191 results about "Car controls" patented technology

The invention discloses a cloud control self-driving automobile control method considering automobile cloud communication time delay. By constructing a time delay prediction model based on historical communication delay data, the back-and-forth communication time delay at the current moment is accurately predicted, and forward compensation is carried out on the vehicle state by adopting an iterative prediction formula in combination with a vehicle transverse dynamic model. According to the method, a process disturbance correction item is introduced, system modeling errors caused by environment disturbance are effectively corrected, and the state prediction precision is improved. And deducing a future vehicle state through the predicted time delay step number in combination with a historical vehicle state and control input so as to realize dynamic compensation of the time delay influence. The method effectively solves the problems of control lag and state information lag caused by communication delay in vehicle-cloud cooperative control, improves the control real-time performance and precision of a cloud control automatic driving system, enhances the robustness and safety of the system in a complex environment, and is suitable for automatic driving scenes with high dynamic and high safety requirements.

The invention is suitable for the technical field of hovercar control, and provides a thermal-vibration-weight collaborative optimization method of a high-power-density hovercar controller, and the method comprises the steps: constructing a three-dimensional housing structure based on fractal mechanics, achieving 35-45% of weight reduction through bionic design, and remarkably reducing the weight while guaranteeing the structural strength; thermal management, electromagnetic compatibility and vibration suppression collaborative optimization layout is established, a high-heating-power module is arranged near a heat dissipation air opening, and a sensitive control unit is arranged in a center damping area of a shell; a gradient material distribution scheme is adopted, a high-heat-conduction composite material is configured in a high-heat-flow area, and a high-damping material is adopted in a vibration sensitive area. Under the high-power working condition, the heat dissipation performance of the controller is improved, vibration transmission is reduced, the overall weight is reduced, and high-reliability control hardware support is provided for the hovercar.

The invention discloses a new energy emergency generator car control method and an emergency generator car, and relates to the technical field of new energy saving, and the method comprises the steps: receiving real-time load power, and storing the real-time load power in a time sequence cache region; based on historical load power data in the time sequence cache region, calculating to obtain a dynamic load fluctuation potential index; the current charge state and the real-time load power of an energy storage device in the new energy emergency power generation vehicle are obtained; determining a current operation mode in a preset three-dimensional decision space according to the current charge state, the real-time load power and the dynamic load fluctuation potential index, and calculating to obtain a dynamic target charge state; and under the condition that the current operation mode is the active pre-charging mode, a range extender of the new energy emergency power generation vehicle is controlled, so that the charge state of the energy storage device is improved to the dynamic target charge state. According to the invention, the energy consumption of the new energy emergency power generation vehicle in the case of sudden heavy load can be effectively reduced, and the risk of power supply interruption is effectively reduced.

The embodiment of the invention provides a commercial vehicle power domain controller and an all-in-one controller testing device. Relates to the technical field of vehicles. The commercial vehicle power domain controller and all-in-one controller test device comprises a test assembly, a first control member, a second control member, a load, a first power supply and a second power supply. The first control element is electrically connected with the test assembly; the second control element is electrically connected with the test assembly and the first control element; the electric drive axle assembly is electrically connected with the first control piece and the second control piece; the electric air pump and the electric oil pump are both electrically connected with the second control piece. The first power source is electrically connected with the second control piece, and the second power source is electrically connected with the first control piece and the electric drive axle assembly. According to the embodiment of the invention, not only can control strategy testing of parts such as an electric oil pump, an electric air pump and a main drive motor be realized, but also testing of whole vehicle control strategies such as whole vehicle high-voltage power-on and power-off, Ready, static gear shifting, dynamic gear shifting and driving can be realized, and the testing range is expanded.

The invention discloses a child-mother vehicle control method and device capable of supplying power in real time and a storage medium in the technical field of new energy automobiles. The method comprises the steps that the electric quantity of a power battery of a mother vehicle is obtained in real time; when the electric quantity of the power battery of the mother vehicle is larger than a preset first power battery electric quantity threshold value, the child vehicle is controlled to enter a child vehicle conventional mode, and the mother vehicle is controlled to run normally; and when the electric quantity of the power battery of the mother vehicle is reduced to be smaller than or equal to a preset second power battery electric quantity threshold value, the son vehicle is controlled to enter a son vehicle power supply mode, the power battery of the son vehicle supplies power to the PDU unit of the mother vehicle, and the PDU unit of the mother vehicle is disconnected from the power battery of the mother vehicle. The technical problem that at the present stage, relay power supply cannot be achieved through a child-mother vehicle at low cost can be solved.

The invention provides an unmanned torpedo vehicle control program online updating method and system, and the method comprises the steps: 1, deploying a first vehicle control program instance and a second vehicle control program instance, and carrying out the parallel operation of a first vehicle control program instance and a second vehicle control program instance, and forming a dual-control architecture DDC; 2, storing the vehicle control state information in a unified manner through an intermediate database; 3, initiating a permission switching request based on the vehicle number granularity, and migrating the control permission of the target vehicle from the current master control instance to another vehicle control program instance; 4, in the permission switching process, the new master control instance recovers the scheduling context by reading the intermediate database, and the uncompleted instruction continues to be executed. By means of a double-version vehicle control structure, database state keeping, manual permission switching and the like, the updating process of a vehicle control program is completed on the premise of not interrupting operation, the transportation task continuity and program maintainability are guaranteed, and the method is suitable for an industrial automatic control system with the high stability requirement.

The invention relates to an electric furnace steelmaking buggy ladle control system, and belongs to the technical field of electric furnace steelmaking equipment. According to the technical scheme, a hardware control module (1) takes a frequency converter as a core driving unit, is provided with a variable frequency motor (10), a motor band-type brake device (11) and an encoder, is integrated with a weighing sensor (14) and a laser ranging device (16), and is further provided with a sound-light alarm device (12), and the weighing sensor (14) and the sound-light alarm device (12) form a linkage safety control loop; the software control module is provided with a plurality of operation terminals, and the multiple operation terminals are of a distributed control architecture. The method has the beneficial effects that the control accuracy is high, and the positioning precision is improved; a linkage alarm mechanism can prevent overload, abnormal vibration and brake failure risks, and the safety performance is enhanced; the multi-station cooperation requirement can be met; the variable-frequency speed regulation and torque compensation technology reduces energy consumption, meets the requirement for heavy-load stable starting, and is energy-saving and efficient.

The invention provides a camping car control system and method based on PWM and multi-sensor fusion. For a pure electric camping car, environment, vehicle state and user context data are collected through a multi-source sensor, and after space-time alignment and confidence evaluation, a multi-level information fusion algorithm is adopted to generate an environment situation and vehicle health state cognitive model. And quantifying the comprehensive utility of each electricity load in combination with the dynamic utility optimization model, and generating a personalized control strategy. The optimal PWM duty ratio of each load is calculated through an adaptive solver under multiple constraints of a lithium battery power limit value, SOC, temperature, health state and the like, and system-level tracking deviation is introduced as a feedback triggering mechanism to realize closed-loop re-optimization. According to the method, collaborative optimization of safety, comfort and energy efficiency of the pure electric camping car under the condition of limited electric energy is achieved, the service life of the battery is effectively prolonged, and the method is suitable for energy management of intelligent limousines and mobile energy storage vehicles.

The utility model provides a kind of multimode flat intelligent device, it is characterized by including: with the first shell with first communication interface on multimode intercom movable connection, the second shell with operating button on it is hinged with first shell by hinge shaft, the first communication interface on first shell is inserted with the communication interface on multimode intercom, first communication interface, operating button and microcontroller in first shell or second shell are electrically connected.The existing function of multimode intercom can be used to directly connect the device, complete the operation and accurate transmission of the car control instruction, reduce the communication and waiting time in the car operation, improve the efficiency of the car operation, avoid the vehicle collision, derailment and other accidents caused by misoperation, ensure the safety of railway transportation, without changing the existing system architecture, realize the upgrading of equipment, improve the safety and practicality of equipment.

The utility model discloses a kind of elevator service floor dynamic shielding systems, belong to elevator field, including elevator control mainboard, car control board, car expansion board and service floor switch group;The elevator control mainboard and car control board communication connection, car control board and car expansion board communication connection, car expansion board and service floor switch group communication connection;Service floor switch group is composed of multiple physical switches.The utility model innovatively uses hardware level physical switch trigger mechanism, and constructs the real-time dynamic shielding management system of elevator service floor.Compared with traditional scheme, with simple operation, response fast, reliability and other advantages, especially suitable for the temporary visitor passage control of intelligent building, the pollution area elevator isolation of medical building, the dynamic transport capacity allocation of traffic hub and other scenes, through the reliable control of hardware level, substantially improve building management efficiency and elevator operation safety.

The present application relates to the technical field of low-altitude aircraft, in particular to a pre-turning flight ball car control method and a pre-turning flight ball car, wherein the pre-turning flight ball car control method comprises the following steps: S1, obtaining a pre-turning direction and a current direction; S2, calculating a pre-turning angle and a pre-turning adjustment direction based on the pre-turning direction and the current direction; S3, controlling the pre-turning device to drive the flight driving device or the combination of the flight driving device and the cabin to turn relative to the landing gear to face the pre-turning direction according to the pre-turning angle and the pre-turning direction. In this way, the problems of the existing golf cart, such as limitation, and the traditional aircraft, such as increased flight distance and poor passenger experience caused by adjusting the flight direction after take-off, are solved.

The present invention relates to the technical field of flying vehicles and discloses a control method and device for a flying vehicle, a flying vehicle, and a storage medium. The present invention determines whether the operating condition of the flying vehicle is a target operating condition with potential safety hazards based on the speed and acceleration information of the flying vehicle and the collision intensity of a collision signal detected by the flying vehicle. If the flying vehicle is in at least one target operating condition that could cause damage to the vehicle body, an operation corresponding to the target operating condition is performed to eliminate the potential safety hazard of the flying vehicle, ensure the safe use of the flying vehicle, and thus protect the personal safety of the driver and passengers.

The invention discloses a control method, device and system for an unmanned mine car and a medium, and relates to the technical field of mine car control methods.The method comprises the steps that the bumping form of the unmanned mine car in the moving process is determined based on multiple sub-moving items, the overall form of the unmanned mine car and multiple pieces of posture data, determining a carrying control event of the unmanned mine car based on the bumping form, a storage distribution diagram of the ore relative to the unmanned mine car and a driving speed of the unmanned mine car; determining a dynamic regulation and control mode of the unmanned mine car according to the stable carrying coefficient and the current posture and the overall form of the unmanned mine car, and determining that the carrying task is not completed based on recognition of a task list of the unmanned mine car; and determining the cooperative control mode of the unmanned mine car according to the uncompleted carrying task, the ore loading capacity of the unmanned mine car and the current state of the remaining unmanned mine cars, thereby improving the collaboration of the control mode of the unmanned mine car.

1. The name of the design product: car control center magnetic support (ball type). 2. The use of the design product: for car control center magnetic support. 3. The design points of the design product: in the overall shape design of the product. 4. The picture or photo that best indicates the design points: design 1 perspective view. 5. Design 1 is designated as the basic design.

The invention relates to the technical field of steel rolling. The invention provides an automatic operation system for a steel rolling furnace charging and loading flat car. The system comprises an MES module, a video monitoring module, a steel billet identification module, a PLC control module, a terminal module and an execution module. In this way, operation environment migration is completed through PLC control and an upper computer remote control system, and the operation and running conditions of flatcar equipment are recorded; the number information is recognized through a feeding flat car steel billet recognition module, comprehensive analysis is carried out in combination with steel billet warehousing information and flat car control information, steel billet feeding information checking and tracking are completed, flat car operators are optimized to a central control room, the workload of the flat car operators is greatly reduced, and the working efficiency is improved. Digitization and standardization of feeding information are completed, the production cost is reduced, and the production efficiency is improved.

The utility model discloses a cable pay-off car control system which comprises a storage battery, a bidirectional inverter connected with the storage battery, a hydraulic system connected with the bidirectional inverter, a reel take-up and pay-off device, a reel lifting device, a reel telescopic device and a lamplight and auxiliary device. The remote controller receiver is connected with the hydraulic system, the reel winding and unwinding device, the reel lifting device, the reel telescopic device and the lamplight and auxiliary device; the remote controller is connected with the remote controller receiver; a plurality of operation buttons are arranged on the remote controller, and an antenna is arranged on the remote controller; the protective sleeve base is located on the outer side of the remote controller, the containing grooves are symmetrically formed in the inner side face of the protective sleeve base, and reinforcing parts are arranged on the containing grooves; the beneficial effects of the utility model are that through the electrified design of each system, the construction difficulty of the electrical system is reduced, and the assembly efficiency is improved; the voltage level of each system is unified, and the system control difficulty is reduced; integrated wireless control enables operation to be more convenient and flexible.

The invention provides a dynamic path planning method and device for an unmanned mine car in a mining area and a medium, belongs to the technical field of unmanned mine cars, and realizes layered path planning through deep coupling of mixed A * global planning and artificial potential field local deformation. The method comprises the following steps: firstly, constructing an environment model containing terrain gradient and friction coefficient, and generating a global coarse path meeting mine car dynamics constraints; constructing an artificial potential field environment in the local area, and carrying out constrained displacement adjustment on the path points; it is ensured that the path meets steering and braking requirements through dynamic feasibility verification; and finally, splicing the global and local paths and outputting the paths to a drive-by-wire system. And real-time oscillation-free obstacle avoidance under complex terrains and dynamic obstacles is realized. The generated path fully meets the steering characteristics of the mine car, and driving stability is guaranteed. Through global and local collaborative optimization, a complex working environment of a mining area is adapted; the output path comprises complete pose and curvature information, and a sufficient basis is provided for mine car control.

The invention discloses a material temporary storage cabinet material distribution running car control method, device and equipment, a medium and a product. The method comprises the following steps: when detecting that a material distribution trolley is started, controlling the material distribution trolley to start material distribution; when it is detected that at least one set of high-material-level photoelectric detectors in the two sets of high-material-level photoelectric detectors located on the front portion of the cloth running car is shielded, the cloth running car is controlled to execute target operation; when the material distribution waiting time is shorter than the second time, the material distribution running car is controlled to distribute materials at the current position, and the material distribution running car is controlled to return to execute the target operation until it is detected that at least one of the two sets of high-material-level photoelectric detectors located on the front portion of the material distribution running car is shielded; when it is detected that the cloth waiting time is larger than or equal to the second time, the cloth running car is controlled to start to run forwards till it is detected that at least one set of high-material-level photoelectric detectors located in the front of the cloth running car is shielded, and the cloth running car is controlled to return to execute the target operation.

The present invention relates to a rail transit multi-line mixed operation train path control system and method, including a train and platform mapping module, a train operation main control module and an on-board interface server module; the train and platform mapping module automatically generates a train-to-line mapping relationship and a platform-to-line mapping relationship based on system data; the train operation main control module performs single-step train operation, head car and planned car control, and verifies the consistency of the train operation path and the platform; the on-board interface server module verifies the validity of the train operation path based on the received train operation task and sends it to the train controller; at the same time, it receives train positioning information from the train controller, monitors the train operation path in real time, and actively sends a functional speed limit immediate stop instruction to the train controller when the train's predicted operation path is inconsistent with the expected one. Compared with the existing technology, the present invention has the advantages of controlling the train to run according to the predetermined path and preventing train operation path errors.

The control communication transmission system and method for the RGV rail transport flat car comprises the steps that a link quality evaluation model is constructed, and link signal-to-noise ratios corresponding to different communication transmission types of all areas of a target plant area are obtained to construct a comparison table; according to the RGV control communication data of each vehicle-mounted terminal and the comparison table, performing predictive decision making and intelligent link pre-switching operation on transmission links of various types of data in the RGV control communication data; constructing a pre-switching link table, and obtaining a pre-switching transmission link of a next target area of the vehicle-mounted terminal in the intelligent link pre-switching operation; according to the method, communication links between vehicle-mounted terminals in all areas of a target plant and a cloud monitoring platform are monitored in real time, whether abnormal links or terminal equipment fault information is generated or not is judged according to a real-time monitoring result, and rapid switching operation is carried out on the judged abnormal links based on a pre-switching link table. And the transmission efficiency and reliability of communication transmission of the RGV rail transportation flat car are improved.

The utility model belongs to the field of balance car, and relates to balance car controlling means, include: controller, brushless motor three -phase drive circuit, single -phase half bridge drive circuit, gyroscope sensor circuit, light control circuit, hall detection circuit, BUCK -BOOST voltage reduction circuit, charge detection circuit and battery detection circuit through electrical connection with controller, controller is used for receiving the information of gyroscope sensing circuit and hall detection circuit, keeps the balance of balance car through the rotation of control motor, brushless motor three -phase drive circuit is used for receiving the control signal of controller, drives brushless motor rotation, single -phase half bridge drive circuit is used for auxiliary drive or brake control, and gyroscope sensor circuit is used for detecting the inclination angle and angular velocity of balance car, and inclination angle and angular velocity are transmitted to controller. The balance stability is improved, the battery management is improved, the power system efficiency is improved, and the additional function is increased.

This utility model relates to a quick-replacement ball joint automotive control arm, belonging to the technical field of automotive control arms. The quick-replacement ball joint automotive control arm includes a control arm body and a docking ring mounted on its outer side, with the ball joint body installed inside the docking ring. It also includes a disassembly and assembly mechanism, a set of which is located inside the docking ring and used to quickly disassemble and assemble the docking ring and the ball joint body. The disassembly and assembly mechanism includes an arc-shaped locking strip and an arc-shaped insert. The arc-shaped locking strip is located inside the docking ring and engages with the inside of the ball joint body, while the arc-shaped insert is installed on the outer side of the ball joint body. A set of docking blocks is provided inside the docking ring. Utilizing diverse connection methods such as locking and inserting, the connection effect is ensured, loosening is reduced, and the control arm body and ball joint body can be quickly disassembled and assembled, improving disassembly and assembly efficiency.

1. Name of the design product: car central control cup storage box (Huanxin Y). 2. Use of the design product: used for placing articles in the car central control cup position. 3. Design points of the design product: in shape. 4. Picture or photo that best indicates the design points: perspective view.

The utility model relates to elevator intercom technical field, concretely is a kind of elevator two-way visual intercom system for subway station, including elevator side part, transmission layer architecture and car control room side integrated system, elevator side part is integrated car terminal, five-way intercom unit and dome camera by distributed POE equipment, transmission layer uses single-mode optical fiber backbone network and VLAN isolation technology to realize low-delay audio and video transmission, car control room side is integrated SIP protocol stack, video management and information publishing function by industrial-grade host computer, support one-key lock elevator and multi-elevator split-screen monitoring. System is compatible with existing elevator intercom equipment through five-way intercom converter, realize new and old system intercommunication, solve the problem that traditional scheme wiring is complex, response delay is high, function is single, significantly improve emergency rescue efficiency.

The utility model relates to the technical field of railway transportation equipment, in particular to a railway remote control automatic dumping car control device, each section of automatic dumping car is provided with an electric control valve, a manual valve, a three-way valve, a tipping sensor and a position switch, the c end of the three-way valve is connected with an air storage tank, and the a end of the three-way valve is connected with an air inlet of an electromagnetic valve; an air outlet of the electromagnetic valve is connected with an air inlet a of the tipping air cylinder, the end b of the three-way valve is connected with an air inlet of the manual valve, and an air outlet of the manual valve is connected with an air inlet b of the tipping air cylinder; and the tipping sensor is arranged on a wagon of the automatic dumping car. The automatic dumping car has the advantages that each section of the automatic dumping car is provided with the position switch, a driver can conveniently and accurately stop the corresponding section of the automatic dumping car at a discharge port by observing position switch signals of the touch screen, the wagon of each section of the automatic dumping car is further provided with the tipping sensor, the driver can conveniently observe the tipping angle of the wagon through the touch screen, and the safety of the wagon is improved. Ground personnel do not need to visually inspect the position of the discharging port and cooperate with a driver to discharge materials together, and labor intensity is reduced.

The application relates to an elevator car control method, device, elevator, equipment and storage medium, the method comprising: generating a rotation interaction signal in response to rotation of an interaction device inside a car of an elevator; in the case of judging that the elevator is in a normal state, controlling an internal environment of the car or determining a floor reached after movement of the car in response to the rotation interaction signal; in the case of judging that the elevator is in a fault state, controlling a working state of a brake of the elevator to move the car in response to the rotation interaction signal; and opening a car door of the car in the case of the car moving to a target position. The method can solve the problem that user active operation control is not supported to escape from danger when the elevator is in a fault state, and realizes self-rescue of a user in the car in the fault state of the elevator.

The application discloses a kind of intelligent network connection car function safety and expected function safety linkage verification method, comprising: extracting intelligent network connection car control function item set, screening obtains the vehicle body control function item set F related to driving task, confirms potential abnormal mode set S;Filter out function item abnormal behavior, induce whole vehicle level hazard and accident;Confirm the integrity level and safety target of each element in F;Extract the vehicle body core control behavior of intelligent network connection car control level, clean up and obtain the control behavior set E related to current driving, confirm potential error mode set K;Screen unsafe control behavior, induce whole vehicle level hazard and safety constraint;Cause analysis is carried out to unsafe control behavior;With whole vehicle level hazard as anchor point, linkage function item abnormality and unsafe control behavior, carry out linkage verification.The application combines function safety and expected function safety, provides the evaluation method that latter is mapped to former, provides basis for safety strategy design.