Design parameters and standard layout of a 3311 kv substation. Operation and commissioning of 3311 kv power substation photo credit. Details of substations under transmission wing as on 30. Detailed investigation of substation and preparation of boq to be done by the bidder. Detailed investigation of substation and preparation of boq to be done. For presentation of design drawings and circuit documents iec publication. Owners supply materials osm 3311 kv power transformers, station 330. Study of 3311 kv substation and power distribution under. Sub03034 general specification for the civil engineering and building design and construction of 275kv and 400kv substations. The rec standard mentions that an outdoor type 3311 kv substation should have 2 power transformers and 3 outgoing feeders. Gbawe outdoor substation 3311 kv construction steps duration. The main bus 33kv is connected to grid located at sector25, indiranagar, lucknow. Technical specification construction of 3311 kv primary sub stations. What links here related changes upload file special pages permanent link.
Substation work, equipments data, operational manual, etc for the owners. His research areas are electrical power systems and design. Technical specification for substation 11kv and 22kv. Section 3 is the simulation of single line diagram of 2 kv substation. Pdf analysis of 3311kv rsu injection substation for improved. Distribution substations michigan technological university. Design study for 33 11 kv substation, distribution and protection in the city of kenya. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. This specification covers the provision of tubular steel. As the new standard iec 61850 covers all communication needs within a substation, it. This bulletin provides a basic design guide and a reference tool for designing rural. A substation is a part of an electrical generation, transmission, and distribution system. The tenderers shall quote the prices strictly as per the.
This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. The input for a distribution substation is typically at least two. Construction virtual manual, but does not have a maintained distribution list. Design study for 3311 kv substation, distribution and protection in. The first step in planning a substation layout is the preparation of a one line. Supply in the package materials have been classified as under i. The ergon energy design philosophy is to provide substations. Power transformers are being used to change voltage level at substation. The two 25mva 211kv grid transformers at lochay power station were manufactured in 1958 and form an important part of the she transmission system. Design and planning framework for greenfield low voltage housing. Technical specification construction of 3311 kv primary. To overcome the under voltage at the 11kv, 33kv feeder buses and 2 kv buses capacitor bank of suitable ratings are added.
Dg units using the last power loss priority list and voltage profile. The first step in planning a substation layout is the preparation of a oneline. Now the transmission line first parallel connected with lightning arrester to diverge surge, followed by cvt connected parallel. An 11kv switchyard originally designed to as2067 will have section clearance of.
Otherwise, its just voltage and the difference is a factor of 3 between them. Edms, printed to an electronic drawing set adobe pdf and issued to the project manager together with. It has thirteen feeders from where different pbss are fed. Early electrical substations required manual switching or adjustment of. Design, manufacture and of compact substation of 11kv415 volts, equipped with 2000 kva cast resin transformer, 4 way. Abstract the thesis deals with the analysis of construction of power lines and substation. This material is made available on the basis that it may be necessary for a registered. Jan2018 rev5 zonewisephasewise load details with respective 211kv substations to be provided if the number of 211kv substations is two or more. Power supply guidelines for major projects 7 of 27 issue. Design guide for rural substations usda rural development. Design study for 3311 kv substation, distribution and. For presentation of design drawings and circuit documents iec publication 617 or. Projects product 11kv433v mobileskid mounted substation sheet 2 of 46 details of equipments.
Secondary substations receive power at 6633kv which is stepped down usually to 11kv. A unit substation comprises an 11kv400v transformer fitted with a. Guidelines for substation and power distribution systems. Title type vehicle body layout and analysis john fenton pdf. The substation would be a combination of switching, controlling, and voltage stepdown equipment arranged to reduce subtransmission voltage to primary distribution voltage for residential, commercial, and industrial loads. Substation automation based on iec 61850 abb group. Freehand sketches or skewed scans will not be accepted. Ehv combined voltage and current transformer standard. Maintenance of mv switchgear, transformers, ring main. Design,supply,manufacturing,erection, te sting and. Operation and commissioning of 3311 kv power substation eep. Replace previous bulletin 651 with this bulletin and file with 7 cfr part 1724.
Western power distribution is the electricity distribution network operator for the midlands, south wales and the south west. What is the difference between 11kv and 33kv transmission lines. A unit substation comprises an 11kv400v transformer fitted with a directly mounted ring main unit and an lv fuse cabinet. The first step in designing a substation is to design an earthing and bonding system. It acts as connecting link between generating station and consumers.
Introduction this presentation is intended to give a simple overview of the basics of earthing and its applications to rural 11kv and 33kv substations. Via inplace elevation of substation structures and equipment pdf. Engineering data stored as scl files can be reused, e. There must be provision for 2 additional 11 kv outgoing feeder. Electrical substation 3311 kv design devi prasad maurya. Scope this technical specification has been prepared by moe. 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. Design,supply,manufacturing,erection, te 211 kv substation with sas at i. Switchyard layout and section details switchyard layout and section details. Western power distribution substation construction. Design study for 3311 kv substation, distribution and protection in the city of kenya.
Remote work advice from the largest allremote company. Tambo international airport ort 1012017 tender notice and invitation to bid t1. The power station is supplied from the killin 233kv grid substation. Earthing design of 11kv and 33kv rural substations in the uk. This is a switching substation from where dhaka palli bidyut samity 1 and other pbss are controlled. The development consists of 19 usable sites as shown in table 2 with the largest. Substation design standards for the design of all other substation equipment, such as earth grid, busbars. You can contact us 24 hours a day, 7 days a week, 365 day a year.
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