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. This oneline sketch of a 3phase system shows a simple con. Why in transmission substations 400kv is not directly. Power system structure the typical power system structure is shown in fig. Date hs code description destination port of loading unit quantity value inr per unit inr jul 2016. Export data and price of kva substation transformer zauba. Pgcil, new delhi 400220 kv gis substation with central. Multinational utility automation oem project title. Report on industrial summer training on 220 kv substation. Building a 230 kv substation to provide dependable power, the energize eastside project will build a new transformer inside of a substation. Basic elements of substation equipment 1 busbars conductors carrying. Engineering and supply four transformer positions 40033 kv 150mva and two line positions, double bar by gis technology location. The n 400 controls the complicated communication rs485 communication between each bl series and the n 400. Kangan petro refining company specifications scope of work.
The results are based on actual data received from 2 kv substation. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. A free inside look at substation engineer interview questions and process details for companies all posted anonymously by interview candidates. 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. Basic elements of substation equipment 1 busbars conductors carrying power to individual branches 2 branches equipment for carrying power to grid lines. Design of earthing system for 400 kv ac substation a case. Load flow analysis of 2 kv substation using etap software. Pdf power flow analysis of 230110 kv substation using etap. Key diagram 11kv400v indoor substation iiteeeestudents. Instrument transformers are designed to provide reliable performance in accordance with latest stringent global design standards like iec and ieeeansi. 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. 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. Substations design of substations to be based on the following xii.
Intelligent application at the 400120 kv substation of the. This ensures a product with less maintenance, low weight, flexible mounting facilities, high reliability. The substation will transform the voltage from 230 kv to 115 kv, a lower level that powers the local electric system. For example, figure 3 shows a new 345 kv transformer many times larger. 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. Design,supply,manufacturing,erection, te sting and. Substation configuration contingency when bypass switch is closed, how can we provide reliable protection for 69 kv line. Best practices for protection and control applications for. 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. The transformer steps down the voltage to 400 v, 3phase, 4wire. 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. Design of earthing system for 400 kv ac substation a case study. The dependency of secure power is increasing in the society which leads to higher demands on the availability of electric power. Technical specification construction of 3311 kv primary sub.
Nominal system voltage kv highest system voltage kv phase and earth mm between phases mm safety clearance mm ground clearance mm 11 12. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. Report on industrial summer training on 220 kv substation 1. The four, 400 kv fields at the lower right part of. Substation 40011035 kv lastva crnogorski elektroprenosni. 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. Apr, 2017 report on industrial summer training on 220 kv substation 1. 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. Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3, dr. On the bottom left can be seen the transformer field that contains two transformers and an 18 kv feeder. 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. 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. 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 fentress, hickory and shawboro substations were modified to improve reliability of dominions 230kv system.
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. Rohit kapahi, load flow analysis of 2 kv substation using etap software international journal of scientific engineering research, vol. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36. 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. 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. Download as pdf, 400200 kv substation 400200 kv substation design scribd. Components and services not specifically mentioned here but necessary to complete the stipulated work in al.
Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. 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. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. See here for documents you need to send with your n400 application for u. Agrawal 1,2,3be student123, department of electrical engineering 4proffessor4, department of electrical engineering kdk college of engineering, nagpur, maharashtra, india abstract transmission. 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. Gaurav singh dbcr type isolators are used in 3311 kv substation current transformer potential transformer references. Increased power transmission capacity in a 500 kv grid by.
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. 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. Entire line must be protected for any single contingency condition 51n 50 51 50 51 21 8 kv 69 kv 87t. Engineering and supply four transformer positions 400 33 kv 150mva and two line.
Unitech is a leading iraqi company specialized basically in power and oil projects. Why in transmission substations 400kv is not directly stepped. 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. Fundamentals of modern electrical substations part 1. 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. Expeditious naturalization application materials and information. The substation scope is identical to barhabise 220211 kv substation as above. Electrical stations substations by purpose transformer stations switching stations.
Complete design,engineering and consultancy services for 233 kv,2x50 mva ab zone substation 7x2 kv bays,12x33 kv bays, 11 kv7 panel swbd. Energypac has been manufacturing reliable instrument transformers for more than 30 years. If you answered yes, submit a completed form n648, medical certification for disability exceptions, when you file your. 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. The whole substation is divided into three part 400kv,220kv and 33 kv and a common control room is used 5 6. Intelligent application at the 400120 kv substation of. Wellequipped design, engineering and execution team to cater substation projects upto 765 kv in short term. Substations involves many earthlings through individual electrodes, which will have fairly high resistance. Pinal central substation to tortolita substation 500kv. Since the host computer works only for communication with the n 400, it can be operated with a simple program.
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. Form n400, application for naturalization is now online. 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. Rev 00 nitrogen injection fire prevention system section 1, page 2 of 7 further the qualified manufacturer should also have type tested the equipments. Similarly near the consumers localities, the voltage may have to be stepped down to utilization level. 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. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv.
Substation will be designed for future 400 kv expansion. Instructions for form n400 application for naturalization pdf. This section details out the scope of supply and services for 110 kv substation bay extension with associated auxiliaries as indicated. 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. This job is again accomplished by suitable apparatus called substation. Information about translating foreign documents n400 application document list pdf. Design of earthing system for 400 kv ac substation. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. 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. Now a 400kv transmission line tower could be more or less something like this. Study of 3311 kv substation and power distribution under. Energy audit of a 400220 kv substation a case study.