182 results about "Instrument control" patented technology

The invention discloses a reactor instrument control system equipment fault early warning method and related equipment, and relates to the technical field of reactor operation and maintenance, and the technical scheme is characterized in that the method comprises the following steps: obtaining operation parameters of target equipment of a reactor instrument control system in real time, and synchronously collecting historical operation data and historical fault data of the target equipment at the same time; constructing a machine learning analysis model, and training the machine learning analysis model by taking the historical operation data and the historical fault data as training samples; running parameters collected in real time are input into the trained machine learning analysis model, abnormal features representing the change trend and the deviation degree of the real-time parameters are output, a preset equipment abnormal feature library is matched based on the abnormal features, whether the target equipment has faults or not is judged, and a health degree index representing the health state of the target equipment is calculated; and if the fault judgment result is that the potential fault exists or the health degree index is lower than the preset health threshold value, generating a corresponding fault early warning signal and a health degree evaluation result.

The invention discloses a vehicle-mounted automobile instrument control display system, which relates to the field of instrument control display and is used for acquiring face, eye movement, grip strength and physiological data, identifying a driving state, acquiring road, weather and traffic target information, analyzing an operation intention, predicting path conflicts and dynamically adjusting an instrument interface according to risks. According to the system, the driver state and environment information are collected, behavior prediction is combined, operation intention recognition and risk early warning are achieved, the content of an instrument interface can be dynamically adjusted before danger occurs, multi-channel prompt intervention is conducted through voice and light, the driving safety is improved, and compared with the prior art, the system has the advantages of being high in practicability and easy to popularize. The vehicle-mounted instrument control system has the advantages of prospective early warning, interface self-adaption and personalized prompt, and the intelligent and situation-aware vehicle-mounted instrument control function is achieved.

The invention belongs to the technical field of computer vision and electronic engineering, and discloses an instrument control drawing information intelligent extraction method and system, and the method comprises the steps: detecting components in a drawing, outputting a component bounding box set Yv0, carrying out the instance segmentation of a text region in the drawing based on a Mask R-CNN model, generating a text mask set Rv0, and recognizing the text content. The method comprises the following steps: generating a text semantic set, extracting a connecting line skeleton through edge detection, morphological closed operation and direction filtering, executing iterative mask constraint optimization, obtaining an optimized detection result, establishing an association relationship between a component and a text, traversing intersection points and coverage points of the connecting line skeleton in a horizontal / vertical direction, and generating a component topological connection diagram; the system comprises a visual acquisition module, a multi-task detection module, a dynamic optimization module, an association reasoning module and an output module. According to the method, the accuracy of element recognition and correlation reasoning in the complex drawing can be improved, and meanwhile, the robustness and generalization ability of the system are kept.

A computer-assisted system includes a repositionable structure configured to support an instrument and a control unit. The control unit is configured to: while a remote center of motion (RCM) is set at a first position, receive a command to move the repositionable structure with a commanded motion; determine whether driving the plurality of joints to move the repositionable structure in accordance with the commanded motion while maintaining the remote center of motion RCM at the first position would violate a limit of the repositionable structure; and, in response: determine an alternative motion of the plurality of joints based on the commanded motion and the first position, wherein driving the plurality of joints in accordance with the alternative motion would not violate the limit, and would move the RCM to a second position different from the first position, and drive the plurality of joints in accordance with the alternative motion.

The invention belongs to the technical field of nuclear power DCS health management, and aims to provide a DCS health management platform for nuclear power plant DCS operation and maintenance business application. The invention discloses a DCS (Distributed Control System) health management platform based on agile development and a general-branch architecture, which comprises a display layer, a business application layer, a model and service layer, an operation and maintenance deployment layer and an infrastructure layer, and is characterized in that intelligent operation and maintenance management, software and hardware state remote monitoring and service life prediction of a nuclear power plant DCS are realized through the business application layer; and a dynamic logic deduction and fault tracing mechanism is constructed, full-process digital operation management and control, overall planning of a maintenance plan, authority auditing and intelligent guiding are carried out, and a full-life-cycle data system is established. According to the invention, DCS operation and maintenance service application is provided for the nuclear power plant, the reliability management of the DCS of the nuclear power plant and the risk analysis level of an instrument control system can be improved, and the probability of unexpected unit operation events caused by the DCS is reduced.

The application discloses a pathological section scanning instrument control method, device and system, and the method comprises the following steps: receiving a control instruction sent by diagnostic software; after analyzing the control instruction, controlling the pathological section scanning instrument to execute an operation matched with the control instruction; and sending an execution result of the pathological section scanning instrument to the diagnostic software. The diagnostic software sends a control instruction to the scanning software, thereby indirectly controlling the operation of the scanning instrument, and the function of the scanning instrument can be effectively utilized, and the workload and technical difficulty of developing a scanning function by the diagnostic software are greatly simplified.

The invention discloses a control system and control method for manual and automatic working condition switching of a commercial vehicle, and belongs to the technical field of commercial vehicles. The control system comprises an E / P switch, a vehicle-mounted TBOX, a VCU controller, a TCU controller and an instrument which are electrically connected in sequence; m preset application software packages are installed on the gearbox; each preset application software package corresponds to one working condition and calibration; during working, the control system executes the following steps that the vehicle-mounted TBOX conducts working condition recognition and sends the recognized working condition to the VCU controller; when the TBOX cannot carry out working condition identification, an instrument control key is manually controlled to carry out working condition selection, and the instrument control key sends the identified working condition to the VCU controller; and the VCU controller sends the received working condition to the TCU controller for mode execution. Switching of different working conditions is achieved through TBOX automatic identification or manual switching, corresponding working conditions are executed, and the method is suitable for various vehicle using scenes.

The invention belongs to the technical field of information security, particularly relates to data circulation of a block chain, zero-knowledge proof and confidentiality protection, and particularly provides an efficient instrument control data circulation method based on the block chain, which is used for overcoming the problem of mutual restriction of data correctness and confidentiality in an instrument control data circulation process. According to the method, the regular expression is adopted, so that the data content can be processed, and the defect that an existing data circulation technology is insufficient in data content support is overcome; a challenge mechanism is adopted, so that the whole data set can be prevented from being proved, and the calculation overhead is remarkably reduced; the recursive proof system is adopted to efficiently generate the proof of the challenge data set, the proof is concise, and efficient verification can be carried out on the block chain, so that it is ensured that the proof generation and verification efficiency is further optimized. Based on the core technologies, the efficient data circulation method with correctness and confidentiality guarantee is realized.

The invention discloses a urinary surgery simulation navigation method and device based on image fusion and a medium, and relates to the technical field of surgery simulation. The method comprises the steps that a real-time video stream of a visual angle in a urinary cavity is obtained through an endoscope arranged in a physical urinary model, and miniature liquid absorption cotton is arranged in the endoscope; calling a virtual three-dimensional model corresponding to the physical urinary model, and registering the current image frame of the real-time video stream with the virtual three-dimensional model to establish a mapping relationship between the physical urinary model and the virtual three-dimensional model; in the real-time video stream, the tail end position and posture of the surgical instrument are detected and tracked in real time; based on the mapping relation, the tail end position of the surgical instrument is displayed on the real-time video stream in an overlapping mode, and a fusion navigation view is generated and output. By means of the method, the endoscope real-time video stream of the physical model and the virtual three-dimensional model are registered and fused, and space positioning and instrument control of an operator in a complex cavity are greatly assisted.

The invention discloses a hardware hand operator, which belongs to the technical field of nuclear power station instrument control, and comprises an analog-to-digital conversion module, which is used for converting a valve opening control analog signal into a digital signal; the opening degree adjusting module is used for collecting a valve opening degree adjusting signal; the adding and subtracting counter is used for counting the digital signal in an increasing or decreasing manner according to the valve opening adjusting signal; the mode switching module is used for acquiring a mode switching signal; the gating device responds to the mode switching signal, the output of the analog-to-digital conversion module is conducted to the digital-to-analog conversion module in an automatic mode, and the output of the add-subtract counter is conducted to the digital-to-analog conversion module in a manual mode; and the digital-to-analog conversion module restores the digital signal into an analog signal. Through pure hardware module design, automatic tracking and manual adjustment of valve control signals are achieved, the problems of uncertain response, poor anti-jamming capability, common cause faults and the like existing in a scheme based on software or programmable devices are avoided, and the working stability and reliability in complex electromagnetic environments such as nuclear power stations are improved.

The invention provides a precise instrument elimination controller, and relates to the technical field of nuclear and chemical accident consequence safety protection. The device comprises a machine body, a medicament supply module, a decontamination control bin, a filtering module, a vacuum suction module, a waste collection module, a heating assembly and an auxiliary falling-off module, wherein the decontamination control bin is used for accommodating a precise instrument to be decontaminated; the medicament supply module is used for spraying a self-breaking copolymer film decontaminating agent or a chemical decontaminating agent on the surface of the precise instrument in the decontaminating, controlling and decontaminating bin; the heating assembly is used for heating the precise instrument sprayed with the self-breaking copolymer film decontaminating agent or the chemical decontaminating agent; the auxiliary falling-off module is used for assisting the copolymerization film to fall off from the surface of the precise instrument; the vacuum suction module is used for generating high-pressure air flow in the decontamination bin to purge the copolymer film waste, and the air flow carrying pollutant dust can enter the filtering module from the decontamination bin to be filtered; and the waste collecting module is used for collecting the copolymer film waste discharged from the decontamination bin.

The invention discloses a portable three-dimensional reconstruction modeling instrument for fruit appearance phenotypic characters of fruit and vegetable crops. Comprising a fruit appearance phenotypic character shooting sensor support, a fruit overhanging type fixing device, a multi-head sensor module, a model geometry and color calibration device, an instrument shooting data storage module and a fruit appearance phenotypic character three-dimensional reconstruction modeling instrument control module. According to the invention, by designing a fruit omnibearing video shooting platform and a multi-head sensor group, a portable fruit and vegetable crop fruit appearance phenotypic character three-dimensional reconstruction modeling instrument is constructed; a modeling target is fixed in a suspension mode, and shooting parameters of a sensor group and the rotating speed of a sensor support can be controlled, so that fruit appearance omnibearing images are quickly and efficiently acquired, image transmission, modeling, storage and data output are realized, and the method is used for subsequent fruit appearance three-dimensional true color reconstruction modeling. And model geometry and color feature measurement is supported.

The utility model relates to the related technical field of cold chain transportation, in particular to a cold chain compartment temperature self-adjusting device which comprises a compartment body, a control mechanism is arranged in the compartment body, and an adjusting mechanism is arranged in the compartment body. According to the cold chain compartment temperature self-adjusting device, through the arrangement of the control mechanism, in the using process, when the temperature sensor senses that the temperature in the compartment body is high, the control instrument controls the refrigerating machine to work to convey cold air into the compartment body, and meanwhile the draught fan works to pump the cold air at the bottom to the top in the compartment body to be output through the air nozzle; therefore, the temperature in the compartment main body can be quickly reduced, and meanwhile, the temperature in the compartment main body is uniform.

A kind of comprehensive testing device for nuclear power plant control system relay fuse, it is characterized in that: including tester native, special-shaped heat pipe heat dissipation shielding module, magnetic interface conversion module, measured relay / fuse, external computer, external power supply;External power supply, measured relay / fuse, external computer are connected with tester native through shielding layer panel;External power supply powers tester native, external computer issues instruction to control tester native;Magnetic interface conversion module is connected with tester native, shielding layer panel.Connecting with tester native, shielding layer panel through magnetic interface conversion module, the stable and reliable work of relay fuse testing device in strong ionization environment is guaranteed;At the same time, through a series of design, it is guaranteed that the heat dissipation performance and electrical performance of relay fuse testing device are not influenced by shielding measure, the test function and test performance of relay fuse testing device are effectively guaranteed without discount.

The invention belongs to the technical field of medical apparatus and instrument control, particularly relates to an atomization control system for respiratory nursing, and aims to solve the problems of low medicine deposition efficiency, serious waste and incapability of precise medicine administration caused by the lack of the capability of sensing and responding to the real-time respiratory state of a patient in a traditional atomization device. The system comprises a breathing state real-time monitoring module, an aerosol generation and regulation module, an intelligent control center, a man-machine interaction interface and a cloud data collaboration platform. Breathing parameters are collected through a high-sensitivity sensor, the particle size and the output opportunity of fog drops are dynamically adjusted in combination with a dual-mode ultrasonic atomization technology, and accurate inspiration phase dosing is achieved; a self-adaptive learning engine is arranged in the intelligent control center, the breathing cycle can be predicted, atomization can be started in advance, and the response speed is increased; local closed-loop control and remote personalized management are supported, and the medicine utilization rate and treatment compliance are remarkably improved.

The invention belongs to the technical field of nuclear power plant instrument control, and particularly relates to a nuclear power plant protection signal state real-time monitoring method. The method comprises the following steps of: 1, adding a communication card on a non-security-level platform; 2, configuring a communication protocol and a data address, and debugging to a non-security-level platform to establish communication with a security-level platform; 3, creating an interface module on the non-security-level platform to receive data, and adding a threshold calculation module on the non-security-level platform to carry out threshold calculation; 4, a logic calculation module is created on the non-security-level platform for logic calculation, and a quality bit judgment module is created for state judgment; and 5, adding a display related module on the non-security-level platform for displaying the comparison result of the mass level and the threshold value. The method can achieve the following purposes: test risk analysis is automatic, and the labor cost is greatly reduced; signal state grabbing is automatic, and the skill requirement is greatly reduced; and real-time response and dynamic detection are realized to cope with a complex production environment.

The invention discloses an intelligent control circuit of a beauty instrument, which relates to the technical field of beauty instrument control, and comprises a micro-control module for providing square wave signals, performing double-path signal conversion and isolation amplification processing by a driving control module, and providing two paths of driving signals with the same frequency and opposite phases for an electrode driving module, when the driving detection module detects that one signal conversion is abnormal when the driving control module performs double-path signal conversion work, the micro-control module controls the driving control module and the electrode driving module to switch a signal transmission path, so that the beauty micro-needle electrode in the electrode driving module is driven to perform double-path signal conversion, and the beauty micro-needle electrode in the electrode driving module is driven to perform double-path signal conversion. And the driving control module is controlled to carry out single-path signal conversion and provide two paths of driving signals with the same frequency and the same phase for the electrode driving module, so that the work of the beauty microneedle electrode is maintained. According to the intelligent control circuit of the beauty instrument, the beauty treatment work can be maintained and the circuit safety and the working efficiency can be improved under the condition that the abnormal signal conversion path is disconnected.

The application discloses a cleaning instrument control system, which comprises a rolling brush motor control circuit for driving and controlling a rolling brush device, an adsorption motor driving circuit for driving and controlling an adsorption device under the control of a controller, and a dust detection module of the controller for collecting dust data through a dust sensing circuit and automatically adjusting the working mode and time according to the collected dust data. Thus, the dust and / or mites on the surface of the cleaned object are collected through the dust sensing circuit, and the collected data are output to the controller, and the controller can adjust and control the working mode and time of the cleaning instrument according to the quantity of the dust and / or mites. The cleaning demand of different users can be met. Thus, the working mode and time of the mite removing instrument are automatically adjusted according to different dust or mite data, and the cleaning effect and efficiency are improved.

The invention belongs to the technical field of electronic measurement and instrument control, and particularly relates to a burr-free hot switching method for a digital source meter, which comprises the following steps of: before an external switch is closed, forming a local closed-loop detection path by closing an internal Kelvin switch group, and acquiring the voltage Vs of a detected pin; the Vs serves as a set value and is pre-filled to the initial state of an integrator of a digital closed-loop controller, and a power output stage is driven to enable the output of a source table to be accurately aligned with the Vs; and after the voltage is stable, the external switch is closed to complete connection, and the standard Kelvin mode is recovered. By means of the mechanism, burr-free and high-reliability hot switching can be achieved on the premise that power supply of the tested device is not interrupted, and the testing efficiency and the system safety are remarkably improved.

This invention relates to a constant pressure control system for an optical cavity based on pump-valve coordination and water immersion sensing, and its active protection method. Belonging to the fields of precision instrument control and industrial automation, the system integrates an electronically controlled proportional valve and an air pump through a pump-valve coordinated pressure control unit. It dynamically adjusts the intake and exhaust flow rates based on an adaptive PID algorithm and a coordinated allocation function, achieving high-precision, rapid, bidirectional adjustment of the optical cavity pressure. Simultaneously, it employs a dual environmental sensing unit including visual perception and capacitive liquid level sensing, which executes constant pressure control and active anti-intrusion monitoring in parallel through an intelligent coordinated control unit. When visual detection identifies a risk of water intrusion, the system proactively limits the pump speed; when the capacitive sensor detects liquid water intrusion, it immediately executes an emergency shutdown. This solves the problem of difficulty in coordinating pressure control and safety assurance in traditional technologies, achieving a unified approach of long-term precise constant pressure and active contamination protection, significantly improving the system's reliability, safety, and intelligence level under complex operating conditions.

The utility model relates to a tool for assisting in installing a feedback piece of a positioner, and relates to the field of instrument control valves. According to the technical scheme, the auxiliary support, the magnetic block and the positioning bolt are arranged, the first positioning hole is formed in the bottom of the auxiliary support, the magnetic block is provided with the threaded through hole, and the screw rod part of the positioning bolt sequentially penetrates through the first positioning hole and the threaded through hole and then is magnetically inserted into the mounting hole of the mounting support of the pneumatic actuator; wherein the auxiliary support is provided with two sets of second positioning holes which are symmetrically formed, and the hole distance between the two sets of second positioning holes corresponds to the stroke of the pneumatic executing mechanism so that a feedback shaft of the positioner can be installed in an auxiliary mode. Under the condition, the device can be suitable for pneumatic actuating mechanisms with multiple stroke specifications, the positioner feedback piece can be quickly positioned and mounted, and the mounting consistency is high; when the pneumatic actuating mechanism is opened by 50%, the feedback rod can be ensured to be horizontal, and the linear adjusting performance of the positioner on the pneumatic actuating mechanism is improved.

The invention relates to the technical field of color change film detection, and discloses an automobile color change film defect detection method and detection device.The automobile color change film defect detection device comprises a detection table, supporting plates are symmetrically arranged on the inner wall of the surface of the detection table, a lifting driving column is arranged on one side of the detection table, and a lifting frame is slidably connected to the inner wall of the lifting driving column; a control instrument is fixedly installed at the top of the lifting frame, a high-definition detection head is fixedly connected to the bottom of the control instrument, a sweeping assembly is arranged on the surface of the detection table and comprises a main rotating shaft, the main rotating shaft is rotationally connected to the top of the detection table, and a sweeping rod is fixedly connected to the outer wall of the main rotating shaft. The cleaning rods are driven by the main rotating shaft to rotate, the bottoms of the cleaning rods sweep along the upper portion of the detection table, pollutants on the surface of the film body can be effectively removed, a clear detection environment is provided for a high-definition detection head, and therefore the accuracy of detection of indexes such as color uniformity, surface flatness and flaws of the color-changed film body is improved, and the overall detection quality is improved.

A function management system includes: an information collection unit configured to collect failure information including information about a failure of an electronic controller loaded in the vehicle and / or information about a failure of an instrument controlled by the electronic controller; and a determination unit configured to determine whether or not execution preparation for utilization start is possible for each of the option functions, and the determination unit determines that the execution preparation of the option function is impossible when a failure has been found in the electronic controller or the instrument required for execution of the option function, for each of the option functions, based on the failure information.

The invention discloses a negative pressure purification method and device for electronic grade triethyl phosphate, and the method comprises the following steps: S1, carrying out pretest on an equipment main body, a vacuum system, a heat conduction oil system, a cooling system and an instrument control instrument, and ensuring that all test indexes meet requirements; s2, opening a vacuum pump to vacuumize the vacuum buffer tank with condensation; meanwhile, refrigerant circulation of the vacuum condenser is started; s3, the raw materials are conveyed to the light component removal tower through a raw material feeding pump and a raw material feeding flow meter for controlling the feeding flow; s4, light component removal by a light component removal tower: when the content of light components at the bottom of a sample detection tower meets the requirements, conveying materials at the bottom of the light component removal tower to the heavy component removal tower through a heavy component removal tower feeding pump; s5, de-weighting by a de-weighting tower, and conveying the material to a product tank when the sampling is qualified; and S6, filtering to obtain an electronic-grade TEPO product. The boiling point of TEPO is reduced through negative pressure, and high-temperature decomposition is avoided; equipment is simplified through two-stage rectification (light component removal and heavy component removal); impurity introduction and material loss are reduced through nitrogen protection and vacuum condensation.

The method, device, electronic equipment and computer storage medium for remote experiment disclosed in the application improve the sense of immersion of a user in remote experiment and enhance the reality of experiment by selecting a target experiment device in a display interface of a remote experiment device in a real instrument style. Setting and operation information of the target experiment instrument is generated, which is used for a backend communication layer to send the setting and operation information to an instrument control layer, which is used for the instrument control layer to set parameters of the instrument according to parameters in the setting and operation information and control the experiment instrument to connect the target experiment instrument according to connection information. After the target experiment instrument completes parameter setting and connection, the instrument control layer receives data sent by the target experiment instrument and sends the data to the remote experiment device through the backend communication layer. Accurate data is displayed on the target experiment instrument in the operation interface, which improves the sense of immersion of the user in remote experiment and enhances the reality of experiment.

The invention relates to the technical field of software development. The invention discloses a modularized code-free platform, which adopts a five-layer architecture and comprises an application presentation layer, a test report presentation layer and a test report presentation layer, the configuration engine layer is used for analyzing the structured configuration file and generating an executable process model; the test execution layer is used for scheduling and executing a test flow defined by the process model; the hardware abstraction layer is used for providing a unified instrument operation interface and managing a mapping relation between a logic signal and physical hardware; and the equipment driving layer is used for realizing communication with specific instrument equipment. According to the method, a configuration-as-a-service mode is adopted, so that business personnel can quickly construct an application on the premise of not writing codes, the technical threshold is remarkably reduced, and the response speed is increased; business personnel only need to edit Excel to complete configuration of a complex instrument control process, and codes do not need to be written.

The application relates to a system and a method for realizing a man-machine interaction interface based on a vehicle machine and a storage medium, and belongs to the technical field of automobile intelligent cockpits. The system comprises a cockpit control component, a first display component and a second display component. The cockpit control component is connected with the first display component and the second display component respectively. The cockpit control component is used for generating a vehicle machine business software window and calculating and generating an instrument business software window according to data transmitted by a vehicle-mounted data acquisition component. The first display component and the second display component are respectively used for displaying the vehicle machine business software window and the instrument business software window. The vehicle machine business software window and the instrument business software window are generated by the cockpit control component, and the calculation business of the original instrument end is also completed by the cockpit control component, so that an instrument control component does not need to be additionally arranged, the weight and the cost of the whole vehicle are reduced, and user individualization functions, upgrade iteration and function expansion can be better realized.

The application discloses an industrial vehicle identity recognition and unlocking system based on image recognition and fingerprint comparison, comprising: a multi-modal biological feature modeling module for collecting face images, voice prints and fingerprints to generate identity potential vectors; an identity verification and unlocking control module for performing authorization comparison based on the face, the fingerprint and the identity potential vectors and outputting an unlocking instruction; a running track construction module and a baseline track generation module for constructing a running track set and a baseline track set to obtain a differential feature sequence; a decomposition reward structure construction module and a MaxEnt IRL learning module for constructing a basic reward and a personalized reward to establish an improved MaxEnt IRL model; a time sparse strategy solving module and an instrument control execution module for solving a time sparse instrument control strategy and generating an instruction after identity verification is passed. The application improves the industrial vehicle enabling safety and the effectiveness of alarm decision in the running process.

The invention discloses a multifunctional rehabilitation physiotherapy instrument control method and device based on a combined waveform, and relates to the technical field of rehabilitation physiotherapy control, and the method comprises the steps: extracting morning stiffness response features and multi-frequency impedance features from an initial evaluation data set, carrying out the correlation integration, and generating a morning stiffness impedance combined atlas; performing control stage path judgment and output region distribution on the morning stiffness impedance combined map, generating a stage distribution result, performing combined waveform arrangement, and generating a combined waveform initial prescription map; performing channel expansion and time sequence loading on the combined waveform initial prescription map, reading state change information of each output channel, performing association arrangement according to the output channels and an execution time sequence, and generating a real-time control response set; and performing parameter correction and stage rearrangement on the real-time control response set, synchronously updating a channel control relationship in the combined waveform initial prescription map, and generating a closed-loop updated prescription map. The method supports continuous connection of control stage path judgment, output area distribution and combined waveform arrangement.