122 results about "Control level" patented technology

The invention relates to the technical field of power system monitoring and control, and discloses a full-dimensional real-time monitoring stable operation linkage system for a power system. The system comprises a multi-dimensional data acquisition module for acquiring and cleaning operation data; the spatial-temporal feature mapping module is used for generating a spatial-temporal feature coordinate cluster containing a multi-dimensional association relationship; the dynamic monitoring module is used for adjusting a threshold value, dividing a monitoring interval and extracting an index; the stable operation linkage control module is used for constructing a model to generate a stable operation control strategy; and the feedback optimization module is used for fusing the multi-source data to output a regulation and control instruction. The system is further provided with an early warning module, and the early warning module associates and analyzes the real-time regulation and control instruction and the equipment health degree and triggers emergency response. Through cooperative work of all the modules, full-dimension real-time monitoring and stable operation control of the power system are realized, the data processing and analysis capability and the accurate regulation and control level are improved, the stability and reliability of the system are enhanced, and the equipment loss and the operation cost are reduced.

The invention relates to the field of laboratory environment control, and discloses a laboratory environment abnormity self-adaptive linkage control system based on multi-source heterogeneous perception, which comprises the following steps: when any environment parameter exceeds a set safety threshold value, judging whether comprehensive environment abnormity exists in combination with the numerical value change trend of other types of sensors; based on historical monitoring data and real-time sensing data, constructing a multi-dimensional environment characteristic spectrum, and identifying internal association and change paths between abnormal signals; whether linkage control measures are needed or not is evaluated by analyzing the current anomaly type and the influence area; dynamically generating a linkage control path and a priority sequence according to a system topological structure and an equipment operation state, and determining equipment objects needing to be linked; and according to the generated control path and parameters, the operation state of related equipment is automatically adjusted, active response control for abnormity is completed, and an environment feedback result after control is monitored. The method has the advantage of improving the intelligent control level.

The invention relates to a mass spectrometer ion detector micro-current multistage amplification circuit, which comprises a primary amplification circuit, a voltage following circuit, a secondary amplification circuit, a gain adjustment control circuit and an analog-to-digital conversion circuit, the gain adjustment control circuit can dynamically adjust the gain gears of the first-stage amplification circuit and the second-stage amplification circuit, 16 groups of different amplification gains can be achieved in total, and the application requirement for simultaneous detection of nine orders of magnitude of substances with different concentrations is met. The circuit is simple and reliable, is flexible and convenient to use, greatly widens the detection range of the mass spectrometer, and improves the automatic control level and detection efficiency of the mass spectrometer.

The invention discloses a circulating pump control method based on a PLC, and relates to the technical field of circulating pump control, and the method comprises the steps: collecting key working condition data of a circulating pump, calculating a flow instantaneous deviation value, inputting the deviation and the real-time key working condition data into a lightweight digital twinborn model embedded in the PLC, and predicting flow output under an ideal working condition. Comparing with an actual value to obtain a deviation factor, correcting a current PID parameter based on the deviation factor, and calculating a target output frequency in combination with the flow deviation; and the PLC dispatches the current optimal pump set and the corresponding frequency in combination with the target output frequency and the health index and the operation duration of each pump, soft start-stop control is executed, and the selected pump sets are stably started one by one. The problems of response lag and extensive dispatching of a traditional control method are solved, and the intelligent control level and engineering adaptability of the circulating pump control method are remarkably improved.

The invention relates to the technical field of a preparation method of a determination kit for in-vitro determination of adiponectin in a human body, and particularly discloses a preparation method of a determination kit for in-vitro determination of adiponectin in a human body, which comprises the following steps: a coupling process; an S-shaped bent pipe is installed on the side connector, an upper connector is kept in an open state, a perfusion device adds 0.3-0.4 volume of a sealing buffer solution into the glass bottle, and 0.1-0.2 volume of the sealing buffer solution is injected into the glass bottle through an injection connector; and a storage process: closing the filling interface, opening the cover body, installing the up-down extending pipe, covering the cover body, opening the filling interface, carrying out resuspension ultrasonic treatment by using the storage buffer solution, and carrying out centrifugal washing for three times, thereby finally obtaining the adiponectin latex antibody. The device is easy and convenient to operate, simple in structure, independent of the manual control level and high in preparation efficiency, the situation that materials are left in a small-size glass bottle, consequently, the material ratio is difficult to control, and a small amount of confining liquid is needed is avoided, and the prepared adiponectin latex antibody is good in accuracy.

The invention relates to a pharmaceutical composition as well as a preparation method and application thereof. The pharmaceutical composition comprises eperisone or pharmaceutically acceptable salt thereof and a stabilizer citric acid. According to the eperisone hydrochloride tablet disclosed by the invention, by adding a proper stabilizer, the impurity control level of the eperisone hydrochloride tablet is improved, the stability of the product in a long-term storage process is improved, and the product quality is further improved.

The invention discloses a laser cleaning device and method for a base. The laser cleaning device comprises a horizontal sliding table, a laser ranging unit, a laser cleaning unit and a control unit. The horizontal sliding table is used for bearing the base and driving the base to move according to a preset path; the laser ranging unit is located on the side, away from the sliding table, of the base, is in communication connection with the control unit and is used for measuring the focusing distance of attachments on the surface of the base and transmitting the focusing distance to the control unit. The control unit is in communication connection with the driving control end of the horizontal sliding table and the laser cleaning unit and used for controlling the cleaning laser beams output by the laser cleaning unit to be focused on the attachments according to the focusing distance while controlling the horizontal sliding table to move according to the preset path so as to clean the attachments. The laser cleaning device is used for cleaning attachments on the base, the requirement for the operation environment is low, the cost can be reduced, and the efficiency is improved.

The embodiment of the invention provides an automatic addressing method, device and system for a hydraulic support, electronic equipment and a readable storage medium. The automatic addressing method for the hydraulic support comprises the steps that at least one electro-hydraulic controller is determined as a first controller; determining an address parameter of the first controller as a first addressing address; controlling the Bluetooth module corresponding to the first addressing address to send a detection signal, and receiving a feedback signal returned by the Bluetooth module corresponding to the at least one electro-hydraulic controller; determining a second addressing address according to the detection signal, the feedback signal and the first addressing address; determining an addressing instruction frame corresponding to the second addressing address; and transmitting the addressing instruction frame to the electro-hydraulic controller corresponding to the second addressing address through the controller local area network bus, determining a standard response frame, and determining a second controller corresponding to the standard response frame. According to the scheme, electro-hydraulic control automatic addressing is achieved, and the coal mine fully-mechanized coal mining automation control level and production efficiency are improved.

The invention discloses a low-power-consumption standby control system based on a logic device. The low-power-consumption standby control system comprises a data receiving and transmitting driving unit, a logic control unit, a triggering unit and a self-holding control unit. The logic control unit adopts a NOT gate and OR gate combination to perform accurate logic processing on the output level of the data transceiving driving unit to form a control level; and the trigger unit latches a control level by using a D trigger, so that quick response can be ensured when an effective wake-up signal is received. A digital isolator is arranged between the data transceiving driving unit and the logic control unit, so that electrical interference is effectively prevented; meanwhile, a stable filtering assembly in the self-holding control unit carries out isolation amplification and noise reduction processing on the trigger signal, and the stability of the system is further improved. Intelligent power management is realized, and when the system does not need to work, power supply is cut off, so that the power consumption of the system is further reduced, and the service life of equipment is prolonged.

The invention relates to a multi-mode switching anti-surge control method for a compressed air energy storage centrifugal compressor, which comprises the following steps: acquiring pressure and flow information at an inlet of the compressor, calculating a deviation value and a deviation change rate, and determining a control mode by a microprocessor; the fuzzy control part determines a control trend by inquiring a fuzzy membership table, the PID control part controls pressure through an outer ring and controls flow through an inner ring, weights of the pressure and the flow are distributed by a switching function, and finally, an output current signal is used for controlling the opening degree of an anti-surge valve, so that the surge phenomenon is inhibited. Therefore, the problems that an existing anti-surge passive control method mainly stays at a traditional PI control level, but a traditional PID control algorithm is greatly influenced by disturbance and model mismatch, and the anti-surge control application effect is greatly influenced are solved, the method can cope with scenes such as large wind power fluctuation and strong reality of illumination uncertainty factors, and the method is suitable for large-scale popularization and application. The method is suitable for compressed air energy storage large-scale wind and light absorption.

The invention discloses a variable-frequency power distribution system load control method and system, and the method comprises the steps: building a load operation feature library through collecting the current and voltage data of a power distribution loop, recognizing a motor load and a resistive load, and generating a variable-frequency flexible starting sequence; detecting harmonic content according to the power supply voltage waveform to generate harmonic distribution data, obtaining a filter inductance capacitance value and establishing voltage compensation configuration; performing power demand analysis on the variable-frequency flexible start sequence to identify a peak power period, generating a power distribution parameter based on power complementary association, executing power transfer processing between loads to form balanced start configuration, and coordinating the balanced start configuration and voltage compensation configuration to construct a control parameter set; and carrying out system resonance point detection on the coordination control parameter set to identify a dangerous parameter area, planning a safety parameter channel and generating a frequency conversion control instruction, so that integrated intelligent coordination of load control, electric energy quality management and system safety protection is realized, and the intelligent control level of a power distribution system is improved.

The invention belongs to the technical field of vehicle control, and discloses a networked automobile CAN bus control method and system, and the method comprises the steps: analyzing multi-source data of a networked automobile, constructing a multi-level control architecture based on an analysis result, setting a condition threshold value between control levels, and employing a genetic algorithm to dynamically optimize the condition threshold value as a control threshold value; constructing a threshold prediction model by using a time sequence prediction algorithm, predicting the state and operation scene change of an electronic control unit in the networked automobile by combining the obtained historical multi-source data, and generating a control prediction threshold; and in combination with the control threshold value and the control prediction threshold value, generating a cooperative control value through a cooperative recommendation strategy, and formulating a corresponding control strategy. According to the invention, a multi-level control architecture is constructed through multi-source data analysis, a communication threshold is dynamically optimized in combination with a genetic algorithm, the CAN bus load is reduced, the communication efficiency and real-time performance are improved, key message delay is avoided, and the stability and resource utilization capability of a vehicle-mounted network are enhanced.

The invention relates to a pumped storage equipment maintenance method and device, computer equipment, a computer readable storage medium and a computer program product. The method comprises the following steps: acquiring equipment data of pumped storage equipment; inputting the equipment data into a pre-trained fault analysis model to obtain a fault analysis result of the pumped storage equipment; inputting the fault analysis result into a pre-trained equipment state recognition model to obtain the equipment state of the pumped storage equipment; the equipment state comprises a target health degree and a target importance degree; according to the target health degree and the target importance degree, the control level of the pumped storage equipment is determined; querying a maintenance strategy library according to the management and control level to obtain a maintenance strategy corresponding to the management and control level, and taking the maintenance strategy as a maintenance strategy of the pumped storage equipment; and performing corresponding maintenance processing on the pumped storage equipment according to the maintenance strategy of the pumped storage equipment. By adopting the method, the maintenance effect of the pumped storage equipment can be improved.

The invention relates to the technical field of industrial equipment control, in particular to a non-intrusive screen monitoring image-text dynamic recognition system and method, the system comprises a region configuration module, a visual perception module, an intelligent decision module and a control execution module, and based on the system, the recognition method comprises the steps of determining a to-be-detected screen region in response to a configuration operation of a user; and identifying the preprocessed image through a screen self-capture technology running in a host operating system, outputting an instruction when an identification result is abnormal, and controlling the industrial equipment to start and stop. Equipment state information is obtained through a non-intrusive mode of a visual level, a non-intrusive relay series mechanism of a control level is adopted, and state monitoring and closed-loop control of an old industrial equipment man-machine interface can be achieved on the premise that hardware is not transformed and an internal communication protocol of the equipment is not accessed. The industrial problems of'interface false alarm 'and'out-of-control execution' are solved, and the method has the advantages of high compatibility, low cost and fast deployment.

The application provides a kind of air energy storage series compressor unit fault parking control method, belongs to air energy storage series compressor unit technical field, comprising: in parameter meets alarm condition but has not reached interlock failure before, carry out early warning shutdown protection, as the third parking control logic outside normal parking and interlock parking, form a new control level.When the parameter is abnormal but has not reached the fault interlock value enough to cause equipment damage, actively and in advance intervene the compressor unit, control the compressor unit to execute safe unloading and lossless parking, increase the parking protection logic before the failure interlock of unit operation to control the unit to stop safely in advance, avoid the loss of unit shutdown caused by interlock parking from the root;Since the safe unloading of the unit is completed in the early warning stage, the unit can be stopped without loss, not only eliminating the impact damage to the compressor, gear box and other key mechanical components, but also directly avoiding the significant economic loss caused by equipment damage.

The application provides a control box and a control system of an aluminum electrolysis cell cover plate, and relates to the technical field of equipment control. The control box is provided with a control unit, a touch screen and a load driving circuit. The control unit and the touch screen are electrically connected to obtain input control instructions. The control unit is also electrically connected to the input end of the load driving circuit. The first output end of the load driving circuit is connected to multiple groups of overturning electromagnetic valves. Each group of the overturning electromagnetic valves is arranged in the air path control box. Each group of the overturning electromagnetic valves is drivingly connected to the two ends of the first driving member in each cover plate, so that the load driving circuit outputs overturning control levels to the corresponding overturning electromagnetic valves of the cover plates to be controlled according to control levels. As a result, the overturning electromagnetic valves drive the first driving member in the cover plates to be controlled to drive the overturning cover plates to perform overturning actions under the action of the overturning control levels. The user operation is facilitated, the labor intensity of workers is reduced, and the cover plates of the aluminum electrolysis cell are safely controlled.

The application discloses a liquid supply device and a control method thereof. The liquid supply device comprises a liquid supply mechanism, a drop nozzle, a protection tunnel, a sensing mechanism and a control mechanism. The liquid supply mechanism comprises a liquid storage bottle, a first pipeline and a peristaltic pump assembly. The first pipeline is connected with the liquid storage bottle and the peristaltic pump assembly at two ends respectively. The drop nozzle is connected with the peristaltic pump assembly. The drop nozzle is arranged at the deepest part of the protection tunnel. The protection tunnel only allows the tongue of an animal to extend in. The sensing mechanism comprises a first sensing assembly. The first sensing assembly is arranged in the protection tunnel and close to the drop nozzle. The control mechanism is connected with the sensing mechanism and the peristaltic pump assembly respectively. The liquid supply device blocks other parts of the experimental animal from contacting the drop nozzle from the structural level. The controller analyzes the first shielding signal, the signal characteristics and the second shielding signal. The double combination of the structural level and the control level realizes the high-confidence liquid supply control of once quantitative liquid supply only when the real licking behavior of the animal occurs. Therefore, the accuracy of the feeding experiment is improved significantly.

A power amount control device (10) has a storage unit (180) that stores situation information as training data (550). The power amount control device (10) also comprises a training data reuse unit (161) that, if new situation information including an unencountered outside air temperature range that is not stored as the training data (550) is generated in an operation stage, identifies situation information having the same in-room initial temperature level, load arrangement pattern, and air-conditioning control level in an outside air temperature range closest to the outside air temperature of the unencountered outside air temperature range, reuses an air-conditioning power function and a temperature function indicated by the identified situation information, and sets the air-conditioning control level indicated by the identified situation information to the new situation information after a prescribed adjustment process has been carried out.

A power system is provided that can suppress node power from oscillating around a system target value. [Solution] A power system S1 is connected to a power grid and controls node power at a node with the power grid. The power system S1 includes a processing device A1 and multiple power control devices B1. Each of the multiple power control devices B1 calculates a induced command value from the difference between the node power and a system target value using control information generated by the processing device A1, and controls the output power of a corresponding power device using the calculated induced command value. The multiple power control devices B1 include a discrete control device B11 that switches between multiple control levels in response to changes in the induced command value, causing the output power of the corresponding power device to change discretely. When the discrete control device B11 detects the occurrence of chattering, which is repeated switching between two of the multiple control levels, it fixes the aforementioned difference to zero and calculates the induced command value.

The invention discloses a rotating handle control type electric riding device which comprises a rack, a handrail, a front leg assembly, a rear leg assembly and rotating wheels. The front leg assembly and the rear leg assembly are fixedly installed on the front portion and the rear portion of the machine frame respectively, rotating wheels are installed on the front leg assembly and the rear leg assembly, at least two front wheels or two rear wheels in the rotating wheels are driving wheels, and the control module comprises a left control rotating handle, a right control rotating handle and a controller; the controller is electrically connected with the driving wheel and used for controlling the rotating direction and speed of the driving wheel. An operator of the device can control all motions and directions of the toy by means of a natural and intuitive control handle, and the control fun is greatly improved. The immersive experience feeling of man-machine interaction is stronger, the requirement for the control level is low, and the device is suitable for playing of low-age children.

An air-conditioning control device is provided with: a control level setting unit (3) that sets an energy-saving control level for an air-conditioning device on the basis of the amount of change in the intake temperature of the air-conditioning device for a fixed period of time immediately after the air-conditioning device is stopped; and an energy-saving control unit (5) that performs energy-saving control of the air conditioner on the basis of the energy-saving control level.

This invention relates to the field of intelligent robot control technology and provides a deep learning-based intelligent service robot control system. The system constructs a multimodal semantic reasoning model to fuse and model multi-source perception information such as vision, LiDAR, and radar. Within a unified semantic space, it performs tasks such as target detection, navigable area understanding, and dynamic obstacle analysis, improving the consistency of environmental perception. To address the training instability caused by non-stationary changes in the indoor environment, a smooth function-based two-layer optimization method is introduced to achieve adaptive optimization of multi-task trade-offs and fusion strategies, enhancing the stability and robustness of semantic reasoning. Furthermore, at the decision-making and control level, a hierarchical reinforcement learning method based on an enhanced Option-Critic architecture is employed to achieve synergy between task decision-making and continuous control, thereby improving the robot's safety and execution efficiency in complex service tasks.

The invention provides an anti-blocking control method and device, and the method comprises the steps: carrying out the position division and control grade division of temperature control regions of equipment, and carrying out the clustering of all temperature control regions according to structure parameters, and obtaining different control regions; collecting material properties and monitoring data of an equipment wall surface, calculating a material change coefficient according to the material properties and the monitoring data, and if the material change coefficient meets a trigger condition, updating the control level of each temperature control area according to the material change coefficient; switching the working mode of each control area according to the equipment state, and if the working mode is switched into an adjusting mode, outputting a vibration control adjusting matrix and a temperature control adjusting matrix of each control area according to the anti-blocking level and the control level of each temperature control area; controlling the vibration module according to the vibration control adjusting matrix, and controlling the heating module according to the temperature control adjusting matrix. Dual-mode collaborative anti-blocking control is realized through zoning temperature control and internal vibration, and the maintenance cost and the overall energy consumption are reduced.

The invention discloses an active safety automatic braking control method, system and device and a medium, and relates to the technical field of vehicle automatic driving, and the method comprises the steps that the opening degree of a vehicle accelerator pedal is collected in real time, and when the opening degree is smaller than a preset value, the distance and the relative speed between the vehicle accelerator pedal and a target object are determined through an image device. And determining a vehicle control grade and a corresponding strategy based on the distance, the speed and the safety threshold in combination with a control grade standard, and executing braking processing. And after a driver braking force instruction is received, braking is adjusted according to the demand parameters including the target hydraulic force, the servo motor current and the torque. According to the invention, the adaptability and safety of the vehicle in a complex traffic environment can be integrally improved.

The invention provides an FPGA-based airborne stepping motor control system and method, and belongs to the technical field of motor control, and the system comprises a logic part, a drive part and a two-phase full-bridge part, and the logic part comprises an FPGA interface processing module used for receiving a control instruction; the FPGA motor control module is used for analyzing and issuing the control instruction, and deciding whether to cut off the output according to the tripping signal; the driving waveform generation module is used for generating a control signal according to an analysis result and feeding back a completion state to the DSP after the rotation of the stepping motor is completed; the tripping detection module is used for detecting the current of the stepping motor in real time and deciding whether to generate a tripping signal or not according to the current value. The driving part is used for controlling and driving isolation, controlling level conversion of signals and rapidly driving an electronic switch; and the two-phase full-bridge part is used for inverting direct current into alternating current to drive the stepping motor. According to the invention, the driving reliability and safety of the stepping motor are improved, and the development cost is reduced.

The present invention belongs to the field of numerical control technology and specifically discloses a following error control method and system for the swing axis of a numerically controlled machine tool. The method includes the following steps: during the movement of the machine tool, the numerical control system calculates the current velocity feedforward, acceleration feedforward, and swing axis gravity torque feedforward based on the command signal of the swing axis i in the current control cycle k, and sends the calculated value to the driver to obtain the feedback velocity signal and the signal output by the current loop; the LESO inside the driver estimates the external disturbance in the current control cycle based on the feedback velocity signal and the signal output by the current loop, and feeds the disturbance forward into the current loop to complete the feed motion in the current control cycle. The present invention reduces the following position error of the swing axis of the numerically controlled machine tool, achieving a following accuracy control level that matches that of a linear axis, thereby improving the final processing accuracy.

The invention provides a storage device management method and device, equipment and a readable storage medium. The method comprises the steps that the remaining life of a managed storage device is acquired; in response to an event of which the residual life is smaller than a health threshold value, querying and obtaining a corresponding control level, and configuring a write-in control strategy of the managed storage device according to the obtained control level; and executing write control of the managed storage device according to the write control strategy. According to the technical scheme, the remaining life of the storage device is monitored in real time, the hierarchical write-in control strategy is intelligently configured, and the service life of the storage device is effectively prolonged. When it is detected that the remaining life is lower than a health threshold value, a write-in strategy is automatically adjusted, key data write-in is preferentially guaranteed, unnecessary write-in operation is reduced, premature failure of storage equipment such as an EMMC is avoided, long-term operation stability of a BMC system is improved, optimal utilization of hardware resources is achieved, and the reliability of the system is remarkably improved.

The invention discloses an internal thread pipe forming process, relates to the technical field of internal thread pipe machining, and aims to solve the problems of low intelligent control level and poor adjustment precision in the prior art. The technical scheme is that the internal thread pipe forming process comprises the five steps of pipe blank preparation, preliminary forming, spinning adjustment, spinning tooth forming and subsequent treatment; a servo motor is controlled through a servo system, the servo motor drives a hollow rotating table, then a movable plug is driven to adjust the position of a core head, and in the drawing process, an operator can manually input the position of the core head according to the surface condition of a product or automatically adjust the position by setting a time interval; a servo control system of the process is utilized to realize a new process breakthrough of continuous micro adjustment of the position of the core head in the pipe drawing process; due to the uniformity of spinning at the position of the core head, the quality of the outer surface of the product is remarkably improved, and the gram weight per meter, the ellipticity and the wall thickness deviation of the product can be more accurately controlled.

The application discloses a water purifier and a control method, wherein the water purifier comprises a water production branch, a post device, a pure water return branch and a waste water return branch, and a booster device; the water production branch comprises a filter inlet, a filter, a pure water outlet and a waste water outlet; when the filter satisfies a washing condition, the filter is washed in a first stage and / or a second stage; after the washing operation is completed, when a water taking instruction is received, according to a preset water making mode, the water production branch is controlled to perform a water making operation, and pure water discharged from the pure water outlet is buffered to the post device to be taken in a first stage and / or a second stage. It can be seen that the application can provide a way of buffering pure water by using the post device to solve the problem of poor water quality of the first cup of water, and a multi-stage water path control mechanism combining pure water and waste water circulation is used to make water and wash the water purifier, so that the intelligent control level of the water purifier is significantly improved.

The invention discloses a synchronous control method of a multi-axis linkage master-slave type follow-up lifting system, and relates to the field of lifting platform control, and the synchronous control method comprises the following steps: S1, setting a synchronous control object of the multi-axis linkage master-slave type follow-up lifting system, and defining a control target; s2, establishing signal acquisition and establishing a communication mechanism for synchronous control; s3, in order to achieve synchronous control, operational logic of signal collection and a control level of a multi-axis linkage master-slave type follow-up lifting system are set; s4, before synchronous control is executed, a reference position of a synchronous control object is calibrated; s5, monitoring a control process and feeding back an abnormal state during starting and executing synchronous control; and S6, correspondingly feeding back an abnormal state, and triggering a protection action.