Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Hiro

66results about How to "Realize real-time dynamic monitoring" patented technology

Gold nanotube based flexible stretchable electrode and preparation method and application thereof

The invention discloses a gold nanotube based flexible stretchable electrode and a preparation method and application thereof. The preparation method comprises the following steps: performing hydrophilic treatment on a polydimethylsiloxane (PDMS) elastic film in advance and boosting uniform adhesion and fixing of a silver nanowire on the surface of an elastic base; with a disordered silver nanowire as a template, further preparing a gold nanotube with large length-diameter ratio through a replacement reaction of [Au(en)2]Cl3 and silver, thereby acquiring the gold nanotube based flexible stretchable electrode; connecting the electrode with an external electrode wire, thereby lastly acquiring an electrode used for testing. The gold nanotube based flexible stretchable electrode provided by the invention has the characteristics of high mechanical deformation resistance, excellent electrochemical property and excellent biocompatibility, can be used for monitoring mechanical sensitive cells in real time under true physiological conditions, and breaks through limitation to application of an existing nanometer material to a stretchable electrochemical transducer. The preparation method is simple and controllable and thus the electrode is easy to prepare.
Owner:WUHAN UNIV

Dynamic monitoring method and system for vehicle information of multiple unit trains

A dynamic monitoring method and system for vehicle information of multiple unit trains mainly solve the problem of effectively combining real-time monitoring data of WTD equipment with the locomotiverunning time, running speed and mileage information and realizing the real-time monitoring and analysis of the WTD equipment in a running process of the multiple unit trains. The system comprises a vehicle-mounted information acquisition device, a ground server and a user terminal. The method comprises the following steps: enabling the vehicle-mounted information acquisition device of the system to acquire the running state information, vehicle door information, lifting bow information, vacuum circuit breaker (VCB) state information and equipment fault information of the WTD equipment and thetrain running speed, location and other information, performing data encryption, and then transmitting the data to the ground server, enabling the ground server to classify and store the received dataafter parsing and analyzing the data, enabling the user terminal to receive the WTD equipment monitoring data and train running data sent by the server through a railway office network, and displaying the monitoring data in real time in numerical and curve forms.
Owner:河南蓝信软件有限公司

Real-time dynamic measurement method for measuring radial clearance between steam turbine rotor and stator

ActiveCN105526878ARealize non-contact measurementFast and accurate real-time dynamic online monitoringUsing optical meansObservational errorEngineering
The invention provides a real-time dynamic measurement method for measuring radial clearance between a steam turbine rotor and a stator. The method is characterized in that the method comprises the steps of determining distance measurement devices for radial clearance, determining radial clearance between the rotor and the stator, determining the radial clearance between the rotor and the stator, determining the distance from an emitter to the surface of the rotor, calculating vertical offset amount of the rotor when the center of the rotor shifts, calculating horizontal offset amount of the rotor when the center of the rotor shifts, calculating the rotor offset amount at any position and calculating the radial clearance between the steam turbine rotor and the stator. The method can carry out dynamic measurement on the rotor labyrinth clearance and blade top labyrinth clearance of a running steam turbine accurately and quickly, thereby solving the problem that the measuring error of the radial clearance between the steam turbine rotor and the stator is large and the radial clearance cannot be measured online dynamically and accurately, ensuring safe and economical operation of the machine set and saving halt overhaul time.
Owner:NORTHEAST DIANLI UNIVERSITY

Pressure and the output self-adaptation measurement and control system of electric pump producing well

The invention discloses a pressure and the output self-adaptation measurement and control system of an electric pump producing well, comprising an underground pressure sensor (1), a communication cable (2), a multi-functional acquisition instrument (3), a control cabinet (4), a power cable (6) and an electric submersible pump (7), wherein the output end of the underground pressure sensor (1)is connected with the input end of the multi-functional acquisition instrument (3) through the communication cable (2); the output end of the multi-functional acquisition instrument (3) is connected with the input end of a frequency converter (5) inside the control cabinet (4); and the output end of the frequency converter (5) is connected with the input end of the electric submersible pump (7) through the power cable (6). The invention forms the self-adaptation close-loop measurement and control system for sensing, transmitting, processing and controlling underground information, thereby realizing the real-time dynamic monitoring of underground parameters, ensuring the balance of the output quantity and the produced quantity of an oil well, ensuring the normal operation of the electric submersible pump (7) and achieving the purpose of the productivity maximization of the oil well.
Owner:成都陆海石油科技有限公司

GOOSE (generic object oriented substation event)-based five-prevention locking method of measuring and controlling device

The invention discloses a five-prevention locking method which takes a measuring and controlling device as the core and is based on a GOOSE (generic object oriented substation event) exchanging mechanism. The measuring and controlling device and a background are used for performing interactive operation ticket permission through the GOOSE way and monitoring opening and closing permission virtual marker bits in the downlink direction, and further performing five-prevention logic output of locking contact points according to the marker bits of the background and a separation layer of the measuring and controlling device so as to ensure correctness of operation; in the uplink way, a collection switch auxiliary contact and an auxiliary contact point of an electromagnetic lock are used for feeding back the operation process, thereby realizing real-time on-line monitoring of the operation of a full station. Through the technical scheme of the invention, the five-prevention program locking taking the measuring and controlling device as the core can be realized through the separation layer, the probability of false operation of a substation is reduced, the three-layer five-prevention check of dispatching remote control is further realized, and the repulsion problem of operation tickets of simultaneous operation of dispatching and the background is solved.
Owner:NR ELECTRIC CO LTD +1

Method used for detecting liquid level of liquid steel and protecting thickness of slag layer of slag liquid in crystallizer

The invention relates to a method used for detecting the liquid level of liquid steel and protecting the thickness of a slag layer of slag liquid in a crystallizer and belongs to the technical field of continuous casting of metal. A crystallizer wall inner temperature measuring / collecting module, an anti-inference method calculation heat flow density module, a heat flow density spectral analysis module and an interface recognition module are involved in the method. The modules are connected in series. By means of the function of the modules and information flow exchange among the modules, the position of the liquid steel and the position of the liquid slag layer are determined, and therefore the liquid level of the liquid steel and the thickness of the liquid slag layer are detected. As the new detection principle is adopted, the method has the advantages that radiation pollution is avoided, use is safe and reliable, the maintenance property of equipment is good, labor intensity is low, the method is simple and easy to implement, adjusting is convenient, the response speed is high, the capacity of resisting disturbance is high, and control precision is high. The method has high industrial application value, and the liquid level of the liquid steel and the thickness of the liquid slag layer in the crystallizer can be monitored in real time.
Owner:CENT SOUTH UNIV

Integrated sewage pipe network detection and sewage treatment device and system

The invention relates to an integrated sewage pipe network detection and sewage treatment device and a system. The device comprises multiple data acquisition terminals, a pre-treatment circuit, a main control circuit, a frequency conversion control circuit and multiple water pumps, wherein each river is internally provided with the data acquisition terminals along a water flowing direction, each river is internally at least provided with a water pump, all the water pumps are connected with sewage tanks through sewage pipes, all the acquisition terminals are electrically connected with the pre-treatment circuit, the main control circuit is separately electrically connected with the pre-treatment circuit and the frequency conversion control circuit, and all the water pumps are electrically connected with the frequency conversion control circuit. Through the device, real-time dynamic monitoring on a sewage network system can be realized, concentrated dynamic treatment on sewage is carried out according to a monitoring result, integrated detection and treatment are realized, further water quality deterioration of the sewage during a sewage transfer process can be prevented, pollution to the environment is reduced, and the sewage after treatment reaches sewage discharge standards.
Owner:深圳市宝德科技有限公司

Wireless monitoring system and method

The invention relates to a wireless keeper system and method, which comprise a baby's end monitoring apparatus. The baby's end monitoring apparatus comprises an image transducer module, an image acquisition process module, a microphone, a voice acquisition process module, a mainframe wireless data communication module, a mainframe code comparison process module and a power source management module connected with all the modules; a parent's end monitoring apparatus comprises a slave machine wireless data communication module, a voice player process module, a loudspeaker, an image display process module, a display screen, a slave machine code comparison process module and a power source management module linked to all the modules; the baby's end monitoring apparatus is connected with the parent's end monitoring apparatus through a wireless data linkage; the method comprises code comparison process, continuously receiving and playing information from the baby's end apparatus, setting automatic circulation monitoring of a plurality of baby's end apparatus, and circularly receiving and playing all information from baby's end apparatus. The wireless keeper system and relevant method has the advantages of being convenient and flexible, system working performances being reliable, and adapting scope being rather expansible, thus being applicable in such places as household, baby-care rooms, etc.
Owner:TSUEN SHING ENTERPRISES

Precast pile inclination real-time monitoring and alarm apparatus

The present invention relates to a precast pile inclination real-time monitoring and alarm apparatus, which comprises a cabinet and a suspending hook, wherein a connection rod is fixed on the upper portion inside the cabinet, the lower portion is provided with a center shaft disc, a special-shaped rod is connected with the center shaft disc and the connection rod, can rotate along the center axis, and is bound with a heavy hammer through a heavy hammer line, a mercury tank is fixed on the special-shaped rod, and an electrical apparatus box is fixed on the mercury tank. According to the present invention, when a precast pile inclines, the heavy hammer moves toward an inclined vertical plane of the precast pile under a gravity effect to drive the mercury tank fixed on the special-shaped rod to move toward the vertical plane; when a mercury tank inclination angle is equal to or more than a designed angle alpha, long copper wires and short copper wires in the mercury tank immerse into mercury, such that an alarm circuit is turned on, and an alarm alarms so as to prompt inclination state generation; and a flashing light flashes, and a direction of the flashing light can be observed so as to know an inclination direction of the precast pile. The apparatus has the following characteristics that: a structure is simple, the apparatus can be installed on the outer portion of the precast pile so as to easily achieve project construction, precast pile construction can be real-timely monitored and guided, and the apparatus can be reused so as to save construction cost.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Device and method for testing bonding strength of rivet type multilayer electrical contact

The invention relates to a device and a method for testing bonding strength, in particular to a device and a method for testing bonding strength of a rivet type multilayer electrical contact and solves the problem that actual bonding force-displacement curves of multiple layers cannot be measured directly with existing methods for measuring the bonding strength of the rivet type multilayer electrical contact. Two two-way lead screws are arranged in parallel, a worm gear is mounted at one end of each two-way lead screw, each worm gear is meshed with one corresponding worm, a second lead screw support is fixedly connected with two nuts on the same side, and a first lead screw support is fixedly connected with another two nuts on the same side. An experiment unit and a test unit are reset; adrive unit of the test device is started to drive a push head and a fixture to move oppositely at the constant speed from two ends of the test device in a centered manner; in the process that the pushhead and the fixture slowly move from two ends of the test device to the middle, an industrial camera is finely adjusted, and clear dynamic images of a computer are obtained. The device and the method are used for testing the bonding strength of the rivet type multilayer electrical contact.
Owner:HARBIN INST OF TECH

Synchronous light-electricity sensing method for dark-field imaging-based solid nano channel

The invention discloses a synchronous light-electricity sensing method for a dark-field imaging-based solid nano channel. The synchronous light-electricity sensing method comprises the following steps: (1) preparing a semiconductor substrate film coated with a metal nano coating; (2) preparing a metal coated nano channel chip; (3) preparing a light-electricity detection micro pool; (4) imaging by utilizing a metal coated nano channel dark field; (5) recording ion current intensity by utilizing the metal coated nano channel; (6) adding a to-be-detected object for synchronous light-electricity detection; and (7) analyzing multi-channel data. According to the method, the process that a single to-be-detected nano object can pass through the nano channel can be monitored dynamically in real time without introducing dye groups and labeling so as to acquire dynamic information such as the size, the electrification situation, the light property, the chemical structure of the to-be-detected object; the situation of variation of each type of nature of the single to-be-detected object in the moving process can be observed from multiple dimensionalities; multi-channel signals on a large scale can be acquired synchronously; the detection velocity of a nano channel technique is increased; the application field is widened.
Owner:EAST CHINA UNIV OF SCI & TECH

Dynamic wireless monitoring and positioning method and system for side slope rockfall disaster

The invention discloses a dynamic wireless monitoring and positioning method and system for a side slope rockfall disaster. The method comprises the following steps of installing a rockfall monitoringterminal on the surface of each potential rockfall in a side slope monitoring area; cruising in a slope monitoring area in the unmanned aerial vehicle cruising positioning system; in each cruise process, sending a wireless electromagnetic wave signal at set intervals; wherein each rockfall monitoring terminal receives a wireless electromagnetic wave signal; after one-round cruise of the unmannedaerial vehicle cruise positioning system is finished, enabling the information processing center to transmit the position and time of the signal according to the position and time of the unmanned aerial vehicle cruise positioning system in the cruise process; acquiring corresponding signal arrival time data of each rockfall monitoring terminal; and calculating the position of each rockfall monitoring terminal in the cruising process of the current round, judging whether the position of each rockfall monitoring terminal in the cruising process of the current round and the cruising process of the previous round is changed or not, and if the position is changed, sending out an early warning of a side slope rockfall disaster at the installation position of the rockfall monitoring terminal. Accurate positioning of falling rocks can be realized, and the cost is low.
Owner:CENT SOUTH UNIV

Multi-parameter monitoring device and method for rock burst in coal mine main roadway area

The invention discloses a multi-parameter monitoring device and method for rock burst in a coal mine main roadway area. The device comprises a drilling stress monitoring device, a drilling deformationmonitoring device, a plurality of monitoring substations, a monitoring master station and a ground terminal. One end of the drilling stress monitoring device is arranged in a stress monitoring drilling hole of one side of the roadway, the other end of the drilling stress monitoring device is fixed at the side part of the roadway, and the two ends of the drilling stress monitoring device are connected through a liquid guide pipe. One end of the drilling deformation monitoring device is arranged in a deformation monitoring drilling hole of one side of the roadway, the other end of the drillingdeformation monitoring device is fixed at the side part of the roadway, and the two ends of the drilling deformation monitoring device are connected through a liquid guide pipe. The drilling stress and deformation monitoring devices monitor drilling stress and deformation signals in real time and transmit the signals to the nearby monitoring substations through a communication cable; each monitoring substation transmits monitoring signals to the monitoring master station through optical fibers, and the monitoring master station transmits all monitoring signals to the ground terminal through aring network. The device has the characteristics of flexibility, reliability, good monitoring effect, low cost and the like, and can be widely applied to prediction and early warning of rock burst inthe coal mine main roadway area.
Owner:NORTH CHINA INST OF SCI & TECH
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products