The main purpose of this research is to gather in one paper information about construction and maintenance of high voltage power transformers. This document outlines the primary design standard for transgrid substations. Hve high voltage entry hv high voltage greater than v a. Highvoltage cables are manufactured to exact specifications so that they can withstand a variety of mechanical and electrical stresses.
The pps consists of a plug and play high and medium voltage substation built as mobile substation on. Any exceptions to this publication shall be brought to the. Offshore substation design development of standards. All civil engineering, building works and associated services, including the design, supply of materials, construction, installation and testing associated with the ehv system must be in accordance with document substation civil design and construction standard, r590634. The substation construction manual is not intended to replace asset management standards, but. Errors in location and substation construction can delay a project and may. Ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802. Technical guide the mvlv transformer substations abb group.
High voltage substation maintenance and construction 905 6836636 emergency 24hour response. The unit substation is a relatively recent development. The electrical substation design is a complex method with full of engineer planning. As a result, the high voltage power electronic substations of the future will be more common.
Bsee and boem as to what additional standards may be applicable to offshore substation design as the agencies update their regulations. Edms, printed to an electronic drawing set adobe pdf and issued to project manager. To avoid unnecessary delays, the substation building should be completed in accordance with this specification. Fundamentals of electrical substations and switchgear. Cables must be fitted with approved glands at the entry point through the gland plate in the bottom of the marshalling box. They transform voltage from high to low, or vice versa, and provide the ties. Rules to follow for substation safety published on february 29, 2016 february 29. Sturgeon electric has completed transmission projects in voltages up to 500kv, and has installed thousands of miles of. This fundamental course leads you through a stepbystep study of the substation design and construction process. Frequently, after initial substation construction, requirements change, and plans for the ultimate capabilities of the substation are altered.
The substations are mainly used to convert ac alternating current. Apply to low voltage technician, electrician, senior electrician and more. B standard designs sitework typical water crossing 4. B concrete standards general outline and reinforcement notes 3. A substation is an electrical system with highvoltage capacity and can be used to control the apparatus, generators, electrical circuits, etc. Stages of power substation project design, construction and related environmental. New power lines and new highvoltage substations are built in the netherlands by the. Electrical substation components list diagram, working.
A unit substation is factory built and tested, then shipped in modules that are bolted together at the site. These recommendations will take into account the critical nature of. A road map to the engineering design, preparation of bid documents, bid process and construction supervision kindle edition by linares m. Auxiliary dc lighting is to be installed within buildings containing high voltage metalclad switchgear and. Mediumvoltage shielded power cable 2 kv up to 35 kv. Transformers to convert between two transmission voltages, 2. As the distribution system is rated up to 50kv many large industrial. Bushing wells and parking stands for mounting accessory equipment shall be universal type. From engineering and planning to substation construction and commissioning, equisales offers innovative services that are designed for todays. We are a neta member and our field engineers and technicians use up to date calibrated test equipment. Whenever light surges occur then, a highvoltage pass through these electrical components causing. A mv lv transformer electrical substation consists, therefore, of the set of devices dedicated to the transformation of the voltage supplied by the. High voltage substations fast track power construction. Substation transformer installation, operation and.
The transmission line voltage classes and substation types included in this study. Electrical substation components and their workings. Construction safety clearance high voltage apparatus form. Pdf substation design manual shally gupta academia. This bulletin is an update and revision of previous rea bulletin 651, design guide for rural substations revised june 1978. Construction of transmission and distribution lines. A substations primary function is to transform voltage from low to high, from high to low and to perform.
This publication covers the design, construction, substation layout and the electrical equipment located in customerowned high voltage substations. Substation transformers are designed for installation on threephase systems. Portable power solutions ensure a reliable grid connection to fit the most demanding environments. Medium voltagelow voltage mvlv transformer substations. Construction and maintenance of high voltage power. Design guide for rural substations usda rural development.
Highvoltage is defined as transmission facilities operating at 230 kilovolts kv or higher. Myr group subsidiaries have constructed hundreds of highvoltage substations, switching stations and interconnect stations from 34. Substations transform voltage from high to low, or the reverse, or perform any of several other important functions. The substation equipments such as conductors, transformers, etc. Line voltage consider how to maintain the substation in service without one, or two lines out of service overhead or underground restrictions for line construction, regulations emergency generator. Wherever you are, siemens is your reliable partner for the onestop planning and construction of customized, stateoftheart highvoltage substations. Hvss high voltage substation services ltd was formed in 2009 specialising in design, installation and commissioning of high voltage substations systems up to 275kv. With over 50 years of experience working in electrical. For economy of construction the collector system operates around 35 kv, and. All rus borrowers rus electric staff effective date. Voltage control power factor correction devices such as capacitors, reactors or static var compensators 3. The difference in surface potential experienced by a person bridging a distance if 1m with the feet without contacting any other ground object.
All aspects of design, manufacture, testing, supply, plant, equipment, accessories, materials, construction, erection, installation, operation and. Ni000401r122 substation construction manual reference. Basic substation configurations and the components. Vuspec page 3 ieee 12402000 r2012, ieee guide for the evaluation of the reliability of hvdc converter stations ieee. Technical engineering, procurement, and construction. Dead front highvoltage terminations and equipment conforming to ieeec57. Lcf local control facility lv low voltage exceeding 50 v a. Focus is on highvoltage transmission normally defined as anything over 69kv states typically regulate siting of new lines above 100kv most states require some type of approval, such as a.
High voltage substation specification university of newcastle. Transmitting electricity at high voltage reduces the fraction of energy lost to resistance. Substation civil design and construction standard tasnetworks. Ehv extra high voltage eia environmental impact assessment emop environmental monitoring plan. For a given amount of power, a higher voltage reduces the current and thus the resistive losses in the conductor. The key steps in the substation designing include switchingsystem, planning and placing of equipment, selection of. Highvoltage substations, the node points of todays complex power transmission infrastructure, play a key role in meeting this demand safely and reliably. B concrete standards general outline and reinforcement notes 2. As a result, expansion of the substation facilities may deviate. This is the maximum touch voltage within a mesh of a ground grid. The substation high voltage design shall be to as 2067 with the additions and clarifications. When a highvoltage cable is terminated for a connection to a. The electricity substation is a network of electrical equipment which is connected in a structured way in order to supply electricity to end consumers.
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