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RU2003138118A - DEVICE FOR COMPENSATION OF SINGLE-PHASE CAPACITIVE CURRENT CURRENTS AND RESTRICTIONS OF INTERNAL VOLTAGE IN HIGH-VOLTAGE NETWORKS - Google Patents

DEVICE FOR COMPENSATION OF SINGLE-PHASE CAPACITIVE CURRENT CURRENTS AND RESTRICTIONS OF INTERNAL VOLTAGE IN HIGH-VOLTAGE NETWORKS Download PDF

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Publication number
RU2003138118A
RU2003138118A RU2003138118/09A RU2003138118A RU2003138118A RU 2003138118 A RU2003138118 A RU 2003138118A RU 2003138118/09 A RU2003138118/09 A RU 2003138118/09A RU 2003138118 A RU2003138118 A RU 2003138118A RU 2003138118 A RU2003138118 A RU 2003138118A
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RU
Russia
Prior art keywords
voltage
circuit
transformer
neutral
switching device
Prior art date
Application number
RU2003138118/09A
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Russian (ru)
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RU2284083C2 (en
Inventor
Тать на Ивановна Ефименко (UA)
Татьяна Ивановна Ефименко
Original Assignee
Тать на Ивановна Ефименко (UA)
Татьяна Ивановна Ефименко
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by Тать на Ивановна Ефименко (UA), Татьяна Ивановна Ефименко filed Critical Тать на Ивановна Ефименко (UA)
Publication of RU2003138118A publication Critical patent/RU2003138118A/en
Application granted granted Critical
Publication of RU2284083C2 publication Critical patent/RU2284083C2/en

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  • Emergency Protection Circuit Devices (AREA)
  • Control Of Electrical Variables (AREA)

Claims (4)

1. Устройство компенсации однофазных емкостных токов замыкания и ограничения внутренних перенапряжений в высоковольтных сетях, содержащее трехфазный силовой трансформатор, первичная обмотка которого соединена по схеме “звезда” с выведенной нейтралью, а вторичная - по схеме разомкнутый “треугольник”, однофазный трансформатор напряжения и реактор между нейтралью и заземляющим устройством, трансформатор тока, резисторы, основной и шунтирующий коммутационные аппараты с цепями управления, отличающееся тем, что дополнительно содержит второй реактор, подсоединенный последовательно первому с одновременным паралельным подсоединением к выводам вторичной обмотки и шунтирующего коммутационного аппарата, при этом реакторы подсоединены посредством основного коммутационного аппарата к нейтрали, а через трансформатор тока к заземляющему устройству и шунтируются паралельно соединенными резисторами.1. A device for compensating single-phase capacitive short-circuit currents and limiting internal overvoltages in high-voltage networks, containing a three-phase power transformer, the primary winding of which is connected according to the “star” circuit with the neutral removed, and the secondary winding is open-loop “triangle”, the single-phase voltage transformer and the reactor between neutral and grounding device, current transformer, resistors, main and shunt switching devices with control circuits, characterized in that it further comprises Torah reactor connected in series with the first parallel simultaneous connection to the terminals of the secondary winding and a shunt switching device, wherein the reactors connected by a main switching device to neutral, and through the current transformer for the grounding device are shunted and parallel-connected resistors. 2. Устройство по п.1, отличающееся тем, что один резистор имеет линейную характеристику, другой - нелинейную.2. The device according to claim 1, characterized in that one resistor has a linear characteristic, the other non-linear. 3. Устройство по п.1, отличающееся тем, что цепь управления основным коммутационным аппаратом содержит реле тока и промежуточное реле во вторичной цепи трансформатора тока.3. The device according to claim 1, characterized in that the control circuit of the main switching device comprises a current relay and an intermediate relay in the secondary circuit of the current transformer. 4. Устройство по п.1, отличающееся тем, что цепь управления шунтирующего коммутационного аппарата содержит реле напряжения и промежуточное реле во вторичной цепи однофазного трансформатора напряжения.4. The device according to claim 1, characterized in that the control circuit of the shunt switching device contains a voltage relay and an intermediate relay in the secondary circuit of a single-phase voltage transformer.
RU2003138118/09A 2003-08-18 2003-12-30 Device for compensation of one-phased capacity closing currents and for limiting internal overvoltages in high-voltage networks RU2284083C2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
UA2003087799 2003-08-18
UA2003087799A UA67276C2 (en) 2003-08-18 2003-08-18 Device for compensating phase capacitive short-circuit currents and limiting internal overvoltages in a high-voltage electric network

Publications (2)

Publication Number Publication Date
RU2003138118A true RU2003138118A (en) 2005-06-10
RU2284083C2 RU2284083C2 (en) 2006-09-20

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2003138118/09A RU2284083C2 (en) 2003-08-18 2003-12-30 Device for compensation of one-phased capacity closing currents and for limiting internal overvoltages in high-voltage networks

Country Status (2)

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RU (1) RU2284083C2 (en)
UA (1) UA67276C2 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2451379C1 (en) * 2010-10-29 2012-05-20 Открытое акционерное общество "Научно-исследовательский институт по передаче электроэнергии постоянным током высокого напряжения" (ОАО "НИИПТ") Method to limit short-circuit currents and to increase controllability of power flows in power systems and device for its realisation - multimodule dc insert (mdci)
RU2454769C1 (en) * 2011-05-19 2012-06-27 Общество с ограниченной ответственностью Научно-производственное предприятие "ЭНЕРГОКОНСАЛТ" Grounding device of three-phase electrical network neutral
RU2530531C2 (en) * 2012-07-02 2014-10-10 Николай Валерьевич Гринев Automatic restrainer for development of resonant voltage increase at switched off phases of power lines equipped with shunt reactors in modes of single junction of such lines to the electric system
RU2549974C2 (en) * 2013-10-02 2015-05-10 Общество с ограниченной ответственностью "НПП Бреслер" Device for compensation of capacitor currents of single-phase short circuits to earth in electric networks with insulated neutral line
RU2582571C1 (en) * 2015-04-16 2016-04-27 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Калининградский государственный технический университет" Method for compensation of full current of single-phase fault
RU2626011C2 (en) * 2015-06-10 2017-07-21 Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Образования "Новосибирский Государственный Технический Университет" Device for compensation of capacitive currents of short circuit in networks with isolated neutral 6-10 kb
CN110445109B (en) * 2018-05-04 2022-03-29 南京南瑞继保电气有限公司 Method and device for rapidly eliminating ferromagnetic resonance of voltage transformer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2180462C2 (en) * 2000-04-20 2002-03-10 Томский политехнический университет Device for measuring disturbances in capacitive ground-fault current compensation

Also Published As

Publication number Publication date
UA67276A (en) 2004-06-15
UA67276C2 (en) 2006-01-16
RU2284083C2 (en) 2006-09-20

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Effective date: 20091231