The first step in planning a substation layout is the preparation of a one line. This comprehensive overview brings these disciplines together to give you an. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations. There must be provision for 2 additional 11 kv outgoing feeder. Electric power may flow through several substations. Implementation of an offtheshelf solution for substation design which supports electromechanical. Fundamentals of electrical substations and switchgear. Substation design volume ii physical layout instructor. Design study for new 23311 kv power substation in kingdom of nepal. Abbs largest indoor 2 kv substation spanning the full product ownership life cycle, abbs experienced multidisciplinary team of engineers and technicians is qualified and accredited to work on trackside.
An electrical substation is a subsidiary station of a transmission and distribution system where voltage is transformed from high to low using transformers. The power from main bus was fed into a 20mva transformer which. Mediumvoltage shielded power cable 2 kv up to 35 kv. Substation design high voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. Design and construction of the pinal central substation to tortolita substation 500kv. The design of the entire substation was made keeping in mind the most basic requirements of a proper substation including the civil and domestic requirements. A cable fed substation will have a split factor somewhere between 5% and 40% depending on the cable sheaths and earthing configuration where a substation is fed via overhead line and has no metallic. 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. Successful operation of entire power system depends to a considerable extent on. It is their intention to discuss this potential 66 kv solution with offshore wind farm developers as a real. Other requirements of the substation electrical system 56 10.
The design of distribution voltage switchgear and gas insulated. The power flow analysis and short circuit analysis is done in the power world simulator software. Scholar, electrical and electronics engineering department, aisect university bhopal. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. The design of an outdoor substation has to take into account not only the electrical parameters, but also the environmental conditions to which the substation is. Electrical substation design fundamentals learn the fundamentals of electrical, civil and structural design issues of electric power substations. Design parameters and standard layout of a 3311 kv substation. This paper presents the design of earthing system for 2 kv substations and simulation for calculation of required parameters. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements. This paper is to provide information pertinent to safe earthing practices in ac. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Design of earthing system for 400 kv ac substation a case. A substation is a part of an electrical generation, transmission, and distribution system.
Under the project, a new 23311 kv kawasoti substation will be constructed with a transformer of 233 kv, 30 mva. The new substation will receive power from a higher capacity 2 kv transmission line with greater reliability than the existing 33 kv subtransmission line. Various options were researched but following a process of elimination, two viable options were evaluated. Design guide for rural substations usda rural development. For the love of physics walter lewin may 16, 2011 duration. Guide for the design, construction and operation of. Design,supply,manufacturing,erection, te sting and. The need in march 20, abb put the final finishing touches to a major turnkey project to create northern powergrids replacement 2 kilovolt kv substation at creyke beck. All rus borrowers rus electric staff effective date. Via inplace elevation of substation structures and equipment pdf. This job is again accomplished by suitable apparatus called substation. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. Ais outdoor open terminal designs at rated voltages of 72 kv and higher.
For the power flow analysis using the single line diagram of 220 kv substations, the model of the substation is developed in the power world simulator. Similarly near the consumers localities, the voltage may have to be stepped down to utilization level. Airinsulated substations up to 800 kv digital asset management. Electrical design of 233kv substation line diagram. Recent technological develop ments have had a tremendous impact on all. Agrawal 1,2,3be student123, department of electrical engineering 4proffessor4. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. This bulletin provides a basic design guide and a reference tool for designing rural.
A design layout of 233 kv, 200 mw substation the substation is connected with three substations or load viz. Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3, dr. Electric power substations for community acceptance and environmental compatibility 1. Modelling parameters and the substation layout design are based and adapted from 211 kv simpang renggam ayer hitam substation in johor baharu, malaysia, courtesy.
Designbuild services for a hidden 66kv substation in nine months, including the design, procurement, construction and landscaping, for the knoxville utilities board. 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. The electric power substation, whether generating station or transmission and distribution, remains one of the most challenging and exciting fields of electric power engineering. The rec standard mentions that an outdoor type 3311 kv substation should have 2 power transformers and 3 outgoing feeders. This paper presents the design of earthing system for 400 kv substation and calculation of its parameters. Distribution voltages are typically medium voltage, between 2. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Pdf modelling 2 kv substation for surge arrester studies. The main function of the substation is to collect the energy transmitted at high. Pinal central substation to tortolita substation 500kv. Earthing design of 11kv and 33kv rural substations in the uk. Technical guide the mvlv transformer substations abb group. The aim of this project is to provide the consultancy service to doctor harisingh gour vishwavidyalaya, sagar mp for substation design, feeder up to 11 kv and estimation of cost. No description of technical parameter unit data 1 nominal system voltage kv.
329 883 445 236 55 79 69 452 1464 1235 1561 997 590 1215 514 345 74 265 1555 1240 997 1496 1553 127 396 829 1130 593 180 638 798 327 1480 750 812 1024 425 897 636 327 565 300 1445