Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

903results about How to "Meet functional requirements" patented technology

Narrow gap welding monitoring and welding line deviation detecting method based on infrared vision sensing

The invention discloses a narrow gap welding monitoring and welding line deviation detecting method based on infrared vision sensing and belongs to the technical field of welding. An infrared vision sensing system comprises an infrared complementary metal oxide semiconductor (CMOS) camera, a filtering system, an image collecting card, a computer, a display and the like. Narrow gap welding arc light and molten pool radiation light are used as a light source, an infrared narrow belt filtering system is used for filtering interference signals and adjusting light intensity, and the computer collects and displays a welding image obtained through the infrared CMOS camera. An image capturing window is used for capturing an image away from an arc side, the image is processed, welding line deviation information is obtained by extracting a groove single-side edge, and a real-time property of welding line deviation detecting is improved while arc noise is effectively avoided. The system is simple in formation, clear in monitored image, high in welding line deviation detecting precision, strong in anti-interference capacity and good in engineering practicality and can achieve the purposes of real-time monitoring of narrow gap welding and synchronous detecting of welding line deviation.
Owner:JIANGSU UNIV OF SCI & TECH

Nuclear power DCS platform test device based on simulation system and test method thereof

The invention belongs to the technical field of automatic control of instruments and meters, and particularly relates to a nuclear power DCS platform test device based on a simulation system and a test method thereof. The device comprises a model server which operates all the system simulation models including chemical and volume control systems; an upper computer of which the function is communication configuration and operates monitoring control frames; and a communication server which realizes data communication between field acquisition controllers and the model server, wherein the port A of the communication server is connected with a lower switch and the port B is connected with an upper switch. The model server is connected with the first port of the upper server, the upper computer is connected with the second port of the model server, and the communication server is connected with the third port of the upper switch. The field acquisition controllers 1-8 are connected with the first to eight ports of the lower switch. The problems that the conventional hardware simulation technology does not perform modeling and cannot realize simulation of the actual physical and technical process control of a power plant can be solved, and the problems that logic testing cannot realize testing according to the technical control requirements can also be solved.
Owner:CHINA NUCLEAR CONTROL SYST ENG

Passive energy storage foot mechanism for power assisting exoskeletons for lower limbs

The invention discloses a passive energy storage foot mechanism for power assisting exoskeletons for lower limbs.The passive energy storage foot mechanism comprises an ankle joint unit, a foot side face plate, a foot sole unit, a binding unit and passive spring energy storage units.The ankle joint unit is connected with the foot sole unit by the foot side face plate; the foot sole unit is of a separation type flexible bending structure and comprises a rigid heel, a rigid front sole, a bottom plate spring, inner-side plate springs, outer-side plate springs, fixing mechanisms, a deformable adhesion plate and a rubber cushion; the passive spring energy storage units include a dorsal flexion passive spring energy storage unit and a plantar flexion passive spring energy storage unit and are connected with the ankle joint unit by a spring support unit, the foot side face plate is used as a fixing base for the passive spring energy storage units, and dorsal flexion and plantar flexion energy storage effects can be respectively realized during movement.The passive energy storage foot mechanism has the advantages that foot structures of human bodies and the weights and inertia effects of the human bodies and the exoskeletons are sufficiently utilized, accordingly, energy can be passively stored by ankle joints in walking procedures, ground pedaling actions of toes can be carried out in the walking procedures, states can be automatically restored in the walking procedures, a wearer can wear the passive energy storage foot mechanism comfortably, and the passive energy storage foot mechanism is high in practicality and low in energy consumption.
Owner:SOUTHEAST UNIV +1

Organic/inorganic composite microspheres with core-shell structures and preparation method and application thereof

The invention relates to organic/inorganic composite microspheres with core-shell structures and a preparation method and application thereof. The preparation method of the organic/inorganic composite microspheres comprises the steps of firstly, carrying out surface activation treatment on inorganic particles by using an organic coupling agent, so as to prepare lipophilic active inorganic particles with molecular bridges; adding the active inorganic particles into a homogeneous good solution where an organic polymer is dissolved, and thoroughly stirring and mixing, so as to form a monodisperse emulsion; slowly adding a non-solvent into the emulsion, so as to enable the organic polymer in the solution to be uniformly attached to the surfaces of the inorganic particles through the molecular bridges, repeatedly washing with the non-solvent, and drying, thereby preparing free-flowing organic/inorganic composite microspheres with the core-shell structures. Compared with the prior art, the preparation method disclosed by the invention has the characteristics of rapidness, simplicity, convenience, flexibility, controllability and the like, and can be applied to the preparation of any composite microsphere with an inorganic core-organic shell structure.
Owner:SHANGHAI RES INST OF CHEM IND

Distributed storage construction method based on mimicry construction

A distributed storage construction method based on mimicry construction comprises the steps that a storage driving module receives user request information, encapsulates and converts the user requestinformation and then sends the user request information to a dispatcher; the dispatcher receives the user request information, preprocesses the user request information, and sends the user request information to a plurality of heterogeneous metadata service executors in an active state at the same time according to a distribution rule; the heterogeneous metadata service executor in the active state receives the user request information forwarded by the dispatcher, carries out corresponding request processing operation and sends a processing result to the adjustor; the adjustor receives the processing result information sent by each heterogeneous metadata service executor, classifies the processing result information according to the request sources, performs consistency voting on multiplepieces of processing result information of the same request source, and sends the voted result information to the storage driving module after proper processing; and the storage driving module returnsuser result information to the user after receiving the result information generated after voting of the adjustor.
Owner:SHANGHAI HONGZHEN INFORMATION SCI & TECH CO LTD +1

Virtual machine-based general processing unit (GPU) cluster management system

The invention provides a virtual machine-based general processing unit (GPU) cluster management system, which comprises cluster management nodes and a plurality of GPU cluster nodes, wherein each GPU cluster node comprises a management domain and a plurality of virtual machines. Each virtual machine receives computed unified device architecture (CUDA) tasks of users and transmits the CUDA tasks to the cluster management nodes, and the cluster management nodes designate an appropriate virtual machine to run the task according to the CUDA task requirement, parameter information of global positioning system (GPS) and current task queue information of the virtual machine; during the task running process of the designated virtual machine, a privilege order in the task is intercepted and is transmitted to the management domain, the management domain drives the GPU to run the privilege order, and a running result is returned to the corresponding virtual machine so as to assist the GUDA task running of the virtual machine. The invention provides advanced cluster architecture to support a virtual desktop user to submit the GPU task through the client. The architecture satisfies a series of function requirements including the network transparency, easiness in operation and expandability.
Owner:HUAZHONG UNIV OF SCI & TECH

Wrist joints, finger joints mobility metering orthotic device

The invention discloses a movable measurement orthopedic device for wrist joint and finger joint, comprising a main support, an Pi-shaped front support arranged at the front end of the main support and finger cots arranged on the main support by connecting lines to be inserted by fingers, which is characterized in that the upward tilted angle of the Pi-shaped front support arranged at the front end of an arc-shaped wrist protection plate of the main support is 25 to 35 degrees; tubular force measuring devices are arranged on all the connecting lines of the finger tips and the main support; the both side walls of the arc-shaped wrist protection plate are respectively provided with an installing screw for a U-shaped side support, and the main support is matched with the U-shaped side support with thumb tips. The movable measurement orthopedic device of the wrist joint and the finger joint has reasonable and simple structure, the operation and the usage are convenient, the range of application is wide, which is not only applicable to muscle strength training of all the parts of the wrist and the hand, but also applicable to the training of all the joints of the wrist and the hand. The force measuring devices arranged on the orthopedic device can accurately display the force generated by muscle contraction and provide an objective and detailed basis for the determination of the early joint activity training load and the follow-up muscle strength training value and the evaluation of the treatment effects.
Owner:LONGGANG DISTRICT CENT HOSPITAL OF SHENZHEN

Satellite system reconstruction method on orbit based on information hiding

Disclosed is a satellite system reconstruction method on an orbit based on information hiding. The satellite system reconstruction method on the orbit based on the information hiding is used to generate a configuration file according to user demands and download the configuration file onto an FFGA (field programmable gate array) of a processing unit on a satellite, and includes steps: 1) generating the configuration file according to the user demands; 2) performing transmission operation on reconstitution data, wherein a ground management center hides configuration file data in a data frame sent by a data link, and sends the configuration file data to a control unit on the satellite, and the control unit on the satellite completes data verification, extraction and storage; 3) performing reconstruction operation, wherein the configuration file stored in the control unit on the satellite is downloaded in the FPGA of the processing unit on the satellite according to reconstruction instruction start operation sent by the ground management center. The satellite system reconstruction method on the orbit based on the information hiding solves the problems that an existing satellite system can not be flexibly used for meeting new functional demands of a user, a remote metering channel is used in the reconstruction operation, and therefore the defects of being low in data transmission speed and poor in instantaneity are caused in the prior art by hiding the configuration file data in the data frame sent by a data link channel.
Owner:XIAN INSTITUE OF SPACE RADIO TECH

Programmable general tyre pressure sensor installation system and installation method

The invention relates to a programmable universal tire pressure sensor setting system and setting method, which includes a tire pressure sensing device, the tire pressure sensing device includes a sensor for sensing the air pressure and temperature inside the tire, and a sensor for receiving external signals A receiver, a storage processing group connected to the sensor and the receiver, a transmitter connected to the storage processing group; a power supply group providing power required by the tire pressure sensing device. Its setting method is to first take an unactivated tire pressure sensing device, and then select a specific activation signal by a processing device, transmit the activation signal to a program coding device, activate the tire pressure sensing device through the program coding device, and make the tire pressure The sensing device becomes a sensing device conforming to a specific coded program, which in turn communicates in telecommunication with an external specific monitoring device. The present invention not only changes the conventional installation method, makes the installation method simpler, but also greatly reduces the cost pressure on stock preparation, and obviously improves the problem of conventional products.
Owner:CUB ELECPARTS

External wall hanging basket installing structure

The invention discloses an external wall hanging basket installing structure which comprises a hanging basket, an installing support, a motor, a slide rail, a slide block, a gear and a rack. The hanging basket is hung on the installing support through a steel wire rope, the motor is installed in the hanging basket, a slide rail is fixed to an external wall, the upper end of the slide rail is fixedly connected with a cross beam, and the slide block is fixed to the hanging basket and is in sliding fit with the slide rail. The rack is vertically and fixedly arranged along the slide rail, and the gear is installed on an output shaft of the motor, is driven to rotate by the motor and is meshed with the rack fixedly installed on the slide rail. The slide rail is fixedly arranged on the external wall, and the slide block in sliding fit with the slide rail is fixedly arranged on the hanging basket, so that the hanging basket vertically slides through the slide block along the slide rail, the function demand for vertical movement of the hanging basket in the vertical direction is met, the hanging basket is relatively fixed in the horizontal direction, the stability of the hanging basket is improved, and the defect that in the prior art, the hanging basket is hung at the front end of the cross beam only through the steel wire rope and accordingly the hanging basket shake easily is avoided.
Owner:重庆广建装饰股份有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products