Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Technical guide the mvlv transformer substations abb group. This specification is intended to cover complete design, engineering, assembling, testing at manufacturers works, substation building. Covers the design of the ground grid for safety and proper operation. The analysis is done by using advance software electrical transient analyser program etap with detailed load flow analysis. 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. Specification for erection, testing and commissioning of 6611 kv. 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. You could not abandoned going considering books deposit or library or borrowing from your contacts to entry them. Specification for erection, testing and commissioning of. Also outlined is the requirement for cable easements on private property, provision of detailed designs, ausgrid site inspections, and provision of field book recordings.
Any technicalcourseis incompletewithoutsome type of training. Analysis and design optimization of 765 kv transmission line based. Practical training report on 220 66 11 kv substation. Design,supply,manufacturing,erection, te sting and. The 220 kv grid substation at sarita vihar is a air insulated outdoor substation. The input for a distribution substation is typically at least two transmission or subtransmission lines.
Distribution voltages are typically medium voltage, between 2. 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. Such an arrangement of two incoming lines is called a double circuit. Economical voltage rating has been categorised for different power range to be received thumb rule.
Basic substation configurations and the components. Pdf electric power substations engineering, third edition erlet. 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. The following current and former members of the substation subcommittee of the. While selecting the transformers for a substation it will be desirable to provide at least one standby transformer, so. Creepage distance is the shortest distance between two. General design requirements outlined for new residential subdivisions, cbd projects, roadway, driveway and rail track crossings.
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. Substation substation a station in the power transmission system at which electric power is transformed to a conveniently used form. Design of earthing grounding system in a substation grid. Some of the insulators employed in substations are. 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. Zone substation design and construction ergon energy. There are four 220 kv incoming feeders for this substation coming from. Key diagram 11kv400v indoor substation iiteeeestudents. Distribution automation handbook prototype elements of power d istribution systems 1mrs757959 4 3 elements of power distribution systems 3. 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. The key diagram of substation can be explained as under.
Piggs peak 66 11 kv substation design and construction. 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. Distribution transformers shall be in accordance withapplicable parts of c57 ieee and westerns requirements which include limits on percent impedance voltage ratings. In the example provided, the power used on the main lv switchgear is 732 kva. Overhead design and construction fundamentals presenter. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce.
Plus m in parallel 2010 220 kv11 kv dynamic voltage support during and after ac. 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 research paper deals with the simulation of 23311kv substation. Fundamentals of electrical substations and switchgear. 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. Covers general issues related to site design, foundation design and control house design. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. Title type vehicle body layout and analysis john fenton pdf chapter 9 site selection layout.
Distribution substations michigan technological university. 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. Electrical substation scribd read books, audiobooks. Design and construction specifications of the substation 4 2. Important formulas for designing a substation grid earthing system. Details of substations under transmission wing as on 30. Morgan lacey in 1925, based on a series of pamphlets entitled transformer abstracts that were. This is an extremely simple means to specifically acquire lead by online. This bulletin provides a basic design guide and a reference tool for. The station may consist of transformers, switches, circuit breakers and other auxilliary equipment. Read online ieee substation guide ieee substation guide getting the books ieee substation guide now is not type of inspiring means. Substation interview questions answers engineering tutorial. 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. Pin insulators post insulators strain insulators suspension insulators hallow apparatus insulators deadend insulators solid core insulators what is creepage distance.
Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Practical training report on 2206611 kv substation eep. The first step in planning a substation layout is the preparation of a oneline. What are different insulators employed in substations. Home university of southern california dissertations and theses 66 to 11kv new distribution substation design. Design guide for rural substations usda rural development.
Transformer book is still in demand is a tribute to the publishers and to the authors who have carried the torch to light our way for 75 years. A substation is a part of an electrical generation, transmission, and distribution system. Example of substation design electrical part 65 14. The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers. Medium voltage products technical guide the mvlv transformer substations passive users. 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. 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. The transformer steps down the voltage to 400 v, 3phase, 4wire. Electric corporation, electrical transmission and distribution reference book.
Pdf load flow analysis of 6611 kv substation using shunt. The substation rating is defined as per the power handling capacity, location and purpose of substation. The ergon energy design philosophy is to provide substations. Stages of power substation project design, construction and related environmental impacts and mitigation 45. Kenya power and lighting co ltd vi 3 contract a39 distribution reinforcement and upgrade technical specifications and drawings 4. Listed below are manuals, specifications, test reports, design modules, standards and drawings for zone substation design and construction service providers. 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. Covers the design of bus support structures and connectors. This book is part of the electrical engineering handbook series published by. The performance of 6611 kv distribution substation without and with svc at. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. The cross section of the buried cable should calculated in accordance with the value of the phasetoearth short. 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.
What is the criteria for selection of 33kv11kv or 66kv. Look first in your text book then you can look in the internet. Early electrical substations required manual switching or adjustment of. Ns specification for laying undgerground cable up to. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions.