162 results about "Remote detection" patented technology

The invention discloses a remote detection method and device for false wiring of a three-phase four-wire electric energy meter, and the method comprises the steps: collecting electric energy meter data corresponding to a target electric energy meter in a remote transparent reading manner when a remote detection request for false wiring corresponding to the target electric energy meter of three-phase four-wire wiring is received; determining a plurality of reference electric energy meters based on the target electric energy meter and collecting electric energy meter data corresponding to all the reference electric energy meters; determining a first detection parameter corresponding to the target electric energy meter based on the electric energy meter data corresponding to the target electric energy meter and the electric energy meter data corresponding to all the reference electric energy meters; and determining a wiring detection result corresponding to the target electric energy meter based on the first detection parameter corresponding to the target electric energy meter. Therefore, the method can determine the first detection parameter of the target electric energy meter based on the target electric energy meter and the electric energy meter data corresponding to the reference electric energy meter, thereby determining the wiring detection result, and facilitating the improvement of the remote detection accuracy and efficiency of the wrong wiring of the three-phase four-wire electric energy meter.

The invention provides an azimuth transverse wave remote detection data processing method, system and device and a medium. The method comprises the steps that an instrument is adopted to collect novel four-component transverse wave data (xx, xy, yx and yy) of a target well section; under a coordinate system (x, y) of the instrument, synthesizing an XX reflected wave signal with an angle defined relative to the x-axis direction of the instrument by using the orthogonal dipole four-component reflected signal, and defining the XX reflected wave signal as an angle when the reflected wave signal reaches the maximum amplitude; obtaining two cross component signals xy and yx by using novel four-component shear wave data (xx, xy, yx and yy), performing sliding windowing on the cross component signals xy and yx, performing Fourier transform on the signals in the window to obtain phase spectrums, and comparing the phase spectrums of the two cross component signals to obtain an actual phase difference; according to a novel four-component data combination mode, changing the orientation of the reflector, theoretically calculating the theoretical phase difference between the two cross component signals xy and yx, and establishing a rule chart of the cross component signals along with the orientation change of the reflector outside the well based on the theoretical phase difference; and judging the real azimuth angle of the reflector according to the rule plate.

The embodiment of the invention relates to the technical field of vehicles, and discloses an in-vehicle article detection method and a vehicle, the method comprises the following steps: receiving a query request sent by a client, the query request being used for querying a target article; in response to the query request, calling an in-vehicle camera to shoot an in-vehicle image, and identifying articles in an open area in the vehicle through the in-vehicle image to obtain a first article detection result; article attribute information of a hidden area is obtained in response to the query request, a second article detection result is speculated through the article attribute information, and the article attribute information is obtained through scanning of a hidden area sensor; and sending the first article detection result and the second article detection result to the client. By applying the technical scheme of the invention, the accuracy of remotely detecting the articles in the vehicle can be improved.

An acoustic remote detection device and detection method suitable for a horizontal borehole. The detection method comprises: first, acquiring a reflected acoustic signal; subsequently, using a signal preprocessing module to process the reflected acoustic signal to obtain a sequence of reflected acoustic signal segments; then, performing waveform feature extraction on the sequence of the reflected acoustic signal segments to obtain a sequence of reflected acoustic signal segment waveform feature vectors; next, using a positional encoding and self-correlation highlighting module to process the sequence of the reflected acoustic signal segment waveform feature vectors to obtain an important content-highlighted reflected acoustic signal waveform feature vector; and finally, determining an identification result of a geological body on the basis of the important content-highlighted reflected acoustic signal waveform feature vector.

The invention provides an electric power iron tower remote detection fastener and a detection method thereof, and relates to the technical field of electric power facility steel constructions.The electric power iron tower remote detection fastener comprises a bolt, a nut is in threaded connection with the bolt, and an electric power iron tower steel structure is arranged on a bolt rod between the nut and a bolt cap of the bolt; grooved gaskets are arranged on the portions, between the bolt and the electric iron tower steel structure and between the nut and the electric iron tower steel structure, of the tightening latch, and label gaskets are arranged on the portions, between the bolt and the grooved gaskets and between the nut and the grooved gaskets, of the tightening latch. According to the invention, the fastening force change of the bolt and the nut is converted into a measurable signal of the electronic tag through the cooperation of a mechanical structure in the tag gasket and a circuit, and lossless and remote detection of the fastening state of the electric iron tower is realized.

Methods and systems are disclosed for collecting EMG speech signals using a speech signal detection device. The methods and systems collect, by a speech signal detection device worn by a first person, a combination of signals comprising electromyograph (EMG) data signals and one or more non-EMG data signals. The methods and systems process the combination of signals by a machine learning (ML) model to detect presence of a second person, the ML model trained to establish a relationship between training signals comprising training EMG data signals and training non-EMG data signals and ground-truth presence of people data. The methods and systems control operation of the speech signal detection device being worn by the first person in response to detecting the presence of the second person.

The invention relates to the technical field of automobile remote detection, in particular to an automobile remote detection method. In a vehicle networking module, a power supply state monitoring unit captures a bus voltage fluctuation waveform of a vehicle-mounted power supply, a ripple coefficient of a power supply line of a sensor and a transient working current response curve of a key electronic component in real time, and a three-dimensional power supply quality evaluation model is established based on the data to generate a power supply stability index; when the vehicle operation data is transmitted, the index is synchronously packaged; after the cloud platform receives the data, the power supply perception data fusion module realizes data space-time alignment, dynamic denoising of the self-adaptive filtering module, parallel operation of the reference and the elastic fault tree by the dual-mode fault judgment module and confidence comparison, and early warning is triggered only when the two fault trees report the same fault code; the problems of data deviation and false fault misjudgment caused by the fact that dynamic power supply fluctuation is not considered in the prior art are effectively solved.

The invention provides a method for processing and imaging sound wave remote detection data in a well, and belongs to the field of oil-gas exploration. The method comprises the following steps of: firstly, evaluating full wave train data by adopting an energy statistical method, eliminating data with problems, and recovering damaged data by utilizing a POCS interpolation method; then, completing reflection wave extraction based on polarization characteristics of direct waves and reflection waves, and performing optimization through multi-stage filtering processing and amplitude restoration; and then, optimizing a speed extraction method in dynamic correction by using a competition-cooperation particle swarm algorithm, and providing an accurate stacking speed for common sound source gather stacking. And finally, utilizing a frequency-wavenumber domain migration method to realize well-side fracture cavity imaging. According to the method, through an innovative data processing algorithm and flow optimization, imaging of the well-side fracture-cavity body is achieved, and a reliable technical means is provided for oil-gas exploration of a complex reservoir.

The present invention relates to a signal interference prevention and sensor security device of a cognitive detection sensor system and, more specifically, to a signal interference prevention and sensor security device of a cognitive detection sensor system in which a unique identification signal including a self-identification code, such as a series of ID-codes or encryption codes, unique to each cognitive detection sensor is assigned, sensor malfunction caused by signal interference by another device is prevented by using the unique identification signal, and an external illegal signal is blocked to enhance sensor security, wherein a plurality of objects on a detection area are detected by using one cognitive detection sensor, and the plurality of objects present on the detection area, divided into sections, are detected by using the unique identification signal, such that information such as the locations, speeds, number, types, and shapes of the objects can be remotely detected and recognized.

The utility model provides a remote lightning protection detection device, which belongs to the technical field of lightning protection detection, mainly aims to solve the problem of convenience of the conventional lightning protection detection device, and comprises a shell, a coiling button is arranged on one side of the shell, two groups of wire arrangement channels are respectively arranged on two sides of the shell, and two groups of wire arrangement pieces are respectively clamped in the two groups of wire arrangement channels. A mounting cavity is formed in the shell, winding assemblies are arranged in the mounting cavity, a connecting circuit board is arranged between the winding assemblies, a control box is arranged below the winding assemblies, a remote detection assembly is arranged in the control box, and a lightning arrester is arranged on one side of the remote detection assembly; through the arrangement of the wire winding assembly, when a user needs to recycle a line, the device can automatically recycle the line only by pressing a wire winding button, and through the arrangement of a torque sensor in the wire winding assembly, when the user pulls and releases the line manually, the wire winding assembly can assist the user to release the line, so that the convenience is improved.

The application discloses a kind of based on semiconductor laser radar aircraft remote detection method and system, it is related to semiconductor laser radar technical field.The method includes: constructing multiple coupling semiconductor laser emitter and distributed semiconductor laser radar system, based on remote detection task construction laser beam emission parameter intelligent adjustment model and emit laser beam, collect target reflected laser signal and extract target key feature information, to target key feature information is fused to generate the semiconductor laser radar remote detection information of aircraft and it is fused with sensor remote detection data to generate remote detection information, real-time monitoring the power usage state of distributed semiconductor laser radar system and adjusting power distribution situation.The present application can realize seamless coverage to 360 degrees around aircraft, eliminate the blind area problem of traditional single radar detection, and multiple coupling semiconductor laser emitter can provide high-power, high-stability laser emitter for semiconductor laser radar.

The invention discloses a video transmission method and device for bridge detection, equipment and a storage medium. The method comprises the following steps: acquiring video data acquired by an unmanned aerial vehicle and disease identification data including information such as disease types, positions and confidence coefficients; segmenting the video data to obtain a plurality of fragments, packaging the fragments and the disease identification data to obtain a video stream data packet and a disease identification data packet, and transmitting the video stream data packet and the disease identification data packet; analyzing the video stream data packet, grouping and recombining to obtain a recombined video frame, and analyzing the disease identification data packet to determine a boundary to obtain an identification result; cooperative detection data are obtained through time sequence synchronous calibration, the disease information and the video frames are subjected to superposition rendering, and an enhanced video stream containing a disease labeling box, a type text and a confidence coefficient identifier is generated. According to the method, the packet loss resistance and the synchronization precision are improved, an end-to-end closed-loop transmission system is constructed, and the accuracy and the efficiency of bridge remote detection are effectively improved.

The invention relates to the technical field of detection robots, in particular to a remote detection robot for tall buildings, which comprises a bracket, a hanging ring fixed at the end part of the bracket, a transverse plate fixed on the surface of the bracket, a slot formed in the surface of the bracket, an inserting block inserted in the slot, a moving plate fixed at the end part of the inserting block, and a probe fixed on the surface of the moving plate, a lead screw is arranged in the open groove. The vacuum equipment has the beneficial effects that the vacuum equipment is connected with a second suction cup through a first butt joint opening, a support can be adsorbed to the outer layer of a building through the second suction cup, the first suction cup does not adsorb any more, and in the process that the support is driven by lifting equipment to ascend, a first motor drives a lead screw to rotate, so that a moving plate is kept in situ; in the whole process, the probe can be lifted and moved only through lifting equipment, and a sliding rail does not need to be used.

The invention discloses a remote detection system for oil and gas leakage alarm, which relates to the technical field of oil and gas leakage alarm, and comprises a flow field stable core area acquisition module, an area filling degree acquisition module, a form distortion degree acquisition module and an abnormal partition judgment module. Comparing the real-time parameter with the reference parameter to obtain a filling deviation and a form deviation; whether leakage exists or not is judged by combining the two indexes of the regional filling degree and the form distortion degree, and misinformation caused by fluctuation of a single parameter is avoided; meanwhile, through partition detection, a leakage area can be accurately positioned, and clear guidance is provided for subsequent maintenance; the early-stage tiny leakage can be detected, the detection sensitivity is improved, meanwhile, the response speed of the early-stage leakage is remarkably improved, leakage is found in time, measures are taken, losses are reduced, safety accidents caused by oil and gas leakage are effectively avoided, safety risks are reduced, and safe and stable operation of oil and gas transmission is guaranteed.

The invention discloses a water conservancy facility remote detection system based on cloud computing, and relates to the technical field of water conservancy projects, the acceleration of a preset node of a water conservancy facility, water level condition data and water conservancy facility quality parameters are collected, the water level condition data are analyzed, and a hydrodynamic pressure matrix under a preset water level working condition is obtained; calculating a fluid additional mass parameter according to the hydrodynamic pressure matrix, performing spectral analysis on the acceleration, extracting a fundamental frequency, calculating a vibration mode transmissibility, calculating a total stiffness parameter based on the fundamental frequency, the fluid additional mass parameter and a water conservancy facility mass parameter, and obtaining a stiffness decoupling coefficient based on the vibration mode transmissibility, according to the method, the total rigidity is decoupled into the foundation constraint rigidity and the structure intrinsic rigidity, the physical damage state and the foundation operation state of the structure body are judged according to the structure intrinsic rigidity parameter and the foundation constraint rigidity parameter, the influence of the fluid additional mass and the foundation effect is decoupled under the complex working condition, and the structure health state recognition accuracy is improved.

The invention discloses a medical equipment monitoring method, device and equipment based on an equipment log. The method comprises the following steps: acquiring to-be-evaluated state data of candidate medical equipment from a cloud server; based on a threshold dynamic generation model, determining a state data threshold of the candidate medical equipment according to the candidate equipment type and the historical state data of the candidate medical equipment; according to the to-be-evaluated state data and the state data threshold, determining the current operation state and the state data trend chart of the candidate medical equipment, and feeding back the current state data and the state data trend chart to the client; and if it is identified that the candidate medical device whose current operation state is an abnormal state exists, determining the candidate medical device as an abnormal medical device, and determining a device abnormality report of the abnormal medical device according to an abnormal device type, abnormal state data and a state data threshold value of the abnormal medical device, and sending an equipment exception report to the client. According to the technical scheme, the reliability of remote detection of the medical equipment is improved.

The invention discloses a detection method and system for a long-distance scene PRACH signal and a medium, and relates to the technical field of 5G mobile communication. The method comprises the following steps of: carrying out time delay detection (rough detection) on repetitive sequences by utilizing the correlation of ZC sequences to judge which repetitive sequence the main peak is located in, and judging which window the main peak appears in, then carrying out five-window merging processing (fine detection) on the repetitive sequences after being repeatedly merged, and judging which window the main peak appears in. Estimating accurate time offset and frequency offset by using the minimum path between the main peak and the window cyclic shift value; according to the scheme, the PRACH signal detection algorithm is optimized, and the remote detection of the PRACH signal in a large frequency offset scene is realized based on the modes of coarse detection, fine detection and five-window combination judgment.

The utility model belongs to the technical field of steel bar detection, especially relate to a reinforced concrete structure corrosion remote detection device, including steel bar rust quantitative detector, steel bar rust quantitative detector top end is equipped with support frame, steel bar rust quantitative detector both sides are equipped with X -ray emitter and X -ray detector respectively, support frame middle part is equipped with mounting seat. Through installing X -ray emitter and X -ray detector on steel bar rust quantitative detector, can let the X -ray emitter on steel bar rust quantitative detector emit X -ray, let X -ray shoot to the steel bar surface in the concrete, again through X -ray detector capture the ray of steel bar penetration, and form visual image on the display, again through signal antenna will image emit to remote control center, thereby can fast the steel bar corrosion in reinforced concrete is carried out effective remote detection, need not manual detection of artificial, improved the accuracy and convenience of device detection time.

A voltage measurement sense signal system for an information handling system. The voltage measurement sense signal system includes a power source, the power source having an associated voltage differential, the power source having a remote sense signal; and, a voltage measurement sense signal circuit, the voltage measurement sense signal circuit being coupled to the remote sense signal and another remote sense signal, the voltage measurement sense signal circuit combining remote sense signal and another remote sense signal before traversing a combined remote sense signal to a subsequent recipient.

The utility model relates to an electromagnetic valve that can remotely detect and control switch state relates to electromagnetic valve equipment technical field. The switch cap bottom is provided with the switch of tab, and the switch of tab is fixed in the shell top, be provided with control mainboard in the control box, and control mainboard is provided with strong magnetic induction module to the switch cap position, still be provided with communication module on control mainboard, and communication module and strong magnetic induction module electric connection. The position sensing device is arranged at the switch cap, and the switch of tab is arranged at the bottom of the switch cap, can effectively double -monitor the switch state of switch cap, still set up the contact switch that cooperates with spring in the valve post position simultaneously, can monitor the movement state of valve rod, all state information are fed back to control center through communication unit, not only can directly carry out switch control on the valve, still can monitor and control the valve through control center, and the two -way feedback control better ensures the safe use of electromagnetic valve.

A variety of methods and systems for detecting top of cement in well operations are disclosed, including, in one embodiment, a method for detecting top of cement, including: emitting input energy signals into a cement displacement fluid positioned in a casing, wherein the input energy signals travel in the cement displacement fluid down the casing and are reflected in the casing to form reflected energy signals that return to a surface, and wherein the input energy signals are emitted while a cement composition is setting to harden and form compressive strength in a borehole annulus; measuring one or more properties of the reflected energy signals; and determining the top of cement of the cement composition in the borehole annulus based on at least the one or more properties and temperature data of the borehole.

A scanning environment includes a real-time signal generation for remote detection of the position of a portable X-ray scanning system with reference to a transmission detector. Prior to generating an X-ray scan, the portable X-ray scanning system must be positioned such that X-rays generated by an X-ray source, of the portable X-ray scanning system, strikes all or a portion of the transmission detector. In some cases, the transmission detector panel may be positioned at a distance from the portable X-ray scanning system. The transmission detector may even be out of sight of the X-ray source. For these cases a real-time signal is generated and processed to indicate whether an X-ray beam is striking the transmission detector. If the X-ray beam is not striking the transmission detector, feedback is generated, real-time, indicating a direction in which the X-ray beam should be moved.

The invention relates to the technical field of gas detection, and particularly discloses a limited space gas detection device which comprises a supporting ring fixed at the upper end of a wellhead, a suspender, a swing arm and a rotating rail, the upper end of the suspender is fixed in the supporting ring, the suspender is detachably connected with the supporting ring, the suspender is of a hollow structure, and a length-adjustable telescopic rod is inserted into the bottom of the suspender; the bottom of the telescopic rod is connected with a pull block, one end of the swing arm is rotatably connected with the pull block, the end part of the swing arm is connected with a supporting block with an adjustable distance, the middle part of the rotating rail is connected with the supporting block through a rotating shaft, and the rotating rail is provided with a gas detector capable of moving in the length direction of the rotating rail; comprehensive and remote detection of gas in a limited space is achieved, workers are effectively prevented from directly entering a dangerous environment, the limitation that a traditional device can only detect a well mouth area is overcome, it is ensured that gas in hidden areas such as a well bottom and a transverse well is accurately detected, operation safety is improved, and detection efficiency and accuracy are improved.

The utility model relates to the technical field of cold box start-up, and discloses a dew point analysis device for cold box start-up. The dew point analysis device for cold box driving comprises a connecting pipe, a sealing cover is movably installed at the upper end of the connecting pipe, a connecting bolt is installed above the sealing cover in a penetrating mode, a nut is movably installed at the tail end of the connecting bolt, a connecting column is fixedly installed on the front side of the connecting pipe, and the connecting column is filled with sealing filler. The limiting column can limit the relative position between the probe and the connecting pipe, so that the bottom end of the probe is always located in the center of the connecting pipe, the connecting pipe can be directly installed on one side of the expansion machine through the flange structures at the two ends, gas in the expansion machine is guided to pass through the bottom end of the probe, and detection data can be conveniently transmitted through the interface. Manual operation can be reduced, and detection data can be transmitted through an interface and a data line for remote detection after the analyzer is started.

The present application relates to the technical field of acoustic wave detection, and more particularly to a method, system and device for converting acoustic wave remote detection data, the method comprising the following steps: S1, constructing a data format template; S2, obtaining acoustic wave remote detection data, which includes well name, data set name, depth value and total amplitude data, and storing the acoustic wave remote detection data in the data format template; S3, converting the total amplitude data into a plurality of single amplitude data, and storing all the converted single amplitude data in the data format template; S4, converting the acoustic wave remote detection data stored in the data format template by S2 and S3 into acoustic wave remote detection data in seismic data format; the present application improves the utilization degree of acoustic wave remote detection data.

The application discloses a real-time detection circuit and method for a voltage reduction circuit, and relates to the technical field of power supplies.The real-time detection circuit for the voltage reduction circuit comprises a voltage reduction module, a logic control module, a voltage sampling module, a differential amplification module, a digital-analog conversion module and a storage module.The application can monitor the output voltage in a starting state in real time without damaging a mainboard PCB and without destroying the whole system, so as to timely analyze and locate the power consumption of a later-stage chip, and the output current in the starting state can be obtained through calculation based on the voltage of the monitoring sampling port position, the current size can be detected without lifting one end of the inductor, the mainboard PCB and electronic components are not damaged, and the operation is convenient;the power supply current size of a certain component or chip can be detected remotely without disassembling the machine, and the application has good operability;the application can be monitored in real time, and has good timeliness.

The invention relates to the field of temperature sensors, in particular to an infrared temperature sensor self-checking mechanism. The device comprises a housing, an infrared temperature sensor, a self-checking assembly, a communication module and a central controller. The infrared temperature sensor is arranged on the shell, and the detection end of the infrared temperature sensor is located on the outer side of the shell. The self-checking assembly comprises a sleeve arranged on the shell, a heating cylinder arranged on the sleeve in a sliding mode, a heating assembly arranged on the inner side of the heating cylinder, and a driving assembly which is arranged in the shell and drives the heating cylinder to move upwards to block the outer side of the detection end of the infrared temperature sensor or move downwards from the outer side of the detection end. When the heating cylinder moves upwards to block the outer side of the detection end of the infrared temperature sensor, heat generated by the heating assembly is used for conducting self-inspection on the infrared temperature sensor, and when the heating cylinder moves downwards from the outer side of the detection end, self-inspection on the infrared temperature sensor is relieved. Whether the infrared temperature sensor is in a normal operation state can be remotely detected, manpower is saved, and the detection efficiency is high.

The application provides a kind of experimental determination method and system of moving target laser scattering matrix, belong to laser multi-dimensional perception technical field.This method is realized the measurement and analysis of large field of view multi-angle light scattering matrix by the experimental determination device of moving target laser scattering matrix based on phase-locked amplification technology, to further in-depth study the light scattering characteristics of moving target and the inversion of surface reflectivity, provide guidance and support for the development of moving target remote detection identification technology.

The invention discloses a power distribution equipment remote detection system based on mobile terminals. The system comprises a plurality of mobile detection terminals and a cloud service platform. The mobile detection terminal comprises a multi-modal data acquisition module which synchronously acquires multi-dimensional data such as visible light images and infrared thermal imaging of the power distribution equipment; and the edge calculation module performs real-time analysis based on the primary diagnosis model and generates a detection data packet with an abnormal identifier, the detection data packet is uploaded to the cloud service platform by the communication module, and terminal identity, geographic position and timestamp information are synchronously uploaded. The cloud service platform stores data through a data receiving and storage module, an intelligent analysis engine calls a deep diagnosis model, cross-terminal and cross-time collaborative analysis is carried out in combination with related information, abnormity is confirmed, the fault level is evaluated, early warning information is generated, and the identity of the corresponding power distribution equipment is associated. The system improves the comprehensiveness, real-time performance and accuracy of detection, and assists the intelligent operation and maintenance of the power distribution equipment.

The invention relates to the technical field of chemical or physical analysis, and provides gynecological preoperative intestinal cleanliness visual detection test paper, compared with an existing gynecological preoperative intestinal cleanliness detection technology which is subjected to single-index detection, susceptible to interference and depends on subjective evaluation, synchronous detection of multiple indexes such as cholate and cholecystin is achieved through a double-response nanoprobe, and the detection accuracy is high. The omission ratio is reduced from 18% to 3%, and the detection limit is as low as 2 [mu] mol / L of cholate and 3 ng / mL of cholecystin; the nano-particle wrapping and micro-fluidic technology is adopted, so that the retention rate of the enzyme activity under the interference of antibiotics reaches 85%, and the operation error rate is reduced from 15% to 5%; aI image recognition and an intelligent algorithm are combined, five-color gradient quantitative scoring is achieved, the interpretation efficiency is improved by 20 times, the functions of postoperative infection early warning, home remote detection and the like are expanded, a complete system from detection to clinical decision is constructed, intestinal tract preparation evaluation is promoted to develop towards the precise and intelligent direction, and remarkable creativity and clinical application value are achieved.