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218results about How to "Improve inspection efficiency" patented technology

Method for inspecting electric power lines by aid of unmanned aerial vehicle on basis of human vision characteristics

ActiveCN106356757AImprove inspection efficiencyVersatileImage enhancementImage analysisImage registrationPerpendicular distance
The invention discloses a method for inspecting electric power lines by the aid of an unmanned aerial vehicle on the basis of human vision characteristics. Distribution and environment information of the electric power lines are acquired by an unmanned aerial vehicle video acquisition module by the aid of binocular vision measurement equipment carried on the unmanned aerial vehicle in procedures for detecting and warning electric power line accidents due to external force, electric power line images recorded into a system are preprocessed by an image preprocessing module, electric power lines in the images are segmented by an electric power line detection module by the aid of human-eye vision attention mechanisms, feature points are accurately matched with one another by a binocular image registration module by the aid of SURF (speeded-up robust feature) algorithms, three-dimensional spatial coordinates of matched points and the electric power lines are computed by an obstacle detection and warning module by the aid of binocular vision principles, the perpendicular distances from the matched points to the electric power lines are computed by a result output feedback module according to spatial coordinate information, and feedback work on information of obstacles which can threaten the electric power lines can be completed. The method has the advantages that the obstacles of the electric power lines can be accurately quantitatively analyzed, and analysis results are stable and objective.
Owner:HOHAI UNIV CHANGZHOU

Automatic inspection system of truck tank

The invention relates to an automatic inspection system of a truck tank. The system comprises an inspection management end computer, a gas intake pipeline, a water inlet pipeline, a water and gas discharge pipeline, a thickness tester, a magnetic powder (penetration, ray) defect detector, the truck tank and a comprehensive truck tank inspection stand, wherein the comprehensive truck tank inspection stand consists of an operating end computer, a valve, a flow sensor, a pressure transmitter and a data processor. Through the system, all inspection items of the truck tank can be detected in a centralized way; parameters and change processes thereof during the detection are acquired in real time and synchronously displayed on a display screen of the operating end computer; each item of parameter and the inspection result obtained by the inspection can be automatically recorded and counted by category; and thus the accuracy of the inspection and measurement is obviously improved and the inspection efficiency is greatly improved. The system clearly divides the work of the inspection management and the inspection operation and shares data information, so either party does not need to additionally and repeatedly input the data; and a touch display is adopted by an inspection operation party, so the overall design is highly personalized.
Owner:JIANGNAN UNIV

Airtightness test device and method for pressure container

The invention discloses an airtightness test device and method for a pressure container, belonging to the fields of equipment inspection technology and control technology. The device is characterized by comprising a gas compressor, a gas-driven pump, a high-pressure gas storage tank, a low-pressure gas storage tank and more than two tested containers, wherein each tested container is provided with a pressure indication device; a pipeline with a gas inlet valve is mounted on a gas inlet of each tested container; a pipeline with a two-way valve is mounted on a gas outlet of each tested container; the high-pressure gas storage tank is communicated with the low-pressure gas storage tank and multiple tested containers through pipelines; the tested container after pressure maintaining distributes pressure of the gas therein to the container which is not tested, and distributes pressure to the low-pressure gas storage tank; an outlet pipeline of the low-pressure gas storage tank is provided with the gas-driven pump; and the outlet pipeline of the low-pressure gas storage tank with the gas-driven pump is communicated with a gas inlet pipeline of the high-pressure gas storage tank. Through the invention, the utilization of high-energy gas can be improved, and the aims of saving energy and improving inspection efficiency are achieved.
Owner:DALIAN UNIV OF TECH

Locked tracking method of helicopter in the inspection process of electric power circuits

The invention discloses a locked tracking method of a helicopter in the inspection process of inspected electric power circuits, comprising the following steps of: (1) confirming a three-dimensional corner of a nacelle in a distant area according to position coordinates of the helicopter and an inspected target by adopting a position coordinate tracking method and carrying out rapid and primary locking on the inspected target; (2) confirming a three-dimensional corner of a control nacelle according to the position coordinates of the helicopter and the inspected target, a flight attitude of the helicopter confirmed by a flight attitude detector and a current tower number read by using a radio-frequency card reader by adopting the position coordinate tracking method when the helicopter enters into a pre-detection area, and rapidly and accurately locking the inspected target; and (3) locking and tracking the inspected target by adopting the position coordinate tracking method, and locking and tracking local components of the inspected target by adopting an image identification and tracking method when the helicopter enters into a working area. The invention has the advantages of rapidly and accurately locking and tracking the inspected target, lightening workload of inspectors, improving the inspection efficiency and reducing expenses of inspection cost of the helicopter.
Owner:GUANGZHOU KEII ELECTRO OPTICS TECH

Fan blade inspection method and device, unmanned aerial vehicle and storage medium

The invention relates to a fan blade inspection method, a fan blade inspection device, an unmanned aerial vehicle and a storage medium. The fan blade inspection method comprises the steps of: acquiring a first image of a draught fan above the draught fan; analyzing the first image, and determining the orientation of the draught fan; planning an inspection path according to the orientation, an inverted Y shape and lengths of fan blades and position information of the center of a hub of the draught fan; and carrying out image acquisition on the fan blades according to the inspection path so as to carry out defect analysis on the fan blades through using the acquired image. Since the inspection process of the fan blades relates to key steps, namely, image acquisition of the fan blades is completed through autonomously determining the orientation of the draught fan and planning the inspection path by means of the unmanned aerial vehicle, the whole process does not need participation of inspection personnel and is autonomously completed by means of the unmanned aerial vehicle, the safety of the inspection personnel is effectively guaranteed, and meanwhile the inspection efficiency of the fan blades is greatly improved.
Owner:国电电力内蒙古新能源开发有限公司

Checking method of aerophotography flight quality

ActiveCN103471567AImprove computing efficiencyImprove inspection efficiencyPicture interpretationDigital elevation modelAerial photo
The invention discloses a checking method of aerophotography flight quality. The method can be applied to checking on flight quality of an area array aerial camera, and comprises the following steps of solving the ground coverage area of aerial photos based on position data, posture data, geometric parameters of an aerial camera and digital elevation model data of the aerial photos by virtue of a collinearity equation mathematical model; calculating and checking the lateral and heading overlap of the aerial photos based on the area intersection of the ground coverage range; and determining that the aerial photos meet the requirement when the flight quality checking item of the flight photos is within the threshold range stipulated by aerophotogrammetry specifications. According to the invention, a certain amount of points on the edge of an easel plane based on a collinearity equation are only required for calculation so as to generate a ground coverage range polygon of each aerial photo, and relevant operations of union, intersection and the like are carried out on the ground coverage range polygons; the calculation and checking of the overlap is based on the intersection area, and the calculating efficiency is high; for regular flight areas, the whole detecting area can be checked completely automatically, and thus the checking efficiency is improved.
Owner:INST OF REMOTE SENSING & DIGITAL EARTH CHINESE ACADEMY OF SCI

A highway safety patrol system based on artificial intelligence

The invention provides a highway safety patrol system based on artificial intelligence, which comprises a data set model module, a training model module and a model application module, and is characterized in that the data set model module comprises the image data, GPS data and image recognition data of a high-speed camera; the training model module is used for carrying out classified learning onthe data of the data set model module and storing a learning result into a database; and the model application module is used for analyzing and processing the road information collected by the monitoring vehicle, storing an analysis and processing result in a database and sending the analysis and processing result to a PC terminal or a mobile terminal. According to the invention, the road information can be comprehensively identified, the vehicle on the road is effectively monitored and reported in time, 24-hour monitoring and early warning can be achieved, passing vehicles are reminded, the manual inspection frequency is reduced, the inspection efficiency is improved, the working environment of workers is safer, the working efficiency is more efficient, the manpower and material resourcesare saved, and the road driving safety is improved.
Owner:象谱信息产业有限公司

Extraction device applied to analysis of soil including polychlorinated biphenyl

The invention discloses an extraction device applied to analysis of soil including polychlorinated biphenyl. The device comprises multiple sleeves stacked to form a tubular structure; the multiple sleeves are rotationally connected with a rotation shaft, a locking mechanism is arranged between the two adjacent sleeves, and a tunneling cutting mechanism is hinged to the sleeves; during the processthat soil is extracted into the tubular structure, each locking mechanism separately locks the corresponding two adjacent sleeves; when the soil in the tubular structure is extracted per layers, the locking mechanism releases the locking of the two corresponding sleeves, and the sleeves rotate along the rotation shaft under the driving of an external force to be distributed in a staggered manner,so that the soil in each sleeve rotates along with the corresponding sleeve, and thus separation of the soil in adjacent sleeves is achieved. The device provided by the invention has the characteristics of being accurate in layered soil sample extraction and checking, convenient to operate, and capable of reducing the working strength of operating personnel, and is applicable to the technical field of analysis of the soil including the polychlorinated biphenyl.
Owner:河北成运环保设备有限公司

Patrol control system for offshore boosting station

The invention discloses a patrol control system for an offshore boosting station. The patrol control system comprises a routing inspection terminal for carrying out routing inspection on all cabins tocollect equipment state information and indoor environment information, a patrol management platform for carrying out analyzing and scheduling according to the state information and sending out a fault control command according based on the environmental information, and a security and protection device for carrying out fault control processing based on the fault control command. The patrol management platform is in communication connection with the routing inspection terminal and the security and protection device. The routing inspection terminal carries out routing inspection on all cabinsof an offshore boosting station; with linked control of the patrol management platform and the security and protection device, control processing is carried out on a fault timely and warning is sent out; the abnormal situation of the offshore boosting station is controlled timely; and the number of times of routing inspection on the sea by the operation and maintenance staff is reduced or the operation and maintenance time is saved for the operation and maintenance staff and a safety sea condition option is provided for the operation and maintenance staff. Therefore, the routing inspection efficiency of the offshore wind plant is improved substantially; the operation and maintenance costs are lowered; and the intelligent operation of the offshore boosting station is realized.
Owner:CHINA ENERGY ENG GRP GUANGDONG ELECTRIC POWER DESIGN INST CO LTD

Appearance inspection method for white transparent silicon rubber seal ring

InactiveCN103698344AImprove inspection efficiencyStrong reflectionMaterial analysis by optical meansEngineeringSilicon rubber
The invention belongs to the field of appearance inspection of rubber seal rings and discloses an appearance inspection method for a white transparent silicon rubber seal ring. The method comprises the following steps: (1) processing two flat plates with the same sizes and putting one flat plate on an inspection platform; (2) selecting a pure white daylight lamp; (3) flatly laying the white transparent silicon rubber seal ring to be detected on the flat plate on the inspection platform; (4) inspecting the appearance defect of the front surface of the white transparent silicon rubber seal ring; (5) covering the front surface of the white transparent silicon rubber seal ring by the other flat plate; (6) pressing the flat plate by both hands and turning at an angle of 180 degrees; (7) taking away one flat plate and inspecting the appearance defect of the other surface of the white transparent silicon rubber seal ring; (8) classifying unqualified products according to the defects of glue shortage, hole gas, sulfur marks and the like, and putting the classified unqualified products in different baskets. According to the method, the work efficiency of workers is improved, most importantly, the visual fatigue cannot be caused even if the detection is continuously conducted for 8 hours, and the omission rate is greatly reduced.
Owner:南京金三力橡塑有限公司
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