20results about How to "Guaranteed driving experience" patented technology

The invention provides a monomer sampling abnormity processing method. The monomer sampling abnormity processing method comprises the following steps: sampling voltage values of monomer cells in a battery pack; judging whether the voltage values of two adjacent single battery cells in the battery pack conform to abnormal characteristics or not; when the voltage values of the two adjacent single cells conform to the abnormal characteristics, judging the type of the battery pack in the sampling abnormal state according to the voltage values of the two adjacent single cells conforming to the abnormal characteristics; according to the judgment result, sampling abnormity processing is conducted on the voltage values of the two adjacent single battery cells meeting the abnormal characteristics, the driving experience of a terminal user is ensured, the performance continuity, stability and reliability of a battery pack are enhanced, a processing mechanism under the single sampling abnormity condition is optimized, and safety and performance are improved.

The invention relates to a vehicle suspension adjusting method and system, a vehicle and a storage medium. The method comprises the following steps: acquiring cabin sensor data of a vehicle; determining a driving experience demand of a user in the cabin according to the cabin sensor data; obtaining a target suspension adjustment parameter matched with the driving experience demand; and the target suspension adjusting parameters are adopted to adjust the soft and hard states of the suspension of the vehicle, so that the handling stability of the vehicle and the smoothness of the whole vehicle are correspondingly adjusted. According to the scheme provided by the invention, the control stability of the vehicle and the smoothness of the whole vehicle can be adjusted based on the driving experience requirement of the user in the cabin, so that the driving experience of the user is effectively guaranteed.

The invention discloses an energy distribution method and device under a whole vehicle climbing working condition of a hydrogen fuel cell in the technical field of hydrogen fuel cell vehicles, and aims to solve the problems that in the prior art, reasonable power distribution cannot be carried out according to different climbing working conditions, and the output power of a power battery system is limited due to the fact that the temperature of a power battery rises too fast; and the power performance of the whole vehicle is insufficient. The method comprises the steps of calculating vehicle demand power; judging whether the climbing time of the whole vehicle is greater than the pulse current time of the power battery system or not, and obtaining the working mode of the whole vehicle to determine a distribution category; and executing an allocation strategy corresponding to the allocation category to complete energy management. According to the method, different climbing working conditions are divided into different distribution categories, and corresponding distribution strategies are executed, so that reasonable power distribution is performed on the hydrogen fuel cell system and the power cell system under different climbing working conditions, and the situation that the output power of the power cell system is limited due to the fact that the temperature of the power cell rises too fast is prevented; and the service life of the system is ensured.

This utility model discloses a mechanical steering gear for preventing abnormal noise. This utility model relates to the field of automotive parts technology. The mechanical steering gear for preventing abnormal noise includes a housing mechanism. The main body of the housing mechanism is a box structure with a one-way opening at the top. A positioning rod is fixedly connected inside the housing mechanism. The positioning rod is arranged longitudinally. This utility model effectively prevents dust from entering the interior through multiple sealing protections of components such as the housing mechanism, cover mechanism, insert plate assembly, plunger, and its sealing ring. This reduces wear caused by dust friction between the rack assembly and gear assembly, thereby reducing the possibility of abnormal noise. The reasonable design of components such as the positioning rod, connecting plate, and positioning pin ensures stable power transmission from the input shaft to the output rod, making tire steering reliable. On the other hand, the good sealing structure reduces component wear and extends the service life of the steering gear.

The application discloses a vehicle coasting control method, device, equipment and storage medium, wherein the method comprises the following steps: predicting the total coasting time of a vehicle through a front road in a neutral and off state according to acquired road information in front of the vehicle; judging whether the vehicle meets the entry of an economic mode according to the total coasting time; if the entry of the economic mode is met, determining whether to control the vehicle to be off and enter a neutral coasting state based on acquired current first running state data of the vehicle; and in response to the vehicle being off and entering the neutral coasting state, determining whether to control the vehicle to exit the coasting state based on continuously monitored current second running state data of the vehicle. The application can accurately control the entry time of the neutral and off coasting by predicting the coasting time to ensure the economic benefit, and can realize the maximization of the neutral and off coasting benefit under the premise of guaranteeing the vehicle driving safety and driving experience by combining the multi-dimensional safety state monitoring.

The embodiment of the present application provides a method, device, navigation server and storage medium for determining a recommended route, wherein the method includes: obtaining multiple routes from a first location to a second location; performing a first sorting on the multiple routes at least according to a first driving index, and determining the route ranked first in the first sorting as a main route; selecting at least one alternative route from the multiple routes whose second driving index is better than the main route, and whose comprehensive driving index is not lower than the route that has the same ranking as the alternative route in the recommended route in the first sorting; wherein the main route and the alternative route form a recommended route, the first driving index is different from the second driving index, and the comprehensive driving index includes a combination of multiple driving indexes. The embodiment of the present application can increase the diversity of alternative routes, so that users have a variety of optional routes when selecting a navigation route, so as to facilitate users to select a navigation route.

A CVT speed ratio optimization control method and system includes the following steps: Step 1) Using the current speed ratio of the vehicle as a benchmark, calculate the corresponding comprehensive efficiency based on the speed ratio under different search directions, compare the comprehensive efficiency under different search directions, and determine the optimal search direction; Step 2) In the optimal search direction, continue to adjust the current speed ratio according to different search step sizes, and calculate the corresponding comprehensive efficiency value respectively. The speed ratio corresponding to the maximum comprehensive efficiency value is the target optimized speed ratio; Step 3) Determine whether using the target optimized speed ratio affects the vehicle's backup driving force. If it does not affect it, control the current CVT speed ratio to become the target optimized speed ratio; if it does affect it, do not optimize the current speed ratio. This invention can improve the overall efficiency of the vehicle without complex offline calibration, improving energy economy while ensuring the user's driving experience.

The invention provides a vehicle air conditioner control method and device, electronic equipment, a storage medium and a vehicle, and relates to the field of vehicle control. According to the method, the first air inlet temperature of an air conditioner of a vehicle in an internal circulation mode and the second air inlet temperature of the air conditioner in an external circulation mode are obtained in response to the required temperature of a user; judging whether the required temperature is an extreme value among the required temperature, the first air inlet temperature and the second air inlet temperature or not; if yes, the air conditioner is controlled to operate in an air conditioner mode corresponding to the air inlet temperature closest to the required temperature, the air inlet temperature comprises the first air inlet temperature or the second air inlet temperature, and the air conditioner mode comprises the internal circulation mode or the external circulation mode. According to the technical scheme, the single air conditioner mode can be adopted according to the user requirement, on the premise that the temperature requirement of the user can be met, the energy consumption of the vehicle is reduced as much as possible, and the driving experience of the user is guaranteed.

This application discloses a method, apparatus, device, and storage medium for enhancing the power of range-extended vehicles, belonging to the field of vehicle control, and can solve the problem that range-extended vehicles cannot increase acceleration when the battery is low. The method includes: real-time acquisition of the target vehicle's battery charge, accelerator pedal opening, accelerator pedal opening rate of change, vehicle speed, and battery cell temperature; determining a comprehensive power demand intensity index based on the accelerator pedal opening, the accelerator pedal opening rate of change, the vehicle speed, and the acceleration request value; determining whether the target vehicle meets the enhancement mode activation conditions based on the battery charge, the comprehensive power demand intensity index, the battery cell temperature, and the battery health; and, if the target vehicle meets the enhancement mode activation conditions, entering enhancement mode and adjusting the target vehicle's drive power to a first drive power to enable the target vehicle to reach the target speed.

The utility model relates to the technical field of tractors, and discloses a transmission system and a tractor. The input end of the hydraulic stepless speed change device is in transmission connection with the engine, and the section shifting clutch is arranged to be capable of selectively connecting the engine to the high-speed gear section shifting driving gear or the low-speed gear section shifting driving gear in a transmission mode. The first input end and the second input end of the first planetary gear mechanism are correspondingly in transmission connection with the output end of the hydraulic stepless speed change device and the high-speed gear section shifting driving gear respectively; the first input end and the second input end of the second planetary gear mechanism are correspondingly in transmission connection with the output end of the hydraulic stepless speed change device and the low-speed gear section shifting driving gear respectively; the rotating speeds of the first input end and the second input end of the first planetary gear mechanism are correspondingly the same as those of the first input end and the second input end of the second planetary gear mechanism respectively, and the output ends of the first planetary gear mechanism and the second planetary gear mechanism are in transmission connection to the driving wheel. The transmission system can avoid section changing impact, and impact-free section changing is achieved.

The invention discloses a suspension control method, device and equipment, an air suspension system and a vehicle. The method comprises the following steps: when a combined adjustment instruction for the suspension height and the suspension rigidity is received; according to the vehicle state, the pressure difference between every two air chambers of a multi-cavity air spring in the suspension, the suspension rigidity adjusting direction in the combined adjusting instruction and the type of an event triggering the combined adjusting instruction, the adjusting sequence between the suspension height and the suspension rigidity is determined; and the suspension height and the suspension rigidity are adjusted according to the adjusting sequence. According to the method and the device, the adjusting sequence is determined by integrating information in multiple aspects, so that the suspension height and the suspension rigidity can be adjusted according to different adjusting sequences in different scenes, the driving experience in multiple scenes is ensured, and energy waste is avoided as far as possible.

The present invention discloses a vehicle control method, device, computer-readable storage medium and vehicle. The vehicle control method comprises: obtaining wheel speed value, accelerator pedal force value and accelerator pedal stepping rate value; determining that the wheel speed value is non-zero; determining the accelerator stepping intention according to the rate value and the accelerator pedal force value, and controlling the vehicle operation according to the accelerator stepping intention. The vehicle control method of the present invention can accurately judge the driver's accelerator stepping intention and control the vehicle operation, thereby ensuring the user's driving experience while reducing the accident rate and improving the vehicle safety.

The invention provides an intelligent speed regulation system and method for entering and exiting a ramp, a computer storage medium and a vehicle. Comprising an acquisition module used for acquiring vehicle and road parameters, a ramp recommended speed calculation module used for calculating a ramp recommended speed, a first acceleration module used for obtaining a first acceleration recommended speed value based on the vehicle and road parameters and the ramp recommended speed, and a second acceleration module used for obtaining a second acceleration recommended speed value based on the first acceleration recommended speed value. The second acceleration module is used for obtaining a second acceleration recommended speed value based on the vehicle and road surface parameters and the first acceleration recommended speed value; and the control module is used for controlling the vehicle to accelerate. According to the method, a more reasonable speed regulation scheme is provided for a driver according to the road condition of the actual ramp, and in the process of driving out of the ramp, the vehicle is accelerated quickly for the first time, so that the speed difference between the vehicle and other vehicles is reduced, the safety of the vehicle is ensured, and the risk of traffic accidents is reduced; and carrying out second acceleration and freely driving by the driver.

The invention discloses a vehicle active splash-proof control method and device and a vehicle, and relates to the technical field of vehicle control. The method comprises the steps of obtaining road information of a first road section and information of traffic participants through multi-sensor fusion and cloud collaboration, determining a road ponding type according to the road information, determining a vehicle target control quantity according to the distance and the relative speed between a vehicle and the traffic participants based on different conditions of small-range ponding or large-range ponding, and determining a vehicle target control quantity according to the vehicle target control quantity. And finally, the suspension height and the vehicle speed of the vehicle are controlled according to the target control quantity, the driving experience is guaranteed, meanwhile, water is actively prevented from being splashed to pedestrians, and the accuracy of avoiding pedestrians or non-motor vehicles is improved.

This invention discloses an adjustable light-transmitting automotive windshield system and automotive product. This invention allows for a reduction in the light transmittance of only the adjustable light-transmitting area unit within the control area, while maintaining a high light transmittance for the adjustable light-transmitting area units outside the control area. This weakens the intensity of strong light sources observed by the driver, reducing glare and discomfort caused by intense light emitted from external light sources, thus improving the driving experience and safety. Furthermore, this invention allows for the blocking of strong light from all directions, improving the ability to block strong light and reducing adverse consequences such as limited driver visibility caused by improper blocking. Moreover, the adjustable light-transmitting automotive windshield system operates without driver intervention, reducing the possibility of driver distraction and ensuring driving safety. This invention has wide applications in the automotive technology field.

The invention relates to the technical field of vehicle engine control, in particular to an engine torque control method, electronic equipment and a vehicle. According to the method, the target air inlet amount is determined based on the request air path torque, and meanwhile, when the request torque is different from the actual torque, the air inlet control is optimized, so that the target air inlet amount is improved, the responsiveness of engine torque control can be effectively improved, and the dynamic property, economical efficiency, emission and NVH performance of an engine are improved. According to the method, the target air inlet density obtaining method and the target air inlet density increment learning updating method are provided, the accuracy of engine torque control can be greatly improved, the safety and stability of vehicle operation are improved, and the driving experience of a user is guaranteed.

This invention discloses a control method and a control device. The control method includes: entering a first execution gear stage and determining a first target gear at this stage; acquiring execution information of the previous first target gear, including target position, drive duty cycle, and actual position; if the first position difference between the preset optimal position of the first target gear in the first execution gear stage and the actual position of the previous first target gear exceeds a first execution gear threshold, correcting the target position or drive duty cycle of the current first target gear; the previous first target gear and the current first target gear are in different first execution gear stages. In this invention, when the gear shifting control accuracy of the previous gear shifting operation is low, the control accuracy of the current gear shifting operation can be improved by correcting the target position or drive duty cycle of the current first target gear, thereby increasing the success rate and accuracy of gear shifting and ensuring the driver's driving experience.

The invention belongs to the technical field of vehicle inspection, and particularly relates to a vehicle urea system false alarm solving method and system, a terminal and a storage medium. A temperature signal, a liquid level signal and a concentration signal of a urea solution in a urea box and a pressure value of a urea system are collected through a signal collection assembly installed in the urea box of the vehicle; by comprehensively collecting a plurality of signals such as the temperature, the liquid level, the concentration and the system pressure of the urea solution in the urea box and comparing the signals with the preset threshold values, the method can more accurately judge whether the urea system has false alarms or not. Particularly, when the liquid level and concentration signals are abnormal, the pressure value of the urea system and the nitrogen oxide emission value are further compared, false alarm and actual faults are effectively distinguished, and the reliability of the system is improved.

The present application discloses a vehicle control method, an electronic device, a braking system, a vehicle and a computer storage medium. The control method includes: obtaining the vehicle status information, and determining the target duration of the vehicle's driving on a flooded road according to the status information, and controlling the vehicle to perform target parameter braking when the target duration is greater than or equal to the duration threshold, so as to maintain the braking force output capacity of the vehicle's braking unit. In this way, the present application allows the reduction of the braking output capacity caused by the water film generated by the friction pair when the target duration of the vehicle's driving on the flooded road is greater than or equal to the duration threshold to be improved by performing target parameter braking, thereby avoiding the occurrence of the situation where the braking force output capacity of the vehicle's braking system is reduced, and based on the setting of the target parameters, the impact of the vehicle's active braking on the driver and passengers can be reduced, which guarantees the vehicle driving experience of the driver and passengers to a certain extent.

The invention relates to the technical field of steering system assembling, in particular to a steering nut small assembly locking ring assembling method. Compared with the prior art, through the assembling method of tightening, unscrewing and secondary riveting of the locking ring, different supplied material differences are stably compatible, the compression amount of the double-row bearing and the wave spring is guaranteed, and it is guaranteed that no shaking or noise or other abnormal conditions exist in the whole vehicle steering process; output force of the motor is amplified through a connecting rod mechanism composed of a driving plate and a connecting rod, it is guaranteed that riveting is not too shallow, and therefore it is guaranteed that the locking ring is prevented from loosening, and steering safety is guaranteed; and the three riveting heads simultaneously perform the same displacement, so that the three riveting points are uniform in depth, the steering hand feeling is ensured to be stable and free of fluctuation, and the driving experience is ensured.