Nehv substation design pdf

The skills are learned from experience and take many years to perfect. Our engineers can conduct and manage various earthing studies to propose the right grid layout. 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. Associated information and drawings specified in the design advice is required tobe based on specification sde001 substation electrical design. Manual for transmission lines and substation construction and maintenance activities. For a substationtype environment, the use of a positrontype electronic device is required to offset the ground potential rise gpr which causes noise on the circuit. Detailed investigation of substation and preparation of boq to be done by the bidder. Air insulated substations design for severe climate condition. Sub station design electrical substation transformer. Technical specification construction of 3311 kv primary sub. Federal and state environmental permit information was also included in this document. Internal arc effects in medium voltage switchgear 152kv mitigation techniques. Eps was responsible for the design of the substation civil work, bus layout, grounding, and lighting. The same substation may have more than one type of configurations, depending of the voltage levels.

The substation consisted of two 14 mva transformers, two 8 kv breakers and nine 12. Technical specification construction of 3311 kv primary substations. Ehv ehv and ehv hv substations may have several configurations topologies, depending on the requirements of the continuity, the reliability and the quality of power supply. This video introduces 3d design concepts and outlines the workflows for 3d design of substations. Scholar, electrical and electronics engineering department, aisect university bhopal, mp, india.

Federal and state environmental permit information was also included in this document for reference. The more usual configurations, shown in the single line diagrams of figures 8 to 11, are. Edms, printed to an electronic drawing set adobe pdf and issued to the. Recognizing the grids complexity and relevance, the national academy of sciences declared the electricity system. Introduction to substation design december 45, 2017 nashville, tn page 2 overview substation design is a multidiscipline undertaking. Substations with critical consideration of the mesh, touch and step potentials article pdf available november 2017 with 2,797 reads how we measure reads. Ugc approved journal,ugc approved journal,ugc and issn approved,ugc approved, ugc,ugc, ugc approved journal, ugc approved journal,issue,paper,research,journal,ijirt,international,volume,author,publication,scopus approved journal, scopus, scopus indexed journal, scopus journal, free publication, publish free, free of cost. Substations equipment maintenance electric power systems.

Applications and considerations ieee ced houston chapter 201220 oneline diagrams the oneline diagram is probably the single most important document in the substation design package. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. The specific requirements of the substation project description, physical arrangement. Abstract the thesis deals with the analysis of construction of power lines and substation switchyard of 3311 kv. Technical specification construction of 3311 kv primary. Between the generating station and consumer, electric power may flow through several substations at different voltage levels. Fundamentals of modern electrical substations part 3.

This staff shall have adequate cad design hardware and software. The electric power substation, whether generating station or transmission and distribution, remains one of the most challenging and exciting fields of electric power engineering. Medium voltage products technical guide the mvlv transformer substations passive users. Lowering of the substation profile may also be accomplished by means other than underground circuits although this approach may necessitate a larger surface area, resulting in larger site requirements. Entergy will design, install, maintain, own and operate the 230 kv ring bus. The contractor shall be responsible for the complete design and engineering, overall co. Switching schemes will be categorized in accordance with this categorization. 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. The levels and waveforms of vftos are determined by the design of the substation. Design guide for rural substations usda rural development.

Technical guide the mvlv transformer substations abb group. Download it once and read it on your kindle device, pc, phones or tablets. Substation structure design guide asce manuals and reports on engineering practice book kindle edition by kempner jr. Example of substation design electrical part 65 14. These distance take into account typical maintenance work methods s and ensure that the routine and most corrective maintenance tasks can be performed in safe and efficient a manner. This technical article, although not intended to cover substation design, includes some basic information on substation equipment layout, and other important design diagrams that a substation engineer should be able to handle without difficulty, in order to ensure reliable and safe work of. Bus arrangements reliability cost of configuration available space basic configurations. The assigned engineers shall be approved by the ito prior to release for design based on resumes and credentials submitted. The two primary distribution feeders of the substation illustrated in figure 1 are protected by either power circuit breakers or automatic circuit reclosers. For a substation type environment, the use of a positrontype electronic device is required to offset the ground potential rise gpr which causes noise on the circuit.

We offer high quality individual components or a whole package incorporating all key equipment required for a complete, integrated substation solution at competitive prices. Areas outside the substation do not need to be considered. Common configuration of ehv ehv and ehv hv substations. This standard provides guidance on the design and operation of the 20kv to 2kv networks. As you can see, the overview is complex, but on the other hand the mvlv electrical substation is the synthesis of several design activities electrical, mechanical, construction. Medium voltage products technical guide the mvlv transformer. Fundamentals of electrical substations and switchgear. Design and construction specifications of the substation 4 2. Substation design references ansi c37 series protection and control equipment ansi c57 series transformers. Manual for transmission lines and substation construction.

Manual for transmission lines and substation construction and. Lower profile designs for substation highvoltage equipment may be costeffective in design and in reducing the profile that the substation. Dan chaply has been a lead substation design engineer for substation projects for more than 25 years. Substation structure design guide asce manuals and. To calculate the levels and waveforms of vftos, the pspicematlab is used.

Beside this, its also important the performance of relays and the criteria for setting these. Prepared by the subcommittee on the design of substation structures of the committee on electrical transmission structures of the structural engineering institute of asce. The grounding source must be on or very close to the ground level and must be the effective ground as specified in the cpuc. Many of the substation engineers even after practicing engineering services for decades cannot still carry out this activity with the required level of expertise as well as satisfaction that many people expect from them. Recent technological develop ments have had a tremendous impact on all.

Scribd is the worlds largest social reading and publishing site. Module objective o to create fundamental understanding of hvdc concept for trainers. Earthing design is a complex area and covers lots of different subareas, all of which are. By mladen kezunovic the new substation t he electricity grid was invented in the 19th century and greatly expanded in the 20th. Homecontrol design and installation of ehvehv and ehvhv substations. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Substation structure design guide asce manuals and reports. Our team has a thorough knowledge of substation design, as well as wealth of.

Ugc approved journal,ugc approved journal,ugc and issn approved,ugc approved, ugc,ugc, ugc approved journal, ugc approved journal,issue,paper,research,journal,ijirt,international,volume,author,publication,scopus approved journal, scopus, scopus indexed journal, scopus journal, free publication, publish free, free of cost publication, free,internationaljouranl,journal,research,research paper. This bulletin provides a basic design guide and a reference tool for designing rural substations. Sep 11, 2014 this video introduces 3d design concepts and outlines the workflows for 3d design of substations. Transmission and distribution substation projects operating.

Entergy will construct their portion of the station to the substation fence including foundations. Technical engineering, procurement, and construction. In pspicematlab simulation, a suitable equivalent circuit is necessary for each component of the substation. Pdf substationdesignapplication jhon miranda academia. Sub station design free download as powerpoint presentation. Category 1 no outage necessary within the substation for either maintenance or fault. 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. The first step in designing a power substation is to design an earthing and bonding system go to content earthing and bonding. This comprehensive overview brings these disciplines together to give you an interactive guide to high voltage, air or gas insulated substation design. A substation is a part of an electrical generation, transmission, and distribution system.

Customer substation manual 6272019 preface page 8 of 82 010. High voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. He has developed designs for a wide variety of voltages, capacities, and. 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.

The customer will design, install, maintain, own and operate all equipment from the division of ownership, at the fence, back to their generation units. Earthing design of 11kv and 33kv rural substations in the uk. Eps was responsible for the design of the substation. The ito shall provide an engineer of each discipline required to design the. The design is then submitted to our mentor for verification keywords. Iem power systems is a premier supplier of electrical equipment and substation packages. The substation design manual is not intended to replace asset management standards, but rather. Design and installation of ehv ehv and ehv hv substations.

Use features like bookmarks, note taking and highlighting while reading substation structure design guide asce manuals and reports on engineering practice book. Substation design calculation substation automation. Electrical stations substations by purpose transformer stations switching stations converter stations compensation stations by position in es power plants transmission system switching, transformer consumption industry, distribution converters transmission, consumption rated voltages. The solution should be standard, commercial, offtheshelf solution, to meet general standardization requirements customary in the field of. These practices and procedures, when properly implemented, will minimize or.

The ergon energy design philosophy is to provide substations. The manual is applicable for all substation projects regardless of internalexternal design delivery mode. Design of 233kv substation 1,sudipta sen, 2,arindam chatterjee, 3,debanjan sarkar 1electrical engineering, techno indiawest bengal university of technology, india 2school of mechanical and building sciences, vellore institute of technology vit, india. In general this application guide will provide some basic understandings about the hv equipments on substation designs for hvac and hvdc substation. Substation structure design guide provides a comprehensive resource for the structural design of outdoor electrical substation structures. The oneline diagram defines the design parameters and scope of the designa road map.