Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

858results about How to "Realize automatic adjustment" patented technology

AI workflow automatic management method based on creative scene

The invention provides an AI workflow automatic management method based on a creative scene, and relates to the technical field of data processing, and the method comprises the steps: obtaining initial data input by a user, extracting key elements from text data, analyzing related characteristics from non-text reference data, constructing an initial task chain, and analyzing a dependency relationship of task units, the method comprises the steps of generating a dependency path set, carrying out weight calculation on a dependency relationship among task units in the dependency path set, optimizing an initial task chain, generating a dynamic task chain table, selecting an applicable tool from an AI tool library, allocating a corresponding tool resource for each task unit, constructing an execution workflow, and dynamically running the execution workflow. Obtaining intermediate result data, detecting whether the intermediate result data meets the requirements of the logical relationship and the content style, and adjusting inconsistent parts to generate output result data; the intelligent degree of the workflow is improved.
Owner:XIAMEN ERWANLI CULTURE MEDIA CO LTD

Laser cutting control method, device and equipment for rock plate and storage medium

ActiveCN119282424AUnderstand the light intensity distributionMonitor deviations in real timeImage enhancementImage analysisPoint cloudEngineering
The invention relates to the field of laser cutting control, in particular to a laser cutting control method, device and equipment for a rock plate and a storage medium. The method comprises the following steps: acquiring a laser cutting reflection signal based on an optical fiber detector; digital processing is conducted on the laser cutting reflection signals, light intensity distribution fitting is conducted, and a light intensity distribution diagram is constructed; light distribution topological structure analysis is carried out on the light intensity distribution diagram, and a real-time cutting morphology point cloud model is constructed; performing real-time morphology deviation comparison on the real-time cutting morphology point cloud model based on a preset theoretical rock plate cutting morphology to obtain a morphology deviation parameter; acquiring real-time operation state parameters of the laser cutter; and cutting deviation compensation calculation is conducted on the real-time operation state parameters of the laser cutter based on the morphology deviation parameters, a dynamic cutting control strategy is obtained, and response data in the laser cutting correction process are continuously monitored. According to the laser cutting control system, efficient and accurate laser cutting control is achieved, and the laser cutting deviation is effectively reduced.
Owner:广东研基建材科技有限公司

Method and system for processing abnormal operation of photocuring 3D printing

The invention discloses a processing method and system for abnormal operation of photocuring 3D printing. The method comprises the steps that parameter values of all operation parameters in the printing process of photocuring printing equipment are collected; according to the parameter values, abnormal operation parameters in all the operation parameters are searched for; if the abnormal operation parameters are not found, inputting all the operation parameters and parameter values thereof into a pre-trained AI-based first printing fault prediction model, and predicting a potential printing fault type and a fault degree thereof; according to the printing fault type and the fault degree of the printing fault type, the parameter value of each operation parameter is adjusted, so that the predicted printing fault type is free of faults, and abnormal operation parameters do not exist in the operation parameters. By utilizing the embodiment of the invention, the timeliness and accuracy of fault detection can be improved by acquiring the real-time operation parameters, identifying abnormal conditions and predicting the fault type and degree based on the AI model, the automatic adjustment of the printing parameters is realized, and the stability and reliability of the printing process are ensured.
Owner:SHENZHEN ELEGOO TECH CO LTD

GMM (Gaussian mixture model)-based chemical data analysis method

According to the chemical data analysis method based on the Gaussian mixture model (GMM), the abnormal probability of each data point in the chemical data is accurately calculated by adopting the Gaussian mixture model (GMM), and the data change is adapted by dynamically adjusting a threshold value, so that the effective identification and segmentation of the abnormal data are realized. By analyzing the probability distribution of each data point, the initial threshold value can be set based on the abnormal probability of the data point, and it is ensured that the threshold value is closer to the distribution characteristic of actual data. According to the method and the device, automatic adjustment of the initial threshold is realized, and the threshold is updated according to the trend of the newly added data to ensure that the adjustment direction of the threshold conforms to the real-time change of the data, so that the accuracy of abnormal data judgment and the real-time performance of operation are improved. Finally, through accurate identification and adjustment, potential problems in the chemical production process are effectively monitored and analyzed, the production process is optimized, and the production safety and efficiency are improved.
Owner:XINJIANG UNIVERSITY

Traction winding device and method based on copper wire production

InactiveCN119527958AFlexible adjustment of the inlet hole diameterImprove winding efficiencyFilament handlingWire rodCopper wire
The invention discloses a traction winding device and method based on copper wire production, and relates to the technical field of copper wire production. The copper wire winding device comprises a winding box used for winding copper wires, and further comprises an adjusting unit which comprises a wire inlet assembly, a driven assembly and an adjusting assembly; and the traction winding unit is arranged on the winding box and used for achieving automatic winding and orderly arrangement of the copper wires and comprises a winding assembly and an arrangement assembly, the winding assembly is used for achieving automatic winding of the copper wires, and the arrangement assembly is used for adjusting the winding positions of the copper wires in the winding process and achieving orderly winding of the copper wires without stacking. The copper wire winding device has the advantages that the winding tension degree of the copper wire can be automatically adjusted according to the curling degree of the copper wire and the winding pressure applied to the copper wire during winding, rapid change of tension of the copper wire during winding is avoided, the winding safety is high, meanwhile, the winding position of the copper wire can be flexibly changed, and the winding efficiency is improved. And arrangement is more uniform and orderly during winding, and the winding effect is better.
Owner:HANGZHOU KUANGSHI TECH CO LTD

Optimization control system of multi-class coupling hydrogen production system based on wind-solar complementation

The invention discloses an optimal control system of a multi-class coupling hydrogen production system based on wind-solar complementation, and relates to the technical field of industrial hydrogen production, an energy source module of the system monitors external environment data in real time, generates a first data set, provides key wind energy and solar energy information for the system, facilitates energy supply prediction, and improves the energy utilization rate. The wind-solar cooperative control module carries out complementary adjustment according to the first data set, the power output efficiency is maximized, the energy utilization rate is further improved, and therefore the overall performance of the hydrogen production system is improved; the electrolytic hydrogen production data acquisition module monitors electrolytic state data in real time, establishes an energy data set, provides key parameters in the electrolytic hydrogen production process for the system, and is beneficial to comprehensively understanding the state of an electrolyzer. The supply fluctuation analysis module obtains a supply evaluation index Gyzs through feature extraction and machine learning calculation, deep analysis of the supply condition is achieved, and a basis for intelligent decision making is provided for the system.
Owner:SUZHOU GOLDEN KEY AUTOMATION EQUIP CO LTD

Flue gas emission continuous monitoring device and monitoring method

The invention discloses a flue gas emission continuous monitoring device and a monitoring method, and relates to the technical field of flue gas emission, the device realizes gas inlet detection and multidirectional gas inlet and gas exhaust of cleaning pipelines and parts through a U-shaped gas inlet pipe, a preheating pipe, a first gas return pipe, a first gas inlet pipe, a gas collection chamber, a condensation pipe, a liquid collection chamber and a second gas return pipe; preheating and heat preservation are achieved through air inlet and air outlet, heat preservation measurement is achieved in the heat preservation shell, pipelines and parts, interference of temperature, oil and particulate matter is effectively reduced, and the monitoring precision is improved; the laser scattering sensor is used for measuring the concentration and the particle size of particulate matters, the optical fiber measuring unit is used for monitoring other components in flue gas, and real-time monitoring and emission component analysis of the flue gas are realized by collecting released liquid and measuring substances dissolved in the liquid; the problems that smoke monitoring is easy to interfere, detection data are easy to fluctuate, and a multi-operation-mode switching technology of a detection device is lacked, so that the smoke monitoring precision is low are solved.
Owner:GUANGDONG WANWEI CONTROL TECH CO LTD

Computer network information security monitoring method

The invention discloses a computer network information security monitoring method, which relates to the technical field of network information security monitoring, and comprises the following steps of: monitoring and collecting network flow data in real time by using a monitoring and collecting module, extracting and recording historical network flow data, judging the abnormal degree of the current flow by using a comprehensive evaluation and adjustment module, and judging the abnormal degree of the current flow. The method comprises the following steps: evaluating the overall risk level of network security, adjusting a network security policy, generating a policy adjustment report, executing the adjusted network security policy by using a security execution module based on the policy adjustment report, and continuously monitoring network traffic by using a monitoring acquisition module. The beneficial effects and optimization innovation of comprehensive assessment, dynamic risk assessment, flexible strategy adjustment and sensitivity improvement are realized, and the optimization and innovation not only solve the problems and defects in the prior art, but also improve the accuracy and reliability of the monitoring system. And a more comprehensive and effective guarantee is provided for computer network information security.
Owner:SHENZHEN BENBAO ELECTRONIC NETWORK CO LTD

Tunnel construction wastewater treatment method

The invention belongs to the field of wastewater treatment, and provides a tunnel construction wastewater treatment method, which uses a system, the system comprises a secondary sedimentation tank, a tertiary sedimentation tank, an integrated device, three on-line sensors for wastewater pH value monitoring and two on-line sensors for wastewater SS value monitoring, the system further comprises a pH first-stage adding device, a pH second-stage adding device, a coagulant adding device and a flocculant adding device, and the online sensor and the adding devices are electrically connected with the controller. According to the treatment method provided by the invention, the dosage of chemicals can be accurately metered according to the change of the concentration and the water quantity of the tunnel construction wastewater, the concentration of the chemical liquid is automatically configured, the flow of the chemical liquid is accurately controlled, and real-time adjustment can be realized according to the change of the water quality and the water quantity of the wastewater. According to the treatment method, a dead-corner-preventing wastewater treatment device is used, so that the problems of sludge deposition and hardening at the bottoms of tank bodies of the coagulation tank and the flocculation tank, especially at the four corners of the tank bodies can be effectively solved.
Owner:CHINA RAILWAY ENVIRONMENTAL TECH ENG CO LTD

Control method of injection molding system and injection molding system

The invention relates to a control method of an injection molding system and the injection molding system.The method comprises the steps that in response to the situation that injection molding equipment enters a pressure maintaining stage, pressure maintaining is conducted on the basis of one value from 80% to 90% of the maximum filling pressure, and pressure change information in the pressure maintaining duration time is collected; responding to a plastic product forming trigger signal of injection molding equipment, and controlling an image acquisition unit to continuously acquire N frames of plastic product images; on the basis of the pressure change information, the N frames of plastic product images and a pre-trained neural network, determining the adjustment directions of the dwell pressure and the dwell time; and based on the adjusting direction, the pressure maintaining pressure and the pressure maintaining time of the next process of the first-stage injection molding equipment are adjusted, and the first-stage pressure maintaining pressure is adjusted to be 4%-7% of the maximum filling pressure. According to the pressure maintaining device, self-adaptive adjustment of the pressure maintaining pressure is achieved.
Owner:SHENZHEN HEIYUN INFORMATION TECH CO LTD

Method and device for realizing accurate hoisting of steel plate by automatically adjusting magnetism

The invention discloses a method and device for achieving accurate lifting of a steel plate through automatic magnetism adjustment, and belongs to the technical field of steel plate lifting control. The method comprises the steps that core parameters of an electromagnet of an electromagnet lifting appliance and observation data in the historical lifting process are collected; the observation data in the historical hoisting process are preprocessed; constructing a reinforcement learning model, and training the constructed reinforcement learning model by using the preprocessed observation data in the historical hoisting process; wherein the reinforcement learning model adopts a self-adaptive learning rate and updating frequency; and the specification and number of the current to-be-hoisted steel plates are obtained, the optimal current of the electromagnet is obtained through the trained reinforcement learning model, and steel plate hoisting is achieved. According to the technical scheme, the electromagnetic attraction can be intelligently and accurately controlled, and the hoisting efficiency and precision are improved.
Owner:UNIV OF SCI & TECH BEIJING

Method and system for testing spot coating on-line coverage rate

The invention provides a point coating online coverage rate testing method and system, and belongs to the field of battery diaphragm preparation, the method comprises the following steps: in response to an external trigger signal, target information and a first distance are obtained, the target information comprises image information of a diaphragm, and the first distance is the distance between a plate roller and a back roller of a point coating device; the dispensing coverage rate of the diaphragm is obtained based on the target information, a second distance between a plate roller and a back roller of the dispensing device is obtained based on the dispensing coverage rate of the diaphragm, and the error amount of the first distance relative to the second distance is determined; determining a preset control parameter of the controller based on the instruction information, and inputting the error amount into the controller with the determined control parameter to obtain a corresponding target control amount; and adjusting a first distance between a plate roller and a back roller of the dispensing device based on the target control quantity. The point coating coverage rate can be automatically adjusted, the manual adjustment time is shortened, the safety of the system is improved, and mechanical injuries to personnel are reduced.
Owner:HEBEI GELLEC NEW ENERGY MATERIAL SCI&TECHNOLOY CO LTD

Circuit device and method for power supply and distribution

The invention relates to the technical field of power supply and distribution circuit devices, in particular to a power supply and distribution circuit device and a method thereof.The power supply and distribution circuit device comprises a transverse frame, a safety release mechanism and an adjusting mechanism, the bottom end of the transverse frame is fixedly connected with two sets of installation fixing rods, and a first supporting rod is arranged at the bottom end of the transverse frame; the two ends of the compensation body are fixedly connected with guide side plates, the two ends of the transverse frame are connected with side limiting plates through rotating shafts, pressure sensors are arranged at the top ends of the sides, close to the compensation body, of the side limiting plates, and power grooves are formed in the two ends of the transverse frame. The device can avoid chain collapse accidents caused by insufficient length of the electric wire during collapse accidents, and meanwhile, the device can protect the line to the greatest extent, so that the situation that the electric wire is damaged due to external force in the line repair process is avoided, the repair work of a user is reduced, the normal proceeding of the line repair work is ensured, and the production efficiency is improved. Line power supply time is shortened, and loss is further reduced.
Owner:CHINA WATER NORTHEASTERN INVESTIGATION DESIGN & RES +2

Extruder cable diameter control method, device, equipment and medium

The invention provides an extruder cable diameter control method, device and equipment and a medium, and relates to the technical field of cable production equipment.The method comprises the steps that real-time cable diameter data collected by an outer diameter detector and real-time production parameters corresponding to the real-time cable diameter data are obtained; determining the fluctuation range of the outer diameter of the cable based on the comparison result of the real-time production parameters and the historical production parameters; calculating the change trend of the outer diameter of the cable according to the real-time cable diameter data; according to the change trend of the outer diameter of the cable, judging whether the outer diameter of the cable is within the fluctuation range of the outer diameter of the cable within a preset time period; and if it is determined that the outer diameter of the cable is not within the fluctuation range of the outer diameter of the cable within the preset time period, generating a PID control signal to adjust the rotating speed of the extruder so as to control the outer diameter of the cable. The cable diameter can be automatically adjusted according to the production condition, and the production efficiency is improved.
Owner:WUHAN NO 2 WIRE & CABLE CO LTD

Vortex pump capable of realizing gas-liquid mixed transportation

The utility model discloses a peripheral pump capable of realizing gas-liquid mixed transportation, which comprises a pump body, a pump cover is mounted at one end of the pump body through a bolt, an impeller is mounted at one end of the pump body and positioned on the inner side of the pump cover, and a rotating shaft is mounted at the center of one side surface of the impeller. When gas and liquid form blockage between the impeller and the pump body due to impurities, the pressure of a gap between the impeller and the pump body is increased, and the impeller extrudes the sleeve under the pressure of the gas and the liquid and slides on the rotating shaft, so that the gap between the impeller and the pump body is enlarged, the pressure caused by blockage is offset, and the vortex pump normally conveys; when the vortex pump stops running, the sleeve extrudes the impeller to slide on the rotating shaft under the action of the spring, and the sleeve can just push the impeller to the initial position under the limitation of the length of the rotating shaft, so that the aim of automatically adjusting and guaranteeing the conveying efficiency when the vortex pump is blocked is fulfilled.
Owner:JINGJIANG KAIXUN PUMP & VALVE MANUFACTURING CO LTD

Ultrahigh-pressure automatic control damping valve and pressure control method thereof

The invention belongs to the technical field of back pressure valves, and particularly relates to an ultrahigh-pressure automatic control damping valve and a pressure control method thereof.The damping valve comprises a valve body, a screw and an adjusting nut which are sequentially communicated, a cavity channel is formed in the valve body, the screw and the adjusting nut, and a sealing head and a linear motion mechanism which are connected are sequentially contained in the cavity channel; a driving mechanism is connected outside the adjusting nut; a cavity is formed in the valve body, a fluid inlet is formed in the valve body, the sealing head is arranged in the cavity, and the fluid inlet is tightly attached to the front end of the sealing head. And a pressure sensor is arranged on a pipeline communicated with the fluid inlet. The method comprises the steps that the pressure value in a valve body is detected, and the detected pressure value is fed back to a control panel; the control panel controls the motor to change the size of a gap between the sealing head and the fluid inlet so as to change the pressure value. The pressure in the valve body is automatically and accurately adjusted, the stability of the pressure is guaranteed, and the abnormal condition caused by unstable pressure is eliminated.
Owner:ELITE (SUZHOU) ANALYTICAL INSTR CO LTD +1

Forestry measuring device and measuring method

The invention relates to the related technical field of forestry measurement, in particular to a forestry measuring device and method, and the device comprises a base, the base is provided with a first hoop and a second hoop, and the first hoop and the second hoop are respectively provided with a measuring mechanism; the device further comprises a supporting shaft rotationally installed on the base, the supporting shaft is rotationally connected with the first hoop and the second hoop, a second limiting sleeve is rotationally installed on the supporting shaft, the second limiting sleeve is connected with the measuring mechanism, and when the second hoop rotates, the second limiting sleeve is connected with the measuring mechanism. The elastic telescopic piece on the first hoop is extruded; the gap driving part is installed on the base and controls rotation of the supporting shaft and rotation of the second hoop respectively, trees with different diameters at breast height are measured, meanwhile, automatic adjustment of the position of the base is achieved, it is guaranteed that the trees are located at the center positions of the first hoop and the second hoop in the measuring process, and therefore the accuracy of measured data is guaranteed.
Owner:LUOYANG YASHENGLING AGRI DEV CO LTD

Rapid power control method and system for off-grid micro-grid containing grid-forming distributed power supply

The invention discloses a rapid power control method and system for an off-grid micro-grid containing a grid-forming distributed power supply. The method comprises the following steps: based on a microgrid information physical fusion model, sensing and identifying parameters and operation states of each part of the microgrid through a finite state machine; carrying out detailed modeling and description on each state of the system, and clearly displaying state conversion information and conditions of the micro-grid system; primary control based on a network construction type converter is introduced to control the power of the system, active and reactive power output is adjusted, and when the system senses and identifies corresponding parameter changes, each stage of control is triggered to act; secondary control is introduced to carry out rapid power control adjustment on the micro-grid, frequency and voltage excursion caused by primary control is made up, external disturbance is suppressed, and the power of each part of equipment is reasonably distributed; model predictive control based on data driving is introduced, accurate power distribution and global optimal control are achieved, and the system operates stably.
Owner:NARI TECH CO LTD +4

Cable for new energy electric vehicle

The invention discloses a cable for a new energy electric vehicle, and relates to the technical field of cables for new energy electric vehicles, and the cable comprises circulation cavities which are installed at the outer part of a cable wear-resistant protection sleeve at equal intervals, and are used for enabling gas to be dissipated from an exhaust cavity channel formed in the side surface of the circulation cavities in a surrounding manner when pressurized gas is generated in the circulation cavities, under the cooperation of the current-carrying capacity dynamic self-adaptive adjusting assembly, efficient conduction, resistance reduction and current-carrying capacity improvement are integrally and effectively realized, so that the conductivity of the cable is improved, the energy loss is reduced, the high requirement of a new energy electric vehicle on the cable can be met, the overall use performance and safety of the electric vehicle cable are improved, and the service life of the electric vehicle cable is prolonged. Meanwhile, under the cooperation of the dynamic adjusting assembly, when the current is increased, the internal pressure is dynamically reduced, the service life of the cable is prolonged, automatic adjustment and efficient heat dissipation of the internal pressure and temperature of the cable are achieved, and safe and stable operation of the cable for the new energy electric vehicle is guaranteed.
Owner:CHENGDU YINGMEN CABLE

Scroll compressor with angle-adjustable gas folding sheet

The invention discloses a scroll compressor with an angle-adjustable gas folding sheet, and relates to the technical field of compressors, in particular to the scroll compressor with the angle-adjustable gas folding sheet. The angle-adjustable air folding sheet is arranged on the inner wall, right opposite to an air suction port of the refrigeration compressor, of a shell; the control structure is arranged right above the angle-adjustable air folding sheet; the external controller is connected with the control structure and the motor stator through wires, and the external controller receives the temperature of the motor stator so as to regulate and control the action of the control structure. When the compressor operates, a low-temperature and low-pressure refrigerant enters from the air suction port, flows through the angle-adjustable air folding sheet, enters the shell cavity, then enters the scroll plate structure, is compressed to a high-temperature and high-pressure state and is exhausted from the exhaust port. According to the technical scheme, the problems that in the prior art, an upper baffle is fixed at a large angle, and compressor faults are caused by insufficient motor cooling due to small refrigerant circulation amount are solved; and the upper baffle is fixed at a smaller angle, so that the motor is cooled too much due to the increase of the refrigerant circulation volume, and higher efficiency cannot be met.
Owner:DALIAN SANYO COMPRESSOR

Tower bottom limit load reduction method and device based on blade pre-variable pitch automatic optimization

The invention provides a tower bottom limit load reduction method based on blade pre-variable pitch automatic optimization. The method comprises the steps that an initial variable pitch power interval and an initial pre-variable pitch angle are set; calculating a plurality of tower bottom combined bending moment loads under different wind speeds under the working condition of DLC1.3, and respectively drawing a power-load scatter diagram and a power-load envelope curve diagram according to the maximum load value of the tower bottom combined bending moment and the power of the wind turbine generator when the load value appears; after the pre-variable pitch angle is adjusted, the multiple tower bottom combined bending moment loads under the DLC1.3 working condition and different wind speeds are calculated again, and the maximum value in the multiple tower bottom combined bending moment loads is taken as the maximum tower bottom combined bending moment load value; the maximum load value of the tower bottom combined bending moment is compared with the target load of the tower bottom combined bending moment, and if the maximum load value is smaller than the target load value, calculation of tower bottom limit load reduction is completed. The blade pitch angle can be controlled to change along with the change of power, so that the aerodynamic force borne by the wind wheel is reduced, the tower bottom load is reduced, and the purpose of reducing the tower bottom limit load is achieved.
Owner:CSIC HAIZHUANG WINDPOWER CO LTD

Crushing and grinding device and method for shrimp and crab feed production

The invention discloses a crushing and grinding device and method for shrimp and crab feed production, the crushing and grinding device comprises an F-shaped frame, a driving assembly, a grinding assembly and a forming assembly, the F-shaped frame comprises a vertical rod and two horizontal rods, and four positioning rods which are sequentially arranged in the extending direction of the horizontal rods are fixedly connected between the two horizontal parts of the F-shaped frame; a fixing rod is fixedly connected to the top end of the side, away from the vertical part, of a horizontal rod above the F-shaped frame, a positioning groove is formed in the surface of the first positioning rod, and guide rails are fixedly connected to the surfaces of the two horizontal parts of the F-shaped frame. By arranging the driving assembly, two raw materials are treated separately, and meanwhile, the working efficiency of the two processes is synchronized; by arranging the grinding assembly, the grain raw materials are ground and crushed, and meanwhile automatic adding and guiding-out of the raw materials are completed; and by arranging the forming assembly, the extrusion forming work is synchronously completed while the two raw materials are homogenized and mixed.
Owner:HUAIAN TIANSHEN AGRI AQUA +1

Rubber additive production wastewater settling tank with movable scraper

The invention relates to a settling tank, in particular to a rubber additive production wastewater settling tank with a movable scraper, which comprises a settling tank, and two sides of the settling tank are communicated with drain pipes; wherein a hydraulic rod is arranged in the center of the bottom end of the settling tank, a driving assembly is arranged on the hydraulic rod, a plurality of threaded lead screws are evenly arranged on the driving assembly, a mounting plate is arranged at the ends, away from the driving assembly, of the threaded lead screws, a reciprocating assembly is arranged in the mounting plate, and the driving assembly drives the reciprocating assembly to do linear reciprocating motion through the threaded lead screws; a plurality of first mud scraping assemblies are arranged on the mounting plate, and a plurality of second mud scraping assemblies are arranged at the bottom end of the mounting plate. According to the settling tank inner wall cleaning device, the first mud scraping assembly is arranged to loosen an adhesion layer through impact, an arc-shaped plate of the second mud scraping assembly and a third scraping plate on the arc-shaped plate scrape loose sediments, the first mud scraping assembly and the second mud scraping assembly work cooperatively, the sediments are scraped after being impacted, comprehensive cleaning of the inner wall of the settling tank is achieved, and the cleaning efficiency and effect are improved.
Owner:JIANGSU HONGTAI RUBBER AUX

Line spectrum damping device and method based on dynamic anti-resonance

The invention provides a line spectrum damping device and method based on dynamic anti-resonance, the line spectrum damping device comprises a main mass block, a positive stiffness spring, a base, an inertial element and a self-adjusting element, the upper end and the lower end of the positive stiffness spring are fixed between the main mass block and the base respectively, and the inertial element comprises a lever and an inertial mass block; the lever is movably clamped and positioned through a flexible hinge mechanism fixed on the main mass block and the base, the inertia mass block is fixed at one end of the lever and is connected with the base through a negative stiffness mechanism, the self-adjusting element is fixed on the base, and two fulcrums are arranged at the top end of the self-adjusting element and are respectively contacted with the lever; the lever ratio of the damping device can be adjusted in real time according to the excitation frequency, automatic adjustment of the vibration isolation frequency is achieved, the vibration isolation effect is enhanced, and meanwhile the weight is reduced.
Owner:CHINA SHIP DEV & DESIGN CENT

Shaft wear detection device convenient to replace

The utility model relates to the technical field of shaft wear detection, and discloses a shaft wear detection device convenient to replace, which comprises a detection table, a rectangular box is fixedly mounted at the top of the detection table, a sliding groove is formed in the front surface of the rectangular box, and a moving box is mounted in the sliding groove in a sliding manner; the adjusting mechanism is fixedly mounted at the top of the detection table; and the clamping mechanism is arranged at the top of the detection table and is fixedly connected with the adjusting mechanism. According to the utility model, the automatic adjustment of the moving box is realized by starting the motor 1, so that the convenience of clamping a shaft to be tested is greatly improved, the moving box can be accurately moved and adjusted through the meshing transmission of the helical tooth column 1 and the helical tooth column 2 and the rotation of the threaded rod 1, and the working efficiency is improved. The stability of the device is effectively improved by arranging a limiting sliding rod, when the moving box moves, the limiting sliding rod can ensure that the moving box stably slides along a preset track, deviation or shaking is prevented, and therefore the stability and reliability of the whole device are improved.
Owner:SHANGHAI LINGYUAN EQUIP & ENG LTD

Implementation method of single auxiliary machine steam pump RB of circulating fluidized bed unit

The invention discloses an implementation method of a single auxiliary machine steam pump RB of a circulating fluidized bed unit, which comprises the following steps: after the steam pump trips, the action condition of the steam pump RB: opening a front electric door and a rear electric door of a boiler water supply bypass adjusting door when the RB acts; when the RB acts, the current of the electric pump is 200A and the outlet pressure of the electric pump is more than 20MPa, an outlet regulating valve of the electric pump is opened to 35%; coordinating to a turbine following TF mode, and forcibly switching a unit operation mode to a sliding pressure mode; after RB occurs, AGC is automatically cut off, meanwhile, an instruction is sent to a DEH system, and a sequence valve is cut into a single valve; and when the load of the unit is reduced to the target load for 3 seconds or the operator presses down a steam pump RB ending button, the RB process is ended. The system has the advantages that after the single steam pump trips, the unit load is changed to the target load without manual intervention of an operator, so that the operation intensity of the operator in an accident state is greatly reduced, and the probability of misoperation of the operator is reduced; the load range of a boiler BT is increased from 80MW to 160MW when a steam pump trips out, so that a larger safe and stable operation space is provided for a unit; bT accidents are avoided, and the purpose of saving coal consumption is achieved.
Owner:DATANG WUAN POWER GENERATION

Quicklime digestion system, method and device and electronic equipment

ActiveCN119285256ARealize automatic adjustmentSolve the problem of automatically adjusting the water injection volumeTemperatue controlChemical reactionProcess engineering
The invention discloses a quick lime digestion system, a quick lime digestion method, a quick lime digestion device and electronic equipment. The system comprises a quick lime bin, a conveyor, a quick lime digester, a variable water adding pump and a control module, a weighing sensor is arranged on the conveyor and used for feeding back a weight value to the control module; the quick lime digester comprises a digester inlet, a first chamber, a second chamber, a third chamber and a digester outlet; an inlet of the digester is used as a water injection port and a feeding port of the first chamber; the first chamber, the second chamber and the third chamber are all used as chemical reaction chambers; temperature sensors are distributed in the first chamber, the second chamber and the third chamber and used for feeding back temperature values to the control module; a moisture detector is arranged in the third chamber and is used for detecting the moisture content of the product and feeding back the moisture content to the control module; the variable water adding pump is used for injecting water into the quick lime digester; the control module is used for judging whether the water injection rate needs to be adjusted or not according to the temperature value and the water content and adjusting the water injection rate.
Owner:QINYE ENG & TECH BEIJING CO LTD

Self-adaptive electromagnetic radiation suppression method for equipment in high-intensity radiation field

The invention discloses a self-adaptive electromagnetic radiation suppression method for equipment in a high-intensity radiation field. The method comprises the following specific steps: establishing an electronic equipment model under external plane wave irradiation; plane wave intensity is set, and field intensity distribution of an inner cavity of the electronic equipment model is obtained; determining shielding electromagnetic effect weak points according to the field intensity distribution of the inner cavity of the electronic equipment model; establishing an energy selection surface structure comprising a plurality of slot resonance patches arranged in an array; the energy selective surface structure is arranged on the surface where the shielding electromagnetic effect weak point is located, and an energy selective surface protection structure model is established; and comparing the field intensity at the shielding electromagnetic effect weak point in the energy selective surface protection structure model with a protection requirement, and judging whether the energy selective surface structure meets the protection requirement or not.
Owner:SHANGHAI RADIO EQUIP RES INST

Air pressure adjusting system and substrate processing apparatus

The invention discloses an air pressure adjusting system and a substrate processing apparatus. The air pressure adjusting system is used for adjusting air pressure in different process cavities in the substrate processing device, and comprises an exhaust pipeline connected with the process cavities; the air exhaust regulating valve is arranged on the air exhaust pipeline; the barometer is arranged on the exhaust pipeline and is positioned between the process cavity and the exhaust regulating valve; and the control part is in communication connection with the air exhaust adjusting valve and the barometer and is configured to control the opening degree of the air exhaust adjusting valve so as to adjust the air exhaust rate of the air exhaust pipeline, so that the air pressure detection value of the barometer is equal to a first air pressure preset value, and the air pressure in the process cavity is equal to a second air pressure preset value. By means of the scheme, the problem that in existing substrate processing equipment, due to air pressure fluctuation of the main exhaust pipeline, the air pressure in the process cavity is unstable is solved.
Owner:ACM RES (SHANGHAI) INC

Synchronous lifting rod based on heavy load agv

The utility model is applicable to the technical field of AGVs (Automatic Guided Vehicles), and provides a heavy-load agv-based synchronous lifting rod which comprises a vehicle body, a pallet fork mechanism and a lifting main body, the lifting main body comprises a supporting table arranged beside the vehicle body; the guide columns are arranged on the two sides of the supporting table; the first transverse plate is arranged above the plurality of guide columns; the lifting holes are formed in the four corners of the first transverse plate; the plurality of lifting columns slide in the plurality of lifting holes; the top plate, the buffer piece and the radar sensor are arranged above the lifting column; lifting of the driving air cylinder is accurately adjusted, it is ensured that the lifting main body can accurately reach a designated position according to a preset path and height requirements, the height of the radar sensor can also be correspondingly adjusted, and therefore induction dead angles are avoided, safe operation of a vehicle body is ensured, and the service life of the vehicle body is prolonged. Due to the intelligent and accurate control design, the operation efficiency and reliability of the vehicle body are greatly improved, and safe operation of the vehicle body is ensured.
Owner:FUZHOU LONGHE INTELLIGENT TECHNOLOGY CO LTD