CN108110851A - A kind of intelligent charger - Google Patents
A kind of intelligent charger Download PDFInfo
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- CN108110851A CN108110851A CN201810032280.2A CN201810032280A CN108110851A CN 108110851 A CN108110851 A CN 108110851A CN 201810032280 A CN201810032280 A CN 201810032280A CN 108110851 A CN108110851 A CN 108110851A
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- 238000002955 isolation Methods 0.000 claims abstract description 5
- 238000001514 detection method Methods 0.000 claims description 22
- 238000004891 communication Methods 0.000 claims description 16
- 230000005611 electricity Effects 0.000 claims description 12
- 238000013519 translation Methods 0.000 claims description 12
- 230000009467 reduction Effects 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 6
- 230000001360 synchronised effect Effects 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000012544 monitoring process Methods 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 4
- 230000009466 transformation Effects 0.000 claims description 2
- 230000003044 adaptive effect Effects 0.000 abstract description 2
- 238000007726 management method Methods 0.000 description 19
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000013024 troubleshooting Methods 0.000 description 1
Classifications
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- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00038—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors
- H02J7/00041—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange using passive battery identification means, e.g. resistors or capacitors in response to measured battery parameters, e.g. voltage, current or temperature profile
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or 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
- 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
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a kind of intelligent charger, including power input interface, AC DC flyback converter, input filter isolated location, input selection unit, main control unit, DC DC synchronization converter and output interface；Power input interface compatible with alternating power supply is accessed with DC power supply；AC power is converted by AC DC flyback converter, and DC power supply is filtered isolation by input filter isolated location, and input selection unit selects a feeding DC DC synchronization converter from the output terminal of the two modules；The control terminal of DC DC synchronization converter is connected with the output terminal of main control unit, and the second output terminal of first, second input terminal of main control unit with input selection unit is connected, and the 3rd input terminal is connected with output interface, and output interface has battery identification function；Intelligent charger provided by the invention, which has the function of that charging current is adaptive, can simultaneously be directed to different battery preset charged current values to be charged, achieve the purpose that efficiently to charge and wide scope charges.
Description
Technical field
The invention belongs to power technique fields, and in particular to a kind of intelligent charger.
Background technology
With the fast development of communications device terminal technology, to being used in individual combat as various radio station and communication equipment
The charging machine equipment that battery charges has unitized, versatility demand.Charger and each device battery one in the prior art
One pairing uses, and battery of the same race accordingly uses charger of the same race.It is various due to military communications equipment and individual combat equipment
Change, above-mentioned charger has been unable to meet technology requirement in terms of versatility, and there are following defects：
(1) incompatible multiple power sources input, can only be using 220V electric mains as power input；Do not possess direct current input；
(2) do not possess battery identification function, do not support 1wire communication protocols, can not communicate with intelligent battery, it can not
Identification battery simultaneously inquires about battery data；
(3) incompatible polytype battery, battery that is incompatible and identifying multiple voltage type.
The content of the invention
For the disadvantages described above or Improvement requirement of the prior art, the present invention provides a kind of intelligent charger, purposes
The technical issues of being to solve poor universality.
To achieve the above object, one side according to the invention provides a kind of intelligent charger, defeated including power supply
Incoming interface, AC-DC flyback converter, input filter isolated location, input selection unit, main control unit, DC-DC are same
Walk converter and output interface；
Wherein, power input interface compatibility 220V AC powers and the access of 24V DC power supplies；It is handed over for the 220V of access
Galvanic electricity source is then sent to AC-DC flyback converter and carries out ac-dc conversion processing, obtains the first DC voltage；For access
24V DC power supplies, then be sent to input filter isolated location and be filtered isolation processing, obtain the second DC voltage；Input
Selecting unit is then used to select one from first, second DC voltage and carries out rectifying and wave-filtering to selected DC voltage；
The voltage input end of DC-DC synchronization converter is connected with the first output terminal of input selection unit, control terminal
It is connected with the first output terminal of main control unit, for being carried out under the control of main control unit to the output voltage of input selection unit
Voltage transformation；
Second output terminal of first, second input terminal of main control unit with input selection unit is connected, the 3rd input terminal
It is connected with output interface；For inputting detection and battery identification, and it is used to implement the operational monitoring and protection of entire charging unit；
The output terminal of output interface converter synchronous with DC-DC is connected；Output interface is used to connect as this intelligent charger
The interface of external battery to be charged.
Preferably, above-mentioned intelligent charger, further includes state indication unit, the second output terminal phase with main control unit
Even, for showing battery capacity, battery types and the working condition of intelligent charger.
Preferably, above-mentioned intelligent charger, state indication unit using LED light realize, using 4 LED light into
Row combination represents electricity, and expression battery types are combined using 2 LED light, wherein 1 LED light represents 7.2V, another 1 LED
Lamp represents 14.4V, and working condition is indicated by 1 dual-colored LED lamp.
Preferably, above-mentioned intelligent charger, AC-DC flyback converter include input filter unit, active
Power factor correction circuit, flyback DC/DC translation circuits and protection control unit；
Wherein, input terminal of the input terminal of input filter unit as AC-DC flyback converter, active power factor
The first input end of circuit for rectifying is connected with the output terminal of input filter unit, the second input terminal and the output of protection control unit
End is connected；The first input end of flyback DC/DC translation circuits is connected with the output terminal of active power factor circuit for rectifying, and second is defeated
Enter end with the output terminal of control unit is protected to be connected；Protect the input terminal of control unit and the output of flyback DC/DC translation circuits
End is connected；Output terminal of the output terminal of flyback DC/DC translation circuits as AC-DC flyback converter.
Preferably, above-mentioned intelligent charger, input selection unit include the input selection circuit that is sequentially connected and
Current rectifying and wave filtering circuit；Input terminal of the input terminal of input selection circuit as input selection unit, the output of current rectifying and wave filtering circuit
Hold the output terminal as input selection unit.
Preferably, above-mentioned intelligent charger, main control unit include input detection unit, reduction voltage circuit, control core
Piece, battery charging management unit and battery detecting protection location；The input terminal of input detection unit as main control unit first
Input terminal, the second input terminal of the input terminal of reduction voltage circuit as main control unit, the input terminal conduct of battery detecting protection location
3rd input terminal of main control unit；
The first input end of control chip is connected with the output terminal of input detection unit, the second input terminal and reduction voltage circuit
Output terminal is connected, and the 3rd input terminal is connected with the first output terminal of battery detecting protection location；
The first input end of battery charging management unit is connected with the output terminal of main control chip, and the second input terminal is examined with battery
The second output terminal for surveying protection location is connected；Output terminal of the output terminal of battery charging management unit as main control unit.
Preferably, above-mentioned intelligent charger, DC-DC synchronization converter include the DC/DC being sequentially connected drops
Press unit and output filter unit；The first input end of DC/DC pressure units is defeated as the voltage of DC-DC synchronization converter
Enter end, control terminal of second input terminal as DC-DC synchronization converter.
Preferably, there are 1wire communication interfaces and battery types to detect for above-mentioned intelligent charger, output interface
Pin；For supporting the battery to be charged of 1wire agreements, which is read by 1wire agreements, realizes and accurately charges
Electric current is set；For not supporting the battery of 1wire agreements, pin is detected by battery types to identify battery types, Yi Jichong
Electric size of current.
Preferably, above-mentioned intelligent charger, power input interface have 5 cores, friendship can be realized by replacing cable
Flow plant-grid connection and DC power supply access.
In general, by the above technical scheme conceived by the present invention compared with prior art, it can obtain down and show
Beneficial effect：
(1) intelligent charger provided by the invention can adapt to the charging of access multiple battery automatically, and there is electricity to show
Function；And electric main and 24V Vehicular direct-current power supplys can be adapted to by same interface；
(2) intelligent charger provided by the invention due to possessing automatic identification function, has general utility functions, fits
For charging to plurality of devices, and different batteries to be charged can be directed to using default charging current value, be particularly suitable for
It charges to a variety of military communications equipment lithium batteries, when use only needs to change charge cable, reaches and efficiently charges and wide
The purpose that scope charges.
Description of the drawings
Fig. 1 is the principle schematic of one embodiment of intelligent charger provided by the invention；
Fig. 2 is the control function composition schematic diagram of one embodiment of intelligent charger provided by the invention；
Fig. 3 is the operational process schematic diagram of one embodiment of intelligent charger provided by the invention.
Fig. 4 is the battery identification flow diagram in one embodiment of intelligent charger provided by the invention；
Fig. 5 is the battery capacity testing process schematic diagram in one embodiment of intelligent charger provided by the invention；
Fig. 6 is the Charge Management flow diagram of one embodiment of intelligent charger provided by the invention.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is 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.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
Conflict is not formed each other to can be combined with each other.
Reference Fig. 1 is the functional block diagram of one embodiment of intelligent charger provided by the invention, including power input
Interface, AC-DC flyback converter, input filter isolated location, input selection unit, main control unit, DC-DC are synchronous
Converter, state indication unit and output interface；
Wherein, power input interface compatibility 220V AC powers and the access of 24V DC power supplies；It is handed over for the 220V of access
Galvanic electricity source is then sent to AC-DC flyback converter and carries out ac-dc conversion processing, obtains the first DC voltage；For access
24V DC power supplies, then be sent to input filter isolated location and be filtered isolation processing, obtain the second DC voltage；Input
Selecting unit is then used to select one from first, second DC voltage and carries out rectifying and wave-filtering to selected DC voltage；
The voltage input end of DC-DC synchronization converter is connected with the first output terminal of input selection unit, control terminal
It is connected with the output terminal of main control unit, for carrying out voltage to the output voltage of input selection unit under the control of main control unit
Conversion；
Second output terminal of first, second input terminal of main control unit with input selection unit is connected, the 3rd input terminal
It is connected with output interface；For inputting detection and battery identification, and it is used to implement the operational monitoring and protection of entire charging unit.
DC-DC synchronization converter can both receive the direct current handled by isolation filter and input, and can also receive and be inputted by external communication
By the input of AC-DC flyback converter treated direct current；The output terminal of output interface converter synchronous with DC-DC
It is connected；Output interface is used to connect the interface of external battery to be charged as this intelligent charger, has 1wire communication interfaces
And battery types detection pin.
Wherein, AC-DC flyback converter uses reverse exciting topological structure, including input filter unit, active power
Factor correction circuit, flyback DC/DC translation circuits and protection control unit；The input terminal conduct exchange of input filter unit-
The input terminal of direct current flyback converter, the first input end of active power factor circuit for rectifying and the output terminal of input filter unit
It is connected, the second input terminal is with protecting the output terminal of control unit to be connected；The first input end of flyback DC/DC translation circuits with it is active
The output terminal of power factor correction circuit is connected, and the second input terminal is with protecting the output terminal of control unit to be connected；Protection control is single
The input terminal of member is connected with the output terminal of flyback DC/DC translation circuits；The output terminal conduct exchange of flyback DC/DC translation circuits-
The output terminal of direct current flyback converter.It protects control unit using pwm chip realization, for adjusting and control makes output
It with stable voltage and shields, transfer efficiency is up to 95%.
Input selection unit includes the input selection circuit and current rectifying and wave filtering circuit that are sequentially connected；Input selection circuit it is defeated
Enter input terminal of the end as input selection unit, the output terminal of the output terminal of current rectifying and wave filtering circuit as input selection unit.
Main control unit includes input detection unit, reduction voltage circuit, control chip, battery charging management unit and battery detecting
Protection location；First input end of the input terminal of input detection unit as main control unit, the input terminal of reduction voltage circuit is as master
Control the second input terminal of unit, the 3rd input terminal of the input terminal of battery detecting protection location as main control unit；
The first input end of control chip is connected with the output terminal of input detection unit, the second input terminal and reduction voltage circuit
Output terminal is connected, and the 3rd input terminal is connected with the first output terminal of battery detecting protection location；
The first input end of battery charging management unit is connected with the output terminal of main control chip, and the second input terminal is examined with battery
The second output terminal for surveying protection location is connected；Output terminal of the output terminal of battery charging management unit as main control unit.
DC-DC synchronization converter includes the DC/DC pressure units being sequentially connected and output filter unit；DC/DC drops
Voltage input end of the first input end of unit as DC-DC synchronization converter is pressed, the second input terminal is as DC-DC
The control terminal of synchronous converter.
In embodiment, the voltage detecting of input detection unit is obtained using after electric resistance partial pressure by the progress ADC conversions of control chip
Obtain digital signal；The voltage detecting of battery detecting protection location is also in the same way.Input selection circuit is by field-effect tube
Control prevents direct current from inputting the anti-output terminal for pouring into AC-DC flyback converter.Reduction voltage circuit uses linear voltage regulator, uses
Chip power supply is controlled in giving.Chip is controlled to use 8 chip microcontrollers.Battery charging management unit is using synchronization PWM control cores
Piece, output current can be configured by serial port communication data, realize output voltage control.
In embodiment, state indication unit uses LED light, specifically, expression electricity is combined by 4 LED light, by 2
A LED light is combined expression battery types, wherein 1 LED light represents 7.2V, another 1 LED light represents 14.4V, working condition
It is indicated by 1 dual-colored LED lamp.
It is the main control unit functional schematic of embodiment with reference to Fig. 2, specifically includes 1wire consultative managements, status monitoring, fills
Fulgurite is managed and interrupt management；
Wherein, 1wire consultative managements include protocol initializing, data sending and reception, 1wire agreements be used to implement with
The basic agreement that external intelligent battery to be charged communicates, for reading battery data in battery identification；Status monitoring
Including battery types identification, electric power detection and display, charging current detection, output voltage detection and indicating fault and protection；
Charge Management includes charging current setting, output voltage adjustment, output ON/OFF control；Interrupt management is included in house dog
Disconnected and timer interruption.
Battery detecting protection location detects battery capacity, charging current and is sent to control chip in real time, controls chip root
According to the testing number received it is judged that currently whether there is failure；If there are failures, shown currently by state indication unit
Failure, and pass through battery charging management unit control DC-DC synchronization converter and perform troubleshooting；Pass through if fault-free
State indication unit shows electricity.Charge Management unit adjusts charging modes according to the aerial signal that control chip is sent, in electricity
Pond terminal voltage is charged when being less than constant-voltage charge threshold value using current constant mode, and battery terminal voltage is adopted when being equal to constant-voltage charge threshold value
It is charged with constant voltage mode；Interrupt management is for initializing system break setting, when generating interruption, handles interrupt requests.
Interruption for base when providing a system to, interrupt to restart system when controlling chip program run-time error by house dog.
Fig. 3 is the operational process schematic diagram of intelligent charger provided in an embodiment of the present invention, specific as follows：
(1) equipment self-inspection is carried out, failure is first judged whether, if so, entering step (2)；If it is not, it then enters step
(3)；
(2) indicating fault and protection are carried out, and enters step (1)；
(3) equipment initialization is carried out, and carries out battery identification, judges whether to have accessed battery, if otherwise carrying out again
Battery identification, if then entering step (4)；
(4) carry out electric power detection and show electricity；If electricity has been expired, charging output is turned off；If it is not, it then enters step
(5)；
(5) charging modes are set according to the type of access battery, Charge Management is carried out in charging process, detection in real time is filled
Electric current judges that electric current whether beyond preset value, is exported and entered step (2) if so, shut-off is charged；If it is not, then into step
Suddenly (4).
It is the flow diagram of the battery identification of intelligent charger provided in an embodiment of the present invention with reference to Fig. 4, specifically such as
Under：
(1) battery terminal voltage is detected, voltage value is determined whether, if nothing, returns to interface battery status, have more, then enter
Step (2)；
(2) recording voltage value, and pass through 1wire communication protocols and send, receive data, and judge whether to receive data, if
It is then to enter step (3), if it is not, then entering step (4)；
(3) battery capacity is read, and reads maximum charging current, is entered step (5)；
(4) detect battery terminal voltage and obtain the pin connection mode of output interface cable, enter step (5)；
(5) battery types, and feedback interface battery status are judged.
Detectable battery types include supporting the battery of 1wire communication protocols and 1wire are not supported to communicate in embodiment
The battery of agreement.For supporting the battery of 1wire communication protocols, by communication protocol according to the battery information read from battery
Charging current and charging voltage to be set to realize that precision current charges.For not supporting 1wire communication protocols, then first detection is electric
Pond terminal voltage, then detect with which kind of battery is the pin connection mode of cable be judged as, then filled according to pre-set current value
Electricity.
With reference to Fig. 5, it is the flow diagram that intelligent charger provided in an embodiment of the present invention carries out electric power detection, passes through
Battery terminal voltage is detected, voltameter is then inquired about according to voltage value to judge current electric quantity and show.
It is the flow diagram that intelligent charger provided in an embodiment of the present invention carries out Charge Management, specifically with reference to Fig. 6
It is as follows：
(1) suitable charging current, charge voltage range are set according to battery types by battery charging management unit；
(2) judge whether battery terminal voltage is more than constant voltage threshold value, if so, entering step (3)；
(3) charge mode is arranged to constant-current charge, and charging current is set, entered step (5)；
(4) charge mode is arranged to constant-voltage charge, and output voltage is set, entered step (5)；
(5) output of charging is opened.
The intelligent charger that embodiment provides has the function of that charging current is adaptive.For adaptation multiple battery, automatically
Battery charge is adapted to, suitable charging current value is preset to all kinds of batteries to be charged, reaches efficiently charging and wide scope and fills
The purpose of electricity.Test data shows that the intelligent charger for supporting the battery of 1wire agreements that can realize accurate charging, holds
Lithium battery group of the amount less than 10AH interior when 2 is small can be full of, and the battery pack of 20AH interior when 3.5 is small can be full of.
The intelligent charger that embodiment provides realizes that alternating current and direct current integrally inputs, using two kinds of power supply topologies grades
The mode of connection realizes the access of AC and DC, and guaranteed efficiency is more than 85%, and it is various for can be widely applied to during individual combat
Radio station and communication equipment battery charge, from the limitation of power supply.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles of the invention etc., should all include
Within protection scope of the present invention.
Claims (9)
1. a kind of intelligent charger, which is characterized in that including power input interface, AC-DC flyback converter, input filter
Ripple isolated location, input selection unit, main control unit, DC-DC synchronization converter and output interface；
The power input interface compatibility 220V AC powers and the access of 24V DC power supplies；For the 220V alternating currents of access
Source is then sent to AC-DC flyback converter and carries out ac-dc conversion processing, obtains the first DC voltage；For access
24V DC power supplies are then sent to input filter isolated location and are filtered isolation processing, obtain the second DC voltage；Input choosing
Unit is selected then to be used to select one from first, second DC voltage and carry out rectifying and wave-filtering to selected DC voltage；
The voltage input end of the DC-DC synchronization converter is connected with the first output terminal of input selection unit, control terminal
It is connected with the first output terminal of main control unit, for being carried out under the control of main control unit to the output voltage of input selection unit
Voltage transformation；
Second output terminal of first, second input terminal of the main control unit with input selection unit is connected, the 3rd input terminal
It is connected with output interface；For inputting detection and battery identification, and it is used to implement the operational monitoring and protection of entire charging unit；
The output terminal of one end of output interface converter synchronous with DC-DC is connected；The other end is as this intelligent charger
For connecting the interface of external battery to be charged.
2. intelligent charger as described in claim 1, which is characterized in that the AC-DC flyback converter includes defeated
Enter filter unit, active power factor circuit for rectifying, flyback DC/DC translation circuits and protection control unit；
Wherein, input terminal of the input terminal of input filter unit as AC-DC flyback converter, active power factor correction
The first input end of circuit is connected with the output terminal of input filter unit, the second input terminal and the output terminal phase for protecting control unit
Even；The first input end of flyback DC/DC translation circuits is connected with the output terminal of active power factor circuit for rectifying, the second input terminal
It is connected with the output terminal for protecting control unit；Protect the output terminal phase of the input terminal and flyback DC/DC translation circuits of control unit
Even；Output terminal of the output terminal of flyback DC/DC translation circuits as AC-DC flyback converter.
3. intelligent charger as claimed in claim 1 or 2, which is characterized in that the input selection unit includes phase successively
Input selection circuit and current rectifying and wave filtering circuit even；Input terminal of the input terminal of input selection circuit as input selection unit,
Output terminal of the output terminal of current rectifying and wave filtering circuit as input selection unit.
4. intelligent charger as claimed in claim 1 or 2, which is characterized in that it is single that the main control unit includes input detection
Member, reduction voltage circuit, control chip, battery charging management unit and battery detecting protection location；The input terminal of input detection unit
As the first input end of main control unit, the second input terminal of the input terminal of reduction voltage circuit as main control unit, battery detecting is protected
Protect threeth input terminal of the input terminal of unit as main control unit；
The first input end of the control chip is connected with the output terminal of input detection unit, the second input terminal and reduction voltage circuit
Output terminal is connected, and the 3rd input terminal is connected with the first output terminal of battery detecting protection location；
The first input end of the battery charging management unit is connected with the output terminal of main control chip, and the second input terminal is examined with battery
The second output terminal for surveying protection location is connected；Output terminal of the output terminal of battery charging management unit as main control unit.
5. intelligent charger as claimed in claim 1 or 2, which is characterized in that the DC-DC synchronization converter includes
The DC/DC pressure units and output filter unit being sequentially connected；The first input end of DC/DC pressure units is as DC-DC
The voltage input end of synchronous converter, control terminal of second input terminal as DC-DC synchronization converter.
6. intelligent charger as claimed in claim 1 or 2, which is characterized in that there is the output interface 1wire communications to connect
Mouth and battery types detection pin；For supporting the battery to be charged of 1wire agreements, which is read by 1wire agreements
Data；For not supporting the battery of 1wire agreements, pin is detected by battery types to identify battery types.
7. intelligent charger as claimed in claim 1 or 2, which is characterized in that state indication unit is further included, with master control list
The second output terminal of member is connected, for showing battery capacity, battery types and the working condition of intelligent charger.
8. intelligent charger as claimed in claim 7, which is characterized in that the state indication unit using LED light realize,
Electricity is represented using the combination of 4 LED light, battery types are represented using the combination of 2 LED light, are referred to using 1 dual-colored LED lamp
Show working condition.
9. intelligent charger as claimed in claim 1 or 2, which is characterized in that the power input interface has 5 cores, leads to
It crosses replacement cable and AC power access and DC power supply access can be realized.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110943510A (en) * | 2019-11-15 | 2020-03-31 | 同方电子科技有限公司 | Power supply controller applied to individual communication system |
| CN112260335A (en) * | 2020-09-18 | 2021-01-22 | 中国电子科技集团公司第十八研究所 | Intelligent power manager with multi-channel input and output self-adaption |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5488284A (en) * | 1992-09-30 | 1996-01-30 | Dallas Semiconductor Corporation | Battery charger systems and methods |
| US5847545A (en) * | 1996-02-20 | 1998-12-08 | Superior Communication Products Inc. | Dual A/C and D/C input powered portable battery charger |
| JP2009142135A (en) * | 2007-12-11 | 2009-06-25 | Hitachi Koki Co Ltd | Charging device |
| CN101976863A (en) * | 2010-09-29 | 2011-02-16 | 惠州Tcl移动通信有限公司 | Movable terminal capable of recognizing type of rechargeable battery |
| CN201774716U (en) * | 2010-08-16 | 2011-03-23 | 上海新华电子设备有限公司 | Constant-current driving power source for LED illumination |
| CN203387210U (en) * | 2013-06-06 | 2014-01-08 | 惠州市尚联达电子有限公司 | An input and output circuit structure of a mobile power supply |
| CN204205687U (en) * | 2014-12-05 | 2015-03-11 | 重庆希诺达通信有限公司 | A kind of portable multi-function charger |
| CN105119349A (en) * | 2015-09-23 | 2015-12-02 | 天津工业大学 | General smart battery charger |
| WO2017037894A1 (en) * | 2015-09-02 | 2017-03-09 | 三菱電機株式会社 | Power conditioner and storage battery system |
| CN207753480U (en) * | 2018-01-12 | 2018-08-21 | 武汉中电通信有限责任公司 | A kind of intelligent charger |
-
2018
- 2018-01-12 CN CN201810032280.2A patent/CN108110851B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5488284A (en) * | 1992-09-30 | 1996-01-30 | Dallas Semiconductor Corporation | Battery charger systems and methods |
| US5847545A (en) * | 1996-02-20 | 1998-12-08 | Superior Communication Products Inc. | Dual A/C and D/C input powered portable battery charger |
| JP2009142135A (en) * | 2007-12-11 | 2009-06-25 | Hitachi Koki Co Ltd | Charging device |
| CN201774716U (en) * | 2010-08-16 | 2011-03-23 | 上海新华电子设备有限公司 | Constant-current driving power source for LED illumination |
| CN101976863A (en) * | 2010-09-29 | 2011-02-16 | 惠州Tcl移动通信有限公司 | Movable terminal capable of recognizing type of rechargeable battery |
| CN203387210U (en) * | 2013-06-06 | 2014-01-08 | 惠州市尚联达电子有限公司 | An input and output circuit structure of a mobile power supply |
| CN204205687U (en) * | 2014-12-05 | 2015-03-11 | 重庆希诺达通信有限公司 | A kind of portable multi-function charger |
| WO2017037894A1 (en) * | 2015-09-02 | 2017-03-09 | 三菱電機株式会社 | Power conditioner and storage battery system |
| CN105119349A (en) * | 2015-09-23 | 2015-12-02 | 天津工业大学 | General smart battery charger |
| CN207753480U (en) * | 2018-01-12 | 2018-08-21 | 武汉中电通信有限责任公司 | A kind of intelligent charger |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110943510A (en) * | 2019-11-15 | 2020-03-31 | 同方电子科技有限公司 | Power supply controller applied to individual communication system |
| CN110943510B (en) * | 2019-11-15 | 2023-07-04 | 同方电子科技有限公司 | Power supply controller applied to individual communication system |
| CN112260335A (en) * | 2020-09-18 | 2021-01-22 | 中国电子科技集团公司第十八研究所 | Intelligent power manager with multi-channel input and output self-adaption |
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|---|---|
| CN108110851B (en) | 2024-07-09 |
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