75results about How to "Affect driving" patented technology

The invention aims at providing a control method of a whole car controller of a hybrid electric car which saves electricity and can lead the car to start fast. The control method comprises a normal work mode and a sleep mode; under the normal work mode, when a key is switched into an off state from an on state and is kept for a certain time; the whole car controller is switched to the sleep mode from the normal work mode; under the sleep mode, in the whole car controller, only specific modules are kept to work, the rest of modules are closed; and when a waking condition is met, the whole car controller enters the normal work mode. The control method of the whole car controller of the hybrid electric car reduces the electric energy consumption of the whole car controller of the hybrid electric car by setting the sleep mode, simultaneously avoids electrifying initiation of software each time, reduces the waiting time of starting of the hybrid electric car and has important significance for improving success rate of cold starting of the hybrid electric car.

The invention discloses an elastoplastic device for expansion joints in buildings and road engineering. The elastoplastic device comprises a cast-in-place concrete layer and a bituminous concrete pavement layer arranged on the upper end of the cast-in-place concrete layer, wherein the center of the cast-in-place concrete layer is provided with an expansion joint filled with sponges or foams; the center of the bituminous concrete pavement layer is provided with a notch which is filled with expansion elastomers and broken stones and is internally provided with a cover plate; lower expansion bolts are symmetrically arranged around the upper part of the cast-in-place concrete layer; lateral expansion bolts are symmetrically arranged around the inner side of the bituminous concrete pavement layer; and steel bars are arranged between the end parts of the lateral expansion bolts and the lower expansion bolts. The device disclosed by the invention has the advantages of simple structure and reasonable design, and is convenient and rapid in construction; the performance requirements of the expansion joints can be met, special expansion members are not needed to be arranged, and the problem of short service life of other expansion devices under small stroke can be effectively solved; and the device disclosed by the invention has the characteristics of good elasticity and neat and beautiful appearance, and can bear vehicle load.

The invention discloses a vehicle drunk-driving identification system and an identification method thereof. The vehicle drunk-driving identification system is characterized in that the inside of the vehicle drunk-driving identification system is provided with a vehicle body controller connected with an alcohol sensor, an infrared temperature sensor, a clutch pedal sensor, a brake pedal sensor, a dual flash, a buzzer and an engine management unit respectively. By using the structure and the method, the system has the following advantages that: 1, the system uses a method for forcedly locking the engine, thereby effectively reducing drunk driving, and avoiding traffic accidents; 2, the system comprises a manually unlocking link, thereby avoiding influencing the driving of the vehicle due to a miscarriage of justice to a driver; and 3, the system arranged on each vehicle can realize alcohol tests for each driver before starting vehicles, thereby realizing the generalization of the alcohol tests.

The invention discloses a vehicle component upgrading method, and the method comprises the steps: obtaining an upgrading task and an upgrading package corresponding to a vehicle, wherein the upgradingpackage comprises a corresponding to-be-upgraded component, and the upgrading task comprises an upgrading sequence of the to-be-upgraded component; acquiring a current running state of the vehicle, and judging whether the current running state meets a preset upgrading condition corresponding to the to-be-upgraded component or not; when it is judged that the preset upgrading condition is met, upgrading according to the upgrading sequence, and updating the to-be-upgraded component according to the upgrade package, so the vehicle component upgrading process is prevented from influencing vehicledriving and driving safety, and the problems that the vehicle component cannot work normally and the vehicle cannot run normally due to the fact that a certain vehicle component is upgraded and the dependent vehicle component is still in the previous version are solved by presetting the upgrading sequence of the components in the upgrading task.

The invention discloses a steel rail wearing detecting device comprising an image collecting device, a first telescopic motor, a walking device, a servo motor, an ultrasonic range finder, a left wearing detector, a right wearing detector and a cross bar. The detecting device walks along the rail by using the walking device, wherein the distance between the walking device and the outer side of thesteel rail is consistent all the same. The left wearing detector and the right wearing detector are installed at the walking device to carry out synchronous wearing detection and rail distance detection of the two steel rails at the same track. The image collecting device guides the walking device to move forward and guides the cross bar to stretch the left wearing detector and the right wearing detector to the steel rails for detection. A GSM module transmits departure information of a dispatch center to the walking device; and when a train enters the zone, the walking device rotates the cross bar to the outer side of the track, thereby preventing the cross bar from affecting driving of the train.

The invention discloses a four-wheel steering four-wheel-drive car and belongs to the technical field of car transmission devices. The four-wheel steering four-wheel-drive car comprises a car frame and four wheels which are arranged below the car frame and provided with independent wheel shafts and bearing seats; the car frame is provided with four vertical transmission shafts corresponding to the four wheels correspondingly; the transmission shafts are in separation and reunion connection with the wheel shafts; and the transmission shafts are in separation and reunion connection with steering frames capable of driving the wheels to swing around the transmission shafts. The effect that the rotation directions and the drive directions of the four wheels are changed by changing the direction of a motor and the actuation state of a clutch is achieved, the traveling route of the car is changed accordingly, a car body of the car does not rotate in the steering process, and the capacity of the car to pass through a narrow space is improved.

The invention discloses a method and a device for selecting a communication mode and a vehicle. The method comprises the following steps: transmitting a V2X service between a pilot vehicle and a following vehicle of a fleet in a first communication mode; the pilot vehicle obtaining the signal quality of the first communication mode; and when the signal quality of the first communication mode conforms to a first preset condition, the pilot vehicle sending a configuration instruction to the following vehicle, the configuration instruction being used for indicating the following vehicle to starta second communication mode to communicate with the pilot vehicle, and the second communication mode referring to a communication mode forwarded by the network equipment. According to the scheme provided by the embodiment of the invention, when the signal quality of the first communication mode meets the first preset condition, the configuration instruction is sent to the following vehicle, and the following vehicle is triggered to start the second communication mode for communication. Compared with a first communication mode and a second communication mode, the signal quality is more stable,so that the service continuity between the piloting vehicle and the following vehicle is not influenced, and the driving safety of the vehicle is prevented from being threatened.

The invention provides a communication fault judgment and treatment method of a battery management system of a hybrid electric vehicle. The communication fault judgment and treatment method comprisesthe steps that firstly, a battery data processing module of a harmony control unit (HCU) judges whether the communication is normal or not according to whether a data signal sent by a battery management system (BMS) can be received or not, if a communication fault is judged, the HCU begins recording the duration time of the communication fault, a battery data processing module of the HCU receivesdata signals sent from an engine management system (EMS), a power electronic unit (PEU), an air conditioner controller, an oil pump controller and a direct current dir cur (DCDC) controller in real time, P'<bat_actl> and SOC' after the communication fault according to the received data are calculated, if the HCU judges that the duration time of the communication fault is less than T1, P'<bat_chg>and P'<bat_dchg> after the communication fault are calculated by linear table look-up difference values, and the battery data processing module of the HCU transfers the corresponding data to a power distribution and battery protection control module of the HCU for execution; and otherwise, the HCU controls P'<bat_chg>, P'<bat_dchg> and P'<bat_actl> to reduce to a certain value, and the hybrid vehicle enters into a battery zero power mode for operation. The communication fault judgment and treatment method of the battery management system of the hybrid electric vehicle is simple and feasible and higher in safety.

The invention discloses a method for diagnosing high sulfur content in fuel oil. The method comprises the following steps of: 1) diagnosing entering conditions: if a set condition is met, entering diagnosis; 2) data processing: ranking the SCR inlet temperature of a statistical power-based window, from small to large, finding a window temperature representative value c, and judging whether the statistical power-based window is a high-temperature window or a low-temperature window; 3) SCR efficiency statistics: calculating the conversion efficiency of the power-based window, and comparing the conversion efficiency of the power-based window with a set value; 4) SCR performance reduction identification: according to an SCR performance reduction identification condition, judging an SCR performance abnormal mark; 5) high-temperature event identification; (6) SCR efficiency recovery identification; 7) high sulfur indication; and 8) elimination of the high-sulfur fuel oil alarm. According to the method for diagnosing the high sulfur content in the fuel oil, a new sensor and special equipment do not need to be mounted, and whether the sulfur content in the fuel oil is too high or not is determined through logical judgment of information carried by the vehicle, so that a driver is reminded of avoiding using high-sulfur fuel oil and affecting vehicle driving.

The invention provides an in-vehicle air purification method. The in-vehicle air purification method comprises the steps that the smoke concentration in a vehicle is detected in real time; whether thesmoke concentration is greater than a first threshold value or not is judged; if the smoke concentration is smaller than or equal to the first threshold value, and the step that the smoke concentration in the vehicle is detected in real time is conducted; and if the smoke concentration is greater than the first threshold value, an air purification device is started and/or a vehicle window is opened. The invention further provides an in-vehicle air purification system applying the in-vehicle air purification method. In this way, the smoke concentration in the vehicle can be detected in real time, if the smoke concentration in the vehicle is greater than the first threshold value, the air purification device is automatically started and/or the vehicle window is automatically opened, fresh air in the vehicle is kept conveniently, the situation that smoke in the vehicle affects the taking experience and physical health of passengers is avoided, and meanwhile, the influence on vehicle driving is avoided.

The invention provides a cylinder deactivation control method and system of an engine and a vehicle. The method comprises the following steps: if the required torque of the engine changes, acquiring target vehicle state information of the vehicle; determining whether the target vehicle state information meets a preset condition or not; if the target vehicle state information meets the preset condition, controlling the engine to work in a full-cylinder working state; and if the target vehicle state information does not meet the preset condition, controlling the engine to work at the current cylinder deactivation rate or to work by changing the cylinder deactivation rate according to torque response time of the engine and mechanism response time of a cylinder deactivation mechanism in the torque switching process. According to the technical scheme, whether the vehicle is allowed to enter the cylinder deactivation working state or not at present can be judged according to the target vehicle state information, and then the problems that after cylinder deactivation, vehicle driving is affected and use requirements cannot be met can be avoided.

The invention discloses a meeting prompting method for a curve blind area, which relates to the field of vehicle safety, in order to overcome the defect that an existing convex mirror curve blind areameeting prompting method is prone to being affected by severe weather, driving of a driver is influenced by mirror reflection, and other methods adopting radar or visual detection cannot correctly prompt the curve road condition, especially under the condition that a blind area exists due to barrier shielding. The invention provides a curve blind area meeting prompting method based on vision andV2X. Front road information is detected through a vehicle-mounted visual system, a road test unit receives vehicle information and measures the distance with the vehicle, the vehicle in a curve is screened out, whether meeting occurs or not is judged according to turning information of the curve in front of the vehicle, and when meeting is judged to be about to occur, prompting information is sentout. The method is not influenced by external conditions such as weather, illumination, road conditions, front vehicle shielding and the like, and accurate meeting prompting information can be givenat the curve.

The invention discloses a traction device facilitating stable berthing of a ship. The device comprises a machine shell fixedly installed at one end of a berthing end of the ship, a containing cavity with an upward opening is arranged in the machine shell, an opening cavity penetrating up and down and an opening faces the left is arranged on the left side of a storing cavity, a storing box is arranged in the storing cavity in a left-right sliding manner, pushing devices are arranged on the front side and the rear side of the storing box, turnover cavities which are symmetrical, arranged on thefront wall and the rear wall of the storing cavity in a communicating mode and communicate with the right side of the opening cavity are arranged in the pushing devices. According to the traction device facilitating the stable berthing of the ship, when in berthing, a vibration damper plate is extended in advance and is touched against a shoreside, impact force is reduced through a vibration reduction spring, then a traction rope is thrown on the shoreside and is bound to a fixing pile, the vibration damper plate is taken back while the traction rope is tensioned, the situation that in a berthing process, the ship is pulled to move and continuously approaches the shoreside on one hand, and on the other hand, the damping plate is always kept touching against the shoreside is achieved, and the stability of the berthing and seaman accessing to the ship is greatly increased.

The invention provides a prompting method and device, an automatic driving vehicle and a storage medium and belongs to the field of automatic driving. The method comprises steps that behavior data ofan intelligent agent in the current range is collected; based on acquired behavioral data, abnormal agents in the range are identified, through an output device of an automatic driving vehicle, the prompt information of the abnormal intelligent agent is outputted, so an automatic driving vehicle can know existence of the abnormal intelligent agent, so the abnormal intelligent agent is avoided, other intelligent agents can further know existence of the abnormal intelligent agent, so the abnormal intelligent agent can be avoided, driving operation of the automatic driving vehicle can be understood better, the corresponding operation can be executed according to the driving operation of the automatic driving vehicle, the situation that the operation of other intelligent agents conflicts withthe driving operation of the automatic driving vehicle is avoided as much as possible, the occurrence probability of traffic accidents can be reduced, and safety is improved.

The invention discloses a vehicle-mounted low-temperature infrared detection system. The system comprises a central control unit, an infrared detection unit, an amplification comparison unit and an output display unit, wherein the central control unit converts detected signals into video signals and outputs and displays the video signals, the infrared detection unit comprises an infrared temperature difference thermopile and a thermistor, a temperature signal is obtained through the thermopile, the amplification comparison unit is used for amplifying the detected temperature signal and comparing the amplified temperature signal with a constant-current power supply thermistor, and the output display unit converts the signal into an image and displays the image. The vehicle-mounted infrareddetection system is advantaged in that detection of the vehicle-mounted infrared detection system on a low-temperature object is improved, when external visibility is low, naked eye observation is notfacilitated, when the external environment is detected through infrared, detection on the low-temperature object is enhanced so as to prevent a low-temperature obstacle from influencing driving.

The invention relates to a tire fluorescent sidewall rubber and a preparation method, which is characterized in that a nano fluorescent material is added in the tire sidewall to realize the emission of soft fluorescence of the tire sidewall, a visual sense observation reference can be substantially provided, the usage of high beam can be saved, and the energy can be saved. The tire fluorescent sidewall rubber comprises a rubber compound formula by mass, 100 parts of raw rubber, 45-60 parts of potter clay, 15-25 parts of titanium dioxide, 0.8-1.2 parts of promoter, 1-3 parts of antioxidant, 3-5 parts of zinc oxide, 1-3 parts of stearic acid and 1-2 parts of sulphur. The rubber compound formula also comprises 0.5-3 parts of nano fluorescent material, and the nano fluorescent material is rare earth europium complex(Eu(CH2=C(CH3)COO)3phen).

The invention discloses an improved tunnel concave bridge of a traffic hub system for keeping an intersection simultaneously smooth in sixteen directions. The tunnel concave bridge is applied to an intersection formed by two mutually-crossed two-way vehicle lanes. The tunnel concave bridge comprises a first vehicle lane A and a second vehicle lane B. An arch bridge is built over the first vehiclelane A and crosses over the second vehicle lane B. A concave lane which is sunk downwards is arranged on the part of the second vehicle lane B, which runs through the arch bridge. Bridge opening laneentrance and exit are respectively arranged at approach bridge seat openings at the two sides of the second vehicle lane B below the arch bridge. Auxiliary bridges are respectively arranged at the two sides in the width direction of the arch bridge, which comprise two tangential arc-shaped lanes, namely an inside lane C and an outside lane D. The auxiliary bridges are one-way traffic and are communicated with the entrances and exits of the lanes of the arch bridge and the bridge opening lanes so as to facilitate the vehicles to travel by changing the directions and making left or right turns at random.

The invention discloses an antiskid steering wheel which comprises an outer ring, an inner disc and three connection members. Three sides of the inner disc are fixedly connected with the inner wall ofthe outer ring through the three connection members, an arc-shaped grabbing handle is connected on each of two sides of the outer ring in an embedded, the outer ring is divided by the arc-shaped grabbing handles into two parts, a first arc-shaped sleeve and a second arc-shaped sleeve sleeve the two parts of the outer ring respectively, a heating barrel is arranged inside each arc-shaped grabbinghandle, a heating pipe is mounted inside each heating barrel, and a plurality of sweat absorbing grooves are uniformly formed in the outer wall of each arc-shaped grabbing handle. An air pipe of a fanis communicated with an air outgoing hole in a fixed ring, so that the fan can be turned on to blow air to hands when environment temperature is high, and comfort of an operator is improved; the heating pipe arranged inside the heating barrel can heat the hands of the operator when temperature is low, so that impact on driving caused by the fact that the hands are numb with cold is avoided; antiskid protrusions arranged on the arc-shaped holding handle can effectively increase friction force between the hands and the steering wheel.

The invention provides a gas flow guiding device, and relates to the technical field of car safety. The gas flow guiding device comprises a front guide duct and a rear guide duct, an air inlet baffle is located at the front end of the front guide duct, the cross section of the front guide duct is of a front-big and rear-small structure, a first motor is arranged on the side face of the front guide duct, a shaft of the front guide duct is connected with a rotating shaft of the air inlet baffle through a coupling, a second motor is arranged on the middle side face of the front guide duct, an output shaft of the front guide duct is fixed to one end of a first connecting rod, the other end of the first connecting rod is hinged to one end of a second connecting rod, the other end of the second connecting rod is hinged to the front end of the rear guide duct, the front guide duct and the rear guide duct are hinged through a pin roll, and the cross section of the front end of the rear guide duct is the same as the cross section of the tail end of the front guide duct. A seam allowance is formed in the position of a juncture of the tail end of the front guide duct and the front end of the rear guide duct. The gas flow guiding device is used for car wading skid resistance.

The invention relates to a safe road cone with a windproof function for road traffic, which comprises a main body, a windproof mechanism and a plurality of prompting mechanisms, wherein the windproofmechanism comprises a fixing box, a rotating shaft, a weight block, a transmission assembly, two first bearings, two torsion springs and two connecting assemblies; the prompting mechanism comprises aconnecting box, a rotating plate, a signal lamp and two rotating assemblies. The safe road cone with the windproof function for road traffic is provided with the windproof mechanism, the center of theroad cone is lowered, the phenomenon that wind blows down the road cone and the road cone flies to the road to affect driving of other vehicles can be prevented, the stability of road cone preventionis improved accordingly, through the prompting mechanism, the signal lamp flickering function is achieved, pedestrians and vehicles passing by are conveniently reminded, and therefore the safety andthe reliability of equipment are improved.