EP1711708A4 - A hydroelectric powerplant - Google Patents

A hydroelectric powerplant

Info

Publication number
EP1711708A4
EP1711708A4 EP04704062A EP04704062A EP1711708A4 EP 1711708 A4 EP1711708 A4 EP 1711708A4 EP 04704062 A EP04704062 A EP 04704062A EP 04704062 A EP04704062 A EP 04704062A EP 1711708 A4 EP1711708 A4 EP 1711708A4
Authority
EP
European Patent Office
Prior art keywords
powerplant
hydroelectric
hydroelectric powerplant
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
EP04704062A
Other languages
German (de)
French (fr)
Other versions
EP1711708A1 (en
Inventor
Williams Herbert Lehman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Openhydro Group Ltd
Original Assignee
Openhydro Group Ltd
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 Openhydro Group Ltd filed Critical Openhydro Group Ltd
Publication of EP1711708A1 publication Critical patent/EP1711708A1/en
Publication of EP1711708A4 publication Critical patent/EP1711708A4/en
Withdrawn legal-status Critical Current

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
    • F03B17/00—Other machines or engines
    • F03B17/06—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head"
    • F03B17/061—Other machines or engines using liquid flow with predominantly kinetic energy conversion, e.g. of swinging-flap type, "run-of-river", "ultra-low head" with rotation axis substantially in flow direction
    • 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
    • F03B13/08—Machine or engine aggregates in dams or the like; Conduits therefor, e.g. diffusors
    • F03B13/083—The generator rotor being mounted as turbine rotor rim
    • 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
    • F03B3/00—Machines or engines of reaction type; Parts or details peculiar thereto
    • F03B3/04—Machines or engines of reaction type; Parts or details peculiar thereto with substantially axial flow throughout rotors, e.g. propeller turbines
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
    • F05B2240/00—Components
    • F05B2240/90—Mounting on supporting structures or systems
    • F05B2240/97—Mounting on supporting structures or systems on a submerged structure
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Hydraulic Turbines (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
EP04704062A 2004-01-21 2004-01-21 A hydroelectric powerplant Withdrawn EP1711708A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2004/001542 WO2005080789A1 (en) 2004-01-21 2004-01-21 A hydroelectric powerplant

Publications (2)

Publication Number Publication Date
EP1711708A1 EP1711708A1 (en) 2006-10-18
EP1711708A4 true EP1711708A4 (en) 2011-04-13

Family

ID=34887920

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04704062A Withdrawn EP1711708A4 (en) 2004-01-21 2004-01-21 A hydroelectric powerplant

Country Status (3)

Country Link
EP (1) EP1711708A4 (en)
CA (1) CA2586063C (en)
WO (1) WO2005080789A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE538304T1 (en) 2006-07-14 2012-01-15 Openhydro Group Ltd UNDERWATER HYDROELECTRIC TURBINES WITH FLOATS
EP1878913B1 (en) 2006-07-14 2013-03-13 OpenHydro Group Limited Bi-directional tidal flow hydroelectric turbine
EP1879280B1 (en) 2006-07-14 2014-03-05 OpenHydro Group Limited A hydroelectric turbine
DE602006002883D1 (en) * 2006-07-14 2008-11-06 Openhydro Group Ltd Turbines with a chute for the passage of foreign bodies
EP1980746B2 (en) 2007-04-11 2013-08-07 OpenHydro Group Limited A method of installing a hydroelectric turbine
EP2088311B1 (en) 2008-02-05 2015-10-14 OpenHydro Group Limited A hydroelectric turbine with floating rotor
EP2110910A1 (en) 2008-04-17 2009-10-21 OpenHydro Group Limited An improved turbine installation method
GB2462431B (en) * 2008-08-05 2012-07-18 Univ Lancaster Active wildlife ladder
ATE556218T1 (en) 2008-12-18 2012-05-15 Openhydro Ip Ltd HYDROELECTRIC TURBINE WITH PASSIVE BRAKE AND METHOD OF OPERATION
ATE481764T1 (en) 2008-12-19 2010-10-15 Openhydro Ip Ltd METHOD FOR INSTALLING A HYDROELECTRIC TURBINE GENERATOR
ATE548562T1 (en) 2009-04-17 2012-03-15 Openhydro Ip Ltd IMPROVED METHOD FOR CONTROLLING THE OUTPUT OF A HYDROELECTRIC TURBINE GENERATOR
EP2302766B1 (en) 2009-09-29 2013-03-13 OpenHydro IP Limited A hydroelectric turbine with coil cooling
EP2302204A1 (en) 2009-09-29 2011-03-30 OpenHydro IP Limited A hydroelectric turbine system
EP2302755B1 (en) 2009-09-29 2012-11-28 OpenHydro IP Limited An electrical power conversion system and method
WO2011059708A2 (en) 2009-10-29 2011-05-19 Oceana Energy Company Energy conversion systems and methods
EP2450562B1 (en) 2010-11-09 2015-06-24 Openhydro IP Limited A hydroelectric turbine recovery system and a method therefore
EP2469257B1 (en) 2010-12-23 2014-02-26 Openhydro IP Limited A hydroelectric turbine testing method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020034437A1 (en) * 2000-09-19 2002-03-21 Williams Herbert Lehman Hydroelectric turbine for producing electricity from a water current
CA2352673A1 (en) * 2001-07-05 2003-01-05 Florencio Neto Palma Inline-pipeline electric motor-generator propeller module
USRE38336E1 (en) * 1995-02-03 2003-12-02 Williams Herbert L Hydroelectric powerplant

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163904A (en) * 1976-03-04 1979-08-07 Lawrence Skendrovic Understream turbine plant
US6806586B2 (en) * 1999-10-06 2004-10-19 Aloys Wobben Apparatus and method to convert marine current into electrical power

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE38336E1 (en) * 1995-02-03 2003-12-02 Williams Herbert L Hydroelectric powerplant
US20020034437A1 (en) * 2000-09-19 2002-03-21 Williams Herbert Lehman Hydroelectric turbine for producing electricity from a water current
CA2352673A1 (en) * 2001-07-05 2003-01-05 Florencio Neto Palma Inline-pipeline electric motor-generator propeller module

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2005080789A1 *

Also Published As

Publication number Publication date
EP1711708A1 (en) 2006-10-18
WO2005080789A1 (en) 2005-09-01
CA2586063A1 (en) 2005-09-01
CA2586063C (en) 2012-09-04

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20060821

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT RO SE SI SK TR

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: OPENHYDRO GROUP LIMITED

A4 Supplementary search report drawn up and despatched

Effective date: 20110316

RIC1 Information provided on ipc code assigned before grant

Ipc: F03B 17/06 20060101ALI20110310BHEP

Ipc: F03B 13/08 20060101ALI20110310BHEP

Ipc: F03B 3/04 20060101AFI20050907BHEP

17Q First examination report despatched

Effective date: 20110615

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20111228