RU2016121894A - METHOD FOR REDUCING POWER LOSS IN AC TRACING NETWORK - Google Patents

METHOD FOR REDUCING POWER LOSS IN AC TRACING NETWORK Download PDF

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RU2016121894A
RU2016121894A RU2016121894A RU2016121894A RU2016121894A RU 2016121894 A RU2016121894 A RU 2016121894A RU 2016121894 A RU2016121894 A RU 2016121894A RU 2016121894 A RU2016121894 A RU 2016121894A RU 2016121894 A RU2016121894 A RU 2016121894A
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Russia
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voltage
sectioning
traction
power
measured
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RU2016121894A
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Russian (ru)
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RU2644150C2 (en
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Леонид Абрамович Герман
Александра Альбертовна Максимова
Александр Сергеевич Серебряков
Владимир Павлович Гончаренко
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Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский государственный университет путей сообщения Императора Николая II" (МГУПС (МИИТ))
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Priority to RU2016121894A priority Critical patent/RU2644150C2/en
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/30—Reactive power compensation

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Electrical Variables (AREA)

Claims (8)

Способ снижения потерь мощности в тяговой сети переменного тока двухпутного участка с телемеханизированным постом секционирования и двусторонним питанием от телемеханизированных тяговых подстанций с устройствами регулирования напряжения (УРПН) трансформаторов, содержащий распределенную систему регулируемых тиристорных фильтрокомпенсирующих установок (ФКУт) с резонансными фильтрами,A method for reducing power losses in an alternating current traction network of a two-track section with a telemechanized sectioning station and two-way power supply from telemechanized traction substations with transformer voltage regulating devices (URPN), comprising a distributed system of adjustable thyristor filter-compensating installations (FCUT) with resonant filters, отличающийся тем, что введен информационно-управляющий блок (ИУБ), подключенный по системе телемеханики ко вторичным обмоткам измерительных трансформаторов напряжения, и, если измеренные напряжения находятся вне диапазона допустимых значений, то на УРПН и ФКУт тяговых подстанций и поста секционирования подается команда ввода режима напряжения в допустимую область путем повышения или понижения напряжения, и далее по измеренным напряжениям рассчитывают регулируемую мощность ФКУт поста секционирования, равнуюcharacterized in that an information-control unit (IUB) is introduced, connected via a telemechanics system to the secondary windings of the voltage measuring transformers, and if the measured voltages are outside the range of permissible values, then the voltage mode input command is sent to the URPN and FCUT from the traction substations and section section in the allowable area by increasing or decreasing the voltage, and then the measured power of the calculated calculated power PKUt sectioning post equal to Qфку=27,5⋅(Uтп-Uпс-IфкуXкк)⋅sinϕ/Zк(с),Q fku = 27.5⋅ (U tp -U ps -I fku X kk ) ⋅sinϕ / Z k (s) , где Uтп, Uпс - измеренные напряжения на тяговой подстанции и на посту секционирования;where U TP , U ps - the measured voltage at the traction substation and at the sectioning station; Iфку - ток ФКУт поста секционирования;I fku - current of fkut of sectioning station; Xкк - узловое индуктивное сопротивление поста секционирования;X kk - nodal inductive resistance of the sectioning post; sinϕ - усредненное значение отношения реактивной мощности к полной мощности тяговой нагрузки двухпутного участка;sinϕ is the average value of the ratio of reactive power to the full power of the traction load of the double-track section; Zк(с) - узловое составное сопротивление поста секционирования, и устанавливают ее на ФКУт поста секционирования, а затем измеряют напряжение на посту секционирования и устанавливают такое же напряжение на одноименных фазах обеих тяговых подстанциях, питающих рассматриваемый участок, с помощью ФКУт и УРПН трансформаторов.Z k (s) is the nodal composite resistance of the sectioning station, and it is installed on the FCUT of the sectioning station, and then the voltage at the sectioning station is measured and the same voltage is set at the same phases of both traction substations supplying the considered section using PKUT and URPN transformers.
RU2016121894A 2016-06-02 2016-06-02 Method for reducing power losses in ac traction network RU2644150C2 (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112677831A (en) * 2019-10-17 2021-04-20 中铁二院工程集团有限责任公司 Gridding power supply method applied to multi-line electrified railway

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU193828U1 (en) * 2019-06-17 2019-11-18 Федеральное государственное бюджетное образовательное учреждение высшего образования "Омский государственный университет путей сообщения" DEVICE FOR MEASURING VOLTAGE OF REGULATED INSTALLATION OF COMPENSATION OF REACTIVE POWER ON THE POST OF SECTION
RU2739397C1 (en) * 2020-07-28 2020-12-23 Федеральное государственное автономное образовательное учреждение высшего образования "Российский университет транспорта" (ФГАОУ ВО РУТ (МИИТ), РУТ (МИИТ) Method for controlling the power of the static var generator (svg) of the traction network sectionalizing post with rectifier installations

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Publication number Priority date Publication date Assignee Title
DE3341984A1 (en) * 1983-11-21 1985-05-30 Siemens AG, 1000 Berlin und 8000 München Reactive-power compensation
RU2547817C2 (en) * 2013-08-28 2015-04-10 Леонид Абрамович Герман Voltage regulation method at alternating-current traction station
RU2562830C1 (en) * 2014-05-06 2015-09-10 Леонид Абрамович Герман Power control method of transverse capacitive compensation unit in electric traction network

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112677831A (en) * 2019-10-17 2021-04-20 中铁二院工程集团有限责任公司 Gridding power supply method applied to multi-line electrified railway
CN112677831B (en) * 2019-10-17 2023-03-24 中铁二院工程集团有限责任公司 Gridding power supply method applied to multi-line electrified railway

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Effective date: 20190603