In the switchyard editor, drag the bean tool from the components section of the palette onto the canvas. Play now summary this 43minute video covers basic safety principles and practices applicable to substation and switchyard maintenance work. The design of the backup protection needs to be coordinated with the design of the primary protection and essentially it is the second line of defence after the primary protection system. Sn29736psuppliers, a trading hub for brokers, merchandisers and distributors to trade sn29736p and all kinds of electronic components. Protection system design for substation free download as powerpoint presentation. Training report on 4002202 kv switchyard in india design and engineering. Substation packager substation products corporation. Substations generally have switching, protection and control equipment, and.
Sealed applications shall be delivered to the address below on or before prequalification closing date as shown below. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Design, procurement and construction of century power. Between the generating station and consumer, electric power may flow through several substations at different voltage levels. Figure 1 existing substation with 220 kv breaker and a half and 110 kv double bus. A switchyard connects and disconnects lines on the grid for various reasons. Turnkey 400 kv 220 kv greenfield substation with 5 bays at 400 kv and 7 bays at 220 kv.
They are widely used to sectionalize power systems see fig. Safety in substations and switchyards instant video. Bushings insulating bushing current transformers operating mechanism c. Lm2907n, lm2917n sn29736p1 datasheet snas555c june 2000revised march 20. Substation products corporation is a international supplier of substation structures and electrical equipment. A substation is a part of an electrical generation, transmission, and distribution system. Design study for 3311 kv substation, distribution and. Fundamentals of modern electrical substations part 1. Substation and switchyard both are different and these two switchyard is the inter connector between generation and transmission, and same voltage is mentained in switchyard, substation is the inter connector between transmission and distribution. Answer shubham batham a switchyard is where the power is maintained at same level without change of voltage after generating transformer the power is feed to the switchyard with the help of conductor bar. Electrical clearance in substation electrical notes. The business process is a help desk workflow, and is available in the quickstarts git repository under.
Commissioning of chimtala 220 kv switchyard extension. 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 balance 8 bays in 220kv system commissioned during 197983. Via inplace elevation of substation structures and equipment pdf. The following were the members of the substation protection subcommittee of. The fill for embankment ranges up to 27 feet in depth and the cut for excavation ranges up to 24 feet in depth. Mediumvoltage shielded power cable 2 kv up to 35 kv 570. This opens the standard eclipse new interface wizard.
Setting procedures are only discussed in a general nature in the material to follow. This project overall view of 220kv switch yard in dr. Supply and install gantries and bus conductors for the 220 kv switchyard extension along. A project report on operational description of 400kv switch yard at under the guidance of sri. As the voltages in the grid have magnitudes of several hundred kilovolts in the national power. Operational description of 400kv switchyard ntpc ramagundam. A distribution substation transfers power from the transmission system to the. Report on industrial summer training on 220 kv substation 1. Iocsewp personnel access to electrical rooms and substations version 1 this document is uncontrolled if printed.
Soa repository artifact model and protocol user interface sramp ui project documentation. Study of substation equipment and protection seminar reportpdfppt download these may be hydro, thermal, atomic etc. It describes electrical, chemical, and personal hazards that may be encountered in substations and switchyards. Exampleservice, any other details and press finish. Construction of substation 1103510 kv kotor and 110 kv. It changes the voltage up or down for transmission or distribution. The construction of ss 1103510 kv kotor skaljari and 110 kv ohl tivat kotor is the project of the connection of one of the most important tourist centers in montenegro to the transmission network, whereby difficulties in power supply would be significantly reduced project implementation includes. Create a new interface by clicking the interface link. A 500kv ais switchyard rejuvenation in british columbia. Design, installation, testing and commissioning of switchyard 2 kv, 220 kv, 400 kv and 765 kv procurement and supply of circuit beakers, plcc system, isolators, transformers, insulators, busbars, hardwares, marshalling kiosks and earthing, among others. A circuit breaker is used as a protection device to interrupt fault currents. Today, conventional substation protection and control systems are of a widely distributed. The foundations were constructed over piles as site.
Substation, its function and types an electrical substation is an assemblage of electrical components including busbars, switchgear, power transformers, auxiliaries etc. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. Technical specification for design, supply, installation. Refer to document management system for most up to date version page 2 of 5 an electrical room is a room requiring authorized access, containing electrical.
Contents abstract switchyard definition switchyard equipment relays protection schemes of relays switchyard emergencies plan of actions of switchyard. The substation features three 8 kv and three 230 kv underground transmission line terminals, with each voltage having two terminals installed initially and the infrastructure installed for a future line. Study of substation equipment and protection seminar. Report on industrial summer training on 220 kv substation. This switchyard is heart of the orissa grid for which state load dispatch center sldc was. Why are you not giving an equation in pdf file i want all the equation which is not shown in pdf file of design study for 3311 kv substation, distribution and protection in the city of kenya so what can i do reply. If protection fails or is absent, lightning that strikes the electrical system introduces thousands of kilovolts that may damage the distribution lines, and can also cause severe damage to transformers and other electrical devices. Centralized substation protection and control ieee psrc. In switchyard we are using hand gloves to open or close isolator and give a earth switch in 66 kv,2 kv and 220 kv but the rating of gloves is maximum 40 kv then why we using that gloves.
This disambiguation page lists articles associated with the title switchyard. Business process management functionality has been added to switchyard via the bpm component the bpm component leverages jbpm 5 currently version 5. What is the difference between a substation and a switchyard. In order to ensure the proper functioning of substations and related equipment such as linemounted switches and capacitors, most. Addition of 1 x 160 mva, 220110 kv autotransformer in chimtala 220110 kv substation and equipping the existing 2 x 220 kv spare bays project in chimtala, kabul. Mipsycon 2012 simplifying protection system design for. The switchyard is basically integration of several electrical equipments suitably.
Kv i 220 kv gis ss comprising 2 numbers feeder bays, 2 numbers 160 mva transformer bays, 1 number bus coupler bays with bus pt as detailed in the schedule of works. Operational description of 400kv switchyard ntpc ramagundam rstps 1. Transformer protection application guide this guide focuses primarily on application of protective relays for the protection of power transformers, with an emphasis on the most prevalent protection schemes and transformers. Distribution voltages are typically medium voltage, between 2. Lightningproduced extreme voltage spikes in incoming power lines can damage electrical appliances. Solution all risk to execute by due date on abb abb typical conventional switchyard design met budget and time frame. These components are connected in a definite sequence such that a circuit can be switched off during normal operation by manual command and also automatically during abnormal.
A 500kv ais switchyard rejuvenation in british columbia using hybrids. Final under the hood to accomplish this to illustrate this new functionality, a new quickstart demo has been created. This opens a wizard prompting for details about the component. The operations and equipment are essentially all at the same voltage level. Switchyard substation upto 400kv have generally been installed in the country. Simplifying protection system design for distribution substations page 2 of designing the wiring from the switchgear to the protection panels, cutting out the old wiring, installing the new panels, installing the field wiring between the switchgear and the relay panels, and installing new doors for the switchgear. Fundamentals of electrical substations and switchgear. If an internal link led you here, you may wish to change the link to point directly to the intended article. 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 used as the distribution center where.
Evaluation of a centralized substation protection and control. Nttps is constructed in such a way that every one understand about the construction and working of 220 kv switch yards and its equipments. Benefit increase system reliability able to bring needed capacity into system prior to summer peak. The switchyard is located approximately 850 feet southwest of the right abutment of the dam, and approximately 170 feet higher than the top of the dam. Substation lightning protection and earthing standard. Chapter8 switchyard equipment hv bus bars, switchyard. A switchyard or substation, consisting of large breakers and towers, is usually located in an area close to the plant. Pgcil, new delhi 400220 kv gis substation with central.
A general procedure for responding to imminent dangers and accident. Design guide for rural substations usda rural development. How new technologies can improve monitoring and control by lourenco teodoro, indusoft substations are a critical component for maintaining electrical supply and load control in low voltage, medium voltage and high voltage electrical distribution networks. Lightening arrestors capacitive voltage transformer 400 kv switchyard ntpc safe guards the equipment by discharging the high currents due to lightning and to discharge the high voltage surges in the power system due to lightning to the ground. Ingledow 500 kv existing 1 circuit breaker arrangement t4t5 ntc kly bpa hdn bpa 11 10 12 6 7 9 8 5 4 3t2 5mb2 5mb1 cge cb abb cb 3.
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