RU2014123306A - METHOD FOR MATCHING A FOUR WIRE ASYMMETRIC HIGH VOLTAGE ELECTRIC TRANSMISSION LINES WITH LOAD - Google Patents
METHOD FOR MATCHING A FOUR WIRE ASYMMETRIC HIGH VOLTAGE ELECTRIC TRANSMISSION LINES WITH LOAD Download PDFInfo
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- RU2014123306A RU2014123306A RU2014123306/07A RU2014123306A RU2014123306A RU 2014123306 A RU2014123306 A RU 2014123306A RU 2014123306/07 A RU2014123306/07 A RU 2014123306/07A RU 2014123306 A RU2014123306 A RU 2014123306A RU 2014123306 A RU2014123306 A RU 2014123306A
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Abstract
Способ согласования четырехпроводной несимметричной высоковольтной линии электропередачи с нагрузкой, заключающийся в том, что исходная информация о напряжениях, токах и их частоте в линии через устройства сопряжения поступает в процессор, отличающийся тем, что в процессоре проверяются условия согласования четырехпроводной линии электропередачи с электрической нагрузкой для каждого линейного и нейтрального проводов, в результате сравнения действительного (присутствующего в реальном времени на объекте) и эталонного (определенного при помощи специализированной программы) значений сопротивлений нагрузки, напряжений в конце линии или токов, поступающих в нагрузку, формируются управляющие сигналы для корректирующих органов, в качестве которых могут быть использованы устройства РПН силовых трансформаторов без симметрирующих устройств, реакторы и трехфазные или однофазные устройства, генерирующие ток и напряжение, такие как конденсаторные батареи, трехпроводная обобщенная нагрузка имеющая в своем составе понижающий трансформатор, схема соединения первичной и вторичной обмоток которого «треугольник/звезда с выведенным нулевым проводом», фильтры высших гармонических составляющих токов и напряжений, активный фильтр с «плавающими» конденсаторами, выполненный для однопроводной линии.A method of matching a four-wire asymmetric high-voltage power line with a load, which consists in the fact that the initial information about the voltages, currents and their frequency in the line through the interface devices enters the processor, characterized in that the processor checks the conditions for matching the four-wire power line with the electrical load for each linear and neutral wires, as a result of comparing the actual (present in real time at the facility) and the reference (defined Using a specialized program) values of load resistances, voltages at the end of the line or currents supplied to the load, control signals are generated for corrective organs, which can be used on-load tap-changers of power transformers without balancing devices, reactors and three-phase or single-phase current-generating devices and voltage, such as capacitor banks, a three-wire generalized load incorporating a step-down transformer, the connection circuit of the primary and secondary ary windings which "delta / star derived from neutral conductor" filters the higher harmonic components of the currents and voltages, the active filter with a "floating" capacitors, configured for a single line.
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Application Number | Priority Date | Filing Date | Title |
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RU2014123306/07A RU2014123306A (en) | 2014-06-06 | 2014-06-06 | METHOD FOR MATCHING A FOUR WIRE ASYMMETRIC HIGH VOLTAGE ELECTRIC TRANSMISSION LINES WITH LOAD |
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RU2014123306/07A RU2014123306A (en) | 2014-06-06 | 2014-06-06 | METHOD FOR MATCHING A FOUR WIRE ASYMMETRIC HIGH VOLTAGE ELECTRIC TRANSMISSION LINES WITH LOAD |
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RU2014123306A true RU2014123306A (en) | 2015-12-20 |
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RU2014123306/07A RU2014123306A (en) | 2014-06-06 | 2014-06-06 | METHOD FOR MATCHING A FOUR WIRE ASYMMETRIC HIGH VOLTAGE ELECTRIC TRANSMISSION LINES WITH LOAD |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112513659A (en) * | 2018-07-31 | 2021-03-16 | 伊顿智能动力有限公司 | Faulty conductor detection based on the difference between filtered and unfiltered current signals |
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2014
- 2014-06-06 RU RU2014123306/07A patent/RU2014123306A/en not_active Application Discontinuation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112513659A (en) * | 2018-07-31 | 2021-03-16 | 伊顿智能动力有限公司 | Faulty conductor detection based on the difference between filtered and unfiltered current signals |
CN112513659B (en) * | 2018-07-31 | 2024-04-23 | 伊顿智能动力有限公司 | Method for determining whether a faulty conductor exists in an electrical power distribution network |
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Date | Code | Title | Description |
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FA92 | Acknowledgement of application withdrawn (lack of supplementary materials submitted) |
Effective date: 20160314 |