All rus borrowers rus electric staff effective date. 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. Earthing system is made of a mesh of buried bare copper cable, with additional earth rods, and shall be calculated, being recommended to use ieee std. The substation is fed 16 mw power from 3 generating stations a,b,c through 400 kv single circuit lines working at around 87% loading the power is received on 400 kv busbar double main and transfer bus scheme. Apr, 2017 report on industrial summer training on 220 kv substation 1. It is possible to reduce this space but only by sacrificing emf containment the substations are designed for rated voltage 11 kv and 1500 kva transformers. They step down the ehv to hv as per the requirement of the customers. The main function of the substation is to collect the energy transmitted at high. Introduction sub stations are important link between generating stations and distribution networks. Any changes that may arise will be reflected in the next edition.
Distribution substation guideline of 1122 kv substation26 01 2009 free download as pdf file. This report includes preliminary specifications for the. 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. The only option available in the present distribution network is the ppt. Power evacuation, main single line diagram, grid interconnection. Distribution voltages are typically medium voltage, between 2. Hence great care has to be taken to select the layout and. Scope this document defines the common functional requirements for the substation automation systems sas applied to electranets 275 kv, 2 kv and 66 kv transmission network assets.
Report on industrial summer training on 220 kv substation 1. Appendix c table of contents substation drawings singer substation drawing no. Short circuit and current capacity of equipment, bus and other equipment compliance with projects scope and requirements number of feeders and load circuits. Medium voltage products technical guide the mvlv transformer. Pdf maintenance and operation of an electrical substation. At a sub station, the level of secondary transmission voltage 2kv, 66 or 33 kv reduced to 11kv. Stability of the system, reliability of power depends on the type of layout chosen and components used in the sub stations. The 22kv distribution is primarily directed at urban and other densely populated areas, and our efforts are focused on reducing overall costs by making the equipment more. Existing and proposed single line diagram for 3311 kv. Some designs achieve minimum emf emission by installing the low voltage cables and switchboard in a trench down the middle of the room. This report includes preliminary specifications for the supply of submarine 34. Protected data subject to disclosure restrictions see protected rights notice on cover page.
The ergon energy design philosophy is to provide substations. 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. This document outlines the primary design standard for transgrid substations. Maintenance and operation of an electrical substation of. New giza electrical substation 2202222 kv construction. For preparation of dslp layout of substation, many design methods are used from among all, we are using fixed angle method for dslp design. Development of 22 kv distribution systems and switchgear 160 conductor for connecting to the cable head at the bottom of the molded case, a current transformer for metering that is built into the epoxy. Transmission, sub transmission and distribution substation 4.
Replacement of transformers and rebuild 23 kv yard. Numbers of breakers, disconnect switches, transformers, auxiliaries, protective devices, lines and other equipment. A 220 kv new generation smart substation status monitoring information flow chart. Area reliability assessment new england power oct20 sandy pond substation remove distribution load from tertiary windings of transformer and. How to apply for electricity connection this handbook is published by sp group march 2020 procedures and requirements highlighted in this handbook are correct at the time of printing. The double arrow in the graph designates the flow of information in the upper and lower directions, where.
The 22kv distribution is primarily directed at urban and other densely populated. Mar 16, 2019 220kv switch yard and equipment installed in a 220kv receiving substation duration. Conceptual primary design drawings of 400kv gis ppt. Development of 22kv distribution systems and switchgear. Development of 22 kv distribution systems and switchgear 160 conductor for connecting to the cable head at the bottom of the molded case, a current transformer for metering that is built into the epoxy molded insulated housing, a condenser for voltage detection, and three for three phases fourposition vacuum switches. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. The only option available in the present distribution network is the circuit breaker one each for every main 11 kv feeder at the 33 kv substation. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Let us first consider the 22 kv supply side equipment that is currently available1. Substation layout substation layout single line diagram check. The standard instruction for construction of 3311 kv substation is given in rec standards which specifies the layout along with the switchgear. The problem with substation upgrades on existing general arrangement designs is the cost involved to upgrade the 66 kv substations to 2 kv. Interconnection and switchyard layout up to 245 kv.
No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36. Hv substation project brief history et bihl d i 1987 f th il ti f l hv mv d established in 1987 for the realization of complex hv, mv and lv projects. During substation upgrades continuity of supply to. I need a design program for 20kv overhead transmission lines. No description of technical parameter unit data 1 nominal system voltage kv.
Scope this document defines the common functional requirements for the substation automation systems sas applied to electranets 275 kv, 2 kv and 66 kv. Distribution substation guideline of 1122 kv substation26. Substation layout equipments of ehv substations at voltage levels of 2 kv, 220 kv, 400 kv and 765 kv. Jan 20, 2018 hello friends today you watch here 11 kv 440 volt substation how to install 11kv 440 volt transformer transformer for agriculture motor h pole substation material list. Guidelines for substation and power distribution systems. Development of 22kv distribution systems and switchgear on photo. Add a new 330 kv line circuit at the existing neerabup terminal 330 kv switchyard add a new 2 kv line circuit at the existing three springs substation 233 kv upgrade 2 kv line protection. A substation is a part of an electrical generation, transmission, and distribution system. The space requirements for 22 kv padmount transformers need to be checked and it depends on manufacturer. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india.
Substation design volume ii physical layout instructor. Technical specification construction of 3311 kv primary sub. The primary function of a 400220 kv substation would be to provide a conversion of different voltage levels so that power systems can be connected together to form a power system. The senior design team will design both parts of the project including the solar layout, substation layout. Industrial summer training report on uttar pradesh power corporation limited 2202 kv substation barahuwa gorakhpur submitted in partial fulfillment of the requirements for the award of degree of bachelor of technology in electrical engineering ee submitted by ashutosh srivastava 75120016 submitted to. Substation equipment an overview sciencedirect topics. Distance from ground level of oltc manual crank axis. Scholar, electrical and electronics engineering department, aisect university bhopal. Drawing title 25251400 singer substation arrangement plan 25251401 singer substation sections 1. Technical guide the mvlv transformer substations abb group. Aug 1, 2011 a construction of new 3311 kv primary substation. An electrical substation is a combination of a number of major electrical equipments like power transformers, circuit breakers, instruments transformers, bus bars, lightning arresters, control panels, interconnecting cables, capacitor banks, battery set, and other related equipments designed as per the requirements, size, capacity and class of the substation.
Report on industrial summer training on 220 kv substation. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Connection diagram between the distributors substation at the user site and the users passive system cei 016. Substation design guidelines eep electrical engineering portal.
Design of earthing grounding system in a substation grid. Diagonal layout single column disconnectors as busbar disconnector are arranged diagonally with reference to the basbars busbar arrange below buabars are mounted on the disconnectors or above. Figure 7 existing substation with single bus hv 22 kv. Appendix d substation and cable route design report. A mini project report on operation and maintenance of 2202kv substation submitted in. With your download, get the 23 best papers relevant to this one, including 17 top related papers. The detailed requirements for specific substation automation system functions are detailed within the documents 109fr22. The double arrow in the graph designates the flow of information in the upper and lower directions, where the number on the left of designates that the downstream information flows of the label, and the number on the right of designates that the upstream information flows of the. The main function of the substation is to collect the energy transmitted at high voltage from the generating station and then reduce the voltage to an appropriate value for local distribution and gives facilities for switching. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseno subw\copy of svc subst profile 2. The senior design team will design both parts of the project including the solar layout, substation layout, and associated deliverables. High voltage substation air insulated substation mafiadoc.
Distribution substation guideline of 1122 kv substation. Electric substations with equipment used to convert highvoltage, extrahighvoltage ehv, or ultrahighvoltage uhv transmission lines to the intermediate voltage subtransmission lines or to switch subtransmission circuits operating at voltages in the range of 34. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. The input for a distribution substation is typically at least two transmission or subtransmission lines.325 1475 1100 1440 1249 1031 47 32 132 488 507 1304 1433 820 998 61 83 160 26 1682 740 559 841 878 527 1410 635 664