The input for a distribution substation is typically at least two transmission or subtransmission lines. A mini project operation and maintenance of a 2202 kv. Westinghouse electric corporation, electrical transmission and distribution reference book. Report on industrial summer training on 220 kv substation. From the 220 kv bus two 220 kv single circuit lines are drawn at 90% loading to supply power to 220kv substations b and c working at a diversity factor of 1. We have already given an introduction to substation earthing system in an article published earlier. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv and 2 kv substations. Pdf assessment of electric field distribution inside 500220 kv. Pdf evaluation the high voltage gas insulated substations. The power from gis was fed into two 100 mva transformer which stepped the voltage down to 66 kv. Hello, i need information about how to calculate the minimum distances between current transformers, voltage transformers, surge arresters, power transformers and circuit breakers in outdoor 220 kv substations. The substation is fed 16 mw power from 3 generating stations a, b,c through 400 kv single circuit lines working at around 87% loading. Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr.
A distribution substation transfers power from the transmission system to the distribution system of an area. Inspections and tests in situ prior to putting into service 61. These power generating stations may be hydroelectric, thermal or atomic. The primary function of a 400220 kv substation would be to provide a conversion of different voltage levels so that power systems can be connected together to form a power system grid. This book is part of the electrical engineering handbook series published by taylor.
Technical hand books of tneb, kseb and other utilities. Substation an electrical substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed high to low or reverse using transformer. Substation structure design guide asce manuals and. The digital substation market for 220 550 kv is expected to grow at the highest cagr due to its increasing demand from the power utility sector as well as large industrial customers. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements. The ergon energy design philosophy is to provide substations. Compliance with all technical requirements all energize elements comply with the required clearances clearances verify compliance with the last requirements of the national electrical safety code or prepa diseno subw\copy of svc subst profile 2. Popovic, in practical methods for analysis and design of hv installation grounding systems, 2018. Pdf the high level electric field intensity produced by high voltage hv equipments inside 500220. Abstract the paper is assigned to design a 22066 kv hv gis substation. Pdf power system has dynamic behavior as it faces various disturbances like sudden change in. For samain substation the budget has been estimated at rs. Bus arrangements reliability cost of configuration available space basic configurations single bus. May 15, 2018 electrical substation now days the electrical power demand is increasing very rapidly.
It considered incoming power at 220 kv and the power was transferred to main bus through isolator circuit breaker combination in gas insulated substation. Distances between equipment 220 kv outdoor substation layout. Evaluation the high voltage gas insulated substations gis based on flashovers in the 220 kv switchgears conference paper pdf available august 2016. Uppcl, dohna, uttar pradesh, india 220 233kv substation english pdf reference case study wbseb, bishnupur, west bengal, india 220 233 kv substation english pdf reference case study abb solutions for ebuses highlights worlwide english pdf leaflet.
Substation single line diagram sld a single line diagram sld of an electrical system is the line diagram of the concerned electrical system which includes all the required electrical equipment connection sequence wise from the point of entrance of power up to the end of the scope of the mentioned work. Basic elements of substation equipment 1 busbars conductors carrying power to individual branches 2 branches equipment for carrying power to grid lines. Substation equipment an overview sciencedirect topics. A mini project report on operation and maintenance of 220 2kv power substation on. In addition to this measure, a new cable to the 220 kv grid was installed to. The digital substation market for 220550 kv is expected to grow at the highest cagr due to its increasing demand from the power utility sector as well as large industrial customers. The system design shall also conform to tacnfpa norms.
Mediumvoltage shielded power cable 2 kv up to 35 kv. Apr, 2017 report on industrial summer training on 220 kv substation 1. Basic elements of substation equipment 1 busbars conductors carrying power to. Evaluation the high voltage gas insulated substations gis.
As is well known, the grounding problem of such substations can be very pronounced and as such deserves. The double arrow in the graph designates the flow of information in the upper and lower directions, where the number on the left of designates that the downstream information flows of the label, and the number on the right of designates that the upstream information flows of the. Industrial summer training report on uttar pradesh power corporation limited 220 2 kv substation barahuwa gorakhpur submitted in partial fulfillment of the requirements for the award of degree of bachelor of technology in electrical engineering ee submitted by ashutosh srivastava 75120016 submitted to. Powering the economy small footprint, high performance. Substation earthing system design underground horizontal earth mesh matgrid the mesh is formed by placing mild steel bars placed in x and y directions in mesh formation in the soil at a depth of about 0. Substation layout equipments of ehv substations at voltage levels of 2 kv, 220 kv, 400 kv and 765 kv. A design layout of 233 kv, 200 mw substation the substation is connected with three substations or load viz. The addition of new 220 kv substation lalian in ntdc system is a part of ntdcs overall power development program and is proposed to strengthen the transmission system. Any technicalcourseis incompletewithoutsome type of training. All rus borrowers rus electric staff effective date. Design guide for rural substations usda rural development. Depending upon the availability of resources these stations are constructed. Download as pdf, 400200 kv substation 400200 kv substation design scribd. Pdf electric power substations engineering, third edition erlet.
Other requirements of the substation electrical system 56 10. The first step towards the design of a 4002202 kv substation is to determine the load that the substation has to cater and develop it accordingly. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. This bulletin provides a basic design guide and a reference tool for. 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. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system. Lineacsr of line above 11 kv and up to 220 kv manual on transmission line tower, technical report n0. Report on industrial summer training on 220 kv substation 1. Section 3 is the simulation of single line diagram of 220 kv substation in etap based upon practical data. Scf043l2 west dublin 220110 kv substation and associated works stage 3 report 5 2 site d evaluation 2. Technical guide the mvlv transformer substations abb group.
Distribution substations michigan technological university. For healthy operation of electrical power generation, transmission and distribution, it is important that system should be balanced. Customer substation manual 6272019 table of contents page 2 of 82 section description 0 preface. The scope of work includes, a new 2202 kv substation lalian with 3 x 250 mva 2202 kv transformer, ii two 220 kv dc transmission lines on. September 2008 and subsequently standard design criteria guidelines for. Commissioning process for new substation equipmenthayes. Medium voltage products technical guide the mvlv transformer. Pdf irjetdesign analysis of 2202 kv substation using.
The study of 220kv power substation equipment details eep. A 220 kv new generation smart substation status monitoring information flow chart. Abstract the paper is assigned to design a 220 66 kv hv gis substation. Substation design volume ii physical layout instructor. Earth resistance substations by purpose transformer stations switching stations. Transient analysis of 220kv distribution substation. Distances between equipment radug electrical op 6 jun 11 07. Jan 31, 2020 the first step towards the design of a 400 220 2 kv substation is to determine the load that the substation has to cater and develop it accordingly.
The grid 220 kv substation, passiana is situated 78 km from bus stand of. Chapter 7 33 kv switching substation, savar of dpbs1 7. On completion of the substation design, the customer shall submit quantity three 3 setsan. Let us assume that supplied substation b is an outdoor hv distribution substation fig 4. Download it once and read it on your kindle device, pc, phones or tablets. Distribution voltages are typically medium voltage, between 2. Distribution substation an overview sciencedirect topics. The power is received on 400 kv busbar double main and transfer bus scheme. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Digital substation market by module hardware, fiber optic. Design of an airinsulated switchgear substation based on new technology lei jing, hanserik olovsson, jianzhong fan, richard thomas as cities grow, so does their hunger for electrical power. Electrical power system provides a vital service to the society.
Today we are going to discuss the design of substation earthing system. To achieve the necessary bulk transmission, the highest voltage level of a citys power supply is continuously changing. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Electrical substation now days the electrical power demand is increasing very rapidly. Before 1960s the design criterion of substation earthing system was low earth resistance. Substation structure design guide asce manuals and reports.
Single line diagram of simulated 500220kv ais substation, cairo 500 substation. The substation is responsible for catering bulk power to various load centres distributed all around through 220 kv. Electrical substations can also be divided into public and private substations. The double arrow in the graph designates the flow of information in the upper and lower directions, where the number on the left of designates that the downstream information flows of the label, and the number on the right of designates that the upstream information flows. This oneline sketch of a 3phase system shows a simple con. The most important of any substation is the grounding earthing system of the instruments, transformers etc. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power generating stations. 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. Uppcl, dohna, uttar pradesh, india220233kv substation english pdf reference case study wbseb, bishnupur, west bengal, india 220233 kv substation english pdf reference case study abb solutions for ebuses highlights worlwide english pdf leaflet. Section 4 is the load flow analysis of the substation. For economy of construction the collector system operates around 35 kv, and the collector substation steps up voltage to a transmission voltage for the grid. Epc of high voltage 4002202 kv substations, transmission.