1084 results about "Car passenger" patented technology

A combined floor assembly and energy storage device for an electrically driven passenger car includes a floor assembly on the lower face of which an energy storage device of an electric drive of the passenger car is arranged. A holding element, by which a rear end region of the energy storage device is held on the lower face of the floor assembly, and a rear cross-member, which is arranged on the lower face of the floor assembly and behind the energy storage device in the vehicle longitudinal direction are provided. In order to provide a combined floor assembly and energy storage device which offers especially rigid support for the rear cross-member even in a vehicle with a purely electric drive and in which, additionally, the energy storage device is fixed to the rear end on the lower face of the floor assembly in a particularly stable manner, the energy storage device is secured to the rear cross-member by way of the holding element.

A roof for a motor vehicle, in particular for a passenger car, having a roof skin which is disposed above a roof substructure and having a sensor system which has at least one sensor module having at least one environment sensor for detecting a vehicle environment. The roof has a cooling device for the sensor module, said cooling device having a compressed-air device by which compressed air is applied to the sensor module.

The invention relates to the technical field of intelligent traffic and carbon treatment, in particular to a passenger car carbon emission monitoring and regulation system and method based on multi-source spatio-temporal data. According to the method, the multi-source spatio-temporal data is preprocessed and uniformly mapped, so that the problem of data scattering and irregularity is solved. And a vehicle-space unit-time period three-dimensional carbon emission calculation model is constructed, and accurate calculation of carbon emission of single-vehicle single-trip and high-carbon emission hot spot positioning are realized. And finishing differentiated division of the user groups by adopting a clustering algorithm. A dynamic early warning threshold value is generated based on an early warning threshold value prediction model, a regional carbon emission target and historical data, and false alarm and missing alarm are reduced. An early warning type-policy tool-adaptive object mapping rule base is established, the regulation and control strategy is generated in combination with early warning signals and real-time data, and automatic and accurate generation from problem recognition to the regulation and control strategy is achieved. Policy execution effect data is utilized to optimize model parameters, early warning threshold values and mapping rules, monitoring, early warning, regulation and control are formed, closed-loop management is optimized, and precise regulation and control are achieved.

The invention relates to the technical field of rail transit monitoring, and discloses a multi-sensor fusion rail transit electric passenger car bogie dynamic performance monitoring method. The method comprises the steps that multi-source heterogeneous sensing data such as bogie vibration acceleration time sequence signals, wheel-rail contact force distribution data, bearing temperature gradient data and structural strain field data are collected; analyzing the vibration signal to extract a frequency band energy feature vector, performing spatial gridding mapping on the contact force data to generate a distribution matrix, and performing time-space alignment fusion on the two to form a primary fusion feature set; positioning a bearing temperature anomaly region through a deep convolutional network, and generating a secondary fusion feature set in combination with a structural strain concentration coefficient; and inputting the two-stage feature set into a dynamic performance evaluation model, outputting a performance degradation index set of scores of axle box bearing wear degree, framework fatigue cumulant, wheel set tread damage and the like, generating a maintenance priority sequence and triggering a preventive maintenance instruction according to the performance degradation index set, and realizing accurate monitoring and efficient operation and maintenance management and control of the dynamic performance of the bogie.

A method and system for reducing the chromatic aberration in an image, more particularly using a data processing apparatus or system for reducing the chromatic aberration in an image of an environment that has been captured by an image capturing sensor and which is supposed to be displayed to a user. In particular, this method can be used on an image that has been captured by a wide-angle camera with the aim of displaying it to the driver of a vehicle (passenger car, transport truck, motorcycle, etc.) in order for instance to replace the internal and external mirrors of the vehicle.

The invention relates to the technical field of passenger car evaluation, in particular to an electric passenger car motion sickness comfort evaluation method and system. The method comprises the following steps: the same fixed driver continuously drives the tested electric passenger car to a target number of turns according to a preset cycle condition; respectively fixing the motion sickness simulation robots on a co-driver seat and a rear row right seat of the tested vehicle; for the same driver, the same tested vehicle and the same cycle condition, the test steps are repeated for multiple times, and the arithmetic mean value of data collected for multiple times is taken as a multi-dimensional physical stimulation vector; and inputting the multi-dimensional physical stimulation vector into a motion sickness prediction model which is pre-calibrated and subjected to cross validation, outputting predicted motion sickness scores of a co-driver position and a rear row right side position, and if the predicted motion sickness scores are higher than a preset comfort threshold score, judging that the motion sickness comfort of the detected electric passenger vehicle at the position is unqualified, otherwise, judging that the motion sickness comfort of the detected electric passenger vehicle is not qualified. And reversely positioning the key physical stimulation component causing the over-threshold. According to the technical scheme, the motion sickness comfort of the electric passenger car can be accurately evaluated and traced.

The invention discloses a vehicle-mounted track inspection system detection method, and relates to the technical field of tracks, an inspection starting point is set in a to-be-inspected line, a complete track image of the to-be-inspected line is pre-collected, a plurality of fastener images are generated through cutting with a fastener as the minimum unit, and track historical data are obtained; the track historical data are deployed on a cloud service side and a local inspection side at the same time; a vehicle-mounted track inspection system collects track real-time images, then the track real-time images are matched with an inspection starting point and cut into a plurality of fastener real-time images, region division is conducted on each fastener real-time image, track historical data of a local inspection side are called to conduct pixel grading comparison on different regions, and abnormal region images are screened; and incremental data is generated and transmitted to the cloud service side, track historical data is called to carry out refined detection on the abnormal region image, and a disease detection result is output. According to the invention, the problems of insufficient local detection performance, data accumulation and detection delay under high-speed operation of the electric passenger car are solved, and real-time track disease inspection is realized.

The invention belongs to the technical field of expressway passenger and truck lanes, and particularly relates to an expressway passenger and truck lane dynamic allocation optimization method which comprises the following specific steps: S1, data acquisition and preprocessing: integrating ETC and radar multi-source data, cleaning and fusing original data, and accurately distinguishing small passenger cars and trucks by using an advanced vehicle type recognition technology, so as to obtain a new vehicle type recognition technology; a reliable data basis is provided for subsequent analysis; s2, traffic state perception and prediction: calculating key traffic parameters of traffic flow, speed and density based on the preprocessed data; and a scientific prediction model is called. According to the method, the future short-time passenger and freight predicted flow provided by traffic state perception and prediction is received, and the lane allocation decision is made based on the dynamic data, so that the number of the passenger car special lanes can be increased in time when the flow of the passenger cars is sharply increased in the morning peak, the delay of the passenger cars on the passenger and freight mixed lanes is reduced, and the overall traffic efficiency is effectively improved.

A vehicle door for a motor vehicle includes a handle element which is arranged on the outer side of the door above a beltline of the vehicle door, wherein an operating element is integrated into the handle element, by which operating element a lock, by which the vehicle door, which can be arranged on a body of the motor vehicle so as to be movable between a closed position and at least one open position, is to be secured in the closed position, is able to be electrically unlocked. The handle element is held on a base body of the vehicle door so as to be movable relative to the base body from a rest position into at least one actuating position. The lock is able to be mechanically unlocked by moving the handle element from the rest position into the actuating position. The movement of the handle element into the actuating position makes accessible an actuating element via which, while bypassing the handle element, a force intended for opening the vehicle door can be applied to the vehicle door.

A vehicle door for a motor vehicle includes a handle element on the outside of the door, wherein the handle element is held on a main body of the vehicle door so that it can move relative to the main body from a rest position into at least one actuating position, and wherein a lock, by which the vehicle door, which can be arranged on a structure of the motor vehicle so as to be movable between a closed position and at least one open position, can be secured in the closed position, can be unlocked by moving the handle element from the rest position into the actuating position. On the main body, a first guide device is provided. On the handle element, a second guide device is provided which interacts with the first guide device, as a result of which the handle element can be moved relative to the main body from the rest position into the actuating position, guided along a movement path which is predetermined by the interacting guide devices.

The invention relates to the technical field of new energy vehicles, in particular to a new energy passenger vehicle driving range calculation method which comprises the steps that battery management system data, navigation and road condition information, driver behavior data, environment data and vehicle electric accessory data of a vehicle are collected; a vehicle movement energy consumption model and an accessory energy consumption model are established, the vehicle movement energy consumption model comprises wind resistance energy consumption, rolling resistance energy consumption and acceleration energy consumption, and the total energy consumption of the vehicle is calculated; estimating the state of charge of the battery by adopting a Kalman filtering algorithm in combination with the capacity attenuation model, and adopting corresponding correction methods according to different intervals of the SOC; and calculating the driving range of the new energy passenger vehicle according to the total energy consumption and the SOC estimation result, training the LSTM neural network according to the historical data of the driver behavior, and outputting a personalized endurance estimation value. According to the technical scheme, the actual driving range of the new energy passenger vehicle can be estimated more accurately.

The invention provides a passenger car body fatigue life prediction and early warning method fusing visual and frequency domain data. The method comprises the following steps: synchronously acquiring a car body vibration time domain signal and a road surface image; converting the time domain signal into a power spectral density curve, extracting frequency domain features, and combining image visual features to jointly identify the grade of the road surface; constructing and dynamically calibrating a digital twin simulation model based on the curve; fusing physical, frequency domain, virtual, visual and knowledge data, and predicting the residual fatigue life through a neural network; on the basis of the power spectral density curve, calculating equivalent fatigue stress through a Miller criterion to carry out fatigue evaluation, and calculating maximum quasi-static stress according to a criterion 3 to carry out static strength evaluation; and dynamically triggering and managing monitoring, early warning and emergency three-level closed-loop early warning according to the road grade, the fatigue damage value and the stress intensity ratio. Accurate sensing of working conditions, fatigue-strength collaborative evaluation and multi-stage dynamic early warning are realized, and the accuracy and practicability of passenger car body safety monitoring are improved.

The invention relates to the technical field of new energy automobile part machining, and particularly discloses a surface polishing device for new energy passenger car aluminum forging control arm production, the surface polishing device comprises a machine box, and fixing frames are fixedly arranged on the two sides of the machine box. The clamp control units on the two sides work alternately, when the clamp on one side completes taking-out and cleaning of a polished workpiece, the clamp on the other side can synchronously complete clamping and feeding of a new workpiece, the waiting time of workpiece feeding and discharging is effectively shortened, the problem that the machining process is interrupted in traditional single-station polishing operation is solved, the overall production efficiency is remarkably improved, and the production cost is reduced. The method is more suitable for the rhythm of batch production of parts of the new energy passenger car; through a secondary cleaning structure composed of a movable cleaning nozzle and a flexible adsorption head, the polished control arm is subjected to all-directional washing to remove magnetorheological fluid remaining on the surface, then micron-sized abrasive particles and chippings are removed through negative pressure adsorption, and the problems that impurities are prone to remaining on the surface of a workpiece after traditional polishing, and the follow-up assembly precision and the use performance are affected are solved.

1. The name of the design product: bus instrument desk. 2. The use of the design product: the driving platform for fixing the instruments, indicator lights and electric control switches in the driver's cabin. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

The utility model discloses a cutting waste temporary storage box which comprises a rectangular bottom frame and a rectangular top frame, a bottom plate is fixed at the upper end of the bottom frame, a first stand column is fixed at each of four corners of the bottom frame, and the top frame is fixed at the upper ends of the four first stand columns. Second baffles are fixed to the two opposite side edges of the bottom frame, and first baffles are fixed to the other two opposite side edges of the bottom frame. And a ceiling is fixed above the top frame. The special temporary storage box is designed for cutting waste of a passenger car processing workshop, collection and transfer of the cutting waste are facilitated, the situation that the cutting waste is directly stacked on the ground, consequently, the cleanliness of the working environment is affected is avoided, meanwhile, the situation that the waste stumbles or scratches workers is avoided, and safety of the workers is guaranteed.

The passenger car pneumatic motor system comprises an air compressor, an air storage tank and an air using module, the air compressor is connected with the air storage tank and the air using module through a distribution valve set and supplies air to the air storage tank and the air using module, a distribution valve is connected with a plurality of pneumatic motors, and the pneumatic motors are used for driving a vehicle-mounted execution module to work. A power source used for driving the executing mechanism to operate is replaced by the pneumatic motor from a common electric motor, the vehicle-mounted air supply unit is used for supplying air to the pneumatic motor, on one hand, compared with the electric motor, the pneumatic motor can achieve system control through a simple flow control valve, a complex electronic control system does not need to be arranged, and the cost is reduced. The structure is simpler, the subsequent maintenance cost is lower, the purchase cost is also reduced compared with that of an electric motor, the cost for operating the execution unit can be effectively reduced, and the requirement for light weight of the vehicle is better met; and on the other hand, the multiple executing mechanisms can share one gas supply unit, the utilization rate of the gas supply unit is increased, and the applicability is high.

The utility model belongs to the technical field of automobile equipment, and particularly relates to a staggered passenger double seat for a passenger car, which comprises two seats arranged in a staggered manner, and the inner side seat protrudes forwards. Three sets of bottom cross beams and a set of side hangers are fixed to the bottom of the seat located on the inner side through first connecting assemblies, three sets of bottom cross beams and a set of seat legs are fixed to the bottom of the seat located on the outer side through first connecting assemblies, and the bottom cross beams are further fixed to the bottoms of the seats through second connecting assemblies. The two seats are arranged in a staggered mode, and the inner side seat protrudes forwards, so that the utilization rate of passenger space in a compartment is increased, and the problem that passengers on the inner side seat of the two seats are difficult to get in and out is solved.

1. The name of the design product: side column of front fender of passenger car (KSY02). 2. The use of the design product: decorative part for passenger car. 3. The design points of the design product: shape. 4. The picture or photo that best shows the design points: perspective view.

The application discloses a four-wheel steering passenger car trajectory tracking control method based on dynamic game, and the method comprises the following steps: determining an output adjustment model based on a feedforward compensation mechanism, and compensating disturbance error of a coordinated control model based on the output adjustment model; constructing a non-zero-sum dynamic game controller based on three-system game players and the coordinated control model after compensation; deriving Nash equilibrium based on the non-zero-sum dynamic game controller; learning Nash equilibrium by using measured data to drive the controller, and solving corresponding feedback control gain; solving feedforward control gain, and integrating feedback- feedforward compound control strategy based on the feedback control gain and the feedforward control gain; the application establishes a feedforward compensation mechanism based on an output adjustment theory in view of the problem that road curvature disturbance influences trajectory tracking, constructs a non-zero-sum dynamic game framework in view of the problem that trajectory tracking and stability are difficult to balance due to system coupling conflicts, and realizes collaborative control of vehicle trajectory tracking precision and driving stability.

This application discloses a water-based sand texture paint and its preparation method, belonging to the field of water-based paint technology. The water-based sand texture paint of this application, based on 100% of the total mass of the water-based sand texture paint, includes: 1-1.5% mixed corrosion inhibitor, 1.5-3.5% film-forming aid, 10-15% water-soluble acrylic resin, 15-20% hydroxyl acrylic dispersion, 10-15% polyurethane dispersion, 10-15% precipitated barium sulfate, 10-15% glass micro powder, 0.2-0.5% coupling agent, 0.2-0.3% wetting agent, 0.3-0.5% dispersant, 0.1-0.3% defoamer, 5-10% color paste, 0.2-0.5% bentonite, 0.3-2.5% thickener, 5-7% sand texture powder, 8-10% expanded graphite, 0.5-1.5% activation period extender, and 15-20% water. The water-based sand texture paint prepared using the formula and preparation method of this application has a low odor during the coating process, is non-flammable and non-explosive, and has low toxicity, making it more suitable for widespread use, especially for use in the luggage compartment of passenger cars, with a wide range of applications.

The utility model relates to the field of passenger car water tank, disclose a kind of passenger car water tank water filling port structure convenient to detect, including the water tank top fixedly connected with water filling port, the water tank inner wall is equipped with limit slot one, the limit slot one inner wall is slidably connected with limit block two, the limit block two outer wall is fixedly connected with float plate, the float plate outer wall is equipped with water hole, the float plate top is fixedly connected with float ball, the float ball top is fixedly connected with threaded rod, the threaded rod outer wall is equipped with limit slot two, the water filling port top is provided with water tank cover. In the utility model, the sealing ball is floated by float plate under the action of buoyancy, when water level reaches preset upper limit, sealing ball automatically blocks water flow, prevents water from being injected too much, without artificial judgment liquid level, it is convenient to detect, avoid the leakage problem caused by artificial factors such as cover not tightly, rubber ring misplacement, improve the reliability and durability of sealing.

The utility model discloses an intelligent sunshade awning for a passenger car, which belongs to the technical field of awning for vehicles and comprises a support plate and a dimming film, the dimming film is arranged on the sunny surface of the support plate, and transparent powder particles are arranged on one surface, close to the support plate, of the dimming film. The powder particles support the light adjusting film so that the small gap between the light adjusting film and the supporting plate is larger than or equal to the set distance. The utility model further discloses a car roof, the car roof comprises the awning glass and the sunshade awning, the sunshade awning comprises the intelligent sunshade awning for the passenger car, and the intelligent sunshade awning for the passenger car is arranged on the shady side of the awning glass. The transparent powder particles are arranged on the face, close to the supporting plate, of the light adjusting film, the light adjusting film is supported through the powder particles, the small gap between the light adjusting film and the supporting plate is raised, and therefore necessary conditions of natural light reflection interference are destroyed, rainbow lines are eliminated, the visual experience of passengers is improved, and the use experience of the passengers is improved.

The invention relates to a system for a passenger car designed to detect when the driver leans forward over the center console toward the passenger side to operate a passenger display. Suitable sensors detect this forward leaning. Based on this detection, a seatbelt retractor can be activated to assist the driver by limiting the seatbelt's extension or tensioning function, thus helping them concentrate on driving and preventing any attempted operation of the passenger display.

The invention provides a passenger car getting-on pedal structure, and relates to the technical field of automobile pedal related structures, the passenger car getting-on pedal structure comprises a car door mechanism and a pedal mechanism, and the first end of the car door mechanism is used for rotational connection of a car body; the first end of the pedal mechanism is rotationally connected with the vehicle door mechanism and the vehicle body, and the second end of the pedal mechanism is rotationally connected with the vehicle body. The second end of the vehicle door mechanism is detachably connected with the vehicle body, and the vehicle door mechanism is used for driving the pedal mechanism to move relative to the vehicle body when the second end is separated, so that the body part of the pedal mechanism extends out of the vehicle body. The technical problems that in the prior art, the vehicle body side modeling can not be hidden and optimized in the door closing state, and the high failure rate caused by the complex structure of an electric pedal can also be avoided are solved.

A frame for a miniature electric four-wheeler belongs to the technical field of electric four-wheelers and is a frame type four-wheeler frame which is simple in structure, high in strength and low in cost by improving and optimizing a front frame of a frame for a totally-enclosed electric three-wheeled passenger car, and the front frame is mainly composed of rectangular steel and square tubes. Wherein a bottom platform at the front part of the frame is connected with a front cross beam of the bottom frame, and meanwhile, a left tubular beam and a right tubular beam at the front part of the frame are connected with the front parts of the two side door frames, so that a mutual reinforcing effect is achieved and the strength of the frames is also improved. The vehicle frame structure is simple in structure, convenient to transform and high in overall structural strength and rigidity, the research and development and manufacturing cost is reduced, the structural strength is improved while the welding internal stress is reduced, reinforcing plates do not need to be used for reinforcing, the technological process is simplified, and the vehicle frame welding process is greatly simplified through multi-wheel CAE professional simulation analysis and optimization design. The rigidity and the strength of the frame are far higher than those of same-grade products.

The invention discloses a passenger car fatigue driving alarm device based on the Internet of Vehicles, and belongs to the technical field of automobile safety, and the passenger car fatigue driving alarm device based on the Internet of Vehicles comprises a mounting base and a fixed base, a rotating table is arranged at the upper end of the fixed base, and a mounting frame is rotationally arranged at the upper end of the rotating table; pressure can be continuously detected in the driving process through the structure of the pressure sensor, if a driver is in fatigue driving and the head is separated from the device, alarm reminding is carried out, and through the structure of the buzzer and the vibration piece, when the image recognition device recognizes that the driver is in fatigue, sound alarm reminding is carried out, and meanwhile the driver is prevented from being damaged. And through the arrangement of the structure of the electric heating piece, after the driver drives for a period of time, the electric heating piece can emit heat to remind the driver to find a place to have a rest in time, so that long-time fatigue driving is avoided.

1. The name of the design product: headlamp. 2. The use of the design product: installed on a passenger car, used for observing the road conditions in front. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: perspective view.

Brake caliper (1) for a hydraulic disc brake, designed to enable the production of both radially and axially mounted hydraulic disc brakes for passenger cars, commercial vehicles and armored vehicles using a general forming pattern and general machining equipment, comprising the following: - an inner brake caliper half (1.1) configured to allow both radial and axial connection by machining hydraulic brake discs (1) with a radial connection; - Connection points ( 1.1.1) having an elliptical shape, which enables the machining of the inner brake caliper half (1.1) for both a radial and an axial connection from the same forming part; - rear extensions of connecting elements (1.1.6) that extend from the connecting elements (1.1.1) and structurally connect the inner brake caliper half (1.1) to the piston housings (1.1.2) and the connecting bolt extensions (1.1.3) through the forming surfaces.