Substation vaughn industries has been installing and maintaining substations for many years, earning our reputation as one of the midwests top substation contractors. We are also a fullservice substation contractor in the areas of new construction, maintenance repair and rehabilitation. High and medium voltage substation design, testing and maintenance training in london uk, dubai united arab emirates, kuala lumpur malaysia, istanbul turkey, france paris. Substation operation and maintentance alexander publications. This handbook offers the whole knowledge of high voltage substations from their design and construction to the maintenance and the ongoing management, the entire asset lifecycle. High voltage substation stock photos download 12,052. Hvss formed in 2009 based in north west london, specialising installation, commissioning and design of high voltage substations systems up to 2kv. They transform voltage from high to low, or vice versa, and provide the ties, transformation, switching and protection of. Creepage distance is the shortest distance between two conducting points along the surface of the insulating. Ghent, ky 345kv substation maintenance extra high voltage ehv substation outage testing services included clearing with dispatch, switching, testing, lockouttagout, substation personnel training, and grounding transformer testing included. Hv substation project brief history et bihl d i 1987 f th il ti f l hv mv d established in 1987 for the realization of complex hv, mv and lv projects.
As tennessee valley authority staff system engineer mark b. Passbooks study guide 4491 career examination series national learning corporation on. Download 12,052 high voltage substation stock photos for free or amazingly low rates. Passbooks study guide 4491 career examination series. Substation operation and maintenance alexander publications. Power substation guides, research papers and studies eep. Substation engineering ais and gis substations beta. High voltage at its finest contact us today for a free quote call now. The specific requirements of the substation project description, physical arrangement, voltage classes, current ratings, protective relaying schemes, metering requirements, etc. This course covers all aspects of high and medium voltage substation design, including regulatory and environmental requirements, general design considerations, and the application of switching and power equipment, fault calculations, safe grounding design, protectioncontrol, automation and communication, and maintenance considerations. High voltage cables are manufactured to exact specifications so that they can withstand a variety of mechanical and electrical stresses.
A maintenance season will be considered the period of time from october 1 of the current year through may 31 of the following year. Input data of studied sample symbol descriptionvalue name of substation pasargad steel location iran voltage level 40034. This will enable the optimum use of the capacitors to improve power factor. Pin insulators post insulators strain insulators suspension insulators hallow apparatus insulators deadend insulators solid core insulators what is creepage distance. To provide a practical understanding of planning, design, application and maintenance aspects of high and medium voltage substations for utility networks and industrial plants. The distribution networks can be divided into two different parts, medium voltage distribution networks mvdns and high voltage distribution networks hvdns. This bulletin is available on the rural utilities service website at. Fundamentals of modern electrical substations, shvartsberg. From simple filtering to reclamation of used transformer oil using fullers earth industrial tests is available 24 hours a day 7 days a week.
Any voltage exceeding 120 v rms nominal power line voltage or 120 v dc, but not exceeding v rms or dc, with a current capability exceeding 2 ma ac or 3 ma dc. A substation is a part of an electrical generation, transmission, and distribution system. A number of factors influence the human body resistance, but iec has provided 1 k. Kyle carter has worked in and around high power facilities especially substations for two decades. One of iets strengths is in the maintenance, upgrade and repair of hv substation high yard equipment. Marc is a certified linemen and has over 25 years experience in working with above and below ground high voltage lines. It is an essential reference for engineers and technicians responsible for the operation, maintenance, and testing of power system equipment. Protective relays can only operate adequately if they receive the correct secondary current from the cts. It is observed that corona discharge occurs mostly at sharp corners, edges near the conductor fixing points. Electrical power equipment maintenance and testing power. High voltage safety operating procedures for engineers and.
Comprehensive coverage includes dielectric theory, dissolved gas analysis, cable fault locating, ground resistance measurements, and power factor, dissipation factor, dc, breaker, and relay testing methods. We at hvss pride ourselves in providing a comprehensive service for all aspects of design, installation, and commissioning for high voltage systems. The use of coupling capacitor voltage transformers ccvts for revenue metering applications is limited to 500 kv and above. The mvdns are operated radially and they contain networks with voltages under 110 kv, according to the finnish electricity market act. Our past experience has prepared our engineers to test and repair a multitude of high yard components such as ocbs, sf6 breakers and transformers. Search 47 high voltage substation jobs now available on, the worlds largest job site.
Operation and maintenance of substation equipment and ehv transmission lines. Medium and high voltage substation we will offer a complete team of trained technicians to tackle all of the switchgear in your medium and high voltage substation. Ge optimizing maintenance and replacement decisions. Some of the insulators employed in substations are. Practical electrical substation safety for engineers. Ic interconnection customer shall mean the entity, and any of its. He is responsible for structure maintenance, switch testing and repair, and oil sampling.
Technical training and certifications for hvmv equipment. Apply to low voltage technician, electrician, senior electrician and more. Chris holds a bachelors degree in engineering from the university of louisville. Our electrical engineers and business leaders have more than 100 years of cumulative experience in the global power industry.
After earning a bsee from the university of illinois in 1998, kyle served as an ibew journeyman substation technicianelectrician, meter relay technician and substation wireman on his way to a professional electrical engineer certification in washington, oregon and. Substation transformer installation, operation and maintenance. Power is able to simplify the process of substation construction by designing and building turnkey solutions that can be a. Substation design manual i reference ni000401r121 ver 2 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 revision history version description of change approval date revised by 1 initial version 250320 draft 2a content revised and additional content added. We have the resources and experience to costruct a new facility from the ground up, providing everything from foundation installation to transformer dress out, and installation. These corona rings are placed suitably to metal clamps, joints to encircle the conductors surface. Standard for preventive maintenance programs 201516 to 201920 page 8 of 77 standard for preventive maintenance programs 201516 to 201920 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 1 overview 1. This course is suitable to a wide range of professionals but will greatly benefit.
Enersol are a high voltage installation and maintenance company specialising in contracts to look after customers high and low voltage equipment whilst taking on the role of authorised person duties if. Operation and maintenance of substation equipment and ehv. These standards created and made available are for the construction of ergon energy infrastructure. Substation interview questions answers engineering tutorial. High voltage services california electrical contractors. Many offices use the concept of a maintenance season to describe the timeframe for performing maintenance scheduled on an annual interval. Home substation services, ok substation services, tx. In order to minimize the number of 90 degree bends maximum of 3 per the. High voltage substations fast track power construction. In this case, the tap position should be reduced, so as to keep the voltage up to the normal value.
High voltage maintenance services from the npm services team chris neitzel, reliability engineer. About grid solutions grid solutions, a ge renewable energy business, serves customers globally with over 15,000 employees in approximately 70 countries. We provide a wide range of services to suit a variety of budgets and scheduling constraints. Iris high voltage services include infrared services, predictive. Highvoltage cables are manufactured to exact specifications so that they can withstand a variety of mechanical and electrical stresses. Ghent, ky 345kv substation maintenance extra high voltage ehv substation outage testing services included clearing with dispatch, switching, testing, lockouttagout, substation personnel training, and grounding transformer testing included doble power factor test, test all bushings, excitation.
Preventative maintenance of substation equipment and transmission lines the advantage and life cycle cost analysis are generally considered before deciding for gis. The method data obtained and hv substation described has been demonstrated by first author of the paper within conference proceedings 1. Corona rings also called grading rings are hallow metallic rings having large diameter and will have a smooth surface. This unique ebook is written in a clear, downtoearth style, based on the authors 40 years of electrical engineering experience. Marc has over 5 years of experience working with low and medium voltage switches and circuit breakers. After earning a bsee from the university of illinois in 1998, kyle served as an ibew journeyman substation technicianelectrician, meter relay technician and substation wireman on his way to a professional electrical engineer certification in. This is showing three of the five 220 kv66 kv transformers, as well as high voltage transformer fire barriers, each with a capacity of 150 mva. Design guide for rural substations usda rural development. This comprehensive overview brings these disciplines together to give you an interactive guide to high voltage, air or gas insulated substation design. High voltage substation jobs with salaries in uae may. High voltage substation environment ge grid solutions. The content of the book covers a range of substation topologies.
Experienced nanny desert face trading llc salary aed 1,500 to 1,800 month. Safe work practices on high voltage substation apparatus. Dec 31, 2015 what are different insulators employed in substations. The work practices show how to install and test circui. Substation design high voltage substation design is a complex engineering activity that embraces a wide variety of disciplines. Solutions for electrical substation maintenance smc. From engineering and planning to substation construction and commissioning, equisales offers innovative services that are designed for todays utility providers. The land area required for a gis substation is in the order of 10% to 20% of that for an ais substation considering the switchgear bay. The book is organized as a collection of work practices. Substations transform voltage from high to low, or the reverse, or perform any. Goff points out, communication is the key ingredient to the success of any inspection program. Standard for preventive maintenance programs 201516 to 201920. Technical guide the mvlv transformer substations abb group.
Substation construction guidelines describes all the steps in building new substations, or expanding existing substations. High and medium voltage substation design, testing and. A 50 hz electrical substation in melbourne, australia. Communications for electrical power systems practical solutions to harmonics in power distribution practical high voltage safety operating procedures for engineers and technicians practical electrical wiring standards national rules for electrical installations et 101. Indoor substation a substation in which the apparatus is equipped inside the substation building is called indoor substation.
Youll also read about typical challenges substation engineers face and how to resolve them quickly and effectively. The transmission network is a meshed network and it includes all 400 kv, 220 kv and 110 kv lines operated as meshed the function of the transmission network is to transfer electricity from power plants to areas of consumption, from where the electricity is. High voltage substation maintenance and construction 905 6836636 emergency 24hour response. Such type of substation is mainly used for the voltage up to 1 v, but when the surrounding air is contaminated by impurities such as metal corroding gases and fumes, conductive dust, etc. This substation is constructed using steel lattice structures to support strain bus wires and apparatus. A substation that has a stepup transformer increases the voltage while decreasing the current, while a stepdown. This handbook explains everything about high voltage substations from their design and construction to the maintenance and the ongoing management. Between the generating station and consumer, electric power may flow through several substations at different voltage levels.
When a highvoltage cable is terminated for a connection to a circuit or equipment in a substation or switchyard, the termination must also be. The network is designed and operated by fingrid oyj, which is the electricity transmission system operator tso in finland. Transformer oil purification industrial tests provides comprehensive oil purification services for large power transformers. To provide a practical understanding of planning, design, application and maintenance aspects of high and medium voltage substations for utility networks and industrial plants who is the course for. Substation transformer installation, operation, and maintenance instructions and parts. When a high voltage cable is terminated for a connection to a circuit or equipment in a substation or switchyard, the termination must also be made to exact specifications. He has over 15 years experience in the electrical and mechanical testing fields.
Revenue metering applications involving installations served from 60 kv through 230 kv require the use of combination metering units ptct. Substation construction guidelines alexander publications. Preventive maintenance of substation equipment and. High voltage electrical qualifications saber power services.
Substation operation and maintentance heres a comprehensive reference on how to operate and maintain all the essential components of substations. Airinsulated, gasinsulated and mixed technology switchgear substations together with the essential. Information collected during each and every substation maintenance session is carefully documented to give a concise understanding of the health of the high voltage system. By the end of the course, participants will be able to. High voltage and substation maintenance iris high voltage specialists are trained and certified in multiple disciplines of predictive maintenance technologies to ensure every effort is made to capture a clear and concise report of the condition of your high voltage equipment. The concept of high voltage distribution networks including. Although saber power services was formed as a company in 2010, its roots go back in the gulf coast electrical community over 50 years, and our team has literally hundreds of years of combined experience in this business. We are able to service your switches, transformers, main circuit breakers, tie circuit breakers, feeder circuit breakers, protective relays, bus, contactors, battery systems, cable. The raptor includes in one unit current, voltage and power transformer testing. 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. Substations are an important part of the electrical generation, transmission and distribution system.
Current transformer testing is also an important part of electrical substation maintenance. Substation inspections are important in that they detect problems that not only could be deadly or injurious to employees, but also to the community at large. Technical engineering, procurement, and construction. Iris high voltage specialists are trained and certified in multiple disciplines of predictive maintenance technologies to ensure every effort is made to capture a clear and concise report of the condition of your high voltage equipment. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. Substation and switchgear services kiemlehankins co. These standards ensure meeting of ergon energys requirements.
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