Their main functions are to receive power transmitted at high voltage from the generating stations and reduce the voltage to a value suitable for distribution. Fig shows the single line diagram of 11KV/440V substation DP structure. The substations may be classified in according to service requirements and constructional features. Single Line Diagram P/E 2. • When the outgoing line is 2 rounds, bridge connection is generally used. (1) Transformer substations: Majority of the substations in the power system are in the type. 02 for SAIL 33 KV Transfer Bus 3 3 K V T C h a n p a t i a 3 3 C K V r Y o g a a t t i 3 3 i K V S S A I L N o. Figure below shows that two incoming and two outgoing lines are connected bus section 1 and other two incoming and two outgoing lines are connected bus section 2. The single line diagram (SLD) in Figure 1 shows the Khimti–Kathmandu 220/400 kV transmission line and illustrates how Barhabise, Laphsiphedi and Changunarayan grid (3) Underground substations: In thickly populated areas where the space is the major constraint, and cost of land is higher, under such situation the substations are laid underground. From Lapsiphedi, approximately 10 km double circuit 132 kV transmission line will then connect to Changunarayan 132 kV substation. Figure 2 – Three-phase power system represented by single line diagram Related Calculations. single line diagram of 220 kva, single line diagram of 220 kv substation pdf, ppt on single line diagram, a report on industrial visit on substation, Title: single line diagram of 220 kv gss kukas Page Link: single line diagram of 220 kv gss kukas - Posted By: Guest Created at: Friday 31st of August 2012 08:36:41 AM The transformer lowers the voltage to 25 kV which is supplied to a railway feeder station located beside the tracks. 33kv Substation Single Line Diagram Pdf. Show the positions of CTs, PTs, isolating switches, lightning arresters, circuit breakers. In such cases, substation contains high-voltage switches that allow lines to be connected or isolated for fault clearance or maintenance. The power from main bus was fed into a 20MVA transformer which Install a new Grid Transformer at Caergeiliog 132/33kV – 60 MVA. 02 132 KV PT 33 KV PT 20 MVA NGED Make Tr No. Potential transformers are connected in lines to supply measuring instruments and protective relays. 132/33 KV Substation Single Line Diagram/Layout. The measuring instruments are designed for low value of currents. Single Line Diagrams (SLDs) AESO 2015 Long-term Transmission Plan FILED NOVEMBER 2015. Earth switch: It is a switch normally kept open and connected between earth and conductor. 22-kV distribution line (a) (b) 22-kV distribution lines Main line Backup line distribution feeders, it makes much more economic sense to deploy 22-kV distribution lines that have about three times the capacity of 6-kV lines. Current transformers are connected in lines to supply measuring instruments and protective relays. Substation Engineering . Appendix B-3 Geographic Operating Diagram as of Year 2000 . Any two sections are connected by circuit breaker and isolators. Coupling capacitor: A coupling capacitor is used in substations where communication is done by AC power line. Voltage Regulation Calculation. Schematic drawings represent the elements of a system using symbols and generally straight lines. The locations of all six substations included in the program scope of work are shown in Figure 2 and a brief description of each follows. OYSTER CREEK NUCLEAR GENERATING STATION . • When the outgoing line is no more than 4 rounds, single bus connection is generally used. 34.5 kV Substation– One Line Diagram . Draw the single line diagram of a substation having the following equipments: ii) Outgoing lines: (a) One, 110kV (b)Four, 11kV, iii) Transformers: (a) Two,10MVA,110/11kV, D/Y (b) One, 2MVA,11kV/ 415V,Y/Y, iv) Bus-bars: 110kV-Duplicate bus-bar,11kV single bus-bar. OYSTER CREEK NUCLEAR GENERATING STATION . single line diagram of 220/132/33 kv gss khagaul ... 33 kv circuit breaker 20 kv c i ru t b ea power transformer curre nt ra sfo me isolator ab tm er op era ti n l m capacitor bank earth switch horn gap fuse wave trap surge arrestor c v t 132 kv circuit breaker abandoned bay acdb for control room aiims - 1 aiims - 2 neora sampatchak no. II. Total 7 nos. Single Line Diagram of Substations. Power transformers: Power transformers are used generation and transmission network for stepping-up the voltage at generating station and stepping-down the voltage for distribution. ... 500 kV Substation Future 138/144 kV HVDC Line Normally Open Line 69/72 kV 69/72 kV Double Circuit 138/144 kV ... SS-22 SS-21 SS-13 EAST CROSSFIELD 64S SS-11 SS-43 SS-33 SS-14 SS-23 SS-39 SS-37 SS-15 SS-32 SS-36 SS-24 SS-20 Pingla 132 KV Sub-Station: SINGLE LINE DIAGRAM: STANDARD OPERATING PROCEDURE: FAULT LEVEL. The measuring instruments are designed for low value of voltages. Single Line Diagram May 30, 2020 / 0 Comments / in News, Substation / by irvdn. Jump to Page . Control Building Layout 6. Article by Edvard Csanyi. The single line diagram contains the 11KV distribution line, lightning arrester, A B switches, drop out fuse, 11KV/440V transformer, LT CB, etc. The 11 kV line is connected to the transformer (11kV / 400 V) through gang isolator and fuses. The power from main bus was fed into a 20MVA transformer which Large consumers are supplied power at 11kV. In some cases dedicated single-phase AC power lines were built to substations with single phase AC transformers. Sorry, preview is currently unavailable. It offers very low impedance to high frequency carrier signal and allows them to enter the line matching unit and blocks the low frequency signal. Between the power generating station and consumers a number of transformations and switching stations are required. SINGLE LINE DIAGRAM(33KV/11KV SUBSTATION)this is the easy way to understand the working of substation. Vidyasagar Park 220 KV GIS: SINGLE LINE DIAGRAM: STANDARD OPERATING PROCEDURE: FAULT LEVEL. Any complex power system even though they are three phase circuits, can be represented by a single line diagram, showing various electrical components of power system and their interconnection. Lightning arresters (LA): Lightning arresters are the protective devices used for protection of equipment from lightning strokes. To browse Academia.edu and the wider internet faster and more securely, please take a few seconds to upgrade your browser. 5. 33kv Substation Single Line Diagram Pdf Average ratng: 4,0/5 3210 reviews • 20.3 Sub-station Single Line Diagram – bpdb.gov.bd 20.3 Sub-station Single Line Diagram. Single line diagrams are useful in planning a substation layout. Problem 5 Draw the single line diagram of a 33/11kV substation having the. Generating voltage of the order of 11kV needs to be stepped up to a primary transmission voltage level of the order of 220kV or 400kV. capacitor bank also installed at the substation. Substation Layout 4. Substation layout diagrams provide scale drawings of the location of each piece of equipment in a substation, in both plan and elevation. Kharagpur 400 KV Area Office: Kharagpur 400 KV Sub-Station: SINGLE LINE DIAGRAM: STANDARD OPERATING PROCEDURE Section 4 is the Load Flow Analysis of the substation. Appendix B-4 Breakdown of the Lengths of the Distribution Network in Lae . Kaligang, Agradweep, Juranpur, Matiary, Panighata, Bagunda and Debagram Feeders receive power from the substation. switch) consists of isolators connected in each phase of the 3-phase line. According to constructional features substations are classified into Indoor substations, Outdoor substations, Underground substations and Pole mounted substations. Show the positions of CTs, PTs, isolators, lightning arresters, circuit breakers. Figure 1: Single Line Diagram of Barhabise, Lapsiphedi and Changunarayan Substations . Power transformers: Power transformers are used generation and transmission network for stepping-up the voltage at generating station and stepping-down the voltage for distribution. All substation drawings will be done using AutoCAD 1.7 EXPECTED END PRODUCT AND DELIVERABLES The deliverables for this project are as follows: One-line diagram, physical plans and sections, lightning study, AC/DC Study, and Schematics/Wiring diagrams. schematic diagram of esrp 66/11kv substation 66kv a/b swtich 66kv s/ds inc.1 66kv cb's 23mva 66/11kv tx.1 66kv bus bar 66kv ct's 66kv a/b swtich 11kv bncts. 18. The writers of 110 Kv Substation Single Line Diagram have made all reasonable attempts to offer latest and precise information and facts for the readers of this publication. Transformer substations are further classified into Step-up substations, Primary grid substations, Secondary substations and Distribution substations. CBIP-Desgn of Earth Mat for HV SS. 01 100 KVA SST 20 MVA IMP Make Tr No. The gang operated switch (G.O. Single line diagram of the substation given below. They are located at the starting of the substation and also provided near the transformer terminals. Centralized substation protection and control has been attempted in the past based on the available technology. Some substations provide facilities for switching operations of transmission lines, others are converting stations. (a) Step-up substations: These substations are usually located at the generating stations. (c) Secondary substations: The voltage is further stepped down to 11kV. Between the power generating station and consumers a … No. TERMINAL AND ZONE SUBSTATION SINGLE LINE DIAGRAMS Terminal stations and Zone substations are drawn schematically. PDF File: 22 Kv Substation Single Line Diagram - 2KSSLDPDF-120 2/2 22 Kv Substation Single Line Diagram Read 22 Kv Substation Single Line Diagram PDF on our digital library. If the switch is closed it discharges the electric charge to ground, available on the uncharged line. For example a 11kV/110V PT is connected to a power line and the line voltage is 11kV then the secondary voltage will be 110V. Continuity of supply to the circuit can be maintained during maintenance of main bus-bar or fault occurring on it. 400/220/132 KV substation single line diagram (click to expand SLD) ... Electrical Cad Electrical Projects Electrical Engineering Single Line Diagram Autocad 2016 Single Line Drawing Circuit Diagram Data Sheets Control System. 110/10 kV substation with centralized protection, automation control system. 33kV Substation Costruction Manual. Do You Want To See More Details About "single line diagram of 22 kv substation"? To learn more, view our, Phytoremediation Using Aromatic Plants: A Sustainable Approach for Remediation of Heavy Metals Polluted Sites, S ST TU UD DY Y O OF F 2 22 20 0K KV V S SU UB BS ST TA AT TI IO ON N P PA AS SS SI IA AN NA A( (P PS ST TC CL L, " HEERAPURA 400 kV GRID SUB-STATION " Department of Electrical Engineering. Figure 1 – Typical single line diagram of a 11/0.4 kV outdoor substation (click to expand) The 3-phase, 3-wire 11 kV line is tapped and brought to the gang operating switch installed near the substation. 2 4. High Voltage Network ... • The typical voltage of the network is between 240 kV and 700 kV. 100 KVA 11/0.433 KV Station Transformer 33 KV line from Takarjala 33/11 KV S/S. Bahrabise 220/132/11 kV substation 5. Training Report 132/33 KV substation. Earth Mat Calculations. The drawback of this arrangement is if any repair work is to be done on bus-bar, complete system get interrupted. Low Voltage Distribution Board. According to service requirements it is classified in to transformer substations, switching substations and converting substations. SINGLE LINE DIAGRAM OF RAINA 132KV SUB-STATION 50MVA Tr I 132/33KV, Ynd1 kkv 50MVA Tr II, 132/33KV, Ynd1 kkv 6.3MVA, Tr-I, 33/11KV, Dyn11 3 Ph PT 6.3MVA Tr-II, 33/11KV, DynII 132KV TRANSFER BUS Madhabdihi hi Jamalpur Saktigarh Sadarghat Sherabazar Khandoghosh KPL 33KV MAIN BUS e ay H/L Iso 10MVAR CAP BANK y 100KVA SST I 100KVA SST II Arambag II Arambag I ar 1 Ph PT … Substations are important part of power system and form a link between generating stations, transmission systems and distribution systems. 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. Main Components of 11kV Substation. Section 1.1 is introduction of ETAP software. Eess-1 0520-01 re~ oa f • '!., vato single line diagram this drawing is a design tool. Its emphasis is on communicating the functions of the power equipment and the associated protection and control system. They are used to transform power from one voltage level to another voltage level. Circuit breaker (CB): Circuit breakers are used for opening or closing a circuit under normal as well as abnormal (faulty) conditions. Distribution Transformer - Dyn11 11/0.415kV 3. They are provided on each side of every circuit breaker. You are on page 1 of 3. Draw the Single Line Diagram of a generating substation having the following main equipments: i) Alternators: Five, 100MW, 11kV, 3F, Y connected, 50Hz, ii) Step-up transformers: Five, 100MVA, 11/220kV,D/Y,3F,50Hz, iii) Bus: 220kV-Double bus with a bus coupler, v) Station auxiliary transformers: Two, 5MVA, 11kV/400V,D/Y,3F,50 Hz. 9/22/2018 0 Comments The project work assigned to us was to 132/33 KV EHV substation - electrical design. 132-33 kV substation single line diagram. Single Line Diagram of the Entire Power System . GIS Substation Design and Execution HV and EHV GIS application and design considerations Jean-Louis Habert ... comparison, at 362 kV, of a support insulator on its frame, within an air-insulated substation ... Single-line diagram Section 3 is the simulation of single line diagram of 220 kV substation in ETAP based upon practical data. Isolator switches are operated only under no load condition. line with the Company’s Licence obligations. 5 0 50kva 11/.433kv aux.tx. 15, OCTOBER 2007 . Potential transformers (PT): The lines in substations operate at high voltages. Apart from that 2 nos. Abstract: This paper deals with the designing of a new single line diagram of 11kV/415V substation which will replace the existing substation to overcome the problems of existing system and ongoing expansion & future expansion in AVBRH campus. 3-100 KVA Pole . 33 KV Bus - bar 33 KV Bus isolator Electric power is produced at the power generating stations, which are generally located far away from the load centers. It is the general procedure to use single line diagrams for representing three-phase systems.When analysis is done using symmetrical components, different diagrams may be drawn that will represent the electric circuitry for positive, negative, and zero-sequence components. 34.5 kV Substation– One Line Diagram . Are you looking for single line diagram of 22 kv substation ? 110/10 kV substation with centralized protection, automation control system. Both incoming and outgoing lines are connected to the single bus-bar. Substations are the convenient place for installing synchronous condensers for the purpose of improving power factor and it provide facilities for making measurements to monitor the operation of the various parts of the power system. Isolators or Isolating switches: Isolators are employed in substations to isolate a part of the system for general maintenance. 132/33 kv 28/40 Mva 132KV T2 132/33 kv 28/40 Mva T1 132KV MAIN BUS TRANSFER BUS 200 m O/H Line… Academia.edu uses cookies to personalize content, tailor ads and improve the user experience. In such cases, substation contains high-voltage switches that allow lines to be connected or isolated for fault clearance or maintenance. Bus-bars are conductors made of copper or aluminum, with very low impedance and high current carrying capacity. From the 220 KV bus two 220 KV single circuit lines are drawn at 90% loading to supply power to 220KV substations ‘b’and ‘c’ working at a diversity factor of 1.35 to cater 112.5 MW each. Denny Rama Prahara. 2 isolators or disconnectors as incomers to give two source of supply to package substation and one vaccum circuit breaker(VCB) as a outgoing to transformer. 1.2 Selected REFCL zone substations The single line diagram of an 11 KV substation is shown in the figure below. The single line diagram makes the system easy and it provides the facilitates reading of the electrical supply and connection. Substations are provided with safety devices to disconnect equipment or circuit at the time of faults. The working of the electrical equipment used in the substation is explained below in details. Single Line Diagram 3. Single Line Diagrams Of Substations 6611 Kv And 1104 Kv Eep Corrective Measures For The Effective Load Management And Detailed Explanation Distribution Networks How Do You Figure 11 From Modeling Of 25 Kv Electric Railway System For Virtual Labs How To Design An Electrical Single Line Diagram Quora Tender Drawings Volume Iii Section Ii Single Line Diagram Of Substation Single Line Diagram … It is an assembly of electrical components such as bus-bars, switchgear apparatus, power transformers etc. The single line diagram of an 11 KV substation is shown in the figure below. Single Line Diagram Pdf; Single Line Diagram of 33/11 KV Jampaijala for Tender Purpose only. 3. grid for power evacuation, main single line diagram and substation layout up to 245 kV is discussed as follows: a) Step up voltage and high voltage switching arrangements b) Generating station arrangement c) Substation layout Design of substation at EHV/UHV level (420 kV and above) requires special considerations and is discussed in Chapter 10. Regarding elements in single-line diagrams, they were already explained in previous article, so if you didn’t read it, it’s advisable to do it first.. 66/11 kV outdoor substation Single line diagram. Different types of bus-bar arrangements are single bus bar arrangements, single bus-bar with sectionalisation, double bus-bar arrangements, sectionalised double bus-bar arrangement, double main and auxiliary bus-bar arrangement, breaker and a half scheme/1.5 Breaker scheme, and ring bus-bar scheme. (d) Distribution substations: These substations are located near the consumer localities to supply power at 400V, three phase or 230V, single phase to the consumers. Your email address will not be published. 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. High voltage transmission lines are used to transmit the electric power from the generating stations to the load centers. Section 2 is the details of the components. The simplest case is where all transmission lines have the same voltage. Such lines were built to supply the French TGV. For example a 100/1A CT is connected in a line carrying 100A, and then the secondary current of CT is 1A. Single line diagram of each grid station identify the input (incoming) and output (outgoing) of the grid, mean which is primary source and where we feed its output or consumers. At the same time we must keep in mind the need for existing substations to make effective use of 22-kV equipment 0 2 I n c o m e 3 3 K V S A I L N o. Current transformers (CT): The lines in substations carry currents in the order of thousands of amperes. Required fields are marked *, Powered by WordPress and HeatMap AdAptive Theme, Computer Aided Electrical drawing (CAED) Subject Code: 10EE65, COMPUTER AIDED ELECTRICAL DRAWING (CAED) 10EE65 part2, COMPUTER AIDED ELECTRICAL DRAWING (CAED) 10EE65 part1. SUBSTATION … FIGURE8.2-2. During fault or maintenance particular section can be de-energised. Show the positions of CTs, PTs, disconnecting switches, lightning arresters, circuit breakers. These are generally known as substations. 132/33 KV Substation Single Line Diagram/Layout. Fig: 1 Single Line Diagram Fig: 2 ... For 66/11 kV substation, following minimum electrical & safety clearances are required. It consists of two bus-bars ‘main’ and ‘spare’ of same capacity. 83. Single Line Diagram Any complex power system even though they are three phase circuits, can be represented by a single line diagram, showing various electrical components of power system and their interconnection. Academia.edu no longer supports Internet Explorer. SINGLE LINE DIAGRAM OF DEBOGRAM 132/33/11 KV SUBSTATION 6. grid for power evacuation, main single line diagram and substation layout up to 245 kV is discussed as follows: a) Step up voltage and high voltage switching arrangements b) Generating station arrangement c) Substation layout Design of substation at EHV/UHV level (420 kV and above) requires special considerations and is discussed in Chapter 10. Sangjani line have coming from Tarbela to Burhan GS to Sangjani GS. A) ,Horse power ( HP),Kilo-Volt-Ampere (kVA),Kilo-Watt (KW), there arises the need to unify all these load ratings by converting to kW and then sum everything up Where I=current in Ampere (A), V is Volts (consumed to be 240V) ii) Horse Power (H.P) to Kilo-Watt (KW):0.746*hp (7) Figure 2 . You can download the paper by clicking the button above. Single Line Diagram of 33/11 KV (1x3. substation decided it is necessary to draw a Single Line Diagram, also called Key Diagram. Appendix B-1 The H.V. 15, OCTOBER 2007 . Single bus-bar with sectionalisation: Single bus-bar is divided into sections. The creators will not be held accountable for any unintentional flaws or omissions that may be found. 5 0 50kva 11/.433kv aux.tx. Some of the standard symbols used to represent substation components are given in Table below. Single line diagram of this 11 KV package substation This Package substation has three parts placed each in a separate compartment in a single container. 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One Line Diagram. Enter the email address you signed up with and we'll email you a reset link. Main Components of 11kV Substation. ... 22:25 2020-06-02 09:58:52 Substation Drawing List. Some are used to change the frequency from higher to lower or vice versa for industry utilisations. The simplest case is where all transmission lines have the same voltage. 0 2 3 3 K V T r. N o. (4) Pole mounted substations: This is an outdoor substation with equipments installed overhead on a H pole or 4 pole structure. Figure 2: Locations of Project Substations 1. 66kv cb's 66kv cts. for future 400 kV connection). 2.4 KLO proposed single line diagram.....17 3 22 kV distribution feeder requirements .....19 3.1 Network hardening.....19 3.2 Capacitive balancing.....20 3.3 Compatible equipment .....21 3.4 HV customers .....22 4 Proposed Site Plan.....24 5 Referenced Documents .....26. Due to complete in 2023 SCOPE: Extend NGET substation at Wylfa with a new 132kV feeder bay. Low impedance = resistance value in Ohms that is the nominal phase-to-ground network voltage divided by 31.75. • When 110-220kV outgoing line is 4 rounds or more, double bus connection is generally used in hub substation.