WO2008127137A1 - Combined direct current supply - Google Patents
Combined direct current supply Download PDFInfo
- Publication number
- WO2008127137A1 WO2008127137A1 PCT/RU2007/000170 RU2007000170W WO2008127137A1 WO 2008127137 A1 WO2008127137 A1 WO 2008127137A1 RU 2007000170 W RU2007000170 W RU 2007000170W WO 2008127137 A1 WO2008127137 A1 WO 2008127137A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- source
- combined
- secondary electrochemical
- current sources
- primary
- Prior art date
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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M16/00—Structural combinations of different types of electrochemical generators
- H01M16/003—Structural combinations of different types of electrochemical generators of fuel cells with other electrochemical devices, e.g. capacitors, electrolysers
- H01M16/006—Structural combinations of different types of electrochemical generators of fuel cells with other electrochemical devices, e.g. capacitors, electrolysers of fuel cells with rechargeable batteries
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- 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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering with light sensitive cells
-
- 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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/30—The power source being a fuel cell
-
- 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
Definitions
- the invention relates to the field of electrical engineering and can be used to create chemical current sources.
- a current source comprising a plurality of single primary or secondary chemical current sources (CITs) or modules of several CITs connected in series electrical circuit, and one or more DC sources: auxiliary CITs, fuel cells, metal-air current sources, etc., connected to each of the individual HITs using a switch controlled by an electronic control unit.
- CITs single primary or secondary chemical current sources
- DC sources auxiliary CITs, fuel cells, metal-air current sources, etc.
- the objective of the invention is to provide a direct current source having simultaneously increased specific power and energy characteristics.
- the specified technical result is achieved by the fact that:
- a combined DC source containing single primary direct current sources or modules from several single primary direct current sources, single secondary electrochemical current sources or modules from several secondary electrochemical current sources, switching devices, an electronic control unit for switching devices, single secondary electrochemical current sources or modules from several secondary electrochemical current sources, electrically connected about a serial or serial-parallel circuit, to each unit secondary electrochemical current source or module of several secondary electrochemical current sources using a switching device, a unit primary source of direct current or a module of several primary sources of direct current is connected through an electronic converter, ensuring coordination of the operating voltages of the primary and secondary - current sources, and the control unit of the switching devices controls and maintains in a given range the voltage of each individual secondary electrochemical current source or module of several secondary electrochemical current sources by disconnecting them from primary direct current sources or modules from several single primary direct current sources or from an external electrical circuit (load).
- a fuel cell is used as the primary DC source.
- a metal-air current source is used as the primary DC source.
- a photoelectric converter is used as the primary DC source
- an electromechanical relay is used as a switching device.
- a transistor switch is used as a switching device.
- a lithium-ion battery is used as a secondary electrochemical current source.
- a lithium-polymer battery is used as a secondary electrochemical current source.
- an electrochemical capacitor is used as a secondary electrochemical current source.
- an electrochemical capacitor As an electrochemical capacitor, a two-layer electrochemical capacitor is used.
- a hybrid electrochemical capacitor was used as an electrochemical capacitor, containing electrodes of various types: one electrode operating on the effect of double layer capacitance, the second electrode is a chemical battery electrode, the accumulation of electric charge on which occurs due to reversible ion transfer between the electrolyte and the electrode.
- the control unit of the switching devices is based on one or more microprocessors.
- the control unit of the switching devices monitors and maintains in a given range the voltage of each single primary direct current source or module from several single primary direct current sources by disconnecting it from a single secondary electrochemical current source or module from several single secondary electrochemical current sources.
- the combined direct current source is made according to the electrical circuit shown in FIG. 1. It consists of 3 modules of single primary direct current sources 1, 2, 3, each of which is a battery of photoelectric converters (photomultiplier module) with an output voltage of 1.8 to 3.0 V. Each photomultiplier module through its own DC-to-DC converter DC voltage (DC-DC converter) 4, 5, 6 and power contacts of electromagnetic relays 11 (11.2), 12 (12.2), 13 (13.2) are connected to 3 modules of secondary electrochemical current sources 7, 8, 9, each which consists of 2 lithium-polymer batteries connected in parallel Yator tank A * 10 hours (battery module). Battery modules 7, 8, 9 are electrically connected in series.
- DC-DC converters 4, 5, 6 convert the output voltage of the photomultiplier modules 1, 2, 3 to a voltage lying in the range from 3.0 to 4.2 V.
- the maximum output power of each DC-DC converter 4, 5, 6 of the order of 60 watts.
- the output circuit of KIT U + there is an electromagnetic relay 14 (power contacts 14.2), and the output circuit U. is connected directly to the battery module 9. Turning on / off the control windings of the electromagnetic relays 11 (11.1) ... 14 (14.1) is carried out by the control unit 10, the measuring circuits of which are connected to the battery modules 7, 8, 9, and the supply voltage comes from the same battery modules.
- the control unit 10 measures the voltage on each battery module 7, 8, 9. If the voltage on the battery module is lower than 4.1 V, the corresponding relay 11, 12 or 13 is turned on and the charging of this battery module 7, 8 or 9 starts. When it reaches any of them, 4.2 V, the corresponding relay 11, 12 or 13 opens and, accordingly, the charge of the battery module is turned off. When the KIT is connected to the load, its discharge begins. At low load currents, the current in the discharge circuit will be determined only by the currents of the DC-DC converters 4, 5, 6, while the excess power of the solar modules 1, 2, 3 will be used to recharge the battery modules 7, 8, 9.
- the current in the discharge circuit will consist of the discharge currents of the battery modules 7, 8, 9 and the output currents of the DC-DC converters 4, 5, 6.
- the relay 14 KIT disconnected from the load, while the charge of the battery modules begins.
- the relay 14 is turned on and, accordingly, the possibility of KIT discharge occurs when the voltage on all battery modules 7, 8, 9 rises above 3.6 V.
- the combined DC source is made according to the electrical circuit shown in FIG. 2. It consists of 3 single primary current sources 1, 2, 3, each of which is a single magnesium-air current source (MVIT) with an output voltage of 0.9 to 1.5 V. Each MVIT through its own DC-DC converter 4 , 5, 6 and electronic keys 11, 12, 13 connected to 3 modules from single secondary electrochemical current sources 7, 8, 9, each of which consists of 6 connected in series sealed lead-acid batteries with a capacity of 10 A * h (battery module). Battery modules 7, 8, 9 are electrically connected in series.
- DC-DC converters 4, 5, 6 convert the output voltage of MVIT 1, 2, 3 into a voltage lying in the range from 10.0 to 14.5 V. The maximum output power of each DC-DC converter 4, 5, 6 is about 25 W .
- the output circuit of KIT U + there is an electronic key 14, and the output circuit U. is connected directly to the battery module 9. Turning on / off the electronic keys 11 ... 14 is carried out by the control unit 10 (electronic key control circuits 11 ... 14 are not shown in the diagram).
- the measuring circuit of the control unit 10 is connected to MVIT 1, 2, 3 and the battery modules 7, 8, 9, and its voltage is supplied from the same battery modules.
- the control unit 10 is connected LEDs 15, 16, 17.
- the control unit 10 measures the voltage at each MVIT 1, 2, 3 and each battery module 7, 8, 9. If the voltage at MVIT is higher than 0.8 V, and the voltage on the battery module is lower
- the corresponding electronic switch 11, 12 or 13 is turned on and the charging of this battery module 7, 8 or 9 starts.
- any voltage reaches 14.5 V
- the corresponding electronic switch 11, 12 or 13 and, accordingly, the charge The battery module turns off.
- the KIT is connected to the load, its discharge begins.
- the current in the discharge circuit will be determined only by the currents of the DC-DC converters 4, 5, 6, while the excess power MVIT 1, 2, 3 will be used to recharge the battery modules 7, 8, 9.
- the current in the discharge circuit will consist of the discharge currents of the battery modules 7, 8, 9 and the output currents of the DC-DC converters 4, 5, 6.
- TPTE module single primary direct current sources 1, 2, 3, 18, 19, 20, each of which is three connected in series single hydrogen-air solid polymer fuel cells (TPTE module) with an output voltage of 1.5 to 3.0 V.
- Each TPTE module through its DC-DC converter 4, 5, 6, 21, 22, 23 and electronic keys 11, 12, 13, 24, 25, 26 connected to 6 modules from single secondary electrochemical current sources 7, 8, 9, 27, 28, 29, each of which is a battery of hybrid electrochemical capacitors with an alkaline electrolyte and a nickel oxide electrode with a capacity of 4 F and a maximum operating voltage of 14 V (hereinafter referred to as capacitor).
- Capacitors 7, 8, 9, 27, 28, 29 are electrically connected in series-parallel circuit.
- DC-DC converters 4, 5, 6, 21, 22, 23 convert the output voltage of TPTE modules 1, 2, 3, 18, 19, 20 to a voltage lying in the range from 9.0 to 14.0 V. Maximum output power each DC-DC converter 4, 5, 6, 21, 22, 23 of the order of 5 watts.
- the output circuit of KIT U + there is an electronic key 14, and the output circuit U. is connected directly to the capacitors 9 and 29.
- the control unit 10 10.1 and 10.2 (the electronic key control circuits 11, 12, 13, 24, 25, 26 are not shown in the diagram).
- the measuring circuit of the control unit 10 is connected to the TPTE modules 1, 2, 3, 18, 19, 20 and capacitors 7, 8, 9, 27, 28, 29, and its supply voltage comes from the same capacitors.
- the light emitting diodes 15, 16, 17, 30, 31, 32 are connected to the control unit 10. KIT functioning algorithm.
- the A7 control unit measures the voltage at each TPTE module 1, 2, 3, 18, 19, 20 and each capacitor 7, 8, 9, 27, 28, 29. If the voltage at the TPTE module is higher than 1.5 V, and the voltage at the capacitor below 13.5 V, the corresponding electronic key 11, 12, 13, 24, 25, 26 and the charge of this capacitor 7, 8, 9, 27, 28 or 29 begins. When any voltage reaches 14.0 V, the corresponding electronic key 11, 12, 13, 24, 25, 26 and, accordingly, the capacitor charge is turned off. When the KIT is connected to the load, its discharge begins.
- the current in the discharge circuit will be determined only by the currents of the DC-DC converters 4, 5, 6, 21, 22, 23, while the excess power of the TPTE modules 1, 2, 3, 18, 19, 20 will be used for recharging capacitors 7, 8, 9, 27, 28, 29.
- the current in the discharge circuit will consist of the discharge currents of capacitors 7, 8, 9, 27, 28, 29 and the output currents of DC-DC converters 4, 5, 6, 21, 22, 23.
- the inclusion of the electronic key 14 and, accordingly, the appearance of the possibility of discharge of the KIT occurs when the voltage on all capacitors 7, 8, 9, 27, 28, 29 increases above 12.0 V.
- the control unit 10 disconnects this TPTE module from the corresponding battery module using the electronic key 11, 12, 13, 24, 25, 26 and generates a light signal about the discharge of this TPTE module using the LED 15, 16 , 17, 30, 31, 32.
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112007003447T DE112007003447T5 (en) | 2007-04-11 | 2007-04-11 | Combined DC power source |
EA200801436A EA013286B1 (en) | 2007-04-11 | 2007-04-11 | Combined direct current supply |
PCT/RU2007/000170 WO2008127137A1 (en) | 2007-04-11 | 2007-04-11 | Combined direct current supply |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/RU2007/000170 WO2008127137A1 (en) | 2007-04-11 | 2007-04-11 | Combined direct current supply |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008127137A1 true WO2008127137A1 (en) | 2008-10-23 |
Family
ID=39864140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/RU2007/000170 WO2008127137A1 (en) | 2007-04-11 | 2007-04-11 | Combined direct current supply |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE112007003447T5 (en) |
EA (1) | EA013286B1 (en) |
WO (1) | WO2008127137A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011095366A3 (en) * | 2010-02-04 | 2012-05-03 | Sb Limotive Company Ltd. | Battery having a selectable number of battery cells |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102018200485A1 (en) * | 2018-01-12 | 2019-07-18 | Siemens Aktiengesellschaft | Waterborne vehicle with a power supply device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5956241A (en) * | 1996-02-26 | 1999-09-21 | Micro Linear Corporation | Battery cell equalization circuit |
RU2230418C1 (en) * | 2002-12-24 | 2004-06-10 | Груздев Александр Иванович | Digital-screen high-temperature semiconductor current limiter |
US20050127871A1 (en) * | 2003-10-27 | 2005-06-16 | Hironobu Orikasa | Battery pack |
RU2005131896A (en) * | 2005-10-17 | 2007-04-27 | Александр Иванович Груздев (RU) | COMBINED ELECTROCHEMICAL SOURCE |
-
2007
- 2007-04-11 EA EA200801436A patent/EA013286B1/en not_active IP Right Cessation
- 2007-04-11 DE DE112007003447T patent/DE112007003447T5/en not_active Ceased
- 2007-04-11 WO PCT/RU2007/000170 patent/WO2008127137A1/en active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5956241A (en) * | 1996-02-26 | 1999-09-21 | Micro Linear Corporation | Battery cell equalization circuit |
RU2230418C1 (en) * | 2002-12-24 | 2004-06-10 | Груздев Александр Иванович | Digital-screen high-temperature semiconductor current limiter |
US20050127871A1 (en) * | 2003-10-27 | 2005-06-16 | Hironobu Orikasa | Battery pack |
RU2005131896A (en) * | 2005-10-17 | 2007-04-27 | Александр Иванович Груздев (RU) | COMBINED ELECTROCHEMICAL SOURCE |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011095366A3 (en) * | 2010-02-04 | 2012-05-03 | Sb Limotive Company Ltd. | Battery having a selectable number of battery cells |
Also Published As
Publication number | Publication date |
---|---|
DE112007003447T5 (en) | 2010-02-18 |
EA013286B1 (en) | 2010-04-30 |
EA200801436A1 (en) | 2009-04-28 |
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