156results about How to "Improve car experience" patented technology

The invention discloses a vehicle tire burst control method and system, a vehicle, control equipment and a storage medium, and relates to the technical field of vehicle safety control. The method mainly comprises the steps of determining the position of a tire burst wheel according to a vehicle tire burst signal, and identifying a driving scene according to vehicle state information; if the linear driving scene is recognized, acquiring tire braking force pressure according to the position of the flat tire wheel, calculating a yaw torque compensation value according to the tire braking force pressure, performing rear wheel steering adjustment, transferring a driving torque based on the position of the flat tire wheel, and performing vehicle body posture adjustment based on the position of the flat tire wheel; if the scene is recognized as the curve scene, controlling and changing the steering angle of the rear wheel based on the position of the flat tire wheel so as to adjust the yawing torque, transferring the driving torque based on the position of the flat tire wheel, and adjusting the posture of the vehicle body based on the position of the flat tire wheel. According to the vehicle tire burst control scheme, safer driving experience can be provided for the user, and the vehicle using experience and satisfaction degree of the user are improved.

The invention discloses a power generation control method for an extended-range electric vehicle, which comprises the following steps: step S10, performing power-on initialization, loading high-voltage read on the whole vehicle, and enabling a driver to control the vehicle to run; s20, the battery state is monitored in real time through the VCU, whether the APU needs to be started or not is judged, if yes, an APU starting instruction is sent to the RCU through the VCU, the next step is carried out, and if not, judgment is repeated; s30, judging whether the engine is successfully started or not through the RCU, if yes, sending that the APU is successfully started to the VCU through the RCU, and executing the next step, and if not, repeating judgment; and S40, after the APU is successfully started, a start success flag bit is sent to the VCU, the VCU judges that the APU is successfully started after receiving the start success flag bit, and the VCU sends a power generation control mode which is a voltage control mode to the RCU. According to the invention, the operation capability of the whole vehicle after failure is effectively improved, the after-sales maintenance cost of the vehicle is reduced, the vehicle use experience of a driver is improved, the situation that the battery is not allowed to be charged due to extremely low environment temperature is avoided, and the service life of the battery is protected.

The invention discloses a vehicle laser radar and camera combined external parameter calibration method and system, and the method comprises the steps: obtaining laser point cloud information, video information, radar point cloud information, differential positioning information, navigation information and vehicle attitude information in the driving process of a target vehicle; the information is subjected to time synchronization and information alignment of a signal level based on a gPTP protocol, information type fusion, attribute fusion, topology fusion and logical reasoning are carried out, target parameter information is obtained, finally, the target parameter information serves as a true value control group to be compared with initial external parameter calibration parameters of a target vehicle, and the target parameter information is obtained. Invalid values in the initial external parameter calibration parameters are screened out, and the combined external parameter calibration parameters are obtained. According to the method, the combined external parameter calibration of the vehicle laser radar and the camera can be realized in the driving process, and when the position of the intelligent driving sensor on the target vehicle deviates, deviation compensation can be carried out through non-inductive real-time external parameter calibration, so that the vehicle use experience of a user is improved.

The invention discloses a noise reduction processing method and device, a vehicle and a storage medium, and relates to the technical field of intelligent cabins, and the method comprises the steps: carrying out the recognition based on an error signal and an accelerometer signal of the vehicle, and obtaining a noise scene where the vehicle is located; decomposing the accelerometer signal into a plurality of sub-band signals which are not overlapped with one another; for each sub-band signal, determining a noise reduction processing parameter corresponding to each sub-band signal based on the energy analysis and noise scene of the sub-band signal; based on the noise reduction processing parameter corresponding to each sub-band signal, performing adaptive filtering on each sub-band signal in combination with the error signal to obtain a noise reduction signal corresponding to each sub-band signal; and carrying out fusion reconstruction on the noise reduction signals corresponding to the plurality of sub-band signals to obtain a full-band noise reduction signal. According to the invention, adaptive filtering and noise reduction are carried out on each sub-band signal based on the noise scene where the sub-band signal is located, efficient division and treatment and response can be carried out on complex and multi-spectral structure noise, the noise reduction effect is improved, and the vehicle use experience feeling of a user is further improved.

The invention discloses an OTA updating method, a vehicle, a storage medium and a product, and relates to the technical field of OTA. The method comprises the steps that after an OTA updating task is received, the current vehicle state of the vehicle is acquired; under the condition that the current vehicle state meets a preset vehicle condition, pre-update verification is conducted on the vehicle, the preset vehicle condition comprises a change condition obtained by changing a verification condition in preset original pre-verification, and the pre-update verification is obtained by removing the change condition in the preset original pre-verification; and after verification is passed before updating, executing the OTA updating task. The content of verification before updating is reduced, so that the duration that the user cannot use the vehicle in the vehicle updating and upgrading process is shortened, the vehicle updating period of the user in sense is shortened under the condition that the verification before updating is carried out, and the vehicle using experience of the user is improved.

The utility model provides a handle assembly and a vehicle, and belongs to the technical field of vehicle parts. The handle assembly comprises a fixing base, a holding structure and an elastic stretching piece. The number of the fixing seats is two, the two fixing seats are oppositely arranged and connected with a vehicle body, and a containing space is formed between the two fixing seats. The holding structure is arranged in the containing space, and the two ends of the holding structure are detachably connected with the fixing bases on the corresponding sides respectively. The elastic stretching piece is arranged between the fixing base and the holding structure, and the elastic stretching piece can generate elastic stretching deformation in the process that the holding structure is away from the containing space. The handle assembly can be used as a handle and can also be used as an instrument for exercising arm power, a user does not need to go to a special damping place, the requirement for fitness anytime and anywhere can be met, muscle fatigue can be relieved by exercising the arms, and then the fatigue caused by long-distance driving is relieved.

The invention provides a digital key creating method and device, equipment and a medium, and relates to the technical field of communication, and the method comprises the steps: receiving a terminal public key certificate sent by a target terminal; wherein the terminal public key certificate is obtained by signing a terminal public key of the target terminal by adopting a motorcade pairing private key; performing signature verification on the terminal public key certificate by adopting the motorcade pairing public key; sending a vehicle public key certificate of the target vehicle to the target terminal under the condition that the signature verification is successful and the terminal public key is acquired; and in response to a received signature verification success notification sent by the target terminal, determining that the digital key which corresponds to the target terminal and is used for controlling the target vehicle is successfully created. Therefore, the constraint that the user needs to have other keys of the target vehicle is not needed, so that the user can conveniently and flexibly apply for the vehicle in the motorcade for use, the vehicle lifting efficiency of the user is improved, and the vehicle using experience of the user is improved.

The invention provides a temperature management method, device and equipment and a vehicle, and the method comprises the steps: determining a target part in parts of the vehicle based on the working condition of the vehicle; in response to the fact that the temperature value of the target part is larger than a preset temperature threshold value, the current running state of a cooling system of the vehicle is maintained or adjusted according to the working condition of the vehicle and the duration when the temperature value is larger than the preset temperature threshold value, and the temperature of the target part is adjusted and controlled; by applying the temperature management method, unnecessary energy waste and mechanical abrasion generated by the cooling system can be reduced, the endurance mileage of the vehicle is increased, and the service life is prolonged; and the cooling requirement of the target part can be met, the cooling efficiency is improved, and therefore the vehicle using experience and satisfaction degree of a user are improved.

The embodiment of the invention provides a control method of a vehicle-mounted air conditioner, electronic equipment, a storage medium and a program product. The method comprises the steps that operation information of the vehicle-mounted air conditioner is obtained, and the vehicle-mounted air conditioner operates in an external circulation mode currently or operates in the external circulation mode and an internal circulation mode currently; the operation information is used for representing the external circulation air volume of the vehicle-mounted air conditioner in unit time; opening and closing piece state information of the vehicle where the vehicle-mounted air conditioner is located is obtained, the opening and closing piece state information is used for representing the opening and closing state of an opening and closing piece of the vehicle, and the opening and closing state comprises the opening state and the closing state; and when the operation information meets the preset condition and at least one opening and closing piece is in the opening state, the air volume proportion of the external circulation mode of the vehicle-mounted air conditioner is reduced. The method is used for achieving the effects of reducing the cost and improving the user experience.

The invention provides a fault determination method, device and system for a master-slave communication line, and relates to the technical field of fault detection.The method comprises the steps that under the condition that it is detected that a master-slave communication loss fault exists in a vehicle machine, whether collected data sent by a monitoring device DTU is received or not is determined; the method comprises the following steps: determining a current communication line in a working state under the condition of determining that collected data is received, counting and accumulating a first fault frequency under the condition of determining that the current communication line is a first communication line, and controlling closing and opening of the line through an MOS tube under the condition of determining that the first fault frequency is greater than or equal to a preset frequency. Therefore, the first communication line is in an open state and the second communication line is in a closed state. Through the design of double communication lines and an automatic switching mechanism, the stability and safety of master-slave communication are remarkably improved, a standby line can be quickly switched, the actual vehicle use experience of customers is improved, and the communication continuity is ensured.

The utility model provides a back door folding structure, a folding type back door assembly and a vehicle, and belongs to the technical field of vehicle parts, the back door folding structure comprises a main connecting piece, an auxiliary connecting piece, a switch telescopic piece and a folding telescopic piece; the main connecting piece is connected with the main back door, the auxiliary connecting piece is connected with the auxiliary back door, the main connecting piece is hinged to the auxiliary connecting piece so that the main back door can be hinged to the auxiliary back door, and a hinged shaft between the main connecting piece and the auxiliary connecting piece is parallel to a hinged shaft between the main back door and a car body. The two ends of the switch telescopic piece are hinged to the vehicle body and the main connecting piece respectively, and the two ends of the folding telescopic piece are hinged to the vehicle body and the auxiliary connecting piece respectively. When the back door is opened, the auxiliary back door can be folded and recycled, the overall length of the back door is shortened, the space needed for opening the back door is further reduced, and full-angle opening of the back door in a narrow space is achieved; the main connecting piece, the auxiliary connecting piece, the switch telescopic piece and the folding telescopic piece form a four-connecting-rod mechanism which is stable in structure, and the stability of the back door in the opening and closing process is guaranteed.

The invention relates to the technical field of vehicles, in particular to a vehicle endurance mileage correction method and device, a vehicle, a medium and a program.The method comprises the steps that the current driving mode of the vehicle is recognized; determining a corresponding reference endurance mileage according to the current driving mode, and obtaining the residual electric quantity percentage of the current power battery; calculating an initial residual endurance mileage according to the residual electric quantity percentage and the reference endurance mileage, and identifying a driving mode switching intention of the user and / or air conditioning system data; and correcting the initial remaining endurance mileage according to the driving mode switching intention and / or the air conditioning system data to obtain the actual remaining endurance mileage. Therefore, the problem that the user experience feeling is poor due to the fact that the actual remaining endurance mileage is not accurate in the related technology is solved.

The invention provides a vehicle and an operation control method and device for a vehicle-mounted functional module, the method is applied to a vehicle-mounted machine system of the vehicle, the vehicle is provided with a functional module used for achieving a preset cabin function, and the method comprises the steps that environment data of the vehicle at the current moment are obtained, the current environment represented by the environment data comprises an external cabin environment of the vehicle and / or an internal cabin environment of the cabin; obtaining a target personalized parameter mapping table of passengers in the cabin, and determining target operation parameters matched with the current environment for the functional module based on the environment data and the target personalized parameter mapping table; the passenger has one or more personalized parameter mapping tables, the operation parameters recorded in each personalized parameter mapping table conform to the mode preference of the passenger for the function module, and the target personalized parameter mapping table is obtained based on the personalized parameter mapping table; and controlling the function module to operate according to the target operation parameter.

The invention provides a sealing device and a sealing monitoring method, and the device comprises an annular first sealing module which is arranged between an upper cover of a CTB battery pack and a vehicle body door beam and is used for preventing liquid outside a whole vehicle from immersing into a member cabin in the vehicle. Meanwhile, the device is further provided with a first sealing monitoring module, and the first sealing monitoring module is connected with the signal processing module through a signal transmission module so as to monitor the sealing condition of the first sealing module in real time and judge the sealing performance of the whole vehicle; the matched sealing monitoring method comprises the steps that the types of liquid are determined based on the liquid invasion working condition, different kinds of liquid make contact with the first sealing module for calibration, and then the calibrated sealing device is used for continuously monitoring the sealing performance of the whole vehicle. The sealing performance of the CTB battery pack and the connecting position of the CTB battery pack and the vehicle body can be effectively monitored, and the safety and reliability of the vehicle are improved.

The invention discloses a vehicle control method, a storage medium and a program product. The method comprises the following steps: acquiring a user driving demand of a vehicle and a state of charge of a vehicle battery; based on the driving demand and the charge state of the user, the operation mode of the multiple power devices on the vehicle is determined, and the operation mode is used for representing the cooperative work mode of the multiple different power devices; determining equipment control parameters of the plurality of power equipment based on the user driving demand and the operation mode; and controlling the plurality of power devices to operate based on the device control parameters so as to control the vehicle to operate. The technical problem that the stability of cooperative control over the multiple power devices on the vehicle is poor, and the vehicle using experience of a user is affected in the prior art is solved.

The present invention relates to the field of automobile intelligent control technology, and discloses a control method, device, equipment, medium and automobile for a car trunk, wherein the method comprises: obtaining a user's operation instruction; determining the storage space to be controlled in the car trunk according to the operation instruction, and generating a corresponding control instruction, wherein the car trunk is divided into a preset number of layers according to storage requirements, and each layer is divided into a preset number of storage spaces; and the storage space is controlled to move to a target position according to the control instruction. The present invention can realize intelligent control of the car trunk, so that the user can put or take things without bending over, which is convenient for the user to operate and improves the user's car experience.

The present application relates to a sound source playback control method, an electronic device and a storage medium, the method comprising: in response to a received focus application request corresponding to a first sound source, updating a first list, a second list and a third list based on a preset arbitration rule; determining each sound source to be lowered and a list of obstructing sound sources corresponding to each sound source to be lowered according to the update results of the first list, the second list and the third list; determining the volume playback level corresponding to each sound source to be lowered from a new second list based on each sound source to be lowered and a list of obstructing sound sources corresponding to each sound source to be lowered; controlling each sound source to be lowered to play according to the volume playback level corresponding to each sound source to be lowered. In this way, the volume playback level corresponding to each sound source to be lowered can be accurately determined, and multiple volume reduction controls can be performed on it, thereby realizing multiple volume reduction controls of vehicle-mounted sound sources and improving the vehicle-using experience of people in the vehicle.

The utility model provides a side opening type back door structure assembly and a vehicle, and belongs to the technical field of vehicle parts, the side opening type back door structure assembly comprises a back door main body, a door body guiding part and a vehicle body supporting part, the door body guiding part is fixed on the side face of the opening side of the back door main body, and the vehicle body supporting part is arranged on a vehicle body and is opposite to the door body guiding part; the door body guide part is provided with a downward guide inclined plane which is gradually inclined upwards from back to front, the vehicle body supporting part is provided with an upward supporting inclined plane which is gradually inclined upwards from back to front, and the guide inclined plane and the supporting inclined plane can slide in an attached mode in the front-back direction. The purpose of lifting the door body guide part through the vehicle body supporting part in the door closing process can be achieved, door closing guide of the back door body is achieved, and the adverse effect caused by drooping of the back door body during door closing is corrected.

The invention discloses a vehicle body domain function configuration method and device, a vehicle and a storage medium, and relates to the technical field of vehicle intelligent configuration.The method comprises the steps that vehicle environment variable data of the vehicle are collected, and the vehicle environment variable data are sent to processing equipment; a target scene and vehicle body domain function configuration parameters returned by the processing equipment are received, and the target scene is determined by the processing equipment through a pre-trained scene prediction model based on the vehicle environment variable data; the vehicle body domain function configuration parameters are determined by the processing equipment through a pre-trained rule model based on the vehicle environment variable data. The method has the advantages of being simple in vehicle body domain function configuration, low in development cost and easy to maintain, user requirements can be met in real time, and the vehicle using experience is improved.

The invention discloses a kicking sensitivity control method for an automobile tail door and related equipment, and relates to the technical field of automobile tail door control, and the method comprises the steps: obtaining initial information under the condition that a kicking triggering condition is met; the initial information is judged to obtain a judgment result, and the judgment result comprises a charging scene, a position sensing scene and a conventional scene; and adjusting the kicking sensitivity of the automobile tail door based on the judgment result. According to the method, initial information is judged in multiple dimensions, the initial information is classified, and the kicking sensitivity of different types of initial information is correspondingly adjusted. According to the method, a new sensor, a controller or an actuator does not need to be additionally arranged on the whole vehicle, the existing information resources of the vehicle are integrated and processed, a new control strategy is formed, different kicking sensor sensitivities can be adapted according to different scenes, diversified vehicle using requirements of users are met, and better vehicle using experience is achieved.

The present application provides a method, system and vehicle for detecting abnormal vehicle position, and relates to the field of vehicle fault diagnosis technology, wherein the method comprises: obtaining vehicle status data of the current vehicle uploaded by the vehicle end; inputting the vehicle status data into a pre-created fault tree detection model, so that when the fault tree detection model detects the existence of a target bottom event that meets a preset trigger rule, the target bottom event is detected, and a target fault path corresponding to the target bottom event is generated by the fault tree detection model according to the target bottom event, and the target bottom event and the target fault path are fed back to the vehicle end and / or the back-end. The present application detects the vehicle status data sent by the vehicle end through a pre-created fault tree detection model, and can remotely and quickly locate the fault problem based on the vehicle status data, so that the root cause of the fault problem can be quickly and accurately identified without the need for localized data collection and analysis, thereby improving the speed and accuracy of fault problem location and improving the user's vehicle experience.

The utility model discloses a rear wall assembly for a vehicle and the vehicle with the rear wall assembly. The rear wall assembly comprises a rear floor cross beam and a rear panel, the rear bumper is provided with an accommodating cavity which is opened towards the rear floor cross beam, and at least part of the top surface of the rear bumper is constructed to be a treading surface; the metal plate support is connected with the rear floor cross beam, the metal plate support extends towards the rear bumper to form a supporting part, and the supporting part is contained in the containing cavity; the supporting part abuts against the upper cavity wall of the containing cavity, and the projection of the supporting part and the projection of the treading face in the height direction of the vehicle are overlapped. According to the rear wall assembly designed by the utility model, the supporting part of the metal plate bracket is propped against the upper cavity wall of the accommodating cavity, and the projection of the supporting part and the projection of the treading surface in the height direction of the vehicle are overlapped, so that the bearing capacity of the rear bumper is improved, and the rear bumper is prevented from being damaged due to the fact that a user treads on the rear bumper.

The invention relates to a vehicle control method, device and equipment based on an intelligent key, a medium and a vehicle. The method comprises the following steps: when an intelligent key is monitored in a first range around a vehicle, performing identity authentication with the intelligent key; if the identity authentication is passed, when an intelligent key is monitored in a second range around the vehicle, the position and the movement direction of the intelligent key are detected, and the first range is larger than the second range; and when the position and / or the movement direction meet the execution condition of a vehicle control strategy, controlling the vehicle according to the vehicle control strategy. The security of identity authentication of the intelligent key can be improved, convenience is provided for the user to use the car, the intelligent car use requirement of the user is met, and the car use experience of the user is improved.

The present application belongs to the technical field of vehicle engineering, and particularly relates to a vehicle thermal management method, device, computer storage medium and controller; through the network connection information obtained in advance, the current scene needing to be activated is identified, the network connection signal required by the scene is collected, the future temperature curve is predicted relying on the iteration and optimization algorithm, so that the state of the thermal management system is controlled, the temperature interval of the cockpit and the battery working temperature is maintained in a suitable state, which is beneficial to improving the battery endurance mileage and service life, and also improves the user's vehicle experience; through activating the target scene or target scene sequence in the preplan scene under the current scene, the parameter adjustment process of the thermal management object is intervened in advance at different time or space positions, so that the multi-scenario predictive thermal management function MPTM (Multi-Scenario Predictive Thermal Management) of the vehicle system is realized.

The present application discloses a vehicle power-on control method, device, vehicle and medium, which relates to the field of vehicle control technology. The method is applied to a fuel cell vehicle, which includes a fuel cell and a power battery; the method includes: in response to triggering a power-on operation, detecting the insulation state of the fuel cell and the insulation state of the power battery; if there is an insulation fault in the fuel cell, obtaining the first conductivity of the cooling circuit of the fuel cell; if the first conductivity is greater than or equal to a preset conductivity threshold, and there is no insulation fault in the power battery, controlling the fuel cell vehicle to power on through the power battery. In this way, the method can solve the problem that a fuel cell vehicle cannot be powered on due to an insulation fault in the fuel cell.

The application provides a method for controlling a vehicle, the vehicle and a storage medium. The method applies to the technical field of hybrid control. The method comprises the following steps: in the case that a first motor of the vehicle is detected to have a fault, determining a current state of the vehicle; the first motor and an engine are arranged on the same axle of the vehicle; in the case that the vehicle is in a driving state, acquiring a current power of a power battery of the vehicle; in the case that the current power is less than a preset power threshold, controlling a second motor of the vehicle to generate power by recovery; the second motor and the engine are arranged on different axles. The method can ensure that the vehicle maintains long-time driving, avoids the situation that the vehicle appears black screen and is stranded, and improves the vehicle experience of a user.

The present disclosure relates to the technical field of vehicle intelligent driving, and provides a vehicle torque control method and a vehicle. When it is detected that a gear position of a vehicle changes and an accelerator pedal opening degree changes, a first engine request torque at a current moment and a second engine request torque at a previous moment of the current moment are acquired. A remaining power of the vehicle is acquired, a target change gradient is determined according to the first engine request torque, the second engine request torque and the remaining power of the vehicle, and the engine request torque of the vehicle is controlled based on the target change gradient. When the driver performs a throttle opening or throttle closing operation during the gear shifting process, the present disclosure adjusts the change gradient of the engine request torque correspondingly, provides a buffer time for the engine response, effectively suppresses the mutation and oscillation of the driving force, guarantees the smoothness of the vehicle torque, and further improves the user's vehicle experience.

The utility model provides a back door anti-scratch structure and a vehicle, and belongs to the technical field of vehicles, the back door anti-scratch structure comprises a retractor which can be installed inside a back door in a hidden mode, protective cloth wound on the retractor and a fixer arranged inside the back door; a connecting piece is arranged at the free end of the protective cloth; the protective cloth penetrates through a gap in the back door interior trim panel and is connected to the back door interior trim panel in a hung mode through a connecting piece. The fixing device and the retractor are arranged on the two opposite sides of the back door respectively, and the connecting piece can be fixed to the fixing device. According to the anti-scratch structure of the back door, when hard articles are contained in a trunk, the protective cloth can be pulled out through the connecting piece, and the connecting piece is fixed on the fixator on the opposite side, so that the protective cloth is protected on the inner side of the interior trimming panel of the back door; therefore, the back door interior trim panel can be prevented from being scratched, rubbed or scratched due to shaking of hard articles during driving, and the appearance quality of the back door interior trim panel is guaranteed.

The invention belongs to the technical field of official business vehicle management, and particularly discloses an official business vehicle intelligent scheduling method and system and a program product, the vehicle type of official business personnel is judged by analyzing the vehicle use request and vehicle use information of the official business personnel, and then the vehicle use information of the official business personnel is determined by self-adaptive matching of available vehicles and personnel resources. According to the method, official vehicles and driver resources which can meet the initial vehicle using requirements of official personnel are determined, or official vehicles and driver resources which meet the willingness of the official personnel are determined under the condition that the initial vehicle using requirements of the official personnel cannot be met, and finally intelligent official vehicle scheduling is performed, so that the official vehicle using requirements of the official personnel can be effectively met; and the official business vehicle scheduling efficiency is improved. According to the invention, through the corresponding official service vehicle adaptive scheduling strategy, the flexibility and adaptability of official service vehicle scheduling can be effectively improved, and task requirements of each vehicle are fully considered during scheduling, so that optimal configuration of official service vehicle resources is realized, and the vehicle usage experience of official service personnel is improved.

The invention discloses an electronic license plate management method, device and system, and belongs to the technical field of vehicle management. A specific embodiment of the method comprises the following steps: receiving a vehicle unique identifier and / or a passenger unique identifier sent by a vehicle by using a server, and generating a temporary electronic license plate with an effective time range based on the vehicle unique identifier and / or the passenger unique identifier; and after the vehicle receives the temporary electronic license plate, the temporary electronic license plate is displayed outside the vehicle in the effective time range, so that the vehicle uses the temporary electronic license plate in the effective time range. According to the embodiment of the invention, the flexibility and individuation degree of temporary electronic license plate management are improved, and the vehicle use experience of passengers is improved.