirements. The paper particularly focuses on the quadrature booster design characteristics, the network single line diagram and the layout adopted, and the control and operational strategy considerations to effectively. Technical specification construction of 3311 kv primary sub. The transformer may have differential relaying that trips all of the feeder breakers in the event of. To overcome the under voltage at the 11kv, 33kv feeder buses and 2 kv buses capacitor bank of suitable ratings are added. Hello all acade gurus, i am a college student and i have been given a project to design a substation single line diagram and plan layout on autocad with predefined specifications busbar schemes, lines, etc i am new to autocad and i have few questions about it. Single line diagram of 2x5 mva 3311 kv goh ss proposed goh gss 2x20mva 19 km dog terminal gantry 33 kv line 33 kv pt 33 kv bus bar 33 kv bus isolator 33 kv v. Depending on the load being served, it is possible that initial construction may be limited to one distribution circuit.
The single line diagram of the substation is simulated in etap based upon actual data, and it is seen that at the 11kv, 33kv feeder buses and 2 kv buses there is under voltage. Dec, 2018 single line diagram of an electrical substation. B substation standards typical power circuit breaker wiring diagram sh 1 of 3 69. Substation standard z732 zone substation operating single. Owners supply materials osm 3311 kv power transformers, station 330. Pdf classification of substation singleline diagrams. General arrangement of foundations and cable trench for 233kv. Electrical design of 233kv substation line diagram. The subtransmission circuit enters the substation through a primary disconnect switch used principally to. Single line diagram of 3311 kv jampaijala for tender purpose only. Single line diagram of 220233 kv gss khagaul authorized signatory legend 2kv main bus 33kv main bus 2kv transfer bus 33kv transfer bus 3 3 k v n e o r a 3 3 k v k h a g a u lu 1 3 3 k v k h a u lu 2 a b a n d o n e d b a y a i i m s k1 a i m s2 3 3 k k h a g a u l 3 v h a4 3 3 k v b u s c o p l e r 3 3 k v d a n a p ri 1 3 3 k.
Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Single line diagram33kv11kv substation this is the easy way to understand the working of substation. Compact substation 2 the substation is a compact enclosure consisting of mv switchgear, a transformer and an lv switchboard located in three separate compartments which are segregated from each other by means of partitions in order to ensure personnel safety. Quadrature booster at 33kv distribution network through the flexible plug and play project. 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. Technical specification construction of 3311 kv primary. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Jun 20, 2018 single line diagram33kv11kv substation this is the easy way to understand the working of substation.
Eds 080150 london 33kv distribution network design and. Single line diagram 33kv substation in new town, kolkata. Single line diagram of 2x5 mva 3311 kv goh ss proposed. Single line diagram of 3311 kv jampaijala for tender purpose. Single line diagram 233 kv 2 x 63mva transformer substation. Pdf design of 233kv substation aman pandey academia. The primary switch must be able to break the transformer excitation current.
Other requirements of the substation electrical system 56 10. The earthing switch is usually connected between the line conductor and earth and is mounted on the frame of isolator. Figure 1 protection engineer setting abbs relays in power substation photo. Existing and proposed single line diagram for 3311 kv aska s. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. The single line diagram of the substation is shown in the figure below. B substation standards typical power circuit breaker wiring diagram sh 2 of 3 70. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in. The substation would be a combination of switching, controlling, and voltage stepdown equipment. Electrical design of 233kv substation line diagram, single line. Each feeder must has its own overcurrent protection.
Single line diagram of 11kv substation autocad cadcam. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Its emphasis is on communicating the functions of the power equipment and the associated protection and control system. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Medium voltage products technical guide the mvlv transformer. Basic distribution substation figure 1 is a one line diagram for a simple distribution substation. A substation is part of a system and not an entity to itself. The single line diagram sld is the most basic of the set of diagrams that are used to document the electrical functionality of the substation. In the first instance 2 33kv substation assets in the vicinity of the 33kv network in london shall be utilised to provide the required 33kv connections. A substation standards control cable color code identification 68. Single line diagram of 11kv substation i want the attached picture to be made perfectly on autocad or related software so that, i can print the electrical single line diagram out.
Single line diagrams of 220kv66kv11kv transmissiondg 01. Construction of 233kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work as per list of requirement section vi on turnkey basis as per list of requirements section vi of this tender document rs. A study guide of mvlv distribution substation includes. Understanding substation single line diagrams and iec. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations. Single line diagram 33kv11kv substation in hindi youtube.
Nov 30, 2011 these single line diagram 33kv substation are an important part that needs to be taken care of in every small and large project. The single line diagram of the 33kv substation is depicted in the figure below. Normally, a power system is designed so that the effects of an outage caused by the failure of a single component such as a transformer, transmission line, or distribution line will result in minimal interruption of service and affect the fewest customers possible. Distribution voltages are typically medium voltage, between 2. The reliability represents equipment reliance, that is, if the equipment fails frequently then its reliability is low.
The need for future increases in capacity is to be catered for by upgrading existing substations. Autocad, cadcam, solidworks, engineering, electrical engineering. Technical specification construction of 3311 kv primary substations. The contractor shall finalize the layout arrangements in case of new substations in line with. The input for a distribution substation is typically at least two transmission or subtransmission lines. Pdf single line diagram of substations pankaj choudhary. Single line diagram 33kv substation helps you to understand the layout of your space and gives you a clear image of the placement of various items. They are in turn divided into urban or rural substations, consisting of a single small power transformer. The substation component of the project will be based on the arcadia single line diagram see 5. The power from main bus was fed into a 20mva transformer which. Nonsecurity item tender document for construction of 2 33kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work tender no.