Energizied substation construction projects are never a problem. Predictive maintenance in substations and switchgear ee. Construction, operation, and maintenance plan plan of development trinity pud direct interconnection project i. Maintaining substation reliability using an asset manageme. Substation operation and maintentance heres a comprehensive reference on how to operate and maintain all the essential components of substations. Passbooks study guide 4491 career examination series. An introduction to electrical substations maintenance. Abb supports customers developing pragmatic longterm maintenance management strategies to improve reliability, minimize service disruptions, enable. Preventive maintenance procedures dealt in this chapter will help for timely corrective action and to maintain substation equipment without unplanned outage. Single line diagram of 33 or 11 kv440 v substation. Technical guide the mvlv transformer substations abb group.
This video was filmed by debbie ding as part of making space, an exhibition in 2015 about the substation, its archives, and its role in contemporary art in singapore. We typically use the following design software to produce our substation design documents. Facilities instructions, standards, and techniques. Substation maintenance training the electricity forum. The content of the book covers a range of substation topologies. We can design and build or supply and install to a. Energized substation maintenance incorporated has been meeting the needs of electric utilities and industries nationwide by providing the protection they require but also benefits they desire. Breakdown maintenance versus preventive maintenance a performance record of each critical component is maintained and basic decisions on the service life of the component and the total service it has put in. Spec ltd are able to provide complete substation supply and installation services up to 66kv.
See all formats and editions hide other formats and editions. Maintenance of ehv substation ieee conference publication. Substation maintenance is a process of periodic, planned inspection of and, if necessary, repair, and replacement of all switchgear, buildings, and ancillary equipment in substation installations. That way, youll have baseline images with which to compare later images. During mid 1995 there was some thoughts that we were performing more maintenance than necessary on our transmission and substation equipment.
Recent technological develop ments have had a tremendous impact on all. Substation operation and maintentance alexander publications. A good thermographic approach to substation maintenance is to create inspection routes that include all the substations owned by your utility or facility. Substation maintenance is an introductory class for the apprentice relay technician, substation technician or any beginning student that needs an introduction. Though substation managers endeavour to maximize availability by following utilitys own set procedures, it is prudent to.
Membership in the substation maintenance services program with a substation maintenance services agreement, companies are assigned a field service engineer who works directly with them on a customized substation maintenance program tailored to their schedule and needs. Between the generating station and consumer, electric power may flow through several substations at different voltage levels. Today we ll be using our industry and utility experience, but your engineering firm, the. An introduction to electrical substations maintenance and millions of other books are available for amazon kindle.
The substation is a recipient of the national arts councils major grant for the period april 2017 to march 2020. Note the cleanliness, terminals, earth connections, readings of counters, levels of quenching medium in case of oil circuitbreaker, pressure of quenching medium in case of sf 6 circuit breakers etc. Factors influing substation availability equipment failure rate and repair time. High and medium voltage substation design, testing and. Manual on ehv substation equipment maintenance by author g. This will enable the optimum use of the capacitors to improve power factor. Theres no one answer to a perfect substation maintenance. We provide a wide range of services to suit a variety of budgets and scheduling constraints. The results of the survey revealed that the utility follows a timebased ma intenance concept. Energized substation maintenance, insulator cleaning. Heres a comprehensive reference on how to operate and maintain all the essential components of substations. Apply to senior electrician, wind turbine technician, technician and more. Standard for preventive maintenance programs 201516 to 201920.
Maintenance basis utilizing the epri tier classification for the substation. 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. In simple terms, substation maintenance is a regimen of regular preventative checks and actions carried out to ensure substations are kept in good. In simple terms, substation maintenance is a regimen of regular preventative checks and actions carried out to ensure substations are kept in good working order.
Based on a customers selected maintenance strategy, each set of equipment has its own set of detailed maintenance plans. Substation maintenance training this 2day substation maintenance training course will cover the maintenance and testing requirements for common substation facilities. This handbook explains everything about high voltage substations from their design and construction to the maintenance and the ongoing management. Electrical substation maintenance technician jobs, employment. This equipment is a compact multicomponent assembly, enclosed in a ground metallic housing, which the primary insulation medium is a. Electrical substation maintenance is a key component of any substation owners electrical maintenance program. The measurement of insulation resistance is carried out to check the healthiness of the transformer insulation. On a computer, save thermal images of each substation component and track temperature measurements over time. Founded in 1980, we provide a wide range of substation maintenance services, including substation testing and commissioning services. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions.
Manual on ehv substation equipment maintenance paperback 1 january 2005 by govt. Ehv construction substation construction, substation. Interconnection of power plants of the national or area electrical grid. Maintaining substation reliability using an asset management strategy from electricity today, octobernovember 2000 by joe nichols and bob matusheski as a result of economic pressures caused by deregulation, utilities are looking at new ways to approach the business of operating and maintaining their assets. Handbook on maintenance of electrical general services substation. Advising on follow on corrective action arising from the routine maintenance carrying out of necessary corrective maintenance hvsm ensures that the maintenance planning and scheduling takes account of the customer needs, the criticality of equipment to the plant, the age of equipment, the maintenance history of the equipment and the maintenance. Operation and maintenance of substation equipment and ehv transmission lines in this case, the tap position should be reduced, so as to keep the voltage up to the normal value.
A transmission substation connects two or more transmission lines. Substation maintenance this fiveday lecture and demonstration course is a comprehensive overview of the maintenance requirements of power and distribution substations. A survey on the substation maintenance practices in a saudi electric utility was carried out. Substations are vital link and their improved availability plays major role in power delivery system. Substation types electrical substation components scribd. Substation interview questions answers engineering tutorial. I hope this hand book will be useful to maintenance personnel and will assist them in keeping. Electric power substations engineering, third edition.
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. 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. Whether it be a new substation or upgrade to an existing installation, we can offer a solution. Over time, a variety of problems can begin to influence the performance and reliability of a substation. A substation is a part of an electrical generation, transmission, and distribution system. Purpose and scope this procedure establishes safe working practices for handling sulfur. Manual on ehv substation equipment maintenance paperback. Substation equipment maintenance, tests and checkings eep. Apply to electrical technician, technician and more. Basically, these provide points for controlling the supply of power on different routes by means. Though substation managers endeavour to maximize availability by following utilitys own set. The simplest case is where all transmission lines have the same voltage.
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. 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. Introduction western area power administration western is planning to construct, own, operate, and maintain a power transmission facility between trinity dam and a new switchyard at weaverville, trinity county, california. Operation and maintenance of substation equipment and ehv. Basic concepts of switching in a high voltage yard. Dec 31, 2015 what are different bus bar materials used in substation. From a circuit switcher, transformer, regulator, recloser, circuit breaker, protective relay, and battery system, we can handle all your needs. These standards created and made available are for the construction of ergon energy infrastructure. Review of mathematics involved with protective relays. Aluminim has the advantage of one third the weight of the copper and also aluminum requires less maintenance and proper use of alloys provide necessary rigidity required for bus material. Ehv ehv and ehv hv 1 substations are an important element of the electricity transmission network of a country or of a large area of a country and their functions are.
We can also plan, manage, and build multiphase projects. Passbooks study guide 4491 career examination series national learning corporation on. The service includes the analysis of test results, training, consultation and technical support. It begins with an introduction to power distribution schemes and explains the purpose of substations in these schemes. A novel concept for substation maintenance management.
It features 25 figures from art, design and film sharing their. The surest way to avoid the associated costs of fixing or replacing substation infrastructure is to perform regular maintenance. Substation list wa visitors control center main gate bldg 69004 fort hood, tx 76544 co killeen substation 307 priest dr killeen tx 76541 bell 2546184184 no 3 3 mail co killeen substation sa 8407 bandera road, san antonio, tx 78250 northwest substation po box 839950 san antonio tx. With a substation maintenance services agreement, companies are assigned a field service engineer who works directly with them on a customized substation maintenance program tailored to their schedule and needs.
This 2day substation maintenance training course will cover the maintenance and testing requirements for common substation facilities. Ehv substation layouts for busbar systems up to 400 kv substations form an important element of transmission and distribution network of electric power system. Energized substation maintenance is not only a flourishing business that has been builtup but it has been thriving for 30 years serving utilities and every type of industries nationwide. It begins with an introduction to power distribution schemes and. Divan enterprises, in todays scenario of everincreasing power demand, maximization of availability of existing power system elements assumes greater significance.
Substation operation and maintenance alexander publications. High and medium voltage substation design, testing and maintenance training in london uk, dubai united arab emirates, kuala lumpur malaysia, istanbul turkey, france paris. Tailored maintenance strategy to suit substation maintenance needs abb can provide support to enable optimized maintenance management strategies for substations. Purpose and scope this procedure establishes safe working practices for handling sulfur hexafluoride sf6 gas and release. Manual on ehv substation equipment maintenance divan. In such cases, substation contains highvoltage switches that allow lines to be connected or isolated for fault clearance or maintenance. Apr 30, 2020 substation maintenance is a process of periodic, planned inspection of and, if necessary, repair, and replacement of all switchgear, buildings, and ancillary equipment in substation installations. The electric power substation, whether generating station or transmission and distribution, remains one of the most challenging and exciting fields of electric power engineering. Ehv substation layouts for busbar systems up to 400 kv eep. Our capabilities include new construction, repairsupgrades, maintenance, and demolitions. The following steps are involved in maintenance of circuit breakers. When the space available for the installation of the substation is short or when the environmental conditions are extremely severe the usual solution is to install a gis gas insulated substation, which schematic diagram is shown in figure 3. Step up and step down voltage of the distribution network to suitable values for networks operating.
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