Study of substation equipment and protection projects. Etap software, load flow, short circuit, 220 kv substations i. Autotransformer bay da has also predicted a spare line that can be connected at 220 kv side. Technical parameters for 765kv, 400kv, 220kv and 2kv surge arresters with. Speed required to obtain the minimum fault clearing time and equipment damage. In summary, substation equipment condition monitoring and failure diagnosis technology can rapidly and continuously reflect the running state of the equipment, indicate the latent failure of the operating equipment, and put forward some processing measures, which can extend the service period of the equipment, reduce unnecessary maintenance interference, greatly reduce the operation cost, and. About 220 kv substation passiana 220 kv passiana substations is one of the important substations of punjab state transmission corporation limited pstcl. Jan 29, 2021 optcl design, engineering, supply, erection and commissioning of i 400kv dc line from loc no. Diase expert system fault diagnosis for timisoara 220 kv. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Gecol 220 kv transmission lines and substation projects. Industrial visit at 220 kv ichchhapore substation sarvajanik. The system parameters for 765kv, 400kv, 220kv, 2kv and 33kv are given. Electrical substation project report for equipment of 400 220 kv.
Reliability measure of the degree of certainty that the protective system will perform correctly. A unit substation is factory built and tested, then shipped in modules that are bolted together at the site. This document is a reference for the designers of ergon energy substations and it covers all aspects of substation design for both greenfield and brownfield substation projects to meet the performance expected by ergon energy. To control and protect the substation equipment the 220 volts dc battery. Ppt on 220kv gss kukas presentation on 220kv kukas grid substation with bird view of substation and its line diagram. July 2012 construction of ivanpah substation expected to begin. Study of substation equipment and protection seminar. Between the generating station and consumer, electric power may flow through several substations at different voltage levels.
Load flow and short circuit study of 220 kv substation. Implementation of one and a half breaker arrangement in. Substation equipments are required to control and maintain power supply. Familiarization of 400 kv, 220 kv, 2 kv substation equipment electrical engineering. Design of substation equipment sizing, testing and. The grid 220 kv substation, passiana is situated 78 km from bus stand of. The main purpose of these 220kv substation is to control, distribute, break, as well as convert the power supply by entering the high voltage cable and then to the low voltage. Specific creepage distance 25 mm kv hv equipment is positioned according to cei 111 considering the clearance distances foreseen for the system and impulse voltage values of 245 kv and 1050 kv. The 220 kv substation are connected to high voltage and low voltage cables and comprise of auto switchgear, circuit breakers, protection equipment and motor magnet switch. August 2012 removal of existing 115 kv transmission line and construction of to help meet those important goals, sce is building the eldoradoivanpah transmission 220 kv transmission line expected to begin. Find cheap, durable and dependable 220 kv substation.
The board of tstransco accorded approval for implementing the above ssr 201415 in tstransco. Download study of substation equipment and protection. The study of 220kv power substation equipment details eep. Introduction from load flow studies we can obtain the voltage magnitudes and angles at each bus in the steady state.
As an example, at arambag 400220233 kv substations, at present 3 nos. The input for a distribution substation is typically at least two transmission or subtransmission lines. Unit substations usually contain high and low voltage disconnect switches, one or two threephase transformers, low voltage breakers, high voltage fusing, bus work, and relays. A case study on scada implementation in 220 kv substation. Maintenance requirements, space for approaching various equipments. Substation design services 4002202kv gis substation. 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. That means it has high affinity of absorbing free electron.
Anticipated construction timeline march 2012 start of telecommunication construction. Industrial summer training report on uttar pradesh power corporation limited 220 2 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 75120016 submitted to. Relay protection design scheme of 220 kv substation for. Report on industrial summer training on 220 kv substation. Hv substation project hv equipments hv equipments abb abb 8 pages telecom equipments telecom equipments abb abb switzerland 6 pages. The substation shall be designed to provide at a minimum, the yard clearances and spacing in table 11. The porcelain should be homogeneous and free from all cavities and flaws. Oct, 2011 study of substation equipment and protection conclusion. In addition, upgrades would be made to various transmission and telecommunciations equipment inside the mechanical electrical equipment rooms meers at 27 satellite substations. July 20 project is planned to be completed and inservice. Pdf transient analysis of 220kv distribution substation. Table 11 yard minimum clearances nominal operating voltage phph 1,2, kv nom 1 basic impulse level bil, kv peak minimum phasetophase, metaltometal, inches.
To control and protect the substation equipment the 220 volts dc battery system is necessary. Study of substation equipment and protection seminar report. Pgcil, new delhi 400220 kv gis substation with central. New elements at fierza 220 kv control system at fierza substation scheme figure 1 we have on the 220 kv busbars a diameter for each generator as well as an autotransformer related diameter. The protection equipment in both the 220 kv cashla and flagford substations was upgraded successfully over the course of a threeyear program. The purpose of diase is to offer explanations for and solutions to the substations operators in the case of faulty phone. Determining the energy transfer through transmission lines and tielines. A small part of the transmission network of the polish electric power system distribution networks in this area are not shown. Apr, 2017 report on industrial summer training on 220 kv substation 1. Construction of the new 500 220 6616 kv substation and demolition of the existing 220 6616 kv substation would occur in. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. List of drawings page 1 of 2 substation package ais. Development of 22kv distribution systems and switchgear.
Use custom search function to get better results from our thousands of pages use for compulsory search eg. The 220 kv carrickmines substation in south dublin and the 220 kv finglas substation in north dublin are two of the main bsp substations for the dublin region in ireland. This is showing three of the five 220 kv66 kv transformers, as well as. Substation equipments design is very important from the point of view of reliability of system supply. Bay conductors were uprated to meet the requirements for increased loads and new feeders were added as required.
High voltage substation design approach for utility systems. Study of substation equipment and protection seminar report pdf ppt download these may be hydro, thermal, atomic etc. Pdf maintenance and operation of an electrical substation. Techpower and energy systems assisstant professor b. Aurecon gecol 220 kv transmission lines and substation. Home download center electrical engineering books and technical guides power substation guides training report on 3311 kv substation 3311kv substation indiranagar. For example we cannot use electricity directly form 11 kv power line or 33 kv. The various equipment 220kv2kv33kv dairy farm substation and various protections employed for them.
Pdf familiarization of 400 kv, 220 kv, 2 kv substation. There are several methods and tools to know the behavior of the system during transient. Distribution substations michigan technological university. The unit substation is a relatively recent development. A substation is a part of an electrical generation, transmission, and distribution system. Standing in the way of greater deployment of 22 kv switchgear is that the equipment is larger and more costly than prevailing 6 kv equipment. The 220kv substation are connected to high voltage and low voltage cables and comprise of auto switchgear, circuit breakers, protection equipment and motor magnet switch. Type of insulators ball and socket ball and socket ball and. Certification shall be furnished showing that insulating liquids used in equipment do not contain polychlorinated biphenyls. It is the main source of power supply in the district of patiala.
Circuit breaker shall be provided with antipumping and trip free features and. Chapter8 switchyard equipment hv bus bars, switchyard. Find cheap, durable and dependable 220kv substation. Section 3 is the simulation of single line diagram of 220 kv substation in etap based upon practical data. Design of substation equipment sizing, testing and commissioning. Scribd is the worlds largest social reading and publishing site. The substation design manual is not intended to replace asset management standards, but rather.
This paper introduces the design scheme of 220kv substation relay protection for application of iec 61850, which adopts a mode to combine the normal primary equipments with ied according to. Insulators switchyard structures, isolating switches current and voltage. Overview of substations what is a substation and why it is. Power systems division technical specification itabb ss 10 0046 rev 00 pag. Transient analysis of 220kv distribution substation. Wave traps or line traps are maintenance free parallel resonant circuits, mounted inline on hv ac transmission power lines to prevent the transmission. From the etap generated report, load flow and short circuit system are studied. Construction of the new 500 220 6616 kv substation and demolition of the existing 220 6616 kv substation would occur in phases.
It is amain source of power supply in the district of patiala. Optcl tender design, engineering, supply, erection and. Feasibility studies identified a need to overhaul both substations completely. Aug 22, 2017 220 kv substation construction manual download. The protective device must be able to recognize faults within protective zone and ignore faults outside their protective zone. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. The equipment required for a transformer substation depends upon the type of. Home download center electrical engineering books and technical. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. Section 4 is the load flow analysis of the substation. Distribution voltages are typically medium voltage, between 2. Equipment spacing shall be in accordance with the applicable codes. A 50 hz electrical substation in melbourne, australia.
One more bus is available, its called as transfer bus 3. Equipment shipped shall include a print of each final drawing,as required above, and a printed copy of the instructions. 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. The grid 220 kv substation, passiana is situated 78 km from bus stand of patiala to samana road. For ventilated equipment the ambient temperature is defined as being the free air tempe.
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