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80058results about How to "High degree of automation" patented technology

Intelligent inspection system and inspection method for electric transmission line by unmanned aerial vehicle

The invention discloses an intelligent inspection system and an inspection method for an electric transmission line by an unmanned aerial vehicle. The intelligent inspection system comprises an inspection mission planning system, a dispatching system, a monitoring system, an inspection result processing platform and mobile branch stations, wherein the inspection mission planning system communicates with the inspection result processing platform and the dispatching system respectively; the inspection result processing platform and the dispatching system communicates with the monitoring system respectively; the monitoring system is connected and communicate with the mobile branch stations. The inspection method has the benefits that factors of the inspection unmanned aerial vehicle, inspection equipment, an inspector, and the like accessing the dispatching platform through a dispatching terminal can be dispatched effectively to realize equipped configuration of unmanned aerial vehicle inspection resource; the usage rates of personnel and equipment can be improved; the no-load rate and vacancy rate of the inspection equipment are reduced; through centralized monitoring of condition information inspected by the unmanned aerial vehicle, unmanned aerial vehicle inspection dispatching personnel can master unmanned aerial vehicle inspection in the large effectively; the service life of the unmanned aerial vehicle is prolonged.
Owner:STATE GRID INTELLIGENCE TECH CO LTD

Subcritical liquid extraction device and subcritical liquid extraction method of active ingredients of natural products

The invention provides a subcritical liquid extraction device and a subcritical liquid extraction method of active ingredients of natural products, relating to a device and a method for extracting active ingredients of natural products. The device comprises a control system part and a leaching system part, wherein the leaching system part comprises an extraction tank 1, an evaporating tank 2, a buffer tank 3, a condenser 4, a solvent tank 5, an ultrasound generating device 11, a vacuum pump 9, a fire arrester 10, a compressor 8, a hot water pump 7 and a hot water box 6; the control system partcomprises a leaching temperature controller, a leaching time controller, a leaching frequency controller, a material dissolving ratio controller, an exsolution temperature regulation controller, an exsolution pressure feedback controller, an electric appliance controller of the device and an excess-temperature excess-pressure leaking alarm. The method can select different subcritical extraction media according to different extraction products, combines a subcritical liquid extraction technology and an ultrasonic extraction technology to increase extraction rate and reduce extraction time andis a new high-efficiency low-consumption environment-friendly technology for extracting active ingredients of natural products.
Owner:HENAN YALINJIE BIOLOGICAL TECH

Centralized monitoring system for power transmission line routing inspection of unmanned aerial vehicles and monitoring method

The invention discloses a centralized monitoring system for power transmission line routing inspection of unmanned aerial vehicles. The centralized monitoring system comprises a centralized monitoring subsystem, mobile substations and unmanned aerial vehicle flying platforms. The centralized monitoring subsystem and the mobile substations are connected in a one-to-more mode, and the mobile substations and the unmanned aerial vehicle flying platforms are connected in a one-to-one mode. By adopting a mode that remote centralized monitoring and local monitoring are combined, information including flying states, pod states, power transmission lines and routing inspection results of more than one line patrol unmanned aerial vehicles are subjected to centralized monitoring, persons, devices and routing inspection lines related to unmanned aerial vehicle routing inspection tasks are planned and managed, centralized management and defect diagnosis are performed on the routing inspection results, the informatization and automation degree of the unmanned aerial vehicle routing inspection process and routing inspection result processing are improved, the routing inspection efficiency of the unmanned aerial vehicles is improved, and a technical support is provided for safe and reliable running of routing inspection line routing inspection.
Owner:STATE GRID INTELLIGENCE TECH CO LTD

Automatic vulnerability validation method

The invention provides an automatic vulnerability validation method. The method comprises the steps that firstly, validation information is collected, wherein an active detection way is adopted for carrying out information detection, topological detection, vulnerability detection and website directory structure detection on a target; secondly, the validation information is packaged, wherein suspicious vulnerability key information in vulnerability detection results is extracted, uniform-interface modularized packaging is carried out on the data; thirdly, a validation strategy is searched for, wherein according to the suspicious vulnerability identity and variety information, an appropriate attack script template and a vulnerability utilizing tool are selected; vulnerability validation is carried out, wherein scripts are called to be loaded into the packaged vulnerability information to carry out validation attack, and an utilization voucher is obtained and stored; fifthly, validation traces are removed, wherein validation attack traces are removed, sessions are recycled; finally, a scanning report is generated. The automatic vulnerability validation method solves the problem that an existing vulnerability scanning system is high in false alarm rate and cannot carry out effective validation, is automatic and procedural, can automatically recognize and validate vulnerabilities, lowers the requirement for the ability of non-professional staff and improves the vulnerability validation efficiency.
Owner:XIAN UNIV OF POSTS & TELECOMM +1

Regional depth edge detection and binocular stereo matching-based three-dimensional reconstruction method

The invention discloses a regional depth edge detection and binocular stereo matching-based three-dimensional reconstruction method, which is implemented by the following steps: (1) shooting a calibration plate image with a mark point at two proper angles by using two black and white cameras; (2) keeping the shooting angles constant and shooting two images of a shooting target object at the same time by using the same camera; (3) performing the epipolar line rectification of the two images of the target objects according to the nominal data of the camera; (4) searching the neighbor regions of each pixel of the two rectified images for a closed region depth edge and building a supporting window; (5) in the built window, computing a normalized cross-correlation coefficient of supported pixels and acquiring the matching price of a central pixel; (6) acquiring a parallax by using a confidence transmission optimization method having an acceleration updating system; (7) estimating an accurate parallax by a subpixel; and (8) computing the three-dimensional coordinates of an actual object point according to the matching relationship between the nominal data of the camera and the pixel and consequently reconstructing the three-dimensional point cloud of the object and reducing the three-dimensional information of a target.
Owner:江苏省华强纺织有限公司 +1

Test method and system based on software defect mode

The invention discloses a testing method based on software defect mode, comprising the steps of: reading source code files of programs to be tested and SDSM description file of a defect state machine, carrying out pre-processing of the programs to be tested, analyzing the SDSM description file; carrying out lexical analysis and grammar analysis of the programs to be tested and constructing abstract syntax tree; generating a control flow graph and a symbol table according to the abstract syntax tree and carrying out the calculating and updating of variable value interval sets according to the control flow graph and the symbol table; carrying out function invoking relation analysis of the programs to be tested and generating a function invoking relation graph; searching the control flow graph by taking the function as unit according to the function invoking relation graph, calculating the state migration of each node defect state machine on the control flow graph, and reporting corresponding checking point when the defect state machine enters the defect state. The invention also discloses a testing system based on software defect mode, which comprises an input module, a defect mode uniformity testing frame and a user interface module and completes the uniform test on the programs to be tested.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Software test case automatic generating method and system

The invention provides a method for automatically generating software test cases. The method comprises the following steps of: A. reading to-be-tested software, carrying out lexical analysis, syntax analysis and semantic analysis on a source program of the to-be-tested software and generating an abstract syntax tree and a control flow graph of the to-be-tested software; B. preprocessing the source program of the to-be-tested software by traversing the generated abstract syntax tree, identifying initial input-output variables and compressing the space of a definition domain of the initial input variables; and C. generating a path of program elements of the current to-be-tested software by traversing the control flow graph, carrying out assignment operation, implication operation and backtracking operation on the variables in the path, and generating the test cases. The invention also provides a system for automatically generating software test cases. The method and the system for automatically generating the software test cases can accurately and automatically generate the test cases according to the given program elements of the to-be-tested software and verify the generated test cases, thereby improving the accuracy, efficiency and automation degree of the test cases.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Contact network three-dimensional reconstruction method based on SIFT and LBP point cloud registration

The invention provides a contact network three-dimensional reconstruction method based on SIFT and LBP point cloud registration. The method comprises the first step of obtaining initial three-dimensional point cloud data of the environment where parts of a contact network to be reconstructed are located through motion-sensing peripheral Kinect for Windows, and conducting denoising, simplifying, partitioning clustering, fusing and other preprocessing operations on the initial three-dimensional point cloud data to obtain single-view-angle point cloud data of the parts of the contact network to be reconstructed, the second step of extracting key points through an SIFT algorithm, constructing description vectors of the key points by means of LBP features of uniform patterns and determining the corresponding relations between the key points in different point clouds according to the distances between the vectors, the third step of completing point cloud registration through a rough registration method and an ICP fine registration method and obtaining the complete three-dimensional point cloud data of the parts of the contact network to be reconstructed, and the fourth step of completing three-dimensional reconstruction through the Poisson surface reconstruction method and obtaining a three-dimensional model. According to the method, the key factor is point cloud registration which is the key step influencing the three-dimensional reconstruction speed; the description vectors of the key points are constructed by means of the LBP features of the uniform patterns, so that vector dimensions are reduced, the matching speed of the corresponding relations is increased, registration is accelerated, and the three-dimensional reconstruction speed is increased.
Owner:SOUTHWEST JIAOTONG UNIV

Ectopic leaching restoring device and restoring method for chromic slag polluted soil

The invention relates to an ectopic leaching restoring device and a restoring method for chromic slag polluted soil. The device is provided with an integrated soil leaching and dewatering system and mainly comprises a feeding system, a soil leaching-dewatering system, a waste gas treating system, an elution collecting treating system and an automatics control system. The chromic slag polluted soil firstly enters a reaction tank leaching section through the feeding system; a chrome-containing component in the soil is transferred into a liquid phase of a leaching agent; the liquid phase is rotated following a spiral stirring thruster; a muddy water mixture is conveyed into a reaction tank dewatering section; the filtrate is discharged through a tank wall with a water-permeable filtering function; the remained soil is conveyed to a mud discharging device following the rotating of the spiral stirring thruster; and lastly, the soil after being leached and dewatered is discharged. The device provided by the invention has the advantages that a power source is utilized to realize the soil leaching and muddy water separating, the energy consumption is low, the structure is simple, the use is convenient, the treating efficiency is high, and the purified degree of the polluted soil after being treated by using the device is above 85%.
Owner:INST OF PROCESS ENG CHINESE ACAD OF SCI

Poria cocos dicing machine

The invention relates to the field of agricultural machinery, in particular to a poria cocos dicing machine. The poria cocos dicing machine comprises a machine frame, a hopper, a collection box, a transmission device, a squeezing and pushing device, a slicing device, a partition device and a dicing device. An upper installation platform and a lower installation platform are respectively arranged on the machine frame, the hopper is located on the lower right side of the upper installation platform, and the collection box is located under the hopper; the transmission device is located between the upper installation platform and the lower installation platform; the squeezing and pushing device is located behind the upper installation platform and used for pushing poria cocos onto the slicing device; the slicing device is located in front of the squeezing and pushing device and can slice the poria cocos; the partition device is located in the middle of the upper installation platform and can arrange the sliced poria cocos onto a conveying belt uniformly; the dicing device is located right in front of the partition device and can rapidly dice the sliced poria cocos which is well arranged. The poria cocos dicing machine can achieves the function that the poria cocos is sliced firstly and then diced, and solve the problems that as for conventional manual dicing, labor intensity is high and dicing efficiency is low.
Owner:ANHUI UNIV OF SCI & TECH

Comprehensive treating system for domestic wastes

The invention discloses a comprehensive treating system for domestic wastes. Reutilizing comprehensive treatment for mixed wastes is realized by the system according to a comprehensive sorting technology and a combined anaerobic fermentation technology, wherein the advanced sorting techniques, such as, crushing, magnetic separating, sieving, air classifying, and the like, are adopted in the comprehensive sorting technology; reutilized products, such as metal, plastics, organic matters, and the like, are screened out; the screened organic matters are prepared into slurry together with sludge and excrements and are then subjected to the combined anaerobic fermentation; the reutilized products, such as methane, organic fertilizer, and the like, can be produced under the action of anaerobic fermentation; and after the methane is purified, the methane is used for generating power, domestic fuel or vehicle-mounted fuel. According to the technology, the intensified treatment for organic wastes, such as domestic wastes, sludge, excrements, kitchen wastes, and the like, can be realized. The comprehensive treating system is high in mechanical and automated degree. Compared with the prior art, the comprehensive treating system has the advantages of simplification, effectiveness, less labor power, and the like.
Owner:BEIJING HAOHAI TIANJI TECH +1

Urban rail transit panoramic monitoring video fault detection method based on depth learning

The invention provides an urban rail transit panoramic monitoring video fault detection method based on depth learning. The method comprises a data set construction process, a model training generation process and an image classification recognition process. The data set construction process processes a definition abnormity video, a colour cast abnormity video and a normal video in an urban rail transit panoramic monitoring video. A training set and a test set are classified. The model training generation process comprises model training and model test. The model training is to train a fault video image recognition model based on a convolution neural network. The convolutional neural network comprises a plurality of convolution layers and a plurality of full connection layers. The model test is to calculate the test accuracy. If expectation is not fulfilled, the fault video image recognition model is optimized. The image classification recognition process comprises the steps that a single-frame image to be recognized is input into the model, and the fault video image recognition model outputs an image classification result to complete the fault image detection of the urban rail transit panoramic monitoring video.
Owner:HUAZHONG NORMAL UNIV +1

Color image three-dimensional reconstruction method based on three-dimensional matching

The invention relates to a color image three-dimensional reconstruction method based on three-dimensional matching, comprising the following steps of: (1) simultaneously and respectively taking an image from proper angles by using two color cameras; (2) respectively calibrating the internal parameter matrixes and the external parameter matrixes of the two cameras; (3) carrying out polar line correction and image transformation according to calibrated data; (4) working out matching cost for each pixel point in the two corrected images by applying a self-adaption weight window algorithm and acquiring an initial parallax image; (5) marking the reliability coefficient of the pixel initial matching result by adopting matching cost reliability detection and left and right consistency verification; (6) carrying out color segmentation on the images through a Mean-Shift algorithm; (7) carrying out global optimization by a selective confidence propagation algorithm on the basis of color segmentation and pixel reliability classification results to obtain a final parallax image; and (8) working out the three-dimensional coordinates of actual object points on the images according to the calibrated data and the matching relation, thereby reconstructing the three-dimensional point cloud of an object.
Owner:南通洁万家纺织有限公司 +1

Multiple video cameras synchronous quick calibration method in three-dimensional scanning system

A synchronous quick calibration method of a plurality of video cameras in a three-dimensional scanning system, which includes: (1) setting a regular truncated rectangular pyramid calibration object, setting eight calibration balls at the vertexes of the truncated rectangular pyramid, and respectively setting two reference calibration balls at the upper and lower planes; (2) using the video cameras to pick-up the calibration object, adopting the two-threshold segmentation method to respectively obtain the corresponding circles of the upper and lower planes, extracting centers of the circles, obtaining three groups of corresponding relationships between circle center points in the image and the centres of calibration ball in the space, solving the homography matrix to obtain the internal parameter matrix and external parameter matrix and obtaining the distortion coefficient, taking the solved video camera parameter as the initial values, and then using a non-linear optimization method to obtain the optimum solution of a single video camera parameter; (3) obtaining in sequence the external parameter matrix between a plurality of video cameras and a certain video camera in the space, using the polar curve geometric constraint relationship of the binocular stereo vision to establish an optimizing object function, and then adopting a non-linear optimization method to solve to get the optimum solution of the external parameter matrix between two video cameras.
Owner:NANTONG TONGYANG MECHANICAL & ELECTRICAL MFR +1

Nature scene image classification method based on area dormant semantic characteristic

The invention discloses a method for the classification of natural scene images on the basis of regional potential semantic feature, aiming at carrying out the classification of the natural scene images by utilizing the regional potential semantic information of the images and the distribution rule of the information in space. The technical proposal comprises the following steps: firstly, a representative collection of the classification of the natural scene images is established; secondly, sampling point SIFT feature extraction is carried out to the images in the representative collection of the classification of the natural scene images to generate a general visual word list; thirdly, the regional potential semantic model of an image is produced on the representative collection of the classification of the natural scene images; fourthly, the extraction of the regional potential semantic feature of the image is carried out to any image; finally, a natural scene classification model is generate, and classification is carried out to the regional potential semantic feature of the image according to the natural scene classification model. The method inducts the regional potential semantic feature, thus not only describing the regional information of image sub-blocks, but also including the distribution information of the image sub-blocks in space; compared with other methods, the method of the invention can obtain higher accuracy, and no manual labeling is needed, thus having high degree of automation.
Owner:NAT UNIV OF DEFENSE TECH

Method of analyzing cell samples, by creating and analyzing a resultant image

A method is provided for comparing multiple samples of cell extract containing a plurality of components. The method comprises the steps of preparing at least two samples of cell extract from at least two groups of cells and of exposing each of said sample of said cell extract to a different one of a set of matched markers, e.g. luminescent markers, to bind the marker to the cell extract to label the cell extract, each marker within said set of markers being capable of binding to the cell extract and can be individually detected from all other markers within said set. The samples are then mixed to form a mixture and said mixture is electrophoresed to separate the components within the cell extract. At least two electronic images of the electrophoresed mixture are obtained (I) by detection of the individual markers, each image being represented by detection of a marker different from the others. One resultant electronic image (Ires) of the obtained at least two electronic images is created (II) and analyzed in order to identify spot analysis areas (III). The identified spot analysis areas are applied on the respective at least two electronic images for evaluating said areas in order to detect spots representing components of said cell extracts (IV).
Owner:GE HEALTHCARE BIO SCI CORP

Bag-feeding pillow type packaging machine

Disclosed is a bag-feeding pillow type packaging machine. A horizontal bag conveyor is disposed between a bag feeder and a horizontal bag opener. A feeding part of the horizontal bag conveyor is located below the bag feeder. A discharge part of the horizontal bag conveyor is connected with the rear end of the horizontal bag opener. A bag picker is located below the horizontal bag conveyor. The bag picker extends into the bag feeder through the feeding part of the horizontal bag conveyor. The horizontal bag opener is disposed on the conveying direction of the horizontal bag conveyor, a conveying device is disposed in front of the horizontal bag opener, the conveying direction of the conveying device is perpendicular to that of the horizontal bag conveyor, a horizontal feeding device is disposed on one side of the conveying device and located on the conveying direction of the horizontal bag conveyor, a motion direction of the horizontal feeding device is perpendicular to the conveying direction of the conveying device, a sealing device is disposed on the horizontal bag opener, a finished product output device is disposed below the horizontal bag opener, and the conveying direction of the finished product output device is perpendicular to that of the horizontal bag conveyor.
Owner:广东宏川环宇智能装备有限公司
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