CN107204643A - A kind of charge control method and system - Google Patents

A kind of charge control method and system Download PDF

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Publication number
CN107204643A
CN107204643A CN201710427344.4A CN201710427344A CN107204643A CN 107204643 A CN107204643 A CN 107204643A CN 201710427344 A CN201710427344 A CN 201710427344A CN 107204643 A CN107204643 A CN 107204643A
Authority
CN
China
Prior art keywords
voltage
current
matching
adapter
scope
Prior art date
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.)
Pending
Application number
CN201710427344.4A
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Chinese (zh)
Inventor
潘良春
韩洪
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenzhen City Polytron Technologies Inc
Original Assignee
Shenzhen City Polytron Technologies Inc
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Filing date
Publication date
Application filed by Shenzhen City Polytron Technologies Inc filed Critical Shenzhen City Polytron Technologies Inc
Priority to CN201710427344.4A priority Critical patent/CN107204643A/en
Publication of CN107204643A publication Critical patent/CN107204643A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/007Regulation of charging or discharging current or voltage
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2207/00Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J2207/20Charging or discharging characterised by the power electronics converter

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

The present invention relates to a kind of charge control method and system, specifically include:Communication module obtains voltage parameter range and the current parameters scope that adapter is supported;MCU module analysis voltage parameter area and current parameters scope, select matching voltage from voltage parameter range, and matching current is selected from current parameters scope;Matching voltage and matching current are configured to adapter by MCU module;Adapter is charged according to matching voltage and matching current.Obtain the voltage parameter range supported of adapter and current parameters scope and analyzed, determine matching voltage and matching current, matching voltage and matching current are the magnitude of voltage and current value for being best suitable for portable power source charging;Further, charging operations are carried out according to matching voltage and matching current, charge rate can be effectively improved, extend the service life of portable power source.

Description

A kind of charge control method and system
Technical field
The present invention relates to portable power source technical field, more particularly to a kind of charge control method and system.
Background technology
With stepping up for people's living standard, the portable electronic such as smart mobile phone, tablet personal computer and digital camera is set Standby increasingly to popularize, the life of modern can not leave various portable electric appts.Existing portable electric on the market The energy consumption of sub- equipment is higher, the problem of generally existing cruising time is short, and in order to solve this problem, user usually requires to be equipped with and moved Dynamic power supply.
In the prior art, the adapter of portable power source supports multiple voltage/currents, and portable power source can pass through multiple electricity Pressure/electric current is charged, as long as these voltage/currents are in the parameter area of portable power source, by these voltage/currents all Can mobile voltage is fully charged.But, the voltage/current being only best suitable for could realize most quick charge, and can Ensure the service life of battery core.Therefore, how industry urgent need to resolve selects most suitable filled out of multiple voltage/currents Electricity.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention proposes a kind of charge control method and system, can be from many The most suitable magnitude of voltage of selection and current value are charged in individual voltage/current, improve charge rate, extend making for portable power source Use the life-span.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of charge control method, specifically includes step:
S1. voltage parameter range and current parameters scope that adapter is supported are obtained;
S2. analysis voltage parameter area and current parameters scope, select matching voltage from voltage parameter range, from electric current Matching current is selected in parameter area;
S3. matching voltage and matching current are configured to adapter;
S4. adapter is charged according to matching voltage and matching current.
The beneficial effects of the present invention are:The voltage parameter range and current parameters scope that acquisition adapter is supported are gone forward side by side Row analysis, determines matching voltage and matching current, and matching voltage and matching current are the magnitude of voltage for being best suitable for portable power source charging And current value;Further, charging operations are carried out according to matching voltage and matching current, charge rate can be effectively improved, extended The service life of portable power source.
Further, in the step 1, the voltage parameter range includes multigroup magnitude of voltage, the current parameters scope Including multigroup current value.
Further, in the step 1, obtain after voltage parameter range and current parameters scope, respectively to multigroup voltage Value and multigroup current value are ranked up.
Further, in the S2, voltage parameter range is analyzed according to default voltage max, according to default Current maxima current parameters scope is analyzed;
The matching voltage is the magnitude of voltage that voltage max is no more than in voltage parameter range, and the matching current is electricity Flow the current value that current maxima is no more than in parameter area.
Further, in the S4, during charging, matching current is configured to DCDC modules, passes through DCDC moulds The size of block control electric current.
The technical scheme that the present invention solves above-mentioned technical problem is as follows:A kind of charge control system, including adapter, Type-C interfaces, communication module, DCDC modules and MCU module, the adapter are connected with Type-C interfaces, and the Type-C connects Mouth is connected by communication module and DCDC modules with MCU module respectively;Wherein:
Communication module, for obtaining voltage parameter range and current parameters scope that adapter supported and being sent to MCU Module;
MCU module, for analysis voltage parameter area and current parameters scope, the selection matching electricity from voltage parameter range Pressure, selects matching current, and matching voltage and matching current are configured to adapter from current parameters scope;
Adapter, for being charged according to matching voltage and matching current.
Further, the voltage parameter range that the adapter is supported includes multigroup magnitude of voltage, and the adapter is propped up The current parameters scope held includes multigroup current value.
Further, the MCU module includes sequencing unit, for obtaining voltage parameter range and current parameters scope Afterwards, multigroup magnitude of voltage and multigroup current value are ranked up respectively.
Further, the MCU module is analyzed voltage parameter range according to default voltage max, described MCU module is analyzed current parameters scope according to default current maxima;
The matching voltage is the magnitude of voltage that voltage max is no more than in voltage parameter range, and the matching current is electricity Flow the current value that current maxima is no more than in parameter area.
Further, matching current is configured to DCDC modules by the MCU module, passes through the big of DCDC module control electric currents It is small.
Brief description of the drawings
Fig. 1 is a kind of module diagram of charge control system of the invention;
Fig. 2 is a kind of flow chart of charge control method of the invention;
Fig. 3 is the circuit theory diagrams of communication module of the present invention;
Fig. 4 is the circuit theory diagrams of MCU module of the present invention.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and It is non-to be used to limit the scope of the present invention.
As shown in figure 1, Fig. 1 is a kind of module diagram of charge control system of the invention.A kind of charge control system, bag Include adapter 1, Type-C interfaces 2, communication module 3, DCDC modules 4 and MCU module 5, the adapter 1 and Type-C interfaces 2 It is connected, the Type-C interfaces 2 are connected by communication module 3 and DCDC modules 4 with MCU module 5 respectively.Communication module 3 is used for Obtain the voltage parameter range supported of adapter 1 and current parameters scope and be sent to MCU module 5;MCU module 5 is used to divide Voltage parameter range and current parameters scope are analysed, matching voltage is selected from voltage parameter range, is selected from current parameters scope Matching current is selected, and matching voltage and matching current are configured to adapter 1;Adapter 1 is used for according to matching voltage and matching Electric current is charged.
As shown in Fig. 2 Fig. 2 is a kind of flow chart of charge control method of the invention.Accordingly, a kind of charge control side Method, specifically includes step:
S1. voltage parameter range and current parameters scope that adapter 1 is supported are obtained;
S2. analysis voltage parameter area and current parameters scope, select matching voltage from voltage parameter range, from electric current Matching current is selected in parameter area;
S3. matching voltage and matching current are configured to adapter 1;
S4. adapter 1 is charged according to matching voltage and matching current.
Obtain the voltage parameter range supported of adapter 1 and current parameters scope and analyzed, determine matching voltage And matching current, matching voltage and matching current are the magnitude of voltage and current value for being best suitable for portable power source charging, by matching electricity Pressure and matching current can realize the charging of most rapid rate under the premise that security is guaranteed;Further, according to matching voltage and Distribution stream carries out charging operations, can effectively improve charge rate, extends the service life of portable power source.
In the step 1, the voltage parameter range includes multigroup magnitude of voltage, and the current parameters scope includes multigroup electricity Flow valuve.Accordingly, the voltage parameter range that the adapter 1 is supported includes multigroup magnitude of voltage, what the adapter 1 was supported Current parameters scope includes multigroup current value.Wherein, magnitude of voltage one current value of correspondence.For example, the support of adapter 1 5V, 9V, 12V, 15V, 16V, 18V and 20V magnitude of voltage, each magnitude of voltage have a current value to correspond to therewith, such as 16V correspondences Current value be 5A.The purpose of the present invention is exactly to select to be best suitable for mobile electricity from voltage parameter range and current parameters scope The magnitude of voltage and current value of source charging.
After voltage parameter range and current parameters scope is obtained, multigroup magnitude of voltage and multigroup current value are arranged respectively Sequence, sorting operation is carried out in the sequencing unit of MCU module 5.The purpose of sequence be more easily to select matching voltage and Matching current.
Further, in the S2, voltage parameter range is analyzed according to default voltage max, according to default Current maxima is analyzed current parameters scope;The matching voltage is that voltage max is no more than in voltage parameter range Magnitude of voltage, the matching current be current parameters in the range of be no more than current maxima current value, aforesaid operations are in MCU moulds Carried out in block 5.In the running parameter of portable power source, voltage range and current range are had, according to voltage range and electric current model Enclose and voltage max and current maxima are set in the MCU module 5 in advance, it is multigroup with voltage max and voltage parameter range Magnitude of voltage is contrasted, and the magnitude of voltage that selection is not more than voltage max is used as matching voltage;Joined with current maxima and electric current Multigroup current value of number scope is contrasted, and the current value that selection is not more than current maxima is used as matching current.So, pass through Matching voltage and matching current carry out charging operations to portable power source, it becomes possible to effectively improve charge rate.
In the S4, during charging, matching current is configured to DCDC modules 4 by the MCU module 5, is passed through The size of the control electric current of DCDC modules 4.DCDC modules 4 are used to ensure operating current not over current maxima, prevent movement There is over current fault during work in power supply.
As shown in Figure 3 and Figure 4, Fig. 3 is the circuit theory diagrams of communication module 3 of the present invention, and Fig. 4 is MCU module 5 of the present invention Circuit theory diagrams.The communication module 3 is connected by I2C buses with MCU module 5, SDA pin and the MCU moulds of the communication module 3 The SDA pin of block 5 are connected, and the SCL pin of the communication module 3 are connected with the SCL pin of MCU module 5.
SDA pin and SCL the pin difference of the MCU chip are in series with a resistor, and specifically, the SDA pin of MCU chip are in series with R52, the SCL pin of MCU chip are in series with R51.
Communicated between communication module 3 and MCU module 5 by I2C buses, a serial data line SDA, one is serial Clock line SCL.It is excellent that I2C buses have that interface line is few, control mode simple, device packing forms are small and traffic rate is higher etc. Point, it is adaptable to the peripheral circuit of portable power source.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (10)

1. a kind of charge control method, it is characterised in that specifically include step:
S1. voltage parameter range and current parameters scope that adapter is supported are obtained;
S2. analysis voltage parameter area and current parameters scope, select matching voltage from voltage parameter range, from current parameters Matching current is selected in scope;
S3. matching voltage and matching current are configured to adapter;
S4. adapter is charged according to matching voltage and matching current.
2. a kind of charge control method according to claim 1, it is characterised in that in the step 1, the voltage parameter Scope includes multigroup magnitude of voltage, and the current parameters scope includes multigroup current value.
3. a kind of charge control method according to claim 2, it is characterised in that in the step 1, obtains voltage parameter After scope and current parameters scope, multigroup magnitude of voltage and multigroup current value are ranked up respectively.
4. a kind of charge control method according to claim 1, it is characterised in that in the S2, according to default voltage Maximum is analyzed voltage parameter range, and current parameters scope is analyzed according to default current maxima;
The matching voltage is the magnitude of voltage that voltage max is no more than in voltage parameter range, and the matching current is joined for electric current The current value of current maxima is no more than in number scope.
5. a kind of charge control method according to claim 1, it is characterised in that in the S4, during charging, Matching current is configured to DCDC modules, passes through the size of DCDC module control electric currents.
6. a kind of charge control system, it is characterised in that including adapter, Type-C interfaces, communication module, DCDC modules and MCU module, the adapter is connected with Type-C interfaces, the Type-C interfaces respectively by communication module and DCDC modules with MCU module is connected;Wherein:
Communication module, for obtaining voltage parameter range and current parameters scope that adapter supported and being sent to MCU module;
MCU module, for analysis voltage parameter area and current parameters scope, selects matching voltage from voltage parameter range, Matching current is selected from current parameters scope, and matching voltage and matching current are configured to adapter;
Adapter, for being charged according to matching voltage and matching current.
7. a kind of charge control system according to claim 1, it is characterised in that the voltage ginseng that the adapter is supported Number scope includes multigroup magnitude of voltage, and the current parameters scope that the adapter is supported includes multigroup current value.
8. a kind of charge control system according to claim 1, it is characterised in that the MCU module includes sequencing unit, For after voltage parameter range and current parameters scope is obtained, being ranked up respectively to multigroup magnitude of voltage and multigroup current value.
9. a kind of charge control system according to claim 1, it is characterised in that the MCU module is according to default electricity Pressure maximum is analyzed voltage parameter range, and the MCU module is according to default current maxima to current parameters scope Analyzed;
The matching voltage is the magnitude of voltage that voltage max is no more than in voltage parameter range, and the matching current is joined for electric current The current value of current maxima is no more than in number scope.
10. a kind of charge control system according to claim 1, it is characterised in that the MCU module matches somebody with somebody matching current DCDC modules are put, pass through the size of DCDC module control electric currents.
CN201710427344.4A 2017-06-08 2017-06-08 A kind of charge control method and system Pending CN107204643A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710427344.4A CN107204643A (en) 2017-06-08 2017-06-08 A kind of charge control method and system

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Application Number Priority Date Filing Date Title
CN201710427344.4A CN107204643A (en) 2017-06-08 2017-06-08 A kind of charge control method and system

Publications (1)

Publication Number Publication Date
CN107204643A true CN107204643A (en) 2017-09-26

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CN201710427344.4A Pending CN107204643A (en) 2017-06-08 2017-06-08 A kind of charge control method and system

Country Status (1)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080218124A1 (en) * 2007-03-05 2008-09-11 Chervon Limited Lithium battery pack and system for charging the same
CN101552541A (en) * 2008-12-08 2009-10-07 厦门大学 Universal power adapter
CN105978101A (en) * 2016-06-30 2016-09-28 联想(北京)有限公司 Portable power source charging method, power source adapter and portable power source
CN207082866U (en) * 2017-06-08 2018-03-09 深圳市倍斯特科技股份有限公司 A kind of charge control system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080218124A1 (en) * 2007-03-05 2008-09-11 Chervon Limited Lithium battery pack and system for charging the same
CN101552541A (en) * 2008-12-08 2009-10-07 厦门大学 Universal power adapter
CN105978101A (en) * 2016-06-30 2016-09-28 联想(北京)有限公司 Portable power source charging method, power source adapter and portable power source
CN207082866U (en) * 2017-06-08 2018-03-09 深圳市倍斯特科技股份有限公司 A kind of charge control system

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Application publication date: 20170926