WO2012120161A1 - Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension - Google Patents

Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension Download PDF

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Publication number
WO2012120161A1
WO2012120161A1 PCT/ES2011/070166 ES2011070166W WO2012120161A1 WO 2012120161 A1 WO2012120161 A1 WO 2012120161A1 ES 2011070166 W ES2011070166 W ES 2011070166W WO 2012120161 A1 WO2012120161 A1 WO 2012120161A1
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WO
WIPO (PCT)
Prior art keywords
energy
renewable
order
sources
network
Prior art date
Application number
PCT/ES2011/070166
Other languages
English (en)
Spanish (es)
Inventor
Jorge Vallespi Sagarra
Original Assignee
BOCANEGRA CABEZA, Marcos
CISTERÉ PORRAS, Carolina
VALLET TOFIÑO, Luis
Finques Gestiomar, S.L.
SAMANIEGO RODRÍGUEZ, Jesús
DALMAU VIDAL, Francesc
FONT RERRATER, Luis
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 BOCANEGRA CABEZA, Marcos, CISTERÉ PORRAS, Carolina, VALLET TOFIÑO, Luis, Finques Gestiomar, S.L., SAMANIEGO RODRÍGUEZ, Jesús, DALMAU VIDAL, Francesc, FONT RERRATER, Luis filed Critical BOCANEGRA CABEZA, Marcos
Priority to PCT/ES2011/070166 priority Critical patent/WO2012120161A1/fr
Publication of WO2012120161A1 publication Critical patent/WO2012120161A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03D—WIND MOTORS
    • F03D9/00—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations
    • F03D9/008—Adaptations of wind motors for special use; Combinations of wind motors with apparatus driven thereby; Wind motors specially adapted for installation in particular locations the wind motor being combined with water energy converters, e.g. a water turbine
    • 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
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/70—Wind energy
    • Y02E10/72—Wind turbines with rotation axis in wind direction
    • 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
    • Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
    • 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
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50—Manufacturing or production processes characterised by the final manufactured product

Definitions

  • the object of the present invention is a system of integration of renewable energies, conceived on the basis of desynchronized production sources of the network, with the purpose of providing a reinforcement to the existing energy system in conditions of grid stability.
  • the system of the invention provides for operation in an energy island in the absence of the general network, and is based on the integration of the exploitation of renewable sources with storage systems adapted to the required performance, configuring local micro-networks of low integration desynchronized voltage of the general network, obtaining a simpler and more robust system than with conventional technologies.
  • Electricity due to its unparalleled cleaning characteristics, efficiency in its distribution, and rapid response to the requirements of any type of final use, is experiencing constant growth, which will be accelerated extraordinarily with the necessary and unstoppable irruption of the electric vehicle that has begun to be implanted, and that will experience a great boom in the next decade.
  • REPLACEMENT SHEET (Rule 26) the adequate response to the growing needs of society in the final consumption of electricity.
  • REPLACEMENT SHEET (Rule 26) that provide thermal systems for obtaining electrical energy, and despite the efficiency improvements achieved with combined cycle technologies.
  • renewable energy holdings are precisely the most remote places of conventional energy sources, as they are mostly the majority of existing islands, given the cost of the necessary supply infrastructure, detecting the convenience and even the need to achieve energy self-sufficiency to the greatest extent possible.
  • the fundamental problem of the use of renewable energies is their randomness, which has given rise to the need to complement the exploitations of renewable sources with manageable energy systems fueled by fossil resources that must provide two essential functions.
  • the first the energy supply when the renewable source does not exist, (replacement energy); the second, the maintenance of the characteristics of stability and quality of the supply, such as frequency, voltage, power factor and waveform.
  • REPLACEMENT SHEET (Rule 26) 50Hz sync. Under these conditions, in the case of the occurrence of problems in any significant equipment or in the network itself, despite the fact that generation with renewable sources is available and the machinery is in perfect condition, we cannot use it in the absence of the conditions of synchronism being forced to leave the system out of service.
  • the system of the present invention is a renewable energy integration system conceived based on desynchronized network technologies, which aims to provide reinforcement to the existing energy system and confer to
  • REPLACEMENT SHEET (Rule 26) the area where precise network stability conditions are installed at every moment, thus helping to increase security of supply and quality of service. Also, and as an essential benefit, the system of the invention is designed for operation in an energy island, so that it can meet the needs of the demand of its environment in the absence of the general network.
  • the proposed technology is based on the integration of the exploitation of renewable sources with storage systems adapted to the required performance, configuring local micro-networks of low voltage integration, desynchronized from the general network, obtaining a simpler system and robust than with conventional technologies.
  • the short-term energy storage planned for the stabilization of the network and adaptation to the fast response times of micro cuts, the use of capacitors and ultracapacitors is foreseen;
  • advanced super batteries are proposed.
  • integration with reversible closed-circuit generation and pumping systems (without appreciable water consumption) is proposed. ) optimizing the water resources of the area.
  • the energy sources used in the system of the invention are wind, photovoltaic, (and / or modular thermal solar), and reversible hydroelectric. Other types of renewable uses that are considered to be integrated
  • REPLACEMENT SHEET (Rule 26) convenient, depending on the choice and preponderance of each of them of the chosen location.
  • the hydroelectric generation will be based on the use of seawater collected in suitable places for its elevation and storage in reservoirs practiced at the highest and closest possible levels and, when they can be used, the available pluvial and river water resources will be used, being necessary In this case, the installation of upper and lower reservoirs or reservoirs.
  • the system of the invention is of modular design, in order to provide for its growth and stepwise adaptation to increasing demands and performance.
  • the system begins with the installation of a small power integration micro network produced with native sources prepared to integrate new local micro networks each adapted to the conditions of the location; These new micro-networks are interconnected and progressively adopt a structure in micro-mesh meshes that instantly exchange the energy flows necessary for the optimization of the system, being able to reach the conformation of a mesh of local micro-networks that cover, in a representative example, an entire island, reaching at that time the total energy self-sufficiency.
  • REPLACEMENT SHEET (Rule 26) At the beginning of the application of the first local micro-networks, the existing electrical system should be reinforced by improving the stability and quality of service and achieving the maximum possible flattening of the demand curve at the site, improving the efficiency and profitability of an existing system based on the use of fossil fuels. To the extent that the scope of micro-networks is becoming more widespread, the level of energy self-sufficiency will increase in the area, for example on an island, with the possibility of achieving total energy independence using exclusively indigenous renewable resources.
  • Said system comprises the following components: one or more wind turbines;
  • PLC programmable logic controller
  • wind turbines feed electric pumps to hydraulic pumps, which raise seawater to an upper reservoir; These pumps operate continuously or intermittently, in order to keep the reservoir always at a maximum level.
  • the embalmed water falls to a lower installation of hydraulic turbines coupled to electric generators that generate low voltage electrical energy for supply to users without the need for transformation.
  • the PLC will control and regulate the correct adaptation of the electric power output of the turbogenerators to the existing real demand.
  • hydraulic turbines can be replaced by reversible turbo pumps.
  • the implementation and distribution of the components of said micro network will depend on the type of location of the project to be carried out.
  • the PLC can regulate the power supply to the accumulators When a microrred so constituted is connected to
  • the invention is about supplying electricity to an island electrically connected to another neighboring island or to the mainland by means of an underwater cable.
  • the location of small population centers away from each other and problems of network stability advise the installation of sources of energy production in local environments, taking full advantage of the possibilities of available renewable energy.
  • an upper coastal area elevated about 100 m above the sea can be located in which the relief allows the construction of a reservoir or hydraulic storage.
  • a set of machinery such as hydraulic pumps, hydraulic turbines, electric generators and accumulators.
  • the desired electrical power is 1.5 MW.
  • a storage reservoir for seawater is enabled, next to which a Vestas wind turbine of 2 MW and a height of 80 m is installed.
  • three pumps are installed, as well as three turbines coupled to electric generators of 1.5 MW of total power.
  • the turbines given the significant height of the upper area reservoir and the moderate expected flow, are 500 kW Pelton type.
  • support accumulators are installed in the form of 50 stationary batteries 28 OPzS 3500 5100 FIAMM.
  • Wind turbines continuously feed the pumps, depending on the wind possibilities, while it is necessary to keep the reservoir at its maximum
  • REPLACEMENT SHEET (Rule 26) level.
  • the conduction of water to the turbines from the upper reservoir is done by three forced pipes.
  • the generators coupled to the turbines supply alternating electric power at 220 V.

Abstract

L'invention concerne un système d'intégration d'énergies renouvelables conçu à base de sources de production désynchronisées du réseau, afin de fournir un renfort au système d'alimentation en énergie existant dans des conditions de stabilité du réseau. Le présent système prévoit en particulier un fonctionnement sous forme d'île énergétique en l'absence du réseau principal, et se fonde sur la combinaison de l'exploitation de sources renouvelables avec des systèmes de stockage adaptés aux prestations requises, formant des microréseaux locaux d'intégration de basse tension désynchronisés du réseau général, et permettant d'obtenir un système plus simple et robuste qu'avec les technologies classiques.
PCT/ES2011/070166 2011-03-10 2011-03-10 Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension WO2012120161A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/ES2011/070166 WO2012120161A1 (fr) 2011-03-10 2011-03-10 Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/ES2011/070166 WO2012120161A1 (fr) 2011-03-10 2011-03-10 Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension

Publications (1)

Publication Number Publication Date
WO2012120161A1 true WO2012120161A1 (fr) 2012-09-13

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PCT/ES2011/070166 WO2012120161A1 (fr) 2011-03-10 2011-03-10 Système d'intégration d'énergies renouvelable pour alimentation locale en énergie électrique basse tension

Country Status (1)

Country Link
WO (1) WO2012120161A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10938216B2 (en) 2018-09-07 2021-03-02 Wipro Limited Methods and systems for synchronizing energy management between neighboring microgrids

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274010A (en) * 1977-03-10 1981-06-16 Sir Henry Lawson-Tancred, Sons & Co., Ltd. Electric power generation
GB2223810A (en) * 1988-09-08 1990-04-18 William George Turnbull Power generation using wind power and pumped water storage
DE4301659A1 (de) * 1993-01-22 1994-07-28 Priesemuth W Energiespeicher
ES2189629A1 (es) * 2001-02-27 2003-07-01 Galera Anselmo Echeverria Procedimiento para el aprovechamiento de energia solar y eolica por transformacion en energia hidroelectrica mediante el dispositivo "circuito cerrado energetico" concebido para ello.
ES2265738A1 (es) * 2004-11-23 2007-02-16 Manuel Torres Martinez Sistema de transformacion de energia eolica en energia hidraulica.
ES2334750A1 (es) * 2009-07-06 2010-03-15 Fundacion Universitaria San Pablo Ceu (50%) Minicentral hidroelectrica reversible de alto rendimiento energetico y nulo impacto ambiental.
ES2345962T3 (es) * 2007-05-14 2010-10-06 Sma Solar Technology Ag Ondulador para la alimentacion de una red de corriente alterna.

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4274010A (en) * 1977-03-10 1981-06-16 Sir Henry Lawson-Tancred, Sons & Co., Ltd. Electric power generation
GB2223810A (en) * 1988-09-08 1990-04-18 William George Turnbull Power generation using wind power and pumped water storage
DE4301659A1 (de) * 1993-01-22 1994-07-28 Priesemuth W Energiespeicher
ES2189629A1 (es) * 2001-02-27 2003-07-01 Galera Anselmo Echeverria Procedimiento para el aprovechamiento de energia solar y eolica por transformacion en energia hidroelectrica mediante el dispositivo "circuito cerrado energetico" concebido para ello.
ES2265738A1 (es) * 2004-11-23 2007-02-16 Manuel Torres Martinez Sistema de transformacion de energia eolica en energia hidraulica.
ES2345962T3 (es) * 2007-05-14 2010-10-06 Sma Solar Technology Ag Ondulador para la alimentacion de una red de corriente alterna.
ES2334750A1 (es) * 2009-07-06 2010-03-15 Fundacion Universitaria San Pablo Ceu (50%) Minicentral hidroelectrica reversible de alto rendimiento energetico y nulo impacto ambiental.

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10938216B2 (en) 2018-09-07 2021-03-02 Wipro Limited Methods and systems for synchronizing energy management between neighboring microgrids

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