CN109177809A - Charge control method, system and the electric car of electric car - Google Patents
Charge control method, system and the electric car of electric car Download PDFInfo
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- CN109177809A CN109177809A CN201811038197.2A CN201811038197A CN109177809A CN 109177809 A CN109177809 A CN 109177809A CN 201811038197 A CN201811038197 A CN 201811038197A CN 109177809 A CN109177809 A CN 109177809A
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- 230000005611 electricity Effects 0.000 description 10
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- 229910052744 lithium Inorganic materials 0.000 description 2
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- 230000005540 biological transmission Effects 0.000 description 1
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- H02J7/0077—
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The present invention proposes charge control method, system and the electric car of a kind of electric car, method includes the following steps: the voltage of detection battery；Judge the voltage of battery whether less than the first predeterminated voltage；If it is, sending battery low-voltage prompting message and automatic charging request to user terminal；After receiving the permission automatic charging instruction of user terminal feedback, control charging unit is charged the battery.The present invention can send prompting message and charge request to user in the brownout of vehicle battery, to be conducive to that accumulator electric-quantity is replenished in time, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitates user, and it is required at low cost, the user experience is improved.
Description
Technical field
The present invention relates to electric vehicle engineering field, in particular to a kind of charge control method of electric car, system and
Electric car.
Background technique
In recent years, people increasingly increase the concern of energy conservation and environmental protection, promote the fast development of new-energy automobile, make
Electronic component on new-energy automobile is significantly increased, so as to cause the increase of low pressure electricity consumption, when battery self-discharge
Between shorten power shortage problem and increasingly appear, and affect user experience.
Electric car is unmanned for a long time, and battery understands self-discharge or can artificially be discharged, if at this time at battery
In power shortage state, then there are problems that can not startup power supply be power supply for electrical equipment or can not start vehicle.
In view of the above problems, presently relevant technology can only meet fixed time of repose, need that larger capacity low pressure is selected to store
Battery, and user is needed actively to pass through and voluntarily start vehicle, is that low tension battery charges by in-vehicle power battery, can not be from
User uses angle and vehicle lightweight angle, and more humanized design not only increases cost and weight, while can occupy vehicle
Installation space, and cause client inconvenient for use after power shortage.
Summary of the invention
The present invention is directed at least solve one of above-mentioned technical problem.
For this purpose, the first purpose of this invention is to propose a kind of charge control method of electric car, this method can
Prompting message and charge request are sent to user in the brownout of vehicle battery, to be conducive to that battery electricity is replenished in time
Amount, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitate user, and required at low cost, improve user's body
It tests.
Second object of the present invention is to propose a kind of charge control system of electric car.
Third object of the present invention is to propose a kind of electric car.
To achieve the goals above, the embodiment of first aspect present invention proposes a kind of charge control side of electric car
Method, comprising the following steps: detect the voltage of battery；Judge the voltage of the battery whether less than the first predeterminated voltage；Such as
Fruit is then to send battery low-voltage prompting message and automatic charging request to user terminal；It is fed back when receiving user terminal
Permission automatic charging instruction after, control charging unit charge to battery.
The charge control method of electric car according to an embodiment of the present invention, detects the voltage of battery, and works as battery
Voltage when being lower than the first predeterminated voltage, determine that battery voltage is too low, send prompting message and automatic charging to user terminal
Request, and after the permission automatic charging instruction for receiving user, it charges to battery, to be conducive to that battery is replenished in time
Electricity, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitates user, and required at low cost, occupies vehicle
Space is few, is conducive to vehicle lightweight and develops, the user experience is improved.
In addition, the charge control method of electric car according to the above embodiment of the present invention can also have it is following additional
Technical characteristic:
In some instances, after whether the voltage for judging battery is less than predeterminated voltage, further includes: if institute
The voltage for stating battery is less than the predeterminated voltage, then judges whether the battery is currently in close state；If it is,
The battery low-voltage prompting message and automatic charging request are sent to the user terminal.
In some instances, further includes: if the battery is not currently in closed state, issue accumulator failure
Warning note.
In some instances, the control charging unit charges to battery, further comprises: whether judging vehicle
Meet charge condition；It charges if it is, controlling the charging unit to the battery.
In some instances, after control charging unit charges to battery, further includes: judge the battery
Voltage whether be higher than the second predeterminated voltage；Stop charging to the battery if it is, controlling the charging unit.
To achieve the goals above, the embodiment of second aspect of the present invention proposes a kind of charge control system of electric car
System, comprising: detection module, for detecting the voltage of battery；Whether judgment module, the voltage for judging the battery are small
In the first predeterminated voltage；Control module, for when the voltage of the battery be less than first predeterminated voltage when, to user end
End sends battery low-voltage prompting message and automatic charging request, and when the permission automatic charging for receiving user terminal feedback
After instruction, control charging unit charges to battery.
The charge control system of electric car according to an embodiment of the present invention, detects the voltage of battery, and works as battery
Voltage when being lower than the first predeterminated voltage, determine that battery voltage is too low, send prompting message and automatic charging to user terminal
Request, and after the permission automatic charging instruction for receiving user, it charges to battery, to be conducive to that battery is replenished in time
Electricity, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitates user, and required at low cost, occupies vehicle
Space is few, is conducive to vehicle lightweight and develops, the user experience is improved.
In addition, the charge control system of electric car according to the above embodiment of the present invention can also have it is following additional
Technical characteristic:
In some instances, the control module is used to sentence when the voltage of the battery is less than the predeterminated voltage
Whether the battery that breaks currently is in close state, and when the battery is currently at closed state, to user terminal
Send battery low-voltage prompting message and automatic charging request.
In some instances, the control module is also used to when the battery is not currently in closed state, is issued
Accumulator failure warning note.
In some instances, the control module is filled for judging whether vehicle meets charge condition, and when vehicle meets
When electric condition, controls the charging unit and charge to the battery.
To achieve the goals above, the embodiment of third aspect present invention proposes a kind of electric car, including the present invention
The charge control system of electric car described in above-described embodiment.
Electric car according to an embodiment of the present invention can send to user in the brownout of vehicle battery and remind
Information and charge request, to be conducive to that the electricity of battery, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time, pole is replenished in time
The earth facilitates user, and required at low cost, is conducive to vehicle lightweight and develops, the user experience is improved.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 is the flow chart of the charge control method of electric car according to an embodiment of the invention；
Fig. 2 is the whole principle signal of the charge control method of electric car accord to a specific embodiment of that present invention
Figure；
Fig. 3 is the detailed process signal of the charge control method of electric car accord to a specific embodiment of that present invention
Figure；
Fig. 4 is the structural block diagram of the charge control system of electric car according to an embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description of the present invention and simplification of the description, rather than instruction or dark
Show that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as pair
Limitation of the invention.In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply opposite
Importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Charge control method, system and the electronic vapour of electric car according to an embodiment of the present invention are described below in conjunction with attached drawing
Vehicle.
Fig. 1 is the flow chart of the charge control method of electric car according to an embodiment of the invention.As shown in Figure 1,
Method includes the following steps:
Step S1: the voltage of battery is detected.
Step S2: judge the voltage of battery whether less than the first predeterminated voltage.
Step S3: if it is, sending battery low-voltage prompting message and automatic charging request to user terminal.
Further, upon step s 2, i.e., it is also wrapped after whether the voltage for judging battery is less than predeterminated voltage
It includes: if the voltage of battery is less than predeterminated voltage, judging whether battery is currently in close state；If it is, to
User terminal sends battery low-voltage prompting message and automatic charging request.
Further, in one embodiment of the invention, this method further include: if battery is not currently in closing
State then issues accumulator failure warning note.
Step S4: after receiving the permission automatic charging instruction of user terminal feedback, charging unit is controlled to battery
It charges.
Specifically, in step s 4, control charging unit charges to battery, further comprises: judging that vehicle is
It is no to meet charge condition；If it is, control charging unit charges to battery.
Further, in one embodiment of the invention, after step s4, i.e., in control charging unit to battery
After being charged, further includes: judge whether the voltage of battery is higher than the second predeterminated voltage；If it is, control charging dress
Stopping is set to charge to battery.
For example, as shown in connection with fig. 2, in a particular embodiment, the charge control method of the electric car for example based on
Entire car controller, DC/DC, 12V-LBS (lithium battery system), low tension battery, high voltage power battery, T-BOX and user terminal
(such as mobile phone) is realized.By real-time detection low tension battery voltage status, carried out by entire car controller and user terminal
User's vehicle low tension battery state and feedback user actual instruction demand are reminded in man-machine interconnection, are carried out certainly to low tension battery
Starting charging.
As shown in connection with fig. 3, detailed process is summarized as follows: detecting low pressure electric power storage by 12V-LBS (lithium battery system) first
Cell voltage state, judges whether the voltage of battery is less than lowest starting voltage threshold value (i.e. the first predeterminated voltage), if electric power storage
The voltage in pond be less than lowest starting voltage threshold value, then further identification battery current state, judge battery currently whether
It is in close state, if battery is not at closed state, to sending accumulator failure warning note.If battery is worked as
Before be in close state, then entire car controller passes through ICAN and sends battery low-voltage prompting message and automatic charging solicited message
To T-BOX, battery low-voltage prompting message and automatic charging solicited message are uploaded to by cloud platform, cloud platform by T-BOX
Authentication is carried out to vehicle, after certification passes through, battery low-voltage prompting message and automatic charging solicited message are sent
Onto the user terminal (such as mobile phone) held to user, inform that the current battery voltage of user is too low and self-starting is requested to power on.
If user confirms self-starting, i.e., being sent by user terminal to entire car controller allows automatic charging to instruct, and entire car controller is logical
Cross in-vehicle information bus (such as CAN bus) receive allow automatic charging instruct after, judge whole vehicle state whether to determine vehicle
Meet charge condition, when vehicle meets charge condition, high-voltage relay closure is controlled by rigid line, by the electricity of power battery
It is transferred to charging unit, such as voltage conversion device DC/DC, and then is charged by DC/DC to low tension battery.Further
Ground, after the voltage of battery is higher than the second predeterminated voltage, i.e. judgement battery charging complete then stops charging to battery.
The charge control method of electric car according to an embodiment of the present invention, detects the voltage of battery, and works as battery
Voltage when being lower than the first predeterminated voltage, determine that battery voltage is too low, send prompting message and automatic charging to user terminal
Request, and after the permission automatic charging instruction for receiving user, it charges to battery, to be conducive to that battery is replenished in time
Electricity, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitates user, and required at low cost, occupies vehicle
Space is few, is conducive to vehicle lightweight and develops, the user experience is improved.
Further embodiment of the present invention also proposed a kind of charge control system of electric car.
Fig. 4 is the structural block diagram of the charge control system of electric car according to an embodiment of the invention.Such as Fig. 4 institute
Show, which includes: detection module 110, judgment module 120 and control module 130.
Wherein, detection module 110 is used to detect the voltage of battery.
Whether judgment module 120 is used to judge the voltage of battery less than the first predeterminated voltage.
Control module 130 is used for when the voltage of battery is less than the first predeterminated voltage, sends battery to user terminal
Low-voltage prompting message and automatic charging request, and after receiving the permission automatic charging instruction of user terminal feedback, control
Charging unit charges to battery.
Control module 130 is also used to judge whether battery is currently in when the voltage of battery is less than predeterminated voltage
Closed state, and when battery is currently at closed state, to user terminal transmission battery low-voltage prompting message and certainly
Dynamic charge request.I.e. after whether the voltage for judging battery is less than predeterminated voltage, further includes: if the voltage of battery is small
In predeterminated voltage, then judge whether battery is currently in close state；If it is, sending the low electricity of battery to user terminal
Press prompting message and automatic charging request.
Further, control module 130 is also used to when battery is not currently in closed state, issues accumulator failure
Warning note.
In one embodiment of the invention, control module 130 controls charging unit and charges to battery, further
It include: to judge whether vehicle meets charge condition；If it is, control charging unit charges to battery.Judge vehicle
Whether charge condition is met, and when vehicle meets charge condition, control charging unit charges to battery.
Further, in one embodiment of the invention, after control charging unit charges to battery, control
Molding block 130 is also used to judge whether the voltage of battery is higher than the second predeterminated voltage；If it is, control charging unit stops
It charges to battery.
It should be noted that the specific implementation of the charge control system of the electric car of the embodiment of the present invention and this hair
The specific implementation of the charge control method of the electric car of bright embodiment is similar, specifically refers to the description of method part,
In order to reduce redundancy, details are not described herein again.
The charge control system of electric car according to an embodiment of the present invention, detects the voltage of battery, and works as battery
Voltage when being lower than the first predeterminated voltage, determine that battery voltage is too low, send prompting message and automatic charging to user terminal
Request, and after the permission automatic charging instruction for receiving user, it charges to battery, to be conducive to that battery is replenished in time
Electricity, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time greatly facilitates user, and required at low cost, occupies vehicle
Space is few, is conducive to vehicle lightweight and develops, the user experience is improved.
Further embodiment of the present invention also proposed a kind of electric car.The electric car includes such as the present invention above-mentioned
The charge control system of electric car described in one embodiment of anticipating.
Electric car according to an embodiment of the present invention can send to user in the brownout of vehicle battery and remind
Information and charge request, to be conducive to that the electricity of battery, electric deficiency phenomenon caused by avoiding vehicle from parking for a long time, pole is replenished in time
The earth facilitates user, and required at low cost, is conducive to vehicle lightweight and develops, the user experience is improved.
In addition, electric car according to an embodiment of the present invention other compositions and effect for this field ordinary skill
All be for personnel it is known, in order to reduce redundancy, be not repeated herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
Centainly refer to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
One or more embodiment or examples in can be combined in any suitable manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
A variety of change, modification, replacement and modification can be carried out to these embodiments in the case where being detached from the principle of the present invention and objective, this
The range of invention is by claim and its equivalent limits.
Claims (10)
1. a kind of charge control method of electric car, which comprises the following steps:
Detect the voltage of battery；
Judge the voltage of the battery whether less than the first predeterminated voltage；
If it is, sending battery low-voltage prompting message and automatic charging request to user terminal；
After receiving the permission automatic charging instruction of user terminal feedback, control charging unit charges to battery.
2. the charge control method of electric car according to claim 1, which is characterized in that in the judgement battery
Whether voltage is less than after predeterminated voltage, further includes:
If the voltage of the battery is less than the predeterminated voltage, judge the battery currently whether in closing shape
State；
If it is, sending the battery low-voltage prompting message and automatic charging request to the user terminal.
3. the charge control method of electric car according to claim 2, which is characterized in that further include:
If the battery is not currently in closed state, accumulator failure warning note is issued.
4. the charge control method of electric car according to claim 1, which is characterized in that the control charging unit pair
Battery charges, and further comprises:
Judge whether vehicle meets charge condition；
It charges if it is, controlling the charging unit to the battery.
5. the charge control method of electric car according to claim 1, which is characterized in that in control charging unit to storage
After battery is charged, further includes:
Judge whether the voltage of the battery is higher than the second predeterminated voltage；
Stop charging to the battery if it is, controlling the charging unit.
6. a kind of charge control system of electric car characterized by comprising
Detection module, for detecting the voltage of battery；
Judgment module, for judging the voltage of the battery whether less than the first predeterminated voltage；
Control module, for sending electric power storage to user terminal when the voltage of the battery is less than first predeterminated voltage
Pond low-voltage prompting message and automatic charging request, and after receiving the permission automatic charging instruction of user terminal feedback, control
Charging unit processed charges to battery.
7. the charge control system of electric car according to claim 6, which is characterized in that the control module is for working as
When the voltage of the battery is less than the predeterminated voltage, judge whether the battery is currently in close state, and work as institute
When stating battery and being currently at closed state, battery low-voltage prompting message and automatic charging request are sent to user terminal.
8. the charge control system of electric car according to claim 7, which is characterized in that the control module is also used to
When the battery is not currently in closed state, accumulator failure warning note is issued.
9. the charge control system of electric car according to claim 6, which is characterized in that the control module is for sentencing
Whether disconnected vehicle meets charge condition, and when vehicle meets charge condition, control the charging unit to the battery into
Row charging.
10. a kind of electric car, which is characterized in that the charging control including electric car as claim in any one of claims 6-9
System processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038197.2A CN109177809B (en) | 2018-09-06 | 2018-09-06 | Charging control method and system of electric automobile and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811038197.2A CN109177809B (en) | 2018-09-06 | 2018-09-06 | Charging control method and system of electric automobile and electric automobile |
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| Publication Number | Publication Date |
|---|---|
| CN109177809A true CN109177809A (en) | 2019-01-11 |
| CN109177809B CN109177809B (en) | 2021-04-20 |
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ID=64914900
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| CN201811038197.2A Active CN109177809B (en) | 2018-09-06 | 2018-09-06 | Charging control method and system of electric automobile and electric automobile |
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| CN110588284A (en) * | 2019-09-23 | 2019-12-20 | 广东美的制冷设备有限公司 | Operation control method, operation control device, air conditioner and computer readable storage medium |
| CN111332154A (en) * | 2020-03-06 | 2020-06-26 | 江西江铃集团新能源汽车有限公司 | Automatic electric vehicle power supply control method and system |
| CN111917146A (en) * | 2019-05-09 | 2020-11-10 | 广州汽车集团股份有限公司 | Remote charging method and system for vehicle-mounted low-voltage storage battery |
| CN111987769A (en) * | 2020-08-25 | 2020-11-24 | 安徽江淮汽车集团股份有限公司 | Storage battery charging method, power automobile and readable storage medium |
| WO2021135259A1 (en) * | 2019-12-31 | 2021-07-08 | 东风小康汽车有限公司重庆分公司 | Vehicle-mounted battery charging protection method and system |
| CN113147433A (en) * | 2021-03-10 | 2021-07-23 | 云度新能源汽车股份有限公司 | Automatic charging method and system based on parking time period of finished automobile |
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| CN113147433A (en) * | 2021-03-10 | 2021-07-23 | 云度新能源汽车股份有限公司 | Automatic charging method and system based on parking time period of finished automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109177809B (en) | 2021-04-20 |
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