Location of the surrounding loads in the layout of both the current and the. 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. Operation and commissioning of 3311 kv power substation photo credit. Construction, monitoring and operation of transmission lines and substations to. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Soda pdf merge tool allows you to combine two or more documents into a single pdf file for free. This free online tool allows to combine multiple pdf or image files into a single pdf document. They step down the ehv to hv as per the requirement of the customers. Khimtibarhabiselapsiphedi 400 kv substation project page 1 of 3.
An electric substation is constituent of electrical transmission and distribution system. The incoming voltage level for this substation is 220kv. The grabcad library offers millions of free cad designs, cad files, and 3d models. Its main function is to transform the voltage from high to low. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. There are nonshielding methods, such as use of lightning arresters and spark gaps.
Scribd is the worlds largest social reading and publishing site. Construction of 330 kv substation at dunkwa with a link to the existing 161 kv station. Best practices for protection and control applications for transmission substations. Recently, abb extended the rating of its dcbs to the 500 kv level, thereby enabling for the first time extrahighvoltage ehv ais substations and load hubs near downtown locations where high land prices and space restrictions usually prohibit the construction of large ais substations.
The case for a new 400kv grid power consumption in namibia is concentrated in windhoek and in the northern region, where most of the mining and mineral industry is located. Substation equipment an overview sciencedirect topics. Federal transit administration december 9, 2016 8 new insulators that can be removed for cleaning and then reinstalled. Nov 14, 2011 i the 3phase, 3wire 11 kv line is tapped and brought to the gang operating switch installed near the sub station. Manual for transmission lines and substation construction and maintenance activities volume i best management practices. Oil filled station service transformers auxiliary power from high voltage transmission lines.
How to merge pdfs and combine pdf files adobe acrobat dc. The electrical substation is the part of a power system in which the voltage is transformed from high to low or low to high for transmission, distribution, transformation and switching. Key diagram 11kv400v indoor substation iiteeeestudents. Combine multiple pdf files into one pdf, try foxit pdf merge tool online free and easy to use. All electric borrowers rus electric staff effective date. This thesis report is prepared in according to the operation and maintenance procedure of 3311kv substation, including emergency maintenance work. Switchgear and substations electrical engineering portal. Nist does not necessarily recommend or endorse the devices as the best available for the purpose. This ensures a product with less maintenance, low weight, flexible mounting facilities, high reliability. Owners supply materials osm 3311 kv power transformers, station 330. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv.
The 500 kv dcb concept reduces the size of a large. The need in march 20, abb put the final finishing touches to a major. The ssvt and ssmv feature rugged transformer designs. Example system oneline diagram infeed f1 f2 f3 houston new. How to merge pdf files without acrobat 247 shutterstock. Instrument transformers are designed to provide reliable performance in accordance with latest stringent global design standards like iec and ieeeansi. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Easily combine multiple files into one pdf document. Single line diagram of 3311 kv jampaijala for tender purpose. The dcb technology is a recipient of the swedish national power grid environmental price. A report on summer training undertaken at 2202 kv substation at bhinmal jalore under the guidance of er. Pdf reliability evaluation of a 233 kv hv substation.
Combine the outline and lists in a logical order to set up an effective schedule. Begad junior engineer, 220kv gss, bhinmal submitted by. Technical specification construction of 3311 kv primary sub. The power transformer, circuit breaker, busbar, insulator, lightning arrester are the main components of an electrical substation. Operation of two circuit breakers is required to 102 substation layouts figure 3. This allows for the control of power flows in the network and general switching operations for maintenance purposes. How to combine files into a pdf adobe acrobat dc tutorials. Aug 1, 2011 a construction of new 3311 kv primary substation. Each section of the mesh is included in a line or transformer protection zone so no specific separate busbar protection is required. Figure 8 shows as an example a 145 kv substation located in the northern part of sweden.
Usually this is done by the field staff of electrical section, vadasserikkara by closing the 11 kv delta ab. Substation configuration reliability 1 reliability of substation configurations daniel nack, iowa state university, 2005 introduction while one of the strongest points in a power system is the electric substation, it still contains what could be described as weak points or points of. Existing and proposed single line diagram for 3311 kv. Oct 07, 2014 the rec standard mentions that an outdoor type 3311 kv substation should have 2 power transformers and 3 outgoing feeders. The main bus 33kv is connected to grid located at sector25, indiranagar, lucknow. Design parameters and standard layout of a 3311 kv substation. Energypac has been manufacturing reliable instrument transformers for more than 30 years. In this work, the data of outages are collected for high voltage substation equipments of 233 kv nirjuli substation a remote location of arunachal pradesh and the reliability of the overall. Development of an electrical substation equipment performance database for evaluation of equipment fragilities. The analysis is done by using advance software electrical transient analyser program etap with detailed load flow analysis.
Basic substation configurations and the components. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36. Single line diagram of 3311 kv jampaijala for tender. Megger makes electrical test equipment to help you install, improve efficiency and extend the life of assets and cable networks at high, medium and low voltage. Feb2016 rev2 installation of special equipment and devices if required to maintain the same as per the standards shall be by the consumer at his own cost. Best practices for protection and control applications for. The use of sf6 circuit breaker is mainly in the substations which are having high input kv input, say above 220kv and more.
In phasei, a study of existing network and availability of space for the substation and lines up to 11 kv of the campus is to be carried out. Stability of the system, reliability of power depends on the type of layout chosen and components used in the sub stations. 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. Merge pdf online combine pdf files for free foxit software. Summ ary of 230 kv and 500 kv substation equipment in database. This research paper deals with the simulation of 23311kv substation. There must be provision for 2 additional 11 kv outgoing feeder for load enhancements in future.
Khimtibarhabiselapsiphedi 400 kv substation project. In phasei, a study of existing network and availability of space for the substation and lines up. Also, we have carried short circuit study of 23311 kv substation system using etap software. Overhead lines and substation equipment can be protected against direct strokes to a considerable extent by using earth or ground wires, which shield the equipment. Substation configuration reliability 1 reliability of substation configurations daniel nack, iowa state university, 2005 introduction while one of the strongest points in a power system is the electric substation, it still contains what could be described as weak points or points of failure that would lead to loss of load. Tcn emerged from the defunct national electric power authority nepa as a product of the merger of the transmission and operations. Electrical test equipment power station to plug megger. Manual for transmission lines and substation construction. Protection and control applications for transmission substations. Highvoltage, highfrequency devices for solid state power. Industries, electrical system studies using etap 2019. Technical guide the mvlv transformer substations abb group. Power supply guidelines for major projects 4 of 19 issue. Jul 28, 20 substation is a interface for receiving power and to distribute power.
The hit plus transformers also combine extremely reduced loss values a0ak. Our presented products are extremely used in the market for their longer working life. Abbs innovative hybrid substations combine gas and airinsulated switchgear technologies to make the installation more compact, minimize maintenance requirements and maximize availability and reliability. When if the gas gets decreases there is a motor connected to the. Operation and commissioning of 3311 kv power substation eep. Ctr 200 11 a single line diagram of 3311 kv jampaijala for tender purpose only. The gas is put inside the circuit breaker by force ie under high pressure. Feb2016 rev2 in case of 211kv substation away from the road rightof way row, the party shall provide sufficient corridor from the substation boundary to the road. Our pdf merger allows you to quickly combine multiple pdf files into one single pdf document, in just a few clicks.
Abbs disconnecting circuit breakers higher substation. Shielding methods do not permit an arc to form between the conductor and ground. A wide variety of 11 kv substation options are available to you, such as power, current. Traction power electrification system investigation report washington metropolitan area transit authority. Supply in the package materials have been classified as under i.
Choose from a variety of file types multiple pdf files, microsoft word documents, microsoft excel spreadsheets, microsoft powerpoint. Pdf development of an electrical substation equipment. Abbs largest ever 2 kv gis installation in the uk substations new compact gas insulated switchgear gis built within the existing footprint of a timeserved outdoor air insulated switchgear ais substation. Distribution substations are usually characterized by voltages up to 230 kv on the primary side and on the low side the voltages are typically, 12.
Technical specification construction of 3311 kv primary substations. Now the transmission line first parallel connected with lightning arrester to diverge surge, followed by cvt connected parallel. You can also choose from three, single 11 kv substation, as well as from composite polymer 11 kv substation there are 5 suppliers who sells 11 kv substation on, mainly located in asia. Design,supply,manufacturing,erection, te sting and. Power supply guidelines for major projects 7 of 19 issue. Ps2pdf free online pdf merger allows faster merging of pdf files without a limit or watermark. Ctr 15050 11 a single line diagram of 3311 kv jampaijala for tender purpose only. Volsec clause text as per bid document bidders queries nea response clarification no. Detailed investigation of substation and preparation of boq to be. The custodian of feeders such as rpg1, rpg2, 33 kv ptpe etc. The plant has a dustfree, climate controlled atmosphere, employing stateoftheart technology. Join the grabcad community today to gain access and download. Electric transmission specifications and drawings, 34.
Until recently, the nampower grid consisted of a radial network, with bulk power supplied. Technical specification construction of 3311 kv primary. Guidelines for substation and power distribution systems. Old 8 kv transmission substation has no breaker failure relaying if line fault occurs and breaker fails, how can we ensure protection clears fault. Ssvt and ssmv product catalog oilfilled station service. Best management practice bmp manual february 2007. The number of 33 kv incoming feeder may be one or two depending upon the requirement. Api residential 2016 program transmission design voltages above 33 kv one off designs from substation to substation suite of structures long spans typically 300 metres and longer steel towers, steel poles, concrete poles special foundation designs.
In case of the carve out, merger,demerger of companies and a new entity formed due to the same, can you please clarify as to what financial and technical. Introduction sub stations are important link between generating stations and distribution networks. Lot 3233 kv substations and switching stations volume 2 section vi employers requirements part b substation technical requirements. The case for a new 400 kv grid power consumption in namibia is concentrated in windhoek and in the northern region, where most of the mining and mineral industry is located.
Pdf merge combinejoin pdf files online for free soda pdf. The 11 kv townperunad feeder can be extended to 11 kv vadasserikkara feeder from the ranni 110 kv substation. Traction power electrification system investigation wmata. Consultancy technical assistance by cea a in the last five year or so central electricity authority provided design and engineering consultancy technical assistance for the following transmission lines and associated substations. Commissioning process for new substation equipmenthayes. Highvoltage, highfrequency devices for solid state power substation and grid power converters the devices discussed in this paper were produced by creepowerex. Wapp expression of interest for 330 kv median interconnection project.
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