36 results about "Automotive control systems" patented technology

This utility model relates to the field of automotive vacuum pump technology and discloses an automotive vacuum pump with monitoring function. It includes an electronic vacuum pump, an inlet pipe disposed on one side wall of the middle portion of the electronic vacuum pump, a pressure sensor disposed on the side wall of the inlet pipe, a first air flow sensor disposed at the end of the inlet pipe away from the electronic vacuum pump, and an outlet pipe disposed in the middle of the side wall of the electronic vacuum pump opposite the inlet pipe, with a second air flow sensor disposed at the end of the outlet pipe away from the electronic vacuum pump. By placing a pressure sensor and a first air flow sensor on the inlet pipe of the electronic vacuum pump, and a second air flow sensor on its outlet pipe, the automotive control system can monitor the operating status, airtightness, and other parameters of the electronic vacuum pump to determine whether the electronic vacuum pump requires maintenance.

The invention discloses a forcibly-opened electric door lock with two-stage transmission. The forcibly-opened electric door lock comprises a shell; the electric secondary transmission assembly is arranged on the shell and used for sending unlocking and locking signals to an automobile control system; the pawl and ratchet wheel assembly is arranged on the shell, when the pawl and ratchet wheel assembly is separated, the door lock is in an unlocking state, and when the pawl and ratchet wheel assembly is meshed, the door lock is in a locking state; the forcible opening assembly is arranged on the shell, the part of the forcible opening assembly is connected with the electric secondary transmission assembly, and when the electric secondary transmission assembly sends an unlocking signal to an automobile control system, the forcible opening assembly is pulled, the pawl and ratchet wheel assembly is linked to act, and a door lock is opened; the outward-opening linkage assembly is arranged on the shell, is arranged on one side of the electric secondary transmission assembly and is used for being in linkage with the pawl and ratchet wheel assembly to act so as to open the door lock; therefore, the technical problems of function failure and potential safety hazards caused by relatively complex structure and unsmooth transmission are solved.

The invention discloses an intelligent network control automobile control system for preventing collision of road safety vulnerable groups, relates to the technical field, and is used for solving the problems that the emergency braking response is delayed or misjudged in actual operation and the road safety guarantee capability is reduced. A vibration feature vector is generated in combination with vehicle operation state parameters, and weighted fusion analysis is performed by adopting a living body displacement model based on a support vector machine and combining vibration spectrum features and vehicle dynamic parameters. According to matching of the vibration feature vector and a preset model, potential organism displacement behaviors are judged, the working state of a vehicle braking system is controlled, and follow-up operation is optimized in combination with the vehicle running state. According to the system, the recognition capability and classification accuracy of weak vibration signals are enhanced, the misjudgment rate and the missed judgment rate are reduced, and the timeliness and accuracy of collision early warning are improved.

According to the ionic wind cleaning system of the pilotless automobile perception sensor, an exhaust connector of an air pump is communicated with an air inlet connector of an air storage tank, a water inlet connector of an electromagnetic drain valve is communicated with a drain connector of the air storage tank, a liquid level sensor and a pressure sensor are installed on the air storage tank, and an air outlet connector of the air storage tank is communicated with an air inlet connector of an electromagnetic exhaust valve. An ion generator is arranged in the electromagnetic exhaust valve, ions generated by the ion generator and compressed air form ion wind together, and the air outlet connector is communicated with the nozzle; when the pressure sensor senses that the air pressure in the air storage tank reaches a set standard value, the pressure sensor feeds back a signal to the automobile control system, and the automobile control system stops the air pump immediately; when an automobile control system receives a feedback signal indicating that one or more sensing sensors are polluted, the corresponding electromagnetic exhaust valves are opened immediately, ion generators in the electromagnetic exhaust valves are started synchronously to generate ions, and ion wind cleans the sensing sensors through nozzles.

The application discloses a damper mechanism for an automobile air conditioner box, which comprises a first partition plate arranged in the air conditioner box, a second partition plate arranged in the air conditioner box and spaced below the first partition plate, a baffle slidably arranged between the first partition plate and the second partition plate, two first driving devices electrically connected with an automobile control system for driving the baffle to move, a dehumidifying device arranged in the air conditioner box, and a conduction device arranged in the air conditioner box for connecting a circuit of the dehumidifying device; when there is airflow in the air conditioner box, the dehumidifying device does not work; and when there is no airflow in the air conditioner box, the dehumidifying device works. In the application, the baffle is horizontally moved in the air conditioner box by a first electromagnet, is not prone to be jammed, and has a simple structure; meanwhile, when a blower in the air conditioner box does not work, air in the air conditioner box is made to flow, so that the air conditioner box is kept dry and bacteria breeding is reduced.

An electric vehicle (200). The electric vehicle (200) comprises: an electric vehicle control system (100), wherein the electric vehicle control system (100) comprises: a charging module (120), a driving electric motor (130), and a control module (140). The charging module (120) is connected to each of a plurality of battery packs of the electric vehicle (200); the driving electric motor (130) is connected to the plurality of battery packs; the control module (140) is connected to the plurality of battery packs, the driving electric motor (130) and the charging module (120), and is configured to control, when some of the plurality of battery packs fail, the faulty battery packs to be isolated, and control the charging module (120) and / or the driving electric motor (130) to charge the battery packs that are not faulty.

The utility model relates to the technical field of automobile anti-theft, in particular to an automobile anti-theft control unit. The VIN reading module is connected with a secret key identification and authentication unit through a CAN bus, the secret key identification and authentication unit is also connected to a central control unit through a CAN bus, the central control unit is integrated in an automobile control system, a rolling code encryption unit is arranged at the serial connection position of the central control unit and the secret key identification and authentication unit, and the rolling code encryption unit is connected with the central control unit through a CAN bus. Multiple communication encryption protection between the key and the vehicle is realized, the central control unit is connected with a power supply module, the power supply module provides power for the central control unit through a power adapter, and the central control unit is connected with the sensor unit through a CAN bus. According to the utility model, the uniqueness and safety of the communication between the automobile key and the automobile can be ensured, the risks of trailing and stealing of the automobile are reduced, and the overall safety and anti-theft coefficient of the automobile are improved.

The invention discloses an automobile wire harness performance parameter comprehensive test method and system, and relates to the technical field of automobile wire harness tests.The method comprises the steps that multiple types of sensor sets are arranged on an automobile wire harness trunk, characteristic data of an automobile wire harness are monitored in real time, and multi-dimensional preprocessing is carried out to obtain an electromagnetic disturbance data set and a thermal insulation recovery data set; a magnetic excitation coupling driving index cjx is calculated through the electromagnetic disturbance data set, and wire harness structure response evaluation is carried out on the magnetic excitation coupling driving index cjx, the first critical response difference threshold A and the second critical response difference threshold B, so that dielectric structure degradation behaviors caused by magnetic excitation stress disturbance are evaluated; when the magnetic excitation stress disturbance exists, calculating a response balance disturbance index xph; fusing the two to construct a comprehensive evolution stress index xyh, and performing wire harness self-adjustment evaluation with a recovery trend residual threshold C; finally, an automobile control system executes corresponding early warning instructions or intervention measures according to different evaluation results, and intelligent monitoring and safety guarantee of the state of the wire harness are achieved.

The invention relates to the technical field of vehicle-mounted control, and discloses an automobile control method and system.The automobile control system comprises a plurality of main control modules and at least one node controller, the main control modules are divided according to different physical areas of a whole automobile, and one or more node controllers are arranged in each physical area; the main control module is in communication connection with the node controllers in the corresponding physical areas through a network, the main control module comprises a plurality of MCU cores, the plurality of MCU cores correspond to different whole vehicle processing requirements, and at least one node controller is divided according to whole vehicle functions. Each node controller is connected with the executor corresponding to the whole vehicle function through a hard wire, the node controllers are arranged near the executor corresponding to the whole vehicle function, and each node controller is integrated with an executor driving unit and a signal acquisition unit. The beneficial effect is that the wire harness cost of the whole vehicle is reduced.

The application discloses a vehicle slope estimation method and system based on machine learning and dynamics, aiming at solving the problems of insufficient estimation accuracy, poor robustness and high sensor cost in the prior art. Necessary data information is acquired from a vehicle-mounted network bus and sensors, the data is preprocessed and divided into a training set and a verification set, the training set is used for training a feedforward neural network, an extended state observer based on vehicle longitudinal dynamics is constructed, and a variable weighting coefficient is used for solving. The application uses machine learning and vehicle dynamics to estimate the slope, has the advantages of high precision and strong robustness, and provides a reliable slope signal input for an automobile control system.

The invention relates to the technical field of electrical connection, and discloses a wire harness connector and an automobile control system and an application process thereof.The wire harness connector comprises a first connector, a second connector is arranged on the outer wall of the first connector, a clamping groove is formed in the first connector, and a first clamping block is fixedly connected to the upper surface of the second connector; the outer wall of the first clamping block is arranged in the clamping groove, the outer wall of the second connector is fixedly connected with a limiting assembly, the outer wall of the first connector is fixedly connected with a fixing assembly, the outer wall of the limiting assembly is arranged on the inner wall of the fixing assembly, and anti-skid assemblies are arranged in the first connector and the second connector. The first connector and the second connector are preliminarily connected through the first clamping block and the clamping groove and then are further fixed through the limiting assembly and the fixing assembly, so that the connectors can be effectively prevented from being separated under the conditions of vibration, external force pulling and the like, and the stability of the wire harness connector in the using process is guaranteed.

The utility model discloses a hand-leaving detection device for a steering wheel, and the device comprises a laser sensing module which is disposed in a cover cap of the steering wheel, and the laser sensing module generates a plurality of light beams which are disposed at intervals in the circumferential direction and irradiate the inner side surface of a rim of the steering wheel; on one hand, the control processor is connected with the laser sensing module and used for collecting sensing signals of the laser sensing module and processing the collected sensing signals to generate hand-leaving detection signals, and on the other hand, the control processor is connected with an automobile control system and used for sending the generated hand-leaving detection signals to the automobile control system. Whether a driver holds the steering wheel or not can be accurately detected through an optical means, and the detection precision is improved. Compared with a traditional sensor, the sensor provided by the utility model is lower in cost and easy to popularize. The system can be easily integrated with an existing automobile control system and is convenient to implement.

The utility model relates to the technical field of vehicle seat equipment, in particular to a seat position sensor, which comprises a shell, the shell is slidably mounted on a rail at a seat, a magnet is arranged on the shell, a Hall chip is arranged in the middle of the bottom end of the magnet, and the magnet is of an annular structure. The Hall chip sends out a low-level signal at the initial position; the Hall sensor further comprises an iron sheet which is a certain distance away from the shell, the iron sheet is located on the moving stroke of the shell, and the iron sheet is used for enabling a low-level signal sent by the Hall chip to overturn when sensing the Hall chip in the shell to form a high-level signal. The controller is in signal connection with the Hall chip and an air bag of the vehicle, and the control system controls the popping force of the air bag according to the monitoring time of the high-level signal sent by the Hall chip and the vehicle speed; the induction process is rapid, and the technical problems that in the prior art, the sensitivity degree of a reed is low, and the air bag blasting adjustment precision of an automobile control system is affected are effectively solved.

The linkage structure comprises guide rails which are symmetrically installed on the two sides of a car roof frame, and a front mechanical arm for installing front glass and a rear mechanical arm for installing rear glass are sequentially arranged on the guide rails. A front sliding block is arranged between the front mechanical arm and the guide rail, and a rear sliding block is arranged between the rear mechanical arm and the guide rail. The front mechanical arm is driven by a driving part controlled by an automobile control system to slide backwards along the guide rail, and then the rear mechanical arm is driven to slide backwards together. And a first buckling structure is arranged between the front sliding block and the rear sliding block, and when the front sliding block moves backwards along with the front mechanical arm, the first buckling structure is buckled, so that the front mechanical arm pushes the second driving arm to move backwards together.

The present application relates to the technical field of automobile control, and particularly relates to an automobile control system and method, which first collects millimeter wave radar data, uses a radio frequency enhancement component to improve lateral spatial resolution, and generates a two-dimensional obstacle heat map; secondly, according to the vehicle-obstacle distance, an emergency level is divided, a time domain analysis window is dynamically intercepted, and a mapping library is established in combination with the obstacle material, historical failure records and speed peak value; subsequently, rain signal attenuation compensation is fused, and a collision risk index is output; further, according to the risk index and the speed peak value, a steering mechanism damping response function is reconstructed, and a collision avoidance path correction is performed; finally, steering motor vibration characteristics are extracted in real time to back-propagate torque distribution, and the damping function is closed-loop corrected. Through high-precision perception, dynamic risk assessment and full-closed-loop feedback control, the method effectively overcomes environmental interference, and realizes precise, smooth and high-robust intelligent obstacle avoidance in complex scenarios.

Disclosed are a methanol-gasoline mixing energizing device, a methanol-fueled automobile control system, and an automobile. The methanol-gasoline mixing energizing device is mounted in front of a fuel rail, includes a mixing cavity and a microwave heating device, and is used for pre-mixing methanol and gasoline, and the mixed methanol and gasoline fuel flows into the fuel rail and is injected out by a fuel injector.

The present invention discloses an automotive illuminated emblem assembly, comprising an emblem cover, an emblem body, a backlight module, a wiring harness, and an airbag cover. The airbag cover has a logo mounting groove formed on its surface. The backlight module is positioned within the logo mounting groove of the airbag cover. The emblem body is positioned within the logo mounting groove of the airbag cover and located on the surface of the backlight module. The emblem cover is pressed into the logo mounting groove of the airbag cover, pressing the emblem body and the backlight module together. One end of the wiring harness is connected to the backlight module, and the other end passes through the logo mounting groove of the airbag cover and is connected to the vehicle control system. The present invention utilizes the emblem cover to press the emblem body and backlight module into the logo mounting groove formed on the airbag cover, preventing the illuminated emblem assembly from detaching or rupturing when the airbag is deployed.

The present invention makes it easy to realize a structure in which the types of electrical apparatuses connected to a wiring board are identified on the wiring board side, without the need for installing an ECU that notifies information for identifying the types of electrical apparatuses. An automotive control system (100) comprises a wiring board (1), a connector (6) that connects an electrical apparatus (90) to the wiring board (1), and a detection circuit (3) that is provided to the wiring board (1). The connector (6) has a first resistor part (7). The detection circuit (3) is electrically connected to the first resistor part (7) while the connector (6) is connected to the wiring board (1) and outputs a resistance value signal that corresponds to the resistance value of the first resistor part (7).

The invention relates to the technical field of automobile fault detection, and discloses an alarm emergency maintenance system for detecting collapse of an automobile rear suspension. The acquisition module is used for acquiring the vertical distance from the lowest point of the tail of the automobile to the ground, the vertical distance from left and right wheel brows to the center of an axle, the height difference of the vertical distance from the left and right wheel brows to the center of the axle and the body pitch angle; the judgment module is used for preliminarily judging whether the rear suspension collapses or not; the alarm module is used for judging the collapse type, further judging the collapse level and giving a collapse alarm according to the collapse type and the collapse level; and the maintenance module is used for storing the recorded information to an automobile control system, sending the recorded information to a remote maintenance platform through the wireless communication module, and controlling the automobile to enter a speed limiting mode when a collapse alarm is given. Through cooperative work of multiple modules, powerful support is provided for safe and efficient operation and comfortable driving of the automobile.

The utility model relates to the technical field of automobile control systems, and particularly discloses an automobile control system with a dynamic detection function, which comprises a whole automobile controller, the whole automobile controller is connected with an automobile dynamic detection module and a motor controller, the motor controller is connected with a headlamp adjusting mechanism, and the headlamp adjusting mechanism is connected with a headlamp control module. The automobile dynamic detection module comprises a tilt angle sensor and a steering wheel angle sensor, the tilt angle sensor detects the front and back tilt angles of an automobile in real time and provides information for a vehicle control unit to judge the driving state of the automobile, and the steering wheel angle sensor detects the rotation angle and the rotation speed of a steering wheel; and information is provided for the vehicle controller to judge the driving direction of the vehicle. The automobile dynamic detection module and the headlamp adjusting mechanism are arranged, lamplight can be dynamically and automatically adjusted along with an automobile, the intelligent degree is high, potential safety hazards caused by poor illumination are reduced, and the driving safety and stability can be enhanced.

The invention belongs to the technical field of electric vehicles, and particularly relates to an electric vehicle control system which comprises a driving unit, a sensor assembly, a control assembly, a control unit and a data acquisition device, the control assembly comprises a power supply switching controller, a level road controller, an uphill operation controller, a downhill operation controller, a stop controller, a data acquisition controller, a data display zero clearing controller and a brake controller; the driving unit comprises an electric quantity recycling assembly, a battery assembly and a driving motor assembly; the control unit comprises a power supply switching control module, a level road operation module, an uphill operation module, a downhill operation module, a stop module, a data acquisition module, a data display zero clearing module and a brake module which are matched with the control assembly; the control unit further comprises a sensor module and a data processing center. The corresponding operation mode can be switched according to the driving state of the vehicle, reasonable distribution of electric energy is achieved, and resources are better utilized.

The utility model discloses an in-vehicle reading lamp control system and an automobile, the control system comprises a reading lamp, a detection module and a control module, the detection module and the reading lamp are respectively connected with the control module; the reading lamp is provided with a plurality of lighting modules, the lighting modules are arranged in the reading lamp in the length direction of a vehicle at intervals, and lighting areas of different lighting modules are different. The detection module is used for detecting state information of the slidable seat or distance information between the face of a driver and a passenger and the corresponding reading lamp; the control module is used for controlling the on-off state of each lighting module of the reading lamp according to the state information, detected by the detection module, of the slidable seat or the distance information between the face of the driver and the corresponding reading lamp, so that the lighting area of the reading lamp is adjusted, and the face of the driver and the passenger is prevented from being directly irradiated by lamplight. Intelligent adjustment of the lighting area of the reading lamp in the vehicle can be achieved, lamplight is effectively prevented from directly irradiating the face of a driver and passengers, and the comfort of a user is improved.

The invention relates to the technical field of automobile control systems, and particularly discloses a full-intelligent automobile cabin control system which comprises a binocular camera, a grip strength monitoring steering wheel sleeve, a pedal pressure sensor and a monitoring system.The monitoring system comprises a driver virtual model system, a sight distance derivation system and a model preset value setting system. The driver virtual model system, the sight distance derivation system and the model preset value setting system are subsystems of the monitoring system. According to the invention, whether the driver enters a separate driving state and a fatigue driving state or not is judged by comparing the reaction time pre-value with the reaction time of the driver during actual driving and combining the human eye sight line of the binocular camera, the pressure on the steering wheel sleeve monitored by the grip strength and the force searched by the pedal pressure sensor; the driving state of the driver is determined, and the automobile is driven autonomously by combining an automobile host, so that the safety of the automobile is ensured.

The invention provides an integrated power module and an automobile control system. The integrated power module comprises a packaging shell, an inversion unit and a PTC control unit, wherein the inversion unit and the PTC control unit are arranged on a substrate in the packaging shell; in the inversion unit, each upper bridge power tube is arranged on the first conductive structure of the substrate, and each lower bridge power tube is arranged on the corresponding conductive structure. A first end of each upper bridge power tube is led out to a direct current anode pin through a bottom electrode and a first conductive structure, a control end is led out to a corresponding driving pin, and a second end is led out to a corresponding phase power output pin and is electrically connected to the conductive structure where the corresponding lower bridge power tube is located through a bonding wire; the first end of each lower bridge power tube is electrically connected with the corresponding conductive structure through a bottom electrode, the control end is led out to the corresponding driving pin, and the second end is led out to the corresponding direct current cathode pin and the Kelvin pin. According to the invention, the module structure is simplified, the manufacturing cost and parasitic inductance are reduced, and the system efficiency and reliability are high.

The invention provides a distributed security verification method and equipment, the verification method is applied to an automobile control system comprising a master control end and at least one distributed response end, and the verification method comprises the following steps: the master control end generates a verification code and a timeout parameter, packaging the check code and the timeout time parameter into a check request message, and sending the check request message to the target distribution response end; within the timeout time parameter, receiving a verification response message returned by the target distribution response end; if the verification response message is not received, it is judged that verification of the target distribution response end fails; if the verification response message is successfully received, decrypting and verifying the verification response message based on the verification code, a secret key preset at the master control end and a pre-stored legal hash value of a target distribution response end; judging whether the application program of the target distribution response end is complete and real or not according to the verification result; wherein the master control end periodically and repeatedly executes verification on each distributed response end.

An electric vehicle control system (1, 2) comprises a power conversion device (51, 52) installed in an electric vehicle (10) and electrically connected in series with a circuit breaker (70) which is electrically connected to a power source (90), wherein the power conversion device is configured to convert power supplied by the power source into DC power or AC power and to record a fault in response to the opening of the circuit breaker or to the cessation of a power supply from a control power source of the electric vehicle; and a vehicle information management device (60) installed in the electric vehicle and communicatively connected to the power conversion device.In the event of the power conversion device being disconnected from the power source by opening the circuit breaker, the vehicle information management device sends an initial signal to the power conversion device before the circuit breaker is opened, or in the event of a power supply being stopped from the control power source of the electric vehicle, the vehicle information management device sends the initial signal to the power conversion device before a power supply from the control power source of the electric vehicle is stopped, and the power conversion device that has received the initial signal sent by the vehicle information management device holds a fault recording for a predetermined duration.

1. The name of this design product: integrated domain controller assembly. 2. Application of this design product: This design product is used for automobile control system controller. 3. The key design points of this design product lie in the combination of shape, structure and connector layout. 4. The picture or photo that best illustrates the key points of the design: main view.

The application relates to the technical field of automobile control systems, and discloses a layered control system for a distributed drive electric automobile, which comprises a parameter acquisition and state identification module, the sending end of the parameter acquisition and state identification module is connected with the receiving end of a control target module, a mode layered controller and a whole vehicle management module respectively, the sending end of the control target module is connected with the receiving end of the mode layered controller, and the mode layered controller is in bidirectional communication connection with the whole vehicle management module. In the process of driving or parking of the electric automobile, a plurality of information such as the whole vehicle quality, the driving slope, the longitudinal vehicle speed, the road adhesion coefficient and the eccentric angle coefficient is acquired in real time, then the mode layered controller performs multi-mode layered control on the electric automobile through the transmission, and the braking performance of the automobile is maximized under the premise of meeting the safety of the electric automobile.

The invention discloses a hybrid electric vehicle multi-parameter collaborative decision-making intelligent thermal management control method, device and equipment, and relates to the technical field of new energy vehicle control systems.The hybrid electric vehicle multi-parameter collaborative decision-making intelligent thermal management control method comprises the steps that standardized parameters and a control target are obtained, and the standardized parameters comprise exhaust parameters, battery state parameters and whole vehicle working condition parameters; identifying working condition types based on the standardized parameters; dynamically distributing priority weights for the control targets; generating a cross-module cooperative control instruction according to the working condition type, the priority weight and the standardized parameter; and the cross-module cooperative control instruction is sent to the corresponding sub-controllers, so that the sub-controllers execute target mode switching and corresponding parameter adjusting actions, the heat recovery mode and the purification regeneration opportunity are dynamically adjusted, and cooperative optimization of waste heat efficient utilization, emission compliance, battery safety protection and power smoothness is achieved.

Electric vehicle control system (1, 4, 5) comprising a drive control system (50, 52) and controlling the movement of an electric vehicle by means of the drive control system (50, 52), wherein the drive control system (50, 52) comprises a plurality of induction motors (2), exactly one inverter (1) for driving the plurality of induction motors (2), a current detector (5) for detecting a total current which is a sum of motor currents flowing to the induction motors (2), and a controller (4) for controlling the inverter (1) on the basis of a current command value calculated on the basis of a torque command value, a voltage command value calculated on the basis of the detected total current, and an estimated speed value calculated on the basis of the calculated voltage command value and the detected total current, wherein the control (4) has: a clutch disconnection detection unit (40) for calculating an estimated torque value based on the total current and voltage command value and for detecting a disconnection of a clutch provided between the induction motors (2) and a drive mechanism (53, 54, 55, 56, 57) of the electric vehicle, based on the calculated estimated torque value and the torque command value.