WO2007027890A2 - Power delivery system including interchangeable cells - Google Patents
Power delivery system including interchangeable cells Download PDFInfo
- Publication number
- WO2007027890A2 WO2007027890A2 PCT/US2006/034028 US2006034028W WO2007027890A2 WO 2007027890 A2 WO2007027890 A2 WO 2007027890A2 US 2006034028 W US2006034028 W US 2006034028W WO 2007027890 A2 WO2007027890 A2 WO 2007027890A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- cell
- power cell
- power
- electrically connected
- terminals
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/003—Constructional details, e.g. physical layout, assembly, wiring or busbar connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M8/00—Fuel cells; Manufacture thereof
- H01M8/04—Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1427—Housings
- H05K7/1432—Housings specially adapted for power drive units or power converters
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/14—Mounting supporting structure in casing or on frame or rack
- H05K7/1422—Printed circuit boards receptacles, e.g. stacked structures, electronic circuit modules or box like frames
- H05K7/1427—Housings
- H05K7/1432—Housings specially adapted for power drive units or power converters
- H05K7/14325—Housings specially adapted for power drive units or power converters for cabinets or racks
-
- 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
- Y02E60/10—Energy storage using batteries
-
- 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
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Definitions
- an inverter or power cell 110 includes a three-phase diode-bridge rectifier 112, one or more direct current (DC) capacitors 114, and an H-bridge inverter 116.
- the rectifier 112 converts the input 118 alternating current (AC) voltage to a substantially constant DC voltage that is supported by the capacitors 114 that are connected across the rectifier 112 output.
- the output stage of the inverter 110 includes an H-bridge inverter 116 that includes two poles, a left pole and a right pole, each with two devices.
- the inverter 110 transforms the DC voltage across the DC capacitors 114 to an AC output 120 using pulse- width modulation (PWM) of the semiconductor devices in the H-bridge inverter 116.
- PWM pulse- width modulation
- a circuit including power cells such as 110 in FIG. 1 when connected to a load, such as a motor, can provide power from an input source to the motor when operating in the motoring mode.
- a power cell may sometimes be referred to as a unidirectional or two- quadrant (2Q) cell. This is because when the four quadrants of speed and torque are considered, referring to FIG. 2, the operating characteristics 210 of this cell are such that it operates in either the quadrant where both speed and torque are positive (first quadrant 201) or the quadrant where both speed and torque are negative (third quadrant 203).
- a regenerative power cell 360 may include an active front end 362 that serves as a first converter that uses insulated gate bipolar transistors (IGBTs) Q5 - QlO or other switching devices controlled by PWM.
- the first converter 362 is electrically connected in parallel to a second converter 364 and to one or more DC link capacitors 366.
- Such a cell receives power from a transformer 346 and delivers it to other cells in the group and a load 349.
- this cell permits operating characteristics 220 in all four quadrants 201 - 204, including the quadrant where both speed and torque are positive (first quadrant 201), the quadrant where torque is positive and speed is negative (second quadrant 202), the quadrant where both speed and torque are negative (third quadrant 203), and the quadrant where torque is negative and speed is positive (fourth quadrant 204).
- a power cell system includes a support structure having a plurality of cell locations, at least one regenerative power cell, and at least one non-regenerative power cell.
- the cell locations and power cells are sized and positioned so that each cell location may interchangeably accept either a regenerative power cell or a non-regenerative power cell.
- each cell location may include support rails, a power delivery bus positioned to electrically connect with an input bus of a power cell that is in the cell location, and a power output bus positioned to electrically connect with an input bus of the power cell that is in the cell location.
- each power cell may include a chassis, such that each chassis in the system has substantially the same size and shape as the other chassis in the system.
- the system also may include a wire tray that holds control wire for each power cell.
- a power cell system in an alternate embodiment, includes a plurality of support rails and a back plane that are connected to provide a plurality of cell locations.
- the system also includes at least one regenerative power cell, and at least one non-regenerative power cell.
- the cell locations and power cells are sized and positioned so that each cell location may interchangeably accept either a regenerative power cell or a non-regenerative power cell.
- Each power cell includes a chassis, and each chassis in the system has substantially the same size and shape as the chassis for a at least some of the other power cells in the system.
- each cell location may include a plurality of support rails, a power delivery bus positioned to electrically connect with an input bus of a power cell that is in the cell location, and a power output bus positioned to electrically connect with an input bus of the power cell that is in the cell location.
- the system also may include a wire tray that holds control wire for each power cell.
- a power delivery system includes a support structure comprising a plurality of cell locations, at least one regenerative power cell, and at least one non-regenerative power cell.
- the cell locations and power cells may be sized and positioned so that each cell location may interchangeably accept either a regenerative power cell or a non- regenerative power cell.
- Each power cell may include a chassis, and each chassis in the system may have substantially the same size and shape as the chassis for a at least some of the other power cells in the system.
- Each cell location may include a plurality of support rails, a power delivery bus positioned to electrically connect with an input bus of a power cell that is in the cell location, and a power output bus positioned to electrically connect with an input bus of the power cell that is in the cell location.
- each regenerative power cell may optionally include an inverter bridge, a capacitor set electrically connected across terminals of the inverter bridge, and an active front end that includes a plurality of transistors electrically connected as a three-phase bridge.
- each regenerative power cell may include an inverter bridge, a capacitor set electrically connected across terminals of the inverter bridge, a three-phase diode bridge rectifier electrically connected across the terminals, and a series- connected transistor and resistor combination that is electrically connected across the terminals.
- each non-regenerative power cell may include an inverter bridge, a capacitor set electrically connected across terminals of the inverter bridge, and a three-phase bridge rectifier electrically connected across the terminals.
- inverter bridge a capacitor set electrically connected across terminals of the inverter bridge
- three-phase bridge rectifier electrically connected across the terminals.
- FIG. 1 is a circuit diagram showing exemplary characteristics of a prior art non-regenerative power cell.
- FIG. 2 depicts operating in four quadrants of speed and torque.
- FIG. 3 is a circuit diagram showing exemplary characteristics of a prior art regenerative power cell.
- FIG. 4 depicts a circuit comprising a plurality of power cells connected to a load.
- FIG. 5 illustrates an exemplary power cell housing structure.
- FIG. 6 illustrates an exemplary support structure for multiple power cells.
- FIG. 7 illustrates the support structure of FIG. 6 with a cell positioned in a cell location.
- H-bridge inverter - a circuit for controlled power flow between AC and DC circuits having four transistors and four diodes.
- an H-bridge inverter 116 generally includes a first phase leg and a second phase leg electrically connected in parallel. Each leg includes two transistor/diode combinations. In each combination, the diode is electrically coupled across the base and emitter of the transistor.
- inverter - a device that converts DC power to AC power or AC power to DC power.
- medium voltage - a rated voltage greater than 690 volts (V) and less than 69 kilovolts (kV). In some embodiments, medium voltage may be a voltage between about 1000 V and about 69 kV.
- non-regenerative power cell - a power cell that does not have the capability of absorbing regenerative power.
- power cell - an electrical device that has a three-phase alternating current input and a single-phase alternating current output.
- regenerative power cell - a power cell that has the capability of absorbing regenerative power.
- a multi-level power circuit includes a plurality of power cells to drive a load.
- FIG. 4 illustrates an exemplary embodiment of a circuit having such power cells.
- a transformer 410 delivers three-phase, medium-voltage power to a load 430 such as a three-phase induction motor via an array of single-phase inverters (also referred to as power cells).
- the transformer 410 includes primary windings 412 that excite a number of secondary windings 414 - 425. Although primary winding 412 is illustrated as having a star configuration, a mesh configuration is also possible.
- secondary windings 414 - 425 are illustrated as having a mesh configuration, star-configured secondary windings are possible, or a combination of star and mesh windings may be used. Further, the number of secondary windings illustrated in FIG. 4 is merely exemplary, and other numbers of secondary windings are possible.
- the circuit may be used for medium voltage applications or, in some embodiments, other applications.
- rank 450 includes power cells 451-453
- rank 460 includes power cells 461-463
- rank 470 includes power cells 471-273
- rank 480 includes power cells 481-483. Fewer than four ranks, or more than four ranks, are possible.
- a central control system 495 sends command signals to local controls in each cell over fiber optics or another wired or wireless communications medium 490.
- FIG. 5 illustrates an exemplary power cell structure 510.
- the power cell 510 includes a chassis 512 and a set of power input/output connectors 521-525.
- Exemplary internal components of the cell may include any number of capacitors, a heat sink, and an electronics assembly that may include items such as insulated gate bipolar transistor (IGBT) modules and one or more rectifier modules.
- IGBTs may be separated for I/O bus locations and to increase thermal performance.
- the chassis 512 encloses various components of the power cell 510, such as one or more capacitors, printed circuit boards, heat sinks, etc.
- the chassis 512 may be fabricated from any suitable material, such as galvanized steel or another metal, that both mechanically and electromagnetically isolates the power cell from other power cells in the system during both normal operation and many abnormal operating conditions.
- the chassis 512 may serve to protect internal components of the power cell 510 from damage during shipping and handling, and it may be configured in a manner such that the electronic module 510 can be placed on any of its sides without causing any damage to the components of the electronic module 510.
- the chassis 512 may be comprised of several portions connected together, and one or more portions of the chassis 512 may be removable.
- chassis 512 may be of a thickness sufficient to prevent any debris resulting from a failure of the internal components of the electronic module 510 from exiting the space enclosed by the chassis 512, thereby preventing any collateral damage to other components in the vicinity of the electronic module 510.
- the power cell 510 may further comprise a plurality of power plug connectors 521 - 525 coupled to an internal input or output power bus that is configured to route power to and from the electronic module 510.
- the power plug connectors 522- 524 may be configured to receive three-phase power from a source, while two of the power plug connectors 521 and 525 may be configured to deliver single-phase power to a load.
- the power plug connectors permit the cells to be plugged into a master power plane.
- the power cell arrangement described in FIGs. 4 and 5 provides a modular, multilevel system that allows cells to be replaced as needed to accommodate different design requirements, or to replace a failed cell.
- the cells 510 shown in FIG. 5 are physically interchangeable so that they may contain either the elements of a two-quadrant cell, such as the elements shown in FIG. 1, or the elements of a regenerative (four-quadrant) cell, such as the elements shown in FIG. 3. In this manner, individual cell locations can be populated replaced as with regenerative or non-regenerative cell as necessary to provide for a desired degree of braking.
- the chassis 512 of each cell 510 will thus have substantially the same size and shape, regardless or whether it is a regenerative cell or non-regenerative cell.
- FIG. 6 illustrates an exemplary support structure 644 for multiple power cells, such as nine cells, within a housing wherein each power cell or other electronic module is positioned on one or more mounting rails 646 so that the rear of each cell faces a backplane 648 and the cell's power plugs contact the cell power connections 621-625 through the backplane 648.
- the backplane 648 may be fabricated from any suitable non-conductive material, such as a high-strength non-conductive laminate material, and it provides a barrier between individual cells and other aspects of the system.
- the support structure is designed to provide a plurality of cell locations 650, each of which may receive an interchangeable cell (such as 510 in FIG. 5) that is either a regenerative cell or a non-regenerative cell.
- a single power cell system may include all regenerative cells, all non-regenerative cells, or some mixture of regenerative and non-regenerative cells depending on the desired degree of braking.
- a cell 510 may be sized to slide into a cell location 650 along the support rails 646, and the cell's power plugs will then engage the cell power connections 621-625.
- additional connections such as wire trays 630 may be provided to accommodate control wires that are routed to and from the cells.
- one or more secondary power busses 628 may be provided for the direction of current to or from each cell.
- FIG. 7 illustrates the exemplary support structure 644 with a power cell 510 positioned in one of the cell locations.
Abstract
Description
Claims
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020087007397A KR101086577B1 (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells |
BRPI0615592-8A BRPI0615592B1 (en) | 2005-08-31 | 2006-08-30 | Power cell system |
CA2620426A CA2620426C (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells |
DE200660018022 DE602006018022D1 (en) | 2005-08-31 | 2006-08-30 | POWER SUPPLY SYSTEM WITH INTERCHANGEABLE CELLS |
MX2008002777A MX2008002777A (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells. |
EP20060802702 EP1920528B1 (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells |
CN200680031435.6A CN101273516B (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US71319705P | 2005-08-31 | 2005-08-31 | |
US71319805P | 2005-08-31 | 2005-08-31 | |
US60/713,198 | 2005-08-31 | ||
US60/713,197 | 2005-08-31 | ||
US11/511,713 US7679313B2 (en) | 2005-08-31 | 2006-08-29 | Power delivery system including interchangeable cells |
US11/511,713 | 2006-08-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2007027890A2 true WO2007027890A2 (en) | 2007-03-08 |
WO2007027890A3 WO2007027890A3 (en) | 2007-11-15 |
Family
ID=37865638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2006/034028 WO2007027890A2 (en) | 2005-08-31 | 2006-08-30 | Power delivery system including interchangeable cells |
Country Status (9)
Country | Link |
---|---|
US (2) | US7679313B2 (en) |
EP (1) | EP1920528B1 (en) |
KR (1) | KR101086577B1 (en) |
CN (1) | CN101273516B (en) |
BR (1) | BRPI0615592B1 (en) |
CA (1) | CA2620426C (en) |
DE (1) | DE602006018022D1 (en) |
MX (1) | MX2008002777A (en) |
WO (1) | WO2007027890A2 (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007325480A (en) * | 2006-06-05 | 2007-12-13 | National Institute Of Advanced Industrial & Technology | Power integration circuit |
US8125177B2 (en) * | 2008-06-13 | 2012-02-28 | Baker Hughes Incorporated | System and method for adding voltages of power modules in variable frequency drives |
WO2012018873A1 (en) * | 2010-08-04 | 2012-02-09 | Curtiss-Wright Electro-Mechanical Corporation | M2lc system coupled to a current source power supply |
DE102011006987A1 (en) | 2011-04-07 | 2012-10-11 | Siemens Aktiengesellschaft | Modular power converter cabinet system |
DE102011006988B4 (en) | 2011-04-07 | 2021-09-30 | Siemens Aktiengesellschaft | Two-part converter cell |
US9036379B2 (en) | 2011-11-15 | 2015-05-19 | General Electric Company | Power converter based on H-bridges |
GB2543182B (en) | 2013-03-11 | 2017-11-08 | Trane Int Inc | Controls and operation of variable frequency drives |
CN203278615U (en) * | 2013-05-22 | 2013-11-06 | Abb技术有限公司 | Power module for middle and high voltage inverter and inverter employing same |
CN105794326B (en) * | 2013-06-26 | 2020-03-17 | 西门子公司 | Power battery with printed circuit board |
CN106664029B (en) * | 2014-08-19 | 2019-08-13 | 华为技术有限公司 | The assemble method of power converter and power converter |
EP2996449B1 (en) * | 2014-09-11 | 2017-11-29 | Siemens Aktiengesellschaft | Frequency converter assembly with a multiphase frequency converter |
JP6474751B2 (en) * | 2016-03-29 | 2019-02-27 | 東芝三菱電機産業システム株式会社 | Cell inverter unit |
US10566881B2 (en) | 2017-01-27 | 2020-02-18 | Franklin Electric Co., Inc. | Motor drive system including removable bypass circuit and/or cooling features |
EP3462591A1 (en) * | 2017-09-29 | 2019-04-03 | Siemens Aktiengesellschaft | Modular converter and modular converter system |
CN109888777B (en) * | 2019-03-14 | 2024-02-20 | 王阳 | Multifunctional comprehensive power distribution device |
Family Cites Families (11)
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US3721890A (en) * | 1972-03-27 | 1973-03-20 | Electric Regulator Corp | Power supply for a.c. and d.c. drive |
US4788635A (en) | 1987-02-04 | 1988-11-29 | Westinghouse Electric Corp. | Converter system combining a two-quadrant voltage-source rectifier and a four-quadrant voltage-source inverter, and a motor drive embodying the same |
US5625545A (en) | 1994-03-01 | 1997-04-29 | Halmar Robicon Group | Medium voltage PWM drive and method |
US5638263A (en) * | 1994-03-01 | 1997-06-10 | Halmar Robicon Group | Low and medium voltage PWM AC/DC power conversion method and apparatus |
DE29914308U1 (en) | 1999-08-17 | 2000-02-17 | Hauck Erich | Mobile, network-independent hybrid power supply unit for operating DC and AC devices |
US6301130B1 (en) | 1999-09-01 | 2001-10-09 | Robicon Corporation | Modular multi-level adjustable supply with parallel connected active inputs |
US6542390B2 (en) * | 2001-01-02 | 2003-04-01 | General Electric Company | System and method for regenerative PWM AC power conversion |
US6847531B2 (en) * | 2001-01-02 | 2005-01-25 | General Electric Company | System and method for regenerative PWM AC power conversion |
US6762947B2 (en) | 2002-06-04 | 2004-07-13 | Robicon Corporation | Control method and apparatus to reduce current through DC capacitor linking two static converters |
US7088073B2 (en) | 2003-01-24 | 2006-08-08 | Toshiba Internationl Corporation | Inverter drive system |
US7050311B2 (en) * | 2003-11-25 | 2006-05-23 | Electric Power Research Institute, Inc. | Multilevel converter based intelligent universal transformer |
-
2006
- 2006-08-29 US US11/511,713 patent/US7679313B2/en active Active
- 2006-08-30 WO PCT/US2006/034028 patent/WO2007027890A2/en active Application Filing
- 2006-08-30 CN CN200680031435.6A patent/CN101273516B/en active Active
- 2006-08-30 CA CA2620426A patent/CA2620426C/en active Active
- 2006-08-30 EP EP20060802702 patent/EP1920528B1/en not_active Expired - Fee Related
- 2006-08-30 DE DE200660018022 patent/DE602006018022D1/en active Active
- 2006-08-30 KR KR1020087007397A patent/KR101086577B1/en active IP Right Grant
- 2006-08-30 MX MX2008002777A patent/MX2008002777A/en active IP Right Grant
- 2006-08-30 BR BRPI0615592-8A patent/BRPI0615592B1/en not_active IP Right Cessation
-
2010
- 2010-01-21 US US12/691,531 patent/US7830111B2/en active Active
Non-Patent Citations (1)
Title |
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None |
Also Published As
Publication number | Publication date |
---|---|
EP1920528B1 (en) | 2010-11-03 |
KR101086577B1 (en) | 2011-11-23 |
US20100172119A1 (en) | 2010-07-08 |
US20070046252A1 (en) | 2007-03-01 |
CA2620426A1 (en) | 2007-03-08 |
MX2008002777A (en) | 2008-04-07 |
US7679313B2 (en) | 2010-03-16 |
BRPI0615592A2 (en) | 2011-05-24 |
DE602006018022D1 (en) | 2010-12-16 |
CN101273516A (en) | 2008-09-24 |
US7830111B2 (en) | 2010-11-09 |
WO2007027890A3 (en) | 2007-11-15 |
KR20080041719A (en) | 2008-05-13 |
EP1920528A2 (en) | 2008-05-14 |
BRPI0615592B1 (en) | 2018-02-14 |
CN101273516B (en) | 2014-10-29 |
CA2620426C (en) | 2012-03-20 |
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