WO2009123465A1 - Centrale électrique, procédé de production d’énergie, et application de ladite centrale électrique - Google Patents

Centrale électrique, procédé de production d’énergie, et application de ladite centrale électrique Download PDF

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Publication number
WO2009123465A1
WO2009123465A1 PCT/NO2009/000111 NO2009000111W WO2009123465A1 WO 2009123465 A1 WO2009123465 A1 WO 2009123465A1 NO 2009000111 W NO2009000111 W NO 2009000111W WO 2009123465 A1 WO2009123465 A1 WO 2009123465A1
Authority
WO
WIPO (PCT)
Prior art keywords
level reservoir
power
lower level
reservoir
power plant
Prior art date
Application number
PCT/NO2009/000111
Other languages
English (en)
Inventor
BJøRN BEKKEN
Original Assignee
Statoilhydro Asa
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 Statoilhydro Asa filed Critical Statoilhydro Asa
Priority to CA2723309A priority Critical patent/CA2723309A1/fr
Priority to US12/935,925 priority patent/US20110027107A1/en
Priority to EP09728376A priority patent/EP2358992A1/fr
Publication of WO2009123465A1 publication Critical patent/WO2009123465A1/fr
Priority to DKPA200901275A priority patent/DK200901275A/da

Links

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
    • F03B—MACHINES OR ENGINES FOR LIQUIDS
    • F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
    • F03B13/06—Stations or aggregates of water-storage type, e.g. comprising a turbine and a pump
    • 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
    • Y02E10/20—Hydro energy
    • 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
    • Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/50—Energy storage in industry with an added climate change mitigation effect

Definitions

  • Power plant method for producing power, and application of said power plant
  • This invention relates to production of energy. Furthermore, the invention relates to a power plant, a method for power production and utilization of the power plant according to the invention.
  • the power plant according to the invention is particularly suitable for storage of surplus power or cheap power for subsequent power production.
  • a pumping storage power plant is known as technology, and is the method of storage of energy that presently give the highest efficiency.
  • water is pumped to an elevated reservoir in periods with surplus production or in periods with low energy prices, whereupon energy is produced by letting water escape from the elevated reservoir through turbines located at a lower level.
  • the invention provides a power plant comprising: a low level or low-lying reservoir a feed through (line, hose, pipe, channel) for fluid communication from the low level reservoir to a high level or high-lying reservoir, characterised by a pump arranged in connection with the feed through in order to pump water from the low level reservoir to the high level reservoir in order to store energy by emptying the low level reservoir, and a turbine/generator for power production arranged in or at the low level reservoir in connection with the mentioned feed through or an additional feed through for fluid communication between the low level reservoir and the high level reservoir for power production during flow of water from the high level reservoir to the low level reservoir.
  • low level reservoir a reservoir where the water level at any time is lower than the water level in the high level reservoir or a reservoir where the highest possible water level equals the water level in a high level reservoir, such as a volume delimited from an external sea level.
  • the invention also provides a method for power production by using the power plant according to the invention, characterised by pumping out the water with the pump from the low level reservoir by means of surplus power or cheap power during periods of time when such power is available, and introduce water from the higher level reservoir to the lower level reservoir in periods of time when the price of power is high or when there is a need for the thus stored power for producing power in the turbine/generator.
  • the invention provides for the use of a power plant according to the invention for storing surplus power or cheap power for subsequent power production according to the need.
  • the present invention is illustrated by means of Figure 1 that illustrates the power plant according to the present invention.
  • Figure 1 illustrates the power plant according to the invention, as well as the method and the use according to the invention.
  • 1 illustrates the power plant in storage mode, meaning that the water level in the lower level reservoir is lowered due to use of surplus energy or cheap energy for pumping water from the reservoir
  • 2 illustrates the plant in production mode, that is when water is introduced via a turbine for thus to produce energy
  • A indicates the lower level reservoir
  • B indicates both pump and turbine/generator for power production
  • C indicates a valve.
  • the higher level reservoir is situated outside the lower level reservoir.
  • the higher level reservoir is preferably the sea while the lower level reservoir preferably a tank positioned at the seabed, which typically has previously been used for another purpose.
  • feed-through line, hose, pipe, channel
  • feed-through line, hose, pipe, channel
  • separate feed throughs or lines for alternatively pumping out water and introducing water is arranged, having a pump in a connection with the feed-through for out-pumping, and turbine/generator in connection with the feed-through for introducing water from the higher level reservoir.
  • the valve C is arranged in a branch-line from the feed-through. In storage mode, illustrated by 1, the valve C is closed while the valve, in production mode 2, is open to introduce water from the higher level reservoir.
  • the pump can likewise be separated in a dedicated branch-line from the turbine/generator, as convenient.
  • the outlet for out-pumped water is preferably just above the water surface in the higher level reservoir in order to minimize the pumping effort.
  • the outlet from the turbine is preferably at a bottom level in the lower level reservoir in order to maximize the height of fall of water, independent of degree of filling in the lower level reservoir, and in order to reduce any problems with cavitation.
  • the energy which can be stored is proportional with the product of out-pumped water volume and the obtained height of fall of water in production mode. In order to maximize the stored amount of energy, the cross-section of the lower level reservoir may be larger at to the bottom than at the top, which will create a large height of fall of water for larger volumes.
  • lower level reservoirs can be interconnected, which may be advantageous in connection with building work and mechanical loads.
  • the entire lower level reservoir is at a level below the water surface.
  • the lower level reservoir is preferably a part of a foundation for a field centre, or anchoring or foundation for other energy producing devices.
  • the lower level reservoir is a re-use of previous, differently used devices, for example former storage tanks for oil, storage tanks or shafts for oil- and gas platforms or even pipe lines.
  • a particularly advantageous embodiment is to arrange the lower level reservoir in tanks and perhaps also on the shaft on one or several interconnected gravity based structure-platforms such as concrete tanks and one or several hollow concrete shafts in a seabed positioned platform.
  • One embodiment which particularly can be suitable along coasts with suitable topography, is to dam up in an area, wherein the area constitutes the lower level reservoir.
  • Another preferred embodiment is to operate the lower level reservoir to also function as wharf or an area for other applications, where a cover with ventilation preferably is arranged at the upper part of the lower level reservoir.
  • a further advantageous embodiment is to apply hollow spaces onshore, which is close to the sea, and in a level below the sea surface, as the lower level reservoir, for example cave, caverns or hollow spaces from a terminated mining operation.
  • the pump is preferably also arranged in a bottom level in the lower reservoir since such a location will provide a certain inlet pressure and reduction of any cavitation problems. Increased pump head is compensated by increased inlet pressure.
  • the turbine/generator may however be arranged on a floating body, where water supply preferably is provided via flexible pipes such as in the form of hoses or telescopic pipes.
  • the pump may also be arranged on or attached to such floating body, having attached feed-throughs in the form of flexible pipes. Structural benefits, and advantages with regard to access and maintenance, may thus be achieved.
  • the pumps may be chosen among pumps that are driven electrical, directly mechanical, or mechanical via gear connections or hydraulic, as the available surplus energy or cheap power will determine which choice is suitable to achieve a high efficiency, low investment costs, good operation safety and simple maintenance and replacement according to good engineering practice.
  • the pump may be driven mechanically, directly or hydraulic, by wind power, wave power and/or sea current power. Pumps, turbines, generators, valves and types of pipes or similar will not be further described herein since it is considered within prior art and good engineering practice to undertake suitable choices and arrangement of such known equipment within the framework of the description and attached claims.
  • the power plant according to the invention can both store and produce energy and is particularly advantageous if it is arranged as part of a large energy plant.
  • the transfer capacity in cables from a plant for offshore power production may be reduced by storing the peak production as energy in a power plant according to the invention.
  • water, waves and current in the sea can generate energy under normal operational conditions,
  • the power plant according to the invention can be put in operational mode for production of the storage energy.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

La présente invention concerne une centrale électrique comportant : un réservoir à faible niveau, une canalisation (conduit, tuyau souple, conduite, canal) pour une communication fluidique depuis le réservoir à faible niveau jusqu’à un réservoir à niveau élevé. L’invention se caractérise en ce qu’elle comporte une pompe raccordée à la canalisation pour pomper de l’eau depuis le réservoir à faible niveau jusqu’au réservoir à niveau élevé en vue de stocker de l’énergie en vidant le réservoir à faible niveau, et une turbine/un générateur pour la production d’énergie disposé(e) dans ou au niveau du réservoir à faible niveau raccordé(e) à ladite canalisation, ou une canalisation supplémentaire, pour une communication fluidique entre le réservoir à faible niveau et le réservoir à niveau élevé pour la production d’énergie lors de la circulation de l’eau depuis le réservoir à niveau élevé vers le réservoir à faible niveau. L’invention concerne également un procédé de production d’énergie et l’utilisation de la centrale électrique.
PCT/NO2009/000111 2008-04-02 2009-03-26 Centrale électrique, procédé de production d’énergie, et application de ladite centrale électrique WO2009123465A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CA2723309A CA2723309A1 (fr) 2008-04-02 2009-03-26 Centrale electrique, procede de production d'energie, et application de ladite centrale electrique
US12/935,925 US20110027107A1 (en) 2008-04-02 2009-03-26 Power plant, method for producing power, and application of said power plant
EP09728376A EP2358992A1 (fr) 2008-04-02 2009-03-26 Centrale electrique, procede de production d'energie, et application de ladite centrale electrique
DKPA200901275A DK200901275A (da) 2008-04-02 2009-12-02 Kraftværk, fremgangsmåde til energiproduktion samt anvendelse af kraftværk

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NO20081642A NO328051B1 (no) 2008-04-02 2008-04-02 Kraftverk, fremgangsmate for kraftproduksjon, samt anvendelse av kraftverket.
NO20081642 2008-04-02

Publications (1)

Publication Number Publication Date
WO2009123465A1 true WO2009123465A1 (fr) 2009-10-08

Family

ID=41135755

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/NO2009/000111 WO2009123465A1 (fr) 2008-04-02 2009-03-26 Centrale électrique, procédé de production d’énergie, et application de ladite centrale électrique

Country Status (6)

Country Link
US (1) US20110027107A1 (fr)
EP (1) EP2358992A1 (fr)
CA (1) CA2723309A1 (fr)
DK (1) DK200901275A (fr)
NO (1) NO328051B1 (fr)
WO (1) WO2009123465A1 (fr)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013044978A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Procédé de construction d'une installation de stockage d'énergie en mer et installation de stockage d'énergie en mer correspondante
WO2013044977A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Système d'élément de paroi pour une installation de stockage d'énergie en mer
WO2013044976A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Ensemble d'éléments de construction pour une installation de stockage d'énergie en mer
WO2014184312A1 (fr) 2013-05-15 2014-11-20 Seahorn Energy Holding ApS Centrale d'accumulation par pompage
WO2020084152A2 (fr) 2018-10-26 2020-04-30 Subsea 7 Norway As Génération d'énergie électrique sous l'eau
US11168659B2 (en) 2017-08-30 2021-11-09 Subsea 7 Norway As Subsea energy storage
WO2022180214A1 (fr) 2021-02-26 2022-09-01 Seahorn Energy Holding ApS Procédé de construction d'une construction en mer

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Publication number Priority date Publication date Assignee Title
US8674527B2 (en) 2010-05-20 2014-03-18 Energy Cache, Inc. Apparatuses and methods for energy storage
JP5042341B2 (ja) * 2010-06-08 2012-10-03 中国電力株式会社 水力発電計画調整装置、水力発電計画調整方法、及びプログラム
ES2362851B1 (es) * 2011-05-03 2012-04-19 Marcelino Ruiz Garc�?A Método para la generación de energ�?a, e instalación para llevar a cabo dicho método.
US9341165B2 (en) 2012-12-20 2016-05-17 Howard G. Hoose, JR. Power generation system and method of use thereof
GB201417538D0 (en) * 2014-10-03 2014-11-19 Tse Kwong S Tidal power generation system and method of constructing a reservoir for such a system
AU2019308160A1 (en) 2018-07-19 2021-03-04 Energy Vault, Inc. Energy storage system and method
WO2021150565A1 (fr) 2020-01-22 2021-07-29 Energy Vault, Inc. Préhenseur comprenant un mécanisme auto-centreur amorti
CN114746356A (zh) 2020-06-30 2022-07-12 能源库公司 能量储存和输送系统以及方法
JP2024504739A (ja) 2021-02-02 2024-02-01 エナジー ヴォールト インコーポレイテッド エレベーターリフトシステムを備えたエネルギー貯蔵システム
CN116262588A (zh) 2021-12-13 2023-06-16 能源库公司 能量储存和输送系统及方法
US20240141875A1 (en) 2023-04-10 2024-05-02 Energy Vault, Inc. Energy storage and delivery system and method

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US2246472A (en) * 1939-01-28 1941-06-17 Baldwin Locomotive Works Hydraulic power-accumulation system
US4197162A (en) * 1977-11-16 1980-04-08 Cardinal Daniel E Jr Solar heating using the tide
DE20111150U1 (de) * 2000-07-31 2001-10-04 Binder Johann Hydraulische Anlage für die Erzeugung von Energie

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US3939356A (en) * 1974-07-24 1976-02-17 General Public Utilities Corporation Hydro-air storage electrical generation system
GB1581831A (en) * 1976-06-09 1980-12-31 Energy Secretary Of State For Device for extracting energy from water waves
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FR2467997A1 (fr) * 1979-10-24 1981-04-30 Survent Louis Jean Dispositif de production d'energie a partir de la houle marine
JPS6040782A (ja) * 1984-05-08 1985-03-04 Katsuji Aoki 潮力揚水装置
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Publication number Priority date Publication date Assignee Title
US2246472A (en) * 1939-01-28 1941-06-17 Baldwin Locomotive Works Hydraulic power-accumulation system
US4197162A (en) * 1977-11-16 1980-04-08 Cardinal Daniel E Jr Solar heating using the tide
DE20111150U1 (de) * 2000-07-31 2001-10-04 Binder Johann Hydraulische Anlage für die Erzeugung von Energie

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013044978A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Procédé de construction d'une installation de stockage d'énergie en mer et installation de stockage d'énergie en mer correspondante
WO2013044977A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Système d'élément de paroi pour une installation de stockage d'énergie en mer
WO2013044976A1 (fr) 2011-09-30 2013-04-04 Seahorn Energy Holding ApS Ensemble d'éléments de construction pour une installation de stockage d'énergie en mer
WO2014184312A1 (fr) 2013-05-15 2014-11-20 Seahorn Energy Holding ApS Centrale d'accumulation par pompage
US11168659B2 (en) 2017-08-30 2021-11-09 Subsea 7 Norway As Subsea energy storage
WO2020084152A2 (fr) 2018-10-26 2020-04-30 Subsea 7 Norway As Génération d'énergie électrique sous l'eau
WO2020084150A2 (fr) 2018-10-26 2020-04-30 Subsea 7 Norway As Génération d'énergie électrique sous l'eau
US11725620B2 (en) 2018-10-26 2023-08-15 Subsea 7 Norway As Underwater hydroelectric power generation system including a pelton turbine and perforated tubular penstocks
WO2022180214A1 (fr) 2021-02-26 2022-09-01 Seahorn Energy Holding ApS Procédé de construction d'une construction en mer

Also Published As

Publication number Publication date
CA2723309A1 (fr) 2009-10-08
US20110027107A1 (en) 2011-02-03
NO20081642L (no) 2009-10-05
EP2358992A1 (fr) 2011-08-24
DK200901275A (da) 2010-02-02
NO328051B1 (no) 2009-11-16

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