36results about How to "Real-time automatic detection" patented technology

The invention belongs to the technical field of fine measurement, and in particular relates to a small module arc gear measurement method. According to the technical scheme, the small module arc gear non-contact optical fine measurement method comprises the steps that a microscopic image of a small module arc gear is collected; the image edge of the small module arc gear is accurately identified; by using a least square circle method, the geometric center of the small module arc gear is fit; by using a maximum inscribed circle method, the center hole assembly center of the small module arc gear is fit; by using a polar coordinate system, the tooth pitch deviation of the small module arc gear is measured; by using a segmentation measurement method, the tooth profile deviation of the small module arc gear is measured; and the maximum tooth thickness deviation of the small module arc gear is measured. According to the method, the problem that the basic parameters, the geometry parameters, the tooth pitch deviation, the tooth profile deviation and the maximum tooth thickness deviation of the arc gear are difficultly measured is solved, wherein the module of the arc gear is below 0.2mm, and the tip diameter is below 2mm.

The invention discloses a train carriage abnormal crowd density detection method. The method includes the following steps that a plurality of carriage sample images with different crowd density grades are collected, and multimodal fusion characteristics of the images are obtained; a crowd density classifier is obtained through training; multimodal fusion characteristics of an image to be detected are obtained; according to the crowd density classifier, the crowd density grade of a carriage corresponding to the image to be detected is obtained, and accordingly whether the crowd density in the carriage is abnormal or not is judged; abnormal information of related crowd density is recorded automatically. According to the method, the multimodal fusion characteristics are used, abnormal crowd density scenes are learned and identified automatically, and therefore abnormal crowd density can be identified and recorded automatically in a real-time mode in the running process of a train. The method is insensitive to train scene crowd shielding, illumination and slight deformation of a camera, and is suitable for train abnormal crowd density detection through 360 cameras or bolt cameras.

The invention discloses a stored-grain pest sound detection identification system, including a first sound collection module, a sound pretreatment module, a sound processing module, a retrieval contrast module, a drawing module, a regression calculating module, a prediction analysis module and a database. The database is connected with a second sound collection module, an image collection module, a man-machine operation module, a data processing module and a correlation establishing module. The invention completes pest detection through identifying insect sounds, achieves real-time, accurate and lossless automatic detection of pests in stored grain, and can predict the multiplying condition of pests, thereby facilitating pest treatment measure making and reducing economic loss caused by delayed discovery and delayed treatment.

The present invention provides a plankton particle size spectrum detection system and a method thereof. The system comprises an image acquisition processing unit, a target detection unit, an edge information extraction unit, and a counting unit that are sequentially connected. The image acquisition processing unit preprocesses a collected video image IO to obtain a preprocessed image I1; the target detection unit separates the plankton in the preprocessed image I1 from the background image to obtain a target image I2; the edge information extraction unit carries out detection and extraction on the closed-loop edge contour of the target image I2 to obtain contour information of each plankton in the target image I2; and the counting unit detects the amount of plankton in different particle sizes to generate the plankton particle size spectrum of the correspondence between the different particle sizes of the plankton and the amount of plankton. According to the system and method provided by the present invention, the amount of plankton particle size spectrum detection can be effectively simplified, automatic detection of the plankton particle size spectrum in the seabed can be accurately carried out in situ in time, and the red tide can be effectively detected and forecasted.

The invention relates to a packaging tape deviation self-checking device suitable for a packaging tape conveyor. Two brackets are symmetrically distributed on the two sides of a packaging tape and arevertically and fixedly installed on a packaging tape conveyor rack, and a transverse beam is horizontally and fixedly connected between the two brackets and is located above the packaging tape; an encoder fixing frame is fixedly mounted at the end of the transverse beam, an encoder is horizontally and fixedly mounted on the encoder fixing frame, an encoder mandrel is fixedly connected to one endof a rotating shaft, and the center line of the encoder mandrel coincides with the axis of the rotating shaft; the rotating shaft is mounted on the transverse beam through a bearing and has the rotation freedom degree; the middle portion of the rotating shaft is provided with a through hole, and the through hole is perpendicular to the central axis of the rotating shaft; a detecting roller shaft is fixedly inserted in the through hole of the rotating shaft, and the center line of the detecting roller shaft is perpendicular to the central axis of the rotating shaft; a detecting roller body is in contact fit with the edge of the packaging tape in an abutting-against manner; a laser sensor is hoisted on the middle portion of the transverse beam, the measuring end of the laser sensor right faces the surface of the packaging tape, and the vibration frequency and the vibration amplitude of the packaging tape are measured through the laser sensor; and a spring and a force sensor are connectedin series between the detecting roller body and the transverse beam.

The embodiment of the invention provides a pressure test method and device for a server. The method comprises the steps that an application error log generated when a to-be-tested server is subjectedto a pressure test is obtained, error information in the application error log is extracted, and the error information at least comprises an recognition number, a keyword and an error field; obtainingan exception evaluation value of the error information according to the keyword and the error field, wherein the abnormal evaluation value is determined according to error index parameters of the error field, and the error index parameters at least comprise an error quantity index, a keyword type and similarity; and executing a preset processing operation according to the numerical relationship between the abnormal evaluation value and an alarm threshold. According to the embodiment of the invention, automatic and intelligent analysis of abnormal problems occurring in pressure measurement isrealized, the problem analysis difficulty is reduced, the technical requirements on services and systems are relatively low, and the labor cost is reduced.

The invention relates to the technical field of hydraulic engineering and discloses a detection device for detecting the bearing capacity of a sluice dam. The device comprises a box body, wherein a filter net is fixedly arranged on one side of the box body; a support frame is fixedly arranged inside the box body; a water tank is movably arranged inside the box body; a corrugated pipe is fixedly arranged at the middle part of one side of the water tank; connecting plates are fixedly arranged on one sides of the top and the bottom of the water tank; and movable devices are fixedly connected at the middle parts of one sides of the two connecting plates. The detection device for detecting the bearing capacity of the sluice dam has the beneficial effects that through the movable devices, when the amount of water in the dam is small, the water pressure is not enough to make the water tank move to the left, the pressure value of a pressure gauge is in a stable state at the moment and when theamount of water in the dam is increased, the water tank is pushed to the left under the action of water pressure, a water inlet of a water pipe is automatically opened without manual operation of anoperator through a control system and the water pressure can be monitored in real time.

The invention discloses a raw silk or soaked silk appearance quality detection device and detection method based on binocular vision. The device comprises a motion control system, an image collection system and an image processing system, wherein the motion control system is used for driving raw silk or soaked silk to move along the vertical axial direction of the motion control system; the image collecting system comprises two cameras, and the two cameras are used for respectively collecting a first horizontal radial image and a second horizontal radial image of the raw silk or the soaked silk; the image processing system comprises a storage module, an analyzing module and a computing module; the first horizontal radial image, the second horizontal radial image, a theoretical diameter value of the raw silk and two equations are stored in the storage module, the analyzing module is used for obtaining a first horizontal radial average diameter value D1 and a second horizontal radial average diameter value D2 of the raw silk or the soaked silk, and the computing module is used for computing to obtain a roundness value and a bulking value. By means of collecting the first horizontal radial image and the second horizontal radial image of the raw silk or the soaked silk, on one hand, the roundness and a bulking degree of the raw silk or the soaked silk are obtained; on the other hand, appearance quality of the raw silk or the soaked silk can be reflected more accurately.

The invention provides a carrier band material disc replacing intelligent device. The carrier band material disc replacing intelligent device is characterized in that a material disc sampling mechanical arm is arranged in a material disc replacing robot shell, a seal band conveying rail is arranged at the lower end of the material disc sampling mechanical arm, a material band feeding buffer area is arranged on the outer side of the seal band conveying rail, a quality monitoring camera, and a material band counter are arranged on the two sides of the seal band conveying rail correspondingly, aouter connection air source connector, and a power source connector are formed in the lower end of the material disc replacing robot shell, and a control integration box and a material disc replacingrobot host are arranged at the bottom of the material disc replacing robot shell. The carrier band material disc replacing intelligent device has the irreplaceable positive effects that the structureis simple, one-station type multifunctional treatment is achieved, manpower is saved, work efficiency is improved, product quality and equipment running conditions can be automatically detected in real time, cost is reduced for a user, and quality is improved.

The invention discloses an artificial intelligence based tongue image detection and recognition method. By adoption of camera of a mobile phone or a tablet computer or a special tongue image acquisition device, limitation of large-scale tongue image acquisition due to a single acquisition mode is solved, and convenience is provided for tongue image acquisition. Real-time automatic detection of tongue images and tongue positions can be realized, manual or automatic shooting, storing and uploading can be realized, and the problem of difficulty in accurate detection of a tongue body due to the fact that other parts of the human face in a traditional acquired tongue image occupy most of areas while the tongue body position is less is solved. Tongue colors, tongue shapes, tongue coating textures and tongue coating texture properties can be automatically recognized in the tongue images, and doctors of traditional Chinese medicine can be assisted in tongue diagnosis. A detection and recognition process avoids a complex man-machine interaction process, and quickness in tongue image data analysis and calculation and accuracy of results are realized.

The invention discloses vehicle-mounted water content automatic detection and spraying integrated equipment which comprises a road roller shell. A control room is fixedly mounted at the top of the road roller shell, a ladder frame is fixedly mounted on one side of the control room, a transparent observation window is fixedly mounted on one side of the control room, and a ceiling is fixedly mounted at the top of the control room. An engine shell is fixedly installed on the back face of the control room, a heat dissipation groove is fixedly formed in the top of the engine shell, an air outlet cylinder is fixedly installed on the top of the engine shell, and guardrails are fixedly installed on the two sides of the engine shell. According to the scheme, through the arranged electrode strips, the electrode strips can be conveniently arranged on the steel wheels, the coupling relation among the resistivity, the water content and the compaction degree is calibrated, then the water content of roadbed filler is automatically detected in real time in the roadbed compaction process, and online transmission of the water content of the filler is achieved through the wireless data acquisition device; and automatic water spraying is carried out according to the automatically detected water content index, so that the real-time performance and continuity of roadbed detection are realized.

The invention belongs to the technical field of hemodialysis, and discloses a hemodialysis rehabilitation exercise training method and system and a terminal. The hemodialysis rehabilitation exercise training system comprises a patient information acquisition module, a dialysis data acquisition module, a central control module, a dialysis data processing module, a calibration module, a massage module, a rehabilitation recording module and a display module. Standard operation processes are implemented by the dialysis data processing module step by step, errors are decreased, a structure is modularized, real and clinical data support is provided for data analysis, dialysis historical data of patients are displayed in a dotted line mode, a process node execution display window is set, and medical staff can adopt dialysis states at any time. Besides, the state of a calibrated hemodialysis machine detector is evaluated by the calibration module, the method is an intelligent metering calibration method integrating multi-parameter comprehensive detection, automatic control of calibration technologies and automatic evaluation of calibration results, and calibration accuracy is improved.

The invention relates to an electric car road testing system, which is characterized in comprising a first collection unit, a second collection unit and a central processing unit, wherein the first collection unit comprises a current sensor, a voltage sensor, an A / D signal conversion module, a data reading, writing and storage module, a display module, a first wireless signal transmission module,a Hall sensor and an adding counter; the second collection unit comprises an active infrared intrusion detector, a lithium battery and a second wireless signal transmission module. The invention alsorelates to an electric car road testing method which is characterized in comprising the following steps that: 1) parameter setting; 2) system self-inspection; and 3) parameter detection. The electriccar road testing system is scientific and reasonable in design, and can carry out real-time dynamic and automatic detection on an electric car driving road condition, and continuous parameter recording is realized.

The invention discloses a connecting method of principal and subordinate circuit breakers in a power distribution cabinet and the power distribution cabinet. The method comprises: step 1, building hand-in-hand communication connection; step 2, carrying out serial numbering to multiple subordinate circuit breakers again by a host; step 3, carrying out the step of retrieval numbering, pairing one by one; and step 4, finishing the whole automatic retrieval numbering process, recovering to a normal mode.

The invention discloses a high-precision water level detection system. The high-precision water level detection system comprises an image acquisition module, a data transmission module, a water leveldetection terminal and an alarm module, wherein the image acquisition module is used for obtaining the overwater scale image and the position information of the overwater scale image, the obtained overwater scale image and the position information are transmitted to the water level detection terminal through the data transmission module, the water level detection terminal is used for carrying outimage processing on the overwater scale image so as to obtain the current water level value, and displaying the position information of the water level value and the water level in real time, and thealarm module is used for giving an alarm when the obtained water level value reaches a preset warning value. The high-precision water level detection system has the advantages that the image processing technology and the water level detection are combined, the defect that a person needs to check the scales on the marker post in the traditional method, the operation is inconvenient and the error islarge are overcome, the real-time and automatic detection of the water level is realized, so that the safety of water level detection is improved.

The invention discloses an automatic sand grain detection mechanical device. The automatic sand grain detection mechanical device is characterized in comprising a sand grain hopper, an automatic control valve, inductive heads, a controller, and a baffle plate; a detection mechanism is arranged in the sand grain hopper; the material level detection mechanism comprises the inductive heads; the inductive heads are arranged on the inner wall of the sand grain hopper from the upper part to the lower part successively; the inductive heads are connected with the controller; the sand grain hopper is provided with the automatic control valve; and the automatic control valve is connected with the controller. Advantages of the automatic sand grain detection mechanical device are that: the structure of the automatic sand grain detection mechanical device is capable of realizing real-time automatic detection and intellectualization; labour intensity is low; production of waste products is avoided effectively; and rejection rate is reduced.

The invention discloses an all-standard video automatic identification system, which specifically comprises the following steps of: 1, a monitor is opened by using a high-tech chip to supply power toa camera of any standard; 2, the camera generates a real-time video stream and transmits the real-time video stream to a video decoding chip; 3, the video decoding chip decodes the video stream and directly transmits the decoded video stream to the high-tech chip; 4, the system of the high-tech chip is judged through adoption of a self-made algorithm; and 5, the image is quickly displayed on the LCD display screen. The all-standard video automatic identification system has the advantages that: 1, the video identification system does not need to be switched manually; 2, an all-standard video isautomatically detected in real time; 3, the identification display speed is shortened, so that the video is more stable, accurate and safer; 4, the system is compatible with most cameras on the market; and 5, the monitoring camera can be replaced at any time when the indoor unit works.

The invention discloses a high-precision water level detection system. The high-precision water level detection system comprises an image acquisition module, a data transmission module, a water leveldetection terminal and an alarm module, wherein the image acquisition module is used for obtaining the overwater scale image and the position information of the overwater scale image, the obtained overwater scale image and the position information are transmitted to the water level detection terminal through the data transmission module, the water level detection terminal is used for carrying outimage processing on the overwater scale image so as to obtain the current water level value, and displaying the position information of the water level value and the water level in real time, and thealarm module is used for giving an alarm when the obtained water level value reaches a preset warning value. The high-precision water level detection system has the advantages that the image processing technology and the water level detection are combined, the defect that a person needs to check the scales on the marker post in the traditional method, the operation is inconvenient and the error islarge are overcome, the real-time and automatic detection of the water level is realized, so that the safety of water level detection is improved.

The invention proposes an accelerometer fault diagnosing and detecting method, which utilizes the redundant information between non-orthogonal axes (completely orthogonal ones or partially orthogonal ones) to realize the real-time automatic detection to the invalid axis in the accelerometer and to report the self-diagnosing and detecting processing method for the diagnosing information, achieving the purposes of ensuring data credibility, increase in detection efficiency and decrease in cost.

The invention provides a safety monitoring system of an electrical system of a passenger train and the passenger train. The invention provides the safety monitoring system for the electrical system of the passenger train, and the system comprises a plurality of groups of sensors which are respectively disposed on each electrical circuit of the passenger train; multiple controllers, wherein each controller is arranged in the carriage of the corresponding passenger car, and each controller is electrically connected with the multiple sensors; a safety monitoring device in communication connection with the controllers; and a mobile terminal in communication connection with the controllers. According to the safety monitoring system of the electrical system of the passenger train, the electrical circuit of the passenger train can be automatically detected in real time, hidden dangers can be timely found and processed, electrical fires can be effectively avoided, the electrical system is maintained in a state based on prediction from regular verification, therefore, the good operation rate of electrical equipment is improved, and the personal safety of passengers, drivers and passengers can be better guaranteed.

The invention discloses an intelligent assisted cigarette bin which comprises a cigarette bin terminal, an internet of things and a management platform, the cigarette bin terminal comprises a main cabinet, auxiliary cabinets and an interaction terminal, the main cabinet is arranged between the two auxiliary cabinets, and the interaction terminal is installed on the main cabinet; the management platform comprises a platform service group, a central client, an on-wall controller, an operation and maintenance management unit and network security equipment, wherein the platform service group, the central client and the on-wall controller are accessed to the Internet of Things. According to the invention, the workload of cigarette deliverymen, the transportation cost and the road safety risk are reduced, retail clients can take cigarettes conveniently, the access safety of the cigarettes at the pick-up site is improved, the problems of wrong taking, disordered taking, packet switching, theft and the like are solved, client disputes are avoided, video evidences are provided for follow-up after the event, the goods safety problems of wrong taking, disordered taking, packet switching, theft and the like are solved, and the service life of the retail clients is prolonged. The method solves the problem that when a retail customer takes goods in an unauthorized person area, an authorized person must match the face and the NFC card with the entered cigarette retail license code, and then the goods can be taken.