CN205070487U - General battery capacity equalizing system - Google Patents
General battery capacity equalizing system Download PDFInfo
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- CN205070487U CN205070487U CN201520721991.2U CN201520721991U CN205070487U CN 205070487 U CN205070487 U CN 205070487U CN 201520721991 U CN201520721991 U CN 201520721991U CN 205070487 U CN205070487 U CN 205070487U
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 45
- 239000004065 semiconductor Substances 0.000 claims description 43
- 239000003990 capacitor Substances 0.000 claims description 33
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 238000003860 storage Methods 0.000 abstract description 14
- 238000000034 method Methods 0.000 abstract description 12
- 238000010586 diagram Methods 0.000 description 10
- 230000006870 function Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000005304 joining Methods 0.000 description 2
- 239000000178 monomer Substances 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006181 electrochemical material Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
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- 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
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Abstract
The utility model provides a general battery capacity equalizing system belongs to the balanced control technical field of battery, and general battery capacity equalizing system includes indicative control unit and 1-N balanced node, indicative control unit pass through the bus respectively with 1-N balanced nodal connection, every balanced node all includes data acquisition unit, balanced the control unit, power conversion unit, auxiliary power supply unit and warning and protected location. The problem of specific group battery only is directed against to current balancing technique, the utility model provides a general storage battery equalizing system.
Description
Technical field
The utility model relates to battery equalisation control technology field, in particular to a kind of interchangeable battery capacity equilibrium system.
Background technology
Batteries can be made up of a single battery, also can be in parallel to increase the capacity of storage battery by multiple monomer, also monomer series-connectedly can be formed by multiple, to improve the voltage of storage battery, or the mixing of multiple single battery series and parallel connections increases the capacity of storage battery and the voltage of raising storage battery.One group storage battery whole group of performance depends on that block battery that state is the worst.Each single battery in batteries is not identical, even the storage battery of strict screening, the temperature of each single battery in batteries, internal driving are all not identical with discharge condition.Along with the increase of discharge and recharge number of times and the prolongation of service time, these differences can be more and more obvious, formed so-called " fall behind single-unit ", if not in addition balanced management, first certain secondary battery unit can break down and cause whole series-connected batteries not provide electric energy.When carrying out charging and discharging to batteries, how ensureing the equilibrium of secondary battery unit in charge and discharge process, is a key technology of the safety and reliability ensureing storage battery.
Existing storage battery can be divided into lead acid accumulator, nickel-hydrogen accumulator, lithium ion battery, nickel-cadmium cell by its electrochemical material used, but existing battery equalisation system is only for particular battery, does not have general balanced system for storage battery pack.
Utility model content
The purpose of this utility model is to provide a kind of interchangeable battery capacity equilibrium system, to overcome the above problems.
The utility model is achieved in that
The utility model proposes a kind of interchangeable battery capacity equilibrium system, 1 ~ N number of balanced the node comprise indicative control unit, being connected by bus respectively with described indicative control unit, N>1, each cell in each described balanced node and batteries connects one to one, and each described balanced node includes data acquisition unit, Balance route unit, power conversion unit and Auxiliary Power Units;
Described data acquisition unit is for gathering electrical parameter, and described electrical parameter is delivered to described indicative control unit, described electrical parameter comprises the voltage of the cell that connect corresponding to described balanced node, the output voltage of described balanced node, output current, bus voltage and bus current;
The electrical parameter that described indicative control unit sends for receiving described data acquisition unit, calculates the average size of each cell in batteries, described average size is sent to described Balance route unit according to the described electrical parameter received;
The described average size that described Balance route unit sends for receiving described indicative control unit, according to the described average size received, control the output voltage of described power conversion unit, increase with capacity lower than described average size cell corresponding to balanced node output current, reduce and capacity higher than described average size cell corresponding to the output current of balanced node;
Described power conversion unit is used for the control overflow sent according to Balance route unit, performs control command.
Further; each described balanced node includes warning and protected location; when there is balanced node output off current HIGH when predetermined current maximum or balanced node output voltage are higher than predeterminated voltage maximum or lower than output voltage minimum value, described warning and protected location are by indication warning state.
Further; described Balance route unit is also for judging that whether the output current of each described balanced node is higher than predetermined current maximum; or whether the output voltage of each described balanced node is higher than predeterminated voltage maximum or lower than predeterminated voltage minimum value, and control described warning and protected location indication warning state according to judged result.
Further, described Balance route unit also for, when described warning and protected location indication warning state, control described power conversion unit and make power conversion unit output voltage be 0.
Further, in this interchangeable battery capacity equilibrium system, described power conversion unit comprises the input be connected with bus and insures, a contact of output inputs with described the Anti-surging relay insuring and be connected, and the output of described Auxiliary Power Units is connected with the input of the Anti-surging relay in described power conversion unit.
Further, in this interchangeable battery capacity equilibrium system, described power conversion unit also comprises the first metal-oxide-semiconductor draining and be connected with described another contact of Anti-surging relay output end, to drain the first input filter capacitor be connected with described first metal-oxide-semiconductor, the second input filter capacitor be connected with described first input filter capacitor, source electrode is connected with described second input filter capacitor, drain the second metal-oxide-semiconductor be connected with described first metal-oxide-semiconductor source electrode, primary coil one end is connected between described first input filter capacitor and the second input filter capacitor, the other end is connected with the source electrode of described first metal-oxide-semiconductor, secondary coil comprises the first output, the high frequency transformer of the second output and the 3rd output, the first control chip be connected with described high frequency transformer first output, drain the 3rd metal-oxide-semiconductor be connected with described first control chip, the output inductor be connected with described high frequency transformer second output, the output be connected with described output inductor respectively controls diode and output filter capacitor, the export insurance controlling diode and be connected is exported with described, the positive pole of described cell is connected with described export insurance,
Described power conversion unit also comprises the dummy load in parallel with described output filter capacitor, the Hall element be connected with described dummy load, and the negative pole of described cell is connected with described Hall element.
Further, in this interchangeable battery capacity equilibrium system, described power conversion unit also comprises the first resistance be connected between described Anti-surging relay two contacts, first bleeder resistor in parallel with described first input filter capacitor, second bleeder resistor in parallel with described second input filter capacitor, be parallel to a RC absorption resistance circuit of the first metal-oxide-semiconductor drain electrode and source electrode, be parallel to the 2nd RC absorption resistance circuit of the second metal-oxide-semiconductor drain electrode and source electrode, the second control chip be connected with described high frequency transformer the 3rd output, drain electrode is connected with described second control chip, the 4th metal-oxide-semiconductor that source electrode is connected with described 3rd metal-oxide-semiconductor source electrode.
Further, in this interchangeable battery capacity equilibrium system, described Balance route unit comprises amplifier, by the single-chip microcomputer that DA chip is connected with the inverting input of described amplifier with the second resistance, the Hall element in described power conversion unit is connected to the in-phase input end of described amplifier by the 11 resistance.
Further, in this interchangeable battery capacity equilibrium system, described Balance route unit also comprises the 3rd resistance be connected with described amplifier out, the power supply control chip be connected with described 3rd resistance, the NPN triode that base stage is connected with described power supply control chip by the 4th resistance, base stage is connected with a described NPN transistor base, the first PNP triode that emitter is connected with a described NPN transistor emitter, the 2nd NPN triode that base stage is connected with described power supply control chip by the 5th resistance, base stage is connected with described 2nd NPN transistor base, the second PNP triode that emitter is connected with described 2nd NPN transistor emitter, primary coil one end is connected with a described NPN transistor emitter by the 3rd output capacitance, the driving transformer comprising the first secondary coil and second subprime coil that the other end is connected with described 2nd NPN transistor emitter by the 6th resistance.
Further, in this interchangeable battery capacity equilibrium system, described Balance route unit also comprises the 7th resistance be connected with described driving transformer first secondary coil one end, and the grid of the first metal-oxide-semiconductor in described power conversion unit is connected with the 7th resistance in described Balance route unit;
Described Balance route unit also comprises the 8th resistance be connected between the 7th resistance and the driving transformer first secondary coil other end, and the source electrode of the first metal-oxide-semiconductor in described power conversion unit is connected with the other end of driving transformer first secondary coil in described Balance route unit;
Described Balance route unit also comprises the 9th resistance be connected with described driving transformer second subprime coil one end, and the grid of the second metal-oxide-semiconductor in described power conversion unit is connected with the 9th resistance in described Balance route unit;
Described Balance route unit also comprises the tenth resistance be connected between the 9th resistance and the driving transformer second subprime coil other end.
The interchangeable battery capacity equilibrium system that the utility model provides, for existing balancing technique only for the problem of particular battery, proposes a kind of general balanced system for storage battery pack.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, be briefly described to the accompanying drawing used required in embodiment below, be to be understood that, the following drawings illustrate only some embodiment of the present utility model, therefore the restriction to scope should be counted as, for those of ordinary skill in the art, under the prerequisite not paying creative work, other relevant accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the composition structural representation of interchangeable battery capacity equilibrium system in the utility model embodiment 1;
Fig. 2 is the balanced node composition structural representation of interchangeable battery capacity equilibrium system in the utility model embodiment 1;
Fig. 3 is the circuit composition schematic diagram of the power conversion unit of embodiment 1 interchangeable battery capacity equilibrium system equalization node in the utility model;
Fig. 4 is the circuit composition schematic diagram of the Balance route unit of embodiment 1 interchangeable battery capacity equilibrium system equalization node in the utility model;
Fig. 5 is the on-line joining process schematic diagram of the batteries that the utility model embodiment 1 interchangeable battery capacity equilibrium system and four batteries are composed in series.
In figure, each accompanying drawing mark name is:
Interchangeable battery capacity equilibrium system 100;
Indicative control unit 101; Bus 102; 1st balanced node 103; 2nd balanced node 104; 3rd balanced node 105; N-th balanced node 106;
Data acquisition unit 200;
Power conversion unit 300; Input insurance 301; Anti-surging relay 302; First resistance 303; First input filter capacitor 304; First bleeder resistor 305; Second bleeder resistor 306; Second input filter capacitor 307; First metal-oxide-semiconductor 308; Second metal-oxide-semiconductor 309; One RC absorption resistance circuit 310; 2nd RC absorption resistance circuit 311; High frequency transformer 312; 3rd metal-oxide-semiconductor 313; First control chip 314; Output inductor 315; Export and control diode 316; Export insurance 317; Output filter capacitor 318; Dummy load 319; 4th metal-oxide-semiconductor 320; Second control chip 321; Hall element 322;
Auxiliary Power Units 400;
Balance route unit 500; Single-chip microcomputer 501; DA chip 502; Second resistance 503, amplifier 504; 3rd resistance 505; Power supply control chip 506; 4th resistance 507; One NPN triode 508; First PNP triode 509; 5th resistance 510; 2nd NPN triode 511; Second PNP triode 512; 3rd output capacitance 513; 6th resistance 514; Driving transformer 515; 7th resistance 516; 8th resistance 517; 9th resistance 518; Tenth resistance 519; 11 resistance 520;
Report to the police and protected location 600;
Current sensor 601; 1st cell 602; 2nd cell 603; 3rd cell 604; 4th cell 605; Load 606; Switching Power Supply 607.
Embodiment
For making the object of the utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the utility model embodiment, technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Interchangeable battery capacity equilibrium system embodiment 1, referring to figs. 1 through Fig. 5.
Present embodiments provide a kind of interchangeable battery capacity equilibrium system 100; as shown in Figure 1; 1 ~ N number of balanced node that described equalizing system is comprised indicative control unit 101, is connected with described indicative control unit 101 respectively by bus 102; wherein N>1; each cell in each balanced node and batteries connects one to one, and each described balanced node includes data acquisition unit 200, power conversion unit 300, Auxiliary Power Units 400, Balance route unit 500 as shown in Figure 2 and reports to the police and protected location 600.
Power conversion unit 300 circuit diagram of the balanced node of described interchangeable battery capacity equilibrium system 100 as shown in Figure 3, described power conversion unit 300 comprises the input be connected with bus 102 and insures 301, the Anti-surging relay 302 that a contact of output is connected with described input insurance 301, drain the first metal-oxide-semiconductor 308 be connected with described another contact of Anti-surging relay 302 output, be connected to the first resistance 303 between described Anti-surging relay 302 two contacts, to drain the first input filter capacitor 304 be connected with described first metal-oxide-semiconductor 308, the second input filter capacitor 307 be connected with described first input filter capacitor 304, first bleeder resistor 305 in parallel with described first input filter capacitor 304, second bleeder resistor 306 in parallel with described second input filter capacitor 307, source electrode is connected with described second input filter capacitor 307, drain the second metal-oxide-semiconductor 309 be connected with described first metal-oxide-semiconductor 308 source electrode, be parallel to a RC absorption resistance circuit 310 of the first metal-oxide-semiconductor 308 drain electrode and source electrode, be parallel to the 2nd RC absorption resistance circuit 311 of the second metal-oxide-semiconductor 309 drain electrode and source electrode, primary coil one end is connected between described first input filter capacitor 304 and the second input filter capacitor 307, the other end is connected with the source electrode of described first metal-oxide-semiconductor 308, secondary coil comprises the first output, the high frequency transformer 312 of the second output and the 3rd output, the first control chip 314 be connected with described high frequency transformer 312 first output, drain the 3rd metal-oxide-semiconductor 313 be connected with described first control chip 314, the output inductor 315 be connected with described high frequency transformer 312 second output, the output be connected with described output inductor 315 respectively controls diode 316 and output filter capacitor 318, the export insurance 317 controlling diode 316 and be connected is exported with described, the dummy load 319 in parallel with described output filter capacitor 318, the Hall element 322 be connected with described dummy load 319, the second control chip 321 be connected with described high frequency transformer 312 the 3rd output, drain electrode is connected with described second control chip 321, the 4th metal-oxide-semiconductor 320 that source electrode is connected with described 3rd metal-oxide-semiconductor 313 source electrode.
The circuit diagram of the Balance route unit 500 of the balanced node of described interchangeable battery capacity equilibrium system 100 as shown in Figure 4, described Balance route unit 500 comprises amplifier 504, by the single-chip microcomputer 501 that DA chip 502 is connected with the inverting input of described amplifier 504 with the second resistance 503, the Hall element 322 in described power conversion unit is connected to the in-phase input end of amplifier 504 in described Balance route unit 500 by the 11 resistance 520; the 3rd resistance 505 be connected with described amplifier 504 output, the power supply control chip 506 be connected with described 3rd resistance 505, the NPN triode 508 that base stage is connected with described power supply control chip 506 by the 4th resistance 507, base stage is connected with described NPN triode 508 base stage, the first PNP triode 509 that emitter is connected with described NPN triode 508 emitter, the 2nd NPN triode 511 that base stage is connected with described power supply control chip 506 by the 5th resistance 510, base stage is connected with described 2nd NPN triode 511 base stage, the second PNP triode 512 that emitter is connected with described 2nd NPN triode 511 emitter, primary coil one end is connected with described NPN triode 508 emitter by the 3rd output capacitance 513, the driving transformer 515 comprising the first secondary coil and second subprime coil that the other end is connected with described 2nd NPN triode 511 emitter by the 6th resistance 514, the 7th resistance 516 be connected with described driving transformer 515 first secondary coil one end, be connected to the 8th resistance 517 between the 7th resistance 516 and the driving transformer 515 first secondary coil other end, the 9th resistance 518 be connected with described driving transformer 515 second subprime coil one end, be connected to the tenth resistance 519 between the 9th resistance 518 and the driving transformer 515 second subprime coil other end.
Power conversion unit 300 is that described Auxiliary Power Units 400 output is connected with the input of the Anti-surging relay 302 in described power conversion unit 300 with the annexation of Auxiliary Power Units 400, Balance route unit 500; The grid of the first metal-oxide-semiconductor 308 in described power conversion unit 300 is connected with the 7th resistance 516 in described Balance route unit 500; The source electrode of the first metal-oxide-semiconductor 308 in described power conversion unit 300 is connected with the other end of driving transformer 515 first secondary coil in described Balance route unit 500; The grid of the second metal-oxide-semiconductor 309 in described power conversion unit 300 is connected with the 9th resistance 518 in described Balance route unit 500.
Described data acquisition unit 200 gathers electrical parameter, described electrical parameter comprises the voltage of the corresponding battery connected of node balanced with this, balanced node output voltage, balanced node output current, bus voltage and bus current, and above-mentioned electrical parameter is sent to indicative control unit 101 by described data acquisition unit 200, described indicative control unit 101 calculates storage battery average size according to the described electrical parameter obtained, and average size is sent to Balance route unit 500, described Balance route unit 500 controls the output voltage of described power conversion unit 300 according to the average size that described indicative control unit 101 issues, increase with capacity lower than described average size cell corresponding to the output current of balanced node, reduce with capacity higher than described average size cell corresponding to the output current of balanced node, described Balance route unit 500 is also for judging that whether the output current of each described balanced node is higher than predetermined current maximum, or whether the output voltage of each described balanced node is higher than predeterminated voltage maximum or lower than predeterminated voltage minimum value, when there is balanced node output off current HIGH when predetermined current maximum or balanced node output voltage are higher than predeterminated voltage maximum or lower than output voltage minimum value, Balance route unit 500 will control described warning and protected location 600 indication warning state, described power conversion unit 300, for performing the control command of Balance route unit, carries out conversion to the voltage that Balance route unit is given and exports, described warning and protected location 600 are for the control command indication warning state according to indicative control unit 101, when described warning and protected location indication warning state, described for control power conversion unit 300 makes power conversion unit 300 output voltage be 0 by described Balance route unit 500.
The utility model embodiment 1 interchangeable battery capacity equilibrium system in actual applications, bus 102 is connected with input insurance 301, described export insurance 317 using as system output and cell positive pole be connected, the negative pole of cell is connected with described Hall element 322, for the batteries that four batteries are composed in series, the utility model embodiment 1 interchangeable battery capacity equilibrium system on-line joining process schematic diagram with it as shown in Figure 5.
It should be noted that, in several embodiments that the application provides, should be understood that disclosed apparatus and method can realize by another way.Device embodiment described above is only schematic, and such as, the division of described unit, is only a kind of logic function and divides, and actual can have other dividing mode when realizing
Those skilled in the art can be well understood to, and for convenience and simplicity of description, the system of foregoing description and the specific works process of unit, with reference to the corresponding process in preceding method embodiment, can not repeat them here.
In several embodiments that the application provides, should be understood that disclosed system and method can realize by another way.Device embodiment described above is only schematic, and such as, the flow chart in accompanying drawing and block diagram show device according to multiple embodiment of the present utility model, the architectural framework in the cards of method and computer program product, function and operation.In this, each square frame in flow chart or block diagram can represent a part for module, program segment or a code, and a part for described module, program segment or code comprises one or more executable instruction for realizing the logic function specified.Also it should be noted that at some as in the realization of replacing, the function marked in square frame also can be different from occurring in sequence of marking in accompanying drawing.Such as, in fact two continuous print square frames can perform substantially concurrently, and they also can perform by contrary order sometimes, and this determines according to involved function.Also it should be noted that, the combination of the square frame in each square frame in block diagram and/or flow chart and block diagram and/or flow chart, can realize by the special hardware based system of the function put rules into practice or action, or can realize with the combination of specialized hardware and computer instruction.
The described unit illustrated as separating component or can may not be and physically separates, and the parts as unit display can be or may not be physical location, namely can be positioned at a place, or also can be distributed in multiple network element.Some or all of unit wherein can be selected according to the actual needs to realize the object of the present embodiment scheme.
In addition, each functional unit in each embodiment of the utility model can be integrated in a processing unit, also can be that the independent physics of unit exists, also can two or more unit in a unit integrated.
If described function using the form of SFU software functional unit realize and as independently production marketing or use time, can be stored in a computer read/write memory medium.Based on such understanding, the part of the part that the technical solution of the utility model contributes to prior art in essence in other words or this technical scheme can embody with the form of software product, this computer software product is stored in a storage medium, comprising some instructions in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) perform all or part of step of method described in each embodiment of the utility model.And aforesaid storage medium comprises: USB flash disk, portable hard drive, read-only memory (ROM, Read-OnlyMemory), random access memory (RAM, RandomAccessMemory), magnetic disc or CD etc. various can be program code stored medium.
The above; be only embodiment of the present utility model; but protection range of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; change can be expected easily or replace, all should be encompassed within protection range of the present utility model.Therefore, protection range of the present utility model should described be as the criterion with the protection range of claim.
Claims (10)
1. an interchangeable battery capacity equilibrium system, it is characterized in that, 1 ~ N number of balanced the node comprise indicative control unit, being connected by bus respectively with described indicative control unit, N>1, each cell in each described balanced node and batteries connects one to one, and each described balanced node includes data acquisition unit, Balance route unit, power conversion unit and Auxiliary Power Units;
Described data acquisition unit is for gathering electrical parameter, and described electrical parameter is delivered to described indicative control unit, described electrical parameter comprises the voltage of the cell that connect corresponding to described balanced node, the output voltage of described balanced node, output current, bus voltage and bus current;
The electrical parameter that described indicative control unit sends for receiving described data acquisition unit, calculates the average size of each cell in batteries, described average size is sent to described Balance route unit according to the described electrical parameter received;
The described average size that described Balance route unit sends for receiving described indicative control unit, according to the described average size received, control the output voltage of described power conversion unit, increase with capacity lower than described average size cell corresponding to balanced node output current, reduce and capacity higher than described average size cell corresponding to the output current of balanced node;
Described power conversion unit is used for the control overflow sent according to Balance route unit, performs control command.
2. interchangeable battery capacity equilibrium system according to claim 1; it is characterized in that; each described balanced node includes warning and protected location; when there is balanced node output off current HIGH when predetermined current maximum or balanced node output voltage are higher than predeterminated voltage maximum or lower than output voltage minimum value, described warning and protected location are by indication warning state.
3. interchangeable battery capacity equilibrium system according to claim 2; it is characterized in that; described Balance route unit is also for judging that whether the output current of each described balanced node is higher than predetermined current maximum; or whether the output voltage of each described balanced node is higher than predeterminated voltage maximum or lower than predeterminated voltage minimum value, and control described warning and protected location indication warning state according to judged result.
4. interchangeable battery capacity equilibrium system according to claim 3, is characterized in that, described Balance route unit also for, when described warning and protected location indication warning state, control described power conversion unit and make power conversion unit output voltage be 0.
5. interchangeable battery capacity equilibrium system according to claim 1, it is characterized in that, described power conversion unit comprises the input be connected with bus and insures, a contact of output inputs with described the Anti-surging relay insuring and be connected, and the output of described Auxiliary Power Units is connected with the input of the Anti-surging relay in described power conversion unit.
6. interchangeable battery capacity equilibrium system according to claim 5, it is characterized in that, described power conversion unit also comprises the first metal-oxide-semiconductor draining and be connected with described another contact of Anti-surging relay output end, to drain the first input filter capacitor be connected with described first metal-oxide-semiconductor, the second input filter capacitor be connected with described first input filter capacitor, source electrode is connected with described second input filter capacitor, drain the second metal-oxide-semiconductor be connected with described first metal-oxide-semiconductor source electrode, primary coil one end is connected between described first input filter capacitor and the second input filter capacitor, the other end is connected with the source electrode of described first metal-oxide-semiconductor, secondary coil comprises the first output, the high frequency transformer of the second output and the 3rd output, the first control chip be connected with described high frequency transformer first output, drain the 3rd metal-oxide-semiconductor be connected with described first control chip, the output inductor be connected with described high frequency transformer second output, the output be connected with described output inductor respectively controls diode and output filter capacitor, the export insurance controlling diode and be connected is exported with described, the positive pole of described cell is connected with described export insurance,
Described power conversion unit also comprises the dummy load in parallel with described output filter capacitor, the Hall element be connected with described dummy load, and the negative pole of described cell is connected with described Hall element.
7. interchangeable battery capacity equilibrium system according to claim 6, it is characterized in that, described power conversion unit also comprises the first resistance be connected between described Anti-surging relay two contacts, first bleeder resistor in parallel with described first input filter capacitor, second bleeder resistor in parallel with described second input filter capacitor, be parallel to a RC absorption resistance circuit of the first metal-oxide-semiconductor drain electrode and source electrode, be parallel to the 2nd RC absorption resistance circuit of the second metal-oxide-semiconductor drain electrode and source electrode, the second control chip be connected with described high frequency transformer the 3rd output, drain electrode is connected with described second control chip, the 4th metal-oxide-semiconductor that source electrode is connected with described 3rd metal-oxide-semiconductor source electrode.
8. interchangeable battery capacity equilibrium system according to claim 6, it is characterized in that, described Balance route unit comprises amplifier, by the single-chip microcomputer that DA chip is connected with the inverting input of described amplifier with the second resistance, the Hall element in described power conversion unit is connected to the in-phase input end of described amplifier by the 11 resistance.
9. interchangeable battery capacity equilibrium system according to claim 8, it is characterized in that, described Balance route unit also comprises the 3rd resistance be connected with described amplifier out, the power supply control chip be connected with described 3rd resistance, the NPN triode that base stage is connected with described power supply control chip by the 4th resistance, base stage is connected with a described NPN transistor base, the first PNP triode that emitter is connected with a described NPN transistor emitter, the 2nd NPN triode that base stage is connected with described power supply control chip by the 5th resistance, base stage is connected with described 2nd NPN transistor base, the second PNP triode that emitter is connected with described 2nd NPN transistor emitter, primary coil one end is connected with a described NPN transistor emitter by the 3rd output capacitance, the driving transformer comprising the first secondary coil and second subprime coil that the other end is connected with described 2nd NPN transistor emitter by the 6th resistance.
10. interchangeable battery capacity equilibrium system according to claim 9, it is characterized in that, described Balance route unit also comprises the 7th resistance be connected with described driving transformer first secondary coil one end, and the grid of the first metal-oxide-semiconductor in described power conversion unit is connected with the 7th resistance in described Balance route unit;
Described Balance route unit also comprises the 8th resistance be connected between the 7th resistance and the driving transformer first secondary coil other end, and the source electrode of the first metal-oxide-semiconductor in described power conversion unit is connected with the other end of driving transformer first secondary coil in described Balance route unit;
Described Balance route unit also comprises the 9th resistance be connected with described driving transformer second subprime coil one end, and the grid of the second metal-oxide-semiconductor in described power conversion unit is connected with the 9th resistance in described Balance route unit;
Described Balance route unit also comprises the tenth resistance be connected between the 9th resistance and the driving transformer second subprime coil other end.
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| CN201520721991.2U CN205070487U (en) | 2015-09-17 | 2015-09-17 | General battery capacity equalizing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591423A (en) * | 2015-09-17 | 2016-05-18 | 重庆雅讯电源技术有限公司 | General storage battery capacity equilibrium system and equilibrium control method thereof |
| CN107450025A (en) * | 2016-05-31 | 2017-12-08 | 通用汽车环球科技运作有限责任公司 | The estimation of power of battery capacity in moment of torsion generation system |
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2015
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105591423A (en) * | 2015-09-17 | 2016-05-18 | 重庆雅讯电源技术有限公司 | General storage battery capacity equilibrium system and equilibrium control method thereof |
| CN107450025A (en) * | 2016-05-31 | 2017-12-08 | 通用汽车环球科技运作有限责任公司 | The estimation of power of battery capacity in moment of torsion generation system |
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