14results about How to "Timely control" patented technology

The utility model discloses a large-curvature steel box girder floating jacking continuous operation device which comprises a hydraulic jacking assembly, a steel rail, a vertical bearing sliding plate trailer connected to the steel rail in a sliding mode, a front jacking device and a rear jacking device, and the front jacking device and the rear jacking device are connected to the two ends of the vertical bearing sliding plate trailer. The top of the vertical bearing sliding plate trailer is used for supporting one end of a steel box girder, and the front pushing device and the rear pushing device are used for alternately driving the vertical bearing sliding plate trailer to slide along a steel rail. The front pushing device and the rear pushing device of the hydraulic pushing device can be used for achieving alternate pushing of the steel box girder, continuous pushing operation is achieved, and the operation efficiency is effectively improved. By means of the deviation early warning device, the pushing position deviation can be mastered in real time, management and control are conducted in time, and deviation and derailing are avoided; the front pushing device and the rear pushing device are connected with the bearing sliding plate trailer in a hinged mode, and the problem that a large-curvature bridge is pushed to clamp a rail is solved.

The invention relates to an impact-reducing electromagnetic unloading control system for a pump and an impact-reducing control method of the impact-reducing electromagnetic unloading control system for the pump, an outlet of an emulsion pump of the impact-reducing electromagnetic unloading control system for the pump is connected with a load through a one-way valve, and an unloading overflow valve and an unloading main valve are arranged between the outlet of the emulsion pump and an inlet of the one-way valve; hydraulic control pilot control oil ways of the unloading overflow valve and the unloading main valve are connected with an oil tank through a first electromagnetic pilot valve and a second electromagnetic pilot valve respectively, and the hydraulic control pilot control oil ways of the unloading overflow valve and the unloading main valve are connected with an outlet of the emulsion pump at the positions before the hydraulic control pilot control oil ways are connected with the first electromagnetic pilot valve or the second electromagnetic pilot valve. A pressure collector in transmission connection with a controller is arranged at an inlet of the load, the controller is in control connection with a circuit on-off device of the first electromagnetic pilot valve and a circuit on-off device of the second electromagnetic pilot valve, and the flow of the unloading main valve is larger than that of the unloading overflow valve. The flow of the system is adjusted through the overflow unloading valve and the unloading main valve, the flow can be rapidly changed, and the cost is low.

The utility model relates to a low-temperature ammoniation kettle for producing glycine, which is characterized in that the side end of a kettle body is connected with a liquid level meter, an interlayer is arranged in the outer wall, a discharging pipe is arranged at the bottom, and a radar liquid level meter, a liquid ammonia feeding pipe, an on-line component analyzer, an on-line thermometer, an on-line PH meter, an emptying pipe and a chlorination liquid feeding pipe are sequentially arranged at the top; two sides of the interlayer are respectively connected with a cooling water inlet pipe and a cooling water outlet pipe, the lower end of the liquid ammonia feeding pipe is positioned at the bottom of the kettle body and is connected with a uniform distribution disc, and the emptying pipe is externally connected with a tail gas treatment system; the upper end of the stirring shaft is externally connected with a stirring motor, and the lower end of the stirring shaft is connected with a stirring paddle; the cooling coil pipe is spirally arranged inside the kettle body, the liquid inlet end of the cooling coil pipe is connected with a frozen saline water inlet pipe, the liquid outlet end of the cooling coil pipe is connected with a frozen saline water outlet pipe, and the frozen saline water inlet pipe, the cooling water inlet pipe, the liquid ammonia feeding pipe, the discharging pipe and the chlorination liquid feeding pipe are all provided with control valves and flow meters; the device has the advantages of being good in cooling effect and safe and accurate in detection.

This invention relates to the field of aluminum foil performance testing technology, and discloses a performance testing system for hydrophilic aluminum foil used in air conditioning heat dissipation, including a data acquisition module and an intelligent testing module. The system acquires stamping management data, operating condition simulation data, and application testing data of all aluminum foil samples through the data acquisition module, and classifies them into datasets. The intelligent testing module evaluates the distortion degree of each aluminum foil sample after stamping, generates a distortion index, and provides accurate basis for service reliability. The multi-dimensional testing has high accuracy. The intelligent testing module evaluates the performance quality of each aluminum foil sample under simulated operating conditions, generates a performance index, eliminates the limitations of single indicators, and achieves comprehensive characterization of core properties such as hydrophilicity and corrosion resistance. It analyzes the uniformity of application performance of each aluminum foil sample, generates an application index, accurately quantifies the uniformity of coating thickness and roughness, sets fixed thresholds, and outputs corresponding evaluation and management suggestions, demonstrating strong adaptability for hierarchical management.

The utility model discloses a double-block type sleeper demolding table, a demolding system and a prefabricated part production line, the double-block type sleeper demolding table comprises mold bearing devices, a sleeper bearing cross beam, a sleeper detection unit and a control unit, the two mold bearing devices are arranged side by side, and at least one mold bearing device is provided with a vibration motor; the two sleeper bearing cross beams are arranged between the two mold bearing devices side by side; at least one sleeper bearing cross beam is provided with a sleeper detection unit, and the sleeper detection unit is configured to detect whether the sleeper is separated from the sleeper mold or not; the vibration motor is in signal connection with the control unit and is controlled by the control unit; the sleeper detection unit is in signal connection with the control unit; and when the sleeper detection unit detects that the sleeper is separated from the mold, the control unit controls the vibration motor to stop working. According to the double-block type sleeper demolding table, product cracks in the demolding process of the double-block type sleeper can be reduced, and the qualified rate of products is increased.

The invention discloses an application program control method in an in-vehicle infotainment system, a vehicle and a storage medium, an application program is deployed in the in-vehicle infotainment system, the method is executed by the in-vehicle infotainment system, and the method comprises the following steps: obtaining interaction content; determining a target application program and a program control instruction at least according to the interaction content; controlling the target application program to execute the program control instruction; the problem that application program control in a vehicle-mounted terminal system is not flexible enough is solved, the target application program and the program control instruction are determined by analyzing the interaction content, the target application program is automatically controlled to execute the program control instruction, automatic control over the application program is achieved, and user experience is improved. A user can interact with the vehicle-mounted terminal system in real time to flexibly control the application program, so that a driver or a passenger can conveniently control the application program in time when operation is inconvenient, the user requirement is met, and the user experience is improved.

This invention discloses a multiphase transformer with a separate cooling circuit, comprising a dry-type transformer body and a cooling system. The cooling system includes a first cooling circuit located outside each phase's high-voltage coil and a second cooling circuit located within the main air passage between the high- and low-voltage coils. The second cooling circuit includes an insulating air duct frame and an axially extending cooling air duct inside, an air duct adjustment mechanism, and an independent air supply system. The independent air supply system is physically isolated from the first cooling circuit. A temperature detection system collects the temperature of each phase coil in real time, and a control unit performs differentiated control of the air duct adjustment mechanism based on the temperature data. This invention achieves precise differentiated cooling of the relatively high-temperature phases through a dual-circuit separate architecture of external air cooling and built-in controllable internal cooling air ducts, effectively suppressing inter-phase temperature differences.

The application relates to a road section vehicle group dissolving method based on real-time vehicle speed regulation, which comprises the following steps: S1, acquiring real-time traffic information of a road section; S2, when the headway between a host vehicle and a front vehicle in the same lane is less than a safe following headway and the headways between the host vehicle and front vehicles in adjacent lanes are both less than a safe lane-changing headway, the front vehicle in the same lane and the front vehicles in the adjacent lanes form a vehicle group; S3, judging the risks of vehicles in the vehicle group, and the vehicle with the maximum risk value R being the risk source of the vehicle group; S4, regulating the vehicle speed of the risk source vehicle of the vehicle group; and S5, when the host vehicle satisfies the condition that the headway with the front vehicle in the same lane is greater than or the headway with the front vehicle in the adjacent lane is greater than, the original vehicle group is dissolved. The application dissolves the vehicle group and reduces the driving risk of the road section by regulating the real-time vehicle speed of the risk source vehicle.

This application provides a method and apparatus for adjusting the noise shielding window of an ultrasonic flow meter. The method includes: obtaining the spacing for the current measurement based on the echo signal of the current measurement; wherein the spacing is the distance between the sampling start point and the characteristic position of the sampling signal; if there is a difference between the spacing in the current measurement and the spacing in the previous measurement, then based on the difference, adjusting the noise shielding window of the previous measurement to obtain the noise shielding window for the current measurement; and if there is no difference between the spacing in the current measurement and the spacing in the previous measurement, then using the noise shielding window of the previous measurement as the noise shielding window for the current measurement; and performing the current ultrasonic flow measurement according to the noise shielding window of the current measurement. By adjusting the noise shielding window in real time, the time period of the effective signal is limited, avoiding the distortion caused by noise interference at the front end of the effective signal, and reducing the error caused by noise in fluid flow detection.

The present invention relates to a heating system component comprising: a temperature monitoring and / or control unit comprising a lower surface, and a carrier unit comprising an upper surface. At least a part of said lower surface of said temperature monitoring and / or control unit is in thermal contact with at least a part of said upper surface of said carrier unit. Said lower surface of said temperature monitoring and / or control unit and said upper surface of said carrier unit are attached to each other by means of a welded seam, preferably by means of a laser-welded seam.

This application discloses an autonomous driving method, apparatus, storage medium, and electronic device for a vehicle. The method is applied to an autonomous driving system for a vehicle, which includes a controller. The method includes: acquiring control data of the vehicle; verifying the control data to obtain a verification result of the controller, wherein the verification result represents the relationship between the controller's operating state and an abnormal or normal operating state; based on the verification result, switching the controller's original operating strategy to a target operating strategy, wherein the original operating strategy represents the controller's operating mode before the switching, and the target operating strategy represents the controller's operating mode after the switching; and triggering the controller to control the vehicle to perform autonomous driving operations according to the target operating strategy. This application solves the technical problem of low safety in autonomous driving of vehicles.

The invention provides a data processing method, and an Internet of Things data processing system and device, and relates to the technical field of Internet of Things. The method comprises the following steps: polling to obtain a target data message of at least one target load terminal; a target rule script sent by the Internet of Things platform is received, the target data message is processed based on the target rule script, a processing result is obtained, the target rule script is generated by the data center according to a target rule and sent to the Internet of Things platform, and the target rule is set through the service front end; and if the processing result meets the preset control requirement, controlling at least part of the target load terminal and / or other load terminals based on the target rule script, thereby realizing flexible configuration of the target rule in combination with the service scene. Therefore, each load terminal can be flexibly and timely controlled through the edge computing device based on the target rule script corresponding to the target rule, and the applicability of the method is improved.

The application relates to the technical field of automobile testing, and particularly discloses a test method and system for intelligent automobile collision prewarning based on RCW, which comprises the following steps: S1, a rear collision prewarning test scene of a vehicle is constructed, the rear collision prewarning test scene of the vehicle comprises a plurality of lanes, background vehicles and a test vehicle; S2, a risk-avoiding strategy of the background vehicles is set; S3, the background vehicles and the test vehicle carry out rear collision prewarning tests on the same lane; S4, driving data of the background vehicles and the test vehicle are acquired and analyzed; and S5, after the risk-avoiding strategy is executed by the background vehicles, the rear collision prewarning test is completed, and a rearward warning result of the test vehicle is acquired. The application can improve the accuracy of the rear collision prewarning test of the vehicle.

The utility model discloses a fire-fighting cabinet with anti-theft function, which comprises a fire-fighting cabinet body and a dehumidifier, the fire-fighting cabinet body is internally provided with an upper placing plate and a lower placing plate, the front end of the upper placing plate is provided with a magnetic component, the front end of the lower placing plate is provided with a distance sensor, the middle part of the inner side of the fire-fighting cabinet body is provided with a fire-fighting pipe storage rod, and the inner side of the fire-fighting cabinet body is provided with a fire-fighting pipe. And an alarm is arranged at the upper part of the inner side of the fire-fighting cabinet body, and is in signal connection with a remote terminal in the security work room to transmit signals. The magnetic reader, the controller and the magnetic attraction assembly are used in cooperation, the cabinet door can be opened only by swiping a regular magnetic card to read the magnetic card, the fire-fighting cabinet can be stored safely, the alarm, the distance sensor and the distance detection plate are used in cooperation, an alarm signal is output in time, and the fire-fighting cabinet is safe, reliable and high in practicability. And through cooperative use of a humidity sensor and a dehumidifier, the internal environment is detected and optimized in time, and meanwhile, through a fire hose storage rod, rapid storage and arrangement of the fire hose are facilitated.