CN107666167A - A kind of novel three-stage charging management method and device - Google Patents
A kind of novel three-stage charging management method and device Download PDFInfo
- Publication number
- CN107666167A CN107666167A CN201711162190.7A CN201711162190A CN107666167A CN 107666167 A CN107666167 A CN 107666167A CN 201711162190 A CN201711162190 A CN 201711162190A CN 107666167 A CN107666167 A CN 107666167A
- Authority
- CN
- China
- Prior art keywords
- charge
- constant
- charging
- voltage
- novel
- 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
Links
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
- H02J7/007—Regulation of charging or discharging current or voltage
Abstract
The present invention relates to power technique fields, disclose a kind of novel three-stage charging management method and device, by carrying out three stage charging system control to battery, and monitor charged state；When in constant-voltage charge, judge whether charging current is less than switching current value or whether constant-voltage charge reaches preset duration；When charging current is less than switching current value or constant-voltage charge reaches preset duration, floating charge pattern is triggered.The timing controlled of setting and floating charge of the present invention to low float charge voltage, can effectively reduce battery thermal runaway and the possibility of battery dehydration generation, undercharge caused by can avoiding floating charge time deficiency again.
Description
Technical field
The present invention relates to power technique fields, more particularly to a kind of novel three-stage charging management method and device.
Background technology
Three stage charging system technology is to compensate for the self discharge of battery using floating charge, maintains oxygen cycle, supplements electricity
To ensure that battery is full of.If floating charge electric current of the prior art, voltage and charging interval setting are improper, easily damage is electric
More problems are done in pond, generation, such as：
When float charge voltage is higher, battery easily overheats, and can not only evaporate electrolyte, causes the loss of battery capacity, also has
Thermal runaway may occur due to accumulation of heat；Float charge voltage value is too low, easily causes undercharge, and GND can not be thorough
Reduce, sulphate crystal can be accumulated on electrode, cause battery capacity decay and shorter battery life.Importantly, new battery
Preferable floating charge constant pressure value can be no longer applicable with cell degradation.In addition, floating charge overlong time easily causes over-charging of battery.
The content of the invention
The present invention provides a kind of novel three-stage charging management method and device, solves three stage charging system in the prior art and floats
It is improper to fill charging current, voltage and charging interval setting, easily damages the technical problem of battery.
The purpose of the present invention is achieved through the following technical solutions：
A kind of novel three-stage charging management method, including：
Three stage charging system control is carried out to battery, and monitors charged state, wherein, the three stage charging system include constant-current charge,
Constant-voltage charge and floating charge；
When in constant-voltage charge, when judging whether charging current reach default less than switching current value or constant-voltage charge
It is long；
When charging current is less than switching current value or constant-voltage charge reaches preset duration, floating charge pattern is triggered, wherein, float
The charging voltage of charging is less than the charging voltage of constant-voltage charge.
A kind of novel three-stage charging controller, including：
Control module, for carrying out three stage charging system control to battery, and charged state is monitored, wherein, the three stage charging system
Including constant-current charge, constant-voltage charge and floating charge；
First judge module, for when in constant-voltage charge, judging whether charging current is less than switching current value or constant pressure is filled
Whether electricity reaches preset duration；
Trigger module, for when charging current is less than switching current value or constant-voltage charge reaches preset duration, triggering floating charge to be filled
Power mode, wherein, the charging voltage of floating charge is less than the charging voltage of constant-voltage charge.
The present invention provides a kind of novel three-stage charging management method and device, by carrying out three stage charging system control to battery
System, and monitor charged state；When in constant-voltage charge, judge whether charging current is less than switching current value or constant-voltage charge and is
It is no to reach preset duration；When charging current is less than switching current value or constant-voltage charge reaches preset duration, floating charge is triggered
Pattern.The present invention can be needed by that can set the three-stage parameter of different model battery with tackling the charging of different type battery
Ask.The timing controlled of setting and floating charge to low float charge voltage, can effectively reduce battery thermal runaway and battery dehydration occurs
Possibility, undercharge caused by can avoiding floating charge time deficiency again.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
The accompanying drawing needed to use is briefly described, it should be apparent that, drawings in the following description are only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be obtained according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of flow chart of novel three-stage charging management method of the embodiment of the present invention；
Fig. 2 is a kind of structural representation of novel three-stage charging controller of the embodiment of the present invention.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, it is below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is further detailed explanation.
As shown in figure 1, be a kind of novel three-stage charging management method provided in an embodiment of the present invention, including：
Step 101, three stage charging system control is carried out to battery, and monitor charged state；
Wherein, the three stage charging system includes constant-current charge, constant-voltage charge and floating charge.
Before step 101, it can also include：
Step 101-1, reversal connection detection is carried out to rechargeable battery, when occurring without reversal connection situation, charge loop conducting, proceeded by
Charging.
Step 101-2, constant-voltage charge duration threshold value and floating charge duration threshold value are set.
Step 102, when in constant-voltage charge, judge whether charging current be less than switching current value or constant-voltage charge
Reach preset duration；
Step 103, when charging current is less than switching current value or constant-voltage charge and reaches preset duration, trigger floating charge mould
Formula.
Wherein, the charging voltage of floating charge is less than the charging voltage of constant-voltage charge.
It can also include after step 103：
Step 103-1, judge whether floating charge duration reaches preset value；
Step 103-2, when floating charge duration reaches preset value, charge closing loop, charging is stopped.
The embodiments of the invention provide a kind of novel three-stage charging management method, by carrying out three stage charging system to battery
Control, and monitor charged state；When in constant-voltage charge, judge whether charging current is less than switching current value or constant-voltage charge
Whether preset duration is reached；When charging current is less than switching current value or constant-voltage charge reaches preset duration, triggering floating charge is filled
Power mode.The present invention can be by that can set the three-stage parameter of different model battery, to tackle the charging of different type battery
Demand.The timing controlled of setting and floating charge to low float charge voltage, it can effectively reduce battery thermal runaway and battery dehydration hair
Raw possibility, undercharge caused by can avoiding floating charge time deficiency again.
The embodiment of the present invention additionally provides a kind of novel three-stage charging controller, as shown in Fig. 2 including：
Control module 210, for carrying out three stage charging system control to battery, and charged state is monitored, wherein, the three-stage is filled
Electricity includes constant-current charge, constant-voltage charge and floating charge；
First judge module 220, for when in constant-voltage charge, judging whether charging current is less than switching current value or constant pressure
Whether charging reaches preset duration；
Trigger module 230, for when charging current is less than switching current value or constant-voltage charge reaches preset duration, triggering floating charge
Charge mode, wherein, the charging voltage of floating charge is less than the charging voltage of constant-voltage charge.
Wherein, can also include：
Reverse connecting protection module 240, for carrying out reversal connection detection to rechargeable battery, when occurring without reversal connection situation, charge loop is led
It is logical, proceed by charging.
Second judge module 250, for judging whether floating charge duration reaches preset value；And it is up to when floating charge
During to preset value, charge closing loop, stop charging.
Time block 260, for setting constant-voltage charge duration threshold value and floating charge duration threshold value.
The present invention passes through the pwm circuit inside processor, adjustable source, to realize the control of three stage charging system.Electricity
Pond carries out constant current, constant pressure, floating charge successively（Relatively low constant pressure）Charging.Cell voltage and constant pressure value or floating are amplified by first comparator
The difference of pressure value, amplify the difference of battery current and constant current value by the second comparator, by PWM regulation power supplies, realize three-stage
Charging.
Because cell voltage is higher, Vin, i.e. battery charging voltage, battery charge are obtained by electric resistance partial pressure, decompression
Then represented by the pressure drop Iin of concatenation small resistor.Lead-acid battery cell voltage potential when electricity is relatively low is relatively low, when charging starts,
Vin is relatively low, and first comparator is operated in inelastic region, saturation output high level；And Iin it is higher when, the second comparator saturation is defeated
Go out low level.The level of first comparator and the output of the second comparator is detected by processor.The Pctrl pin values of processor
Level is determined by the output of the second comparator：When Iin is less than I1s, the rise of the Pctrl pins value of processor, PWM duty cycle and
Charger secondary coil voltage raises, and so as to raise Iin, vice versa.Until the constant current value I1s of the close enough settings of Iin, second
Comparator is operated in linear zone, realizes constant-current charge.With the progress of constant-current charge, cell voltage potential raises with battery electric quantity, is
Maintenance Iin is constant, and when Vin gradually rises up to constant pressure value V1s, first comparator also enters linear zone.When first comparator is defeated
When going out value and being less than the second comparator output valve, the Pctrl pins value of processor is determined by the output of first comparator.Similarly, it is electric
Pond charging voltage maintains V1s, is constant-voltage charge.
In addition, a kind of novel three-stage charging controller in the embodiment of the present invention, can also include radio communication mold
Block, it can be connected by bluetooth, wifi with control terminal, realize the setting to the low float charge voltage of charge parameter, floating charge timing.
The present invention is described in detail above, principle and embodiment party of the specific case used herein to the present invention
Formula is set forth, and the explanation of above example is only intended to help the method and its core concept for understanding the present invention；It is meanwhile right
In those of ordinary skill in the art, according to the thought of the present invention, change is had in specific embodiments and applications
Part, in summary, this specification content should not be construed as limiting the invention.
Claims (8)
- A kind of 1. novel three-stage charging management method, it is characterised in that including：Three stage charging system control is carried out to battery, and monitors charged state, wherein, the three stage charging system include constant-current charge, Constant-voltage charge and floating charge；When in constant-voltage charge, when judging whether charging current reach default less than switching current value or constant-voltage charge It is long；When charging current is less than switching current value or constant-voltage charge reaches preset duration, floating charge pattern is triggered, wherein, float The charging voltage of charging is less than the charging voltage of constant-voltage charge.
- 2. novel three-stage charging management method according to claim 1, it is characterised in that described that three sections are carried out to battery Before the step of formula charge control, in addition to：Reversal connection detection is carried out to rechargeable battery, when occurring without reversal connection situation, charge loop conducting, proceeds by charging.
- 3. novel three-stage charging management method according to claim 2, it is characterised in that described when charging current is less than When switching current value or constant-voltage charge reach preset duration, trigger floating charge pattern the step of after, including：Judge whether floating charge duration reaches preset value；When floating charge duration reaches preset value, charge closing loop, stop charging.
- 4. novel three-stage charging management method according to claim 3, it is characterised in that described that three sections are carried out to battery Formula charge control, and the step of monitor charged state before, including：Constant-voltage charge duration threshold value and floating charge duration threshold value are set.
- A kind of 5. novel three-stage charging controller, it is characterised in that including：Control module, for carrying out three stage charging system control to battery, and charged state is monitored, wherein, the three stage charging system Including constant-current charge, constant-voltage charge and floating charge；First judge module, for when in constant-voltage charge, judging whether charging current is less than switching current value or constant pressure is filled Whether electricity reaches preset duration；Trigger module, for when charging current is less than switching current value or constant-voltage charge reaches preset duration, triggering floating charge to be filled Power mode, wherein, the charging voltage of floating charge is less than the charging voltage of constant-voltage charge.
- 6. novel three-stage charging controller according to claim 5, it is characterised in that also include：Reverse connecting protection module, for carrying out reversal connection detection to rechargeable battery, when occurring without reversal connection situation, charge loop conducting, Proceed by charging.
- 7. novel three-stage charging controller according to claim 6, it is characterised in that also include：Second judge module, for judging whether floating charge duration reaches preset value；And when floating charge duration reaches default During value, charge closing loop, stop charging.
- 8. novel three-stage charging controller according to claim 7, it is characterised in that also include, time block, use In setting constant-voltage charge duration threshold value and floating charge duration threshold value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711162190.7A CN107666167A (en) | 2017-11-21 | 2017-11-21 | A kind of novel three-stage charging management method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711162190.7A CN107666167A (en) | 2017-11-21 | 2017-11-21 | A kind of novel three-stage charging management method and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107666167A true CN107666167A (en) | 2018-02-06 |
Family
ID=61144625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711162190.7A Pending CN107666167A (en) | 2017-11-21 | 2017-11-21 | A kind of novel three-stage charging management method and device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107666167A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435714A (en) * | 2018-11-28 | 2019-03-08 | 重庆欧锐特科技有限公司 | A kind of wireless charging method of trolley |
| CN110911770A (en) * | 2019-11-26 | 2020-03-24 | Oppo广东移动通信有限公司 | Charging method and device to be charged |
| CN111245085A (en) * | 2020-02-20 | 2020-06-05 | 江苏大学 | Solar double-battery charging and discharging management system and method |
| EP3702885A1 (en) * | 2019-02-28 | 2020-09-02 | Samsung Electronics Co., Ltd. | Method of controlling charging of battery and electronic device to which the method is applied |
| CN112087018A (en) * | 2019-12-09 | 2020-12-15 | 超威电源集团有限公司 | Charger and charging method thereof |
| CN112542861A (en) * | 2019-09-23 | 2021-03-23 | 北京小米移动软件有限公司 | Battery charging method, device and medium |
| CN113381490A (en) * | 2021-04-19 | 2021-09-10 | 超威电源集团有限公司 | Charger and charging method thereof |
| CN113991195A (en) * | 2020-05-19 | 2022-01-28 | 杭州铅锂智行科技有限公司 | Charger and charging method thereof |
| CN115765113A (en) * | 2022-12-15 | 2023-03-07 | 铅锂智行(北京)科技有限公司 | Charger and charging method thereof |
| US11984744B2 (en) | 2019-09-23 | 2024-05-14 | Beijing Xiaomi Mobile Software Co., Ltd. | Battery charging method, apparatus, and medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090295338A1 (en) * | 2008-05-30 | 2009-12-03 | Summit Microelectronics, Inc. | Systems and Methods of Battery Charging with Dynamic Float Voltage |
| CN104682459A (en) * | 2013-11-29 | 2015-06-03 | 北京力源兴达科技有限公司 | Charging circuit based on constant current-constant voltage-floating charging method of lead acid storage battery |
| CN205195325U (en) * | 2015-11-04 | 2016-04-27 | 天长市万德福电子有限公司 | Controlling means and have regulation function's charging system charges |
| CN106685015A (en) * | 2017-03-14 | 2017-05-17 | 江苏美的清洁电器股份有限公司 | Charging method, charging unit and electronic device |
-
2017
- 2017-11-21 CN CN201711162190.7A patent/CN107666167A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090295338A1 (en) * | 2008-05-30 | 2009-12-03 | Summit Microelectronics, Inc. | Systems and Methods of Battery Charging with Dynamic Float Voltage |
| CN104682459A (en) * | 2013-11-29 | 2015-06-03 | 北京力源兴达科技有限公司 | Charging circuit based on constant current-constant voltage-floating charging method of lead acid storage battery |
| CN205195325U (en) * | 2015-11-04 | 2016-04-27 | 天长市万德福电子有限公司 | Controlling means and have regulation function's charging system charges |
| CN106685015A (en) * | 2017-03-14 | 2017-05-17 | 江苏美的清洁电器股份有限公司 | Charging method, charging unit and electronic device |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435714A (en) * | 2018-11-28 | 2019-03-08 | 重庆欧锐特科技有限公司 | A kind of wireless charging method of trolley |
| US11495986B2 (en) | 2019-02-28 | 2022-11-08 | Samsung Electronics Co., Ltd. | Method of controlling charging of battery and electronic device to which the method is applied |
| EP3702885A1 (en) * | 2019-02-28 | 2020-09-02 | Samsung Electronics Co., Ltd. | Method of controlling charging of battery and electronic device to which the method is applied |
| CN112542861A (en) * | 2019-09-23 | 2021-03-23 | 北京小米移动软件有限公司 | Battery charging method, device and medium |
| US11984744B2 (en) | 2019-09-23 | 2024-05-14 | Beijing Xiaomi Mobile Software Co., Ltd. | Battery charging method, apparatus, and medium |
| CN110911770A (en) * | 2019-11-26 | 2020-03-24 | Oppo广东移动通信有限公司 | Charging method and device to be charged |
| CN110911770B (en) * | 2019-11-26 | 2023-06-27 | Oppo广东移动通信有限公司 | Charging method and equipment to be charged |
| CN112087018A (en) * | 2019-12-09 | 2020-12-15 | 超威电源集团有限公司 | Charger and charging method thereof |
| CN111245085A (en) * | 2020-02-20 | 2020-06-05 | 江苏大学 | Solar double-battery charging and discharging management system and method |
| CN111245085B (en) * | 2020-02-20 | 2022-06-21 | 江苏大学 | Solar double-battery charging and discharging management system and method |
| CN113991195A (en) * | 2020-05-19 | 2022-01-28 | 杭州铅锂智行科技有限公司 | Charger and charging method thereof |
| CN113381490A (en) * | 2021-04-19 | 2021-09-10 | 超威电源集团有限公司 | Charger and charging method thereof |
| CN115765113A (en) * | 2022-12-15 | 2023-03-07 | 铅锂智行(北京)科技有限公司 | Charger and charging method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107666167A (en) | A kind of novel three-stage charging management method and device | |
| US10270282B2 (en) | Solar charger comprising a charging unit for charging a power battery to a high voltage, a photo-sensitive unit for detecting light intensity, a switch unit for regulating connection between the charging unit and the power battery, and a control unit for regulating the charging of the power battery based on a saturation level and the light intensity | |
| CN108777339B (en) | Pulse discharge self-heating method and device for lithium ion battery | |
| CN110137628B (en) | Self-heating system and heating method for power battery | |
| CN105375072A (en) | A battery charging method and a battery charging device | |
| CN201750183U (en) | Charge protection device of lithium iron phosphate battery for communication base station | |
| CN102882260A (en) | Lithium battery charging control method with temperature detection function and charger for implementing lithium battery charging control method | |
| CN105449788A (en) | Charging protection circuit | |
| CN107192965A (en) | A kind of dc source aging testing system and its method | |
| CN104578320B (en) | A kind of dynamic nature charging method and device | |
| TWI634722B (en) | Control method for battery parallel connection | |
| CN201282352Y (en) | Management circuit for charging nickel-hydrogen battery | |
| WO2016090852A1 (en) | Terminal device battery and method for control of charge and discharge thereof | |
| CN103633718A (en) | Hybrid feedback type charging circuit, charger and charging method | |
| CN204905945U (en) | Many strings of heavy current equalizer circuit of lithium cell group | |
| CN104659830A (en) | Novel intelligent charger | |
| CN106451658A (en) | Charge/discharge control circuit for forming storage battery | |
| CN203289174U (en) | Full-automatic large-power LED lamp power supply circuit | |
| CN110365075A (en) | A kind of battery charger and method | |
| CN201854071U (en) | Battery pack charging management system | |
| CN202374008U (en) | Mobile phone charging circuit | |
| CN103441314B (en) | A kind of intelligent charging machine charging method | |
| CN204131199U (en) | A kind of control circuit of battery charger | |
| CN106329594B (en) | Device and method for limiting current during charging of battery of energy storage system | |
| CN203071632U (en) | Dual-purpose intelligent charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180206 |
|
| RJ01 | Rejection of invention patent application after publication |