220 kv substation pdf file

Proposed 220 kv gas insulated switchgear gis substation, 2 no. South saigon 220kv substation and associated 220llokv tl connections ipage 3. Circuit connections have also been diversified between the two switchyards so that a major failure in either one. The addition of new 220 kv substation lalian in ntdc system is a part of ntdcs overall power development program and is proposed to strengthen the transmission system. Summer training report on 220 kv substation essay 8579 words. The incoming voltage level for this substation is 220kv. The first step towards the design of a 4002202 kv substation is to determine the load that the substation has to cater and develop it accordingly. I also thank the staff of 220kv grid transmission substation, naubastakanpur who took out there. A substation is an electrical system with highvoltage capacity and can be used to control the apparatus, generators, electrical circuits, etc. Section 4 is the load flow analysis of the substation. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area.

Iv general technical specification for 220kv sf6 gas insulated metal enclosed switchgear on photo. The substation of 220kv66kv 11kv has fifteen outgoing feeders, namely. Electrical clearance in substation electrical notes. They must only be opened or closed when current is zero. Distances between equipment 220 kv outdoor substation layout. 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 grid.

In the 220kv gss the income 220kv supply is stepped down to 2kv with the help of transformers which is furthers supplied to different substation according to the load. The highvoltage 400 kv and 275 kv electricity substations in the united kingdom are listed in the following tables. In india generating voltage is 11 kv mostly, but 6. In the right corner of the image, we can see a sld of 11kv to 400 v step down. The sf6 gas insulated metal enclosed switchgear shall be totally safe against inadvertent touch of any of its live constituent parts. Modern substations, both new installations as well as the increasing number of secondary retrofit or extensions installations will see both sensor and conventional instrument transformer technologies sidebyside. In those design where bus bar is continuous, provision is to be made available for isolation of. Aug 26, 2011 in the 220kv gss the income 220kv supply is stepped down to 2kv with the help of transformers which is furthers supplied to different substation according to the load. A 50 hz electrical substation in melbourne, australia. This 220 kv substation is located in maharashtra state electricity transmission. Detail specification of 50 and 100 mva, 22066 kv power transformers general technical requirements 1.

The metalenclosed gas insulated switchgear, including the operating devices, accessories and auxiliary equipment forming integral part thereof, shall be designed, manufactured, assembled and tested in accordance with the iec 62271203iec62271200 publications including their parts and supplements as amended or revised to date. The most important of any substation is the grounding earthing system of the instruments, transformers etc. Aug 22, 2016 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 grid. We have now completed the new 220 kv switchgear facility at our otahuhu substation which is physically and geographically separate from the existing switchyard. Besides changing the voltage, the job of the distribution substation is to isolate. They may be isolators with single ear thing blades or two earthling blades on either side of it. Report on industrial summer training on 220 kv substation. In the power flow calculation, 220kv load substations are set to be. Industrial training report on 400220kv substation of. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. The system parameters for 765kv, 400kv, 220kv, 2kv and 33kv are given.

The study of 220kv power substation equipment details. Pgcil, new delhi 400220 kv gis substation with central. Begad junior engineer, 220kv gss, bhinmal submitted by. Svc for voltage support of a 220 kv grid feeding mining. The proposal is to continue this circuit to the proposed 220 kv substation site as the second supply which will complete a secure and reliable feeding. Save this book to read 220 kv substation construction manual pdf ebook at our online library. Section 3 is the simulation of single line diagram of 220 kv substation in etap based upon practical data. Substation electrical substation transformer free 30. Nominal system voltage kv highest system voltage kv phase and earth mm between phases mm safety clearance mm ground clearance mm 11 12. Dublin north fringe 220 kv reinforcement project site.

Otahuhu substation diversity project commerce commission. Also the hard copies as per specification shall be submitted. The first 400 kv substations in scotland were commissioned in 1972 associated with the line from hunterston, ayrshire to neilston, renfrewshire. Familiarization of 400 kv, 220 kv, 2 kv substation equipment electrical engineering. Highvoltage substations in the united kingdom wikipedia. Basic of 400kv substation design scribd basic of 400kv substation design. South saigon 220kv substation and associated 220 llokv tl connections ipage 3. Industrial summer training on 220 kv substation ppt. Transmission and distribution volume 03 system planning capital projects table of contents continued section page witness iv 12 saugus c 22066 kv substation. D12ee68 has succesfully completed his report on visit at kherva 66 kv substation. The grid 220 kv substation, passiana is situated 78 km from bus stand of patiala to. Single line diagrams of 220kv66kv11kv transmissiondg.

The svc also controls the two mscs, each rated at 220 kv, 25 mvar and located at the juna downs substation. The substation is responsible for catering bulk power to various load centres. This substation is constructed using steel lattice structures to support strain bus wires and apparatus. Grid station at lalsuhanara with 3x250mva, 2202kv transformers along with allied equipment and accessories. Get 220 kv substation construction manual pdf file for free from our online library. It is all about the components used in an indian 220kv grid transmission substation. There are many other equipments are also installed in220.

The input for a distribution substation is typically at least two transmission or subtransmission lines. Analysis and measurement of electric field exposure inside 500220 kv air insulated substation article pdf available in journal of electrical engineering 122. The second 220 kv cable circuit is already part installed and is currently being operated as a 110 kv cable, providing one leg of a looped supply to dardistown 110 kv substation dublin airport. Autocad format and manuals in pdf format, for offered item shall be submitted. There are two power transformers and the capacity of the auto. The power from gis was fed into two 100 mva transformer which stepped the voltage down to 66 kv. The gis substation at magarwada is basically a connector between two grids of 400 kv and 220 kv through inter connecting transformersict. Single line diagrams of 220kv66kv11kv transmissiondg 01.

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. Pdf assessment of electric field distribution inside 500220 kv. This is showing three of the five 220 kv 66 kv transformers, as well as highvoltage transformer fire barriers, each with a capacity of 150 mva. In those design where bus bar is continuous, provision is to be made available for isolation of individual bay without disturbing adjacent bay. Grid station at lalsuhanara with 3x250mva, 2202kv transformers along with allied ppt. The maximum loadability of 220kv city grid refers to the max level of electrical load that.

Isolators are file with earthing blades as an integral part of it. Ii transfer bus with twin moose ii 220 kv cbs, isolators, cts, pts, cvts, wave traps, las, pis for 220 kv feeder bays 02 nos. The study of 220kv power substation equipment details eep. The first 400 kv line was the 150 mile section between west burton power station in nottinghamshire and sundon substation in bedfordshire, the line had a capacity of 1,800 mva per circuit.

Entry points include power stations, major wind farms and interconnectors from other countries and regions. It considered incoming power at 220 kv and the power was transferred to main bus through isolator circuit breaker combination in gas insulated substation. Abstract the paper is assigned to design a 22066 kv hv gis substation. The substations are mainly used to convert ac alternating current to dc direct current. The scope of work includes, a new 2202 kv substation lalian with 3 x 250 mva 2202 kv transformer, ii two 220 kv dc transmission lines on. In dg 01a, we used i bus bar 220 kv double bus bar, 66 kv double bus bar, 11 kv bus, ii incoming 2 x incoming 220 kv, 5 x outgoing 66 kv, 1 x outgoing 11kv. Pdf analysis and measurement of electric field exposure.

Distribution voltages are typically medium voltage, between 2. Two double circuit 1 10i v transmission iine with total length of 970mn. Distribution substations michigan technological university. Generally, the relation between voltage level and the power to be transmitted is as follows. Epc of high voltage 4002202 kv substations, transmission. Design analysis of 2202 kv substation using etap irjet. Pdf familiarization of 400 kv, 220 kv, 2 kv substation. A report on summer training undertaken at 2202 kv substation at bhinmal jalore under the guidance of er.

Svc for voltage support of a 220 kv grid feeding mining loads. This is showing three of the five 220 kv66 kv transformers, as well as highvoltage transformer fire barriers, each with a capacity of 150 mva. Some types of substations are tiny in size with an inbuilt transformer as well as related switches. Distances between equipment radug electrical op 6 jun 11 07. Apr, 2017 industrial summer training on 220 kv substation ppt 1. Pdf transient analysis of 220kv distribution substation. Voltage highest voltage lighting impulse level kvp switching impulse level kvp minimum clearance safety clearancemt ground clearancemt phaseearth phasephase 11kv 12kv 70 0. There are many other equipments are also installed in220 kv yards. New giza electrical substation 2202222 kv construction. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. The same applies for handling signaling commands and posi. This oneline sketch of a 3phase system shows a simple con.

Download as pdf, 400200 kv substation 400200 kv substation design scribd 400200 kv substation design free download as pdf file graph of sp. Abstract the report gives an overview of 220kv power substation. For 220 kv class enclosure it shall be single or phase wise separate metallic type. The 220110352010 kv substation ss plat is situated at the southern access to the town of dubrovnik, above the adriatic main road, near the village of plat, approximately 800 m north of the present 220 and 110 kv switchyard of the dubrovnik hydro power plant.

This paper deals with the transient analysis of 220kv distribution substation which consists of five outgoing feeders of 2kv and one of 33kv. The substations provide entry points to, and exit points from, the national grid gb or northern ireland electricity network. The isolators used at 220 kv gss,bharatpur have single earthing blades either side of it. The requirement of land for construction of substation.