Design parameters and standard layout of a 3311 kv substation. Leidos applies its substation expertise in the development, design, and project management of substation infrastructure projects from 4kv to 500 kv. 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. Example of designation of the modular integrated design. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. A busbar fault causes loss of one transformer and one feeder. 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. What does it take to design a masterpiece of a substation. The cross section of the buried cable should calculated in accordance with the value of the phasetoearth short.
With deep knowledge of physical substation design and of the procurement and supply of substation equipment, we successfully engineer innovative and inventive. The document is divided into 12 chapters starting from electrical arrangement to lightning and earthing protection. Im looking to further my knowledge on the subject and want to know any good texts out there. This comprehensive overview brings these disciplines together to give you an interactive guide to high voltage, air or gas insulated substation design. Commissioning services for equipment rated equal to, or greater than 100 kv, and the protection schemes that directly affect equipment rated equal to, or greater than 100 kv are performed by a corporate engineering department. Anyone know of a good book on substation design or power. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Loads unchanged from the most recently submitted 10year load forecast. Unit transformer substations with voltage of 35, 110, 220 kv. Design guide for rural substations usda rural development. Distribution voltages are typically medium voltage, between 2. Unit transformer substations with voltage of 35, 110, 220 kv the.
A fault on the bus section circuit breaker causes complete shutdown of the substation. The first step in planning a substation layout is the preparation of a oneline diagram, which. This handbook offers the whole knowledge of high voltage substations from their design and construction to the maintenance and the ongoing management. Development of 22kv distribution systems and switchgear. Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. Covers bare conductors, rigid and strain bus design. Maintenance of one busbar section or isolator will cause the temporary outage of two circuits.
Home technical articles 7 design diagrams that hv substation engineer must understand. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. This document outlines the primary design standard for transgrid substations. The use of electric power substations in generation, transmission, and distribution remains one of the most challenging and exciting areas of electric power engineering. Design,supply,manufacturing,erection, te sting and.
Design of earthing grounding system in a substation grid. Covers the design of bus support structures and connectors. High voltage substation design and application guide. Design build services for a hidden 66 kv substation in nine months, including the design, procurement, construction and landscaping, for the knoxville utilities board. Technical specification construction of 3311 kv primary sub. Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr. Power substation design calculations a checklist of 18. Meralco required a highly reliable gis 115 kv substation from a european contractor abbs response 115 kv gis elk04 including. Depending upon the availability of resources these stations are constructed. In addition to arrangement, design criteria have been established to assure. The breaker and onehalf configuration is generally applied in substations from 230 kv through ultrahigh voltages but can be applied at 69 kv, 115 kv, 8 kv, and 161 kv. Medium voltage products technical guide the mvlv transformer.
Fundamentals of electrical substations and switchgear. As2067 substations and high voltage installations exceeding 1 kv ac. Because of its high reliability, it is often applied at major generation facilities and at locations where system reliability is critical. All circuits may be restored after isolating the faulty circuit breaker. Commissioning process for new substation equipmenthayes. Tottenham substation, set in wild parkland in north london. Scribd is the worlds largest social reading and publishing site. Substation structure design guide asce manuals and reports. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce.
Industries, electrical system studies using etap 2019. The power from main bus was fed into a 20mva transformer which. Anyone know of a good book on substation design or power systems in general. Covers the layout considerations, bus configurations, and electrical clearances. In many ways, the grid is a onesizefitsall system a gigantic machine to which we all connect spinning in perfect synchrony across, in some cases, an entire continent. High voltage substation design and application guide eep. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. These power generating stations may be hydroelectric, thermal or atomic. Ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802. As you can see, the overview is complex, but on the other hand the mvlv electrical substation is the synthesis of several design activities electrical, mechanical, construction. Covers the general design considerations, documents and drawings related to designing a substation. Consider that you would like to choose a transformer to supply power to a factory which requires maximum of 270 kva of power at 400 v on the lv side and no expension is considered for near future.
Additionally, complete modular distribution substation configurations for all voltages mod subs are also included, since. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. High voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations. An example of such a diagram for a 115 kv line bay at a substation is shown in figure 2. Electric power substations engineering electrical engineering.
Consulting service for ban na and saphaothong substations expansion of ifb3 project. No description of technical parameter unit data 1 nominal system voltage kv rms 33kv 2 maximum system voltage kv rms 36. There must be provision for 2 additional 11 kv outgoing feeder for load enhancements in future. The 21st century substation design power systems engineering. In this article, i will share 18 design studies or calculations that will. Stage 3 detailed design report rev d tracked changed. The substation will serve major industrial customers in this evolving hightechnology industrial area, by means of transforming the power entering the substation at 220 kv down to 110 kv, and then utilising multiple connections to a number of existingpermitted lower voltage distribution substations in the area. Substation structure design guide asce manuals and reports on engineering practice book. For the 35kv substation, internal bridge or single bus sectionalizing connection can be adopted. Covers the design of the ground grid for safety and proper operation. Double click on the table to copy and paste your information. Electrical design of 233kv substation line diagram.
The future substation design requires an understanding how both primary. May 15, 2018 electrical substation now days the electrical power demand is increasing very rapidly. Details of substations under transmission wing as on 30. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements.
The substation design manual is not intended to replace asset management standards, but rather. Mediumvoltage shielded power cable 2 kv up to 35 kv. The main electrical wiring method of substation should be determined according to the substation s status in the power grid, number of outlet circuits, equipment features, load characters, and other conditions. The power will be provided by connecting the factory to 33 kv mv voltage level. A design layout of 233 kv, 200 mw substation the substation is connected with three substations or load viz. Recent technological developments have had a tremendous impact on all aspects of substation design and operation. Download it once and read it on your kindle device, pc, phones or tablets. This book convers basic design concept with theory and practical project. Electric has built an industrywide reputation as the single source solution to all of your substation construction and maintenance needs including estimating and support, material ordering, tracking and expediting, foundation construction, steel erection, bus work installation, and power and control cable installation. Development of 22 kv distribution systems and switchgear 160 conductor for connecting to the cable head at the bottom of the molded case, a current transformer for metering that is built into the epoxy molded insulated housing, a condenser for voltage detection, and three for three phases fourposition vacuum switches. A substation is a part of an electrical generation, transmission, and distribution system. Oct 07, 2014 the rec standard mentions that an outdoor type 3311 kv substation should have 2 power transformers and 3 outgoing feeders. The purpose of this document is to provide a general guide to the design of an air insulated switchgear ais and a gas insulated switchgear gis of an ac substation. Important formulas for designing a substation grid earthing system.
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