CN104158253A - Intelligent fast charging method - Google Patents
Intelligent fast charging method Download PDFInfo
- Publication number
- CN104158253A CN104158253A CN201410410541.1A CN201410410541A CN104158253A CN 104158253 A CN104158253 A CN 104158253A CN 201410410541 A CN201410410541 A CN 201410410541A CN 104158253 A CN104158253 A CN 104158253A
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- CN
- China
- Prior art keywords
- charging
- temperature
- intelligent
- adapter
- current
- 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
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Classifications
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- 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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides an intelligent fast charging method. The method comprises the following steps: (1) judging adapter charging current I0 and determining adapter rated maximum charging current Imax, (2) determining set threshold current Ii when an adapter enters into an intelligent charging mode according to the Imax, (3) determining whether to enter into the intelligent charging mode according to the charging current I0 and Ii, and entering into the intelligent charging mode if I0 is not smaller than the set threshold current Ii, (4) in the intelligent charging mode, detecting charging temperature, and carrying out first intelligent adjustment if the charging temperature X is higher than a first temperature set value Tb, (5) carrying out second intelligent adjustment if the charging temperature X is higher than a second temperature set value Tp, and (6) if the charging temperature X is higher than a second temperature set value Tp and the charging current I0 is smaller than the preset charging current Ii, quitting the intelligent charging mode. According to the intelligent fast charging method, through the detected product temperature, the intelligent adjustment of charging current is carried out, the efficiency of large current charging is ensured, and the security of the large current charging is ensured at the same time.
Description
Technical field
The present invention relates to a kind of application process of quick charge electronic product.
Background technology
In the electronic product embodiment of design Charge Management, for Charge Management, be all, by charging chip, charging process is carried out to Real-time Monitor Management at present.Wherein, the adjusting of charging is all adjustings of passive dependence charging chip.Intelligent charge is a kind of Charge Management technology on existing Charge Management basis.Product in the process of charging, can be automatically, in real time, testing product temperature intelligently, regulate charging current, thereby control the temperature of product.
In current charging management chip, the large current charge stage is wherein all that charging chip regulates, and in the process of large current charge, electric current is always constant.Make the equipment for large current charge, when charging, temperature can be too high, has potential safety hazard.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of temperature of monitoring in real time charging device in the large current charge stage is provided, and then carries out the intelligent fast charge method of charging current control.
For achieving the above object, the invention provides a kind of intelligent fast charge method, comprise the following steps:
Step 1: the adaptation of carrying out adapter detects, judgement adapter is charging current I instantly
0, measure the specified maximum charging current I of adapter
max;
Step 2, according to I
maxdetermine setting threshold electric current I when adapter enters intelligent charge pattern
i;
Step 3: according to charging current I
0and I
isize determines whether to enter intelligent charge pattern, if I
0be not less than setting threshold electric current I
ienter intelligent charge pattern;
Step 4: detect charging temperature, when charging temperature X is higher than the first desired temperature T
btime, carry out intelligence for the first time and regulate;
Step 5: Real-Time Monitoring charging temperature, when charging temperature X is higher than the second desired temperature T
ptime, carry out intelligence for the second time and regulate;
Step 6: when charging temperature X is lower than the second desired temperature T
pand charging current I
0be less than predefined charging current I
itime, exit intelligent charge pattern;
Described step 3 performs step 4 after definite adapter enters intelligent charge pattern, otherwise does not move; It is mainly to cut off electric current that described intelligence for the first time regulates, and stops charging; Thereby it is to reduce charging temperature X by reducing charging current that described intelligence for the second time regulates.
Charging temperature X is temperature T between the plate of adapter
r1with charging chip temperature T
r2temperature-averaging value.
Described the first desired temperature T
bwith the second desired temperature T
prelation be: T
b> T
p> 0, wherein T
brepresenting that this adapter has entered temperature extremes, is murther state; T
prepresenting that this adapter temperature is higher, in the hole.
Temperature T between check-out console
r1with charging chip temperature T
r2mainly by detection, be connected to that the resistance variations of the thermistor between plate or on charging chip realizes.
At this charging device of intelligence adjusting for the second time, should reach reduction temperature value T
r, described reduction temperature value T
rbe less than the second desired temperature T
p.
Beneficial effect of the present invention: a kind of intelligent fast charge method of the present invention when carrying out large current charge, real-time testing product temperature.By the product temperature detecting, the intelligence of carrying out charging current regulates.Not only guarantee the efficiency of large current charge, also guaranteed the fail safe of large current charge simultaneously.
In order further to understand feature of the present invention and technology contents, refer to following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and explanation use, be not used for the present invention to be limited.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, by the specific embodiment of the present invention is described in detail, will make technical scheme of the present invention and other beneficial effect apparent.
In accompanying drawing,
Fig. 1 is the flow chart of the present invention's intelligence fast charge method;
Fig. 2 is that charging adapter of the present invention enters the software flow pattern after intelligent charge pattern;
Fig. 3 A is the charging temperature detection hardware connection diagram of charging chip of the present invention;
Fig. 3 B is the charging temperature detection hardware connection diagram between charging panel of the present invention.
Embodiment
Technological means and the effect thereof for further setting forth the present invention, taked, be described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
Consult Fig. 1 to Fig. 2, for achieving the above object, the invention provides a kind of intelligent fast charge method and comprise the following steps:
Step 1: the adaptation of carrying out adapter detects, judgement adaptor charge electric current I
0; Measure the specified maximum charging current I of adapter
max.
This charging current I
0the real time charging electric current of adapter, the size of this electric current be mainly used in judging this adapter whether go out with large current charge mode under.
Step 2, according to I
maxdetermine setting threshold electric current I when adapter enters intelligent charge pattern
i;
Step 3: according to charging current I
0and I
isize determines whether to enter intelligent charge pattern, if I
0be not less than setting threshold electric current I
ienter intelligent charge pattern;
I generally
isubstantially with I
maxsize is identical, but along with this adapter Applicative time and problem of aging, its I
iwith I
maxsize likely different.
When this adapter is at large current charge in the situation that, enter intelligent charge pattern, wherein I
ibe exactly whether the identification that sets of this adapter enters the threshold current of intelligent charge pattern.
Described step 3 performs step 4 after definite adapter enters intelligent charge pattern, otherwise does not move.
Step 4: detect charging temperature, when charging temperature X is higher than the first desired temperature T
btime, carry out intelligence for the first time and regulate;
Described the first desired temperature T
brepresenting that this adapter has entered temperature extremes, is murther state, has the danger of damage blast; This first temperature is the adapter limiting temperature value obtaining through many experiments, is the temperature threshold setting in advance in control procedure.Once surpass this first desired temperature T
bthis adapter just should directly stop charging.
It is mainly to cut off electric current that described intelligence for the first time regulates, and stops charging.
Step 5: Real-Time Monitoring charging temperature, when charging temperature X is higher than the second desired temperature T
ptime, carry out intelligence for the second time and regulate;
Described the second desired temperature T
prepresenting that this adapter temperature is higher, in the hole, circuit working may be influenced; This second desired temperature T
palso be a temperature threshold of setting in advance.
Thereby it is to reduce charging temperature X by reducing charging current that described intelligence for the second time regulates.After intelligence regulates for the second time, this charging device should reach reduction temperature value T
r, described reduction temperature value T
rbe less than the second desired temperature T
p.Described reduction temperature value T
rbe the normal temperature that will reach after the Based Intelligent Control of overcharge current, according to circuit design, set in advance.
Described the first desired temperature T
bwith the second desired temperature T
prelation be: T
b> T
p> 0.
Step 6: when charging temperature X is lower than the second desired temperature T
pand charging current I
0be less than predefined charging current I
itime, exit intelligent charge pattern.
Charging temperature X is temperature T between the plate of adapter
r1with charging chip temperature T
r2temperature-averaging value.
Consulting Fig. 3 A and Fig. 3 B, is concrete circuit connection diagram.
Temperature T between check-out console wherein
r1with charging chip temperature T
r2mainly by detection, be connected to the thermistor R between plate or on charging chip
1/ R
2resistance variations realize.
The above, for the person of ordinary skill of the art, can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection range of the claims in the present invention.
Claims (5)
1. an intelligent fast charge method, is characterized in that, comprises the following steps:
Step 1: the adaptation of carrying out adapter detects, judgement adapter is charging current I instantly
0, measure the specified maximum charging current I of adapter
max;
Step 2, according to I
maxdetermine setting threshold electric current I when adapter enters intelligent charge pattern
i;
Step 3: according to charging current I
0and I
isize determines whether to enter intelligent charge pattern, if I
0be not less than setting threshold electric current I
ienter intelligent charge pattern;
Step 4: detect charging temperature, when charging temperature X is higher than the first desired temperature T
btime, carry out intelligence for the first time and regulate;
Step 5: Real-Time Monitoring charging temperature, when charging temperature X is higher than the second desired temperature T
ptime, carry out intelligence for the second time and regulate;
Step 6: when charging temperature X is lower than the second desired temperature T
pand charging current I
0be less than predefined charging current I
itime, exit intelligent charge pattern;
Described step 3 performs step 4 after definite adapter enters intelligent charge pattern, otherwise does not move; It is mainly to cut off electric current that described intelligence for the first time regulates, and stops charging; Thereby it is to reduce charging temperature X by reducing charging current that described intelligence for the second time regulates.
2. intelligent fast charge method according to claim 1, is characterized in that, temperature T between the plate that charging temperature X is adapter
r1with charging chip temperature T
r2temperature-averaging value.
3. intelligent fast charge method according to claim 1, is characterized in that, described the first desired temperature T
bwith the second desired temperature T
prelation be: T
b> T
p> 0, wherein T
brepresenting that this adapter has entered temperature extremes, is murther state; T
prepresenting that this adapter temperature is higher, in the hole.
4. intelligent fast charge method according to claim 2, is characterized in that, temperature T between check-out console
r1with charging chip temperature T
r2mainly by detection, be connected to that the resistance variations of the thermistor between plate or on charging chip realizes.
5. intelligent fast charge method according to claim 1, is characterized in that, at this charging device of intelligence adjusting for the second time, should reach reduction temperature value T
r, described reduction temperature value T
rbe less than the second desired temperature T
p.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410541.1A CN104158253A (en) | 2014-08-19 | 2014-08-19 | Intelligent fast charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410410541.1A CN104158253A (en) | 2014-08-19 | 2014-08-19 | Intelligent fast charging method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104158253A true CN104158253A (en) | 2014-11-19 |
Family
ID=51883694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410410541.1A Pending CN104158253A (en) | 2014-08-19 | 2014-08-19 | Intelligent fast charging method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104158253A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826982B (en) * | 2016-05-11 | 2018-07-17 | Tcl移动通信科技（宁波）有限公司 | A kind of charge control method and system of mobile terminal |
| CN111244565A (en) * | 2020-01-19 | 2020-06-05 | 威海安屯尼智能电子科技有限公司 | Charging method and charger for prolonging service life of lithium ion battery and preventing accumulation of polar plates |
| CN114089205A (en) * | 2022-01-21 | 2022-02-25 | 三一汽车制造有限公司 | Charging limiting current detection method, device and system and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103107564A (en) * | 2011-11-10 | 2013-05-15 | 亚旭电子科技(江苏)有限公司 | Charging current control method and charging system |
| EP2637247A1 (en) * | 2010-12-29 | 2013-09-11 | Huawei Device Co., Ltd. | Method and user device for charging |
-
2014
- 2014-08-19 CN CN201410410541.1A patent/CN104158253A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2637247A1 (en) * | 2010-12-29 | 2013-09-11 | Huawei Device Co., Ltd. | Method and user device for charging |
| CN103107564A (en) * | 2011-11-10 | 2013-05-15 | 亚旭电子科技(江苏)有限公司 | Charging current control method and charging system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826982B (en) * | 2016-05-11 | 2018-07-17 | Tcl移动通信科技（宁波）有限公司 | A kind of charge control method and system of mobile terminal |
| CN111244565A (en) * | 2020-01-19 | 2020-06-05 | 威海安屯尼智能电子科技有限公司 | Charging method and charger for prolonging service life of lithium ion battery and preventing accumulation of polar plates |
| CN114089205A (en) * | 2022-01-21 | 2022-02-25 | 三一汽车制造有限公司 | Charging limiting current detection method, device and system and storage medium |
| CN114089205B (en) * | 2022-01-21 | 2022-05-03 | 三一汽车制造有限公司 | Charging limiting current detection method, device and system and storage medium |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141119 |