Substation design ratings of switchgears in medium voltage 8 ka, 12. Indoor distribution substation layout with 3 transformers, emf containment and more than 1 external wall. Our substation design solution reduces the amount of time to complete design and minimizes errors that cause rework during construction. Other requirements of the substation electrical system 56 10. Reference indoor distribution substation design standard by ergon energy.
Eps was responsible for the design of the substation civil work, bus layout, grounding, and lighting. Construction scale it is recommended to install two main transformers. All rus borrowers rus electric staff effective date. Use features like bookmarks, note taking and highlighting while reading substation structure design guide asce manuals and reports on engineering practice book. For fulfilling these huge power demands the modern time requires creation of bigger and bigger power generating stations. Material is presented in both morning and afternoon sessions for a total of six hours of daily instruction. Substation design hello all acade gurus, i am a college student and i have been given a project to design a substation single line diagram and plan layout on autocad with predefined specifications busbar schemes, lines, etc. The ergon energy design philosophy is to provide substations. For these reasons, ringbus or breakerandahalf switchyard schemes are preferred for transmission switchyards. Part 3 of the course fundamentals of modern electrical substations is concentrated on substation engineering aspects, which may be very challenging and require from utility companies engineers a very diverse knowledge and experience to address these aspects.
Download it once and read it on your kindle device, pc, phones or tablets. Depending upon the availability of resources these stations are constructed. This bulletin provides a basic design guide and a reference tool for designing rural substations. Electrical power substation engineering and layout. Our team has a thorough knowledge of substation design, as well as wealth of. The levels and waveforms of vftos are determined by the design of the substation.
Substation structure design guide asce manuals and. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Owners supply materials osm 3311 kv power transformers, station 330. In pspicematlab simulation, a suitable equivalent circuit is necessary for each component of the substation. And it should be noted that cost, reliability, operational.
Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr. Kenya power transmission system improvement project lot 3233 kv substations and switching stations volume 2 section vi employers requirements. 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. Entergy will construct their portion of the station to the substation fence including foundations. The capacity of a single main transformer is 5000kva. Dan chaply has been a lead substation design engineer for substation projects for more than 25 years. Basic elements of substation equipment 1 busbars conductors carrying power to individual branches 2 branches equipment for carrying power to grid lines instrument equipment in branches switch circuit breaker cb busbar disconnector outlet disconnector voltage and current transformers vt, ct. Basic elements of substation equipment 1 busbars conductors carrying power to individual branches 2 branches. Edms, printed to an electronic drawing set adobe pdf and issued to the.
Electrical substation design fundamentals learn the fundamentals of electrical, civil and structural design issues of electric power substations. Design of 115 kv main transformer station for 2nd bangkok international airport client. Guide for the design, construction and operation of electric. Agrawal 1,2,3be student123, department of electrical engineering 4proffessor4, department of electrical engineering kdk college of engineering, nagpur, maharashtra, india abstract transmission.
He has developed designs for a wide variety of voltages, capacities, and enduser categories, including dedicated singleuse industrial substations, large transmission substations, bulk powerintertie substations and switchyards, ipp. The main purpose of this work is the development of an optimization model for the design of the grounding grid in electrical substations. 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. Electrical stations substations by purpose transformer stations switching stations converter stations compensation stations by position in es. Fundamentals of modern electrical substations part 3. 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. Calculationofimportantdesignparametersforgroundingsystemsi. Medium voltage products technical guide the mvlv transformer. Pdf grounding system design in electrical substation.
An electrical substation is a combination of a number of major electrical equipments like power transformers, circuit breakers, instruments transformers, bus bars, lightning arresters, control panels, interconnecting cables, capacitor banks, battery set, and other related equipments designed as per the requirements, size, capacity and class of the substation. Earthing design of 11kv and 33kv rural substations in the uk. Starting from the generating stations to the end users, voltage is needed to be stepped up and down several times in various substations. Whenever light surges occur then, a highvoltage pass through these electrical components causing damage to them either temporary or. The fence is connected to a separate grounding conductor. We offer high quality individual components or a whole package incorporating all key equipment required for a complete, integrated substation solution at competitive prices. The project work assigned to us was to design a 233 kv ehv substation. Topics cover safety, standards, site development, grounding practices, bus configurations, ac and dc ancillary systems, and major equipment. Get access to premium hvmvlv technical articles, electrical engineering guides, research studies and much more.
Powergrid international \ experiences \ substation design. Substations equipment maintenance electric power systems. We considered incoming power at 2 kv and the power was transferred to main bus through isolator international journal of applied engineering research issn 09734562 volume, number 11 2018 pp. A cable fed substation will have a split factor somewhere between 5% and 40% depending on the cable sheaths and earthing configuration where a substation is fed via overhead line and has no metallic return path, all the earth fault current with flow through the. You can benefit from their technical insight and stateoftheart knowledge at various stages throughout the documentation process. These power generating stations may be hydroelectric, thermal or atomic. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Installation of 11kv440v distribution substation ajinkya lonare1, pravin 2bodadkar, 4shuchiket darunde3, dr. Substation from a european contractor abbs response 115 kv gis elk04 including. A cable fed substation will have a split factor somewhere between 5% and 40% depending on the cable sheaths and earthing configuration where a substation is fed via overhead line and has no metallic return path, all the earth fault current with flow through the mass of earth and the split factor will be 100%.
Technical specification construction of 3311 kv primary. The problem is formulated as a mixedinteger linear. Design drawings 400kv substations planning inspectorate. Calculationofimportantdesignparametersforgroundingsystemsinsu. Eatons liquidfilled substation transformers are customdesigned power transformers suitable for both indoor and outdoor applications. The substation grounding grid is a system of horizontal, interconnected bare ground conductors, spaced a few meters apart, buried in the earth at a depth varying from 0. Substation design volume ii physical layout instructor. This volume is a broad overview of the design factors and data. Presentation on industrial training in 220kv substation ig nagar, jaipur on the topic operation and maintenance of ehv equipment and trannsmission system.
Pdf substation design manual shally gupta academia. The substation consisted of two 14 mva transformers, two 8 kv breakers and nine 12. Jul 15, 2015 our substation design solution reduces the amount of time to complete design and minimizes errors that cause rework during construction. To calculate the levels and waveforms of vftos, the pspicematlab is used. Supply in the package materials have been classified as under i. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india. Implementation of an offtheshelf solution for substation design which supports electromechanical, civil and electrical design. The solution will be based on implementation of an offtheshelf system or systems, with preparation for work at iec israel.
Best practices for protection and control applications for. There are 2 to 4 outgoing circuits for the 35kv substation and 12 outgoing circuits for the 10kv substation. 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. Eps was responsible for the design of the substation. 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. Entergy will design, install, maintain, own and operate the 230 kv ring bus. Guide for the design, construction and operation of. Iem power systems is a premier supplier of electrical equipment and substation packages.
Transmission and distribution substation projects operating. Design parameters and standard layout of a 3311 kv substation. Prepared by the subcommittee on the design of substation structures of the. Fundamentals of electrical substations and switchgear. The customer will design, install, maintain, own and operate all equipment from the division of ownership, at the fence, back to their generation units. The document is divided into 12 chapters starting from electrical arrangement to lightning and earthing protection.
Inspections and tests in situ prior to putting into service 61. The design is then submitted to our mentor for verification keywords. Electric power substations for community acceptance and environmental compatibility 1. Substation design challenges an analysis of substation design criteria can demonstrate the bene. Whenever light surges occur then, a highvoltage pass through these electrical components causing damage to. Design guide for rural substations usda rural development. Every year, our experts are involved in numerous air and gasinsulated hv substation and installation design projects worldwide. It covers rural transmission and distribution with airinsulated, outdoor substations up to. Technical guide the mvlv transformer substations abb group. Lightning arrester the substation equipments such as conductors, transformers, etc. Substation configuration substation configuration can greatly affect protection choices substation physical design engineers must be in full agreement with protection and control engineers, even for temporary substation configurations. Technical specification construction of 3311 kv primary sub.
Substation structure design guide asce manuals and reports. For the 35kv substation, internal bridge or single bus sectionalizing connection can be adopted. Electrical substation now days the electrical power demand is increasing very rapidly. High voltage substation design and application guide eep.
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