0 SCOPE : 1. It contains key equipment like transformers, circuit breakers, and isolators. 1- Single bus arrangement gas insulated switchgear layout: FOR 400 kV, 220 kV & 132 kV LIGHTNING ARRESTORS (SURGE ARRESTOR) 1. Sep 11, 2020 · About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Mar 1, 2024 · Substation and Switching Arrangement Layout; Switchyard Structures; Busbar Design; Substation – Control Systems 132 kV: 50 ms: 25/31. 5 days ago · General Guidelines for 765/400/220/132 KV Sub-Station & Switchyard of Thermal/Hydro Power Projects Nov 7, 2022 · The 11kV switchgear arrangement is made up of several interconnected functional units, as shown attached layout drawing of each substation. The Computer-Aided Design ("CAD") files and all associated content posted to this website are created, uploaded, managed and owned by third-party users. A 132 kV substation equipment pdf is a technical document that provides detailed information about the components and equipment used in a 132 kV substation. 1 This specification covers the design, Engineering manufacture, stage Nov 6, 2018 · 132/33/11 kV Kawasoti substation. 132KV substation has the following major equipment. 02 132 KV PT 33 KV PT 20 MVA NGED Make Tr No. It includes 17 items with reference numbers, descriptions, types, drawing numbers, and quantities. Density 6. for protection of transformers of 5mva and above capacity breakers are to be used. No. C-11 kv line. terminating of cables. Such an arrangement of two incoming lines is called a Oct 21, 2020 · Switchyard Design Facts. 33/11 KV SUBSTATION There are three main part of substation- A-33 kv line. They are usually mounted on reinforced concrete pad 9. 722 96 Table 4 shows the Demand and Losses summary report which tells us about the total demand of the system and also about the losses that occurs in a system. Consultants of Substation Design Services - Design of 132 KV Outdoor Switch Yard Substations, 33kV Switchyard Design and Drawings, 400 kV Outdoor Switch Yard Substations Design and 330kV Switchyard Design and Drawings offered by Satcon(Prop Satyaki Mukherjee), North 24 Parganas, West Bengal. According to different considerations, there are different types of transmission towers as shown in figure 2. Each CAD and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or real-world item, product, or good it may purport to portray. Some of the main equipment listed include: - 6 single pole circuit breakers - 2 sets of 3 parallel disconnecting switches with earthing switches - 4 sets of 3 serial disconnecting switches - 6 current transformers - 1 inductive 36 kV = 6 x 4. 5 Earthing Grid Design Steps IV. Satcon is a Kolkata based Engineering Consultant for Substation, Transmission Line and Industrial Power System Design. Rated frequency 50Hz 50Hz 50Hz 50Hz 50Hz 4. 132/11 kV Switchyard Expansion Design. As far as HV equipment is concerned an air-insulated substation costs less than an equivalent in GIS, but, as GIS allows a much wider choice of site, the distance to the load centre, site preparation costs and reduced maintenance costs may balance the difference. 27 ACSR Zebrais of higher sizes, same be 245 kV = 54 x 3. Fig. 703 93 Bus 2 Under Voltage 33 kV 30. The nominal system voltage is 115 kV. This document provides an overview of the key components of a 132kV substation, including: circuit breakers, protective relays, lightning arresters, bus bars, switches, the control room, transformers, power line carrier communication (PLCC), and remote terminal units (RTU). Electrical Layout Drawings Layout drawings showing the actual positions of all equipment are prepared after deciding on the busbar arrangement. An Index Classification number shall be assigned to each document as per Transgrid standard STD-140100. TR-3) on substation layout may be referred Could u please explain me how to do the earth mat design for 220/132/33 kV Outdoor GSS which have 5 steps (135m, 138m, 141m, 144m, 147m). This Paper presents designing of 132/33/11 kV substation using Auto-CAD and sizing of the equipment. Key aspects of the design include: 1) Incoming power is received at 132kV and stepped down to 33kV via a 20MVA transformer for distribution. This technical article continues with the switchyard design series by studying the case of the 220/33 kV 200 MW wind farm switchyard in which the design steps are put into practice. 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. of phase 3 3 3 3 3 5. GTP-Guaranteed Technical Particulars v. It connects to surrounding areas through underground cost effective 132 kV substation on a space constrained site ABB’s response 8 bays 132 kV SF6 GIS ELK-04 51 panels 11 kV ZV2 (SF6) 4 transformers 40 MVA 132/11 kV Auxiliary equipment Substation Automation Customer’s benefits Optimized arrangement in a small building in the center of the city Environmentally friendly, low noise Aug 8, 2013 · 132 kv - Download as a PDF or view online for free. Oct 3, 2023 · Our project is to design a 132KV/33KV EHV substation where the incoming power is received at 132 KV from a generating station. 2. 20 of this specification ii. Download CAD block in DWG. The demand of electricity is being increased day by day. 2014 Electrical Substations Project Report, 132 KV Substation, Purukul, Dehradun Power Transmission Corporation of Uttarakhand Limited Submitted By: Girish Gupta Id no. In this section, we delve into a practical case study involving the selection and calculation of a capacitor bank situated within a 132 by 11 KV substation. DESIGN CALCULATION AND ANALYSIS Considering substation switchyard of 132 kV having area of 165 X 96 meters whose earthing grid is to be designed with following data: Consultants of Substation Design Services - Design of 132 KV Outdoor Switch Yard Substations, 33kV Switchyard Design and Drawings, 400 kV Outdoor Switch Yard Substations Design and 330kV Switchyard Design and Drawings offered by Satcon(Prop Satyaki Mukherjee), North 24 Parganas, West Bengal. The design considered factors are presented to see the how that would be impacted by the selected busbar configuration. An efficient earthing system Jun 15, 2013 · I would like to know about the safety distance between 132 Kv overhead line and Insulated 33kv overhead line if passing down through 132 Kv line… and also let me know how to find out the safety distance between two line, there is any basic design criteria if any. The Design Document to be submitted for review and approval are as follows: i. Each substation is different in terms of their arrangement This document provides a key of equipment for a 132-kV substation. Amendments from Previous Version Reference Title NSP/007/008 Guidance on Substation Design: 33kV Switchgear NSP/007/008 Minor amendments and formatting 5. txt) or view presentation slides online. What do you need to know about designing a switchyard? Well, to simplify, you need a lot and it’s not that simple. 00 SCOPE: 1. Gas insulated switchgear (GIS) uses pressurized sulfur hexafluoride gas to insulate conductors and equipment, allowing for more compact and reliable switchyards. Design of 33kv switchyard (equipment, sld, and layout) for small hydroSwitchyard 220kv Single line diagram 220kv switchyardCircuit breaker symbol single line diagram learn to i. 72 + 7 x 1. It includes key equipment such as transformers, potential transformers, current transformers, circuit breakers, isolators, buses, and underground cables. 1 This specification covers the design, Engineering manufacture, stage testing, inspection and testing before dispatch, packing and delivery at Destination at the discretion of the purchaser of Metal oxide (gapless) The thesis deals with the analysis of Construction of Power Lines and Substation Switchyard of 33/11 KV. Elevation Drawing for 132/33KV substation Jun 9, 2018 · This is a short post about the key ideas of 132kV design practices, too finish off the last of this series. TYPICAL SLD FOR 132/33kV STATION - Free download as PDF File (. 5 KA: 70 KA: 100 ms: 220 kV GETCO/ENGG/TECH SPEC – 400,220,132,66 kV Polymer LA/R1 Sept 19 Sign & Seal of Bidder Page 4 of 24 TECHNICAL SPECIFICATION FOR Polymer housed 400 kV, 220 kV, 132 kV & 66 kV metal oxide LIGHTNING ARRESTORS (SURGE ARRESTOR) 1. Figure 1 - 132/ 33 kV substation layout and protection zone. TDG utilizes generative design techniques to evaluate various layout options based on factors such as clearances, accessibility, and equipment placement. The report includes chapters on major equipment used in substations like transformers, protection devices, busbar connections, and more. The substation is responsible for catering bulk power to various load centres distributed all around through 220 KV and 132 KV substations. Single Line Drawing of a typical 2x60MVA 132/33kV substation Sep 1, 2014 · 1. For instance, a switchyard will exist at a generating station to coordinate the exchange of power between the generators and the transmission lines in the area. INTRODUCTION While identifying the power substation as part of the system for a generation project or as a part of distribution grid, preliminary site selection is done by the utility based on the shortest length of the incoming (incomer) and outgoing lines which are normally surveyed/marked on the 1:50,000 maps/topographical maps of the area with details about proximity to sensitive receptors in the area. Industrial Power System Audit & Protection Analysis. Until 2007 it was transmitting 66KV energy and on 29 July 2008 it was up graded to 220KV substation. Training report on 400/220/132 kV switchyard in India: Design and engineering (PDF) The essentials of AC and DC power distribution systems for students (PDF) Technical specification for construction of 33/11 kV 2×31. 15 kg/m3 at atmospheric pressure. 3. 1. Switchyards need to be designed with respect to the foreseeable voltage stress, switching, breaking and short-circuit withstand capability, loading under normal and emergency conditions taking account of the requirements of load dispatch management considering all design standards is a great challenge. B-Switchyard and control room. protection for a double bus bar and single breaker in 132 kV high voltage substation. Depending upon the area available, the best possible electrical layout is prepared which takes into consideration phase to phase clearance, phase to ground clearance and shows the actual position of all to the specifications. 01 The specification covers design, engineering, manufacture, testing & supply delivery at site of Control and relay Board and protection relay panels inclusive of internal wiring and with arrangement for Confirmed Manager, specialist of cross-border electrical power market, with expertise in generation and transmission of electrical power, equaling 35 years of continuous professional experience including twenty (20 years) in Senelec, the Senegal national Utility ( in Dakar, Senegal) and fifteen (15 years) in the West African Power Pool (in Cotonou, Benin), having an overall vision of the 2 nos. The supplier shall prepare detailed layout drawing for cable trenches, cable tray layouts for approval by Employer and construct cable routes strictly according to these drawings. " International Journal of Innovations in Engineering Research and Technology, vol. 132kv switchyard For 400kv &220kv, 132kv switchyard a common control room is used Crompton Greaves Limited (CG), an Indian Multinational with manufacturing bases in 8 countries, have signed the contract on 5th March’2010 with Uttar Pradesh Power Transmission Corporation Ltd for construction of 11 Layout of 12 kV typical Substation 78 12 12 kV Outdoor Switchyard with Pole Structure 79 13 Plan – Layout of 12 kV Switchyard of atypical (2 x 500 kW) 80 14 SECTION A-A – Layout of 12 kV Switchyard of atypical SHP (2 x 500 kW) 81 15(a) 33 kV Switchyard Layout (Plan) – Single Bus Scheme with SF6 Circuit Breaker 82 Design of Control and Relay Panel Complete with Protection for 132/33 KV Sub station The scope of this section covers design, engineering, manufacture, installation, testing and commissioning of control and relay panels (Complete with protective relays, measuring and indicating equipments along with visual and audible alarm, interlocking Fig. Definitions Reference Title None 11 Layout of 12 kV typical Substation 78 12 12 kV Outdoor Switchyard with Pole Structure 79 13 Plan – Layout of 12 kV Switchyard of atypical (2 x 500 kW) 80 14 SECTION A-A – Layout of 12 kV Switchyard of atypical SHP (2 x 500 kW) 81 15(a) 33 kV Switchyard Layout (Plan) – Single Bus Scheme with SF6 Circuit Breaker 82 Feb 19, 2020 · Bases of design are contained (block 1, Fig. 2 Switchyard Switchyard means collection of equipment where high voltage electricity is switched using of various components. 132 kV Bus Coupler bay 33 kV line bays for 2 no feeders 12 kV Indoor Switchyard Panels for 4 nos outgoing feeders. ijtsrd. Rural electrification standard be adopted for 12 kV substations. Electrical Switchyard is usually a part of Substation where electricity is transferred from one Voltage to another for the Transmission and Distribution purpose. ASM-SPE-A515948 Feb 1, 2020 · Design of 132/33/11 kV substation using Auto-CAD and sizing of the equipment and the sizing of equipment like Lightning arrester, Wave trap, CVT, Current transformer, Isolator, Circuit breaker, Transformer etc have been calculated. Elevation drawing of 132_33KV Substation - Free download as PDF File (. station lighting transformer may be installed on Aug 1, 2019 · This paper discusses the complete grounding design procedure for a 132-KV substation in the city of Al Kharj based on IEEE-80 specifications and local standard practices in the Kingdom of Saudi FOR 400KV, 220 KV, 132 KV AND 33 KV SYSTEMS 1. Go to Content ↑. C. 11 k. Protection systems like primary and Mar 14, 2018 · The art of the transmission switchyard design: The physical layout engineering (Case study included) What is the substation automation system (SAS) and what you MUST know about it Technical specification of switchyard equipment in a nutshell (how-to guidelines and advice) Aug 15, 2024 · 66/11 kV outdoor substation Single line diagram. 15 MVA 33/11 KV Power Transformer CTR 300 /1-1-0. This technical article describes detailed planning and design phases of a new 220 kV Gas-Insulated Switchyard (GIS) in a 450 megawatt (MW) coal-fired combined heat and power plant (CHP) that was being considered for Ulaanbataar, Mongolia. 33 KV line PT 33 KV VCB CTR 200/1-1 A 33 KV LA 33 KV line from Takarjala 33/11 KV S/S 2x3. It provides Sep 24, 2019 · As we said earlier the whole substation is divided in three parts: 132 kV site, 400 kV and 220 kV site. 4. have to be taken into account in fixing the location of the arrestors. Development of a typical one-line diagram of an electrical substation. Input voltage may be, for example, 115 kV, or whatever is common in the area. Tonape, Susmita B. In the switchyard or substation, buses are open to the air. Layout of switchyard may be generally designed in accordance with Central Board of irrigation and power manual on SubStation layout for 36 kV and above. CBIP manual (Publication No. Gas Schematic Diagram iv. A switchyard transforms electrical energy from one form to another through an assembly of electrical apparatus arranged in an organized layout. Factors affecting the layout and arrangement of substations. In today's life electricity plays a very vital role. 1Single-line diagram of the 400 kv switchyard. For lower voltages (typically 69 kV and lower), metal-enclosed unit substations are typically used to home switches, fuses, circuit breakers, transformers, and controls. There is no well defined guideline in India for the limits of electrostatic levels in substation. Specification of used transformer. 132KV SUBSTATION LAYOUT GENERAL ARRANGEMENT Revision: Drawing Title Client Site Reference Number Drawing Number Proposed 132 kV underground cables to PoC min Central Electricity Authority - CEA Apr 15, 2019 · Except at the power station where a step-up transformer is used to step-up generation voltage to a high value (say 132 kV or 220 kV or more) for transmission of electric power, all the subsequent substations use step-down transformers to gradually reduce the voltage of electric supply and finally deliver it at utilization voltage. 53 ACSR Apr 20, 2023 · 66/11 kV Substation. For 400 kV switchyard One & Half breaker scheme or Double Main and Transfer bus bar scheme, for 220 kV switchyard Double Main & Transfer scheme or Double Main with breaker by pass scheme and for 132 kV switchyard Main & Transfer scheme may be adopted. Detailed requirements for cable types, Jun 19, 2021 · 4. Elements size range of unified outdoor switchgear 35−500 kV, m (1) transfers bars doesn’t used at schemes of distribution substation of 35 kV; (2) it is 1. 42206, 4th Year, Electrical Engineering, College of Technology, Govind Ballabh Pant University of Agriculture & Technology, Pantnagar NSP/007/010 Guidance on Substation Design: Fire hazards and precautions NSP/007/019 Guidance on Substation Design: EHV substation drawing policy 4. Low level layout of the switchyard of step up station should be provided. Voltage : 11 kV - 800 kV Lower Diameter : 864 mm Material : MS With GI Surface : Galvanized Upper Diameter : 400 mm Finish : Coated Features : We offer the following Design and Engineering services for 400/220/132/33kV Switchyard projects : Features : We are providing the following Design Engineering services for 132kV Switchyard Projects : - Topographical contour survey, Survey drawings, Topographical contour layout - Geotechnical investigation * Soil resistivity measurement * Electrical SLD, protections & metering SLD, controls and indications * Overall site layout plan / Land utilisation plan * Switchyard layout plan Figure 3 demonstrates the method used to extend the new 132 kV bus-bar to install an additional 132 kV feeder bay and a second 132/22 kV transformer bay while the substation is switched off. OGA drawings shall also be furnished in AutoCAD file format which is compatible to primtech. The 33 kV 30. 20 MB: Pages: 97: Download: Right here | Video Courses | Membership | Download Updates 220/132 KV; 132/33 KV; 245 KV CB Design Detail; 245 KV-3150-CB-GA; 245 KV CB Marshelling Box; 245 KV CB Name Plate; 220 KV Equipment structure Drawing(Pipe NS186 Major Substations Civil Works Design Standard Amendment No 3 NW000-S0058 UNCONTROLLED IF PRINTED Page 6 of 42 For Official use only The Art of a Switchyard Design. GIS layout (Plan and Section) including 3D drawing vi. 200 kv Switchyard – Design & Detailing: APSEB: Anantapur Division, APSEB, Hyderabad: Power Transmission Project: Towers: APSEB, Hyderabad: 132 kV Transmission lines: Power Transmission Project: Tender Design: MSEB/TPL: 11/33 kV Distribution Line: Power Transmission Project: Tender Design: GRIDCO/ SPCC: 220/400 kV Substation: Power Earthing method for Substations or Switchyard 11kV,33 kV,66 kV,110 kV,132 kV,220 kV,400 kV,765 kV Voltage level preparation/ Earth mat layout drawing The railway overhead line has single-phase AC railway traction lines. B. For healthy operation of the system, the system should be Dec 11, 2023 · Switchyard 400kvSingle line diagram of proposed switchyard concept The most used outdoor switchyard layouts you should know aboutSingle line diagram 220kv switchyard. 1 Nos 132/33 kV, 30 MVA Transformer Bay 1 no. Switchyard: three line diagram. Materials and equipment requirements together with details of documentation requirements include: Kooragang Island alternate design requirements. The document summarizes the design of a 132/33kV substation. 33kv electrical sub station; transformers; main compartments; security systems (1 MB) We offer the following Design and Engineering services for 400/220/132/33kV Switchyard projects : Topographical contour survey; Geotechnical investigation; Soil resistivity measurement; Electrical SLD, protections, metering, controls and indications; Survey drawings, Topographical contour layout; Overall site layout plan; Switchyard layout plan 33 kV 30. Check Details Switchyard design overview. 5. Table 1. Unify model lie of outdoor switchyard (a) section and layout (as an example outdoor switchyard 220 kV); (b) line (1) and selector (2) gantry towers schemes 35−500 kV. Single Line Diagram iii. Northern NSW Defence Establishments - HV Power In large substations, arrestors should be installed at take-off points of the lines and of the terminal apparatus. 6, no. 1, the Jul 14, 2022 · Tolerable Step and Touch Voltages Reduction Factor Due to Resistivity of Crush Rock Surface. The transformer capacity is 1150 MVA. transformer 11 kv switchgear p. 2) Preparation of GIS single line diagram, Gas barrier arrangement drawing, GIS equipment layout drawing in GIS Hall/PEB, Duct layout wherever applicable etc for new/extension GIS substation. 132 kV bays for outgoing feeder towards Bahrabise 400/220/132 kV Substation. In 400/220kv switchyard following outdoor instrument used: Two 165 MVA 220/132 kV autotransformer Switchyard layout and switchyard trench layout (33/132/220 kV), control cable schedule for switchyard, illumination design calculation and layouts. Successful operation of whole power system depends on an efficient and satisfactory performance of substations. Earthing and Bonding. It is applicable to both open-terminal air-insulated (AIS) and metal-enclosed gas-insulated (GIS) substation constructions and covers equipment operated at lower voltages on the same substation site. 1. It includes an overview of the substation layout, components, and equipment, as well as specific information about each piece of equipment. 220kv switchyard 3. 50 MVA, 132/11kV Switchyard Expansion Design Summary: PCE was engaged to complete the electrical design for a 50MVA switchyard expansion at a large copper mine in central New South Wales. System operating voltage 132kV 66kV 52kV 33kV 11kV 2. for smaller capacity transformers suitable fuse-sets may be used. 53 + 7 x 3. Selection Of Substation Type (GIS/AIS) The selection of substation type is, in most cases, largely dependent upon economic factors. There are two 66 kV incoming lines marked ‘incoming 1’ and ‘incoming 2’ connected to the bus-bars. GIS Component Drawings vii. 65 KB) Design of a 220/33 kV switchyard. Working closely with the principal contractor, PCE completed detailed 132kV switchyard and 11kV substation designs including associated power studies. Design Review Document as per clause no. Can’t do the Earth mat design separately for each step and finally connect each steps together. INTRODUCTION: Substations form an integral part of electrical power distribution systems. H. 3) The substation layout includes a 132kV bus, 20MVA transformer, 33kV bus, and A switchyard design methodology entails different stages that are so interrelated that mandate the so-called physical engineering. Ltd. 577 Amp. 5kV 52kV 36kV 12kV 3. Posted Posted 15 days ago · More View all Inspire Clean Energy jobs - Mumbai, Maharashtra jobs - Designer jobs in Mumbai, Maharashtra Jun 22, 2020 · Different Layouts for Substations 1. 79 ACSR Panther ii) In case line conductor 145 kV = 30 x 4. Design Considerations of the Substation and Switchyard The Substation or Switchyard can be conventional air insulated substation (AIS) of Gas Insulated Substation (GIS) or a Hybrid Substation. ii) Sharp bending, twisting and kinking of cables shall be avoided. pdf), Text File (. Easement requirements outlined in 9. This functional Specification covers all types of substation with equipment installed for use on 132, 275 and 400 kV 50 Hz systems. INDEX TERMS -Clearances, Equipment’s Ratings, SLD (Single Line Diagram), Plan Layout, Section Elevation Layout, Earthing Grid, Earthing Grid Design, DSLP (Direct Stroke Lightning Protection), DSLP Design, OPGW Cable, Distribution Substation and Substation Design 1. See Figure 3. The Transcend Design Generator substation module offers valuable assistance in optimizing substation layout and equipment arrangement, ensuring an optimal design for asset owners and utilities. during the design approval process, a number of specialist engineers within the organisation will assess particular elements of the design submission. . pdf) or read online for free. The bending radius for desired parameters of earthing for 132/33 kV substation. "Design of Earth Grid for A 132/33 Kv Substation: A Case Study. Switchyard; Control room layout; The access road, Station supply, and illumination; Civil design aspects; Safety clearances; 1. 1 110kV and 132 kV Circuits benefits in design, maintenance and operation during the service life. The 11 kV switchgear system must consist of the followings: Twenty (20) switchgear panels such as: Two (2) incoming switchgear panel and; One (1) bus section switchgear panel and Mar 16, 2020 · An Overview of High Impedance Differential Scheme, Design, Protection and Simulation for a 132 KV Double Bus Bar Single Breaker System - written by Mahmoud Said Mohamed Bedeir published on 2020/03/16 download full article with reference data and citations 2. The switchyard layout engineering is discussed in which the switchyard equipment arrangement is affected by the busbar layout. 5 kV = 30 x 2. v. The substation receives power at 132kV and steps it down through transformers to distribute power at 33kV and 11kV. 8VN1 is compatible with all previously installed conventional GIS of the same voltage level and saves more than 80% CO2 equivalent over the entire Oct 18, 2014 · A switchyard is essentially a hub for electrical power sources. , et al. Under the Project, a new 132/33/11 kV Kawasoti substation will be constructed with a transformer of 132/33 kV, 30 MVA. 79 + 7 x 2. Rated Insulation Levels i) Full wave impulse withstand All the design steps mentioned above for designing substation earthing grid as per IEEE 80-2000 are given in flow chart form in Fig. 4 Successful bidder shall submit 3D OGA drawing for complete GIS and section drawing of each equipment. no drawing description drawing number 20 33kv sub-staton upcl/33kv/20 21 'v' shaped channel cross-arm suitable for 33 kv line upcl/33kv/21 22 danger plate upcl/33kv/22 23 guarding below 33 k. 1-6. com eISSN: 2456-6470 @ IJTSRD | Unique Paper ID – IJTSRD25211 | Volume – 3 | Issue – 4 | May-Jun 2019 Page: 1645 5. 400/220/132 kV Bahrabise Substation as indicated in BPS: SINGLE LINE DIAGRAM OF 220/132 KV GSS PUSAULI LEGEND µ PREPARED BY: 220KV Transfer Bus 220KVI Main Bus 1 132KV Transfer Bus 132KV Main Bus 220KV Main Bus 2 Line - 1 Line - 2 Line - 3 Line - 4 Line - 5 Line - 6 Line - 1 Line - 2 Line - 3 Bus Coupler ICT - 1 Bus Coupler CT - 2 B u s-1 C V T B u s-2 C V T ICT - 1 220/132/33KV 150 MVA ICT - 2 220 commencing design. CTR 900-450/1-1-0. The secondary voltage is 6. These lines can be constructed by use of steel tubes or concrete poles. A case study is done at 132/33 kV substation Degaon at Solapur in Maharashtra state Transmission Co. 0 2 3 3 K V T r Figure 2 – Switchyard layout (photo credit: Transformers Magazine) Go back to Contents Table ↑. This article discusses different switchyard design considerations ranging from location to International Journal of Trend in Scientific Research and Development (IJTSRD) @ www. In a 132 kV substation, the design voltage is 132 kV. With this design, there is an ease of operation of the substation. 9 kV. The project focuses on monitoring and operating a 220kV/132kV substation located in Warangal, India. Neutral gas: insulators and live parts are perfectly protected from contamination and oxidation. 1, 2019, pp. The output is a number of feeders. Feb 8, 2016 · A GIS is the implementation, within a complete HV substation, of the remarkable sulphur hexafluoride (SF6) properties in terms of voltage withstand and current interruption SF6 main data. 1 The Indian Railways employ 220/25 kV or 132/25 kV or 110/25 kV or 66/25 kV traction substation (TSS) for supplying power to the 25kV overhead lines for electric traction. Previously, a switchyard design methodology was addressed and it’s advisable to read it first. T V. And transmit it with the 11 kv feeder to the village or Design of Control and Relay Panel Complete with Protection for 132/33 KV Sub station The scope of this section covers design, engineering, manufacture, installation, testing and commissioning of control and relay panels (Complete with protective relays, measuring and indicating equipments along with visual and audible alarm, interlocking Jul 23, 2020 · Switchyard layout. (52. 120 mm thick layer of crushed rock is spread on the earth’s surface above ground grid in the switchyard to increase the contact resistance between the soil and the feet of the personnel in the substation. It delivers high voltages with the highest switching performance without degradation, and is capable of operating in extreme environmental conditions across the globe. II. See full list on electrical-engineering-portal. Case Study of a Cost-Effective Approach in a 132/11kV Substation. Maximum operating voltage of the system(rms) 145kV 72. Figure 1 shows the single-line diagram of a typical 66/11 kV substation. Let’s explain the main parts of it and how it actually works. In the UK, 132kV is the standard primary transmission voltage operated by the DNOs (it is also known as a sub-transmission voltage), the voltages above this point (275kV and 400kV) are full transmission voltages and run by National Grid (of SSE / AuroraN in Scotland). At Passiana substation transformers manufactured by B. The 8VN1 Blue GIS maintains the highest standards of performance and reliability. A and E. Table -4 Type MW MVAr MVA %PF SINGLE LINE DIAGRAM OF 220/132/33 KV GSS KHAGAUL µ Authorized Signatory LEGEND 132KV Main Bus 33KV Main Bus 132KV Transfer Bus 33KV Transfer Bus 3 3 K V N e o r a 3 3 K V K h a g a u l--u 1 3 3 K V K h a u l-u 2 A b a n d o n e d B a y A I I M S K-1 A I M S-2 3 3 K K h a g a u l 3 V h a-4 3 3 K V B u s C o p l e r 3 3 K V D a n a p r-i 1 3 3 K Download CAD block in DWG. 132 kV System 66kV System 52 kV System 33 kV System 11kV System 1. - L Fig-1: Switchyard Equipments TRANSFORMER L. 703 93 Bus 4 Under Voltage 132 kV 126. Other part of project Design, Engineering, Manufacture, Supply, Erection, Testing and Commissioning of Bays will complete by CGL. A 132 kV substation supplies electricity to customers in an area with a high density of electrical loads. L, A. Outdoor switchyards are exposed to climate effects that deteriorate equipment, so regular maintenance like coating insulators is needed. com May 25, 2016 · 132 kV: 2500: Post insulator: 1500; CT insulator with end casting: 1190; CB support insulator: 1770; Tension & Suspension insulator string: 1450; 2500 + 1500 + 600 = 4600 For equipment with lowest arcing distance 1190mm, 4600mm is met by adjusting the structure height which makes ground clearance more than 2500mm: 66 kV: 2500 630: 4000: 33 kV SINGLE LINE DIAGRAM OF 132/33 KV GRID SUB - STATION BETTIAH 132 KV Transfer Bus 132 KV Main Bus 33 KV Main Bus 20 MVA ABB Make Tr. CAD Guidelines High voltage, civil and structural design drawings shall be as per drafting guidelines STD-848530 and STD-848531 which will be provided upon request: Mar 27, 2021 · This paper presents the design of Earthing system for 132/33 KV substation and calculation of its necessary parameters. 2) Surge impedance loading is calculated for the 132kV and 33kV lines to determine maximum power transfer. t. Many factors like system voltages, basic impulse insulation level, arrestor rating, station layout, number and arrangement of lines, the position of isolators, the distance between equipment, etc. 3 Unit Substation. 1 General There is no standardization regarding the physical arrangement of the various components relating to one another in the layout of switchyard equipment. 400kv switchyard 2. E. Switchyard design. Fig1-sld of 66Kv/11Kv Substation Here, the unique busbar arrangement with sectioning Jan 31, 2020 · The first step towards the design of a 400/220/132 KV substation is to determine the load that the substation has to cater and develop it accordingly. 27 + 7 x 4. 1): Hand input: rated high-voltage side U nomHVS (kV) and low-voltage side U nomLVS (kV) of electrical swithgear, number of feeders (N), maximum of power load S max (kVA), the value of symmetrical ampere I п0 (kA), electrical substation type This single line diagram shows the layout of the 132kV Raina substation. to 50mm) normal size crushed stone/gravel over the entire switchyard area over 75mm average thick P. The new substation will receive power from a higher capacity 132 kV transmission line with greater reliability than the existing 33 kV sub-transmission line. This specification is intended to cover complete design, engineering, assembling, testing at manufacturer’s works, substation building, complete erection, testing, commissioning and putting into successful commercial operation of 66/11 KV substation. overhead lines for road crossing upcl/33kv/23 24 drawing of switch gear room building for indoor typr substation upcl/33kv/24 Citation. 3 Switchyard Layout 9. Table -4 Type MW MVAr MVA %PF Aug 3, 2024 · The Computer-Aided Design ("CAD") files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The construction of the lines is similar to the construction of 132 kV three-phase lines. p. B Oct 15, 2020 · The regular influence of electric field may be harmful to 400 kV – 765 kV switchyard staff health. 722 96 Bus 5 Under Voltage 132 kV 126. Mar 20, 2020 · The first step in designing a power substation is to design an earthing and bonding system. 2 This specification covers the technical requirements for Indoor type Gas Insulated Switchgear May 21, 2020 · It is a major challenge to design such a modern complex structure keeping in mind all the design parameters. Therefore many new projects are This document is a project report submitted by three students for their Bachelor of Technology degree in Electrical and Electronics Engineering. There is numerous electrical substation components like outgoing and incoming circuitry each of which having its circuit breakers, isolators, transformers, and busbar system etc for the smooth functioning of the system. A C. The function of an earthing and bonding system is to provide an earthing system connection to which transformer neutrals or earthing impedances may be connected in order to pass the maximum fault current. We provide Extra High Voltage Engineering Consultancy Services comprising of Prebid Engineering services and BOQ estimation, Detail Engineering Drawings, Design Calculations and BOM, Preparation of Feasibility & Detail Project Reports, Electrical System Studies by software 2. The usual arrangement of connections in most substations permits working on almost any piece of equipment without interruption to incoming or outgoing feeders. There are many different ways in 33 kv bus lightning arrester bus isolator circuit breaker with c. The power factor is corrected here and the voltage is stepped down to 33KV and power is then transferred to distribution system of the grid to meet the requirements of the end consumers at their suitable voltage. 01 100 KVA SST 20 MVA IMP Make Tr No. Nov 5, 2023 · 132kv switchyard layout plan & elevation drawing in kolkata,west bengalOne-line diagrams solution Single line diagram switchyardOperation and maintenance of 33/11 kv substation. Nov 8, 2018 · Design for 33/11 kV power substation, distribution and protection in city of Nairobi – Cyrus Kariuki Kamau At University Of Nairobi Faculty Of Engineering Department Of Electrical And Information Engineering: Format: PDF: Size: 7. Busbar layout alternatives in switchyard for 33/11 kV substations; Estimation of required space. A switchyard will also exist when high voltage lines need to be converted to lower voltage for distribution to consumers. 76 Dog up to 10 MVA up to 66 kV 72. Design of Control and Relay Panel Complete with Protection for 132/33 KV Sub station The scope of this section covers design, engineering, manufacture, installation, testing and commissioning of control and relay panels (Complete with protective relays, measuring and indicating equipments along with visual and audible alarm, interlocking 1) Preparation of land utilisation plan, single line diagram, structural layout, sectional drawings of structural layout etc for new substation. This design also places minimum reliance on signalling for satisfactory operation of protection. sl. May 17, 2018 · A switchyard exists at power generating stations to coordinate power exchange between generators and transmission lines. DOUBLE BUS BAR SINGLE BREAKER SYSTEM Double bus bar and single breaker system is commonly used in high voltage substations either air insulated switchyard (AIS) or gas insulated switchyard (GIS) as shown in fig. Electrical design requirements are detailed in Section 10. For the same type of bus bar system different layouts have been used in different countries and in India. In order that we may minimise response times we would ask that the design data is subdivided such that we may internally distribute the right information to the right respondents swiftly. feeders bus coupler 1. 53 ACSR (Moose) adopted as bus bar material AAAC 420 kV = 54 x 3. Then, different switchyard busbar layouts are compared and contrasted. B. Single Busbar The general schematic for such a substation is shown in the figure below. The equipment required for a transformer substation depends upon the type of substation, service requirement and the degree of protection desired. Distribution voltages are typically medium voltage, between 2. The primary objective of this capacitor bank is to enhance the power factor of a factory. The following arrangements show common layouts used for Gas Insulated Switchgear (GIS) substations. B, T. Design of Control and Relay Panel Complete with Protection for 132/33 KV Sub station The scope of this section covers design, engineering, manufacture, installation, testing and commissioning of control and relay panels (Complete with protective relays, measuring and indicating equipments along with visual and audible alarm, interlocking Dec 25, 2018 · The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers. This article shall revolve around the design overview of switchgear and protection systems in a typical 132/33 kV power grid substation. 4 kV and 33 kV, depending on the size of the area served and the practices of the local utility. 3 Master drawing list/ drawings / documents is to be submitted in line with specification requirements during on contract stage. E are installed with their power ratings ranging from 20 MVA for 66/11KV to 100MVA for 220/66KV step down voltages. A- 33 KV LINE :- 33 kv line is incoming line on the 33/11 kv sub station it is further step down at 11 kv with the help of step-down transformer at the sub-station. Dec 20, 2018 · Equipment in a 132 KV substation. C (1:5:10) with jhama bricks to be constructed by the contractor for new 400/220/132/33KV, 220/132/33KV & 132/33KV new sub-stations as stipulated in the relevant price schedule. This article deals with switchyard design and it’s divided into two parts in which switchyard design considerations are discussed in the first part and the other part presents a case study of a 33/220 kV transmission switchyard. 577 A 11 KV Main Bus CTR 200/1-1 A 11 KV LA 11 KV Out Going Feeder Single Line Diagram of 33/11 KV Jampaijala for Tender Purpose only. 5 MVA power substations (PDF) Substation single bus scheme with bus section circuit breakers and interlockings (PDF) Mar 17, 2020 · An Overview of High Impedance Differential Scheme, Design, Protection and Simulation for a 132 KV Double Bus Bar Single Breaker System March 2020 International Journal of Engineering Research and Buses are merely convenient means of connecting switches and other equipment into various arrangements. View Project. These stages are listed as follows: KV single ckt line 85 To 132 KV area through 5 132 KV substations 310 From substation F through 132 KV double ckt line 54 To Internal loading 15 As loss in 3 315 MVA transformers 40 As loss in 3 160 MVA transformers 17 Total 1630 Total 1630 SELECTION OF SITE: Selection of site for construction of a Grid Sub Station is the Drawing file names shall be as specified in Transgrid CAD standards. Mar 13, 2022 · In addition, future extensions, service, and maintenance considerations are well as investment costs will contribute to enabling a decision to be made for a suitable substation layout. capacity envisaged for that switchyard. smnabcofbdukxcwcpwucrquiyuumtspfrhnzrnvqkxzr
132 kv switchyard layout drawing. The transformer capacity is 1150 MVA.