Sep 27, 2015 as in the case of 2202kv substation, the single line diagram sld shall show. Single line diagram of 320 mva, 220 2 kv grid substation mir bazar. Nov 30, 2011 these single line diagram of 415v db 2202kv substation are an important part that needs to be taken care of in every small and large project. Aug 25, 2018 single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Single line diagram of 220 233 kv gss madhepura authorized signatory bus coupler bay 1 purnea 1 bay 2 purnea 2 bay 3 atr 1 bay 4 future bay 5 bus transfer bay 6 atr 2 bay 7 2202kv, 100 mva auto transformer atr2 2202kv, 100 mva auto transformer atr1 future bay 1 atr 1 20 kv bay 2 tr 233kv ay 3 bus transfer bay 4 tr. Sep 27, 2015 as in the case of 220 2kv substation, the single line diagram sld shall show. The indoor 11 kv switch boards have quite often single bus bar arrangement. The substation switchyard configuration is provided in attached single line diagrams. Single line diagram 33kv11kv substation in hindi youtube.
Regarding elements in singleline diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first. Rebuild the existing wylfa to caergeiliog single circuit 2kv overhead line with double circuit tower line 16km. Rohit kapahi, load flow analysis of 2 kv substation using etap software international journal of scientific engineering research, vol. Single line diagram of 415v db 2202kv substation in new. Jul 25, 2018 electrical bus system and electrical substation layout july 25, 2018 february 24, 2012 by electrical4u there are many different electrical bus system schemes available but selection of a particular scheme depends upon the system voltage, position of substation in electrical power system, flexibility needed in system and cost to be expensed. The input for a distribution substation is typically at least two transmission or subtransmission lines. 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. Pdf maintenance and operation of an electrical substation. 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. Depending on the load being served, it is possible that initial construction may be limited to one distribution circuit. Power plant 220 kv portion 2 x 165 mw and used in many station where.
To increase the reliability of the system the 220 kv busbar is also fed from 2 other substations. 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. Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3. Distribution voltages are typically medium voltage, between 2. Oct 23, 2019 single line diagram of 220kv2kv is made and discussed thank you for watching job notification playlist s. Experience with project execution scheduling for electromechanical engineering activities. Familiarization of 400 kv, 220 kv, 2 kv substation equipment. Existing and proposed single line diagram for 3311 kv. An ebook reader can be a software application for use on a computer such as microsofts free reader application. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. 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. Single line diagram 220kv switchyard free download as pdf file. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located.
Section 3 is the simulation of single line diagram of 220 kv substation in etap based upon practical data. 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. Distribution substations michigan technological university. Introduction uttar pradesh power corporation limited uppcl is the company responsible for electricity transmission and distribution within the indian state of uttar pradesh. Step 1, choosing the voltage level and point of the distribution. It is usually of the threepole, singlethrow, groupoperated type. Single line diagram of 3311 kv jampaijala for tender. The primary switch must be able to break the transformer excitation current.
Power evacuation, main single line diagram, grid interconnection. Distances between equipment 220 kv outdoor substation layout. Single line diagram of 415v db 2202kv substation in. Still, this scheme is best for an optimum economy of the system, and it is the best excellent choice for 220 kv system. Produce greenfield and brownfield designs up to 40 percent faster with bentley substation. Medium voltage products technical guide the mvlv transformer substations passive users 1 2 1. In the right corner of the image, we can see a sld of 11kv to 400 v step down. The protection arrangements for the different voltage system for sas of gsss should be as envisaged. A 50 hz electrical substation in melbourne, australia. Speed project collaboration and coordination with the only software that lets you unite electrical and physical design. In addition to showing the ratings and size of electrical equipment and circuit conductors, a properly drawn one line diagram will also show an electrically correct distribution of power with respect to current flow from the power source to the downstream loads or. For 220 kv class enclosure shall be single or phase wise separate metallic type. A mini project single line diagram, line diagram, single line. Single line diagram of 220kv2kv is made and discussed thank you for watching job notification playlist s.
Regarding elements in single line diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first 6611 kv outdoor substation single line diagram. The transformer may have differential relaying that trips all of the feeder breakers in the event of. Single bus substation this is the one line of a single bus substation fed by a single radial subtransaission line. Single line diagram 220kv switchyard nature scribd. Single line diagram s k goyal electrical substation.
Table of content introduction single line diagram 220 kv substation panel section yard section battery room components of substation conclusion references 3. A mini project report on operation and maintenance of 220 2kv substation submitted in partial fulfillment for the award of the degree of bachelor of technology in electrical and electronics engineering submitted by v. Single line diagrams of 220kv66kv11kv transmissiondg 01. The single line diagram is circuit diagram where oneline is shown to represent three phases of a three phase power system.
Transmission connection and subtransmission capacity pdf. These single line diagram of 415v db 2202kv substation are an important part that needs to be taken care of in every small and large project. This oneline sketch of a 3phase system shows a simple con. Components and materials substations transformer may be classified according to. Extend nget substation at wylfa with a new 2kv feeder bay. Epc of high voltage 4002202 kv substations, transmission. Hello, i need information about how to calculate the minimum distances between current transformers, voltage transformers, surge arresters, power transformers and circuit breakers in outdoor 220 kv substations. Single line diagrams of substations 6611 kv and 110. Avoid rework, reduce errors, and enhance collaboration with linked and crossreferenced 3d layouts and electrical drawings. The 400 kv is then stepped down to 220 kv and it is sent to agia, boko and sarusajai as the outgoing line of the substation. Substation standard z732 zone substation operating single.
The single line diagram is circuit diagram where one line is shown to represent three phases of a three phase power system. Each feeder must has its own overcurrent protection. Distances between equipment radug electrical op 6 jun 11 07. Components of single line diagram switchyard power flow diagram emergency in power plant. The substation of 220kv66kv 11kv has fifteen outgoing feeders, namely. Figure 1 shows the singleline diagram of a typical 6611 kv substation. Substation single line diagram sld a single line diagram sld of an electrical system is the line diagram of the concerned electrical system which includes all the required electrical equipment connection sequence wise from the point of entrance of power up to the end of the scope of the mentioned work. Report on industrial summer training on 220 kv substation. A substation is an assembly of apparatus, which transform the characteristics of electrical energy from one form to another say from one voltage level to another level. A single circuit line from station e working at 68% loading supplies 85 mw while a double circuit line from station d working at 70% loading supplies 175 mw power to the busbar. Single line diagrams are useful in planning a substation layout. 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. The substations are equipped with iec61850 compliant numerical protection relays.
Between the generating station and consumer, electric power may flow through several substations at different voltage levels. Electrical single line diagram part two electrical knowhow. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Substation an electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed high to low or reverse using transformer. Industrial summer training on 220 kv substation ppt. Three 220 kv double circuit lines working at 80% loading feeds substations d, e. In single line representation of substation the electrical components such as power transformers, incoming and outgoing lines, busbars, switching and protecting equipments, are represented by standard symbols and their interconnections between them are shown by lines. 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. A mini project operation and maintenance of a 2202 kv substation eep.
The 2 kv and 33 kv outgoing lines are under construction. Figure 1 shows the single line diagram of a typical 6611 kv substation. Medium voltage products technical guide the mvlv transformer. Pdf the high level electric field intensity produced by high voltage. 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. The main function of the substation is to collect the energy. Pdf assessment of electric field distribution inside 500220 kv. This is because the diagram shows multiconductor cables with a single line. Install a new grid transformer at caergeiliog 233kv 60 mva. Electrical bus system and electrical substation layout.
As in the case of 2202kv substation, the single line diagram sld shall show. A mini project operation and maintenance of a 2202 kv. Electrical design of 233kv substation line diagram. A architectural wiring diagram the architectural wiring diagram can be referred to as a oneline diagram. Maintenance and operation of an electrical substation of. Pdf power flow analysis of 230110 kv substation using etap. Scribd is the worlds largest social reading and publishing site. Singleline diagrams estimates including soft and hard costs system restrictions. The substation component of the project will be based on the arcadia single line diagram see 5. Lets explain the main parts of it and how it actually works. 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. A mini project report on operation and maintenance of 220 2kv power substation on.
Ctr 200 11 a single line diagram of 3311 kv jampaijala for tender purpose only. Single line diagrams of 220kv66kv11kv transmissiondg. Regarding elements in singleline diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first 6611 kv outdoor substation single line diagram. Single line diagram of 3311 kv jampaijala for tender purpose. One of the most important wiring diagrams is what we called architectural wiring diagram. There are many other equipments are also installed in220 kv yards. Electrical single line diagrampart one electrical knowhow. Single line diagram of simulated 500220kv ais substation, cairo 500 substation. This substation is constructed using steel lattice structures to support strain bus wires and apparatus. From the 220 kv bus two 220 kv single circuit lines are drawn at 90% loading to supply power to 220kv substations band c working at a diversity factor of 1.
Single line diagram33kv11kv substation this is the easy way to understand the working of substation. The subtransmission circuit enters the substation through a primary disconnect switch used principally to. The power from main bus was fed into a 20mva transformer which. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. A substation is a part of an electrical generation, transmission, and distribution system.280 1073 759 447 818 1329 899 858 312 443 263 143 1384 745 710 957 1154 771 970 781 129 598 797 49 1065 1359 537 312 1012 1019 1501 1044 1036 99 1299 766 310 851 434 594 76