CN108418275A - A kind of energy storage device - Google Patents
A kind of energy storage device Download PDFInfo
- Publication number
- CN108418275A CN108418275A CN201810286990.8A CN201810286990A CN108418275A CN 108418275 A CN108418275 A CN 108418275A CN 201810286990 A CN201810286990 A CN 201810286990A CN 108418275 A CN108418275 A CN 108418275A
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- China
- Prior art keywords
- module
- unit
- control module
- circuit
- charging
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/40—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries adapted for charging from various sources, e.g. AC, DC or multivoltage
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of energy storage devices, including charging module, energy-storage module, discharge module and control module；Charging module, discharge module, control module are all connected to energy-storage module, and charging module, discharge module are all connected to control module；Charging module includes charging interface, detection unit and the first buck unit, charging interface is for connecting external power supply, detection unit detects the voltage and current of charging interface, control module controls the first buck unit according to testing result, and the first buck unit exports after handling the electric energy of external power supply to energy-storage module；Discharge module includes the second buck unit, and control module controls the second buck unit, is exported after the electric energy of energy-storage module is handled.By the way that the first buck unit is arranged, realizes and support different types of external power supply charging；By the way that the second buck unit is arranged so that energy storage device can provide different voltage class；Therefore energy storage device can meet the use demand of more scenes.
Description
Technical field
The present invention relates to mobile power technology more particularly to a kind of energy storage devices.
Background technology
With electrified horizontal continuous improvement, the electric appliance that people use is more and more various, and the occasion powered is needed also to get over
Come more.But the available charging voltage of current mobile power is single, needs to use special external power supply, such as power adaptation
Device, photovoltaic panel etc.；And exportable voltage is single unadjustable, such as 12V, can not meet the demand of more scenes, especially exists
Using more inconvenient when outdoor activities.
Invention content
For overcome the deficiencies in the prior art, the purpose of the present invention is to provide a kind of energy storage devices, can solve existing
The available charging voltage of mobile power it is single, need use special external power supply,；And exportable voltage is single can not
It adjusts, can not meet the demand of more scenes, more inconvenient problem is used when especially movable outdoors.
The purpose of the present invention adopts the following technical scheme that realization：
A kind of energy storage device, including charging module, energy-storage module, discharge module and control module；The charging module is put
Electric module, control module are all connected to the energy-storage module, and the charging module, discharge module are all connected to the control mould
Block；
The charging module includes charging interface, detection unit and the first buck unit, and the charging interface is for connecting
External power supply is connect, the detection unit is used to detect the voltage and current of the charging interface, and the control module is according to detection
First buck unit described in output control, the first buck unit export after handling the electric energy of external power supply to described
Energy-storage module；
The discharge module includes the second buck unit, and the control module controls the second buck unit, with
It is exported after the electric energy of the energy-storage module is handled.
Further, when the external power supply of the charging interface connection is vehicle charging mouth, if the detection unit detects
Voltage to charging interface is less than predetermined threshold value, then the control module controls the first buck unit and closes.
Further, when the external power supply of charging interface connection is photovoltaic panel, the control module control described the
One buck unit is with MPPT mode operations.
Further, the discharge module further includes exchange output unit, and the exchange output unit is connected to the storage
It can module and control module.
Further, the energy storage device further includes interactive module, and the interactive module is connected to the control module, institute
Interactive module is stated for providing output setting information to the control module, the control module is controlled according to output setting information
The second buck unit.
Further, the energy storage device further includes interactive module, and the interactive module is connected to the control module, institute
Interactive module is stated for providing exchange setting information to the control module, the control module is controlled according to exchange setting information
The exchange output unit.
Further, the exchange output unit includes inversion unit and interface unit, the inversion unit and interface list
Member is all connected to the control module；
The interface unit includes load detecting circuit, switching circuit and output circuit, the load detecting circuit, switching
Circuit is all connected to the control module；The switching circuit for switch the output circuit be connected to the inversion unit or
It is connected to the load detecting circuit.
Further, when the load detecting circuit detects that the output circuit is connected with load, the control mould
Block controls the inversion unit start-up operation and the switching circuit switches the output circuit and is connected to the inversion electricity
Road.
Further, the inversion unit includes charging detecting circuit and inverter circuit, when the charging detecting circuit is examined
When measuring the inverter circuit and meeting stop condition, the control module controls the inverter circuit and is stopped.
Further, after the control module, which controls the inverter circuit, to be stopped, it is dynamic to control the switching circuit
Work makes the output circuit be connected to the load detecting circuit.
Compared with prior art, the beneficial effects of the present invention are：By in the first lifting of the charging end of energy storage device setting
Unit is pressed, realizes and supports different types of external power supply charging, such as can support the charging of 12V-40V, therefore can support
Automobile fills a mouthful 12V and charges to it, could be used that a variety of photovoltaic panels charge to it on the market, can also support different adapters into
Row charging；Also by the way that the second buck unit is arranged in discharge end so that energy storage device can provide different voltage class, such as
The voltages such as 9V, 12V, 15V, 19V；Therefore energy storage device can meet the use demand of more scenes.
Description of the drawings
Fig. 1 is the structural schematic diagram of one of energy storage device provided in an embodiment of the present invention；
Fig. 2 is two circuit diagram of energy storage device provided in an embodiment of the present invention；
Fig. 3 is another circuit diagram of the first processing circuit in Fig. 1.
In figure：100, charging module；110, charging interface；120, detection unit；130, the first buck unit；200, it stores up
It can module；210, rechargeable battery；220, regulated power supply；300, discharge module；310, the second buck unit；320, it exchanges defeated
Go out unit；321, inversion unit；301, charging detecting circuit；3011, second processing circuit；302, inverter circuit；322, interface
Unit；303, load detecting circuit；3031, the first processing circuit；304, switching circuit；3041, control mechanism；3042, stationary contact
Point group；3043, contact sets are detected；3044, inversion contact sets；305, output circuit；400, control module；500, interactive module.
Specific implementation mode
In the following, in conjunction with attached drawing and specific implementation mode, the present invention is described further, it should be noted that not
Under the premise of conflicting, new implementation can be formed between various embodiments described below or between each technical characteristic in any combination
Example.
If Fig. 1 is a kind of energy storage device, including charging module 100, energy-storage module 200, discharge module 300 and control module
400；Charging module 100, discharge module 300, control module 400 are all connected to energy-storage module 200, charging module 100, electric discharge mould
Block 300 is all connected to control module 400.
As preferred embodiment, as shown in Fig. 2, energy-storage module 200 includes rechargeable battery 210 and regulated power supply
220, regulated power supply 220 is used to the electric energy of rechargeable battery 210 being converted to the voltage being adapted to control module 400 etc., such as 5V
Voltage.
Wherein, charging module 100 includes charging interface 110, detection unit 120 and the first buck unit 130.Charging
Mouth 110 is for connecting external power supply (not shown).Detection unit 120 is used to detect the voltage and current of charging interface 110, control
Module 400 controls the first buck unit 130 according to testing result, and the first buck unit 130 will be at the electric energy of external power supply
It is exported to energy-storage module 200 after reason.
Discharge module 300 includes the second buck unit 310, and control module 400 controls the second buck unit 310, with
It is exported after the electric energy of energy-storage module 200 is handled.
Buck converters and Boost point may be used in first buck unit 130, the second buck unit 310
From scheme, can also use can not only boost and may be implemented be depressured Buck/Boost converters, buck monotechnics
Itself and control module 400 control buck monotechnics itself and can be achieved by the prior art, and details are not described herein.
As preferred embodiment, control module 400 controls the first buck unit 130, the second buck unit by PWM wave
310。
The embodiment of the present invention is realized by the way that the first buck unit 130 is arranged in the charging end of energy storage device and supports difference
The external power supply of type charges, such as can support the charging of 12V-40V, therefore Automobile can be supported to fill a mouthful 12V and filled to it
Electricity could be used that a variety of photovoltaic panels charge to it on the market, can also support different adapters to charge；Also by discharging
The second buck unit 310 of end setting so that energy storage device can provide different voltage class, such as 9V, 12V, 15V, 19V
Voltage；Therefore energy storage device can meet the use demand of more scenes.
As preferred embodiment, energy storage device further includes interactive module 500, and interactive module 500 is connected to control mould
Block 400, interactive module 500 are used to provide output setting information to control module 400, and control module 400 is according to output setting letter
Breath the second buck unit 310 of control.Output information can be output voltage values, and user inputs electricity by interactive module 500
Pressure demand, then control module 400 can control the second buck unit 310 and export corresponding voltage value.
As preferred embodiment, discharge module 300 further includes feedback unit (not shown), and feedback unit is connected to
Two buck units 310 and control module 400.Feedback unit detects the output voltage values of the second buck unit 310, controls mould
The second lifting of voltage requirements control that block 400 is inputted according to the output voltage values and interactive module 500 of the second buck unit 310
Unit 310 is pressed, to realize negative-feedback, ensures the stabilization of 310 output voltage of the second buck unit.
As preferred embodiment, when the external power supply that charging interface 110 connects is vehicle charging mouth, if detection unit
120 detect that the voltage of charging interface 110 is less than predetermined threshold value, then control module 400 controls the first buck unit 130 and closes
It closes.
Charging interface 110 may include a plurality of types of interfaces, such as with the matched interface of vehicle charging mouth, photovoltaic plate interface
Deng.When some type of interface accesses certain external power supply, control module 400 can pass through the judgements such as interface protocol, voltage level
What charging interface 110 connected is what type of external power supply.In another embodiment, it can be inputted by interactive module 500
What charging interface 110 connected is what type of external power supply.
Since vehicle charging mouth is generally directly or indirectly connected to automobile storage battery, need to protect storage battery；Therefore work as
When the external power supply that charging interface 110 connects is vehicle charging mouth, detection unit 120 detects the voltage of charging interface 110, to sentence
The vehicle charging mouth that disconnected vehicle charging mouth is 12V or 24V；It is the automobile of 12V if the voltage of charging interface 110 is 9V
Charge port needs to start under-voltage protection, then controls mould if predetermined threshold value corresponding with the vehicle charging mouth of 12V is 10V
Block 400 controls the first buck unit 130 and closes, and stops charging to energy-storage module 200.
As preferred embodiment, when the external power supply that charging interface 110 connects is photovoltaic panel, control module 400 is controlled
The first buck unit 130 is made with MPPT patterns, i.e. maximum power mode operation, to make full use of solar energy, faster to storage
It can the charging of module 200.
As being further improved for the embodiment of the present invention, discharge module 300 further includes exchange output unit 320, and exchange is defeated
Go out unit 320 and is connected to energy-storage module 200 and control module 400.Therefore, energy storage device can also be provided out alternating current.
As preferred embodiment, interactive module 500 can be also used for providing exchange setting letter to control module 400
Breath, control module 400 is according to exchange setting information control exchange output unit 320.
The input friendship of interactive module 500 can be passed through for alternating voltage, the setting information of frequency, user by exchanging setting information
Galvanic electricity pressure, frequency needs, then control module 400, which can control, exchanges the friendship that output unit 320 exports relevant voltage, frequency
Galvanic electricity.
As preferred embodiment, as shown in Fig. 2, exchange output unit 320 includes inversion unit 321 and interface unit
322, inversion unit 321 and interface unit 322 are all connected to control module 400.
Wherein, interface unit 322 includes load detecting circuit 303, switching circuit 304 and output circuit 305, load detecting
Circuit 303, switching circuit 304 are all connected to control module 400.
Switching circuit 304 is connected to inversion unit 321 or is connected to load detecting circuit for switching output circuit 305
303。
Output circuit 305 may include socket, plug, or only include conducting wire, can be connected with the power supply structure of load
.
As preferred embodiment, inversion unit 321 includes charging detecting circuit 301 and inverter circuit 302.
When output circuit 305 is connected to inverter circuit 302, inverter circuit 302 is supplied by output circuit 305 to load
Electricity；When output circuit 305 is connected to load detecting circuit 303, and output circuit 305 is connected with load, load detecting circuit
303 can generate corresponding signal and be transmitted to control module 400.
As preferred embodiment, switching circuit 304 includes control mechanism 3041, stationary contact group 3042, detection contact
Group 3043 and inversion contact sets 3044, control mechanism 3041 for switch stationary contact group 3042 be connected to detection contact sets 3043 or
It is connected to inversion contact sets 3044；Control circuit is connected to control module 400, and stationary contact group 3042 is connected to output circuit 305,
Detection contact sets 3043 are connected to load detecting circuit 303, and inversion contact sets 3044 are connected to inverter circuit 302.
In the present embodiment, switching circuit 304 includes an electromagnetic relay KK, and electromagnetic relay KK includes electromagnetic coil
RELAY, one group of stationary contact and two groups of movable contacts；This group of stationary contact is connected to output circuit 305, is stationary contact group 3042；One group
Movable contact is connected to load detecting circuit 303, to detect contact sets 3043；Another group of movable contact is connected to inverter circuit 302, is
Inversion contact sets 3044.Electromagnetic coil RELAY is connected to control module 400 by a metal-oxide-semiconductor Q1；Control module 400 can be controlled
Electromagnetic coil RELAY processed is powered or power-off, tactile from making stationary contact group 3042 be connected to detection contact sets 3043 or being connected to inversion
Point group 3044.
As preferred embodiment, as shown in Fig. 2, detection contact sets 3043 include the first detection contact and the second detection
Contact, stationary contact group 3042 include the first stationary contact and the second stationary contact；Stationary contact group 3042 is connected to detection contact sets 3043
When, the first detection contact portion is in the first stationary contact, and the second detection contact portion is in the second stationary contact.
As preferred embodiment, load detecting circuit 303 includes the first diode D2 and the first processing circuit 3031,
First detection contact is connected to high level by the first diode, and the second detection contact is connected to by the first processing circuit 3031
Control module 400.
In the present embodiment, as shown in Fig. 2, the first processing circuit 3031 includes comparison circuit, which includes fortune
Calculate amplifier U2 and its peripheral circuit.In another embodiment, the first processing circuit 3031 includes amplification electricity as shown in Figure 3
Road, the amplifying circuit include operational amplifier U3 and its peripheral circuit.
When stationary contact group 3042 is connected to detection contact sets 3043, loaded when in the connection of output circuit 305, then the first detection
Contact is by load and the second detection contact portion, therefore the voltage for being transmitted to the first processing circuit 3031 can change, from
And the first processing circuit 3031 sends to control module 400 and indicates that output circuit 305 connects loaded signal.
As preferred embodiment, when load detecting circuit 303 detects that output circuit 305 is connected with load, control
Molding block 400 controls the start-up operation of inversion unit 321 and switching circuit 304 switches output circuit 305 and is connected to inverter circuit
302.Therefore, inversion unit 321 can by the DC inverter of energy-storage module 200 be alternating current after by output circuit 305 to
Load charging.
By the way that load detecting circuit 303, switching circuit 304 and output circuit 305 is arranged, when exchange output unit 320
It is loaded in the connection of output circuit 305, load detecting circuit 303 can detect, may then pass through switching circuit 304 will export
Circuit 305 is connected to inversion unit 321, to make inversion unit 321 power to the load；Therefore connect in exchange output unit 320
Output need not be manually booted after connecting load, it is easy to operate, avoid the problem of certain customers will not use.
As preferred embodiment, charging detecting circuit 301 includes detection resistance Risense and second processing circuit
3011, detection resistance Risense is connected between energy-storage module 200 and inverter circuit 302, when inverter circuit 302 works, inspection
There is electric current to flow through on measuring resistance Risense and generates voltage at both ends；Second processing unit is used for the electricity at detection resistance both ends
It is exported to control module 400 after pressure processing.
When charging detecting circuit 301 detects that inverter circuit 302 meets stop condition, control module 400 controls inversion
Circuit 302 is stopped.As preferred embodiment, when the voltage at detection resistance both ends is less than predetermined threshold value, inverter circuit
302 meet stop condition.
For example, after load is fully charged or is disconnected with output end member, 302 output power of inverter circuit is zero, because
No electric current flows through on this detection resistance Risense, both end voltage zero；Second processing unit by the testing result export to
After control module 400, control module 400 controls inverter circuit 302 and is stopped, and realizes energy-efficient effect and reduces inversion member
The consumption of part.
As preferred embodiment, after control module 400, which controls inverter circuit 302, to be stopped, control module 400
Controlling the action of switching circuit 304 immediately or after delay a period of time makes output circuit 305 be connected to load detecting circuit 303；
I.e. control module 400, which controls electromagnetic coil RELAY, makes stationary contact group 3042 be connected to detection contact sets 3043.
When load detecting circuit 303, which determines output circuit 305, to be become having load from no load, control module 400
Control inversion unit 321 is started to work and switching circuit 304 switches output circuit 305 and is connected to inverter circuit 302.
Also by the way that charging detecting circuit 301 is arranged, the embodiment of the present invention is detecting the negative of the exchange connection of output unit 320
When load disconnects or is fully charged, inverter circuit 302 is closed, avoids inverter circuit caused by user does not close exchange electricity output in time
The problems such as 302 energy consumption, realize energy-efficient effect；But also the consumption of inversion element can be reduced, enhance security performance.
The above embodiment is only the preferred embodiment of the present invention, and the scope of protection of the present invention is not limited thereto,
The variation and replacement for any unsubstantiality that those skilled in the art is done on the basis of the present invention belong to institute of the present invention
Claimed range.
Claims (10)
1. a kind of energy storage device, it is characterised in that：Including charging module, energy-storage module, discharge module and control module；It is described to fill
Electric module, discharge module, control module are all connected to the energy-storage module, and the charging module, discharge module are all connected to institute
State control module；
The charging module includes charging interface, detection unit and the first buck unit, and the charging interface is outer for connecting
Portion's power supply, the detection unit are used to detect the voltage and current of the charging interface, and the control module is according to testing result
The first buck unit is controlled, the first buck unit exports after handling the electric energy of external power supply to the energy storage
Module；
The discharge module includes the second buck unit, and the control module controls the second buck unit, by institute
It is exported after stating the electric energy processing of energy-storage module.
2. energy storage device as described in claim 1, it is characterised in that：The external power supply of the charging interface connection fills for automobile
When power port, if the detection unit detects the voltage of charging interface and is less than predetermined threshold value, described in control module control
First buck unit is closed.
3. energy storage device as described in claim 1, it is characterised in that：The external power supply of the charging interface connection is photovoltaic panel
When, the control module controls the first buck unit with MPPT mode operations.
4. energy storage device as described in claim 1, it is characterised in that：The discharge module further includes exchange output unit, institute
It states exchange output unit and is connected to the energy-storage module and control module.
5. the energy storage device as described in any one of claim 1-4, it is characterised in that：Further include interactive module, the interaction
Module is connected to the control module, and the interactive module is used to provide output setting information, the control to the control module
Molding root tuber controls the second buck unit according to output setting information.
6. energy storage device as claimed in claim 4, it is characterised in that：Further include interactive module, the interactive module is connected to
The control module, the interactive module be used for the control module provide exchange setting information, the control module according to
It exchanges setting information and controls the exchange output unit.
7. energy storage device as claimed in claim 4, it is characterised in that：The exchange output unit includes inversion unit and interface
Unit, the inversion unit and interface unit are all connected to the control module；
The interface unit includes load detecting circuit, switching circuit and output circuit, the load detecting circuit, switching circuit
It is all connected to the control module；The switching circuit is connected to the inversion unit or connection for switching the output circuit
In the load detecting circuit.
8. energy storage device as claimed in claim 7, it is characterised in that：When the load detecting circuit detects the output electricity
When road is connected with load, the control module controls described in the inversion unit start-up operation and switching circuit switching
Output circuit is connected to the inverter circuit.
9. energy storage device as claimed in claim 7, it is characterised in that：The inversion unit includes charging detecting circuit and inversion
Circuit, when the charging detecting circuit detects that the inverter circuit meets stop condition, described in the control module control
Inverter circuit is stopped.
10. energy storage device as claimed in claim 9, it is characterised in that：Stop when the control module controls the inverter circuit
After only working, controlling the switching circuit action makes the output circuit be connected to the load detecting circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286990.8A CN108418275A (en) | 2018-03-30 | 2018-03-30 | A kind of energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810286990.8A CN108418275A (en) | 2018-03-30 | 2018-03-30 | A kind of energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108418275A true CN108418275A (en) | 2018-08-17 |
Family
ID=63134199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810286990.8A Pending CN108418275A (en) | 2018-03-30 | 2018-03-30 | A kind of energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108418275A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109510256A (en) * | 2018-11-12 | 2019-03-22 | 深圳市北钧电子有限公司 | A kind of intelligent charging method and device of wide input |
| CN110212600A (en) * | 2019-05-23 | 2019-09-06 | 欣旺达电子股份有限公司 | The mobile power source of multipath charging |
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