Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Look first in your text book then you can look in the internet. Technical guide the mvlv transformer substations abb group. To find the document you need, enter a keyword or document number in the search field, or select a category from the list in the search by category field. This is an extremely simple means to specifically acquire lead by online. The system is three phase, 50 hz and power is to be distributed to consumers under nesco at appropriate voltage level via distribution substations, which operate at 33 11kv, 33 0. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers. Design of earthing grounding system in a substation grid. Early electrical substations required manual switching or adjustment of. This bulletin provides a basic design guide and a reference tool for. Economical voltage rating has been categorised for different power range to be received thumb rule.
Any technicalcourseis incompletewithoutsome type of training. You could not abandoned going considering books deposit or library or borrowing from your contacts to entry them. What are different insulators employed in substations. Example of substation design electrical part 65 14. The transformer steps down the voltage to 400 v, 3phase, 4wire. Distribution transformers shall be in accordance withapplicable parts of c57 ieee and westerns requirements which include limits on percent impedance voltage ratings. Substation design power substation substation protection system electrical substation engineering electrical substation design cbip manual for substation 3311 kv substation construction manual electrical substation design. Kenya power and lighting co ltd vi 3 contract a39 distribution reinforcement and upgrade technical specifications and drawings 4. Stages of power substation project design, construction and related environmental impacts and mitigation 45. In the example provided, the power used on the main lv switchgear is 732 kva. Distribution lines 36 design criteria 36 construction practice, their environmental impacts, mitigation and work process 37 iv.
Distribution voltages are typically medium voltage, between 2. There are two 66 kv incoming lines marked incoming 1 and incoming 2 connected to the busbars. The work includes the design, manufacturing, training, testing and inspection at factory, export packing, shipping and delivery to each site, erectioninstallation, testing and commissioning for the following 3311kv ss equipment including civil works. Electrical substation scribd read books, audiobooks. There are four 220 kv incoming feeders for this substation coming from. This research paper deals with the simulation of 23311kv substation. 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. This specification is intended to cover complete design, engineering, assembling, testing at manufacturers works, substation building, complete erection, testing, commissioning and putting into successful commercial operation of 66 11 kv substation. The station may consist of transformers, switches, circuit breakers and other auxilliary equipment. The following current and former members of the substation subcommittee of the. Home university of southern california dissertations and theses 66 to 11kv new distribution substation design. Electric corporation, electrical transmission and distribution reference book. Specification for erection, testing and commissioning of.
Basic substation configurations and the components. Pdf in power system the voltage at different buses vary with the change in load. It shall not be used for the design of substations with indoor rated hv plant. Read online ieee substation guide ieee substation guide getting the books ieee substation guide now is not type of inspiring means. The cross section of the buried cable should calculated in accordance with the value of the phasetoearth short.
The performance of 6611 kv distribution substation without and with svc at. A substation is a part of an electrical generation, transmission, and distribution system. Overhead design and construction fundamentals presenter. Also outlined is the requirement for cable easements on private property, provision of detailed designs, ausgrid site inspections, and provision of field book recordings. Title type vehicle body layout and analysis john fenton pdf chapter 9 site selection layout. Practical training report on 2206611 kv substation eep. Medium voltage products technical guide the mvlv transformer substations passive users. Api residential 2016 program new overhead line markers.
Design and construction specifications of the substation 4 2. The substation rating is defined as per the power handling capacity, location and purpose of substation. While selecting the transformers for a substation it will be desirable to provide at least one standby transformer, so. Substation substation a station in the power transmission system at which electric power is transformed to a conveniently used form. There is numerous electrical substation components like outgoing and incoming circuitry each of which having its circuit breakers, isolators, transformers, and busbar system etc for the smooth functioning of the. Listed below are manuals, specifications, test reports, design modules, standards and drawings for zone substation design and construction service providers. The following are the general particulars governing the design and working of the complete system of which the contract works will eventually form a part. Design, supply, installation, testing and commissioning of 15 mva, 66 11kv, 3 phase, 50hz, power transformer with on load tap changer at main receiving station rail wheel factory yelahanka, bangalore. Fundamentals of electrical substations and switchgear. The first step in planning a substation layout is the preparation of a oneline. Design of 66 11kv, 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. Key diagram 11kv400v indoor substation iiteeeestudents.
Between the generating station and consumer, electric power may flow through several substations at different voltage levels. Design criteria 11 construction practice, their environmental impacts, mitigation and work process 12 b. Morgan lacey in 1925, based on a series of pamphlets entitled transformer abstracts that were. The ergon energy design philosophy is to provide substations.
Specification for erection, testing and commissioning of 6611 kv. Such substations are usually for a voltage up to 11 kv but can be erected for the 33 kv and 66 kv when the surrounding atmosphere is contaminated with. The 220 kv grid substation at sarita vihar is a air insulated outdoor substation. Such an arrangement of two incoming lines is called a double circuit. Substation interview questions answers engineering tutorial. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce. Important formulas for designing a substation grid earthing system. The eswatini electricity company has made funds available towards the construction of a 66 11 kv substation at piggs peak and intends to have the plant fully operational within 12 months after. Distribution automation handbook prototype elements of power d istribution systems 1mrs757959 4 3 elements of power distribution systems 3. Covers the design of the ground grid for safety and proper operation.
Piggs peak 66 11 kv substation design and construction. Pdf electric power substations engineering, third edition erlet. The analysis is done by using advance software electrical transient analyser program etap with detailed load flow analysis. This specification is intended to cover complete design, engineering, assembling, testing at manufacturers works, substation building. Covers the design of bus support structures and connectors. The input for a distribution substation is typically at least two transmission or subtransmission lines. Some of the insulators employed in substations are. Design guide for rural substations usda rural development. Design,supply,manufacturing,erection, te sting and. Ns specification for laying undgerground cable up to.
Zone substation design and construction ergon energy. General design requirements outlined for new residential subdivisions, cbd projects, roadway, driveway and rail track crossings. Earthing system is made of a mesh of buried bare copper cable, with additional earth rods, and shall be calculated, being recommended to use ieee std. This book is part of the electrical engineering handbook series published by. Covers general issues related to site design, foundation design and control house design.
Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. Plus m in parallel 2010 220 kv11 kv dynamic voltage support during and after ac. Creepage distance is the shortest distance between two. Analysis and design optimization of 765 kv transmission line based. Details of substations under transmission wing as on 30.
Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Distribution substations michigan technological university. Practical training report on 220 66 11 kv substation. Electrical substation components list diagram, working. The primary role of the substation battery system is to provide a source of energy that is independent of the primary ac supply, so that in the event of.
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