Distribution substation guideline of 1122 kv substation26 01 2009 free download as pdf file. Substation equipment an overview sciencedirect topics. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 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 transmission network assets. A mini project report on operation and maintenance of 2202kv substation submitted in. 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. The double arrow in the graph designates the flow of information in the upper and lower directions, where. 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. The problem with substation upgrades on existing general arrangement designs is the cost involved to upgrade the 66 kv substations to 2 kv. No description of technical parameter unit data 1 nominal system voltage kv. Distance from ground level of oltc manual crank axis. Development of 22kv distribution systems and switchgear on photo.
All rus borrowers rus electric staff effective date. 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. 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 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. Guidelines for substation and power distribution systems. Design of earthing grounding system in a substation grid. Let us first consider the 22 kv supply side equipment that is currently available1. Medium voltage products technical guide the mvlv transformer. Distribution substation guideline of 1122 kv substation26. The ergon energy design philosophy is to provide substations. The senior design team will design both parts of the project including the solar layout, substation layout, and associated deliverables.
Introduction sub stations are important link between generating stations and distribution networks. 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 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. 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. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. 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. Transmission, sub transmission and distribution substation 4. Distribution voltages are typically medium voltage, between 2. At a sub station, the level of secondary transmission voltage 2kv, 66 or 33 kv reduced to 11kv. This report includes preliminary specifications for the supply of submarine 34. Distribution substation guideline of 1122 kv substation.
Pdf maintenance and operation of an electrical substation. The input for a distribution substation is typically at least two transmission or subtransmission lines. Generating station substations transform generation voltage usually 15 kv through 23 kv up to transmission network voltage usually 69 kv through 500 kv transmission switching. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. 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. The senior design team will design both parts of the project including the solar layout, substation layout. The 22kv distribution is primarily directed at urban and other densely populated.
Connection diagram between the distributors substation at the user site and the users passive system cei 016. 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. 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 systems at pinjar terminal pjr, regan rgn, cataby ctb, emu downs windfarm emd, eneabba enb, three. The only option available in the present distribution network is the ppt.
Apr, 2017 report on industrial summer training on 220 kv substation 1. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Technical guide the mvlv transformer substations abb group. Aug 1, 2011 a construction of new 3311 kv primary substation. 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. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36. Interconnection and switchyard layout up to 245 kv. 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. 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. 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. Appendix d substation and cable route design report.
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. Short circuit and current capacity of equipment, bus and other equipment compliance with projects scope and requirements number of feeders and load circuits. With your download, get the 23 best papers relevant to this one, including 17 top related papers. Maintenance and operation of an electrical substation of. The detailed requirements for specific substation automation system functions are detailed within the documents 109fr22. Technical specification construction of 3311 kv primary sub. Report on industrial summer training on 220 kv substation 1. 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. Protected data subject to disclosure restrictions see protected rights notice on cover page. Mar 16, 2019 220kv switch yard and equipment installed in a 220kv receiving substation duration. 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. During substation upgrades continuity of supply to. The space requirements for 22 kv padmount transformers need to be checked and it depends on manufacturer.
Hence great care has to be taken to select the layout and. A substation is a part of an electrical generation, transmission, and distribution system. In this method we have assumed value of shielding angle as well as protection angle 45o. The standard instruction for construction of 3311 kv substation is given in rec standards which specifies the layout along with the switchgear. Design parameters and standard layout of a 3311 kv substation. For preparation of dslp layout of substation, many design methods are used from among all, we are using fixed angle method for dslp design. 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. Drawing title 25251400 singer substation arrangement plan 25251401 singer substation sections 1. Power evacuation, main single line diagram, grid interconnection. 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 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. This document outlines the primary design standard for transgrid substations. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Any changes that may arise will be reflected in the next edition. 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. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. New giza electrical substation 2202222 kv construction.
Substation design volume ii physical layout instructor. Substation design guidelines eep electrical engineering portal. Scholar, electrical and electronics engineering department, aisect university bhopal. Numbers of breakers, disconnect switches, transformers, auxiliaries, protective devices, lines and other equipment. I need a design program for 20kv overhead transmission lines.
Scope this document defines the common functional requirements for the substation automation systems sas applied to electranets 275 kv, 2 kv and 66 kv. Report on industrial summer training on 220 kv substation. Conceptual primary design drawings of 400kv gis ppt. Appendix c table of contents substation drawings singer substation drawing no. High voltage substation air insulated substation mafiadoc.
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 the busbar disconnector busbar can be of wire or tube reduced land usage application especially for 220 kv and 380 kv land usage. Replacement of transformers and rebuild 23 kv yard. A 220 kv new generation smart substation status monitoring information flow chart. This report includes preliminary specifications for the. Substation layout substation layout single line diagram check. Stability of the system, reliability of power depends on the type of layout chosen and components used in the sub stations. They step down the ehv to hv as per the requirement of the customers. Figure 7 existing substation with single bus hv 22 kv. Substation layout equipments of ehv substations at voltage levels of 2 kv, 220 kv, 400 kv and 765 kv. 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.