Load flow analysis of 2 kv substation using etap software. Single line diagram 33kv substation helps you to understand the layout of your space and gives you a clear image of the placement of various items. Autocad, cadcam, solidworks, engineering, electrical engineering. Power evacuation, main single line diagram, grid interconnection. The key diagram of this substation can be explained as under. Compact substation 2 the substation is a compact enclosure consisting of mv switchgear, a transformer and an lv switchboard located in three separate compartments which are segregated from each other by means of partitions in order to ensure personnel safety. Its emphasis is on communicating the functions of the power equipment and. Lets explain the main parts of it and how it actually works. The main advantages of this network configuration are. The single radial scheme for a network with several voltage levels has a tree structure, possibly with backbones which supply the loads distributed along the route. The substation design manual is not intended to replace asset management standards, but rather to act as a reference document that crossreferences existing standards and process documentation and plugs any gaps where asset management documentation does not exist. Single line diagram of 3311 kv jampaijala for tender purpose.
The single line diagram of the substation is shown in the figure below. Jun 08, 2011 158 responses to 11kv 415v overhead line. It is a usual practice by many electrical utilities to prepare oneline diagrams with. Single line diagram of 3311 kv jampaijala for tender. Jun 20, 2018 single line diagram33kv11kv substation this is the easy way to understand the working of substation. Single line diagram of 11kv substation 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. Key diagram 11kv400v i the 3phase, 3wire 11 kv line is tapped and brought to the gang operating switch installed near the substation. Projects product 11kv 433v mobileskid mounted substation sheet 5 of 46 with zero adjusting devices for external operation. Aug 25, 2018 single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Single line diagram of 11kv substation autocad cadcam.
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. Key diagram 11kv400v indoor substation iiteeeestudents. The first step in planning a substation layout is the preparation of a oneline diagram, which shows in simplified form the switching and protection arrangement required, as well as the incoming supply lines and outgoing feeders or transmission lines. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. 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. Eess10480 6611kv z632d single line diagrams pdf file, 3. Distribution substations michigan technological university.
A substation is part of a system and not an entity to itself. Problem 4 draw the single line diagram of a 66 11kv substation having the following equipments. The power from main bus was fed into a 20mva transformer which. Outgoing feeder for feeding the other subsequent substations or. Regarding elements in singleline diagrams, they were already explained in previous article, so if you didnt read it, its advisable to do it first. The single line diagram makes the system easy and it provides the facilitates reading of the electrical supply. The single line diagram sld is the most basic of the set of diagrams that are used to document the electrical functionality of the substation. The substation scope is identical to barhabise 220211 kv substation as above. The single line diagram sld in figure 1 shows the khimtikathmandu. Single line diagrams of 220kv66kv11kv transmissiondg 01. Understanding substation single line diagrams and iec 61850. Section 5 contains the alert summary report generated after load flow analysis.
This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Substation provides the energy supply for the local. What is a electrical substation definition, layout, and. Projects product 11kv433v mobileskid mounted substation sheet 5 of 46 with zero adjusting devices for external operation. Single line diagrams of substations 6611 kv and 110.
Key diagram of substation key diagram of 11kv400v indoor. These single line diagram 33kv substation are an important part that needs to be taken care of in every small and large project. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. Single line diagram33kv11kv substation this is the easy way to understand the working of substation. Each feeder must has its own overcurrent protection. Pdf single line diagram of substations pankaj choudhary. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Problem 4 draw the single line diagram of a 6611kv substation having the following equipments. The dumez distribution feeder network has an 11kv system with substations and transformers which step down the. The single line diagram of the 33kv substation is depicted in the figure below. 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. Design of 6611kv, 20mva substation before the ratings of various items of equipments in a substation are chosen and their locations in the substation decided it is necessary to draw a single line diagram, also called key diagram.
The 3phase, 3wire 11 kv line is tapped and brought to the gang operating switch installed near the substation. Switchgear ring main unit rmu with fuse circuit breaker single line diagram pe 2. Single bus substation this is the one line of a single bus substation fed by a single radial subtransaission line. The main bus 33kv is connected to grid located at sector25, indiranagar, lucknow.
Single line diagram of 3311 kv jampaijala for tender purpose only. Design,supply,manufacturing,erection, te sting and. The primary switch must be able to break the transformer excitation current. The difference between the ground potential rise and the surface potential at the point where the person is standing while at the same time having a hand in contact with a grounded structure. Medium voltage products technical guide the mvlv transformer. The transformer may have differential relaying that trips all of the feeder breakers in the event of. Now the transmission line first parallel connected with lightning arrester to diverge surge, followed by cvt connected parallel. Figure 1 shows the single line diagram of a typical 6611 kv substation. The main function of the substation is to collect the energy. Existing and proposed single line diagram for 3311 kv aska s. Technical guide the mvlv transformer substations abb group. Pdf single line diagram of substations denny rama prahara. Outgoing feeder for feeding the other subsequent substations or switchgear.
Single line diagram 33kv11kv substation in hindi youtube. Chapter 6 substation and transmission line facilities. To overcome the under voltage at the 11kv, 33kv feeder buses and 2 kv buses capacitor bank of suitable ratings are added. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Electrical design of 233kv substation line diagram. In the right corner of the image, we can see a sld of 11kv to 400 v step down.
Medium voltage products technical guide protection criteria. All rus borrowers rus electric staff effective date. 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. Pdf classification of substation singleline diagrams based. The connection of the substation is divided as incoming or power feeder connection. Existing and proposed single line diagram for 3311 kv. Single line diagram 33kv substation in new town, kolkata. Ctr 200 11 a single line diagram of 3311 kv jampaijala for tender purpose only. Section 4 is the load flow analysis of the substation. Generally terminal voltage of large hydro generators is 11 kv in india. The equipment of carrier current is installed in the substation for the purpose of communication, supervisory control, telemetry, andor relaying etc. Figure 1 shows the singleline diagram of a typical 6611 kv substation.
Substation standard z732 zone substation operating single. The reliability represents equipment reliance, that is, if the equipment fails frequently then its reliability is low. Dec, 2018 single line diagram of an electrical substation. Single line diagram of 2x5 mva 3311 kv goh ss proposed goh gss 2x20mva 19 km dog terminal gantry 33 kv line 33 kv pt 33 kv bus bar 33 kv bus isolator 33 kv v.