Substation design guide a pdh online course for engineers. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. 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. Part 3 of the course fundamentals of modern electrical substations is concentrated on substation engineering aspects, which may be very challenging and require from utility companies engineers a very diverse knowledge and experience to address these aspects. The substation equipments such as conductors, transformers, etc. An electrical substation is the component of a power system with which voltages are transformed for the transmission, distribution, transformation and switching of power. Electrical utilities and substation design autodesk community. Basic substation configurations and the components avo training. The planning, engineering, design, procurement, construction, and operation of transmission and distribution substations are covered. Design guide for rural substations usda rural development. In a thermal power plant i saw a substation of 220kv and in the other one 2kv. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power generating stations. Template drawings that support the standard substations are stored in the edms and are identified as an approved standard substation template drawing by the eess prefix to the drawing number.
The substation is the part of an electrical supply system which transmits the high voltage from the generating substations to the local distribution networks. Basement floor electrical layout plan details of house pdf file see more drawings details of housing apartment with electrical installation plan dwg file that shows electrical light fitting details. Electrical power substation engineering and layout. Substation substation a station in the power transmission system at which electric power is transformed to a conveniently used form. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power. This electrical substation and switchyard design course focus on elementary safety standards and practices in substations and switchyard design. Whenever light surges occur then, a highvoltage pass through these electrical components causing damage to them either temporary or permanent damage based on the amount of voltage surge. Your computer may not have enough memory to open the image, or the image may have been corrupted. Covers bare conductors, rigid and strain bus design. The switch can be replaced by two manual high voltage breakers that can break the load. These fenced off areas see figures 1 and 2 step down the voltage in the transmission lines to one that is suitable for the distribution grid.
To better understand the importance of electrical substations, lets start with a discussion about the structure of the power systems and their main components. Some types of substations are tiny in size with an inbuilt transformer as well as related switches. The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers. I am working currently in the water domain and exploring the adoption of. The manager substation design is the subject matter expert sme for the content and shall. Substation design introduction course september 2020 in. Our thanks to cooperative research network of the national rural electric cooperative association. Substation equipment an overview sciencedirect topics. Electrical substation safety is an important issue in utility networks as well as large industrial. The largest collection of symbols in the network in pdf format. Rus bulletin 1724e300 design guide for rural substations issued june 2001, 764 pages, pdf file format. This course is one of a series of thirteen courses on the design of electrical substations. Single line diagram of 11kv substation all about electrical.
The substation construction manual is not intended to replace asset management standards, but rather to act as a reference document that crossreferences existing standards and process documentation. The station may consist of transformers, switches, circuit breakers and other auxilliary equipment. What is a electrical substation definition, layout, and. Restart your computer, and then open the file again. The substation construction 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 plug any gaps where asset management documentation does not exist.
Electrical substation components list diagram, working. Substation 3d models for download, files in 3ds, max, c4d, maya, blend, obj, fbx with low poly, animated, rigged, game, and vr options. Substation design introduction course september 2020 in denver. Reinforced concrete mechanical fabrication electrical landscape architectural 3d solid modeling the autocad electrical sample drawings are available to view in 3 different file formats. Depending upon the availability of resources these stations are constructed.
Design parameters and standard layout of a 3311 kv substation. I am working currently in the water domain and exploring the adoption of autocad electrical for drawing substation drawings and linking the same with the substation shown as a point in the main map. You are required to study the design guide developed for the united states department of agriculture. They are also equipped with circuit breakers to protect the. The main function of the substation is to collect the energy transmitted at high. Technical guide the mvlv transformer substations abb group. Western will require 40 calendar days to answer correspondence pertaining to each submittal of data or drawings. This drawing also provides you with a good autocad template autocad. Electrical substation design, testing and commissioning procedure. Distribution substations michigan technological university. In this method we have assumed value of shielding angle as well as protection angle 45o. An electrical substationis a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers. Pdf green and sustainable power is the need of the day.
Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Substation layout free download as powerpoint presentation. Report on industrial summer training on 220 kv substation. The fence is connected to a separate grounding conductor. Most of the power delivery systems are all tied together in one of the three major grids. The substations are mainly used to convert ac alternating current to dc direct current.
Transmission to distribution substation designs vary in complexity, proportional to their rating mva and application. An electrical substation is the component of a power. May 15, 2018 electrical substation now days the electrical power demand is increasing very rapidly. For preparation of dslp layout of substation, many design methods are used from among all, we are using fixed angle method for dslp design. Covers the application and relevant specifications related to. The electrical substation does not have a single circuit but is composed of numerous outgoing and incoming circuits which are connected to a busbar i. A variety of engineering disciplines are involved including civil, mechanical, electrical. Substation layout consists essentially in arranging a number of switchgear components in an ordered pattern governed by their function and rules of spatial separation. 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. So, i want to know how we decide the size of substation on kv.
Layout 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. The substation receives electrical energy directly from generating stations through incoming power supply lines while it delivers electricity to the consumers. The main bus 33kv is connected to grid located at sector25, indiranagar, lucknow. The main bus 33kv is connected to grid located at sector25, indiranagar. Provision of wpd earth terminals to customer lv installations. So, the safety manual is prepared on the basis of power safety rules handbook and gerc power system safety standard by making necessary modifications. Substation automation systems make their control and monitoring possible in real time and help. Fundamentals of electrical substations and switchgear. Ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802. Bus bar arrangement of substation electrical substation. Western power distribution is the electricity distribution network operator for the midlands, south wales and the south west. Single line diagram of 11kv substation substation provides the energy supply for the local area in which the line is located. It is a usual practice by many electrical utilities to prepare oneline diagrams with.
The substations are mainly used to convert ac alternating current. An electrical substation is a combination of a number of major electrical equipments like power transformers, circuit breakers, instruments transformers, bus bars. Substation substation a station in the power transmission system at which. Replace previous bulletin 651 with this bulletin and file with 7 cfr part 1724. 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. Between the generation and distribution, the voltage may vary through several substations.
A substation is an electrical system with highvoltage capacity and can be used to control the apparatus, generators, electrical circuits, etc. This 15hour course provides criteria and guidance in the engineering and design of electrical substations. Electrical substation now days the electrical power demand is increasing very rapidly. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last. The substation construction manual is not intended to replace asset management standards, but. Now the transmission line first parallel connected with lightning arrester to diverge surge, followed by cvt connected parallel. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Ranked 27th in quality of electricity supply source wef. For consultation and interpretation of components, devices and electrical and electronic circuit. 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 using design manual, specifications, internal standards. For preparation of dslp layout of substation, many design methods are used from among all, we are using. All rus borrowers rus electric staff effective date.
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. The objective is to use topobase for showing the electrical transmission and distribution lines on a map of uk. Impact of new grid developments on substation design. Covers the layout considerations, bus configurations, and electrical clearances. Overhead lines and substation equipment can be protected against direct strokes to a considerable extent by using earth or ground wires, which shield. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseno subw\copy of svc subst profile 2. Different layouts for substation radial, tapped, lilo.
So, i want to know how we decide the size of substation on kv and. Spatial separation earth clearance this is the clearance between live parts and earthed structures, walls, screens and ground. Whenever light surges occur then, a highvoltage pass through these electrical components causing. Electrical utilities and substation design autodesk. A variety of engineering disciplines are involved including civil, mechanical, electrical power and communications. In no case should two different floors of any building be included in one electronic file. A substation is a part of an electrical generation, transmission, and distribution system. Power system structure the typical power system structure is shown in fig. An electrical substation is a subsidiary station of an electricity generation. Different layouts for substation the substation is the part of an electrical supply system which transmits the high voltage from the generating substations to the local distribution networks. Freehand sketches or skewed scans will not be accepted. 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. Fundamentals of modern electrical substations part 3. Electric power may flow through several substations between generating plant and consumer, and may be changed in voltage in several steps.
May 03, 2017 basement floor electrical layout plan details of house pdf file see more drawings details of housing apartment with electrical installation plan dwg file that shows electrical light fitting details in the house along with earthing wire fuse circuits electrical wiring fittings details. Other substations in the area influence the design of a new substation. If the red x still appears, you may have to delete the image and then insert it again. Substation design guidelines eep electrical engineering portal.
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