WO2010018264A4 - Electric power transmission system with a dc link - Google Patents

Electric power transmission system with a dc link Download PDF

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Publication number
WO2010018264A4
WO2010018264A4 PCT/ES2009/000410 ES2009000410W WO2010018264A4 WO 2010018264 A4 WO2010018264 A4 WO 2010018264A4 ES 2009000410 W ES2009000410 W ES 2009000410W WO 2010018264 A4 WO2010018264 A4 WO 2010018264A4
Authority
WO
WIPO (PCT)
Prior art keywords
electric power
bus
voltage
collector
hvdc
Prior art date
Application number
PCT/ES2009/000410
Other languages
Spanish (es)
French (fr)
Other versions
WO2010018264A1 (en
Inventor
Ramón Manuel BLASCO GIMÉNEZ
Antonio Correcher Salvador
Emilio GARCÍA MORENO
Francisco José MORANT ANGLADA
Eduardo Quiles Cucarella
Original Assignee
Universidad Politecnica De Valencia
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.)
Filing date
Publication date
Application filed by Universidad Politecnica De Valencia filed Critical Universidad Politecnica De Valencia
Publication of WO2010018264A1 publication Critical patent/WO2010018264A1/en
Publication of WO2010018264A4 publication Critical patent/WO2010018264A4/en

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/36—Arrangements for transfer of electric power between ac networks via a high-tension dc link
    • 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
    • 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
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]

Abstract

The invention relates to an electric power transmission method and system with a DC link, including electric generators (1) connected to an AC collector or bus (4) either directly or via a wiring system (2) consisting of electronic power systems and/or transformers and the corresponding electric lines (3) thereof, said system also including reactive power compensators (7) and filters (6). The AC collector (4) is connected using transformers (8) to a non-controlled rectifier or converter (9a), such that the offset angle between voltage and current is minimum, as is the reactive power requirement thereof.

Claims

REIVINDICACIONES MODIFICADAS recibidas por Ia oficina Internacional el 18 marzo 2010 (18.03.2010) MODIFIED CLAIMS received by the International Office on March 18, 2010 (03/18/2010)
1. Método de transmisión de Ia energía eléctrica generada por un conjunto de generadores (1) conectados a un bus colector (4) de corriente alterna, estando el bus colector (4) conectado, a través de un transformador (8), a una conexión en Corriente Continua de Alto Voltaje (HVDC) formada por un rectificador (9a), una línea HVDC (10) y un inversor (11), caracterizado porque comprende controlar Ia tensión del bus colector (4) para ajustar Ia tensión y/o corriente de1. Method of transmission of the electric power generated by a set of generators (1) connected to a bus collector (4) of alternating current, the bus collector (4) being connected, through a transformer (8), to a connection in High Voltage Direct Current (HVDC) formed by a rectifier (9a), a HVDC line (10) and an inverter (11), characterized in that it comprises controlling the voltage of the bus collector (4) to adjust the voltage and / or current
Ia línea HVDC (10).Ia HVDC line (10).
2. Método de transmisión de energía eléctrica según Ia reivindicación 1 , donde el paso de controlar Ia tensión del bus colector (4) se lleva a cabo actuando sobre los generadores (1).2. Method of transmission of electric power according to claim 1, wherein the step of controlling the voltage of the bus collector (4) is carried out by acting on the generators (1).
3. Método de transmisión de energía eléctrica según Ia reivindicación 2, donde Ia tensión del bus colector (4) se controla modificando Ia corriente magnetizante de los generadores (1).3. Method of transmission of electric power according to claim 2, wherein the voltage of the bus collector (4) is controlled by modifying the magnetizing current of the generators (1).
4. Método de transmisión de energía eléctrica según Ia reivindicación 2, donde Ia tensión del bus colector (4) se controla actuando sobre unos sistemas electrónicos de potencia (2) que conectan los generadores (1) al bus colector (4).4. Method of transmitting electric power according to claim 2, wherein the voltage of the bus collector (4) is controlled by acting on electronic power systems (2) that connect the generators (1) to the bus collector (4).
5. Método de transmisión de energía eléctrica según cualquiera de las reivindicaciones 1-4, que comprende modificar Ia tensión del bus colector (4) para ajustar Ia tensión en Ia línea HVDC (10) y controlar el inversor (11) para ajustar Ia corriente por Ia línea HVDC (10).5. Method of transmission of electric power according to any of claims 1-4, which comprises modifying the voltage of the bus collector (4) to adjust the voltage in the HVDC line (10) and control the inverter (11) to adjust the current by the HVDC line (10).
6. Método de transmisión de energía eléctrica según cualquiera de las reivindicaciones 1-4, que comprende modificar Ia tensión del bus colector (4) para ajustar Ia corriente por Ia línea HVDC (10) y controlar el inversor (11) para ajustar Ia tensión en Ia línea HVDC (10). 156. Method of transmission of electric power according to any of claims 1-4, which comprises modifying the voltage of the bus collector (4) to adjust the current through the HVDC line (10) and control the inverter (11) to adjust the voltage in the HVDC line (10). fifteen
7. Método de transmisión de energía eléctrica según cualquiera de las reivindicaciones anteriores, que además comprende modificar Ia frecuencia en el bus colector (4) para conseguir una variación continua de Ia potencia reactiva entregada por unos filtros (6) conectados a dicho bus colector (4).7. Method of transmitting electric power according to any of the preceding claims, which further comprises modifying the frequency in the bus collector (4) to achieve a continuous variation of the reactive power delivered by filters (6) connected to said bus collector ( 4).
8. Método de transmisión de energía eléctrica según cualquiera de las reivindicaciones anteriores, donde el control de Ia tensión y de Ia frecuencia del bus colector (4) se realizan conjuntamente.8. Method of transmitting electric power according to any of the preceding claims, wherein the control of the voltage and the frequency of the bus collector (4) are carried out together.
9. Sistema de transmisión de energía eléctrica capaz de llevar a cabo el método de cualquiera de las reivindicaciones 1-8, que comprende un conjunto de generadores (1) conectados a un bus colector (4) de corriente alterna, estando el bus colector (4) conectado, a través de un transformador (8), a una conexión en corriente continua de alto voltaje (HVDC) formada por un rectificador (9a), una línea HVDC (10) y un inversor (11), caracterizado porque el rectificador (9a) es de tipo no controlado.9. Electric power transmission system capable of carrying out the method of any of claims 1-8, comprising a set of generators (1) connected to an AC bus (4), with the bus ( 4) connected, through a transformer (8), to a high voltage direct current (HVDC) connection formed by a rectifier (9a), a HVDC line (10) and an inverter (11), characterized in that the rectifier (9a) is of uncontrolled type.
10. Sistema de transmisión de energía eléctrica capaz de llevar a cabo el método de cualquiera de las reivindicaciones 1-8, que comprende un conjunto de generadores (1) conectados a un bus colector (4) de corriente alterna, estando el bus colector (4) conectado, a través de un transformador (8), a una conexión en corriente continua de alto voltaje (HVDC) formada por un rectificador (9a), una línea HVDC (10) y un inversor (11), caracterizado porque el transformador (8) no tiene tomas. 10. Electric power transmission system capable of carrying out the method of any of claims 1-8, comprising a set of generators (1) connected to an AC bus (4), with the bus ( 4) connected, through a transformer (8), to a high voltage direct current (HVDC) connection formed by a rectifier (9a), a HVDC line (10) and an inverter (11), characterized in that the transformer (8) It has no intakes.
PCT/ES2009/000410 2008-07-31 2009-07-31 Electric power transmission system with a dc link WO2010018264A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES200802377A ES2358816B1 (en) 2008-07-31 2008-07-31 METHOD AND SYSTEM OF CONTROL AND TRANSMISSION OF ELECTRICAL POWER WITH CONTINUOUS CURRENT LINK.
ESP200802377 2008-07-31

Publications (2)

Publication Number Publication Date
WO2010018264A1 WO2010018264A1 (en) 2010-02-18
WO2010018264A4 true WO2010018264A4 (en) 2010-05-06

Family

ID=41668733

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/ES2009/000410 WO2010018264A1 (en) 2008-07-31 2009-07-31 Electric power transmission system with a dc link

Country Status (2)

Country Link
ES (1) ES2358816B1 (en)
WO (1) WO2010018264A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2715904B1 (en) * 2011-05-24 2016-06-29 Cameron, D. Kevin System and method for integrating and managing demand/response between alternative energy sources, grid power, and loads
ES2584535B2 (en) * 2015-03-27 2017-06-21 Universidad Carlos Iii De Madrid Method and system for voltage and frequency control in an isolated network
CN105939020A (en) * 2016-05-14 2016-09-14 国家电网公司 Station-configuration method for dynamic reactive compensation apparatus capable of improving multi-feed direct current restoration capability
CN106229999B (en) * 2016-08-30 2019-01-15 中石化南京工程有限公司 A kind of low-pressure reactive compensation current sampling method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2423650A (en) * 2005-02-24 2006-08-30 Alstom Power converters

Also Published As

Publication number Publication date
ES2358816B1 (en) 2012-03-20
WO2010018264A1 (en) 2010-02-18
ES2358816A1 (en) 2011-05-16

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