1. A control method for intelligent travel of an automobile is characterized by comprising the following steps:

step 1, generating a travel plan

Responding to the travel time set by the user, and generating a travel plan by the vehicle;

step 2, setting a travel alarm clock

The vehicle sets a certain time t ahead according to the travel time as the alarm clock time for awakening the whole intelligent travel standby vehicle function;

step 3. function entry

When the alarm clock of the vehicle times to the awakening time, the vehicle awakens the intelligent travel standby vehicle function and starts to calculate the opening and closing time of the related functions of the intelligent travel, including the functions of starting an engine, heating a battery and heating/cooling a passenger compartment;

step 4, starting the standby vehicle

When the intelligent travel calculated by the vehicle relates to function starting time, the vehicle enters a standby vehicle state, and the related functions are started according to the calculated time;

step 5, completing the spare vehicle

And when the related functions of the intelligent travel of the vehicle are started and reach a set state, the standby vehicle is completed, and the functions are quitted.

2. The method for controlling intelligent traveling function of automobile according to claim 1, further comprising responding to the user's cancellation of the traveling plan before the standby automobile is completed, and exiting the intelligent traveling function.

3. The method for controlling an intelligent automobile traveling function according to claim 1, wherein the traveling plan of step 1 includes traveling modes including a winter mode, a summer mode and a custom mode, and when traveling mode information is not obtained, the system automatically matches the winter mode and the summer mode according to an ambient temperature.

4. The method for controlling intelligent traveling functions of an automobile according to claim 1, wherein in the winter mode, the intelligent traveling vehicle end-to-back functions automatically include battery heating, air conditioning setting at 24 ℃, seat heating on, and fragrance setting at a fragrance type that is easy to create a warm atmosphere; in the summer mode, the functions of the intelligent travel vehicle and the spare vehicle automatically comprise that an air conditioner is set to be 24 ℃, the seat is ventilated and opened, and the fragrance is set to be a fragrance type which is easy to create a cool atmosphere;

in the self-defining mode, the vehicle acquires the intelligent travel related parameters set by the user, and executes the subsequent vehicle standby process according to the set intelligent travel related parameters;

the intelligent trip vehicle end-to-back vehicle function user can perform self-defined combination in engine preheating starting, battery heating, air conditioner control, seat heating/ventilation, steering wheel heating and fragrance control.

5. The method for controlling an intelligent automobile traveling function according to claim 1, wherein step 1 is that after the vehicle generates a traveling plan, the generated information is sent to the user terminal so as to generate a state icon at the user terminal; the user terminal comprises a mobile phone APP end or a vehicle end.

6. The method for controlling the intelligent automobile traveling function according to claim 1, wherein the traveling plan of step 1 is set by a user through a mobile phone car control APP or a car machine.

7. The method for controlling the intelligent traveling function of the automobile according to claim 1, wherein the step 3 specifically comprises: after the time of the intelligent travel alarm clock arrives, the vehicle automatically wakes up, the starting time of each function is calculated according to the related function requirements of the intelligent travel, and the countdown is started according to the difference between the calculated time and the current time;

(1) when the intelligent travel function comprises a battery heating function, the battery system calculates the time t1 for starting the battery heating according to the current battery temperature, the ambient temperature, the battery electric quantity, the heater capacity and the heating target value, and the standby vehicle timing system starts countdown according to the time;

(2) when the intelligent travel function comprises air conditioner control, the air conditioner system calculates the air conditioner starting time t2 according to the environment temperature, the air conditioner capacity and the temperature target of the passenger compartment, and the standby vehicle timing system starts countdown according to the time;

(3) when the intelligent travel function comprises seat heating/ventilation, the seat system calculates the heating/cooling time t3 of the opened seat according to the ambient temperature, the heating/ventilation capacity of the seat and the temperature target of the seat, and the standby vehicle timing system starts countdown according to the time;

(4) when the intelligent travel function comprises steering wheel heating, the steering wheel heating system calculates the heating time t4 of the steering wheel according to the environment temperature, the heating capacity of the steering wheel and the temperature target of the steering wheel, and the standby car timing system starts countdown according to the time;

(5) when the intelligent travel function comprises fragrance control, the fragrance system calculates fragrance starting time t5 according to the ambient temperature and the fragrance diffusion speed, and the vehicle-standby timing system starts countdown according to the time;

(6) when the intelligent travel function comprises an engine preheating starting function, the engine system calculates the preheating starting time t6 of the engine according to the current environment temperature, the electric quantity of the power battery and the preheating target value, and the standby vehicle timing system starts countdown according to the time.

8. The method for controlling the intelligent automobile traveling function according to claim 1, wherein the step 4 specifically includes:

after the standby vehicle timing system t1 counts down, the vehicle starts the battery heating until the execution is finished or stopped;

after the time counting of the standby vehicle timing system t2 is finished, the vehicle starts the air conditioning system until the execution is finished or stopped;

after the standby vehicle timing system t3 counts down, the vehicle starts the seat heating/system until the execution is finished or the execution is stopped;

after the standby vehicle timing system t4 counts down, the vehicle starts the steering wheel heating system until the execution is finished or stopped;

after the back-up vehicle timing system t5 counts down, the vehicle starts the fragrance control system until the execution is finished or stopped;

after the backup timer system t6 counts down, the vehicle starts the engine system until the execution is complete or the execution is suspended.

9. The method for controlling the intelligent traveling function of the automobile according to claim 1, wherein the step 3 comprises the following steps in the process of starting the engine in the warm-up mode in the function entering stage:

after the trip alarm clock awakens the vehicle, the vehicle intelligence trip module should judge whether this intelligence trip needs to include the engine start function according to conditions such as vehicle current driving mode, power battery SOC and power battery temperature, satisfies following arbitrary one condition when judging, just needs to include the engine start:

if the current driving mode of the vehicle is the pure electric mode, when the discharge power of the power battery is less than or equal to P1, the engine needs to be started in a reserved mode during traveling;

if the current driving mode of the vehicle is a hybrid mode, when the discharge power of the power battery is less than or equal to P2, the engine needs to be started in an appointment mode during the trip;

if the current driving mode of the vehicle is the electric quantity keeping mode, when the discharge power of the power battery is less than or equal to P3, the engine is required to be started in a reserved mode during the trip;

if the SOC of the current power battery of the vehicle is less than or equal to S1, the engine needs to be started in an appointment mode during the trip;

if the current power battery temperature of the vehicle is less than or equal to T1, the travel needs to be reserved for starting the engine;

p1 < P2 < P3.

10. The control system for intelligent automobile traveling function according to claim 1, comprising a vehicle and a user intelligent terminal, wherein the system is configured to execute the steps of the control method for intelligent automobile traveling function according to claims 1 to 9.

Background

The popularization of intelligent driving car and car networking technique has for traditional car experience has injected fresh blood, and the user can be very convenient look over the vehicle state through cell-phone APP long-rangely, also the remote control vehicle switching part.

Most of the current market vehicles have common remote control functions such as air conditioning control and unlocking, but various problems of the electric vehicle in cold winter or hot summer are not comprehensively solved: if the vehicle is insufficient in dynamic property, the endurance mileage is reduced, the temperature of a passenger compartment is low, a seat and a steering wheel are cold and the like in cold winter, a user needs to solve the problem that the vehicle can automatically finish heating of a power battery and improvement of the related comfort level of the passenger compartment when starting; in hot summer, particularly in places such as Chongqing and Changsha, the temperature in the passenger cabin of the vehicle can reach high temperature after the vehicle is exposed to the sun, long cooling time is needed, the seat cooling time is longer, and in the scene, a user needs to solve the problem that the temperature in the passenger cabin and the temperature of the seat can be automatically adjusted by the vehicle when the user starts, so that the user can obtain a comfortable driving environment when getting on the vehicle.

In addition, for the extended range electric vehicle, the engine is on the way immediately when the engine is cold started at low temperature, and the vehicle oil consumption is high, the noise is large, and the service life of the engine is affected for many reasons, so that the user has a demand for preheating the engine in advance when the extended range electric vehicle is started at low temperature.

The invention provides a comprehensive solution based on the user scene.

Disclosure of Invention

The invention provides a control method and a system for intelligent travel of an automobile, aiming at improving the vehicle using experience of a user through a vehicle networking function, automatically completing the functions of battery heating, passenger compartment heating/cooling, seat heating/ventilation, in-vehicle fragrance control and the like according to the travel time set by the user when the weather is hot or cold in winter and summer, and providing a comfortable and safe vehicle travel environment for the user when the user gets into the automobile, wherein the vehicle is in an optimal travel state.

The invention is realized by the following technical scheme.

A control method for intelligent travel of an automobile comprises the following steps:

step 1, generating a travel plan

Responding to the travel time set by the user, and generating a travel plan by the vehicle;

step 2, setting a travel alarm clock

The vehicle sets a certain time t ahead according to the travel time as the alarm clock time for awakening the whole intelligent travel standby vehicle function;

step 3. function entry

When the alarm clock of the vehicle times to the awakening time, the vehicle awakens the intelligent travel standby vehicle function and starts to calculate the opening and closing time of the related functions of the intelligent travel, including the functions of starting an engine, heating a battery and heating/cooling a passenger compartment;

step 4, starting the standby vehicle

When the intelligent travel calculated by the vehicle relates to function starting time, the vehicle enters a standby vehicle state, and the related functions are started according to the calculated time;

step 5, completing the spare vehicle

And when the related functions of the intelligent travel of the vehicle are started and reach a set state, the standby vehicle is completed, and the functions are quitted.

The method further comprises the step of responding to the user to cancel the travel plan before the standby vehicle is finished, and exiting the intelligent travel function.

Preferably, the travel plan of step 1 in the method includes travel modes including a winter mode, a summer mode and a custom mode, and when travel mode information is not obtained, the system automatically matches the winter mode and the summer mode according to the ambient temperature.

Further, in the winter mode, the functions of the intelligent travel vehicle for holding the spare vehicle automatically comprise battery heating, air conditioning setting at 24 ℃, seat heating starting and fragrance setting at fragrance type which is easy to create warm atmosphere; in the summer mode, the functions of the intelligent travel vehicle and the spare vehicle automatically comprise that an air conditioner is set to be 24 ℃, the seat is ventilated and opened, and the fragrance is set to be a fragrance type which is easy to create a cool atmosphere;

and in the user-defined mode, the vehicle acquires the intelligent travel related parameters set by the user, and executes the subsequent vehicle standby process according to the set intelligent travel related parameters.

The intelligent trip vehicle end-to-back vehicle function user can perform self-defined combination in engine preheating starting, battery heating, air conditioner control, seat heating/ventilation, steering wheel heating and fragrance control.

Further, after the vehicle generates a trip plan, the step 1 sends generation information to the user terminal so as to generate a state icon at the user terminal; the user terminal comprises a mobile phone APP end or a vehicle end.

The invention also provides a control system of the intelligent automobile traveling function, which comprises a vehicle and the intelligent user terminal, wherein the system is configured to execute the steps of the control method of the intelligent automobile traveling function.

By adopting the technical scheme, the invention has the following advantages:

1. according to the invention, the battery can be intelligently started to heat according to the travel time of the user, the power performance of the vehicle in a low-temperature environment can be obviously improved, and the driving experience of the user is improved.

2. According to the invention, the functions of heating and cooling the passenger compartment, heating/ventilation of the seat, heating of the steering wheel, a fragrance system and the like can be intelligently reserved and started according to the travel time of the user, the comfort level of the temperature and the air quality of the passenger compartment of the vehicle in a low-temperature or high-temperature environment can be obviously improved, and the vehicle using experience of the user is improved.

3. The intelligent starting reservation system can intelligently start the engine system according to the travel time of the user, the comprehensive environment temperature, the vehicle driving mode, the battery SOC and the battery temperature, can obviously improve the whole vehicle performance of the extended range electric vehicle at low temperature, and comprises the steps of reducing the oil consumption under cold starting, weakening the noise of the engine and prolonging the service life of the engine.

Drawings

FIG. 1 is a flow chart of a control scheme for an intelligent travel function of an automobile;

FIG. 2 is a flow chart of the intelligent travel standby process of the automobile;

fig. 3 is a flow chart of engine warm-up starting in the entering phase of the intelligent travel function of the automobile.

Detailed Description

The invention is further described below. The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and not by way of limitation with respect to the scope of the invention.

Fig. 1 is a flowchart of a control scheme for an intelligent travel function of an automobile, which mainly includes the following steps:

1. generating a trip plan

And responding to the travel time and the travel mode set by the user, and generating a travel plan by the vehicle. The user can control the APP or the vehicle machine through the mobile phone vehicle, and the user travel time and the travel mode are set.

The travel time accuracy may be set to 10min, within 24 hours from now.

The travel mode setting comprises a winter mode, a summer mode and a user-defined mode, the mode setting is optional, and when the user does not select, the system automatically matches the winter mode and the summer mode according to the ambient temperature.

When setting up winter mode, intelligence trip vehicle holds the function of preparing the car and should include automatically that battery heating, air conditioner set up to 24 ℃, the seat heating is opened, the fragrant smell sets up to the fragrant type of easily creating warm atmosphere.

When setting up summer mode, intelligence trip vehicle holds the function of preparing the car and should include automatically that the air conditioner sets up to 24 ℃, the seat ventilates and opens, the fragrant smell sets up to the fragrant type of easily creating cool atmosphere.

When setting up the custom mode, intelligence trip vehicle end-to-back car function user can be in the engine preheating start-up, battery heating, air conditioner control, seat heating/ventilation, steering wheel heating and control in the fragrance combination of self-defining.

Preferably, after the trip plan is successfully set, the vehicle transmits generation information to the user terminal to generate the status icon at the user terminal. The user terminal comprises a mobile phone APP end or a vehicle end.

1. Travel alarm clock notification

After the user sets the travel time, the vehicle sets a certain time t (which can be set to 1 hour according to the longest heating time of the battery) in advance according to the travel time as the alarm clock time for awakening the whole intelligent travel standby vehicle function; after the time is reached, the mobile phone APP pushes a message user to prompt that a trip plan exists. If the user does not cancel the row, the vehicle-side implementation process may be entered.

2. Function entry

After the time of the intelligent travel alarm clock arrives, the vehicle automatically wakes up, the starting time of each function is calculated according to the related function requirements of the intelligent travel (preheating starting of an engine, battery heating, air conditioning control, seat heating/ventilation, steering wheel heating and fragrance control), and the countdown is started according to the difference between the calculated time and the current time.

3. Start of the spare vehicle

After the countdown of the related spare vehicle function of the intelligent trip is completed, the vehicle automatically starts the related function and completes the corresponding parameter setting. At the moment, the mobile phone APP end displays the standby vehicle state of the vehicle end. When the step is reached, if faults such as engine faults, air conditioner faults and the like occur, the vehicle does not start a vehicle standby process, and the mobile phone message informs a user of the reason.

4. Completion of the spare vehicle

When related functions are adjusted to a target value intelligently, if the engine is preheated to be finished, the battery is heated to be at a proper temperature, the temperature of a passenger cabin is adjusted to be at a proper temperature, the vehicle is completely equipped, and the mobile phone APP informs a user of going out in time.

5. Function exit

After the spare vehicle is completed, the vehicle exits the spare vehicle flow, and the mobile phone APP informs the user of going out in time.

In the process of the standby vehicle, if the user cancels the trip, the vehicle exits the process of the standby vehicle.

In the process of standby vehicle, if the vehicle has related faults, such as engine fault, incapability of activating high voltage, heating system fault, air conditioner fault and the like, the vehicle quits the process of standby vehicle, and the mobile phone APP informs the user of the reason for quitting the function.

Fig. 2 is a flow chart of a vehicle-standby process of an intelligent travel function of an extended range electric vehicle, which discusses in detail the whole process of completing the function entering the vehicle-standby:

1. function entry

After the time of the intelligent travel alarm clock arrives, the vehicle automatically wakes up, the starting time of each function is calculated according to the related function requirements of the intelligent travel (preheating starting of an engine, battery heating, air conditioning control, seat heating/ventilation, steering wheel heating and fragrance control), and the countdown is started according to the difference between the calculated time and the current time;

(1) when the intelligent travel function comprises a battery heating function, the battery system calculates the time t1 for starting the battery heating according to the current battery temperature, the ambient temperature, the battery electric quantity, the heater capacity and the heating target value, and the standby vehicle timing system starts countdown according to the time;

(2) when the intelligent travel function comprises air conditioner control, the air conditioner system calculates the air conditioner starting time t2 according to the environment temperature, the air conditioner capacity and the temperature target of the passenger compartment, and the standby vehicle timing system starts countdown according to the time;

(3) when the intelligent travel function comprises seat heating/ventilation, the seat system calculates the heating/cooling time t3 of the opened seat according to the ambient temperature, the heating/ventilation capacity of the seat and the temperature target of the seat, and the standby vehicle timing system starts countdown according to the time;

(4) when the intelligent travel function comprises steering wheel heating, the steering wheel heating system calculates the heating time t4 of the steering wheel according to the environment temperature, the heating capacity of the steering wheel and the temperature target of the steering wheel, and the standby car timing system starts countdown according to the time;

(5) when the intelligent travel function comprises fragrance control, the fragrance system calculates fragrance starting time t5 according to the ambient temperature and the fragrance diffusion speed, and the vehicle-standby timing system starts countdown according to the time;

(6) when the intelligent travel function comprises an engine preheating starting function, the engine system calculates the preheating starting time t6 of the engine according to the current environment temperature, the electric quantity of the power battery and the preheating target value, and the standby vehicle timing system starts countdown according to the time.

2. Process of preparing vehicle

(1) After the standby vehicle timing system t1 counts down, the vehicle starts the battery heating until the execution is finished or stopped;

(2) after the time counting of the standby vehicle timing system t2 is finished, the vehicle starts the air conditioning system until the execution is finished or stopped;

(3) after the standby vehicle timing system t3 counts down, the vehicle starts the seat heating/system until the execution is finished or the execution is stopped;

(4) after the standby vehicle timing system t4 counts down, the vehicle starts the steering wheel heating system until the execution is finished or stopped;

(5) after the back-up vehicle timing system t5 counts down, the vehicle starts the fragrance control system until the execution is finished or stopped;

(6) after the backup timer system t6 counts down, the vehicle starts the engine system until the execution is complete or the execution is suspended.

Fig. 3 is a flow chart of engine warm-up starting in the intelligent trip function entering phase of the extended range electric vehicle, which discusses the whole process of engine warm-up starting in the function entering phase in detail:

after the travel alarm clock wakes up the vehicle, the vehicle intelligent travel module judges whether the intelligent travel needs to comprise an engine starting function or not according to the current driving mode of the vehicle, the SOC of the power battery, the temperature of the power battery and other conditions;

(1) if the current driving mode of the vehicle is the pure electric mode, when the discharge power of the power battery is less than or equal to P1, the engine needs to be started in a reserved mode during traveling;

(2) if the current driving mode of the vehicle is a hybrid mode, when the discharge power of the power battery is less than or equal to P2, the engine needs to be started in an appointment mode during the trip;

(3) if the current driving mode of the vehicle is the electric quantity keeping mode, when the discharge power of the power battery is less than or equal to P3, the engine is required to be started in a reserved mode during the trip;

the discharge power of the power battery has the relationship of P1 < P2 < P3;

(4) if the SOC of the current power battery of the vehicle is less than or equal to S1, the engine needs to be started in an appointment mode during the trip;

(5) if the current power battery temperature of the vehicle is less than or equal to T1, the travel needs to be reserved for starting the engine;

and judging whether the trip needs to reserve to start the engine or not according to the condition or the relation, and if one condition is met, starting the engine.