Manual for transmission lines and substation construction. Pdf maintenance and operation of an electrical substation of 220. A power transformer is the most costly and essential equipment piece of equipment within an electrical substation. Hello, this video is for comparing of gas insulated substation gis vs air insulated substation ais for urban and rural areas with discussion. Federal and state environmental permit information was also included in this document for reference. You can door the books wherever you want even you are in the bus. Gasinsulated highvoltage switchgear gis is a compact metal encapsulated switchgear consisting of highvoltage components such as circuitbreakers and disconnectors, which can be safely operated in confined spaces. The substation design manual is not intended to replace asset management standards, but rather.
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. The associated field guide is a waterproofed version of this manual, which summarizes key erosion and sediment control points for use by field crews. Medium voltage products technical guide the mvlv transformer. Maintenance and operation of an electrical substation of 220233 kv. The substation rating is defined as per the power handling capacity, location and purpose of substation. Maintenance of transformers a detailed checklist electrical4u. Jul 04, 2016 the substation rating is defined as per the power handling capacity, location and purpose of substation. The stepped down 33kv is further stepped down to 11kv and then finally to 440v to. Such an arrangement of two incoming lines is called a double circuit.
A substation standards control cable color code identification 68. The entire 220 and 2 kv transmission system is supervised from the national control centre ncc. A power transformer requires various routine maintenance. Substation maintenance is a branch of the positions of power supply enterprise skills training materials for substation maintenance. Apr 30, 2018 hello, this video is for comparing of gas insulated substation gis vs air insulated substation ais for urban and rural areas with discussion of each individual substation component. Nov 17, 2019 a power transformer is the most costly and essential equipment piece of equipment within an electrical substation. The electrical clearances and safety clearances are recommended in is. A 50 hz electrical substation in melbourne, australia. Medium voltage products technical guide the mvlv transformer substations. You have clicked a page that seems to be very popular. Handbook on maintenance of electrical general services.
Substation operation and maintentance alexander publications. The problem with substation upgrades on existing general arrangement designs is the cost involved to. Siemens has proven to be a reliable, trustworthy supplier of highvoltage substations for all voltage levels and for all applications from basic substations with a single busbar to interconnection substations with multiple busbars or a breakerandahalf arrangement for up to 800 kv, 8,000 a, and shortcircuit currents of up to 100 ka. A mini project report on operation and maintenance of 2202kv power substation on photo. Electrical general services substation is a distribution substation from which electric supply is distributed to the different users. Power substation guides, research papers and studies 3 eep. This substation is constructed using steel lattice structures to support strain bus wires and apparatus. Facility maintenance for hv power receiving substation 10066kv. Measurement to be made at 2 kv first and then at 10 kv. Design calculation of voltage transformer 66kv line in 230. Nominal system voltage kv highest system voltage kv phase and earth mm between phases mm safety.
This is showing three of the five 220 kv 66 kv transformers, as well as highvoltage transformer fire barriers, each with a capacity of 150 mva. Operation and maintenance of substation equipment and ehv transmission lines. Brooklyn electricals is listed in trade indias list of verified companies offering wide array of 66 kv substation maintenance and instillation etc. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Follow the procedure provided by the equipment supplier. B substation standards typical power circuit breaker wiring diagram sh 1 of 3 69. To make way for the convention center this 66 kv substation had to be relocated. A power distribution substation is the heart of an electrical distribution network. The construction of the new substation was the first step on the critical path of the convention center. Manual for transmission lines and substation construction and maintenance activities volume i best management practices volume ii permits. For additional capacity, eskom needs to upgrade its distribution network from 66 kv to 2 kv. They are often built using one of the 2 kv line designs, so the magnetic field is the same as for 2 kv. Design calculation of voltage transformer 66kv line in 2306611kv substation khin myo mu dept of electronic engineering, mandalay technological university, mandalay, myanmar, email.
What is the criteria for selection of 33kv11kv or 66kv11kv. Transmission and distribution volume 03 system planning capital projects table of contents continued section page witness iv 12 saugus c 22066 kv substation. Substation operation and maintentance heres a comprehensive reference on how to operate and maintain all the essential components of substations. Medium voltage products technical guide the mvlv transformer substations passive users 1.
Design calculation of voltage transformer 66kv line in 23066. Pioneer and technology leader driving gis innovations. Transmission line structure standards steel pole structures maintenance provisions details. Manual for transmission lines and substation construction and maintenance activities. Maintenance and operation of an electrical substation of. Access free manual on ehv substation equipment maintenance manual on ehv substation equipment maintenance webinar substation the basics of a substation configuration and its components this webinar discusses the basic configuration of a substation as well as the key players involved with operations and control of. In a substation there are numbers of incoming and outgoing circuits each having its isolator, circuit breaker, transformers etc. The greuth substation connects the 2 kv arnoldsteintarvisio line to the existing 220 kv lienzobersielach line system 266 through a pst phase shifter transformer which transforms 220 kv. Normally these kinds of substations are located near load centers at the outskirts of cities.
Our high quality and efficient substations are widely used in industrial and residential sectors. Facility maintenancefacility maintenance for hv power receiving substation 10066kv. Any changes that may arise will be reflected in the next edition. For safety consideration must be given to the maintenance of regulation clearances, facilities for carrying out repairs and maintenance, abnormal occurrences such as. E substation standards pcb control cabinets shielded cable grounding 67. Apr 25, 2018 a power distribution substation is the heart of an electrical distribution network. The main purpose of the substation is to provide reliable and continuous electric power supply related to the. What is the criteria for selection of 33kv11kv or 66kv.
Distribution voltages are typically medium voltage, between 2. In high and medium voltage air insulated substations ais the electromagnetic field, which causes are the static charges of bare cable and conductors and by the atmospheric conditions surges, induce voltages at nolive parts of the installation that create potential differences between metallic parts and ground and also between different points of. Alibaba manufacturer directory suppliers, manufacturers. Heres a comprehensive reference on how to operate and maintain all the essential components of substations. At 2202 kv, 22066 kv and 266kv substations the ncc also controls. Basics, maintenance, and diagnostics vii contents continued page 4. We offer 11 kv, 33 kv, 66 kv and 2 kv substation supply installation work in gurgaon, dehi, ncr, haryana, rajasthan, and other parts of india. And also an attempt is made to cover the general maintenance of substation and checks. Economical voltage rating has been categorised for different power range to be received thumb rule. Load flow analysis of 6611 kv substation using shunt connected facts controller for maintaining voltage profile. There are two 66 kv incoming lines marked incoming 1 and incoming 2 connected to the busbars. The greuth substation connects the 2 kv arnoldsteintarvisio line to the existing 220 kv lienzobersielach line system 266 through a pst phase shifter transformer which transforms 220 kv to 2 kv. Pdf maintenance and operation of an electrical substation.
Key diagram of substation key diagram of 11kv400v indoor. A substation is a part of an electrical generation, transmission, and distribution system. The occupied area of ais is typically large and the maintenance demand of the openair apparatus is relatively high. How to apply for electricity connection this handbook is published by sp group march 2020 procedures and requirements highlighted in this handbook are correct at the time of printing. This book can be used as a secondary vocational education teaching books. Its prime objective is to step down power at the 66 or 33 kv level and distribute it in an 11 kv subdistribution network. The manual is applicable for all substation projects regardless of internalexternal design delivery mode.
Early electrical substations required manual switching or adjustment of. Any technicalcourseis incompletewithoutsome type of training. In such substations the apparatus is installed within the substation building. We provide a wide range of services to suit a variety of budgets and scheduling constraints. Design of earthing grounding system in a substation grid. Designbuild services for a hidden 66kv substation in nine months, including the design, procurement, construction and landscaping, for the knoxville utilities board. Access free manual on ehv substation equipment maintenance manual on ehv substation equipment maintenance. 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 impurities such as metal corroding gases and fumes, conductive dust etc. Gas insulated substation gis vs air insulated substation.
Apr 22, 2016 follow the procedure provided by the equipment supplier. Transmission and distribution volume 03system planning capital projects. Siemens has proven to be a reliable, trustworthy supplier of highvoltage substations for all voltage levels and for all applications from basic substations with a single busbar to interconnection substations with multiple busbars or a breakerandahalf arrangement for up. The key diagram of substation can be explained as under.
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