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36results about How to "Comprehensive monitoring information" patented technology

Real-time on-line monitoring apparatus of blade vibration of flue gas turbine

The invention relates to a real-time on-line monitoring apparatus of blade vibration of a flue gas turbine. The monitoring apparatus comprises blade tip timing sensors, an angle reference sensor, a rotating speed synchronization sensor, a preprocessing system, a data integrated processing card, and a computer. The blade tip timing sensors, the angle reference sensor, and the rotating speed synchronization sensor are connected with the preprocessing system that is connected with the data integrated processing card; and the data integrated processing card is connected with the computer. According to the invention, the sensors employ double-shielded capacitance impulsers; single-core double-shielded wires are utilized as transmission lines of output signals; and a driving cable technology is utilized to effectively reduce a random error introduced by an environmental interference; and a charge amplification circuit is used to extract a capacitance pulse signal, thereby eliminating the system error basically and improving the measurement accuracy of the system.
Owner:CHINA SPECIAL EQUIP INSPECTION & RES INST

Network asset continuous security monitoring method, system, device and storage medium

The present application discloses a network asset continuous security monitoring method, system, device and a storage medium; the method comprises the following steps: continuously monitoring a shadowasset in an exposed state of a target Internet platform, and carrying out automated comparison analysis on the currently monitored shadow asset and a historical shadow asset, so as to obtain a changing circumstance of the shadow asset; carrying out continuous monitoring on security threats which exist in the target Internet platform, and carrying out automatic comparison analysis on the currentlydetected security threats and historical security threats to obtain a security threat changing circumstance. The monitoring information obtained in this application is more comprehensive, and it canbe ensured that the acquired shadow assets and the security threats are the information which dynamically updates in real time, ensuring the timeliness of the information; moreover, it can also be determined that the changing circumstances of the shadow assets and the security threats through a manner of automatic comparison analysis, so that a user can timely acquire newly increased security risks.
Owner:SANGFOR TECH INC

Wearable device based electroencephalograph detection device

The invention discloses a wearable device based electroencephalograph detection device which comprises an electroencephalograph acquirer, an integrated analog front end, a mixed signal microcontroller, a Bluetooth module, a display device, a power supply management module, a solar cell, an input device and an indicating lamp. The electroencephalograph acquirer comprises a single conductor electroencephalograph electrode and a reference electrode, wherein the single conductor electroencephalograph electrode is arranged on the inner side of a hat to be in contact with the forehead, the reference electrode is clamped at the position of the earlobe, and the electroencephalograph acquirer is connected with a wearable device through an audio interface connector. The electroencephalograph acquirer is connected with the integrated analog front end, the integrated analog front end is connected with the mixed signal microcontroller, and the Bluetooth module is connected with the mixed signal microcontroller and an external network. The power supply management module and the solar cell are connected and used for detecting power supply of relevant parts in the device. The wearable device based electroencephalograph detection device is small in size and very low in power consumption, can utilize solar energy to achieve charging and facilitates anytime anywhere electroencephalograph monitoring of a brain cognition function, neural and mental diseases, sleeping and fatigue states and other occasions.
Owner:SOUTH CHINA UNIV OF TECH +1

Flexible intelligent inclination measuring rope

The invention provides a flexible intelligent inclination measuring rope. The flexible intelligent inclination measuring rope comprises a flexible protection pipe, a transmission cable, a plurality of inclination modules, a data collector and a data processing and application service system. The data collector is arranged at the top part of the inclination measuring rope. The plurality of inclination measuring modules are arranged on the inner wall of the flexible protection pipe in sections and are capable of measuring changes of included angles of the locations. The inclination measuring module is an inclination measuring member with an electronic compass or without the electronic compass. The plurality of inclination measuring modules are mutually connected through the transmission cable in a bus mode and are connected with the data collector. The data collector is capable of uploading monitored information to the data processing and application service system for storage and management. When a monitored value exceeds an engineering early-warning value, the data processing and application service system issues an early-warning signal. By adopting the flexible intelligent inclination measuring rope, real-time monitoring over horizontal displacement of an underground assigned depth range is realized, the monitored information is processed in real time, and the early-warning signal is sent out when the monitored value exceeds the engineering early-warning value.
Owner:SHENZHEN BEIDOUYUN INFORMATION TECH CO LTD +2

Calibration method of pump station information intelligent monitoring terminal based on multi-parameter detection

The invention discloses a calibration method of a pump station information intelligent monitoring terminal based on multi-parameter detection. The method comprises the following steps that pump station unit status is detected to determine that a pump station unit is in a stopped state; the pump station information intelligent monitoring terminal is started and initialization is completed; information configuration is conducted; zero-crossing detection is conducted; the pump station unit is electrified, after it is determined that the pump station unit is in a full load state, power, water extraction water level difference and flow detection data of multiple detection poinTS are acquired by the pump station information intelligent monitoring terminal at time intervals, a rated flow parameter calibration algorithm is operated, and calibration parameters are extracted; power of the pump station unit is shut down, the pump station unit is in the stopped state, and zero-drift detection is conducted; storage, uploading and integrity check are conducted on the configuration information and the determined calibration parameters. According to the method, comprehensive and effective real-time dynamic monitoring is achieved, reasonable calibration parameters are extracted, accuracy of the measuring process can be ensured, the calculation is high-efficient, the accuracy is reliable, and monitoring of pump station information is helped to be more accurate.
Owner:HOHAI UNIV CHANGZHOU

Method for automatically monitoring attitude of tower crane based on Beidou/GNSS

The invention relates to the technical field of tower crane monitoring, in particular to a method for automatically monitoring attitude of a tower crane based on Beidou / GNSS, and the method comprisesthe following steps of receiving a Beidou / GNSS satellite signal through a receiving antenna of a Beidou / GNSS receiver by the Beidou / GNSS monitoring equipment on the tower crane; using the phase centerof the satellite antenna as a carrier center to extract the latitude and longitude coordinates in the satellite signal; converting the latitude and longitude coordinates into vector coordinates by the coordinate transformation principle to establish an attitude matrix; obtaining an attitude angle through a double-difference attitude measurement model, and monitoring the attitude information of the tower crane through the attitude angle. The method for automatically monitoring attitude of the tower crane based on Beidou / GNSS provided by the invention can monitor the heading angle, roll angle,pitch angle and other parameter information of the tower crane, and the monitoring information is comprehensive.
Owner:NANJING KEBO SPACE INFORMATION TECH

Contaminated site sampling device and seepage pollution detection system

Belonging to the technical field of environmental pollution detection, the invention relates to a contaminated site sampling device and a seepage pollution detection system. The sampling device comprises: a sampling body, a liquid collection tank, a vacuum pumping component, a pressurization component and a sampling bottle. The sampling body is a porous ceramic structure, and the liquid collection tank is an internally enclosed cavity structure, is arranged above the sampling body and is communicated with the sampling body through an infusion tube. The vacuum pumping component is communicated with the liquid collection tank through a pipeline. The pressurization component is communicated with the liquid collection tank through a pipeline. The sampling bottle is communicated with the liquid collection tank through a sampling tube. The detection system comprises a plurality of sampling devices. The sampling bodies and liquid collection tanks in the plurality of sampling devices are fixed at a plurality of sampling points set at the contaminated site, and the plurality of sampling points are located at different depths. The contaminated site sampling device and the seepage pollution detection system provided by the invention can perform long-term continuous sampling and monitoring on contaminated soil, and have the advantages of comprehensive monitoring information, convenient installation and sampling, real-time and efficient monitoring, and accurate seepage detection position.
Owner:INST OF ROCK & SOIL MECHANICS CHINESE ACAD OF SCI

Complex dynamic compactor operation parameter collecting system and working method thereof

The invention discloses a complex dynamic compactor operation parameter collecting system and a working method thereof. The working method comprises the steps that the input end of a trigger is connected with a hammer hook; the output end of the trigger is connected with a GPS position information collecting module and a dynamic compactor operation parameter collecting module; the output end of the GPS position information collecting module and the output end of the dynamic compactor operation parameter collecting module are connected with a controller; the controller is further connected with a displayer, a memorizer and a timer; the timer begins timing automatically when the system is started; the trigger is started at the moment when the hammer hook is opened and closed, and shut down immediately after being started; and the GPS position information collecting module and the dynamic compactor operation parameter collecting module are triggered to work only at the moment when the trigger is started. The complex dynamic compactor operation parameter collecting system and the working method thereof have the beneficial effects that all or any one of a dynamic compaction construction quality parameter, a position parameter, a time parameter and other parameters can be automatically collected, and the dynamic compaction quality parameters are automatically collected and recorded.
Owner:SHANDONG UNIV +1

Gas production column for monitoring gas injection driving oil well field aeration zone soil carbon dioxide flux

The invention provides a gas production column for monitoring gas injection driving oil well field aeration zone soil carbon dioxide flux. The gas production column comprises a soil moisture sensor, atemperature sensor, a dynamic gas production box, a depth location rod, a blowoff valve, a gas collecting hood, a perforated plate, a pressure balance valve and a recording module, wherein the upperend of the dynamic gas production box is connected with the depth location rod, the gas collecting hood and the perforated plate are arranged at the lower part of the inner side of the dynamic gas production box, the perforated plate is arranged under the gas collecting hood, the soil moisture sensor, the temperature sensor and the pressure balance valve are all arranged at the lower part of the gas collecting hood, the upper end of the pressure balance valve is connected with the blowoff valve through a pipeline, and the soil moisture sensor and the temperature sensor are connected with the recording module through cables. As the pressure balance valve is arranged in the dynamic gas production box, negative pressure generation in a gas collecting process for measuring carbon dioxide fluxis avoided, and monitoring accuracy is improved; furthermore, temperature and soil moisture information of a target point position can be synchronously measured.
Owner:PETROCHINA CO LTD

Data collection method of wireless sensor network based on mobile sink

InactiveCN106993295AReduce data forwardingSave network energy consumptionNetwork topologiesHigh level techniquesSensing dataCollections data
The invention discloses a data collection method of a wireless sensor network based on a mobile sink. The data collection method of the wireless sensor network based on the mobile sink comprises the steps of firstly selecting retaining points based on prospective earnings and calculating the shortest path which starts from an initial position and passes through all the retaining points by utilizing a simulated annealing algorithm so as to guarantee to return to the initial position within a required time delay range; and then moving the mobile sink at a uniform speed and visiting each retaining point along the shortest path sequentially to collect sensing data of sensor nodes near the retaining points. The data collection method of the wireless sensor network based on the mobile sink can guarantee network time delay, can reduce energy consumption resulted from data forwarding between network nodes and can maximize the data collection amount of the mobile sink.
Owner:NANJING UNIV OF POSTS & TELECOMM

Pressure on-line monitoring system for 750kV high-voltage insulating sleeve

The invention discloses a pressure on-line monitoring system for a 750kV high-voltage insulating sleeve. The pressure on-line monitoring system comprises an oil drain hole which is formed in the bottom side face of the high-voltage insulating sleeve and communicated with the inside of the high-voltage insulating sleeve, a tee joint is mounted at the oil drain hole, one inlet of the tee joint is connected with the oil drain hole, a pressure transmitter and a down leading sampling pipe are mounted at two outlets of the tee joint, the down leading sampling pipe extends downwards, a sampling valveis mounted at the tail end of the down leading sampling pipe, a switching valve for switching the inlet and the two outlets to be connected is mounted at the tee joint, signals of the pressure transmitter are in communication with a local collector through a communication module, the local collector is in communication with a background computer through a communication device and comprises a controller, a display, an alarm and a wireless communication module, the wireless communication module is in communication with the background computer, and the controller is connected with the display, the alarm and the wireless communication module.
Owner:XIAN YA NENG ELECTRIC CO LTD

Wifi6-based camera control method and device and a storage medium

ActiveCN113163104AControl start recording functionAvoid the problem of not being able to continue monitoringTelevision system detailsColor television detailsComputer hardwareCamera control
The invention relates to a wifi6-based camera control method and device and a storage medium, and the method comprises the steps: analyzing the content in a picture according to a current video picture and a historical picture shot by a camera, and controlling a power switching circuit to be switched from a commercial power supply to a battery power supply when a condition is judged to be satisfied according to the picture; and controlling the camera to start a recording function.
Owner:深圳市德比网络设备有限公司

Tailing pond spillway well monitoring method based on multi-sensor fusion

The invention relates to a tailing pond spillway well monitoring method based on multi-sensor fusion. The method comprises the following steps of firstly, monitoring a tailing pond spillway well through a plurality of monitoring devices, transmitting monitored data to a computer in real time, carrying out fusion calculation on all the monitored data by the computer, specifically, setting different weight values for all detection indexes, performing weighted calculation on the states of all the monitoring indexes according to different weight values, and obtaining a final safety coefficient of a safe operation state of the spillway well; and finally, dividing the obtained final safety coefficient into a low risk, a medium risk and a high risk according to different intervals and the operation state, and making different early warning prompts and processing according to different levels of conditions. The monitoring method is optimized, fusion analysis is carried out on data transmitted by multiple sensors, and early warning is carried out according to the obtained parameters for evaluating the operation state of the spillway well, so that a more comprehensive and accurate result is obtained under various conditions in monitoring of the spillway well, and safe operation of a tailing pond is ensured.
Owner:洛阳润星电子科技有限公司

Linkage method and device of radar and camera equipment and storage medium

The invention discloses a linkage method and device of radar and camera equipment and a storage medium. The method comprises the following steps: acquiring first radar data obtained by acquiring a first area by a first laser radar; under the condition that the target object is detected according to the first radar data, sending a first control instruction to a video acquisition device, wherein the video acquisition device adopts a double-holder design and comprises a camera used for monitoring panorama and a camera used for detail monitoring; enabling the video acquisition device to shoot the first area and the target object according to the control instruction, so the purposes of effectively complementing the first laser radar and the video acquisition device; carrying out data processing to carry out linkage control on the video acquisition device, thereby solving the problems of front and back target tracking and marking of the laser radar and the video acquisition device, achieving the purpose of enriching monitoring information, and solving the technical problem that the monitoring information of the target object is single in the prior art.
Owner:ZHEJIANG DAHUA TECH

Enterprise dynamic monitoring method and device

The invention provides an enterprise dynamic monitoring method and device, and the method comprises the steps: obtaining enterprise operation data, and determining an enterprise change type corresponding to the enterprise operation data according to the type of the enterprise operation data; according to an enterprise change type corresponding to the enterprise operation data and preset historical data, judging whether the enterprise operation data is valid, and if the enterprise operation data is valid, recording the enterprise operation data as a change event; and judging whether the change event is a risk event, if so, grading the risk event according to a preset risk grade classification condition, and pushing the grade of the risk event and the risk event to a target user. According to the method, the problems of incomplete information query and low efficiency due to manual query of related information of the target enterprise in the prior art can be solved.
Owner:QUANTUM SHUJU BEIJING TECH CO LTD

Method, system, device and storage medium for continuous security monitoring of network assets

This application discloses a method, system, device and storage medium for continuous security monitoring of network assets. The method includes: continuously monitoring the exposed shadow assets in the target Internet platform, and comparing the currently monitored shadow assets with the historical shadow assets. Assets are automatically compared and analyzed to obtain the changes in shadow assets; the security threats existing in the target Internet platform are continuously monitored, and the security threats are obtained through automatic comparison and analysis of the currently monitored security threats and historical security threats. Changes. The monitoring information obtained in this application is more comprehensive, and it can ensure that the obtained shadow assets and security threats are dynamically updated in real time, ensuring the timeliness of the information. In addition, the shadow can be determined through automatic comparison and analysis. Changes in assets and security threats enable users to be informed of new security risks in a timely manner.
Owner:SANGFOR TECH INC

A joint monitoring method based on lidar and video

The present invention relates to a joint monitoring method, device and system based on laser radar and video, which belongs to the field of radar monitoring systems. The present invention solves the shortcomings of existing radar and video monitoring systems, such as high maintenance costs and inaccurate intrusion detection. A joint monitoring method, device and system based on lidar and video is proposed. The method of the present invention includes: establishing TCP communication with the laser radar, sending a measurement request; receiving the original information returned by the laser radar, and storing it in the data temporary storage queue; parsing part of the messages in the original information to obtain the distance measuring point information; The ranging points are thinned to obtain the thinned ranging points; the depth image is drawn according to the thinned ranging points; the sensitive area is selected in the depth image according to the user's input information; the measured area in the selected sensitive area is detected Whether the number of distance points exceeds the preset threshold, if so, it is considered that there is a target intrusion, and the trajectory of the target is drawn according to the moving distance point, and an early warning signal is issued.
Owner:HARBIN INST OF TECH

A Calibration Method for Intelligent Monitoring Terminal of Pumping Station Information Based on Power Detection

The invention discloses a calibrating method of a pump station information intelligent monitoring terminal based on power detection. The method includes the following steps of detecting the state of apump station unit to confirm that the pump station unit is in a halted state, starting the pump station information intelligent monitoring terminal and completing initialization, conducting information configuration, conducting zero-point detection, powering on the pump station unit, obtaining power and flow detection data of a plurality of detection points at time intervals by the pump station information intelligent monitoring terminal after it is confirms that the pump station unit is in a full-load state, running a parameter calibrating algorithm based on power detection, extracting calibrating parameters, powering off the pump station unit till the pump station unit is in a halted state again, conducting zero-point drift detection, and conducting storing, uploading and integrity detecting on the configuration information and the determined calibrating parameters. Comprehensive and effective real-time dynamic monitoring is realized, the reasonable calibrating parameters are extracted, the precision of the measurement process can be ensured, calculation is efficient, precise and reliable, and the monitoring of pump station information can be more precise.
Owner:HOHAI UNIV CHANGZHOU

A Gas Production Column Used to Monitor Soil Carbon Dioxide Flux in the Gas-diffusing Zone of a Gas Injection Flooding Wellsite

ActiveCN108871876BThe deviation of monitoring results is smallHigh precisionWithdrawing sample devicesEarth material testingSoil moisture sensorVadose zone
The invention provides a gas production column for monitoring the carbon dioxide flux of the soil in the gas-entrained wellsite of the gas injection flooding well site, including a soil moisture sensor, a temperature sensor, a dynamic gas production box, a depth positioning rod, an emptying valve, a gas collection hood, Porous plate, pressure balance valve and recording module; the upper end of the dynamic gas collection box is connected to the depth positioning rod, and the inner lower part of the dynamic gas collection box is provided with a gas collection hood and a porous plate, and the porous plate is located below the gas collection hood. The soil moisture sensor, temperature sensor and pressure balance valve are all arranged at the lower part of the gas collecting hood, and the upper end of the pressure balance valve is connected to the emptying valve through a pipeline; the soil moisture sensor, temperature sensor and the recording module are connected through cables. By setting the pressure balance valve in the dynamic gas collection box, the formation of negative pressure is avoided during the gas collection process for measuring the carbon dioxide flux, and the monitoring accuracy is improved; the temperature and soil moisture information at the target point can also be measured simultaneously.
Owner:PETROCHINA CO LTD

A comprehensive operation parameter acquisition system of a dynamic compaction machine and its working method

The invention discloses a complex dynamic compactor operation parameter collecting system and a working method thereof. The working method comprises the steps that the input end of a trigger is connected with a hammer hook; the output end of the trigger is connected with a GPS position information collecting module and a dynamic compactor operation parameter collecting module; the output end of the GPS position information collecting module and the output end of the dynamic compactor operation parameter collecting module are connected with a controller; the controller is further connected with a displayer, a memorizer and a timer; the timer begins timing automatically when the system is started; the trigger is started at the moment when the hammer hook is opened and closed, and shut down immediately after being started; and the GPS position information collecting module and the dynamic compactor operation parameter collecting module are triggered to work only at the moment when the trigger is started. The complex dynamic compactor operation parameter collecting system and the working method thereof have the beneficial effects that all or any one of a dynamic compaction construction quality parameter, a position parameter, a time parameter and other parameters can be automatically collected, and the dynamic compaction quality parameters are automatically collected and recorded.
Owner:SHANDONG UNIV +1

Device and method for simulating ballistic impact and real-time monitoring using linear pulsed laser

The invention discloses a device and a method of using a line-shaped pulse laser to simulate ballistic impacts and carrying out real-time monitoring. The device includes a laser output module, a material testing simulation module and a monitoring module. The laser output module is used for outputting a needed laser, and shaping the same into the line-shaped laser to use the same to excite a line-shaped acoustic source on a surface of sample material. The material simulation testing module is used for using the laser to simulate ballistic impact testing of the material. The monitoring module isused for carrying out real-time monitoring on a propagation process of an impact wave generated after laser impacts on the sample material and a damage situation of the material. The device and the method improve anti-ballistic-impact testing simulation capability of armor material, and compared with traditional ballistic impact testing based on bullets and the like, the device and the method have the advantages of fastness, economy, high experimental repeatability, collection of micro transient process information and the like, can enable the armor material to iterate design phases in an early period of designing and development, and reduce reliance on actual ballistic impact testing.
Owner:WUHAN UNIV +1

Narrow-band wireless signal monitoring method and device thereof for detecting load management terminal

The invention relates to a narrow-band wireless signal monitoring method and a device thereof for detecting a load management terminal. The method comprises the following steps of: 1) a master control unit selects a broadcasting station channel, sets a broadcasting station working mode and sets the frequency deviation of a modem; 2) the broadcasting station carries out space exploration to a narrow-band wireless signal, captures a message signal transmitted between a master station and the load management terminal, and transmits the message signal to the modem for analysis; and 3) the modem transmits the analyzed signal to the master control unit, and the master control unit monitors and stores the analyzed message information according to the broadcasting station working mode, and transmits the analyzed message information to a display. The device comprises the broadcasting station, the modem, the master control unit and the display, wherein the master control unit is respectively connected with the broadcasting station, the modem and the display, and the broadcasting station is connected with the modem. Compared with the prior art, the method and the device are characterized by that the communication technology is combined with the computer software and hardware technology, and the signal can be effectively monitored without interference in real time in the detection process.
Owner:STATE GRID CORP OF CHINA +2

Formaldehyde monitoring system and method

The invention relates to a formaldehyde monitoring system and method, and belongs to the technical field of Internet of Things. The system comprises a formaldehyde monitor, a cloud remote server and intelligent terminal equipment, the formaldehyde monitor is connected with the cloud through a network and is used for transmitting acquired formaldehyde data to the cloud server through the network; and the cloud server is connected with the intelligent terminal equipment through a network, and is used for storing and analyzing the received data transmitted by the formaldehyde monitor and then transmitting the data to the intelligent terminal equipment for display. After the data is stored and analyzed through the cloud server, the data is displayed by the intelligent terminal equipment, so that the cost is further reduced, and the function of the system is enhanced. The invention further provides a formaldehyde monitoring method, the network and Internet of Things technologies can be fully utilized, data are displayed through the intelligent terminal device, the cost can be further reduced, and meanwhile richer monitoring information can be provided.
Owner:KUNMING UNIV OF SCI & TECH

Flexible protective net foreign matter intrusion monitoring device based on optical fiber grating sensor

The invention discloses a flexible protective net foreign matter intrusion monitoring device based on an optical fiber grating sensor. The device comprises a flexible protective net, the optical fibergrating combined sensor for simultaneous measurement of deformation and vibration, and a plurality of fixing ribbons, wherein the optical fiber grating combined sensor for simultaneous measurement ofdeformation and vibration is fixed on a protective net cable through the ribbons; the optical fiber grating combined sensor adopts a cylindrical structure; a first optical fiber grating is fixedly adhered to the inner wall of the left side of the sensor and used for measuring impact bending deformation; and a second optical fiber grating with a suspended mass block is arranged on the inner wall of the right side of the sensor and used for measuring impact vibration. The optical fiber gratings in the device are firm and reliable to seal and easy and convenient to install; and the deformation and the vibration when the protective net is impacted are monitored at the same time, so that the accuracy is higher and monitoring information is more comprehensive.
Owner:刘绍波

A Calibration Method for Intelligent Monitoring Terminal of Pumping Station Information Based on Current Detection

The invention discloses a method for calibrating a pumping station information intelligent monitoring terminal based on current detection, which comprises the following steps: checking the state of the pumping station unit to determine that the pumping station unit is in a shutdown state; starting the pumping station information intelligent monitoring terminal and completing initialization; Perform information configuration; perform zero point detection; after powering on the pumping station unit and confirming that the pumping station unit is in a fully loaded state, the pumping station information intelligent monitoring terminal obtains the current and flow detection data of several detection points at intervals, and runs the current detection based Parameter calibration algorithm to extract calibration parameters; power off the pump station unit to stop state, and perform zero drift detection; store, upload and completeness check the configuration information and determined calibration parameters. Realize comprehensive and effective real-time dynamic monitoring, and extract reasonable calibration parameters, which can ensure the accuracy of the measurement process, efficient calculation, reliable accuracy, and contribute to more accurate monitoring of pumping station information.
Owner:HOHAI UNIV CHANGZHOU

A photoelectric monitoring system and monitoring method

The invention belongs to the technical field of monitoring and relates to a photoelectric monitoring system and a monitoring method. The system includes a turntable, a turntable motor, a scanning mirror, a scanning mirror motor, a lens and a sensor; the scanning mirror is located on the turntable; there are two lenses and two sensors respectively located on the left and right sides of the scanning mirror Both sides, and symmetrically distributed, are fixed on the turntable; the turntable motor is arranged on the horizontal rotating shaft of the turntable to drive the turntable to rotate around its horizontal rotating shaft; the scanning mirror motor is arranged on the scanning reflector On the horizontal rotation axis of the mirror, the scanning mirror is driven around its horizontal rotation axis to cooperate with the turntable to perform periodic swing scanning. Therefore, the technical problem of insufficient monitoring efficiency of the photoelectric monitoring system in the prior art is solved, and the technical effect of efficient monitoring is achieved.
Owner:北京富吉瑞光电科技股份有限公司

A flexible intelligent inclinometer rope

ActiveCN104833328BReal-time monitoring of continuous displacement changesComprehensive monitoring informationIncline measurementInformation processingData acquisition
The invention provides a flexible intelligent inclination measuring rope. The flexible intelligent inclination measuring rope comprises a flexible protection pipe, a transmission cable, a plurality of inclination modules, a data collector and a data processing and application service system. The data collector is arranged at the top part of the inclination measuring rope. The plurality of inclination measuring modules are arranged on the inner wall of the flexible protection pipe in sections and are capable of measuring changes of included angles of the locations. The inclination measuring module is an inclination measuring member with an electronic compass or without the electronic compass. The plurality of inclination measuring modules are mutually connected through the transmission cable in a bus mode and are connected with the data collector. The data collector is capable of uploading monitored information to the data processing and application service system for storage and management. When a monitored value exceeds an engineering early-warning value, the data processing and application service system issues an early-warning signal. By adopting the flexible intelligent inclination measuring rope, real-time monitoring over horizontal displacement of an underground assigned depth range is realized, the monitored information is processed in real time, and the early-warning signal is sent out when the monitored value exceeds the engineering early-warning value.
Owner:SHENZHEN BEIDOUYUN INFORMATION TECH CO LTD +2

Digital radiographic inspection integrated control system

PendingCN113884515AImproving the Efficiency of Digital Radiography InspectionComprehensive monitoring informationMaterial analysis by transmitting radiationContrast levelImaging processing
The invention provides a digital radiographic inspection integrated control system. The digital radiographic inspection integrated control system comprises a process control module, a visual monitoring module, a process setting module, an image processing module and a quality management module; the process control module communicates with a PLC to obtain equipment operation state data, and the visual monitoring module has two functions of detection process monitoring and detection result visualization; the process setting module sets parameters in the detection process, and the image processing module performs preprocessing of image correction and contrast adjustment on the obtained digital image and uploads the processed result to the film evaluation platform; and the quality management module completes statistics of detection results and performs prediction maintenance according to equipment state data. According to the invention, processes of process setting, process control, visual monitoring, image processing, quality management and the like involved in the digital radiographic inspection process are integrated on a software platform, the inspection process is managed and controlled in a centralized manner, and the digital radiographic inspection efficiency is improved.
Owner:SHANGHAI SPACE PRECISION MACHINERY RES INST
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