CN105052029A - Energy storage device and system having an energy storage device - Google Patents
Energy storage device and system having an energy storage device Download PDFInfo
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- CN105052029A CN105052029A CN201480018195.0A CN201480018195A CN105052029A CN 105052029 A CN105052029 A CN 105052029A CN 201480018195 A CN201480018195 A CN 201480018195A CN 105052029 A CN105052029 A CN 105052029A
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- 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
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/49—Combination of the output voltage waveforms of a plurality of converters
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- 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
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—Conversion of dc power input into ac power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/483—Converters with outputs that each can have more than two voltages levels
- H02M7/4835—Converters with outputs that each can have more than two voltages levels comprising two or more cells, each including a switchable capacitor, the capacitors having a nominal charge voltage which corresponds to a given fraction of the input voltage, and the capacitors being selectively connected in series to determine the instantaneous output voltage
Abstract
The invention relates to an energy storage device which is designed to provide and/or receive electrical energy in the form of an n-phase current and an n-phase voltage, where n >= 1. The energy storage device comprises n energy supply branches, wherein each of the energy supply branches has a multiplicity of energy storage modules connected in series. The energy storage modules each comprise an energy storage cell coupling module with coupling module connections and a coupling device with coupling elements which are designed to selectively connect the energy storage cell module to the particular energy supply branch via the coupling module connections or to circumvent the energy storage cell module in the particular energy supply branch. Each of the energy storage cell coupling modules in turn has a line of coupling modules with a multiplicity of energy storage cell branch modules which are connected in series and have an energy storage cell branch with a series circuit comprising an energy storage cell branch coupling element and at least one energy storage cell and a circumvention branch coupling element which is connected in parallel with the energy storage cell branch.
Description
Technical field
The present invention relates to energy storage device, especially have for energy storage device that the is static and modular battery system of the application of movement arbitrarily, and there is the system of energy storage device.
Background technology
What presented is, in future not only in static application, such as wind power generation plant or solar facilities but also at vehicle, as in motor vehicle driven by mixed power or motor vehicle, use electronic system increasedly, the element of power electronics devices is integrated in described energy storage system by described electronic system.
Multiphase current is realized by the converter of Pulse Inverter form usually to the feed-in in motor.Polyphase ac voltage, such as three-phase alternating voltage can be transformed into this direct voltage provided by DC voltage intermediate circuit.Described DC voltage intermediate circuit at this by branch line feed, described branch line by serial wiring battery module or arbitrarily direct voltage source form.
In order to meet for the given power of corresponding application and energy requirement, multiple battery module or battery unit are connected in energy storage system of being everlasting.
The rigid-tandem of multiple battery module causes following problem: if single battery module breaks down, and so whole branch line breaks down.Such fault of Power supply branch line may cause the fault of whole system.In addition the power reduction temporarily or for good and all occurred of single battery module may cause the power reduction in whole Power supply branch line.
At publication US 5,642,275A1 and US6, in 969,967B2, the battery system with integrated inverse device function is described.The system of the type is with title cascade multilevel converter (CascadedMultilevelInverter) or also known with battery direct converter ((BatteryDirectInverter) battery direct converter, BDI).Such system comprises DC current source at multiple energy storage module branch line, and described energy storage module branch line can be directly connected on motor or electrical network.Can be generated at this single-phase or heterogeneous service voltage.Described energy storage module branch line has the energy storage module of multiple series connection at this, wherein each energy storage module has at least one energy storage units and the controlled coupling unit distributed, described controlled coupling unit allows to interrupt corresponding energy storage module branch line according to control signal, or at least one energy storage units that cross-over connection is distributed respectively, or at least one distributed respectively energy storage units is accessed in corresponding energy storage module branch line.By manipulating coupling unit suitably, such as, by means of pulse width modulation, suitable phase signals can also being provided for controlling phase output voltage, making it possible to abandon independent Pulse Inverter.Therefore be integrated in BDI for the Pulse Inverter controlled needed for phase output voltage.
Compared to traditional system, BDI has higher efficiency and the fail safe of Geng Gao usually.Described fail safe is guaranteed in addition in the following manner, namely defective, break down or incomplete efficient battery unit can by disconnecting (herausschalten) to the suitable cross-over connection manipulation of coupling unit from Power supply branch line.The phase output voltage of energy storage module branch line can be changed by correspondingly manipulating coupling unit and be adjusted with especially having ladder.The classification of output voltage draws at this voltage by single energy storage module, and wherein the phase output voltage of maximum possible is determined by the summation of the voltage of all energy storage modules of energy storage module branch line.
Publication DE102010027857A1 and DE102010027861A1 such as openly has the battery direct converter of multiple battery module branch line, and described battery module branch line can directly be connected on motor.
At this, described energy storage module branch line has the energy storage module of multiple series connection, wherein each energy storage module has at least one energy storage units and the controlled coupling unit distributed, described controlled coupling unit allows at least one energy storage units distributed respectively according to control signal cross-over connection, or is accessed in corresponding energy storage module branch line by least one distributed respectively energy storage units.Selectively, described coupling unit can be formed in this wise, described coupling unit is additionally allowed, at least one distributed respectively energy storage units is also accessed in corresponding energy storage module branch line with contrary polarity, or also interrupt corresponding energy storage module branch line at sub-module place and this sub-module of cross-over connection simultaneously, or at least one energy storage units that also cross-over connection is distributed respectively.
In order to adjust the output voltage of energy storage module, coupling unit can be manipulated in the mode of pulse width modulation (PWM).Thus it is possible that by change turn-on time or turn-off time export the mean value expected as energy storage module voltage targetedly.
The BDI with large quantity coupling unit often has higher conduction loss, and it especially reduces the usefulness of BDI when high load currents.
Therefore there is demand, namely for having the solution of the energy storage device of modular, its reduce required for the quantity of power switch, and pulse width modulation control method can not be used, and the piloting strategies that charges more flexibly can be realized.
Summary of the invention
The present invention realizes energy storage device according to an aspect, and it is designed to the electric energy providing and/or receive n phase current and n phase voltage form, wherein n >=1.Described energy storage device comprises n phase, and wherein said energy storage device such as can comprise three phases connected with Y-connection or triangle.Described mutually in each include the energy storage module of a large amount of series connection.Described energy storage module comprises the energy storage units coupling module with coupling module terminal and the Coupling device with coupling element respectively, described coupling element is designed to, and described energy storage units module is optionally accessed in corresponding Power supply branch or in corresponding Power supply branch by coupling module terminal and gets around described energy storage units module.Each in described energy storage units coupling module comprises heavily again the coupling module branch line having a large amount of energy storage units of connecting and divide formwork, described energy storage units divides formwork to comprise to have the energy storage units branch of the series circuit be made up of energy storage units branch coupling element and at least one energy storage units, and the bypass branch coupling element in parallel with energy storage units branch.
According to another aspect, the present invention realizes a kind of system, has n phase motor, wherein n >=1; Energy storage device, described energy storage device is designed to the electric energy providing and/or receive n phase current and n phase voltage form, and described energy storage device has n Power supply branch in parallel, described Power supply branch is coupling between lead-out terminal and reference potential bus-bar respectively, and each wherein in Power supply branch all has a large amount of energy storage module of connecting.Described energy storage module comprises the energy storage units module with at least one energy storage units respectively, with the Coupling device with coupling element, described coupling element is designed to, and accesses in corresponding Power supply branch or energy storage units module described in cross-over connection by described energy storage units module selective.Described system comprises n phase line in addition, and one of lead-out terminal of energy storage device is coupled with each in n phase terminal of n phase motor by described phase line respectively; And control appliance, it is designed to perform according to method of the present invention.
Invention advantage
Thought of the present invention is, builds the energy storage device that Modularly builds in this wise, the quantity of coupling unit can be minimized.This realizes in the following manner, and namely the energy storage units module of each energy storage module of energy storage device is fabricated with the direct converter topologies of battery (BDC) in its side.The direct converter topologies of battery means thus: the energy storage units module of each energy storage module has the series circuit of energy storage units, described energy storage units optionally can be connected into series circuit by the coupling unit distributed of memory module inside, or can be bypassed in this series circuit.Thus, the nested structure that described energy storage device builds with having hierarchical, wherein a large amount of BDC is coupled in BDI as energy storage units module.Each in energy storage module can be changed in its module output voltage, the size of space of total output voltage of the Power supply branch line of energy storage device can obviously be adjusted more subtly thus, and does not employ the PWM manipulation of each energy storage module.
This has the following advantages: silicon expends and can be reduced for each energy storage units compared with the known topology with full-bridge circuit when the quantity of energy storage units raises.
In addition advantageously on the basis of similar assembly, almost arbitrary output voltage and energy storage capacity can be realized for described energy storage module by the suitable modular hierarchical structuring of energy storage device.
Another advantage of this topology is the very little value being realized total harmonic distortion (THD, TotalHarmonicDistortion) by the classification of mating with rated voltage in output voltage.Described adaptability classification can by changing the intermediate circuit voltage of energy storage module that determine and by realizing with the possibility of positive and negative polarity cascade energy storage module by means of full-bridge.
The charging process can carrying out each energy storage units in this external energy storage module is built by hierarchical, and described energy storage module self is still in operation, also namely other the output voltage of energy storage units to Power supply branch has contribution.The availability of whole system can be optimised on the one hand thus.No problem balance on the other hand based on the aging effect of each energy storage units is possible thus, and this improves the total feeding capacity of energy storage device significantly.In addition it is possible that very accurately and neatly regulate the heat in energy storage device to distribute.
According to a kind of execution mode according to energy storage device of the present invention, described Coupling device can comprise coupling element at full-bridge circuit.Alternately, described Coupling device can comprise coupling element at half-bridge circuit.
According to another execution mode according to energy storage device of the present invention, described energy storage units can comprise lithium-ions battery, double layer capacitor, electrolytic condenser or similar energy storage member.
According to another execution mode according to energy storage device of the present invention, coupling element, energy storage units branch coupling element and/or bypass branch coupling element can comprise power semiconductor switch.
At this according to another execution mode according to energy storage device of the present invention, described power semiconductor switch can comprise bipolar transistor IGBT, the barrier layer field-effect transistor JFET or mos field effect transistor MOSFET with insulated gate.
According to a kind of execution mode according to system of the present invention, described n phase motor can comprise synchronous machine or switched reluctance machines (geschalteteReluktanzmaschine).
Other feature and advantage of embodiment of the present invention are drawn by following description with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 illustrates the schematic diagram of the system of the energy storage device had according to the embodiment of the present invention;
Fig. 2 illustrates the schematic diagram of the embodiment of the energy storage module of the energy storage device according to Fig. 1;
Fig. 3 illustrates the schematic diagram of another embodiment of the energy storage module of the energy storage device according to Fig. 1;
Fig. 4 illustrates the schematic diagram of the embodiment of the energy storage units coupling module of the energy storage module according to Fig. 2 or 3;
The energy storage units that Fig. 5 illustrates according to the energy storage units coupling module of Fig. 4 divides the schematic diagram of the embodiment of formwork; With
Fig. 6 illustrates the schematic diagram of the enforcement flexible program for energy storage device.
Embodiment
Fig. 1 illustrates the system 100 of the direct voltage for being provided by energy storage module 3 to the voltage transitions of n cross streams voltage.Described system 100 comprises the energy storage device 1 with energy storage module 3, and described energy storage module is connected in Power supply branch, and electric energy can be provided with the form of n phase current and n phase voltage and/or receive by described energy storage device 1 thus.Exemplarily, three Power supply branches Z1, Z2 and Z3 shown in Figure 1, it is suitable for producing such as the three-phase alternating voltage of three phase alternating current motor.However, it is clear that the Power supply branch of often kind of other quantity can be possible equally.Described energy storage device 1 has lead-out terminal 1a, 1b, 1c in each Power supply bifurcation, and it is connected on phase line 2a, 2b or 2c, and energy storage device 1 is coupled with motor 2 by described phase line.Exemplarily, the described system 100 in Fig. 1 is for giving motor 2 feed.But also can specify, described energy storage device 1 is used for for Power supply electrical network 2 buffer current by use.
Described system 100 can comprise control appliance 6 in addition, described control appliance is connected with described energy storage device 1, and described energy storage device 1 can be controlled by means of described control appliance, to provide the output voltage of expectation at corresponding lead-out terminal 1a, 1b, 1c place.
Described Power supply branch Z1, Z2 and Z3 can at its end and reference potential 4(with reference to bus-bars) be connected.Described reference bus-bar can guide average electromotive force relative to the phase line 2a of motor 2,2b, 2c and such as be connected with earth potential.At this, described reference potential 4 can such as be coupled with the asterism 4a of motor 2.Each in Power supply branch Z1, Z2 and Z3 all has at least two energy storage modules 3 of connecting.The quantitative example ground of the energy storage module 3 of every Power supply branch adds up to 3 in FIG, wherein but the energy storage module 3 of often kind of other quantity is possible equally.Preferably at this, each in Power supply branch Z1, Z2 and Z3 includes the energy storage module 3 of equal number, wherein but also possible that, each Power supply branch Z1, Z2 and Z3 is arranged to the energy storage module 3 of varying number.
Described energy storage module 3 has two lead-out terminal 3a and 3b respectively, and by described lead-out terminal, the output voltage of energy storage module 3 can be provided.This above-mentioned output voltage independently can be adjusted with the voltage condition of the direct voltage source in energy storage module 3.
The representative configuration shape of energy storage module 3 illustrates in greater detail in figs 2 and 3.Described energy storage module 3 comprises the Coupling device 7 with multiple coupling element 7a and 7c and 7b and 7d if desired respectively.Described energy storage module 3 comprises the energy storage units coupling module 5 that the energy storage units with one or more series connection divides formwork 15 in addition respectively, as set forth more accurately further below in conjunction with Figure 4 and 5.
Described energy storage units coupling module 5 is connected with the input terminal of affiliated Coupling device 7 by coupling module terminal 5a, 5b.Described Coupling device 7 is exemplarily constructed to the full-bridge circuit with each two coupling elements 7a, 7c and two coupling elements 7b, 7d in fig. 2.Described coupling element 7a, 7b, 7c, 7d can have active switching element (such as power semiconductor switch) and idle running diode in parallel with it respectively at this.Described power semiconductor switch such as can have field-effect transistor (FET).In this case, described idle running diode also can be integrated in power semiconductor switch respectively.
Coupling element 7a, 7b, 7c, 7d in Fig. 2 can be manipulated in this wise, such as by means of the control appliance 6 in Fig. 1, described energy storage units coupling module 5 is made optionally to be connected between lead-out terminal 3a and 3b or the bypassed or cross-over connection in corresponding Power supply branch Z1, Z2 and Z3 of described energy storage units coupling module 5.Such as by lower right coupling element 7d and upper left side coupling element 7a is placed in closure state, and two remaining coupling elements are placed in off-state, described energy storage units coupling module 5 such as can be connected between lead-out terminal 3a and 3b forward.Cross-over connection state or bypass condition can such as be set thus, and its mode is, two coupling element 7a and 7b are placed in closure state, and two coupling element 7c and 7d are maintained at off-state.
By the suitable manipulation to Coupling device 7, therefore each energy storage units coupling module 5 of energy storage module 3 can be integrated in the series circuit of Power supply branch Z1 to Z3 targetedly.
Fig. 3 illustrates another illustrative embodiments of energy storage module 3.Energy storage module 3 shown in Figure 3 is by means of only being different from energy storage module 3 shown in figure 2 with under type, namely described Coupling device 7 has two instead of four coupling elements, described coupling element with half-bridge circuit instead of with in full-bridge circuit by wiring.
Fig. 4 illustrates the schematic diagram of the embodiment of the energy storage units coupling module 5 of the energy storage module 3 according to Fig. 2 or 3.Described energy storage units coupling module 5 comprises the coupling module branch line Z that the energy storage units with a large amount of series connection divides formwork 15.Described energy storage units divides formwork 15 to have branch module terminals 15a, 15b respectively at this, and by described branch module terminals, described energy storage units divides formwork 15 to connect.The energy storage units of every energy storage units coupling module 5 divides the quantity of formwork 15 exemplarily to illustrate with 3 in the diagram, wherein but the energy storage units of every energy storage units coupling module 5 divides often kind of formwork 15 other quantity to be possible equally.
As illustrated further at Fig. 5, energy storage units divide in formwork 15 each comprise the topology similar to energy storage module shown in Figure 33, also namely described energy storage units divides formwork 15 to comprise energy storage units branch 16 and the bypass branch coupling element 17a in parallel with energy storage units branch 16 respectively.Described energy storage units branch 16 this comprise by energy storage units branch coupling element 17c and at least one energy storage units 16a, 16k form series circuit.Described energy storage units branch coupling element 17c and described bypass branch coupling element 17a forms half-bridge circuit at this, by described half-bridge circuit, the energy storage units branch 16 with energy storage units 16a, 16k can be optionally access in coupling module branch line Z or in this coupling module branch Z by cross-over connection or get around.
Described energy storage units divides formwork 15 such as can have battery 16a, the 16k of series connection, such as lithium ion battery or lithium-ions battery, double layer capacitor or electrolytic condenser at this.Divide the quantitative example of energy storage units 16a, 16k in formwork 15 at this energy storage units shown in Figure 5 amount to 2, wherein but energy storage units 16a, 16k of often kind of other quantity are possible equally.
In described enforcement flexible program, described active switching element as the power semiconductor switch of such as IGBT(insulated gate bipolar transistor (InsulatedGateBipolarTransistor), JFET(junction field effect transistor (JunctionField-EffectTransistor) form or can be implemented as MOSFET(mos field effect transistor (MetalOxideSemiconductorField-EffectTransistor).
Therefore, each in energy storage units coupling module 5 is built as the direct transducer of battery (BDC) inherently to a certain extent.The different couple state of energy storage units branch coupling element 17c and bypass branch coupling element 17a is adjusted by dividing formwork 15 for each energy storage units, different output voltages can be realized for each in energy storage units coupling module 5, and pulse-width modulation method (PWM) need not be employed.The quantity of required power semiconductor switch is reduced, because divide formwork 15 only to need two coupling elements respectively for each energy storage units.This also automatically causes the conducting resistance of each energy storage units coupling module 5 to reduce, because each energy storage units 16a, 16k can be coupled individually and decoupling in coupling module branch line Z.
Therefore can to different energy storage units 16a, 16k charging and discharging simultaneously in Power supply branch Z1 to Z3.Especially when in the difference of energy storage units 16a, 16k is aging when resistance, this such as improves the sphere of action of traction battery, and wherein energy storage device 1 is used.To this, its energy storage units 16a, 16k have close to low breakdown voltage and exceed the high superpotential energy storage units in average water level land under a load and divide formwork 15 formwork 15 can be divided to support by remaining energy storage units.
By using such energy storage device 1 can such as motor 2 provides n phase service voltage.To this, phase line 2a, 2b, 2c can with the corresponding output end sub-connection of lead-out terminal 1a, 1b, 1c, wherein said phase line 2a, 2b, 2c can be connected with the phase terminal of motor 2 in its side.Described motor 2 can be such as three phase electric machine, such as threephase asynchronous machine, synchronous machine or switched reluctance machines, and it has the inductance 2d in machine 2 inside.
Described energy storage device 1 can such as be coupled with regenerated energy source (such as photovoltaic module) and/or local or central electrical network (drop wire (Hausanschluss) of such as Power supply side).In addition, described energy storage device 1 can be connected with the generator of the therrmodynamic system of coupling and/or local or central electrical network (drop wire of such as Power supply side).The combination in any of the system that certainly may also described energy storage device 1 can be supplied with electric flux is connected.
Fig. 6 illustrates the schematic diagram at the enforcement flexible program being connected to energy storage device in three phase electric machine situation.Such as, energy storage device in Fig. 6 can according to technical given in advance referring to figs. 1 through 5 realizations.
Claims (10)
1. energy storage device (1), it is designed to the electric energy providing and/or receive n phase current and n phase voltage form, and wherein n >=1, has:
N number of Power supply branch (Z1; Z2; Z3), wherein Power supply branch (Z1; Z2; Z3) each in all has a large amount of energy storage module (3) of connecting, and described energy storage module comprises respectively:
There is the energy storage units coupling module (5) of coupling module terminal (5a, 5b), and
There is coupling element (7a; ...; Coupling device (7) 7d), described coupling element is designed to, and described energy storage units module (5) is optionally accessed corresponding Power supply branch (Z1 by described coupling module terminal (5a, 5b); Z2; Z3) in or at corresponding Power supply branch (Z1; Z2; Z3) described energy storage units module is got around in,
Each wherein in energy storage units coupling module (5) all has:
Energy storage units with a large amount of series connection divides the coupling module branch line (Z) of formwork (15), and it comprises the energy storage units branch (16) and the bypass branch coupling element (17a) in parallel with described energy storage units branch (16) with the series circuit be made up of energy storage units branch coupling element (17c) and at least one energy storage units (16a, 16k).
2. energy storage device according to claim 1 (1), wherein said energy storage device (1) has three phases, and described phase can pass through lead-out terminal (1a; 1b; 1c) be connected with motor (2) with Y-connection or triangle connection.
3. energy storage device according to claim 1 and 2 (1), wherein said Coupling device (7) comprises coupling element (7a at full-bridge circuit; 7b; 7c; 7d).
4. energy storage device according to claim 1 and 2 (1), wherein said Coupling device (7) comprises coupling element (7a at half-bridge circuit; 7c).
5., according to the energy storage device (1) one of Claims 1-4 Suo Shu, wherein said energy storage units (16a, 16k) comprises lithium-ions battery, double layer capacitor or electrolytic condenser.
6. according to the energy storage device (1) one of claim 1 to 5 Suo Shu, wherein said coupling element (7a; ...; 7d), described energy storage units branch coupling element (17c) and/or described bypass branch coupling element (17a) comprise power semiconductor switch.
7. energy storage device according to claim 6 (1), wherein said power semiconductor switch comprises bipolar transistor IGBT, the barrier layer field-effect transistor JFET or mos field effect transistor MOSFET with insulated gate.
8., according to the energy storage device (1) one of claim 1 to 7 Suo Shu, the drop wire of wherein said energy storage device (1) and regenerated energy source, such as photovoltaic module and/or local or central electrical network, such as Power supply side is coupled.
9. system (100), has:
N phase motor (2), wherein n >=1;
According to the energy storage device (1) one of claim 1 to 7 Suo Shu; With
N phase line (2a, 2b, 2c), its respectively by one of lead-out terminal (1a, 1b, 1c) of energy storage device (1) with in n phase terminal of n phase motor (2) each one be coupled.
10. system according to claim 9 (100), wherein said n phase motor (2) comprises synchronous machine, asynchronous machine or switched reluctance machines.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102013205562.5A DE102013205562A1 (en) | 2013-03-28 | 2013-03-28 | Energy storage device and system with an energy storage device |
| DE102013205562.5 | 2013-03-28 | ||
| PCT/EP2014/054948 WO2014154495A1 (en) | 2013-03-28 | 2014-03-13 | Energy storage device and system having an energy storage device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105052029A true CN105052029A (en) | 2015-11-11 |
| CN105052029B CN105052029B (en) | 2018-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480018195.0A Active CN105052029B (en) | 2013-03-28 | 2014-03-13 | Energy storage device and the system with energy storage device |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN105052029B (en) |
| DE (1) | DE102013205562A1 (en) |
| WO (1) | WO2014154495A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107482754A (en) * | 2017-10-13 | 2017-12-15 | 安徽全柴集团有限公司 | Energy storage type supply station based on switched reluctance machines application |
| CN107696873A (en) * | 2017-10-23 | 2018-02-16 | 西南交通大学 | A kind of EMUs Traction Drive electric power system |
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| DE102015106196B3 (en) | 2015-04-02 | 2016-06-23 | Rainer Marquardt | Low loss modular multilevel converter |
| GB2541352B (en) * | 2015-04-30 | 2022-02-16 | Porsche Ag | Apparatus and method for an electric power supply |
| DE102015112513A1 (en) * | 2015-07-30 | 2017-02-02 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Matryoshka inverter |
| WO2017223267A1 (en) * | 2016-06-24 | 2017-12-28 | Wayne State University | Method and apparatus for uniform battery system state of charge management |
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| DE102010027861A1 (en) | 2010-04-16 | 2011-10-20 | Sb Limotive Company Ltd. | Coupling unit and battery module with integrated pulse inverter and exchangeable cell modules |
| DE102011076515A1 (en) * | 2011-05-26 | 2012-11-29 | Robert Bosch Gmbh | Energy storage device and system with energy storage device |
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2013
- 2013-03-28 DE DE102013205562.5A patent/DE102013205562A1/en not_active Ceased
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- 2014-03-13 WO PCT/EP2014/054948 patent/WO2014154495A1/en active Application Filing
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| US20050127853A1 (en) * | 2003-12-12 | 2005-06-16 | Gui-Jia Su | Multi-level dc bus inverter for providing sinusoidal and pwm electrical machine voltages |
| CN101039094A (en) * | 2007-02-02 | 2007-09-19 | 清华大学 | Multi-level frequency conversion driving apparatus with energy conservation unit |
| CN102195316A (en) * | 2010-03-04 | 2011-09-21 | Nxp股份有限公司 | Balancing circuit for charge storage elements |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107482754A (en) * | 2017-10-13 | 2017-12-15 | 安徽全柴集团有限公司 | Energy storage type supply station based on switched reluctance machines application |
| CN107696873A (en) * | 2017-10-23 | 2018-02-16 | 西南交通大学 | A kind of EMUs Traction Drive electric power system |
| CN107696873B (en) * | 2017-10-23 | 2023-12-22 | 西南交通大学 | Motor train unit traction transmission power supply system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105052029B (en) | 2018-02-23 |
| WO2014154495A1 (en) | 2014-10-02 |
| DE102013205562A1 (en) | 2014-10-02 |
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