CN114312474A - Battery management system and electric bicycle control method - Google Patents
Battery management system and electric bicycle control method Download PDFInfo
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- CN114312474A CN114312474A CN202111447924.2A CN202111447924A CN114312474A CN 114312474 A CN114312474 A CN 114312474A CN 202111447924 A CN202111447924 A CN 202111447924A CN 114312474 A CN114312474 A CN 114312474A
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Abstract
The invention provides a battery management system and an electric bicycle control method, wherein the system comprises: the data acquisition module is connected with a battery module of the electric bicycle and used for sending an electric quantity inquiry command to the battery module based on a set time interval and receiving electric quantity use information of the electric bicycle sent by the battery module in response to the electric quantity inquiry command; and the server module is connected with the data acquisition module and used for sending the electric quantity use information of the electric bicycle to a target application program for unlocking the electric bicycle. According to the system and the method provided by the invention, a user can know the electric quantity use condition of the electric bicycle in advance according to the target application program, the situation that the electric quantity is insufficient and the electric bicycle is anchored on site in the riding process is avoided, and the use experience of the user is improved.
Description
Technical Field
The invention relates to the technical field of electric bicycles, in particular to a battery management system and an electric bicycle control method.
Background
The appearance of the shared electric bicycle provides a new short-distance travel solution for people, and greatly facilitates daily travel of people. The shared electric bicycle moves forward by means of driving force provided by the power battery, and when the power battery is exhausted, the shared electric bicycle needs to be charged in time.
Among the prior art, can only know the residual capacity of electric bicycle behind the unblock sharing electric bicycle for the user can't predict whether can reach the destination when using sharing electric bicycle, often appears the electric quantity not enough and the condition of scene breakdown, leads to user's use to experience poorly.
Disclosure of Invention
The invention provides a battery management system and an electric bicycle control method, which are used for solving the technical problems that in the prior art, an electric bicycle is often in shortage in electric quantity during riding, so that the electric bicycle is anchored on site, and the use experience of a user is poor.
The present invention provides a battery management system, comprising:
the data acquisition module is connected with a battery module of the electric bicycle and used for sending an electric quantity inquiry command to the battery module based on a set time interval and receiving electric quantity use information of the electric bicycle sent by the battery module in response to the electric quantity inquiry command;
and the server module is connected with the data acquisition module and used for sending the electric quantity use information of the electric bicycle to a target application program for unlocking the electric bicycle.
According to the battery management system provided by the invention, the server module comprises a low-power early warning submodule;
and the low-electricity early warning sub-module is used for determining that the using state of the electric bicycle is unavailable and sending the using state and the position of the electric bicycle if the residual electricity in the electricity using information of the electric bicycle is lower than a preset threshold value.
According to the battery management system provided by the invention, the connection mode of the data acquisition module and the battery module comprises at least one of RS485 connection, 433M connection, ZigBee connection, Bluetooth connection and WIFI connection.
The invention provides an electric bicycle control method, which comprises the following steps:
acquiring the electric quantity use information and the current vehicle position of a target electric bicycle based on the identification code of the target electric bicycle;
determining a predicted power consumption amount of the target electric bicycle based on a destination location of a user, a current vehicle location of the target electric bicycle, and a unit-mileage power consumption amount of the electric bicycle;
if the predicted power consumption is smaller than the residual power in the power consumption use information, prompting that the use state of the target electric bicycle is available, and unlocking the target electric bicycle;
and acquiring the electricity usage information of the target electric bicycle based on the battery management system.
According to the electric bicycle control method provided by the present invention, the determining of the predicted electric power consumption amount of the target electric bicycle comprises:
and if the predicted power consumption is larger than or equal to the residual power in the power consumption information, prompting that the use state of the target electric bicycle is unavailable.
The invention provides an electric bicycle control method, which comprises the following steps:
acquiring a destination position and a current user position of a user;
determining a predicted power consumption based on the destination location and the current user location, and a unit mileage power consumption of the electric bicycle;
sending the current user position and the predicted power consumption amount to a server module, so that the server module determines a plurality of candidate electric bicycles based on the current user position and determines a target electric bicycle based on the power consumption information of each candidate electric bicycle and the predicted power consumption amount;
receiving the position and the identification code of the target electric bicycle sent by the server module, prompting the position of the target electric bicycle, and unlocking the target electric bicycle based on the identification code;
and acquiring the electricity consumption information of the candidate electric bicycle based on the battery management system.
According to the electric bicycle control method provided by the present invention, the determining a target electric bicycle based on the electric quantity usage information of each candidate electric bicycle and the predicted electric quantity consumption includes:
comparing the residual electric quantity in the electric quantity use information of each candidate electric bicycle with the predicted electric consumption, and determining the difference value between the residual electric quantity of each candidate electric bicycle and the predicted electric consumption;
and determining the candidate electric bicycle corresponding to the maximum difference value as the target electric bicycle.
According to the electric bicycle control method provided by the invention, the unit mileage power consumption of the electric bicycle is determined based on the following steps:
acquiring the driving mileage and the power consumption of any one vehicle of the same type of the electric bicycle in each charge-discharge period;
determining the unit mileage power consumption of any one vehicle of the same type based on the driving mileage and the power consumption of the vehicle of the same type in each charge-discharge period;
determining a unit-mileage power consumption amount of the electric bicycle based on unit-mileage power consumption amounts of a plurality of vehicles of the same type.
The invention provides electronic equipment which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the computer program to realize the steps of the electric bicycle control method.
The present invention provides a non-transitory computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements the steps of the electric bicycle control method.
The battery management system and the electric bicycle control method provided by the invention comprise the data acquisition module and the server module, wherein the data acquisition module is used for inquiring and acquiring the electric quantity use information of the electric bicycle according to the set time interval, and the server module is used for sending the electric quantity use information of the electric bicycle to the target application program for unlocking the electric bicycle, so that a user can know the electric quantity use condition of the electric bicycle in advance according to the target application program, the travel is planned, the situation that the electric quantity is insufficient and the electric bicycle is anchored on site in the riding process is avoided, and the use experience of the user is improved.
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In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a battery management system provided in the present invention;
FIG. 2 is a schematic flow chart of an electric bicycle control method according to the present invention;
FIG. 3 is a second schematic flow chart of the electric bicycle control method according to the present invention;
fig. 4 is a schematic structural diagram of an electronic device provided in the present invention.
Reference numerals:
110: a data acquisition module; 120: a server module.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 is a schematic structural diagram of a battery management system provided in the present invention, and as shown in fig. 1, the system includes:
the data acquisition module 110 is connected with a battery module of the electric bicycle, and is used for sending an electric quantity query instruction to the battery module based on a set time interval and receiving electric quantity use information of the electric bicycle sent by the battery module in response to the electric quantity query instruction;
and the server module 120 is connected with the data acquisition module 110 and is used for sending the electric quantity use information of the electric bicycle to a target application program for unlocking the electric bicycle.
Specifically, an electric bicycle is a vehicle with a power assist device added to a common bicycle, and the main components of the electric bicycle include a battery module. The battery module may include a plurality of battery packs and a battery state detection unit. The battery state detection unit is used for detecting parameters such as voltage, current and electric quantity of the battery pack.
The battery management system provided by the embodiment of the invention comprises a data acquisition module 110 and a server module 120. The data acquisition module 110 is disposed inside the electric bicycle, and the server module 120 is disposed at a remote end. The data collection module 110 and the server module 120 are communicatively coupled via a wireless network.
The data acquisition module 110 is connected with a battery module in the electric bicycle, and sends an electric quantity query instruction to the battery module according to a set time interval in a polling mode. After receiving the power query instruction, the battery module generates power usage information according to each parameter of the battery pack at the current time, and feeds the power usage information back to the data acquisition module 110. The power usage information may include information such as an output voltage, an output current, and a remaining power of the battery module.
The set time interval is set to be shorter, so that the electricity quantity inquiry times are increased, and the electricity quantity in the battery module is consumed; the set time interval is set to be longer, the service condition of the electric quantity cannot be updated in real time, and a user or maintenance personnel cannot be effectively prompted. Therefore, the set time interval may be set according to the use state of the electric bicycle. For example, when the electric bicycle is in an unused state, the set time interval may be set to 1 hour; the set time interval may be set to 5 minutes when the electric bicycle is in use.
The server module 120 receives the electric quantity usage information of the electric bicycle sent by the data acquisition module 110, and sends the electric quantity usage information to a target application program for unlocking the electric bicycle. When a user unlocks the electric bicycle according to a target application program in the terminal, the electric quantity use information of the electric bicycle can be synchronously acquired, and therefore the journey of the user can be reasonably planned according to the electric quantity use information. The terminal may be a mobile terminal, a tablet computer, or the like, and the target application is an application loaded in the terminal, configured to receive user input, perform control functions such as unlocking, locking, riding data statistics, and the like on the electric bicycle in response to the user input, and interact with the server module 120.
The server module 120 may further send the electric quantity usage information of each electric bicycle to a battery manufacturer or a data monitoring platform of the electric bicycle manufacturer, so that the data monitoring platform may grasp the operation data and the state information of the battery modules in each electric bicycle in real time, and perform remote diagnosis on the battery modules through a cloud management technology, a big data analysis technology, and the like, and perform full life cycle management on the battery modules. When the electric quantity of the battery is about to be exhausted or the performance of the battery is reduced, a user can be prompted through the target application program in time, or operation and maintenance personnel can be prompted to carry out maintenance.
The battery management system comprises a data acquisition module and a server module, wherein the data acquisition module is used for inquiring and acquiring the electric quantity use information of the electric bicycle according to a set time interval, and the server module is used for sending the electric quantity use information of the electric bicycle to a target application program for unlocking the electric bicycle, so that a user can know the electric quantity use condition of the electric bicycle in advance according to the target application program, a travel is planned, the situation that field anchoring is caused by insufficient electric quantity in the riding process is avoided, and the use experience of the user is improved.
Based on the embodiment, the server module comprises a low-power early warning sub-module;
and the low-electricity early warning sub-module is used for determining that the using state of the electric bicycle is unavailable and sending the using state and the position of the electric bicycle if the residual electricity in the electricity using information of the electric bicycle is lower than a preset threshold value.
Specifically, the low-electricity early warning submodule is used for monitoring the electricity usage information of each electric bicycle and carrying out low-electricity early warning.
For the position of the electric bicycle, the remote server can be in wireless connection with a positioning module in the electric bicycle to acquire the real-time position of the electric bicycle.
When the low-power early warning sub-module monitors that the residual power in the power usage information of the electric bicycle is lower than a preset threshold value, the electric bicycle is determined to be unsuitable for further use. Because the battery module will lead to excessively discharging, life will shorten to continue to use electric bicycle under the condition that the electric quantity is too low. The preset threshold may be determined according to the charge and discharge performance of the battery module.
The low-electricity early warning sub-module sends the using state and the position of the electric bicycle to a handheld terminal of a maintenance person, so that the maintenance person can search the electric bicycle according to the position of the electric bicycle, and can charge a battery module of the electric bicycle or replace a battery and the like according to the using state of the electric bicycle.
According to the battery management system provided by the embodiment of the invention, the low-power early warning submodule is used for monitoring the electric quantity use information of each electric bicycle, the electric bicycles are charged or replaced in time, the fault rate of the battery and the whole electric bicycle can be greatly reduced, and the service life of the battery is prolonged.
Based on any one of the above embodiments, the connection mode of the data acquisition module and the battery module includes at least one of RS485 connection, 433M connection, ZigBee connection, bluetooth connection, and WIFI connection.
Specifically, the data acquisition module can adopt an independent circuit structure, and can also be integrated with a central control system of the electric bicycle.
When the data acquisition module is connected with the battery module, two modes of wired connection and wireless connection can be adopted. For example, RS485 can be used for wired connection to realize bidirectional communication between the data acquisition module and the battery module. For another example, a 433M wireless communication module, a ZigBee wireless communication module, a bluetooth communication module, a WIFI communication module, and the like may be used to wirelessly connect the data acquisition module and the battery module, thereby realizing bidirectional communication.
Based on any of the above embodiments, fig. 2 is a schematic flow chart of a method for controlling an electric bicycle provided by the present invention, as shown in fig. 2, the method includes:
the electric quantity use information of the target electric bicycle is acquired based on the battery management system in the above embodiment.
Specifically, an execution main body of the electric bicycle control method provided by the embodiment of the invention is an application program in the user terminal.
And the application program responds to the operation of the user, starts a camera in the user terminal to scan and identify the identification code on the body of the target electric bicycle, and sends the identified identity information of the target electric bicycle to the battery management system to obtain the electric quantity use information returned by the battery management system to the target electric bicycle. For the current vehicle position of the target electric bicycle, the application program can be connected with a positioning module of the target electric bicycle after the target electric bicycle is scanned and identified, and the application program can be directly read from the positioning module; and the identification information of the target electric bicycle can be inquired from the battery management system.
The application program calculates the predicted mileage to be traveled by the target electric bicycle according to the destination position input by the user and the current vehicle position of the target electric bicycle. For example, the application program may input the destination position and the current vehicle position into a map application program built in the terminal, and the map application program performs path planning according to the map data to obtain the predicted mileage to be traveled by the target electric bicycle.
The power consumption per unit distance of the electric bicycle is the power consumed by the electric bicycle for driving one unit distance on average under the comprehensive working condition, for example, the power consumption per unit distance may be the power consumed by driving 1 kilometer, and the unit is kw/km (kilowatt/km). The unit mileage power consumption can be obtained by calculating according to the driving mileage data of the electric bicycle in a plurality of charging and discharging periods, and the comprehensive working conditions comprise all working conditions of driving of the electric bicycle, such as driving on an uphill, driving on a downhill and driving on a flat ground.
The application program divides the predicted mileage to be traveled by the target electric bicycle by the unit mileage power consumption, so that the predicted power consumption required by the predicted mileage to be traveled by the target electric bicycle can be obtained.
If the predicted power consumption is smaller than the residual power in the power consumption use information, it is indicated that the target electric bicycle has more power after running the predicted mileage, the user can ride the target electric bicycle to reach the destination position, the application program can prompt the user that the use state of the target electric bicycle is available through voice broadcasting, text reminding and other modes, and the target electric bicycle is unlocked for the user to use.
According to the electric bicycle control method provided by the embodiment of the invention, the electric quantity use information and the current vehicle position of the target electric bicycle are obtained, the predicted electric consumption of the target electric bicycle is determined according to the destination position based on the user, the current vehicle position of the target electric bicycle and the unit mileage electric consumption of the electric bicycle, and if the predicted electric consumption is less than the residual electric quantity in the electric quantity use information, the target electric bicycle is unlocked, so that the user can predict whether the electric quantity of the electric bicycle is enough before riding the electric bicycle, the situation that the electric quantity is insufficient and the site is broken down in the riding process is avoided, and the use experience of the user is improved.
Based on any of the above embodiments, step 220 includes, after:
and if the predicted power consumption is larger than or equal to the residual power in the power consumption use information, prompting that the use state of the target electric bicycle is unavailable.
Specifically, if the predicted power consumption is greater than or equal to the remaining power in the power usage information, it is indicated that the target electric bicycle cannot run for the predicted mileage, or no power surplus is left after the predicted mileage is run, the user can not reach the destination position by riding the target electric bicycle, the application program can prompt the user that the usage state of the target electric bicycle is unavailable through voice broadcast, text prompt and the like, and can also prompt the user to change the electric bicycle.
Based on any of the above embodiments, fig. 3 is a second schematic flow chart of the electric bicycle control method provided by the present invention, as shown in fig. 3, the method includes:
step 340, receiving the position and the identification code of the target electric bicycle sent by the server module, prompting the position of the target electric bicycle, and unlocking the target electric bicycle based on the identification code;
the electric quantity usage information of the candidate electric bicycle is acquired by the battery management system in the above embodiment.
Specifically, an execution main body of the electric bicycle control method provided by the embodiment of the invention is an application program in the user terminal.
The application program responds to the input of the user, and obtains the destination position and the current user position of the user. The current user position is the position of the user at the current moment and can be obtained according to a map application program built in the terminal. According to the destination position and the current user position, the application program can calculate the predicted mileage to be traveled by the user, and the predicted mileage is divided by the unit mileage power consumption of the electric bicycle to obtain the predicted power consumption required by the predicted mileage traveled by the electric bicycle.
The application program sends the predicted power consumption to a server module of the battery management system, and also sends the current location of the user to the server module. The server module may determine a plurality of candidate electric bicycles according to the current location of the user. The candidate electric bicycle is an electric bicycle in an idle state. The server module determines a target electric bicycle according to the electric quantity usage information and the predicted electric consumption quantity of the plurality of candidate electric bicycles, for example, the target electric bicycle may be a candidate electric bicycle with a remaining electric quantity greater than the predicted electric consumption quantity.
And after the server module determines the target electric bicycle, the position and the identification code of the target electric bicycle are sent to the application program. The application program can prompt the position of the target electric bicycle to the user in a voice broadcasting or text picture display mode.
When the user arrives at the position of the target electric bicycle, the application program can acquire the identification code of the electric bicycle through the camera of the terminal, compare the identification code with the identification code sent by the server module, if the identification code is consistent with the identification code sent by the server module, indicate that the electric bicycle is the target electric bicycle, unlock the target electric bicycle and prompt the user to start riding; and if the electric bicycle is inconsistent with the target electric bicycle, indicating that the electric bicycle is not the target electric bicycle, and prompting the user to search the target electric bicycle again at the position of the target electric bicycle.
According to the electric bicycle control method provided by the embodiment of the invention, the destination position and the current user position of the user are obtained, the predicted power consumption is determined according to the unit mileage power consumption of the electric bicycle, the target electric bicycle is determined from a plurality of candidate electric bicycles by the server module according to the predicted power consumption, the position of the target electric bicycle is prompted, and the user is guided to search and unlock the target electric bicycle.
Based on any of the above embodiments, step 330 includes:
comparing the residual electric quantity in the electric quantity use information of each candidate electric bicycle with the predicted electric consumption, and determining the difference value between the residual electric quantity of each candidate electric bicycle and the predicted electric consumption;
and determining the candidate electric bicycle corresponding to the maximum difference value as the target electric bicycle.
Specifically, the server module compares the remaining power amount in the power usage information of each candidate electric bicycle with the predicted power consumption amount one by one, and calculates a difference value between the remaining power amount and the predicted power consumption amount of each candidate electric bicycle. If the difference is positive, the residual electric quantity is larger than the predicted electric consumption, and the candidate electric bicycle corresponding to the difference can run the predicted mileage and has surplus electric quantity; and if the difference is negative, the residual electric quantity is smaller than the predicted electric consumption, and the candidate electric bicycle corresponding to the difference cannot run for the predicted mileage. The larger the difference is, the more the remaining power is, and the more the power margin is.
The candidate electric bicycle corresponding to the maximum difference value can be determined as the target electric bicycle, and the position and the identification code of the candidate electric bicycle are sent to the application program to guide the user to ride.
Based on any embodiment, the unit mileage electricity consumption of the electric bicycle is determined based on the following steps:
acquiring the driving mileage and the power consumption of any one vehicle of the same type of the electric bicycle in each charge-discharge period;
determining the unit mileage power consumption of any vehicle of the same type based on the driving mileage and the power consumption of any vehicle of the same type in each charge-discharge period;
and determining the unit mileage power consumption of the electric bicycle based on the unit mileage power consumption of a plurality of vehicles of the same type.
Specifically, the same type of vehicle is an electric bicycle of the same type as the electric bicycle. The unit-mileage power consumption amount of the electric bicycle can be determined according to the unit-mileage power consumption amounts of the same type of vehicles of the electric bicycle.
Firstly, acquiring electric energy consumption data of a plurality of vehicles of the same type, wherein the electric energy consumption data comprises the driving mileage and the electric energy consumption of each vehicle of the same type in each charging and discharging period; the charge-discharge cycle is a cycle in which the electric bicycle is fully charged with electric energy once and the electric energy is released for running and operation. Secondly, for each vehicle of the same type, determining the unit mileage power consumption of any vehicle of the same type according to the driving mileage and the power consumption of the vehicle of the same type in each charging and discharging period; the unit mileage power consumption amount may be a quotient of the power consumption amount and the mileage. And finally, averaging the unit mileage power consumption of all the vehicles of the same type to obtain the unit mileage power consumption of the electric bicycle.
Based on any of the above embodiments, fig. 4 is a schematic structural diagram of an electronic device provided by the present invention, and as shown in fig. 4, the electronic device may include: a Processor (Processor)410, a communication Interface (communication Interface)420, a Memory (Memory)430 and a communication Bus (communication Bus)440, wherein the Processor 410, the communication Interface 420 and the Memory 430 are communicated with each other via the communication Bus 440. The processor 410 may call logical commands in the memory 430 to perform the following method:
acquiring the electric quantity use information and the current vehicle position of the target electric bicycle based on the identification code of the target electric bicycle; determining a predicted power consumption amount of the target electric bicycle based on the destination location of the user, the current vehicle location of the target electric bicycle, and the unit mileage power consumption amount of the electric bicycle; if the predicted power consumption is smaller than the residual power in the power consumption use information, prompting that the use state of the target electric bicycle is available, and unlocking the target electric bicycle;
or, acquiring a destination position and a current user position of the user; determining a predicted power consumption based on the destination location and the current user location, and a unit mileage power consumption of the electric bicycle; the current user position and the predicted power consumption amount are sent to a server module, so that the server module determines a plurality of candidate electric bicycles based on the current user position and determines a target electric bicycle based on the power usage information and the predicted power consumption amount of each candidate electric bicycle; and receiving the position and the identification code of the target electric bicycle sent by the server module, prompting the position of the target electric bicycle, and unlocking the target electric bicycle based on the identification code.
In addition, the logic commands in the memory 430 may be implemented in the form of software functional units and stored in a computer readable storage medium when the logic commands are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes a plurality of commands for enabling a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
The processor in the electronic device provided in the embodiment of the present invention may call a logic instruction in the memory to implement the method, and the specific implementation manner of the method is consistent with the implementation manner of the method, and the same beneficial effects may be achieved, which is not described herein again.
Embodiments of the present invention further provide a non-transitory computer-readable storage medium, on which a computer program is stored, where the computer program is implemented to perform the method provided in the foregoing embodiments when executed by a processor, and the method includes:
acquiring the electric quantity use information and the current vehicle position of the target electric bicycle based on the identification code of the target electric bicycle; determining a predicted power consumption amount of the target electric bicycle based on the destination location of the user, the current vehicle location of the target electric bicycle, and the unit mileage power consumption amount of the electric bicycle; if the predicted power consumption is smaller than the residual power in the power consumption use information, prompting that the use state of the target electric bicycle is available, and unlocking the target electric bicycle;
or, acquiring a destination position and a current user position of the user; determining a predicted power consumption based on the destination location and the current user location, and a unit mileage power consumption of the electric bicycle; the current user position and the predicted power consumption amount are sent to a server module, so that the server module determines a plurality of candidate electric bicycles based on the current user position and determines a target electric bicycle based on the power usage information and the predicted power consumption amount of each candidate electric bicycle; and receiving the position and the identification code of the target electric bicycle sent by the server module, prompting the position of the target electric bicycle, and unlocking the target electric bicycle based on the identification code.
When the computer program stored on the non-transitory computer readable storage medium provided in the embodiments of the present invention is executed, the method is implemented, and the specific implementation manner of the method is consistent with the implementation manner of the method, and the same beneficial effects can be achieved, which is not described herein again.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes commands for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A battery management system, comprising:
the data acquisition module is connected with a battery module of the electric bicycle and used for sending an electric quantity inquiry command to the battery module based on a set time interval and receiving electric quantity use information of the electric bicycle sent by the battery module in response to the electric quantity inquiry command;
and the server module is connected with the data acquisition module and used for sending the electric quantity use information of the electric bicycle to a target application program for unlocking the electric bicycle.
2. The battery management system of claim 1, wherein the server module includes a low-power early warning sub-module;
and the low-electricity early warning sub-module is used for determining that the using state of the electric bicycle is unavailable and sending the using state and the position of the electric bicycle if the residual electricity in the electricity using information of the electric bicycle is lower than a preset threshold value.
3. The battery management system according to claim 1 or 2, wherein the connection mode between the data acquisition module and the battery module comprises at least one of RS485 connection, 433M connection, ZigBee connection, bluetooth connection, and WIFI connection.
4. An electric bicycle control method, characterized by comprising:
acquiring the electric quantity use information and the current vehicle position of a target electric bicycle based on the identification code of the target electric bicycle;
determining a predicted power consumption amount of the target electric bicycle based on a destination location of a user, a current vehicle location of the target electric bicycle, and a unit-mileage power consumption amount of the electric bicycle;
if the predicted power consumption is smaller than the residual power in the power consumption use information, prompting that the use state of the target electric bicycle is available, and unlocking the target electric bicycle;
wherein the power usage information of the target electric bicycle is acquired based on the battery management system of any one of claims 1 to 3.
5. The electric bicycle control method according to claim 4, wherein the determining the predicted electric power consumption of the target electric bicycle thereafter includes:
and if the predicted power consumption is larger than or equal to the residual power in the power consumption information, prompting that the use state of the target electric bicycle is unavailable.
6. An electric bicycle control method, characterized by comprising:
acquiring a destination position and a current user position of a user;
determining a predicted power consumption based on the destination location and the current user location, and a unit mileage power consumption of the electric bicycle;
sending the current user position and the predicted power consumption amount to a server module, so that the server module determines a plurality of candidate electric bicycles based on the current user position and determines a target electric bicycle based on the power consumption information of each candidate electric bicycle and the predicted power consumption amount;
receiving the position and the identification code of the target electric bicycle sent by the server module, prompting the position of the target electric bicycle, and unlocking the target electric bicycle based on the identification code;
wherein the electricity usage information of the candidate electric bicycle is acquired based on the battery management system according to any one of claims 1 to 3.
7. The electric bicycle control method according to claim 6, wherein the determining a target electric bicycle based on the predicted electric power consumption and the electric power consumption usage information of each candidate electric bicycle includes:
comparing the residual electric quantity in the electric quantity use information of each candidate electric bicycle with the predicted electric consumption, and determining the difference value between the residual electric quantity of each candidate electric bicycle and the predicted electric consumption;
and determining the candidate electric bicycle corresponding to the maximum difference value as the target electric bicycle.
8. The electric bicycle control method according to any one of claims 4 to 7, wherein the electric power consumption per unit mileage of the electric bicycle is determined based on the steps of:
acquiring the driving mileage and the power consumption of any one vehicle of the same type of the electric bicycle in each charge-discharge period;
determining the unit mileage power consumption of any one vehicle of the same type based on the driving mileage and the power consumption of the vehicle of the same type in each charge-discharge period;
determining a unit-mileage power consumption amount of the electric bicycle based on unit-mileage power consumption amounts of a plurality of vehicles of the same type.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, characterized in that the steps of the method for controlling an electric bicycle according to any of claims 4 to 8 are implemented when the computer program is executed by the processor.
10. A non-transitory computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the electric bicycle control method according to any one of claims 4 to 8.
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