Now a 400kv transmission line tower could be more or less something like this. Increased power transmission capacity in a 500 kv grid by installation and refurbishing of series capacitors facts in british columbia, an abb series capa citor has been commissioned in the mcleese substation in the 500 kv network of bc hydro. Why in transmission substations 400kv is not directly. Substation configuration contingency when bypass switch is closed, how can we provide reliable protection for 69 kv line. Energypac has been manufacturing reliable instrument transformers for more than 30 years. 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. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. Fundamentals of modern electrical substations part 1. Substation 40011035 kv lastva crnogorski elektroprenosni. Intelligent application at the 400120 kv substation of. To better understand the importance of electrical substations, lets start with a discussion about the structure of the power systems and their main components.
The project of construction of ss 40011035 kv lastva includes the construction of 2x300 mva substation and extension of the existing substation 400220110 kv pljevlja 2. The availability willis 2000 can be defined as the fraction of time that the electric power is available in a certain point in the network during a. The project is implemented in compliance with the obligations set forth by the project coordination agreement on the interconnection between the electric power systems of. Unitech is a leading iraqi company specialized basically in power and oil projects. The substation is fed 16 mw power from 3 generating stations a,b,c through 400 kv single circuit lines working at around 87% loading the power is received on 400 kv busbar double main and transfer bus scheme. 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.
Download as pdf, 400200 kv substation 400200 kv substation design scribd. The series capacitor, rated 605 mvar, was installed in a new line segment running in parallell with two. Substation automation system with iec 61850 compliance high system availability with redundancy guaranteed system openness for future expansion and integration abb solution turnkey 400 kv 220 kv greenfield substation with 5 bays at 400 kv and 7 bays at 220 kv with 2 nos. A 630 mva, 400220 kv substation was identified and a detailed study was carried out to assess the various station performance parameters under different operating conditions. Why in transmission substations 400kv is not directly stepped. A free inside look at substation engineer interview questions and process details for companies all posted anonymously by interview candidates. Similarly near the consumers localities, the voltage may have to be stepped down to utilization level. Pgcil, new delhi 400220 kv gis substation with central. 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. Energy audit of a 400220 kv substation a case study. The results are based on actual data received from 2 kv substation. Nominal system voltage kv highest system voltage kv phase and earth mm between phases mm safety clearance mm ground clearance mm 11 12.
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. Engineering and supply four transformer positions 40033 kv 150mva and two line positions, double bar by gis technology location. Components and services not specifically mentioned here but necessary to complete the stipulated work in al. Report on industrial summer training on 220 kv substation 1. In order to investigate the failure of 220 kv and above substation equipment and recommend measures to avert recurrence, a standing committee under section 73, clause1 of the electricity act, 2003, comprising experts in the field of design and. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36.
Index terms capacitor bank placement, demand and losses, load flow analysis using etap software, need of load flow analysis, reactive power transmission, surmount the problem of an under voltage, voltage profile. Hv substation project brief history et bihl d i 1987 f th il ti f l hv mv d established in 1987 for the realization of complex hv, mv and lv projects. Intelligent application at the 400120 kv substation of the. The substation will transform the voltage from 230 kv to 115 kv, a lower level that powers the local electric system. This ensures a product with less maintenance, low weight, flexible mounting facilities, high reliability. The substation scope is identical to barhabise 220211 kv substation as above. Electrical stations substations by purpose transformer stations switching stations.
Power system structure the typical power system structure is shown in fig. See here for documents you need to send with your n400 application for u. The dependency of secure power is increasing in the society which leads to higher demands on the availability of electric power. The transformer steps down the voltage to 400 v, 3phase, 4wire. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Key diagram 11kv400v indoor substation iiteeeestudents. This project expanded the substation to accommodate a new 500230kv, 840mva transformer bank, two new 500kv circuit breakers, one new 230kv low side breaker and all associated auxiliary equipment. The four, 400 kv fields at the lower right part of. Basic elements of substation equipment 1 busbars conductors carrying power to individual branches 2 branches equipment for carrying power to grid lines. 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.
Design,supply,manufacturing,erection, te sting and. Kangan petro refining company specifications scope of work. Substations design of substations to be based on the following xii. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Instructions for form n400 application for naturalization pdf. The reason for 400kv being step down gradually through 2kv, 66kv and then to 33kv is because direct stepping down would mean a huge transformer at the reciever end. Substations involves many earthlings through individual electrodes, which will have fairly high resistance.
Study of 3311 kv substation and power distribution under. For example, figure 3 shows a new 345 kv transformer many times larger. This oneline sketch of a 3phase system shows a simple con. On the bottom left can be seen the transformer field that contains two transformers and an 18 kv feeder. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. Complete design,engineering and consultancy services for 233 kv,2x50 mva ab zone substation 7x2 kv bays,12x33 kv bays, 11 kv7 panel swbd. The whole substation is divided into three part 400kv,220kv and 33 kv and a common control room is used 5 6. 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. Complete design,engineering and consultancy services for 233 kv,2x50 mva ab zone substation 7x2 kv bays,12x33 kv bays, 11 kv 7 panel swbd. Information about translating foreign documents n400 application document list pdf. The topology of the 400120 kv substation showing instantaneous voltages on the top of the figure there are 16 and 120 kv fields and on the bottom right part are the five 400 kv fields.
This section details out the scope of supply and services for 110 kv substation bay extension with associated auxiliaries as indicated. Industrial summer training report on uttar pradesh power corporation limited 2202 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. Gaurav singh dbcr type isolators are used in 3311 kv substation current transformer potential transformer references. Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3, dr. Form n400, application for naturalization is now online. Wellequipped design, engineering and execution team to cater substation projects upto 765 kv in short term. Increased power transmission capacity in a 500 kv grid by.
Export data and price of kva substation transformer zauba. Rev 00 nitrogen injection fire prevention system section 1, page 2 of 7 further the qualified manufacturer should also have type tested the equipments. The project is implemented in compliance with the obligations set forth by the project coordination agreement on the interconnection between the electric power systems of italy and montenegro, so that the 110 kv. The fentress, hickory and shawboro substations were modified to improve reliability of dominions 230kv system. Rohit kapahi, load flow analysis of 2 kv substation using etap software international journal of scientific engineering research, vol. Entire line must be protected for any single contingency condition 51n 50 51 50 51 21 8 kv 69 kv 87t. The project of construction of ss 400 11035 kv lastva includes the construction of 2x300 mva substation and extension of the existing substation 400 220110 kv pljevlja 2. Apr, 2017 report on industrial summer training on 220 kv substation 1. Pdf power flow analysis of 230110 kv substation using etap. Expeditious naturalization application materials and information. Technical specification construction of 3311 kv primary sub. Report on industrial summer training on 220 kv substation. Agrawal 1,2,3be student123, department of electrical engineering 4proffessor4, department of electrical engineering kdk college of engineering, nagpur, maharashtra, india abstract transmission. Basic elements of substation equipment 1 busbars conductors carrying.
Design of earthing system for 400 kv ac substation a case. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Building a 230 kv substation to provide dependable power, the energize eastside project will build a new transformer inside of a substation. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Engineering and supply four transformer positions 400 33 kv 150mva and two line. If you answered yes, submit a completed form n648, medical certification for disability exceptions, when you file your. Design and construction of the pinal central substation to tortolita substation 500 kv transmission project is anticipated to begin in mid2009 with an inservice date of mid2011. Load flow analysis of 2 kv substation using etap software. Multinational utility automation oem project title. Providing turnkey execution of ehv substations upto 765 kv with leadingedge products, systems and turnkey solutions, backed by comprehensive range of services from concept to commissioning for last two decades.
Design of earthing system for 400 kv ac substation. Instrument transformers are designed to provide reliable performance in accordance with latest stringent global design standards like iec and ieeeansi. Substation will be designed for future 400 kv expansion. The id number assigned to the head of the transmitted data allows you to identify the bl n 400 host bl series n 400 bl. The n 400 controls the complicated communication rs485 communication between each bl series and the n 400. The availability willis 2000 can be defined as the fraction of time that the electric power is available in a certain point in the network during a given time interval. This job is again accomplished by suitable apparatus called substation. Design and construction of the pinal central substation to tortolita substation 500kv transmission project is anticipated to begin in mid2009 with an inservice date of mid2011.
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