CN105052029B - Energy storage device and the system with energy storage device - Google Patents
Energy storage device and the system with energy storage device Download PDFInfo
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- CN105052029B CN105052029B CN201480018195.0A CN201480018195A CN105052029B CN 105052029 B CN105052029 B CN 105052029B CN 201480018195 A CN201480018195 A CN 201480018195A CN 105052029 B CN105052029 B CN 105052029B
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- 238000004146 energy storage Methods 0.000 title claims abstract description 200
- 230000008878 coupling Effects 0.000 claims abstract description 108
- 238000010168 coupling process Methods 0.000 claims abstract description 108
- 238000005859 coupling reaction Methods 0.000 claims abstract description 108
- 239000004065 semiconductor Substances 0.000 claims description 10
- 230000005669 field effect Effects 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 2
- 230000001172 regenerating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- H02M7/42—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
-
- 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 present invention relates to energy storage device, it is designed to provide and/or receives n phase currents and the electric energy of n phase voltage forms, wherein n >=1.The energy storage device includes n energy and supplies branch, and wherein each of energy supply branch has the energy storage module largely connected.The energy storage module includes the energy storage units coupling module with coupling module terminal and the Coupling device with coupling element respectively, and the coupling element is designed to the energy storage units module being selectively accessing in corresponding energy supply branch by the coupling module terminal or gets around the energy storage units module in corresponding energy supplies branch.Each in energy storage units coupling module has the energy storage units branch of the series circuit with being 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 including the coupling module branch line with the energy storage units branch module largely connected, the energy storage units branch module again.
Description
Technical field
The present invention relates to energy storage device, especially there is the modular battery for being used for any static and movement application
The energy storage device of system, and the system with energy storage device.
Background technology
Presented, it is following not only in static application, such as wind power generation plant or solar facilities and
And in vehicle, such as motor vehicle driven by mixed power or electric vehicle, it is increasedly using electronic system, the electronic system that power is electric
The element of sub- equipment is integrated into the energy storage system.
Feed-in in multiphase current to motor is generally realized by the converter of Pulse Inverter form.To this by direct current
The DC voltage that pressure intermediate circuit provides can be transformed into polyphase ac voltage, such as three-phase alternating voltage.The direct current
Pressure intermediate circuit is fed by branch line herein, and the branch line is made up of the battery module or any direct voltage source of serial wiring.
In order to meet for applying given power and energy requirement, multiple battery modules or battery accordingly
Unit is often connected in energy storage system.
The rigid-tandem of multiple battery modules causes problems with：If single battery module breaks down, then whole
Branch line breaks down.Such failure of energy supply branch line may cause the failure of whole system.In addition single battery module
The power that temporarily or permanently occurs reduce the power in whole energy supplies branch line may be caused to reduce.
In the A1 of publication US 5,642,275 and the B2 of US 6,969,967, there is the battery system of integrated inverse device function
System is described.The system of the type is with title cascade multilevel converter（Cascaded Multilevel Inverter）Or
Also with battery direct converter（（Battery Direct Inverter）Battery direct converter, BDI）It is and known.It is such
System includes DC current source in multiple energy storage module branch lines, and the energy storage module branch line may be coupled directly to electricity
On machine or power network.Single-phase herein or multiphase service voltage can be generated.The energy storage module branch line has herein
The energy storage module of multiple series connection, wherein each energy storage module has at least one energy storage units and distributed
Controllable coupling unit, the controllable coupling unit allow to interrupt corresponding energy storage module branch line according to control signal, or
At least one energy storage units distributed, or at least one energy storage units that will be distributed respectively are distinguished in person's bridging
Access in corresponding energy storage module branch line.By suitably manipulating coupling unit, such as by means of pulse width modulation, go back
Suitable phase signals can be provided to be used to control phase output voltage so that single Pulse Inverter can be abandoned.For controlling
Pulse Inverter needed for phase output voltage is it can be said that be integrated into BDI.
Compared to traditional system, BDI generally has the fail safe of higher efficiency and Geng Gao.The failure safe
Property is guaranteed in the following manner in addition, i.e., defective, breaking down or incomplete efficient battery unit can be with
Branch line is supplied by the suitable bridging manipulation to coupling unit from energy to disconnect（herausschalten）.Energy storage module
The phase output voltage of branch line can be changed by correspondingly manipulating coupling unit and is adjusted with especially having ladder.Output electricity
The classification of pressure is shown that the phase output voltage of wherein maximum possible passes through energy stores by the voltage of single energy storage module herein
The summation of the voltage of all energy storage modules of module branch line is determined.
The A1 of publication DE 10 2,010 027 857 and the A1 of DE 10 2,010 027 861 are for example disclosed with multiple electricity
The battery direct converter of pond module branch line, the battery module branch line can be connected directly on motor.
Here, the energy storage module branch line has the energy storage module of multiple series connection, wherein each energy stores
Module has at least one energy storage units and the controllable coupling unit distributed, and the controllable coupling unit allows according to control
At least one energy storage units distributed, or at least one energy stores that will be distributed respectively are distinguished in signal bridging processed
Unit is accessed in corresponding energy storage module branch line.Selectively, the coupling unit can be formed in this wise so that described
Coupling unit additionally allows, and at least one energy storage units distributed respectively is also accessed with opposite polarity corresponding
In energy storage module branch line, or corresponding energy storage module branch line is also interrupted while bridging this point at sub-module
Module, or also at least one energy storage units distributed are distinguished in bridging.
, can be with pulse width modulation in order to adjust the output voltage of energy storage module（PWM）Mode manipulate coupling
Unit.Thus it is possible that by targetedly changing turn-on time or to be used as energy storage module voltage defeated the turn-off time
Go out desired average value.
BDI with big quantity coupling unit is often with higher conduction loss, and it is especially in the feelings of high load currents
BDI efficiency is reduced under condition.
Therefore demand be present, be used for the solution of the energy storage device with modular, needed for its reduction
The quantity for the power switch wanted, and can be without using pulse width modulation control method, and more flexible charging can be realized
Piloting strategies.
The content of the invention
The present invention according to realizing energy storage device on one side, its be designed to provide and/or receives n phase currents with
The electric energy of n phase voltage forms, wherein n >=1.The energy storage device includes n phase, wherein the energy storage device is for example
Three phases connected with Y-connection or triangle can be included.Each in the phase includes the energy largely connected
Memory module.The energy storage module include respectively energy storage units coupling module with coupling module terminal and with
The Coupling device of coupling element, the coupling element are designed to, and the energy storage units module is passed through into coupling module
Terminal is selectively accessing in corresponding energy supply branch or gets around the energy in corresponding energy supplies branch and deposits
Storage unit module.Each in the energy storage units coupling module includes with the energy stores list largely connected again again
The coupling module branch line of first branch module, the energy storage units branch module include having by energy storage units branch coupling
Close the energy storage units branch of the series circuit of element and at least one energy storage units composition, and and energy storage units
Branch's bypass branch coupling element in parallel.
According on the other hand, the present invention realizes a kind of system, has n phase motors, wherein n >=1；Energy storage device, institute
Energy storage device is stated to be designed to provide and/or receive n phase currents and the electric energy of n phase voltage forms, and the energy
Storage device has n energy supply branch in parallel, and the energy supply branch is respectively coupled in lead-out terminal and with reference to electricity
Between gesture bus-bar, each wherein in energy supply branch is respectively provided with the energy storage module largely connected.The energy
Memory module includes the energy storage units module with least one energy storage units, and the coupling with coupling element respectively
Equipment is closed, the coupling element is designed to, and the energy storage units module selective is accessed to corresponding energy and supplied
To in branch or the bridging energy storage units module.The system includes n phase line in addition, and the phase line is respectively by energy
One of lead-out terminal of storage device is measured to couple with each one in n phase terminal of n phase motors；And control device, it is set
Count for performing the method according to the present invention.
Invention advantage
Idea of the invention is that the energy storage device modularly built is built in this wise so that the number of coupling unit
Amount can be minimized.This is accomplished by the following way, i.e. the energy stores of each energy storage module of energy storage device
Unit module is in its side with the direct converter topologies of battery（BDC）It is fabricated.The direct converter topologies of battery are thus meaned
：The energy storage units module of each energy storage module has the series circuit of energy storage units, the energy stores
Unit can optionally be connected into series circuit by the coupling unit distributed inside memory module, or can be at this
It is bypassed in series circuit.Thus, the nested structure that the energy storage device is built with having hierarchical, wherein a large amount of BDC
It is coupled as energy storage units module in BDI.Each in energy storage module can be in its module output voltage
Aspect is changed, and thus the size of space of total output voltage of the energy supply branch line of energy storage device can be substantially finer
Ground is adjusted, and the PWM without employing each energy storage module is manipulated.
This has advantages below：Silicon expends has full-bridge in the case of the quantity of energy storage units is elevated with known
The topology of circuit is compared and can be reduced for each energy storage units.
In addition can advantageously be set on the basis of similar component for the energy storage module by energy stores
Almost arbitrary output voltage and energy storage capacity are realized in standby suitable modular hierarchical structuring.
Another advantage of the topology is to realize that total harmonic wave loses by the classification matched with rated voltage in output voltage
Very（THD, Total Harmonic Distortion）Very small value.The adaptability classification can be determined by changing
Energy storage module intermediate circuit voltage and by by means of full-bridge with positive and negative polarity cascade energy storage module
Possibility realize.
Build can be to carry out the charging of each energy storage units by hierarchical in this external energy storage module
Journey, and the energy storage module itself is still within running, namely other energy storage units supply branch to energy
Output voltage contributes.Thus the availability of one side whole system can be with optimised.On the other hand each energy stores are based on
Thus the balance having no problem of the aging effect of unit is possible, this significantly improves the total supply of energy storage device
Capacity.Furthermore, it is possible to heat that is very accurate and neatly adjusting in energy storage device is distributed.
According to a kind of embodiment of the energy storage device according to the present invention, the Coupling device can be in full-bridge circuit
Include coupling element.Alternately, the Coupling device can include coupling element in half-bridge circuit.
According to another embodiment of the energy storage device according to the present invention, the energy storage units can include lithium
Ion accumulator, double layer capacitor, electrolytic condenser or similar energy storage member.
According to another embodiment of the energy storage device according to the present invention, coupling element, energy storage units branch
Coupling element and/or bypass branch coupling element can include power semiconductor switch.
Herein can be with according to another embodiment of the energy storage device according to the present invention, the power semiconductor switch
Including the bipolar transistor IGBT with insulated gate, barrier layer field-effect transistor JFET or MOS field
Effect transistor MOSFET.
According to a kind of embodiment of the system according to the present invention, the n phases motor can include synchronous motor or open
Close reluctance motor（geschaltete Reluktanzmaschine）.
Other feature and advantage refer to the attached drawing of embodiment of the present invention are drawn by following description.
Brief description of the drawings
Fig. 1 shows the schematic diagram of the system with energy storage device according to the embodiment of the present invention；
Fig. 2 shows the schematic diagram of the embodiment of the energy storage module of the energy storage device according to Fig. 1；
Fig. 3 shows the schematic diagram of another embodiment of the energy storage module of the energy storage device according to Fig. 1；
Fig. 4 shows the signal of the embodiment of the energy storage units coupling module according to Fig. 2 or 3 energy storage module
Figure；
Fig. 5 shows the embodiment of the energy storage units branch module of the energy storage units coupling module according to Fig. 4
Schematic diagram；With
Fig. 6 shows the schematic diagram of the implementation flexible program for energy storage device.
Embodiment
Fig. 1 is shown
System 100.The system 100 includes the energy storage device 1 with energy storage module 3, and the energy storage module is in energy
Connected in supply branch, thus electric energy can be carried by the energy storage device 1 in the form of n phase currents and n phase voltages
For and/or receive.Exemplarily, figure 1 illustrates three energy supply branch Z1, Z2 and Z3, its be suitable for producing for example with
In the three-phase alternating voltage of three phase alternating current motor.However, it is clear that the energy supply branch of every kind of other quantity can be same
It is possible.The energy storage device 1 has lead-out terminal 1a, 1b, 1c in each energy supply bifurcation, and it is connected respectively
In phase line 2a, 2b or 2c, the phase line couples energy storage device 1 with motor 2.Exemplarily, the system in Fig. 1
System 100 is used to feed to motor 2.But can also provide, the energy storage device 1 is employed for supplying power network for energy
2 buffer currents.
The system 100 can include control device 6 in addition, and the control device is connected with the energy storage device 1,
And the energy storage device 1 can be controlled by means of the control device, so as in corresponding lead-out terminal 1a, 1b, 1c
Place provides desired output voltage.
Described energy supply branch Z1, Z2 and Z3 can be in its ends and reference potential 4（With reference to bus-bar）Connection.Institute
Average potential can be guided relative to phase line 2a, 2b, 2c of motor 2 with reference to bus-bar and be for example connected with earth potential by stating.
Here, the reference potential 4 can be coupled for example with the asterism 4a of motor 2.Energy supplies each in branch Z1, Z2 and Z3
It is respectively provided with the energy storage module 3 of at least two series connection.The quantitative example of the energy storage module 3 of branch is supplied per energy
3 are added up in Fig. 1, wherein but the energy storage module 3 of every kind of other quantity is equally possible.Preferably here, energy
Each measured in supply branch Z1, Z2 and Z3 includes the energy storage module 3 of identical quantity, wherein however it is also possible that
It is that the energy storage module 3 of branch Z1, Z2 and Z3 setting varying number is supplied for each energy.
The energy storage module 3 has two lead-out terminals 3a and 3b respectively, passes through the lead-out terminal, energy stores
The output voltage of module 3 can be provided.The above-mentioned output voltage can be with the electricity of the direct voltage source in energy storage module 3
Pressure situation is independently adjusted.
The representative configuration shape of energy storage module 3 illustrates in greater detail in figs 2 and 3.The energy storage module 3
Include that there are multiple coupling element 7a and 7c and if necessary 7b and 7d Coupling device 7 respectively.The energy storage module 3 this
The outer energy storage units coupling module 5 for including the energy storage units branch module 15 with one or more series connection respectively,
As further more accurately illustrated below with reference to Figure 4 and 5.
The input that the energy storage units coupling module 5 passes through coupling module terminal 5a, 5b and affiliated Coupling device 7
Terminal connects.The Coupling device 7 is exemplarily configured to have each two coupling elements 7a, 7c and two couplings in fig. 2
Close element 7b, 7d full-bridge circuit.Described coupling element 7a, 7b, 7c, 7d can have active switching element respectively herein（Example
Such as power semiconductor switch）Idle running diode in parallel therewith.The power semiconductor switch can be for example with field-effect
Transistor（FET）.In this case, the idle running diode can also be individually integrated into power semiconductor switch.
Coupling element 7a, 7b, 7c, 7d in Fig. 2 can be steered in this wise, such as by means of the control device in Fig. 1
6 so that the energy storage units coupling module 5 is optionally connected between lead-out terminal 3a and 3b or the energy is deposited
Storage unit coupling module 5 is bypassed or bridged in corresponding energy supply branch Z1, Z2 and Z3.Such as by lower right
Coupling element 7d and upper left side coupling element 7a are placed in closure state, and two remaining coupling elements are turned off state,
The energy storage units coupling module 5 can be for example connected between lead-out terminal 3a and 3b forward.Bridging state or
Thus person's bypass condition for example can be set, its mode is, two coupling elements 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, each energy storage units coupling module 5 of energy storage module 3
Therefore can targetedly it be integrated into energy supply branch Z1 to Z3 series circuit.
Fig. 3 shows the another exemplary embodiment of energy storage module 3.Figure 3 illustrates energy storage module 3 only
It is different from energy storage module 3 shown in figure 2 in the following manner, i.e., described Coupling device 7 has two rather than four
Individual coupling element, the coupling element is with half-bridge circuit rather than to be wired in full-bridge circuit.
Fig. 4 shows the signal of the embodiment of the energy storage units coupling module 5 of the energy storage module 3 according to Fig. 2 or 3
Figure.The energy storage units coupling module 5 includes the coupled mode with the energy storage units branch module 15 largely connected
Block branch line Z.The energy storage units branch module 15 has branch module terminal 15a, 15b respectively herein, passes through described point
Formwork terminal, the energy storage units branch module 15 are connected.Per the energy stores list of energy storage units coupling module 5
The quantity of first branch module 15 is exemplarily shown with 3 in Fig. 4, wherein but per the energy of energy storage units coupling module 5
The every kind of other quantity for measuring memory cell branch module 15 can be with equally possible.
As Fig. 5 further shown in, in energy storage units branch module 15 each include with figure 3 illustrates
The similar topology of energy storage module 3, namely the energy storage units branch module 15 includes energy storage units respectively
Branch 16 and the bypass branch coupling element 17a in parallel with energy storage units branch 16.The energy storage units branch 16
Include the string being made up of energy storage units branch coupling element 17c and at least one energy storage units 16a, 16k herein
Join circuit.The energy storage units branch coupling element 17c and bypass branch coupling element 17a forms half-bridge electricity herein
Road, by the half-bridge circuit, the energy storage units branch 16 with energy storage units 16a, 16k can optionally by
Either bridged or got around in coupling module branch Z in access coupling module branch line Z.
The energy storage units branch module 15 herein can be for example with series connection battery 16a, 16k, such as lithium from
Sub- battery either lithium-ions battery, double layer capacitor or electrolytic condenser.Herein figure 5 illustrates energy stores list
2 are amounted to, wherein but every kind of other quantity the quantitative example of energy storage units 16a, 16k in first branch module 15
Energy storage units 16a, 16k it is equally possible.
In described implementation flexible program, the active switching element can be used as such as IGBT（Insulated gate bipolar
Transistor npn npn（Insulated Gate Bipolar Transistor）、JFET（Junction field effect transistor (Junction
Field-Effect Transistor) form power semiconductor switch or as MOSFET（MOS field
Effect transistor（Metal Oxide Semiconductor Field-Effect Transistor）It is carried out.
Accordingly, it is capable to be inherently built as battery to a certain extent straight for each measured in memory cell coupling module 5
Switch through parallel operation（BDC）.By adjusting energy storage units branch coupling element for each energy storage units branch module 15
17c and bypass branch coupling element 17a different couple states, can be for every in energy storage units coupling module 5
One is realized different output voltages, without employing pulse-width modulation method（PWM）.Required power semiconductor switch
Quantity be reduced because only needing two coupling elements respectively for each energy storage units branch module 15.This also from
The conducting resistance of each energy storage units coupling module 5 is caused to reduce dynamicly, because each energy storage units 16a, 16k exist
Individually it can be coupled and decouple in coupling module branch line Z.
Therefore different energy storage units 16a, 16k can be charged and put simultaneously in energy supply branch Z1 to Z3
Electricity.Especially in the case of the interior resistance of energy storage units 16a, 16k different agings, this for example improves traction battery
Sphere of action, wherein energy storage device 1 are used.On the other hand, its energy storage units 16a, 16k has close to low breakdown voltage
There is the energy storage units branch module 15 for exceeding the high overvoltage in average water level land under a load can be by remaining energy
Memory cell branch module 15 is supported.
Can be, for example, that motor 2 provides n phase service voltages by using such energy storage device 1.On the other hand, phase line
2a, 2b, 2c can be connected with lead-out terminal 1a, 1b, 1c corresponding output terminals, wherein described phase line 2a, 2b, 2c can in its side
It is connected with the phase terminal with motor 2.The motor 2 for example can be three phase electric machine, for example, threephase asynchronous machine, synchronous motor,
Or switched reluctance machines, it has the inductance 2d inside machine 2.
The energy storage device 1 can for example with renewable energy source（Such as photovoltaic module）And/or local or center
Power network（Such as the drop wire of energy supplying party（Hausanschluss））Coupling.In addition, the energy storage device 1 can
With the generator and/or local or central power network with the therrmodynamic system coupled（Such as the drop wire of energy supplying party）Even
Connect.Certainly any combination for the system that may can also be supplied the energy storage device 1 with electric flux is connected.
Fig. 6 shows the schematic diagram of the implementation flexible program of the energy storage device in the case of three phase electric machine is connected to.Such as
Energy storage device in Fig. 6 can be according to technical previously given referring to figs. 1 to 5 realizations.
Claims (12)
1. energy storage device（1）, it is designed to provide and/or receives n phase currents and the electric energy of n phase voltage forms, its
Middle n >=1, has：
N energy supplies branch（Z1;Z2;Z3）, wherein energy supply branch（Z1;Z2;Z3）In each be respectively provided with it is multiple
The energy storage module of series connection（3）, the energy storage module includes respectively：
With coupling module terminal（5a、5b）Energy storage units coupling module（5）, and
With coupling element（7a；...；7d）Coupling device（7）, the coupling element is designed to, the energy deposited
Storage unit coupling module（5）Pass through the coupling module terminal（5a、5b）It is selectively accessing corresponding energy supply branch
（Z1；Z2；Z3）In or corresponding energy supply branch（Z1；Z2；Z3）In get around the energy storage units coupling module,
Wherein energy storage units coupling module（5）In each be respectively provided with：
Energy storage units branch module with multiple series connection（15）Coupling module branch line（Z）, it includes having by energy
Memory cell branch coupling element（17c）With at least one energy storage units（16a、16k）The energy of the series circuit of composition
Memory cell branch（16）With with the energy storage units branch（16）Bypass branch coupling element in parallel（17a）.
2. energy storage device according to claim 1（1）, wherein the energy storage device（1）With three phases, institute
Lead-out terminal can be passed through by stating three phases（1a；1b；1c）With Y-connection or triangle connection and motor（2）Connection.
3. energy storage device according to claim 1 or 2（1）, wherein the Coupling device（7）Wrapped in full-bridge circuit
Include coupling element（7a；7b；7c；7d）.
4. energy storage device according to claim 1 or 2（1）, wherein the Coupling device（7）Wrapped in half-bridge circuit
Include coupling element（7a；7c）.
5. energy storage device according to claim 1 or 2（1）, wherein the energy storage units（16a, 16k）Including
Lithium-ions battery, double layer capacitor or electrolytic condenser.
6. energy storage device according to claim 1 or 2（1）, wherein the coupling element（7a；...；7d）, it is described
Energy storage units branch coupling element（17c）And/or the bypass branch coupling element（17a）Opened including power semiconductor
Close.
7. energy storage device according to claim 6（1）, wherein the power semiconductor switch includes having insulated gate
Bipolar transistor IGBT, barrier layer field-effect transistor JFET or mos field effect transistor
MOSFET。
8. energy storage device according to claim 1 or 2（1）, wherein the energy storage device（1）With regenerating energy
Source and/or local or the coupling of central power network.
9. energy storage device according to claim 8（1）, wherein the renewable energy source is photovoltaic module.
10. energy storage device according to claim 8（1）, wherein described local or central power network is energy supply
The drop wire of side.
11. with the energy storage device according to one of claim 1 to 10（1）System（100）, have：
N phase motors（2）, wherein n >=1；With
N phase line（2a、2b、2c）, it is respectively by energy storage device（1）Lead-out terminal（1a、1b、1c）One of with n phases electricity
Machine（2）N phase terminal in it is corresponding one coupling.
12. system according to claim 11（100）, wherein the n phases motor（2）Including synchronous motor, 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 CN105052029A (en) | 2015-11-11 |
| CN105052029B true CN105052029B (en) | 2018-02-23 |
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ID=50289651
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) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US11152796B2 (en) | 2016-06-24 | 2021-10-19 | National Science Foundation | Method and apparatus for uniform battery system state of charge management |
| 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 |
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| 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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| 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 |
| DE102010027857A1 (en) | 2010-04-16 | 2011-10-20 | Sb Limotive Company Ltd. | Coupling unit and battery module with integrated pulse inverter and increased reliability |
| DE102011003940A1 (en) * | 2011-02-10 | 2012-08-16 | Robert Bosch Gmbh | System with an electrically excited machine |
| DE102011076515A1 (en) * | 2011-05-26 | 2012-11-29 | Robert Bosch Gmbh | Energy storage device and system with energy storage device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2014154495A1 (en) | 2014-10-02 |
| DE102013205562A1 (en) | 2014-10-02 |
| CN105052029A (en) | 2015-11-11 |
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