Load flow analysis of 2 kv substation using etap software. Single line diagram 33kv substation in new town, kolkata. Power evacuation, main single line diagram, grid interconnection. Residential electricalhome electrical wiringelectrical symbolselectrical layoutelectrical. These single line diagram 33kv substation are an important part that needs to be taken care of in every small and large project. The single line diagram sld in figure 1 shows the khimtikathmandu 220400 kv transmission line and illustrates how barhabise, laphsiphedi and changunarayan grid substations are interconnected in order to enable transmission supply at 2 kv and eliminate.
Electrical design of 233kv substation line diagram. The section2 of 233 kv substation was inaugurated by last chief minister of uttar pradesh sri akhilesh yadav. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Regarding elements in single line diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first 6611 kv outdoor substation single line diagram. Single line diagram the single line diagram of 233 kv. Basic singleline diagrams for substations ieee journals. We are bestowed by an ingenious team of professionals who assist us to provide complete solutions for threephase power system diagram with the help of single line diagram. Basically, substation consists of power transformers, circuit breakers, relays, isolators.
Also an additional 2 kv purukulbindal line is now being connected to the substation. View and download powerpoint presentations on 2kv substation ppt. Regarding elements in singleline diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first 6611 kv outdoor substation single line diagram. Substation single line diagram sld a single line diagram sld of an electrical system is the line diagram of the concerned electrical system which includes all the required electrical equipment connection sequence wise from the point of entrance of power up to the end of the scope of the mentioned work. There are three section of substationone incoming section of 2 kv and. A substation is part of a system and not an entity to itself.
Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Pdf reliability evaluation of a 233 kv hv substation. The layout, single line diagrams and the typical general arrangement drawings included in the tender. Single line diagram of 11kv substation autocad cadcam.
The fourth level range the lets in 362 kv and 420 kv voltages with the same gis type. B substation standards switching diagram operating numbers bus configuration. The key diagram of this substation can be explained as under. To overcome the under voltage at the 11kv, 33kv feeder buses and 2 kv buses capacitor bank of suitable ratings are added. Sep 27, 2015 as in the case of 2202kv substation, the single line diagram sld shall show. The hv mv substation in a public distribution system electrical engineering. Pdf power flow analysis of 230110 kv substation using etap.
Section 4 is the load flow analysis of the substation. Single line diagrams sld a single line diagram shows the disposition of equipment in a substation, or network, in a simplified manner, using internationally accepted symbols to represent various items of equipment such as transformers, circuit breakers and disconnectors, generally with a single line being used to represent threephase connections. The single line diagram of the substation is simulated in etap based upon actual data, and it is seen that at the 11kv, 33kv feeder buses and 2 kv buses there is under voltage. Numbers of breakers, disconnect switches, transformers, auxiliaries, protective devices, lines and. A substation standards switching diagram operating numbers bus configuration 6. We also provide proper information and knowledge about the single line or one line diagram. Single line diagram of 233 kv grid sub station bettiah 2 kv transfer bus 2 kv main bus 33 kv main bus 20 mva abb make tr. Distribution voltages are typically medium voltage, between 2. Section 6 is the load flow analysis of the substation with an improvement to surmount. Single line diagram33kv11kv substation this is the easy way to understand the working of substation. Lets explain the main parts of it and how it actually works. What is the single line diagram of 2 kv substation answers. Section 3 is the simulation of single line diagram of 220 kv substation in etap based upon practical data.
Section 5 contains the alert summary report generated after load flow analysis. I transmission line structure standards steel pole structures maintenance provisions details. Nonsecurity item tender document for construction of 233kv substation on turnkey basis for supply, transportation, erection, commissioning and civil work tender no. Electrical single line diagram of substations in kolkata. Autocad, cadcam, solidworks, engineering, electrical engineering see more. Find powerpoint presentations and slides using the power of, find free presentations research about 2kv substation ppt. Basic singleline diagrams for substations abstract. The power from main bus was fed into a 20mva transformer which. Figure 1 shows the single line diagram of a typical 6611 kv substation.
Ctr 200 11 a single line diagram of 3311 kv jampaijala for tender purpose only. The single line diagram of the substation is simulated in etap based upon actual data and it is seen that 2301 10 kv feeder bus there i s under voltage 2. Distribution substations michigan technological university. The first step towards the design of a 4002202 kv substation is to determine the load. Single line diagram 33kv11kv substation in hindi youtube. Single line diagrams of substations 6611 kv and 110.
The input for a distribution substation is typically at least two transmission or subtransmission lines. A single line diagram sld of an electrical system is the line diagram of the concerned electrical system which includes all the required electrical equipment connection sequence wise from the. The owner has to derive his supply from ummbab substation and run a new supply line to the new cement plant5, where a 33 6. The next level range covers 245 kv and 300 kv with one gis type. Page 17 to the 2kv substation through two double circuit transmission lines. Gis substation design and execution hv and ehv gis. Rebuild the existing wylfa to caergeiliog single circuit 2kv overhead line with double circuit tower line 16km.
A substation engineer should have a good understanding of the electrical equipment and layout of hv power substation. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Figure 1 shows the singleline diagram of a typical 6611 kv substation. A mini project operation and maintenance of a 2202 kv.
Design of 233kv substation sudipta sen, arindam chatterjee. The design of the entire substation was made keeping in mind the most basic requirements of a proper substation including the civil and domestic requirements. The main function of the substation is to collect the energy. In selecting the singleline diagram for a substation its requirements from the point of view of the following should be considered. One line diagram for 233 kv grid substation 56 fig 8. Gis substation design and execution hv and ehv gis application and design considerations jeanlouis habert. Normally, a power system is designed so that the effects of an outage caused by the failure of a single component such as a transformer, transmission line, or distribution line will result in minimal interruption of service and affect the fewest customers possible. These are free standing, floor mounting type but grounded. Install a new grid transformer at caergeiliog 233kv 60 mva.
Electrical design of 233kv substation line diagram, single line. Example on how to design a low voltage switchboard. Pdf maintenance and operation of an electrical substation of 220. The 3phase, 3wire 11 kv line is tapped and brought to the gang operating switch installed near the substation. 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. Single line diagram 233 kv 2 x 63mva transformer substation.
At present, an extra 20 mva transformer is being currently installed at the substation. The project work assigned to us was to 233 kv ehv substation electrical design. Substations a substation is a part of an electrical generation, transmission and distribution system. Single line diagram maine buses desktop design projects desk blue prints. Extend nget substation at wylfa with a new 2kv feeder bay. Centralized substation protection and control has been attempted in the past based on the available technology. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. I want the attached picture to be made perfectly on autocad or related software so that, i can print the electrical single line diagram out. Design,supply,manufacturing,erection, te sting and. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations.
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