CN109638902A - The battery balanced device and system of current adjustment - Google Patents
The battery balanced device and system of current adjustment Download PDFInfo
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- CN109638902A CN109638902A CN201811373894.3A CN201811373894A CN109638902A CN 109638902 A CN109638902 A CN 109638902A CN 201811373894 A CN201811373894 A CN 201811373894A CN 109638902 A CN109638902 A CN 109638902A
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- diode
- conversion module
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- 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
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
- H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
- H02M3/33523—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters with galvanic isolation between input and output of both the power stage and the feedback loop
-
- 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
- H02M7/66—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output with possibility of reversal
Abstract
The invention belongs to electronic circuit technology fields, provide the battery balanced device and system of current adjustment, including the first conversion module, multiple second conversion modules, acquisition module and control module, by in battery charging and discharging, it acquires corresponding state parameter and is sent to control module, so that control module controls multiple second conversion module forward direction work, charge the battery and adjust charging current or the multiple second conversion module reverse operations of control, make battery discharge, the electric energy of release is by feeding back to power grid after the first conversion module.Using active equalization and passive balanced double mode, performance is more stable, extends the service life of battery for the battery balanced device and system；And adjustable charging and discharging currents, to realize the battery that can match different rated current, it is versatile, the problem of solving existing cell balancing there is that can only be exported with a fixed current value, the battery of more different rated current can not be matched.
Description
Technical field
The invention belongs to electronic circuit technology field more particularly to the battery balanced devices and system of current adjustment.
Background technique
In general, battery pack is after prolonged use, due to various factors, consistent sexual deviation can be generated between each battery.When
After deviation increases, continue the optimal performance for being used for will be unable to playing battery pack, or even will affect the service life of battery pack；Therefore
Equalizing equipment is needed to carry out balanced adjustment to battery pack, so that each battery with two side terminals tends to be unified.
Previous equalizing equipment is provided with multiple channels, and each channel correspondence can connect a unit cells, then use
The mode of charge balancing or equalization discharge carries out consistency adjusting to battery.But this kind of equalizing equipment can only be with a fixation
Current value exported, the battery of more different rated current can not be matched.
Therefore, existing cell balancing can not be matched there is that can only be exported with a fixed current value
The problem of battery of more difference rated current.
Summary of the invention
The purpose of the present invention is to provide the battery balanced device of current adjustment and systems, it is intended to it is equal to solve existing battery
Weighing apparatus technology can not match asking for the battery of more different rated current there is that can only be exported with a fixed current value
Topic.
First aspect present invention provides a kind of battery balanced device of current adjustment, and the battery balanced device includes:
It is electrically connected with city, for the alternating current of city's electricity output to be converted into direct current or believes the direct current received
It number is converted to AC signal and is transferred to the first conversion module of the alternating current；
Be connected with first conversion module, for by the direct current be converted to the first predeterminated voltage and export to pair
It answers the battery in channel or the electric energy that the battery discharges is converted to multiple second conversion modules of the direct current signal；
It is controlled with the battery, for acquiring the state parameter of the battery, and exports the sampling module of feedback signal；
And
It is connected with first conversion module, the sampling module and multiple second conversion modules, is used for root
According to the feedback signal, multiple second conversion module forward direction work are controlled, is charged to the battery and adjusts charging
Electric current or the multiple second conversion module reverse operations of control, make the battery discharge, the electric energy of release passes through institute
State the control module that power grid is fed back to after the first conversion module.
Second aspect of the present invention provides a kind of battery equalization system of current adjustment, and the battery equalization system includes more
A battery balanced device as described above, multiple battery balanced devices are connected by total and fractional structure, one of them
The battery balanced device controls the operation of other battery balanced devices.
The battery balanced device and system of current adjustment provided by the invention, including it is the first conversion module, second turn multiple
Block, acquisition module and control module are changed the mold, is sent to control mould by battery charging and discharging, acquiring corresponding state parameter
Block so that control module controls the work of multiple second conversion module forward directions, charge the battery and adjust charging current or
Multiple second conversion module reverse operations are controlled, make battery discharge, the electric energy of release is by feeding back to electricity after the first conversion module
Net.Using active equalization and passive balanced double mode, performance is more stable, extends the longevity of battery for the battery balanced device and system
Life；And adjustable charging and discharging currents, thus realize the battery that can match different rated current, it is versatile, it solves existing
Cell balancing there is that can only be exported with a fixed current value, more different rated current can not be matched
The problem of battery.
Detailed description of the invention
Fig. 1 is a kind of modular structure schematic diagram of the battery balanced device for current adjustment that one embodiment of the invention provides.
Fig. 2 is that second conversion module shows in a kind of battery balanced device for current adjustment that one embodiment of the invention provides
Example circuit diagram.
Fig. 3 be another embodiment of the present invention provides a kind of current adjustment battery equalization system structural schematic diagram.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
The battery balanced device and system of above-mentioned current adjustment, including the first conversion module, multiple second conversion modules,
Acquisition module and control module are sent to control module by battery charging and discharging, acquiring corresponding state parameter, so that
Control module controls multiple second conversion module forward direction work, charges the battery and adjusts charging current or control is multiple
Second conversion module reverse operation makes battery discharge, and the electric energy of release is by feeding back to power grid after the first conversion module.The battery
Using active equalization and passive balanced double mode, performance is more stable, extends the service life of battery for balancer and system；And it can
Charging and discharging currents are adjusted, thus realize the battery that can match different rated current, it is versatile.
Fig. 1 shows a kind of modular structure of the battery balanced device of current adjustment of one embodiment of the invention offer, is
Convenient for explanation, only the parts related to this embodiment are shown, details are as follows:
A kind of battery balanced device 10 of above-mentioned current adjustment, including the first conversion module 101, multiple second conversion modules
102, sampling module 104 and control module 105.
First conversion module 101 is connect with alternating current 20, the alternating current for exporting alternating current 20 be converted into direct current or
The direct current signal received is converted into AC signal and is transferred to alternating current 20.It that is to say the existing rectification of the first conversion module 101
Effect, and play the role of inversion.
Multiple second conversion modules 102 are connected with the first conversion module 101, preset for direct current to be converted to first
Voltage simultaneously exports to the battery 30 of corresponding channel or the electric energy that battery 30 discharges is converted to the direct current signal.Specifically,
First predeterminated voltage is 5V.
Sampling module 104 is connected with battery 30, for acquiring the state parameter of battery, and exports feedback signal.
Control module 105 is connected with the first conversion module 101, sampling module 104 and multiple second conversion modules 102
It connects, for based on the feedback signal, controlling the positive work of multiple second conversion modules 102, battery 30 is charged and adjusted and is filled
Electric current or multiple second conversion module, 102 reverse operations of control, make battery 30 discharge, and the electric energy of release passes through the first conversion
Module 101 is fed back in power grid (that is to say alternating current 20) after carrying out inversion.Specifically, the range of charging current is 0~5A.
As an embodiment of the present invention, above-mentioned battery balanced device 10 further includes third conversion module 103, third modulus of conversion
Block 103 is connected with the first conversion module 101, sampling module 104 and control module 105, for direct current to be converted to
Two predeterminated voltages are simultaneously respectively powered sampling module 104 and control module 105.Specifically, the second predeterminated voltage is 12V.
As an embodiment is invented, above-mentioned battery balanced device 10 further includes communication module 106, communication module 106 and electricity
Pond 30 and control module 105 are connected, for reading the environmental parameter of battery 30 and being transferred to control module 105.Communicate mould
Block 106 is realized using existing communicating circuit, and communication module 106 is communicated by CAN bus.
As an embodiment of the present invention, above-mentioned state parameter includes electric current, voltage, impedance and charge-discharge velocity；It is above-mentioned
Environmental parameter includes temperature, capacity and service life.
As an embodiment of the present invention, above-mentioned third conversion module 103 includes decompression chip, is used for the first conversion module
The electric signal of 101 outputs is converted to the voltage of 12V.
As an embodiment of the present invention, above-mentioned control module 105 uses chip microcontroller.
As an embodiment of the present invention, above-mentioned sampling module 104 is realized using sampling A/D chip.
As an embodiment of the present invention, above-mentioned first conversion module 101 is realized using existing circuit of power factor correction,
Its existing rectification function, and have inversion function.
Fig. 2 shows the second conversion modules in a kind of battery balanced device of current adjustment of one embodiment of the invention offer
Exemplary circuit, for ease of description, only the parts related to this embodiment are shown, and details are as follows:
As an embodiment of the present invention, above-mentioned each second conversion module 102 includes first resistor R1, second resistance
R2,3rd resistor R3, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance RS1, the 8th resistance R8, the 9th electricity
Hinder R9, the tenth resistance R10, eleventh resistor R11, twelfth resistor R12, thirteenth resistor R13, the 15th resistance R15, the tenth
Six resistance R16, the 17th resistance R17, the 18th resistance R18, first capacitor C1, the second capacitor C2, third capacitor C3, the 4th electricity
Hold C4, the 5th capacitor C5, the 6th capacitor C6, the 7th capacitor C7, the 8th capacitor C8, the 9th capacitor C9, the tenth capacitor C10, the tenth
One capacitor C11, the 12nd capacitor C12, the 13rd capacitor C13, the 14th capacitor C14, the 15th capacitor C15, the 16th capacitor
C16, first diode D1, the second diode D2, third diode D3, the 4th diode D4, the 5th diode D5, the six or two pole
Pipe D6, the 7th diode D7, the 8th diode D8, fuse F1, the first inductance L1, Light-emitting diode LED 1, photoelectrical coupler,
Transformer T1, the first chip U1 and the second chip U2.
The first termination first conversion module 101 of the fuse F1, the second end of the fuse F1 with it is described
The first end of first capacitor C1 and the first end of the first resistor R1 connect altogether, described in the second termination of the first resistor R1
The first end of second resistance R2, the first end of the second termination 3rd resistor R3 of the second resistance R2, the third electricity
The second end of resistance R3 connects altogether with the first end of the third capacitor C3 and the first end of the 4th resistance R4, the tenth electricity
Hinder the input terminal S/OCP of the first end of R10 and first termination the first chip U1 of the eleventh resistor R11, described the
The first end of four capacitor C4 and the first end of the thirteenth resistor R13 and the light-receiving device U3B's of the photoelectrical coupler is defeated
Enter to terminate the second termination the 5th capacitor C5 of the controlled end FB/OLP, the thirteenth resistor R13 of the first chip U1
First end, the second end of the first capacitor C1, the second end of the tenth resistance R10, the eleventh resistor R11
Two ends, the second end of the third capacitor C3, the second end of the 4th capacitor C4, the second end of the 5th capacitor C5 and
The output end of the light-receiving device U3B of the photoelectrical coupler connects altogether, the first end of the 9th resistance R9, the second capacitor C2
The input terminal of first primary coil of first end, the anode of the second diode D2 and the transformer T1 connects altogether, described
The first end of the second termination the 8th resistance R8 of 9th resistance R9, the second end of the 8th resistance R8, second electricity
Second end, the cathode of the second diode D2 and the cathode of the first diode D1 for holding C2 connect altogether, and the described 1st
The output of the first primary coil of the anode of pole pipe D1 and the transformer T1 terminates the output end D/ST of the first chip U1,
The input of the second primary coil of the transformer T1 terminates the anode of the third diode D3, the third diode D3's
Cathode connects the first end of the twelfth resistor R12, and the of the second end of the twelfth resistor R12 and the 6th capacitor C6
The of the power end VCC of first termination the first chip U1 of one end and the 7th capacitor C7, the 6th capacitor C6
Two ends and the output end of the second end of the 7th capacitor C7 and the second primary coil of the transformer T1 connect altogether, and described
First termination institute of the first end and the 13rd capacitor C13 of the first end of ten capacitor C10 and the 11st capacitor C11
State the input terminal of the secondary coil of transformer T1, the output end of the secondary coil of the transformer T1 and the 4th diode D4
Anode and the cathode of the 5th diode D5 connect altogether, the anode of the 5th diode D5, the tenth capacitor C10
Second end, the first end of the 11st capacitor C11, the second end of the 12nd capacitor C12 and the 13rd capacitor
The second end of C13 connects altogether, the cathode of the 4th diode D4 and the first end and the described 15th of the 8th capacitor C8
The first end of resistance R15 connects altogether, the second end of the 15th resistance R15 and the cathode of the 6th diode D6 and described
The second end of the first termination reference voltage 12V, the 8th capacitor C8 of 9th capacitor C9 and the sun of the 6th diode D6
The second end of pole and the 9th capacitor C9 connect altogether, the hair of the second end of the 11st capacitor C11, the photoelectrical coupler
The input terminal of light source U3A, the first end of the 17th resistance R17, the first end of the 15th capacitor C15 and described
The first end of one inductance L1 connects altogether, and the output of the light emitting source U3A of the photoelectrical coupler terminates the of the 16th resistance R16
One end, the cathode of the second termination the 7th diode D7 of the 16th resistance R16, the anode of the 7th diode D7
It is connect altogether with the first end of the 5th resistance R5 and the first end of the 7th resistance RS1, the second of the 7th resistance RS1
End connects altogether with the first end of the 6th resistance R6 and the first end of the 16th capacitor C16, the 5th resistance R5's
Second termination the second chip U2's of the second end and the 6th resistance R6 of second end and the 16th capacitor C16
Input terminal Rs, the second end of the 15th capacitor C15 and the second end of the 17th resistance R17 and the eight or two pole
The cathode of pipe D8 connect the output end Vscn, the first inductance L1 of the second chip U2 second end and the 14th capacitor
The anode of the first end of C14 and the Light-emitting diode LED 1 connects the battery 30 of corresponding channel, the light emitting diode
The cathode of LED1 connects the first end of the 18th resistance R18, the cathode and the 14th capacitor of the 8th diode D8
The second end of C14 and the second end of the 18th resistance R18 ground connection.
Fig. 3 show another embodiment of the present invention provides a kind of current adjustment battery equalization system structure, in order to
Convenient for explanation, only the parts related to this embodiment are shown, and details are as follows:
Another embodiment of the present invention additionally provides a kind of battery equalization system of current adjustment, which includes
Multiple battery balanced devices 10 described above, multiple battery balanced devices 10 are connected by total and fractional structure, one of them
Battery balanced device (that is to say main battery balancer) controls other battery balanced devices (that is to say sub- battery balanced device)
Operation.
In the battery equalization system of above-mentioned current adjustment, output current value, all son electricity are set in main battery balancer
Pond balancer is exported according to the setting of main battery balancer.
Below in conjunction with Fig. 1-Fig. 3, the working principle of battery balanced device and system to a kind of above-mentioned current adjustment is carried out
It is described as follows:
Battery balanced device carries out equilibrium to each single battery connected, and (single battery balancer maximum can connect 24
Single battery, balance policy have active equalization and passive balanced, and active equalization is to charge the battery, and makes all monomers electricity
Pond performance reaches close consistent, such as voltage, capacity；It is passive balanced for control battery discharge), sampling module acquires each battery in real time
Data compare, and make control command for system and provide foundation, output battery is adjustable.
Meanwhile battery equalization system can be cascaded by interface, a battery balanced device at most can descend to hang 6 as host
Subsystem, while to 144 single battery equilibriums.It only needs to carry out parameter setting to host, as long as keeping an eye on host.It is existing
If what is had will need to carry out identical parameter to 6 battery balanced devices simultaneously to set simultaneously to 144 single battery equilibriums
It sets, while keeping an eye on 6 machines.
To sum up, the battery balanced device and system of current adjustment provided in an embodiment of the present invention, including the first conversion module,
Multiple second conversion modules, acquisition module and control module are sent out by battery charging and discharging, acquiring corresponding state parameter
Control module is given, so that control module controls multiple second conversion module forward direction work, charges the battery and adjusts and fill
Electric current or the multiple second conversion module reverse operations of control, make battery discharge, and the electric energy of release passes through the first conversion module
After feed back to power grid.Using active equalization and passive balanced double mode, performance is more stable, extends for the battery balanced device and system
Service life of battery；And adjustable charging and discharging currents, thus realize the battery that can match different rated current, it is versatile,
Existing cell balancing is solved there is that can only be exported with a fixed current value, more differences can not be matched
The problem of battery of rated current.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (10)
1. a kind of battery balanced device of current adjustment, which is characterized in that the battery balanced device includes:
It is electrically connected with city, for the alternating current of city's electricity output to be converted into direct current or turns the direct current signal received
It is changed to AC signal and is transferred to the first conversion module of the alternating current；
It is connected with first conversion module, for the direct current to be converted to the first predeterminated voltage and is exported to corresponding logical
The battery in road or multiple second conversion modules that the electric energy that the battery discharges is converted to the direct current signal；
It is controlled with the battery, for acquiring the state parameter of the battery, and exports the sampling module of feedback signal；And
It is connected with first conversion module, the sampling module and multiple second conversion modules, for according to institute
Feedback signal is stated, multiple second conversion module forward direction work is controlled, is charged to the battery and adjust charging current
Or the multiple second conversion module reverse operations of control, make the battery discharge, the electric energy of release passes through described the
The control module of power grid is fed back to after one conversion module.
2. battery balanced device as described in claim 1, which is characterized in that the battery balanced device further include:
It is connected with first conversion module, the sampling module and the control module, for turning the direct current
The third conversion module for being changed to the second predeterminated voltage and the sampling module and the control module being powered respectively.
3. battery balanced device as described in claim 1, which is characterized in that the battery balanced device further include:
It is connected with the battery and the control module, for reading the environmental parameter of the battery and being transferred to the control
The communication module of molding block.
4. battery balanced device as described in claim 1, which is characterized in that the state parameter includes electric current, voltage, impedance
And charge-discharge velocity.
5. battery balanced device as claimed in claim 3, which is characterized in that the environmental parameter include temperature, capacity and
Service life.
6. battery balanced device as described in claim 1, which is characterized in that each second conversion module includes:
First resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance, the 8th resistance,
9th resistance, the tenth resistance, eleventh resistor, twelfth resistor, thirteenth resistor, the 15th resistance, the 16th resistance, the tenth
Seven resistance, the 18th resistance, first capacitor, the second capacitor, third capacitor, the 4th capacitor, the 5th capacitor, the 6th capacitor, the 7th
Capacitor, the 8th capacitor, the 9th capacitor, the tenth capacitor, the 11st capacitor, the 12nd capacitor, the 13rd capacitor, the 14th capacitor,
15th capacitor, the 16th capacitor, first diode, the second diode, third diode, the 4th diode, the 5th diode,
6th diode, the 7th diode, the 8th diode, fuse, the first inductance, light emitting diode, photoelectrical coupler, transformation
Device, the first chip and the second chip；
The of first termination first conversion module of the fuse, the second end of the fuse and the first capacitor
The first end of one end and the first resistor connects altogether, the first end of the second termination second resistance of the first resistor,
The first end of the second termination 3rd resistor of the second resistance, the second end of the 3rd resistor and the third capacitor
First end and the first end of the 4th resistance connect altogether, the of the first end of the tenth resistance and the eleventh resistor
The input terminal of one termination first chip, the first end of the 4th capacitor and the first end of the thirteenth resistor and institute
The input for stating the light-receiving device of photoelectrical coupler terminates the controlled end of first chip, the second termination institute of the thirteenth resistor
State the first end of the 5th capacitor, the second end of the first capacitor, the second end of the tenth resistance, the eleventh resistor
Second end, the second end of the third capacitor, the second end of the 4th capacitor, the second end of the 5th capacitor and described
The output end of the light-receiving device of photoelectrical coupler connects altogether, the first end of the 9th resistance, the first end of second capacitor, described
The input terminal of first primary coil of the anode of the second diode and the transformer connects altogether, the second end of the 9th resistance
Connect the first end of the 8th resistance, second end, the second end of second capacitor, the two or two pole of the 8th resistance
The cathode of pipe and the cathode of the first diode connect altogether, the anode of the first diode and the transformer first at the beginning of
The output of grade coil terminates the output end of first chip, the input termination of the second primary coil of the transformer described the
The cathode of the anode of three diodes, the third diode connects the first end of the twelfth resistor, the twelfth resistor
The power end of first termination first chip of the first end and the 7th capacitor of second end and the 6th capacitor, institute
State the output end of the second primary coil of the second end of the 6th capacitor and the second end of the 7th capacitor and the transformer
It connects altogether, the first termination of the first end of the tenth capacitor and the first end of the 11st capacitor and the 13rd capacitor
The input terminal of the secondary coil of the transformer, the sun of the output end of the secondary coil of the transformer and the 4th diode
The cathode of pole and the 5th diode connects altogether, the second end, described of the anode of the 5th diode, the tenth capacitor
The second end of the first end of 11st capacitor, the second end of the 12nd capacitor and the 13rd capacitor connects altogether, described
The cathode of 4th diode connects altogether with the first end of the 8th capacitor and the first end of the 15th resistance, and the described tenth
The cathode of the second end of five resistance and the 6th diode and the first termination reference voltage of the 9th capacitor, described the
The second end of eight capacitors connects altogether with the anode of the 6th diode and the second end of the 9th capacitor, the 11st electricity
The second end of appearance, the input terminal of the light emitting source of the photoelectrical coupler, the first end of the 17th resistance, the 15th electricity
The first end of appearance and the first end of first inductance connect altogether, the output of the light emitting source of photoelectrical coupler termination described the
The first end of 16 resistance, the cathode of the second termination the 7th diode of the 16th resistance, the 7th diode
Anode connect altogether with the first end of the 5th resistance and the first end of the 7th resistance, the second end of the 7th resistance
It is connect altogether with the first end of the 6th resistance and the first end of the 16th capacitor, the second end of the 5th resistance and institute
State the input terminal of the second end of the 16th capacitor and the second termination second chip of the 6th resistance, the described 15th
The cathode of the second end and the 8th diode of the second end of capacitor and the 17th resistance connects second chip
Output end, the second end of first inductance connect with the first end of the 14th capacitor and the anode of the light emitting diode
The battery of corresponding channel, the cathode of the light emitting diode connect the first end of the 18th resistance, the eight or two pole
The second end of the second end and the 18th resistance of the cathode of pipe and the 14th capacitor is grounded.
7. battery balanced device as claimed in claim 2, which is characterized in that the third conversion module includes decompression chip.
8. battery balanced device as described in claim 1, which is characterized in that the control module uses chip microcontroller.
9. battery balanced device as described in claim 1, which is characterized in that the sampling module is realized using sampling A/D chip.
10. a kind of battery equalization system of current adjustment, which is characterized in that the battery equalization system includes multiple as right is wanted
The described in any item battery balanced devices of 1-9 are sought, multiple battery balanced devices are connected by total and fractional structure, wherein one
A battery balanced device controls the operation of other battery balanced devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201811373894.3A CN109638902A (en) | 2018-11-19 | 2018-11-19 | The battery balanced device and system of current adjustment |
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| CN201811373894.3A CN109638902A (en) | 2018-11-19 | 2018-11-19 | The battery balanced device and system of current adjustment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115642678A (en) * | 2022-11-30 | 2023-01-24 | 深圳航天科创泛在电气有限公司 | Charge and discharge management method and device based on distributed bidirectional inverter power supply system |
-
2018
- 2018-11-19 CN CN201811373894.3A patent/CN109638902A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115642678A (en) * | 2022-11-30 | 2023-01-24 | 深圳航天科创泛在电气有限公司 | Charge and discharge management method and device based on distributed bidirectional inverter power supply system |
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