I need a free software for earthmat design for 33kv to 400 kv substations in india. Electronic drawing management system author handbook. The fence is connected to a separate grounding conductor. The technical specification for the civil engineering and building design and construction of secondary substation or 2275400kv substation equipment enclosures that form an. A substation standards switch operating platforms steel design and details 49. The work designated to the students was to design a 2kv33kv ehv sub station. They are typically constructed with heavier steel in case they are needed to carry heavier tension. The problem with substation upgrades on existing general arrangement designs is the cost involved to upgrade the 66 kv substations to 2 kv.
Idec technical services provides a high quality electrical design associated with the construction of new and the refurbishment of existing 2kv, 33kv and. Inspections and tests in situ prior to putting into service 61. The digital substation control system sicam implements all of the control, measurement and automation functions of a substation. Substation construction manual page 2 of 57 reference ni000401r122 ver 3 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 4. Electrical clearance in substation electrical notes. The competitive energy market requires innovative and reliable solutions for effective integration of power from conventional and renewable generation plants, and efficient transmission and distribution to residential, commercial and industrial consumers. I need a free software for earthmat design for 33kv to 400 kv substations. Substations transform voltage from high to low, or the reverse, or perform any of several other. The icp should provide full and comprehensive designs for all of the. Highvoltage substations, the node points of todays complex power transmission infrastructure, play a key role in meeting this demand safely and reliably. Chapter iv system planning, design, construction, and protection nei electric power engineering page iv8 electric outgoing distribution circuits complete with metering and circuit protection. The function of an earthing and bonding system is to provide an earthing system connection to which transformer neutrals or earthing impedances may be connected in order to pass the maximum fault current. Design drawings 2kv substations planning inspectorate. Use features like bookmarks, note taking and highlighting while reading substation structure design guide asce manuals and reports on engineering practice book.
This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations. The technical specification for the civil engineering and building design and construction of secondary substation or 2275400kv substation equipment enclosures that form an integral part of primary. Deadend structures are where the line ends or angles off. The two most common deadend structures are hframe and aframe structures.
The main issues facing a power engineer are reliability and cost. Sep 20, 2015 the project work assigned to us was to 233 kv ehv substation electrical design. Our project is to design a 2kv33kv ehv substation where the incoming power is received at 2 kv from a generating station. In a thermal power plant i saw a substation of 220kv and in the other one 2kv. The siemens experts always consider the electrical parameters as well as the environmental conditions to which a. Idec technical services provides a high quality electrical design associated with the construction of new and the refurbishment of existing 2kv, 33kv and 11kv substations including. The power from main bus was fed into a 20mva transformer which. What i am trying to draw is a simple line diagram for a 500kv220kv2kv substation.
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. Sirius substation preliminary design report rev0 july 2015. Substation structure design guide asce manuals and reports. General specification for the civil engineering and.
Cost sufficient reliability without excessive cost 3. Distribution substation a distribution substation transfers power from the transmission system to the distribution system of an area. At the substation the voltage is further stepped up from 33kv to 2kv before being distributed onto the eskom grid. Icps with the design and specification of 2kv substation assets for. This ensures efficient transmission of power, minimizing the power losses. Highvoltage substations highvoltage power transmission. Substation tenders online latest info about substation.
Where a substation has a metallic fence, it must be properly grounded to protect people from this hazard. Design the main considerations taking into account during the design process are. Static pole, is a single, freestanding pole that creates a shield to protect all of the equipment inside a. Surge arresters are also provided near the transformer terminals phase to ground. Download it once and read it on your kindle device, pc, phones or tablets. System planning, design, construction, and protection. Design of earthing grounding system in a substation grid.
Vat course duration from 20 days with elearning access. Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr. Substation construction manual page 2 of 57 reference ni000401r122 ver 3 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177. 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. An electrical substation is a subsidiary station of a transmission and distribution system where voltage is transformed from high to low using transformers. You can also choose from three, single 2kv power transformer there. The incoming voltage level for this substation is 220kv. Oct 11, 2012 in a substation surge arrester is located at the starting of the substation as seen from incoming transmission lines and is the first equipment of the substation. Medium voltage products technical guide the mvlv transformer. Wherever you are, siemens is your reliable partner for the onestop planning and construction of customized, stateoftheart highvoltage. Surge arresters or lightning arresters discharge the over voltage surges to earth and protect the equipment insulation from switching surges and lightning surges. So one double circuit 2kv transmission lines 54 x 2 108 mw only can satisfy this.
Voltage highest voltage lighting impulse level kvp switching impulse level kvp minimum clearance safety clearancemt ground. From ultrahigh voltage transmission substations to industrial. Other requirements of the substation electrical system 56 10. The design should also allow expansion of the station, when required. A substation standards switch operating platforms steel design and. Fault levels busbars 1 phase fault ka 3 phase fault ka 2kv busbar at solar park mts 39. 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. Siemens highvoltage substations with airinsulated switchgear ais are the costefficient choice for rated voltages of up to 800 kv. E substation standards switch operating platforms steel design and details 48. Tapered tubular design is typically efficient and economical in deadend andstatic pole situations when compared to aisc standard shape structures.
Substation structure design guide asce manuals and reports on engineering practice book leon kempner jr. Electric power may flow through several substations between generating plant and consumer, and may be changed in voltage in several steps. General specification for the civil engineering and building. All rus borrowers rus electric staff effective date. Corona shall be limited to 16kvcm for 2kv and below and 19kvcm above 2kv. The first step in designing a power substation is to design an earthing and bonding system go to content earthing and bonding. Substation design volume ii physical layout instructor. With 80% of its chapters completely revised and two brandnew chapters on energy storage and smart grids, electric power substations engineering, third edition provides an extensive updated overview of substations, serving as a. 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. Design commissioning and service this uniform technology all from one source saves the user time and money in the planning, assembly and operation of his substations. Recent technological developments have had a tremendous impact on all aspects of substation design and operation. This document outlines the primary design standard for transgrid substations.
Our project is to design a 2kv 33kv ehv substation where the incoming power is received at 2 kv from a generating station. A substation is a part of an electrical generation, transmission, and distribution system. Substation structure design guide asce manuals and. Till date 393 substation tenders are published by various. The ergon energy design philosophy is to provide substations. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements.
The input for a distribution substation is typically at least. Guidance for substation designers western power distribution. Our worldwide presence ensures customer support throughout the lifecycle of the substation. They are renowned for highest reliability, economical operation, and low maintenance requirements. So, i want to know how we decide the size of substation on kv and. A wide variety of 2kv power transformer options are available to you, such as power, high frequency, and current. Electrical design of 233kv substation line diagram. A good design attempts to strike a balance between these two, to achieve reliability without excessive cost.
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