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66results about How to "Improve function scalability" patented technology

System and method for detecting quality of metal cap based on machine vision

The invention relates to a system and method for detecting the quality of a metal cap based on machine vision, used for detecting the quality defect of the metal cap and rejecting the inferior quality product. The detection system comprises an optical imaging device, an image processing device, a rejecting device and a conveying belt, wherein the optical imaging device comprises a planar array industrial camera, a first optical detection sensor and a light source; the image processing device is used for processing the image; and the rejecting device comprises a control circuit board, a second optical detection sensor, a solenoid valve and an injection tube. The method for detecting the quality of the metal cap based on machine vision comprises the following steps of: acquiring an interested maximum outline scale of a template cap image; establishing a rotational invariance characteristic template matrix for the template cap image; acquiring a round outline of the cap to be detected according to the interested maximum outline scale; calculating the rotational invariance characteristic matrix in the coverage of the round outline of the cap to be detected; and matching the rotational invariance characteristic matrix with the rotational invariance characteristic template matrix, so as to judge whether the cap to be detected is a qualified product or an inferior product.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Communication protocol adapting method and system

The invention provides a communication protocol adapting method and system. Workflow and initial operational capability (IOC) thought are used in the method and the system; a component scheduling controller schedules corresponding components for protocol resolving according to the type of each request; and the scheduling is set through a configuration file, the related components are integrated and scheduled for resolving each component of an adapting protocol according to a responsibility chain mode one by one, the scheduling of the components is realized through an extensive makeup language (XML) configuration template, class files are automatically generated through the formulated XML configuration template, the generated class files are instantiated into objects during communication protocol adapting, protocols of a peripheral platform are dynamically injected into attributes of the objects, and the objects storing data are assembled to generate a message of an XML protocol. By the method and the system, manual operation is reduced, the production efficiency of daily development is improved, the performance of the system is improved, the function expansibility is enhanced, and a fundamental framework is made for realizing automatic adapting of the communication protocols.
Owner:北京思特奇信息技术股份有限公司

Video processing method and device, electronic equipment and computer readable storage medium

The invention provides a video processing method and device, electronic equipment and a computer readable storage medium. The method comprises the steps of receiving a to-be-processed video; displaying a preview image of the to-be-processed video on a display interface through a video preview area, displaying an editing track of the to-be-processed video through a track editing area, and displaying at least one processing function through a processing function navigation area; and when a trigger operation for any processing function is received, displaying a preview image of the video processed by the processing function in the video preview area, and displaying an editing identifier corresponding to the processing function in the track editing area, the editing identifier and the editingtrack of the to-be-processed video being displayed in the track editing area in an overlapping manner. According to the scheme, picture preview, track editing and processing function navigation in thevideo processing process are partitioned, and a reasonable linkage mechanism is set, so that rich processing functions can be simply and conveniently obtained when a user uses the scheme to process the video, and the user experience is improved.
Owner:BEIJING BYTEDANCE NETWORK TECH CO LTD

Ultrasonic nondestructive detection characteristic imaging system based on LabVIEW

The present invention relates to an ultrasonic nondestructive detection characteristic imaging system based on LabVIEW. The system comprises a hardware part and a software part, wherein the hardware part comprises an industrial personal computer, a high-speed data acquisition card, an ultrasonic pulse transmitting and receiving device and the like, and the software part comprises a synchronous control module, a movement control module, a waveform data acquisition module, a characteristic value calculation module and the like. With the system, the scanning signal A of the ultrasonic C type scanning process can be recorded, and the ultrasonic detection characteristic value can be automatically solved according to the scanning signal A; and the B type ultrasonic imaging and the C type ultrasonic imaging are performed according to the characteristic value, such that the defect shape, the defect size, the defect position, the material structure uniformity and other important non-destructive detection information can be intuitively displayed, and the chromatographic detection on the material defect and the non-uniformity can be achieved. According to the present invention, the system uses the modular construction way, has characteristics of simple structure, powerful imaging function, strong functional scalability and simple operation, and provides the powerful hardware and software system for the ultrasonic nondestructive detection of the material.
Owner:NANCHANG HANGKONG UNIVERSITY

Telescopic type flexible rectangular pyramid sandwich structure for underwater explosion energy dissipation

The invention discloses a telescopic type flexible rectangular pyramid sandwich structure for underwater explosion energy dissipation. The structure is characterized by comprising two metal panels, multiple semispherical nodes arranged on the opposite surfaces of the two metal panels and sandwich rods. The semispherical nodes are steel hemispheres. The spherical face of each semispherical node is provided with four symmetrical connection points. One ends of the four sandwich rods are connected with the connection points on one semispherical node on one metal panel, and a rectangular pyramid unit with the semispherical node as the vertex is formed. The other ends of the four sandwich rods are connected with the connection points on the four semispherical nodes on the other opposite metal panel, and the four semispherical nodes on the other opposite metal panel are used as new vertexes to form a new rectangular pyramid unit with the other three sandwich rods. The operation is cycled and repeated till a rectangular pyramid network structure is formed between the two metal panels. According to the telescopic type flexible rectangular pyramid sandwich structure, the structure is simple and stable, and the damping and shock resistance are greatly improved through the simple structure.
Owner:WUHAN UNIV

Impact wave composite energy dissipation protection device

The invention discloses an impact wave composite energy dissipation protection device, which comprises a reflection energy dissipation layer and a polygonal pyramid sandwich layer, wherein the reflection energy dissipation layer is made into a flat plate shape by hard materials; the polygonal pyramid sandwich layer comprises an upper carbon fiber panel, a lower carbon fiber panel and a plurality of sandwich rod repeating units arranged between the two carbon fiber panels; each sandwich rod repeating unit comprises at least three sandwich rods; one ends of a plurality of sandwich rods of each sandwich rod repeating unit are fixedly connected with the upper carbon fiber panel to form a connecting node; the other ends of the plurality of sandwich rods of each sandwich rod repeating unit are radically and fixedly connected with the lower carbon fiber panel to form a second connection point; the connection is repeated in such a way until the sandwich rod repeating units are uniformly distributed between the two carbon fiber panels to form a polygonal pyramid network. The impact wave composite energy dissipation protection device has the advantages that through compounding the multilayer energy dissipation structure, the energy dissipation absorption on impact waves with different wave lengths can be realized; the buffer effect on the impact wave energy is enhanced.
Owner:WUHAN UNIV

Virtual debugging system for intelligent manufacture

A virtual debugging system for intelligent manufacture is mainly composed of industrial control equipment, a PC client, a Redis database module and a simulation module, wherein the industrial controlequipment comprises an industrial robot system, a PLC, a CNC lathe and a machining center controller; the PC client comprises data acquisition module and an interactive interface module; the PC clientmakes each equipment driver into a plug-in based on the OSGI.NET plug-in framework, collects the signals and data of the industrial control equipment in real time, and storages the data in the Redisdatabase; the PLC and NC equipment perform signal interaction through the database; the simulation module reads the data in the database through the Python program to drive the robot and machine modelfor processing; at the same time, the status information of the model is also stored in the Redis database; and the PC client reads the status information of the model in the Redis database in real time and writes the same to the PLC, so that the conditions in the PLC are met to schedule the robot, CNC lathe and machining center to perform tasks to achieve the fusion of reality and reality, whichcan verify the feasibility of intelligent manufacture solutions.
Owner:ZHEJIANG UNIV OF TECH

Multi-specialty collaborative design system and collaborative design method based on main model

The invention relates to a multi-specialty collaborative design system and collaborative design method based on a main model. The collaborative design system includes a main-model modeling module, a collaborative data management module, a message notification module and a data extraction module. The main-model modeling module realizes establishment of a structure of the main model and data pedigree relationships. The collaborative data management module realizes effective management of unified data sources. The message notification module realizes timely notification of data package version and technology status change information. The data extraction module realizes automated data extraction which can be flexibly configured. At the same time, the multi-specialty collaborative design system and method of the invention are mainly oriented to an overall-parameter-class specialty, quickly realize functions of uploading and sending-down of messages among specialties, importing and exporting of data, submitting and examination and approval of data, specialty data and technology status browsing, effective tracing of historical schemes and the like, and significantly improve multi-specialty collaborative design efficiency and reliability.
Owner:BEIJING INST OF ASTRONAUTICAL SYST ENG +1

Electric smart car electrical system with centralized architecture controller and redundant power supply

ActiveCN105857102BAddressing Redundancy RequirementsImprove securityElectric devicesElectric powerElectrical batteryActuator
The invention relates to an electrical system of an electric intelligent vehicle, for a centralized architecture controller and electricity supply redundancy. The electrical system comprises a high-voltage battery, a battery management system (1), a key switch (16), an electricity supply unit, an intelligent decision-making and control unit, a sensor unit and an actuator unit, wherein the high-voltage battery is connected with the battery management system (1) through an electrical circuit; the key switch (16) is provided with an OFF gear, an ACC gear, an ON gear and a START gear; the electricity supply unit comprises a main accumulator (12) and an auxiliary accumulator (11); the electrical circuit comprises a main ACC circuit, an auxiliary ACC circuit, an ON circuit, a START circuit and a constant electric circuit which is connected with a positive pole output terminal of the main accumulator (12). Compared with the prior art, the electrical system disclosed by the invention has the advantages that requirements of a control unit and a wire-controlled system of the electric intelligent vehicle for redundancy are met, hardware redundancy and electricity supply redundancy are designed for critical components including a steering unit, a braking unit, a central control unit and the like in the driving of vehicles, and the safety of autonomous vehicles is improved.
Owner:TONGJI UNIV

Sounding rocket flight control system with attitude adjustment function

The invention relates to a sounding rocket flight control system with an attitude adjustment function, which comprises a main control module, a power supply voltage stabilization module, an ignition module, an attitude adjustment module, a data transmitting and receiving module, an insurance module and a lower computer, wherein the power supply voltage stabilization module, the ignition module, the attitude adjustment module and the data transmitting and receiving module are connected with the main control module, and the lower computer is connected with the data transmitting and receiving module. The sounding rocket flight control system is stable, reliable, low in development cost and high in function expansibility. Compared with the existing small sounding rocket electronic control system, the sounding rocket flight control system adds an attitude adjustment function, can adjust the flight trajectory automatically / manually or compensate disturbance caused by the external environmentthrough the data transmitting and receiving module and the lower computer in the flying process, and is high in adaptability. In addition, 5V voltage is provided for the system through the power supply voltage stabilization module, the safe operation of the system is guaranteed through the insurance module, and the system can carry out response adjustment according to the amplitude of the shakingX and Y axes through two external steering engines.
Owner:WUYI UNIV

Electronic type low-pressure distribution transformer fuse case capable of simulating various fuse characteristic curves

An electronic type low-pressure distribution transformer fuse case capable of simulating various fuse characteristic curves belongs to the field of emergent protection devices, and comprises a mutual inductor group, circuit breaker switches and a control unit all arranged in a case body, wherein the control unit compares the absolute values of the load current values of various phases of a major loop or the variation trend of load current of the various phases with a settled value of an inverse-time characteristic curve of the fuse, performs the 'trip' or the 'closing' operation control for the circuit breaker switches, outwards outputs the circuit load current, the state of circuit breaker switch and internal environment parameters of the low-pressure distribution transformer fuse case in a digital signal form, remotely transmits the circuit load current, the state of circuit breaker switch and the internal environment parameters of the low-pressure distribution transformer fuse case to a host computer, and is subjected to the remote control by the host computer. The fuse case is suitable for power supply circuits of different standards of fuses, can greatly reduce the purchasing supply amount and storehouse storage of fuse products, reduces the comprehensive running cost, realizes the intelligent upgrade of products, meets the running requirements of an intelligent power grid, and can be widely applied to the field of the intelligent control of a low-pressure power transformation and distribution system.
Owner:STATE GRID CORP OF CHINA +2

Electronic type low-pressure distribution transformer fuse case provided with inverse-time characteristic

InactiveCN103248001ARealize the actual circuit protection functionAvoid defects that are prone to aging failureEmergency protective arrangements for automatic disconnectionSmart gridLoad following power plant
An electronic type low-pressure distribution transformer fuse case provided with an inverse-time characteristic belongs to the field of emergent protection devices, and comprises a circuit overload protection module arranged in a case body, wherein the circuit overload protection module comprises a mutual inductor group, circuit breaker switches and a control unit; the mutual inductor group is connected in series with a three-phase major loop, is used for measuring the load current values of various phases of the major loop in a real-time manner and sending the measured result to the control unit; the circuit breaker switches are used for switching on / off a three-phase circuit of the major loop under the control of the control unit; the control unit compares the absolute values of the load current values of the various phases of the major loop or the variation trend of the load current of the various phases with an inverse-time characteristic curve, performs the 'trip' operation control for the circuit breaker switches, and remotely transmits the circuit load current and the states of the circuit breaker switches to a host computer in a digital signal form. According to the invention, the fuse case realizes the intelligent upgrade of products, meets the operation requirements of an intelligent power grid, and can be widely applied to the field of the intelligent control of a low-pressure power transformation and distribution system.
Owner:STATE GRID CORP OF CHINA +2

System for detecting quality of metal cap based on machine vision

The invention relates to a system and method for detecting the quality of a metal cap based on machine vision, used for detecting the quality defect of the metal cap and rejecting the inferior quality product. The detection system comprises an optical imaging device, an image processing device, a rejecting device and a conveying belt, wherein the optical imaging device comprises a planar array industrial camera, a first optical detection sensor and a light source; the image processing device is used for processing the image; and the rejecting device comprises a control circuit board, a second optical detection sensor, a solenoid valve and an injection tube. The method for detecting the quality of the metal cap based on machine vision comprises the following steps of: acquiring an interested maximum outline scale of a template cap image; establishing a rotational invariance characteristic template matrix for the template cap image; acquiring a round outline of the cap to be detected according to the interested maximum outline scale; calculating the rotational invariance characteristic matrix in the coverage of the round outline of the cap to be detected; and matching the rotational invariance characteristic matrix with the rotational invariance characteristic template matrix, so as to judge whether the cap to be detected is a qualified product or an inferior product.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI
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