CN114678916A - Control method, device and system for refreshing storage battery and vehicle - Google Patents
Control method, device and system for refreshing storage battery and vehicle Download PDFInfo
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- CN114678916A CN114678916A CN202110110808.5A CN202110110808A CN114678916A CN 114678916 A CN114678916 A CN 114678916A CN 202110110808 A CN202110110808 A CN 202110110808A CN 114678916 A CN114678916 A CN 114678916A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0069—Charging or discharging for charge maintenance, battery initiation or rejuvenation
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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Abstract
The invention provides a control method, a device and a system for refreshing a storage battery and a vehicle, wherein the control method applied to a vehicle body controller comprises the following steps: receiving charge and discharge data of the storage battery detected by an intelligent storage battery sensor; according to the charging and discharging data, a refreshing function demand signal for refreshing control of the storage battery is obtained; and sending a refreshing function demand signal to the vehicle control unit. According to the embodiment of the invention, the charging and discharging data of the storage battery are monitored in real time, the storage battery is refreshed after complete devulcanization operation in time, the storage battery is prevented from being sulfated, the service life of the storage battery is prolonged, or the refreshing of the storage battery is stopped in time, the storage battery is prevented from being refreshed too much, the normal charging and discharging of a vehicle are ensured, and the electric energy is saved.
Description
Technical Field
The invention relates to the technical field of storage batteries, in particular to a method, a device and a system for controlling refreshing of a storage battery and a vehicle.
Background
Lead-acid batteries, when used for a long period of time at low battery levels, can cause irreversible chemical reactions, i.e., sulfation, of the active materials of the battery plates. Especially, the residual electricity of the storage battery of the vehicle with the intelligent direct current converter function is generally controlled to be about 70-80%, the active substances of the pole plates of the storage battery can generate irreversible chemical reaction, namely sulfation after long-term use, and the storage battery can be prematurely failed if not timely saved. Under the condition of sulfation of the storage battery, the storage battery can be charged with small current for a long time in time, and most of the storage battery can be recovered, so that how to refresh the storage battery in time is a technical problem to be solved in the field.
Disclosure of Invention
The technical purpose to be achieved by the embodiment of the invention is to provide a control method, a device, a system and a vehicle for refreshing a storage battery, which are used for solving the problem that the storage battery fails prematurely due to sulfation because the current storage battery cannot be refreshed in time.
In order to solve the above technical problem, an embodiment of the present invention provides a method for controlling refreshing of a storage battery, which is applied to a vehicle body controller, and includes:
receiving charging and discharging data of a storage Battery detected by an Intelligent storage Battery Sensor (IBS for short);
according to the charging and discharging data, a refreshing function demand signal for refreshing control of the storage battery is obtained;
and sending a refreshing function demand signal to the vehicle control unit.
Specifically, the step of obtaining the refresh function demand signal for the battery refresh control according to the charge and discharge data includes:
comparing the charge and discharge data with a preset first condition to obtain a first comparison result;
and when the first comparison result is that the charging and discharging data meet the first condition, obtaining a first refreshing function demand signal carrying a refreshing function starting flag bit.
Preferably, in the method for controlling refreshing of a storage battery, the step of comparing the charge and discharge data with a preset first condition to obtain a first comparison result includes:
When the value of the electric quantity parameter in the charging and discharging data is lower than the first duration of the first preset electric quantity value and is longer than the first preset time; or the target times of entering the preset electric quantity range from the outside of the preset electric quantity range of the value of the electric quantity parameter is greater than the first preset times; or after the charging and discharging data is refreshed from the last storage battery, when the charging electric quantity statistic value and/or the discharging electric quantity statistic value of the storage battery is larger than the preset electric quantity, determining that the first comparison result is that the charging and discharging data meets the first condition.
Specifically, the method for controlling the refresh of the storage battery as described above, wherein the step of obtaining the refresh function demand signal for the refresh control of the storage battery according to the charge and discharge data further includes:
comparing the charging and discharging data with a preset second condition to obtain a second comparison result;
and when the second comparison result is that the charging and discharging data meet the second condition, obtaining a second refreshing function demand signal carrying a refreshing function closing flag bit.
Preferably, in the method for controlling refreshing of a storage battery, the step of comparing the charge and discharge data with a preset second condition to obtain a second comparison result includes:
when the charging and discharging voltage in the charging and discharging data is larger than the preset voltage; or when the charging current in the charging and discharging data is smaller than the preset current, determining that the charging and discharging data meets a second condition according to a second comparison result.
Further, the method for controlling refreshing of a storage battery as described above further includes:
acquiring a second duration of execution of the refresh function;
and when the second duration is longer than the second preset time, obtaining a third refreshing function demand signal carrying a flag bit for closing the refreshing function, and sending the third refreshing function demand signal to the vehicle control unit.
Another preferred embodiment of the present invention also provides a vehicle body controller including:
the first receiving module is used for receiving the charging and discharging data of the storage battery detected by the intelligent storage battery sensor;
the first processing module is used for obtaining a refreshing function demand signal for refreshing control of the storage battery according to the charging and discharging data;
and the second processing module is used for sending a refreshing function demand signal to the vehicle control unit.
Specifically, as described above for the vehicle body controller, the first processing module includes:
the first processing unit is used for comparing the charging and discharging data with a preset first condition to obtain a first comparison result;
and the second processing unit is used for obtaining a first refreshing function demand signal carrying a flag bit for starting a refreshing function when the first comparison result shows that the charging and discharging data meet the first condition.
Preferably, as for the above vehicle body controller, the first processing unit specifically includes:
When the value of the electric quantity parameter in the charging and discharging data is lower than the first duration of the first preset electric quantity value and is longer than the first preset time; or the target times of entering the preset electric quantity range from the outside of the preset electric quantity range of the value of the electric quantity parameter is greater than the first preset times; or after the charging and discharging data is refreshed from the last storage battery, when the charging electric quantity statistic value and/or the discharging electric quantity statistic value of the storage battery is larger than the preset electric quantity, determining that the first comparison result is that the charging and discharging data meets the first condition.
Specifically, as the vehicle body controller described above, the first processing module further includes:
the third processing unit is used for comparing the charging and discharging data with a preset second condition to obtain a second comparison result;
and the fourth processing unit is used for obtaining a second refreshing function demand signal carrying a refresh function closing flag bit when the second comparison result shows that the charge-discharge data meets the second condition.
Preferably, in the above vehicle body controller, the third processing unit specifically includes:
when the charging and discharging voltage in the charging and discharging data is larger than the preset voltage; or when the charging current in the charging and discharging data is smaller than the preset current, determining that the charging and discharging data meets a second condition according to a second comparison result.
Further, the vehicle body controller as described above further includes:
the fourth processing module is used for acquiring a second duration time of the execution of the refreshing function;
and the fifth processing module is used for obtaining a third refreshing function demand signal carrying the refresh-off function flag bit when the second duration is greater than the second preset time, and sending the third refreshing function demand signal to the vehicle control unit.
Still another preferred embodiment of the present invention further provides a method for controlling refreshing of a battery, which is applied to a vehicle controller, and includes:
receiving a refreshing function demand signal sent by a vehicle body controller;
and starting and executing the refreshing function or stopping executing the refreshing function according to the refreshing function demand signal.
Specifically, the method for controlling the refresh of the storage battery, according to the refresh function demand signal, the step of starting and executing the refresh function or stopping executing the refresh function includes:
when the refresh function demand signal carries a refresh function starting flag bit, acquiring a finished automobile mode of the automobile, and starting and executing a refresh function or stopping executing the refresh function according to the finished automobile mode;
and when the refresh function demand signal carries a flag bit for closing the refresh function, stopping executing the refresh function.
Preferably, the method for controlling the refreshing of the storage battery, according to the entire vehicle mode, the step of starting and executing the refreshing function or stopping executing the refreshing function includes:
judging whether the whole vehicle mode meets the preset mode requirement or not, and obtaining a judgment result;
when the judging result is that the vehicle mode meets the requirement of a preset mode, starting and executing a refreshing function;
and when the judging result is that the whole vehicle mode does not meet the preset mode requirement, stopping executing the refreshing function.
Specifically, the method for controlling refreshing of a storage battery as described above, wherein the step of determining whether the vehicle mode meets a preset mode requirement and obtaining a determination result includes:
and when the whole vehicle mode is a slow charging mode or an intelligent parking power supply mode, determining that the whole vehicle mode meets the requirement of a preset mode according to a judgment result.
Specifically, in the method for controlling the refresh of the storage battery, the step of starting and executing the refresh function includes: continuously sending a refresh function enabling signal to the direct current converter;
the step of stopping the execution of the refresh function includes: and stopping sending the refresh function enabling signal to the direct current converter.
Still another preferred embodiment of the present invention also provides a vehicle control unit, including:
The second receiving module is used for receiving a refreshing function demand signal sent by the vehicle body controller;
and the third processing module is used for starting and executing the refreshing function or stopping executing the refreshing function according to the refreshing function demand signal.
Specifically, as described above, the third processing module includes:
the first processing submodule is used for acquiring a whole vehicle mode of a vehicle when the refresh function demand signal carries a refresh function starting flag bit, and starting and executing a refresh function or stopping executing the refresh function according to the whole vehicle mode;
and the second processing submodule is used for stopping executing the refreshing function when the refreshing function demand signal carries a flag bit for closing the refreshing function.
Preferably, as described above, the first processing sub-module of the vehicle control unit specifically includes:
the fifth processing unit is used for judging whether the whole vehicle mode meets the preset mode requirement or not and obtaining a judgment result;
the sixth processing unit is used for starting and executing a refreshing function when the judging result is that the whole vehicle mode meets the requirement of a preset mode;
and the seventh processing unit is used for stopping executing the refreshing function when the judgment result shows that the whole vehicle mode does not meet the requirement of the preset mode.
Specifically, as described above, the fifth processing unit of the vehicle control unit specifically includes:
and when the whole vehicle mode is a slow charging mode or an intelligent parking power supply mode, determining that the whole vehicle mode meets the requirement of a preset mode according to a judgment result.
Specifically, as described above, the sixth processing unit specifically includes: continuously sending a refresh function enabling signal to the direct current converter;
the seventh processing unit includes: and stopping sending the refresh function enabling signal to the direct current converter.
Another preferred embodiment of the present invention also provides a control system for refreshing a battery, including: the vehicle body controller comprises a storage battery, a direct current converter, an intelligent storage battery sensor, the vehicle body controller and the vehicle control unit;
the vehicle body controller is respectively in data connection with the intelligent storage battery sensor and the vehicle control unit;
the direct current converter is in data connection with the vehicle control unit and is electrically connected with the storage battery.
Still another preferred embodiment of the present invention also provides a vehicle including the control system as described above.
Yet another preferred embodiment of the present invention also provides a readable storage medium, on which a computer program is stored, which, when executed by a processor, implements the steps of the control method for refreshing a storage battery as described above, or implements the steps of the control method for refreshing a storage battery as described above.
Compared with the prior art, the control method, the device, the system and the vehicle for refreshing the storage battery provided by the embodiment of the invention at least have the following beneficial effects:
through the charge-discharge data of real time monitoring battery, in time carry out complete devulcanization operation to the battery and refresh promptly, avoid the battery sulfation to appear, be favorable to prolonging the life of battery, perhaps in time close the refresh to the battery, avoid carrying out too much refreshing to the battery, guarantee the normal charge-discharge of vehicle, and then be favorable to saving the electric energy.
Drawings
Fig. 1 is a schematic flow chart of a control method for refreshing a storage battery applied to a vehicle body controller according to an embodiment of the present invention;
FIG. 2 is a second flowchart of a control method for refreshing a battery applied to a vehicle body controller according to an embodiment of the present invention;
FIG. 3 is a third schematic flow chart of a control method for refreshing a battery applied to a vehicle body controller according to an embodiment of the present invention;
FIG. 4 is a fourth flowchart illustrating a control method for refreshing a battery applied to a vehicle body controller according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a vehicle body controller according to an embodiment of the present invention;
Fig. 6 is a schematic flow chart of a control method for refreshing a battery applied to a vehicle control unit according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a vehicle control unit according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a control system for refreshing a battery according to an embodiment of the present invention.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments. In the following description, specific details are provided, such as specific configurations and components, merely to facilitate a thorough understanding of embodiments of the invention. Thus, it will be apparent to those skilled in the art that various changes and modifications may be made to the embodiments described herein without departing from the scope and spirit of the invention. In addition, descriptions of well-known functions and constructions are omitted for clarity and conciseness.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
In various embodiments of the present invention, it should be understood that the sequence numbers of the following processes do not mean the execution sequence, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation to the implementation process of the embodiments of the present invention.
It should be understood that the term "and/or" herein is merely one type of association relationship that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
In the embodiments provided herein, it should be understood that "B corresponding to a" means that B is associated with a from which B can be determined. It should also be understood that determining B from a does not mean determining B from a alone, but may be determined from a and/or other information.
Referring to fig. 1, a preferred embodiment of the present invention provides a control method for refreshing a battery, which is applied to a vehicle body controller, and includes:
step S101, receiving charge and discharge data of a storage battery detected by an intelligent storage battery sensor;
step S102, obtaining a refreshing function demand signal for refreshing control of the storage battery according to the charging and discharging data;
And step S103, sending a refreshing function demand signal to the vehicle control unit.
In a preferred embodiment of the present invention, a control method for refreshing a storage battery applied to a vehicle body controller is provided, wherein the vehicle body controller is in data connection with an intelligent storage battery sensor, and the intelligent storage battery sensor is configured to detect charge and discharge data of the storage battery during use and send the charge and discharge data to the vehicle body controller. After receiving the charging and discharging data, the vehicle body controller can judge whether the storage battery needs to be refreshed according to the charging and discharging data, and according to a judgment result, a refreshing function demand signal for refreshing control of the storage battery is obtained, and then the refreshing function demand signal is sent to the vehicle control unit, so that the vehicle control unit can timely execute refreshing of the storage battery or stop executing refreshing of the storage battery according to the refreshing function demand signal. Through the charge-discharge data of real time monitoring battery promptly, in time carry out complete devulcanization operation to the battery and refresh promptly, avoid the battery sulfation to appear, be favorable to prolonging the life of battery, perhaps in time close the refresh to the battery, avoid carrying out too much refreshing to the battery, guarantee the normal charge-discharge of vehicle, and then be favorable to saving the electric energy.
Referring to fig. 2, specifically, the step S102 of obtaining the refresh function demand signal for the battery refresh control according to the charge and discharge data by the control method for battery refresh as described above includes:
step S201, comparing the charge and discharge data with a preset first condition to obtain a first comparison result;
step S202, when the first comparison result is that the charging and discharging data meet the first condition, a first refresh function demand signal carrying a refresh function starting flag bit is obtained.
In a specific embodiment of the present invention, when the refresh function demand signal is obtained according to the charge and discharge data, the charge and discharge data is compared with a preset first condition, whether the current storage battery meets the first condition is determined, and a compared first comparison result is obtained; when the first comparison result is that the charging and discharging data meet the first condition, it is determined that the storage battery has a sulfation risk, namely, the storage battery needs to be refreshed, the obtained refreshing function demand signal is a first refreshing function demand signal carrying a refresh starting function flag bit, and after the first refreshing function demand signal is sent to the vehicle control unit, the vehicle control unit can start refreshing the storage battery according to the refresh starting function flag bit in the first refreshing function demand signal, so that the sulfation of the storage battery is avoided, and the service life of the storage battery is prolonged.
Preferably, the method for controlling the refreshing of the storage battery as described above, step S201 of comparing the charge and discharge data with a preset first condition to obtain a first comparison result, specifically includes:
when the value of the electric quantity parameter in the charging and discharging data is lower than the first duration of the first preset electric quantity value and is longer than the first preset time; or the target times of entering the preset electric quantity range from the outside of the preset electric quantity range of the value of the electric quantity parameter is greater than the first preset times; or after the charging and discharging data is refreshed from the last storage battery, when the charging electric quantity statistic value and/or the discharging electric quantity statistic value of the storage battery is larger than the preset electric quantity, determining that the first comparison result is that the charging and discharging data meets the first condition.
In an embodiment of the present invention, how to obtain the first comparison result is further described, wherein the comparison process at least includes at least one of the following steps: judging the relation between the first duration time and the first preset time when the value of the electric quantity parameter is lower than the first preset electric quantity value; judging the relation between the target times of entering the preset electric quantity range and the first preset times when the value of the electric quantity parameter is out of the preset electric quantity range; and judging the relationship between the charging electric quantity statistical value and the discharging electric quantity statistical value of the storage battery and the preset electric quantity after the storage battery is refreshed last time. When the first duration is longer than a first preset time, the target times are longer than a first preset times, or the charging electric quantity statistic value and/or the discharging electric quantity statistic value are/is longer than a preset electric quantity, it can be determined that the charging and discharging data meet a first condition, namely, the storage battery is in a low-electric-quantity state for a long time at the moment, and the risk of sulfation exists.
Preferably, a preferred embodiment of the present invention further describes the above embodiment, wherein the first preset electric quantity value is preferably 70%; the first preset number of times is preferably 30 times; the preset amount of electricity is preferably 200 Ah.
Referring to fig. 3, specifically, the step S102 of obtaining the refresh function demand signal for the battery refresh control according to the charge and discharge data by the control method for battery refresh as described above further includes:
step 301, comparing the charge and discharge data with a preset second condition to obtain a second comparison result;
step 302, when the second comparison result is that the charge and discharge data satisfy the second condition, a second refresh function demand signal carrying the refresh off flag bit is obtained.
In another embodiment of the present invention, when the refresh function demand signal is obtained according to the charge and discharge data, the charge and discharge data is compared with a preset second condition, and whether the current storage battery meets the second condition is determined, so as to obtain a second comparison result after comparison; when the second comparison result is that the charging and discharging data meet the second condition, it is determined that the current storage battery is not necessary to be updated, the obtained refreshing function demand signal is a second refreshing function demand signal carrying a refresh-off function flag bit, and after the second refreshing function demand signal is sent to the vehicle controller, the vehicle controller stops refreshing the storage battery according to the refresh-off function flag bit in the second refreshing function demand signal, so that excessive refreshing of the storage battery is avoided, normal charging and discharging of the vehicle is guaranteed, and further, the electric energy is saved.
Preferably, the method for controlling refreshing of a storage battery as described above, the step 301 of comparing the charge and discharge data with a preset second condition to obtain a second comparison result specifically includes:
when the charging and discharging voltage in the charging and discharging data is larger than the preset voltage; or when the charging current in the charging and discharging data is smaller than the preset current, determining that the charging and discharging data meets a second condition according to a second comparison result.
In an embodiment of the present invention, how to obtain the second comparison result is further described, wherein the comparison process at least includes at least one of the following steps: judging the relation between the charge-discharge voltage and the preset voltage in the charge-discharge data; and judging the relation between the charging current and the preset current in the charging and discharging data. When the charging and discharging voltage is greater than the preset voltage or the charging current is less than the preset current, the charging and discharging data can be determined to meet the second condition, namely the storage battery can normally operate at the moment, and the risk of sulfation does not exist.
Preferably, a preferred embodiment of the present invention further describes the above embodiment, wherein the preset voltage is preferably 14.1V; the preset current is preferably 0.5A.
Referring to fig. 4, further, the method for controlling the refresh of the battery further includes:
step 401, obtaining a second duration of execution of the refresh function;
and 402, when the second duration is longer than a second preset time, obtaining a third refreshing function demand signal carrying a refresh-off function flag bit, and sending the third refreshing function demand signal to the vehicle control unit.
In another preferred embodiment of the present invention, the method for controlling the refresh of the battery further includes: after the refreshing function of refreshing the storage battery is started, the second duration time for executing the refreshing function can be acquired, the second duration time is compared with a preset second preset time, when the second duration time is greater than the second preset time, the refreshing of the storage battery can be determined to be finished, a third refreshing function demand signal carrying a flag bit for closing the refreshing function is sent to the vehicle control unit, the vehicle control unit stops refreshing the storage battery in time, excessive refreshing of the storage battery is avoided, normal charging and discharging of a vehicle are guaranteed, and electric energy saving is facilitated.
Preferably, a preferred embodiment of the present invention further illustrates the above embodiment, wherein the second duration is preferably 8 hours.
Referring to fig. 5, another preferred embodiment of the present invention also provides a vehicle body controller including:
the first receiving module 501 is used for receiving the charging and discharging data of the storage battery detected by the intelligent storage battery sensor;
a first processing module 502, configured to obtain a refresh function demand signal for refresh control of a storage battery according to the charge and discharge data;
the second processing module 503 is configured to send a refresh function demand signal to the vehicle control unit.
Specifically, as described above for the vehicle body controller, the first processing module 501 includes:
the first processing unit is used for comparing the charging and discharging data with a preset first condition to obtain a first comparison result;
and the second processing unit is used for obtaining a first refreshing function demand signal carrying a flag bit for starting a refreshing function when the first comparison result shows that the charging and discharging data meet the first condition.
Preferably, as for the above vehicle body controller, the first processing unit specifically includes:
when the value of the electric quantity parameter in the charging and discharging data is lower than the first duration of the first preset electric quantity value and is longer than the first preset time; or the target times of entering the preset electric quantity range from the outside of the preset electric quantity range of the value of the electric quantity parameter is greater than the first preset times; or after the charging and discharging data is refreshed from the last storage battery, when the charging electric quantity statistic value and/or the discharging electric quantity statistic value of the storage battery is larger than the preset electric quantity, determining that the first comparison result is that the charging and discharging data meets the first condition.
Specifically, as described above for the vehicle body controller, the first processing module 501 further includes:
the third processing unit is used for comparing the charging and discharging data with a preset second condition to obtain a second comparison result;
and the fourth processing unit is used for obtaining a second refreshing function demand signal carrying the refresh-off function flag bit when the second comparison result is that the charging and discharging data meet the second condition.
Preferably, in the above vehicle body controller, the third processing unit specifically includes:
when the charging and discharging voltage in the charging and discharging data is larger than the preset voltage; or when the charging current in the charging and discharging data is smaller than the preset current, determining that the charging and discharging data meets a second condition according to a second comparison result.
Further, the vehicle body controller as described above further includes:
the fourth processing module is used for acquiring a second duration time of the execution of the refreshing function;
and the fifth processing module is used for obtaining a third refreshing function demand signal carrying the refresh-off function flag bit when the second duration is greater than the second preset time, and sending the third refreshing function demand signal to the vehicle control unit.
The embodiment of the vehicle body controller of the invention is a device corresponding to the embodiment of the control method for refreshing the storage battery applied to the vehicle body controller, and all implementation means in the embodiment of the method are applicable to the embodiment of the device, so that the same technical effect can be achieved.
Referring to fig. 6, still another preferred embodiment of the present invention further provides a method for controlling battery refresh, which is applied to a vehicle controller, and includes:
step S601, receiving a refreshing function demand signal sent by a vehicle body controller;
step S602, according to the refresh function request signal, starting and executing the refresh function or stopping executing the refresh function.
In a preferred embodiment of the present invention, a control method for refreshing a battery applied to a vehicle control unit is provided, wherein the vehicle controller is in data connection with the vehicle body controller through a controller local area network, the vehicle control receives a refreshing function demand signal obtained by the vehicle body controller according to the charging data of the storage battery, and according to the refresh function demand signal, starting and executing the refresh function or stopping executing the refresh function, the vehicle controller can timely carry out complete devulcanization operation, namely refresh, on the basis of monitoring the charging and discharging data of the storage battery in real time by the vehicle body controller, thereby avoiding the sulfation of the storage battery, being beneficial to prolonging the service life of the storage battery, or, the refreshing of the storage battery is closed, the storage battery is prevented from being refreshed excessively, the normal charging and discharging of the vehicle are ensured, and the electric energy is saved.
Specifically, the step S602 of starting and executing the refresh function or stopping executing the refresh function according to the refresh function demand signal in the method for controlling the refresh of the storage battery as described above includes:
when the refresh function demand signal carries a refresh function starting flag bit, acquiring a vehicle mode of a vehicle, and starting and executing a refresh function or stopping executing the refresh function according to the vehicle mode;
and when the refresh function demand signal carries a flag bit for closing the refresh function, stopping executing the refresh function.
In a specific embodiment of the present invention, when the received refresh function demand signal carries a flag bit for starting the refresh function, it is determined that the storage battery has a risk of sulfation, that is, refresh is required, at this time, a vehicle complete mode of the vehicle is obtained, and further, whether the vehicle is currently suitable for performing a refresh operation of the storage battery is determined according to the vehicle complete mode, and according to a determination result, the refresh function is started and executed or the refresh function is stopped, so as to avoid that the vehicle is forcibly started and executed when the vehicle cannot or is not suitable for executing the refresh function, which may damage the vehicle and/or affect normal driving of the vehicle.
Preferably, the method for controlling the refreshing of the storage battery, according to the entire vehicle mode, the step of starting and executing the refreshing function or stopping executing the refreshing function includes:
judging whether the whole vehicle mode meets the preset mode requirement or not, and obtaining a judgment result;
when the judgment result is that the finished automobile mode meets the requirement of a preset mode, starting and executing a refreshing function;
and when the judging result is that the whole vehicle mode does not meet the preset mode requirement, stopping executing the refreshing function.
In a specific embodiment of the invention, when the refresh function is started and directed or the refresh function is stopped to be executed according to the vehicle mode, a preset mode requirement is obtained, whether the vehicle mode of the vehicle meets the preset mode requirement is judged, a judgment result is obtained, when the judgment result is that the vehicle mode meets the preset mode requirement, the current vehicle can execute the refresh function, and the refresh function is started and executed to refresh the storage battery, so that the sulfation of the storage battery is avoided, and the service life of the storage battery is prolonged; and when the judgment result is that the whole vehicle mode does not meet the preset mode requirement, determining that the current vehicle cannot execute the refreshing function, and stopping executing the refreshing function at the moment, so as to avoid the damage to the vehicle and/or the influence on the normal running of the vehicle caused by forcibly starting and executing the refreshing function.
Specifically, the method for controlling the refreshing of the storage battery, which determines whether the entire vehicle mode meets the preset mode requirement, and obtains the determination result, includes:
and when the whole vehicle mode is a slow charging mode or an intelligent parking power supply mode, determining that the whole vehicle mode meets the requirement of a preset mode according to a judgment result.
In an embodiment of the present invention, the step of obtaining the determination result is further described, when the vehicle mode of the current vehicle is a slow charging mode or an intelligent parking and power supplementing mode, the vehicle is in a state of being charged by the charging pile or the power battery to the storage battery, and at this time, if the refresh function is executed, the normal power supply of the vehicle is not affected, so that it is determined that the vehicle mode satisfies the requirement of the preset mode, and at this time, the refresh function may be executed.
Specifically, in the method for controlling the refresh of the storage battery, the step of starting and executing the refresh function includes: continuously sending a refresh function enabling signal to the direct current converter;
the step of stopping the execution of the refresh function includes: and stopping sending the refresh function enabling signal to the direct current converter.
In a preferred embodiment of the present invention, the step of starting and executing the refresh function and the step of stopping executing the refresh function are further described, in this embodiment, preferably, when the refresh function is started and executed, the vehicle control unit continuously sends a refresh function enable signal to the dc converter, so that the dc converter charges the battery with the electric energy from the charging pile or the power battery by changing the charging voltage of the battery, preferably increasing the charging voltage to 14.5V, and refreshes the battery; when the refreshing function is stopped, the refreshing of the storage battery can be closed by stopping sending the refreshing function enabling signal to the direct current converter, and compared with the mode of sending the opening signal for opening and sending the closing signal for closing, the refreshing of the storage battery is closed in time, and the influence on the storage battery and the vehicle caused by overlong refreshing time of the storage battery due to signal errors is avoided.
Referring to fig. 7, still another preferred embodiment of the present invention also provides a vehicle control unit including:
a second receiving module 701, configured to receive a refresh function demand signal sent by a vehicle body controller;
the third processing module 702 is configured to start and execute the refresh function or stop executing the refresh function according to the refresh function request signal.
Specifically, as described above for the vehicle control unit, the third processing module 702 includes:
the first processing submodule is used for acquiring a whole vehicle mode of a vehicle when the refresh function demand signal carries a refresh function starting flag bit, and starting and executing a refresh function or stopping executing the refresh function according to the whole vehicle mode;
and the second processing submodule is used for stopping executing the refreshing function when the refreshing function demand signal carries a flag bit for closing the refreshing function.
Preferably, as described above, the first processing sub-module of the vehicle control unit specifically includes:
the fifth processing unit is used for judging whether the whole vehicle mode meets the preset mode requirement or not and obtaining a judgment result;
the sixth processing unit is used for starting and executing a refreshing function when the judging result is that the whole vehicle mode meets the requirement of the preset mode;
and the seventh processing unit is used for stopping executing the refreshing function when the judgment result shows that the whole vehicle mode does not meet the requirement of the preset mode.
Specifically, as described above, the fifth processing unit of the vehicle control unit specifically includes:
and when the whole vehicle mode is a slow charging mode or an intelligent parking power supply mode, determining that the whole vehicle mode meets the requirement of a preset mode according to a judgment result.
Specifically, as described above, the sixth processing unit specifically includes: continuously sending a refresh function enabling signal to the direct current converter;
the seventh processing unit includes: and stopping sending the refresh function enabling signal to the direct current converter.
The embodiment of the vehicle control unit is a device corresponding to the embodiment of the control method applied to vehicle control unit for refreshing the storage battery, and all implementation means in the embodiment of the method are applied to the embodiment of the device, so that the same technical effects can be achieved.
Referring to fig. 8, another preferred embodiment of the present invention also provides a control system for refreshing a battery, including: a battery 801, a dc converter 802, an intelligent battery sensor 803, a vehicle body controller 804 as described above, and a vehicle control unit 805 as described above;
the vehicle body controller 804 is respectively in data connection with the intelligent storage battery sensor 803 and the vehicle controller 805;
The dc converter 802 is in data connection with the vehicle controller 805 and is electrically connected to the battery 801.
In another preferred embodiment of the present invention, there is also provided a control system for refreshing a battery, including: a battery 801, a dc converter 802, an intelligent battery sensor 803, a body controller 804 as described above, and a vehicle controller 805 as described above. In the control system, the vehicle body controller 804 is respectively in data connection with the intelligent storage battery sensor 803 and the vehicle controller 805, and judges whether the storage battery 801 needs to be refreshed or not according to the discharge data of the storage battery 801 detected by the intelligent storage battery sensor in real time, so as to obtain a refresh function demand signal, and send the refresh function demand signal to the vehicle controller 805, so that the vehicle controller 805 controls the direct current converter 803 to refresh the storage battery 801 or not to refresh the storage battery 801 according to the refresh function demand signal and a vehicle mode. That is, the present embodiment can determine whether to refresh the storage battery 801 in real time according to the vehicle state, which is beneficial to ensure timely refresh of the storage battery 801 and avoid the influence of sulfation of the storage battery 801 on the service life of the storage battery 801.
Still another preferred embodiment of the present invention also provides a vehicle including the control system as described above.
In still another preferred embodiment of the present invention, a vehicle is further provided, where the vehicle includes the above-mentioned control system, and the service life of the storage battery can be prolonged by the control system, so as to be beneficial to ensuring the use experience of a user, and thus to improving the market competitiveness of the vehicle.
Yet another preferred embodiment of the present invention also provides a readable storage medium, on which a computer program is stored, which, when executed by a processor, implements the steps of the control method for refreshing a storage battery as described above, or implements the steps of the control method for refreshing a storage battery as described above.
It should be noted that the data connection described herein is preferably a data transmission through a local area network.
Furthermore, the present invention may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed.
It is further noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (16)
1. A control method for refreshing a storage battery is applied to a vehicle body controller and is characterized by comprising the following steps:
receiving charge and discharge data of a storage battery detected by an intelligent storage battery sensor;
obtaining a refreshing function demand signal for refreshing control of the storage battery according to the charging and discharging data; and sending the refreshing function demand signal to the vehicle control unit.
2. The method for controlling battery refresh as claimed in claim 1, wherein said step of obtaining a refresh function demand signal for battery refresh control based on said charge and discharge data comprises:
comparing the charge and discharge data with a preset first condition to obtain a first comparison result;
and when the first comparison result shows that the charging and discharging data meet the first condition, obtaining a first refreshing function demand signal carrying a refreshing function starting flag bit.
3. The method for controlling refreshing of a storage battery according to claim 2, wherein the step of comparing the charge and discharge data with a preset first condition to obtain a first comparison result comprises:
when the value of the electric quantity parameter in the charging and discharging data is lower than the first duration of a first preset electric quantity value, the first duration is longer than a first preset time; or, the target times of entering the preset electric quantity range from the outside of the preset electric quantity range of the value of the electric quantity parameter is greater than a first preset time; or after the last time of refreshing of the storage battery in the charge and discharge data, when the charging electric quantity statistic and/or the discharging electric quantity statistic of the storage battery is larger than a preset electric quantity, determining that the first comparison result is that the charge and discharge data meet the first condition.
4. The method for controlling battery refresh as claimed in claim 1, wherein said step of obtaining a refresh function demand signal for battery refresh control based on said charge and discharge data further comprises:
comparing the charge and discharge data with a preset second condition to obtain a second comparison result;
and when the second comparison result shows that the charging and discharging data meet the second condition, obtaining a second refreshing function demand signal carrying a refreshing function closing flag bit.
5. The method for controlling refreshing of a storage battery according to claim 4, wherein the step of comparing the charge and discharge data with a preset second condition to obtain a second comparison result comprises:
when the charging and discharging voltage in the charging and discharging data is larger than a preset voltage; or when the charging current in the charging and discharging data is smaller than a preset current, determining that the charging and discharging data meets the second condition according to the second comparison result.
6. The control method for battery refresh as defined in claim 1, further comprising:
acquiring a second duration of execution of the refresh function;
and when the second duration is longer than a second preset time, obtaining a third refreshing function demand signal carrying a flag bit for closing the refreshing function, and sending the third refreshing function demand signal to the vehicle control unit.
7. A vehicle body controller, comprising:
the first receiving module is used for receiving the charging and discharging data of the storage battery detected by the intelligent storage battery sensor;
the first processing module is used for obtaining a refreshing function judgment parameter according to the charging and discharging data;
and the second processing module is used for obtaining a refreshing function demand signal for controlling the refreshing function to be started or closed according to the refreshing function judgment parameter and sending the refreshing function demand signal to the vehicle control unit.
8. A control method for refreshing a storage battery is applied to a vehicle control unit, and is characterized by comprising the following steps:
receiving a refreshing function demand signal sent by a vehicle body controller;
and starting and executing the refreshing function or stopping executing the refreshing function according to the refreshing function demand signal.
9. The method for controlling battery refresh as claimed in claim 8, wherein said step of turning on and executing a refresh function or stopping execution of said refresh function according to said refresh function demand signal comprises:
when the refresh function demand signal carries a refresh function starting flag bit, acquiring a finished automobile mode of a vehicle, and starting and executing a refresh function or stopping executing the refresh function according to the finished automobile mode;
and when the refresh function demand signal carries a flag bit for closing the refresh function, stopping executing the refresh function.
10. The battery refresh control method according to claim 9, wherein the step of turning on and performing the refresh function or stopping performing the refresh function according to the vehicle completion mode includes:
judging whether the whole vehicle mode meets the preset mode requirement or not, and obtaining a judgment result;
When the judging result is that the whole vehicle mode meets the requirement of the preset mode, starting and executing the refreshing function;
and when the judgment result shows that the whole vehicle mode does not meet the preset mode requirement, stopping executing the refreshing function.
11. The control method for refreshing the storage battery according to claim 10, wherein the step of judging whether the entire vehicle mode meets the preset mode requirement and obtaining the judgment result comprises the steps of:
and when the whole vehicle mode is a slow charging mode or an intelligent parking power supply mode, determining that the whole vehicle mode meets the preset mode requirement according to the judgment result.
12. The method of claim 8, wherein the step of activating and performing a refresh function comprises: continuously sending a refresh function enabling signal to the direct current converter;
the step of stopping the execution of the refresh function comprises: and stopping sending the refresh function enabling signal to the direct current converter.
13. A vehicle control unit is characterized by comprising:
the second receiving module is used for receiving a refreshing function demand signal sent by the vehicle body controller;
and the third processing module is used for starting and executing the refreshing function or stopping executing the refreshing function according to the refreshing function demand signal.
14. A control system for battery refresh, comprising: a battery, a dc converter, a smart battery sensor, the vehicle body controller of claim 7, and the vehicle control unit of claim 13;
the vehicle body controller is respectively in data connection with the intelligent storage battery sensor and the vehicle control unit;
the direct current converter is in data connection with the vehicle control unit and is electrically connected with the storage battery.
15. A vehicle characterized by comprising a control system according to claim 14.
16. A readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method for controlling battery refresh according to any one of claims 1 to 6, or carries out the steps of the method for controlling battery refresh according to any one of claims 8 to 12.
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| CN202110110808.5A CN114678916A (en) | 2021-01-27 | 2021-01-27 | Control method, device and system for refreshing storage battery and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214423A (en) * | 2022-07-20 | 2022-10-21 | 广州汽车集团股份有限公司 | Generator control method and device, computer readable medium and automobile |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115214423A (en) * | 2022-07-20 | 2022-10-21 | 广州汽车集团股份有限公司 | Generator control method and device, computer readable medium and automobile |
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