CN117621923A

CN117621923A - Method and device for controlling travel reservation

Info

Publication number: CN117621923A
Application number: CN202311863196.2A
Authority: CN
Inventors: 韩毅
Original assignee: Shanghai Rox Intelligent Technology Co Ltd
Current assignee: Shanghai Rox Intelligent Technology Co Ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-03-01

Abstract

The application provides a reservation travel control method and device, wherein the method comprises the following steps: acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting reservation travel function for the vehicle; determining a charging scene of the vehicle according to the connection state between the vehicle and the charging gun and the type of the charging pile; and controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets travel requirements when the reserved travel time is reached. Travel requirements under different charging scenes are met through the method and the device.

Description

Method and device for controlling travel reservation

Technical Field

The application relates to the field of vehicles, in particular to a reservation travel control method and device.

Background

With the continuous development of electric vehicles or hybrid vehicles, various intelligent control schemes are added for vehicles, and the following functions mainly exist at present:

reservation charging function: the user can set the charging starting time and the charging ending time through the vehicle machine or the APP, the vehicle automatically wakes up to start charging after the charging starting time is reached, and the vehicle stops charging after the charging starting time is full or the charging ending time is reached;

Battery thermal insulation function: after the vehicle is charged, heating and preserving heat of the battery pack so as to maintain higher discharge performance of the battery pack;

remote air conditioning function: the user can remotely start the air conditioner in advance before using the car, and driving experience is improved.

However, the functions in the vehicle are independent, the user needs to set the functions respectively, and meanwhile, the cooperative efficiency between the related functions is low, so that the energy and the endurance mileage requirements are difficult to be considered.

Disclosure of Invention

In view of the foregoing, an object of the present application is to provide a method and apparatus for controlling travel reservation, so as to overcome at least one of the above-mentioned drawbacks.

In a first aspect, an embodiment of the present application provides a method for controlling reserved travel, where the method includes: acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting a reservation travel function for the vehicle; determining a charging scene of a vehicle according to a connection state between the vehicle and a charging gun and the type of a charging pile; and controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets travel requirements when the reserved travel time is reached.

In an optional embodiment of the present application, the determining, according to a connection state between a vehicle and a charging gun and a type of a charging pile, a charging scene in which the vehicle is located includes: detecting a connection state between the vehicle and the charging gun; if the charging gun is detected to be connected to the vehicle, judging the type of the charging pile corresponding to the charging gun based on a Bluetooth authentication detection result between the vehicle and the charging pile; if the type of the charging pile belongs to a home charging pile, determining a first charging scene where the vehicle is located; if the type of the charging pile belongs to the market pile, determining a second charging scene where the vehicle is located; and if the charging gun is detected not to be connected to the vehicle, determining a third charging scene in which the vehicle is located.

In an optional embodiment of the present application, the charging scene where the vehicle is located is a first charging scene, and the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle, where the controlling, based on a control policy corresponding to the charging scene where the vehicle is located, the controlling operation of the controlled object of the vehicle includes: determining a first charging time based on a current battery power of a power battery of the vehicle and a first charging power, wherein the first charging power indicates charging power which can be provided by a home charging pile, and the first charging time refers to charging time required from the current battery power to full charge of the battery power under the first charging power; determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference between a target temperature and an environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time; determining a first wake-up time based on the reserved travel time, a first charging time and an air conditioner running time, wherein the first wake-up time refers to the starting time of a charging subsystem; controlling the charging subsystem to operate in response to reaching a first wake-up time; determining a first air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the first air conditioner starting time refers to the starting time of an air conditioning subsystem; and controlling the operation of the air conditioning subsystem based on the first air conditioning start time, the air conditioning operation time and the air conditioning operation power.

In an alternative embodiment of the present application, the first charging time is determined by: determining a charge control reference curve corresponding to the current battery cell temperature and the first charge power of the vehicle based on charge experiments at different battery cell temperatures of the vehicle, wherein the charge control reference curve comprises a first control phase time, a second control phase time and a third control phase time; adjusting the second control phase time according to the current charge state of the power battery of the vehicle and the reference charge state corresponding to the second control phase time to obtain adjusted second control phase time; the first charging time is determined based on the first control phase time, the adjusted second control phase time, and the third control phase time.

In an optional embodiment of the present application, the charging scene where the vehicle is located is a second charging scene, and the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle, where the controlling, based on a control policy corresponding to the charging scene where the vehicle is located, the controlling operation of the controlled object of the vehicle includes: detecting whether the battery electric quantity of a power battery of the vehicle reaches a preset electric quantity in the charging process; if the electric quantity of the battery does not reach the preset electric quantity, controlling the charging subsystem to charge the power battery with second charging power, wherein the second charging power indicates charging power which can be provided by the market stake; when the battery electric quantity is detected to reach the preset electric quantity, the charging subsystem is controlled to charge the power battery with third charging power, the third charging power is smaller than the second charging power, and the third charging power is determined through a time difference value between the preset charging time and the air conditioner starting time, so that the power battery is in an underfilling state when the air conditioner starting time is reached; determining a second air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the second air conditioner starting time refers to the starting time of an air conditioner subsystem; and controlling the operation of the air conditioning subsystem in response to reaching the second air conditioning on time.

In an alternative embodiment of the present application, the third charging power is determined by: determining a second charging time based on a current battery charge of a power battery of the vehicle and a second charging power, the second charging time being a charging time required from the current battery charge to the preset charge at the second charging power; determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference between a target temperature and an environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time; and determining the third charging power based on the second charging time, the air conditioner operation time and the air conditioner operation power.

In an optional embodiment of the present application, the charging scenario where the vehicle is located is a third charging scenario, and the controlled object includes an air conditioning subsystem and an engine subsystem of the vehicle, where the controlling, based on a control policy corresponding to the charging scenario where the vehicle is located, the controlling operation of the controlled object of the vehicle includes: determining a third charging time based on a current battery charge of a power battery of the vehicle and a fourth charging power, the fourth charging power being a charging power of the engine subsystem when the vehicle is powered, the third charging time being a charging time required from the current battery charge to full charge of the battery charge at the fourth charging power; determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference between a target temperature and an environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time; determining a second wake-up time based on the reserved trip time, a third charging time and an air conditioner running time, wherein the second wake-up time refers to the starting time of an engine subsystem; controlling the engine subsystem to operate in response to reaching a second wake-up time; determining a third air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the third air conditioner starting time refers to the starting time of an air conditioning subsystem; and controlling the operation of the air conditioning subsystem based on the third air conditioning on time, the air conditioning operation time and the air conditioning operation power.

In an optional embodiment of the present application, the travel requirement refers to that when the reserved travel time is reached, the battery power of the power battery of the vehicle reaches the target power, the cabin temperature of the vehicle reaches the corresponding target temperature, and the battery core temperature of the power battery reaches the corresponding preset temperature.

In a second aspect, an embodiment of the present application further provides a device for controlling a reserved trip, where the device includes: the acquisition module is used for acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting a reservation travel function for the vehicle; the determining module is used for determining a charging scene where the vehicle is located according to the connection state between the vehicle and the charging gun and the type of the charging pile; and the control module is used for controlling the controlled object of the vehicle to run based on a control strategy corresponding to the charging scene where the vehicle is located, so that the vehicle meets travel requirements when the reserved travel time is reached.

In a third aspect, embodiments of the present application also provide a vehicle including an onboard processor configured to: acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting a reservation travel function for the vehicle; determining a charging scene of a vehicle according to a connection state between the vehicle and a charging gun and the type of a charging pile; and controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets travel requirements when the reserved travel time is reached.

The embodiment of the application provides a reservation travel control method and device, corresponding control strategies are determined based on different charging scenes where vehicles are located, and the operation of controlled objects of the vehicles is controlled, so that the vehicles meet travel demands when the reservation travel time is reached, and the travel demands under the different charging scenes are met through the reservation travel control method and device.

In order to make the above objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a flowchart of a method for controlling reserved travel according to an embodiment of the present application;

fig. 2 is a flowchart of steps of an implementation manner of a control policy in a first charging scenario provided in an embodiment of the present application;

Fig. 3 is a schematic diagram of an execution process in a first charging scenario provided in an embodiment of the present application;

fig. 4 is a flowchart of steps of an implementation manner of a control policy in a second charging scenario provided in an embodiment of the present application;

fig. 5 is a schematic diagram of an execution process in a second charging scenario provided in an embodiment of the present application;

fig. 6 is a flowchart of steps of an implementation manner of a control policy in a third charging scenario provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of a reserved trip control device provided in an embodiment of the present application.

Detailed Description

For the purposes of making the objects, technical solutions and advantages of the embodiments of the present application more clear, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, which are generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, as provided in the accompanying drawings, is not intended to limit the scope of the application, as claimed, but is merely representative of selected embodiments of the application. Based on the embodiments of the present application, every other embodiment that a person skilled in the art would obtain without making any inventive effort is within the scope of protection of the present application.

First, application scenarios applicable to the present application will be described. The method and the device can be applied to the field of vehicles.

Along with the development of electric or hybrid car charge related functions and technologies, various intelligent control schemes are added for vehicles, functions such as reserved charging functions, heat preservation of rechargeable batteries and the like are common and mature, and remote air conditioning functions are common functions, but when the functions are mutually independent, users need to set the functions respectively, and meanwhile, when the cooperative efficiency of the related functions is low, energy and endurance mileage requirements are difficult to consider, and many problems may occur, such as: when the reserved electricity time range cannot be fully charged and the charging is finished relatively early, the heat preservation time of the battery is too long, the energy utilization efficiency is low, the remote air conditioner needs to be powered on, the problems of departure front range mileage, low-temperature low-SOC drivability and the like are affected, the current reserved travel scheme is limited to a single charging scene, if the reserved travel scheme is used for covering the whole scene of a user, a plurality of user setting items are increased, the travel experience of the user is low, the system energy utilization rate is low and the like.

Aiming at the problems of at least one aspect, the invention aims to provide a reserved travel control method and device, which can determine corresponding control strategies based on different charging scenes where vehicles are located, and control the operation of controlled objects of the vehicles so that the vehicles meet travel demands when reaching reserved travel time, and the travel demands under different charging scenes are met through the reserved travel control method and device.

An embodiment of the present application provides a method for controlling reserved travel, which is executed by a vehicle-mounted processor of a vehicle, please refer to fig. 1, and fig. 1 is a flowchart of the reserved travel control method provided in the embodiment of the present application. As shown in fig. 1, the method for controlling reserved travel provided in the embodiment of the present application includes:

s101, acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting reservation travel function for the vehicle.

In this step, there may be two cases in the way of acquiring the reservation travel instruction:

one condition is that a driver remotely sets the reserved travel time through a mobile phone APP and controls a vehicle-mounted processor to execute the reserved travel function;

and in the other case, a driver sets the reserved travel time on the vehicle through the vehicle machine end and controls the vehicle-mounted processor to execute the reserved travel function.

S102, determining a charging scene where the vehicle is located according to the connection state between the vehicle and the charging gun and the type of the charging pile.

In the step, the connection state between the vehicle and the charging gun is detected, wherein the connection state comprises two conditions that the vehicle is connected with the charging gun and the vehicle is not connected with the charging gun.

If the charging gun is detected to be connected to the vehicle, judging the type of the charging pile corresponding to the charging gun based on a Bluetooth authentication detection result between the vehicle and the charging pile.

For example, the type of the charging pile corresponding to the charging gun can be verified through the Bluetooth mode.

If the Bluetooth authentication detection result between the vehicle and the charging pile is passing, the type of the charging gun belongs to the charging pile, a first charging scene where the vehicle is located is determined, and at the moment, the first charging scene is the charging pile and authentication passes.

If the Bluetooth authentication detection result between the vehicle and the charging pile is that the Bluetooth authentication detection result does not pass, the type of the charging gun belongs to the market pile, a second charging scene where the vehicle is located is determined, and at the moment, the second charging scene is the market pile and is being charged.

And if the charging gun is detected not to be connected to the vehicle, determining a third charging scene where the vehicle is located, wherein the third charging scene is that the vehicle is in an uncharged state.

And S103, controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets travel requirements when the reserved travel time is reached.

Specifically, in different charging scenes where the vehicle is located, corresponding to different control strategies, when the travel time is reserved, the battery power of the power battery of the vehicle reaches the target power, the cabin temperature of the vehicle reaches the corresponding target temperature, and the battery core temperature of the power battery reaches the corresponding preset temperature.

According to the method and the device, the controlled object of the vehicle is controlled to run through the control strategy corresponding to the charging scene where the vehicle is located, so that the vehicle meets travel demands when the travel time is reserved, and travel demands under different charging scenes are met through the method and the device.

Referring to fig. 2, fig. 2 is a flowchart illustrating steps of an implementation manner of a control policy in a first charging scenario according to an embodiment of the present application. As shown in fig. 2, the steps of the implementation manner of the control policy in the first charging scenario provided in the embodiment of the present application include:

in the first embodiment, the charging scene where the vehicle is located is a first charging scene, and the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle.

S201, determining a first charging time based on the current battery capacity of a power battery of the vehicle and a first charging power, wherein the first charging power indicates charging power which can be provided by a home charging pile, and the first charging time refers to charging time required from the current battery capacity to full charge of the battery capacity under the first charging power.

Specifically, referring to fig. 3, fig. 3 is a schematic diagram illustrating an execution process in a first charging scenario according to an embodiment of the present application.

The first charging time is determined by:

based on charging experiments for different battery cell temperatures of the vehicle, a charging control reference curve corresponding to the current battery cell temperature and the first charging power of the vehicle is determined, wherein the charging control reference curve comprises a first control phase time, a second control phase time and a third control phase time.

Based on a high-low temperature charging experiment of a power battery of a vehicle, according to the battery electric quantity, the battery core temperature and the first charging power at the current moment of the vehicle, the experiment calibration obtains 20% state of charge (SOC) to 100% charging process, namely 20% battery electric quantity to full process, and a first control stage time, a second control stage time and a third control stage time are obtained through table lookup, wherein the first control stage time corresponds to charging current lifting stage time t_1 of heating/cooling and the like in fig. 3, the second control stage time corresponds to constant charging current charging time t_2 in fig. 3, and the third control stage time corresponds to charging end power reducing charging time t_3 in fig. 3.

In this step, the first control stage time is mainly used for heating/cooling the battery core to make the temperature of the battery core reach the target temperature, so as to prevent the battery power from being too low and affecting the charge and discharge efficiency, corresponding to t_1-t_2 in fig. 3, the second control stage time is mainly used for charging the power battery of the vehicle, corresponding to t_2-t_3 in fig. 3, and the third control stage time is mainly used for charging the power battery of the vehicle with a lower voltage, corresponding to t_3-t_4 in fig. 3.

And adjusting the second control stage time according to the current charge state of the power battery of the vehicle and the reference charge state corresponding to the second control stage time to obtain the adjusted second control stage time.

In the above-mentioned high-low temperature charging experiment for the power battery of the vehicle, the experimental data take 20% of electric quantity to be full as an example, determine the first control phase time, the second control phase time and the third control phase time, and calculate the second control phase time after adjustment according to the equal proportion between the difference value of the battery electric quantity of the current power battery of the vehicle reaching the target electric quantity and the difference value (80%) from 20% of electric quantity to be full in the experiment, where the second control time after adjustment is the constant charging current charging time calculated based on the experimental data, and the target electric quantity may be the full electric quantity or the electric quantity set by the driver, for example.

Based on the high-low temperature charging experiment of the power battery of the vehicle, battery electric quantity (SOC) corresponding to the time of T_2 and the time of T_3 is also obtained, and the first control stage time, the second control stage time, the third control stage time and 4 SOC values are taken as basic reference values.

Detecting the battery electric quantity at the current moment, determining a to-be-charged interval required by the battery electric quantity to reach the target electric quantity, carrying out sectional equivalent calculation on the to-be-charged interval and the basic reference value to obtain adjusted second control time, wherein the to-be-charged interval and the basic reference value are subjected to sectional equivalent calculation to modify constant charging current charging time, and the constant charging current charging time corresponds to T_2-T_3 in the figure 3.

The first charging time is determined based on the first control phase time, the adjusted second control phase time, and the third control phase time.

Specifically, the first charging time is a time sum obtained by adding the first control phase time, the adjusted second control phase time and the third control phase time.

S202, determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference value of the target temperature and the environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time.

Based on the cabin heating/cooling characteristic experiment, according to the difference DeltaT between the target temperature (T_target) and the ambient temperature (T_amb) of the vehicle, calibrating to obtain a cabin heating/cooling time Map table and an energy consumption Map table corresponding to the difference DeltaT between the different temperatures, searching the cabin heating/cooling time Map table according to the difference between the temperatures to obtain the air conditioner operation time, namely T_4-T_5 in FIG. 3, and searching the energy consumption Map table according to the difference between the temperatures to obtain the energy consumption power consumed during the air conditioner operation.

The target temperature may be the air-conditioning temperature of the vehicle interior set by the driver himself, or may be the air-conditioning temperature of the vehicle interior when the air-conditioning subsystem stops working last time.

S203, determining a first wake-up time based on the reserved trip time, the first charging time and the air conditioner running time, wherein the first wake-up time refers to the starting time of the charging subsystem.

Specifically, the first wake-up time is a difference value between the reserved travel time and the first charging time, and the air conditioner running time, and the first wake-up time is a time corresponding to t_1 in fig. 3.

S204, controlling the operation of the charging subsystem in response to the first wake-up time.

And starting timing from the moment of acquiring the reservation travel instruction, and controlling the charging subsystem to work when the time reaches the first wake-up time, so as to provide electric quantity for the power battery of the vehicle.

S205, determining a first air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the first air conditioner starting time refers to the starting time of an air conditioner subsystem.

Specifically, the first air conditioner on time is a difference value between the reserved travel time and the air conditioner running time, and the first air conditioner on time is a time corresponding to t_4 in fig. 3.

S206, controlling the operation of the air conditioning subsystem based on the first air conditioning on time, the air conditioning operation time and the air conditioning operation power.

And calculating the running time and the running power of the air conditioner to obtain the electric quantity required in the running time of the air conditioner, starting timing from the moment of acquiring the reserved travel instruction, and controlling the air conditioner subsystem to work and starting the air conditioner when the time reaches the first air conditioner starting time so as to enable the temperature in the cabin of the vehicle to reach the target temperature.

In the second embodiment, the charging scene where the vehicle is located is a second charging scene, and the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle.

And detecting whether the battery electric quantity of the power battery of the vehicle reaches a preset electric quantity in the charging process.

The preset electric quantity refers to data of experiments performed on the power battery, and whether the battery electric quantity of the power battery of the vehicle reaches the preset electric quantity or not is detected in the charging process, and the preset electric quantity may be 98% for example.

If the electric quantity of the battery does not reach the preset electric quantity, the charging subsystem is controlled to charge the power battery with second charging power, and the second charging power indicates the charging power which can be provided by the market stake.

And when the electric quantity of the battery is less than 98%, the power battery is charged according to the second charging power.

When the battery electric quantity is detected to reach the preset electric quantity, the charging subsystem is controlled to charge the power battery with third charging power, the third charging power is smaller than the second charging power, and the third charging power is determined through a time difference value between the preset charging time and the air conditioner starting time, so that the power battery is in an underfilling state when the air conditioner starting time is reached.

At this time, the preset electric quantity is smaller than the full-charged electric quantity of the battery, and the preset charging time refers to the time when the electric quantity of the power battery is charged to 98%.

Referring to fig. 4, fig. 4 is a flowchart illustrating steps of an implementation manner of a control policy in a second charging scenario according to an embodiment of the present application. As shown in fig. 4, the third charging power is determined by:

s401, determining a second charging time based on a current battery power of a power battery of the vehicle and a second charging power, where the second charging time refers to a charging time required from the current battery power to a preset power at the second charging power.

Based on a high-low temperature charging experiment of a power battery of a vehicle, according to the battery electric quantity, the battery core temperature and the second charging power at the current moment of the vehicle, the experiment calibration obtains a first control phase time, a second control phase time and a third control phase time, the equal proportion calculation is carried out, the adjusted second control phase time is determined, and the second charging time is the sum of the time obtained by adding the first control phase time, the adjusted second control phase time and the third control phase time.

Specifically, referring to fig. 5, fig. 5 is a schematic diagram illustrating an execution process in the second charging scenario provided in the embodiment of the present application.

S402, determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference between the target temperature and the environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time.

Based on the cabin heating/cooling characteristics experiments, the air conditioner operation time and the energy consumption power consumed during the air conditioner operation are determined by the difference between the target temperature and the ambient temperature.

S403, determining a third charging power based on the second charging time, the air conditioner operation time and the air conditioner operation power.

The electric quantity required in the air conditioner operation time can be obtained according to the air conditioner operation time and the air conditioner operation power, the electric quantity difference value from the preset electric quantity to the full electric quantity of the battery and the sum of currents consumed by a plurality of controllers in the parking condition car are calculated, a small current request value is determined, and then the third charging power is determined according to the preset charging time and the second air conditioner starting time.

The third charging power is used for charging, the charging subsystem enters a low-current maintenance charging mode, so that the situation that the battery electric quantity is full to cause settlement of a stake end of a market, charging is finished, the second air conditioner is started in a subsequent time, the electric quantity consumed in the running process of the air conditioner is the battery electric quantity of the power battery, and therefore when the reserved travel time is reached, the electric quantity of the power battery does not reach the preset electric quantity, and travel requirements are not met.

And determining a second air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the second air conditioner starting time refers to the starting time of the air conditioner subsystem.

And controlling the operation of the air conditioning subsystem in response to reaching the second air conditioning on time.

And starting timing from the moment of acquiring the reserved travel instruction, and controlling the air conditioner subsystem to work and starting the air conditioner when the time reaches the second air conditioner starting time, so that the temperature in the cabin of the vehicle reaches the target temperature.

In a third embodiment, the charging scenario in which the vehicle is located is a third charging scenario, and the controlled object includes an air conditioning subsystem and an engine subsystem of the vehicle.

Referring to fig. 6, fig. 6 is a flowchart illustrating steps of an implementation manner of a control policy in a third charging scenario according to an embodiment of the present application.

In step S601, a third charging time is determined based on the current battery level of the power battery of the vehicle and a fourth charging power, the fourth charging power being the charging power when the engine subsystem supplies power to the vehicle, the third charging time being the charging time required from the current battery level to the full battery level at the fourth charging power.

Specifically, based on a high-low temperature charging experiment of a power battery of a vehicle, according to the battery core temperature, the battery power and the fourth charging power at the current moment of the vehicle, the experiment calibration obtains a first control phase time, a second control phase time and a third control phase time, the second control phase time after adjustment is determined through equal proportion calculation, and the third charging time is the sum of the time obtained by adding the first control phase time, the second control phase time after adjustment and the third control phase time.

Step S602, determining an air conditioner operation time and energy consumption power consumed during the air conditioner operation based on a difference between a target temperature, which is an in-cabin temperature of the vehicle at a reserved travel time, and an ambient temperature, which is an outdoor temperature of the vehicle at a current time.

Step S603, determining a second wake-up time based on the reserved trip time, the third charging time and the air conditioner running time, wherein the second wake-up time refers to the starting time of the engine subsystem.

Specifically, the second wake-up time is the difference value between the reserved trip time and the third charging time, and the running time of the air conditioner.

Step S604, controlling engine subsystem operation in response to reaching the second wake-up time.

And starting timing from the moment of acquiring the reserved travel instruction, and controlling the engine subsystem to work when the detected time reaches the second wake-up time, so that the battery power of the power battery of the vehicle reaches the target power.

Step S605, determining a third air conditioner on time based on the reserved trip time and the air conditioner operation time, where the third air conditioner on time refers to a time when the air conditioning subsystem is started.

Step S606, controlling the operation of the air conditioning subsystem based on the third air conditioning on time, the air conditioning operation time and the air conditioning operation power.

And starting timing from the time of acquiring the reserved travel instruction, and controlling the air conditioner subsystem to work and start the air conditioner when the time reaches the third air conditioner start time, so that the temperature in the cabin of the vehicle reaches the target temperature when the reserved travel time is reached.

In the fourth embodiment, in other situations, if the range of the reserved travel time from the current acquisition reserved travel instruction time is small, and the battery capacity of the power battery cannot be fully charged, charging is performed in the first control stage time and the second control stage time, and charging current lifting stage time t_1 corresponding to heating/cooling and the like, and constant charging current charging time t_2 do not include the charging end power reduction charging time t_3.

And determining a third wake-up time based on the reserved trip time and the air conditioner operation time.

And starting timing from the time of acquiring the reserved travel instruction, controlling the air conditioner subsystem to work when the detected time reaches the third wake-up time, and starting the air conditioner, so that the temperature in the cabin of the vehicle reaches the target temperature when the reserved travel time is reached.

The method and the device have the advantages that corresponding control strategies are determined based on different charging scenes where the vehicle is located, the controlled object of the vehicle is controlled to run, so that the vehicle meets travel demands when the travel time is reserved, travel demands under different charging scenes are met through the method and the device, user setting items are reduced, user travel experience is improved, and system energy utilization rate is improved.

Referring to fig. 7, in fig. 7, a reserved trip control method device 700 corresponding to a reserved trip control method is further provided in the embodiment of the present application, and as shown in fig. 7, the reserved trip control method device 700 includes:

the acquisition module is used for acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting a reservation travel function for the vehicle;

the determining module is used for determining a charging scene where the vehicle is located according to the connection state between the vehicle and the charging gun and the type of the charging pile;

and the control module is used for controlling the controlled object of the vehicle to run based on a control strategy corresponding to the charging scene where the vehicle is located, so that the vehicle meets travel requirements when the reserved travel time is reached.

Because the principle of solving the problem by the device in the embodiment of the present application is similar to that of the reserved trip control method in the embodiment of the present application, the implementation of the device can refer to the implementation of the method, and the repetition is not repeated.

The embodiment of the application also provides a vehicle, which comprises a vehicle-mounted processor, wherein the vehicle-mounted processor is configured to:

acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting reservation travel function for the vehicle;

determining a charging scene of the vehicle according to the connection state between the vehicle and the charging gun and the type of the charging pile;

and controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets the travel requirement when the reserved travel time is reached.

It will be clear to those skilled in the art that, for convenience and brevity of description, specific working procedures of the above-described systems, apparatuses and units may refer to corresponding procedures in the foregoing method embodiments, and are not repeated herein.

In the several embodiments provided in this application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be other manners of division in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.

The units described as separate units may or may not be physically separate, and units shown 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 units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.

In addition, each functional unit in each embodiment of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.

The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a non-volatile computer readable storage medium executable by a processor. Based on such understanding, the technical solution of the present application may be embodied essentially or in a part contributing to the prior art or in a part of the technical solution, in the form of a software product stored in a storage medium, including several instructions for causing a computer device, which may be a personal computer, a server, or a network device, to perform all or part of the steps of the methods described in the embodiments of the present application. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a random access Memory (Random Access Memory, RAM), a magnetic disk, or an optical disk, or other various media capable of storing program codes.

Finally, it should be noted that: the foregoing examples are merely specific embodiments of the present application, and are not intended to limit the scope of the present application, but the present application is not limited thereto, and those skilled in the art will appreciate that while the foregoing examples are described in detail, the present application is not limited thereto. Any person skilled in the art may modify or easily conceive of the technical solution described in the foregoing embodiments, or make equivalent substitutions for some of the technical features within the technical scope of the disclosure of the present application; such modifications, changes or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application, and are intended to be included in the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The reservation travel control method is characterized by comprising the following steps of:

acquiring a reservation travel instruction, wherein the reservation travel instruction comprises a time identifier and a state identifier, the time identifier indicates reservation travel time for a vehicle, and the state identifier indicates starting a reservation travel function for the vehicle;

Determining a charging scene of a vehicle according to a connection state between the vehicle and a charging gun and the type of a charging pile;

and controlling the operation of the controlled object of the vehicle based on a control strategy corresponding to the charging scene of the vehicle, so that the vehicle meets travel requirements when the reserved travel time is reached.

2. The reservation travel control method according to claim 1, wherein the determining a charging scene in which the vehicle is located according to a connection state between the vehicle and a charging gun and a kind of a charging pile comprises:

detecting a connection state between the vehicle and the charging gun;

if the charging gun is detected to be connected to the vehicle, judging the type of the charging pile corresponding to the charging gun based on a Bluetooth authentication detection result between the vehicle and the charging pile;

if the type of the charging pile belongs to a home charging pile, determining a first charging scene where the vehicle is located;

if the type of the charging pile belongs to the market pile, determining a second charging scene where the vehicle is located;

and if the charging gun is detected not to be connected to the vehicle, determining a third charging scene in which the vehicle is located.

3. The method for controlling reserved traveling according to claim 2, wherein the charging scene in which the vehicle is located is a first charging scene, the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle,

The controlling the operation of the controlled object of the vehicle based on the control strategy corresponding to the charging scene of the vehicle comprises the following steps:

determining a first charging time based on a current battery power of a power battery of the vehicle and a first charging power, wherein the first charging power indicates charging power which can be provided by a home charging pile, and the first charging time refers to charging time required from the current battery power to full charge of the battery power under the first charging power;

determining the air conditioner operation time and the energy consumption power consumed during the air conditioner operation based on the difference between a target temperature and an environment temperature, wherein the target temperature refers to the cabin temperature of the vehicle at the reserved travel time, and the environment temperature refers to the outdoor temperature of the vehicle at the current time;

determining a first wake-up time based on the reserved travel time, a first charging time and an air conditioner running time, wherein the first wake-up time refers to the starting time of a charging subsystem;

controlling the charging subsystem to operate in response to reaching a first wake-up time;

determining a first air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the first air conditioner starting time refers to the starting time of an air conditioning subsystem;

And controlling the operation of the air conditioning subsystem based on the first air conditioning start time, the air conditioning operation time and the air conditioning operation power.

4. A reservation travel control method according to claim 3, wherein the first charging time is determined by:

determining a charge control reference curve corresponding to the current battery cell temperature and the first charge power of the vehicle based on charge experiments at different battery cell temperatures of the vehicle, wherein the charge control reference curve comprises a first control phase time, a second control phase time and a third control phase time;

adjusting the second control phase time according to the current charge state of the power battery of the vehicle and the reference charge state corresponding to the second control phase time to obtain adjusted second control phase time;

5. The method for controlling reserved traveling according to claim 2, wherein the charging scene in which the vehicle is located is a second charging scene, the controlled object includes a charging subsystem and an air conditioning subsystem of the vehicle,

detecting whether the battery electric quantity of a power battery of the vehicle reaches a preset electric quantity in the charging process;

if the electric quantity of the battery does not reach the preset electric quantity, controlling the charging subsystem to charge the power battery with second charging power, wherein the second charging power indicates charging power which can be provided by the market stake;

when the battery electric quantity is detected to reach the preset electric quantity, the charging subsystem is controlled to charge the power battery with third charging power, the third charging power is smaller than the second charging power, and the third charging power is determined through a time difference value between the preset charging time and the air conditioner starting time, so that the power battery is in an underfilling state when the air conditioner starting time is reached;

determining a second air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the second air conditioner starting time refers to the starting time of an air conditioner subsystem;

6. The reservation travel control method according to claim 5, wherein the third charging power is determined by:

determining a second charging time based on a current battery charge of a power battery of the vehicle and a second charging power, the second charging time being a charging time required from the current battery charge to the preset charge at the second charging power;

and determining the third charging power based on the second charging time, the air conditioner operation time and the air conditioner operation power.

7. The method for controlling reserved traveling according to claim 2, wherein the charging scene in which the vehicle is located is a third charging scene, the controlled object includes an air conditioning subsystem and an engine subsystem of the vehicle,

Determining a third charging time based on a current battery charge of a power battery of the vehicle and a fourth charging power, the fourth charging power being a charging power of the engine subsystem when the vehicle is powered, the third charging time being a charging time required from the current battery charge to full charge of the battery charge at the fourth charging power;

determining a second wake-up time based on the reserved trip time, a third charging time and an air conditioner running time, wherein the second wake-up time refers to the starting time of an engine subsystem;

controlling the engine subsystem to operate in response to reaching a second wake-up time;

determining a third air conditioner starting time based on the reserved travel time and the air conditioner running time, wherein the third air conditioner starting time refers to the starting time of an air conditioning subsystem;

and controlling the operation of the air conditioning subsystem based on the third air conditioning on time, the air conditioning operation time and the air conditioning operation power.

8. The reservation travel control method according to claim 1, wherein the travel demand refers to a battery capacity of a power battery of the vehicle reaching a target capacity, an in-cabin temperature of the vehicle reaching a corresponding target temperature, and a battery core temperature of the power battery reaching a corresponding preset temperature when a reservation travel time is reached.

9. A reservation travel control device, the device comprising:

10. A vehicle, the vehicle comprising an onboard processor configured to: