TW201900464A - A method and an apparatus for adjusting the parameters of an electric vehicle system - Google Patents

Abstract

The present invention relates to a method and an apparatus for adjusting the parameters of an electric vehicle system. The method of adjusting the parameters of the electric vehicle system uses a mobile device to link the electric vehicle with application software program (APP) through wireless communication. The electric vehicle system comprises a motor controller, a battery management system (BMS), a hand-held device, and a wireless communication module. It also includes an application software program (APP) with a mobile version and a computer version for Android / iOS / Windows operating system.

Description

 Parameter adjustment method and device for electric vehicle system  

The invention relates to a method and a device for adjusting parameters of an electric vehicle system. The method uses an application software program (APP) of a mobile device to connect with an electric vehicle through wireless communication to adjust parameters of the electric vehicle system. The electric vehicle system includes a motor controller and a battery management system. The device of the electric vehicle system includes a motor controller, a battery management system (BMS), a handheld device, and a wireless communication module. Also included is an application software program (APP) with a mobile version and a computer version for Android/iOS/Windows operating systems.

The conventional electric vehicle system includes a motor controller and a battery management system. The user cannot adjust the parameters of the motor controller and the battery management system, so that the performance of the electric vehicle cannot be utilized, and the customized use method that meets the user's needs can be achieved.

The invention relates to a parameter adjustment method for an electric vehicle system, which uses an application software program (APP) of a mobile device to connect with an electric vehicle through wireless communication to adjust parameters of the electric vehicle system. The electric vehicle system includes a motor controller and a battery management system.

The electric vehicle system of the present invention can be used in electric two-wheeled vehicles, electric tricycles, electric four-wheeled vehicles, electric power tools, or all electric vehicles powered by a lithium battery.

The parameters of the electric vehicle system of the present invention are parameters of the motor controller.

The parameters of the electric vehicle system of the present invention are parameters of the battery management system.

The parameters of the motor controller of the invention include: speed, acceleration, electromagnetic braking force, fixed speed cruise, anti-theft function setting.

The invention can read out the current temperature value of the motor controller through the application software program (APP) of a handheld device and can set the warning for the over temperature event.

The invention can read out the current voltage value of the motor controller through the application software program (APP) of a handheld device and can set the alarm for the overvoltage event.

The present invention reads parameters of the battery management system (BMS) through an application software program (APP) through a handheld device, such as battery temperature reading, discharge current reading, residual power display, battery life estimation, or battery Voltage reading and monitoring of battery status.

The invention can adjust the parameters of the battery management system (BMS) through an application software program (APP) of a handheld device, such as setting a low voltage protection level, setting whether to activate the balance function, and trigger voltage of the cell differential pressure protection. Settings, or anti-theft function settings.

The invention can set the reading frequency according to the memory size of a handheld device to become a recorder for the motor controller and the BMS and the management system for a long time.

The present invention can store the collected values in a text mode or a curved mode as a display mode and store them into a file through an application software program (APP) of a handheld device.

The content of the application software program (APP) of the present invention is divided into a personal mode and a shared mode. The application software program (APP) in the personal mode, if the user forgets the location of the purchased electric vehicle, the application software program (APP) provides a GPS car navigation system, and needs to input a set of vehicle IDs provided by the manufacturer. The ID only needs to be set once under the same handheld device. After inputting the ID, the application software program (APP) will send an instruction to the corresponding electric vehicle, requesting the device to transmit the location information, and then use the map planning path to guide the use. By. If the user does not need the GPS car navigation system, the function can be skipped to enter the identity authentication step. In this case, the user needs to provide the identity identification voucher, and the authentication mode can be completed by the user fingerprint and voice password. After the certification is completed, functional adjustment or status monitoring of the motor controller and the battery management system (BMS) for the riding electric vehicle can be started.

The present invention can be collected as a large data repository for user riding habits and troubleshooting analysis, and the user can choose whether to provide data to the manufacturer.

The application software program (APP) of the present invention first enters the smart GPS car navigation system in the first mode in the sharing mode, and the system displays all the vehicles within the range set by the user, and finds the nearest to the user. The route planning of the vehicle guides the user to the vehicle. After arriving at the location, the built-in scanning function of the application software program (APP) is used to scan a specific icon or barcode on the electric vehicle into the mobile phone through the camera lens of the mobile phone. Pairing, then the application software program (APP) will actively connect to the bank or a third-party payment system (such as a small payment by the telecommunications provider), provide the user to apply and agree to pay the deposit to complete the car rental process, then the application software program (APP) will control the motor The set value of the battery and battery management system (BMS) is restored to the manufacturer's factory default value, and then enters the operation screen to modify the storage and transfer of the settings, or the user can skip the modification step and ride directly. When the vehicle is returned, it only needs to use the built-in scanning function of the application software program (APP) to scan the specific icon or barcode on the electric vehicle into the mobile phone through the camera lens of the mobile phone to complete the vehicle pairing, and then the application software program (APP) will take the initiative. Link to a bank or a third-party payment system (such as a small payment by a telecommunications provider), provide users with the option to refund the deposit, choose to return the deposit, the deposit will still be paid the next time the car is rented, and the deposit is reserved, the next time you rent a car, you do not need to pay a deposit. After the selection is completed, the return procedure is completed. The specific icon or barcode mentioned here may be separately designed for rental and return; or it may be a shared design icon.

The invention can read the parameter information of the motor controller of the electric vehicle and the battery management system (BMS) through an application software program (APP) of a handheld device to provide service function options of the vehicle manufacturer or the transportation company. After the vehicle manufacturer downloads the application software program (APP) on the computer and installs it, it registers a dedicated account with the application software program (APP). After entering the system, it can start to query all current running electric vehicles. The user or the transportation company can start after the user who includes the personal mode (the user here agrees to the manufacturer or the transportation company to obtain the vehicle parameters) and the user in the public mode, after determining all the electric vehicles currently searchable. Set the parameters to be collected from the parameter form provided by the application software program (APP).

The manufacturer and the transportation company of the present invention can set the transmission frequency of the parameter according to the capacity of the storage device of the company (for example, record the parameter value every 12 hours), store the setting, and start the collection of the application software program (APP). Each electric vehicle's parameters are recorded as a dynamically updated file according to the manufacturer's or shipping company's settings, until the manufacturer or shipping company stops collecting the parameters and then applies the software program (APP) to stop the file update and provide manufacturing. Business or transportation company reference.

An apparatus for an electric vehicle system of the present invention includes a motor controller, a battery management system (BMS), a handheld device, and a wireless communication module.

The invention further comprises an application software program (APP) having a mobile phone version and a computer version and suitable for the Android/iOS/Windows operating system. The handheld device of the present invention is a mobile phone or a tablet computer.

Figure 1 is a schematic diagram of a complete solution for the customization and performance adjustment of an electric vehicle user.

Figure 2 is a flow chart showing the personal mode and the shared mode of the application software program (APP) of the present invention.

Figure 3 is a schematic diagram of the adjustment graphic interface of the present invention.

Figure 4 is a schematic diagram of the service functions of the vehicle manufacturer or transportation company of the present invention.

A parameter adjustment method and device for an electric vehicle system is as shown in FIGS. 1 to 4, using a motor controller with a battery management system (BMS) and a wireless communication module with a mobile phone version and a computer version and suitable for Android. /iOS/Windows operating system application software program (APP), application software program (APP) through the wireless communication module to customize the motor controller settings, thereby changing the behavior and characteristics of the electric vehicle, for example Maximum speed adjustment, motor acceleration adjustment, electromagnetic brake force adjustment, cruise control mode on and speed setting, or anti-theft settings, and the application software program (APP) of the mobile phone can read the current motor controller temperature value and can The over-temperature event is used to set the alarm, the voltage value of the current motor controller can be read out, and the alarm setting can be made for the over-voltage event. The setting adjustment APP mentioned here transmits the parameter setting value to the wireless communication module of the present invention by using a wireless communication method (for example, a Bluetooth module or Wi-Fi) in the mobile device, and then the wireless communication module borrows The parameter setting value is written by the wired communication method (for example, CAN bus, LIN bus, SMBUS, I2C, etc.) to the parameter values of the motor controller and the BMS or the readout motor controller or BMS.

In addition, the content of the application software program (APP) is divided into a personal mode and a sharing mode. The personal mode is applied to the state in which the manufacturer sells the electric vehicle to a single user, and the sharing mode is applied to the manufacturer to sell the electric vehicle to the professional transportation. The company, and the transportation company leases the purchased electric vehicle to the end user.

Application software program (APP) In the personal mode, if the user forgets the location of the purchased electric vehicle, the application software program (APP) provides a GPS car navigation system, and needs to input a set of vehicle IDs provided by the manufacturer. This ID only needs to be set once under the same mobile phone (if the APP is reinstalled, the ID needs to be input again). After inputting the ID, the application software program (APP) will send an instruction to the corresponding electric vehicle to request the device to transmit the location message. Then, the user is guided by the map planning path. If the user does not need the GPS car navigation system, the company skips this function and enters the identity authentication step. At this time, the user needs to provide the identity identification voucher, and the authentication mode can be completed by the user's fingerprint and voice password. After the certification is completed, the motor controller and the battery management system (BMS) of the riding electric vehicle can be functionally adjusted or monitored. The adjustment method is as shown in Fig. 2, and then the modified result is stored and Transfer, if the user does not want to make any changes, you can choose to skip the setting option and use the manufacturer's factory defaults.

In addition, since the application software program (APP) is a valuable data for the motor controller and battery management system (BMS) that is monitored, it can be collected as a large user's riding habit and troubleshooting analysis. Data database, but users can still choose whether to provide data to the manufacturer.

The application software program (APP) in the shared mode will first enter the smart GPS car navigation system, the system will display all the vehicles within the range set by the user, and find the nearest vehicle to the user. The path planning guides the user to the car. After arriving at the location, the built-in scanning function of the application software program (APP) is used to scan the specific icon or bar code on the electric vehicle into the mobile phone through the camera lens of the mobile phone to complete the vehicle pairing. The application software program (APP) will actively connect to the bank or a third-party payment system (such as a small payment by the telecommunications provider), provide the user to apply for and agree to pay the deposit to complete the rental process, and then apply the software program (APP) to the motor controller and battery. The set value of the management system (BMS) is restored to the manufacturer's factory default value, and then enters the operation screen to modify the storage and transfer of the settings, or the user can skip the modification step and ride directly. This is the car rental process. The application software program (APP) mentioned here can be linked to a bank or a third party payment via Wi-Fi in a mobile device or a mobile data connection provided by a telecommunications company.

Vehicle returning only requires the built-in scanning function of the application software program (APP) to scan the specific icon or barcode on the electric vehicle into the mobile phone through the camera lens of the mobile phone to complete the vehicle pairing, and then the application software program (APP) will actively link. To the bank or a third-party payment system (such as a small payment by the telecommunications provider), the user is asked to choose whether to return the deposit. If the deposit is refunded, the deposit will still be paid the next time the car is rented. If you choose to keep the deposit, you do not need to pay the deposit for the next car rental. The completion of the return procedure is completed after completion, and the specific illustration or bar code mentioned here may be separately designed for rental and return; or may be a shared design icon.

In the public mode, due to the need for vehicle maintenance, the manufacturer or the transportation company is allowed to obtain vehicle parameters for future maintenance.

The application software program (APP) can provide the service function options of the vehicle manufacturer or the transportation company because it can read the parameter information of the motor controller and the battery management system (BMS) of the electric vehicle. First, the vehicle manufacturer can download the application software program (APP) on the computer and install it. After registering a special account with the application software program (APP), after entering the system, you can start to query all current running electric vehicles. This includes the user of the personal mode (where the user refers to the manufacturer or the shipping company to obtain the vehicle parameters) and the user in the public mode, after determining all the currently available electric vehicles, the manufacturer or the shipping company You can start to set the parameters you need to collect from the parameter form provided by the application software program (APP). After that, the manufacturer and the transportation company can set the transmission frequency of the parameter according to the capacity of the storage device of the company (for example, record the parameter value every 12 hours), store the settings, and start the collection of the application software program (APP). The electric vehicle's parameters are recorded as a dynamically updated file according to the manufacturer's or shipping company's settings. After the manufacturer or transportation company stops collecting parameters and then applies the software program (APP) to stop the file update, the manufacturer is provided. Or transportation company reference. The manufacturers and transportation companies mentioned here are connected to the application software program (APP) through the cloud server and the mobile device, and the method can be connected to the mobile device through Wi-Fi and transmit the data of the parameters of the motor and the BMS.

Claims (22)

 A method for adjusting parameters of an electric vehicle system, which uses an application software program (APP) of a mobile device to connect with an electric vehicle through wireless communication to adjust parameters of the electric vehicle system.    The method of claim 1, wherein the electric vehicle system comprises a motor controller and a battery management system.    The method of the electric vehicle system is the parameter of the motor controller as claimed in claim 1.    As described in the first aspect of the patent application, the parameters of the electric vehicle system are parameters of the battery management system.    The method of claim 3, wherein the parameter of the motor controller comprises: speed, acceleration, electromagnetic braking force, cruise control, or anti-theft setting.    According to the method described in claim 2, the temperature value of the current motor controller can be read through an application software program (APP) of a hand-held device and the warning setting can be performed for an over-temperature event.    According to the method described in claim 2, the voltage value of the current motor controller can be read through an application software program (APP) of a handheld device and the alarm setting can be performed for an overvoltage event.    According to the method described in claim 2, the battery management system (BMS) parameters, such as battery temperature reading, discharge current reading, and residual power, can be read through an application software program (APP) of a handheld device. Display, battery life estimate, or cell voltage reading, and monitor battery status.    According to the method described in claim 2, the parameters of the battery management system (BMS) can be adjusted through an application software program (APP) of a handheld device, such as a low voltage protection level setting, and whether the balance function is activated. Set, or trigger voltage setting for cell differential protection.    According to the method of claim 2, the reading frequency can be set according to the memory size of a handheld device to become a recorder for the motor controller and the battery management system for a long time.    As described in the first aspect of the patent application, the collected value can be displayed in a text mode or a curve mode through an application software program (APP) of a handheld device.    The method of the application software program (APP) is divided into a personal mode and a shared mode, as described in any one of claims 1 to 9.    For example, in the method of claim 12, the application software program (APP) provides a GPS car navigation system by using a software program (APP) if the user forgets the location of the purchased electric vehicle in the personal mode. You need to enter a set of vehicle IDs provided by the manufacturer. This ID only needs to be set once under the same handheld device. If the APP is reinstalled, you need to enter the ID again. After inputting the ID, the application software program (APP) will be used. The corresponding electric vehicle transmits an instruction requesting the device to transmit the location message, and then directing the user through the map planning path.    For example, if the user does not need the GPS car navigation system, the user can skip this function and enter the identity authentication step. In this case, the user needs to provide the identity identification voucher, and the authentication method can be used. User fingerprint and voice password are completed. After the certification is completed, functional adjustment or status monitoring of the motor controller and the battery management system (BMS) for the riding electric vehicle can be started.    For example, the method described in claim 2 can be collected as a big data database for the user's riding habits and fault diagnosis analysis, and the user can select whether to provide data to the manufacturer.    According to the method described in claim 12, the application software program (APP) first enters the smart GPS car navigation system in the shared mode, and the system will display the range set by the user. All vehicles, and find the nearest vehicle to carry out the route planning to guide the user to the car. After arriving at the location, use the built-in scanning function of the application software program (APP) to pass the camera lens on the mobile phone. The specific icon or barcode is scanned into the mobile phone to complete the vehicle pairing, and then the application software program (APP) will actively connect to the bank or a third-party payment system (such as a small payment by the telecommunications provider), and provide the user to apply for and agree to pay the deposit to complete the car rental procedure, after which The application software program (APP) restores the set value of the motor controller and battery management system (BMS) to the manufacturer's factory default value, and then enters the operation screen to modify the storage and transfer of the settings, or the user can skip the modification. Steps, ride directly.    For the method described in claim 16, the vehicle can be returned only by using the built-in scanning function of the application software program (APP) to scan a specific icon or barcode on the electric vehicle into the mobile phone through the camera lens of the mobile phone. After the vehicle is paired, the application software program (APP) will actively connect to the bank or a third-party payment system (such as a small payment by the telecommunications provider) to provide the user with the option to refund the deposit. If the deposit is refunded, the deposit will still be paid the next time the car is rented. If you reserve the deposit, you don't need to pay the deposit for the next car rental. After the completion of the selection, you can complete the return procedure. The specific icon or barcode mentioned above can be designed separately for rental and return. It can also be a shared design icon.    For example, in the method of claim 2, the parameter information of the motor controller and the battery management system (BMS) of the electric vehicle can be read through an application software program (APP) of a handheld device to provide a vehicle. The service function option of the manufacturer or the transportation company, the vehicle manufacturer can download the application software program (APP) on the computer and install it, register a special account with the application software program (APP), and enter the system to start the inquiry. Currently all running electric vehicles, including users of the personal mode (where the user refers to the manufacturer or the transportation company to obtain the vehicle parameters) and the user in the public mode, determine all the electric loads currently available for search. After that, the manufacturer or shipping company can begin to set the parameters that need to be collected from the parameter form provided by the application software program (APP).    If the method described in claim 18, the manufacturer and the transportation company can set the transmission frequency of the parameter according to the capacity of the storage device of the company (for example, the parameter value is recorded every 12 hours), and then store the setting, the application software. The program (APP) starts the collection of parameters and sets the data of each electric vehicle to a dynamically updated file according to the manufacturer's or shipping company's settings, until the manufacturer or transportation company stops collecting parameters and then applies the software program ( APP) After the file update is stopped, provide a reference to the manufacturer or shipping company.    An apparatus for an electric vehicle system includes a motor controller, a battery management system (BMS), a handheld device, and a wireless communication module.    The device described in claim 20, further includes an application software program (APP) having a mobile phone version and a computer version and suitable for the Android/iOS/Windows operating system.    The device of claim 21, wherein the handheld device is a mobile phone or a tablet.