1260results about How to "Achieve maintenance" patented technology

The invention provides a Ka-band tilt-structure active phased array antenna, so as to provide an active phased array antenna which is high in integration density and can improve maintainability and interchangeability. According to the technical scheme, one path of RF signals transmitted by a transmitting signal processing terminal are transmitted to a power distribution / synthesis network (5) via a signal interface and a radio frequency interface to be divided into M paths of signals; according to information of an azimuth angle and a pitch angle of the phased array antenna provided by the transmitting signal processing terminal in real time, a beam controller (4) calculates and obtains beam pointing of the phased array antenna in real time through an FPGA; the beam pointing of the phased array antenna is converted into phase data needed by each array element under control of the beam controller (4); the data are transmitted to tilt-type TR assembly sub array modules in N channels respectively via a high and low-frequency interconnected multi-core high and low-frequency socket, and under control of the beam controller, M*N paths of signals are transmitted to an antenna array, and thus signal transmission is completed, and synchronous electric control scanning of beams transmitted by the phased array antenna is realized.

The invention relates to an intelligent air purification control system and method. No intelligent air purification control systems and methods with complete functions exist at present. The intelligent air purification control system comprises an air purification system, a fan system and a shell. The intelligent air purification control system is characterized by further comprising an air monitoring system, an android control system, a speed governor module, a loudspeaker, a display system, a network function module and a server. A TVOC sensor, an infrared sensor, an MIC sensor and an optical sensor are arranged in the air monitoring system. An APP extension module, a WIFI module and a data analysis module are arranged in the android control system, and the air monitoring system, the network function module, the display system, the loudspeaker, the server, the fan system and the speed governor module are connected with the android control system. The intelligent air purification control method is characterized by comprising an automatic mode, a sleep mode, a protection mode, a fierce wind mode and a manual mode. The intelligent air purification control system is reasonable in structure and complete in function.

The invention relates to a college teaching resource digitization system which comprises a front-end teaching video recording device arranged in a teaching building. The front-end teaching video recording device is connected with an internet exchanger which is connected with a campus network center through a firewall, and a streaming media server, a mobile streaming media server, a storage server, a database server and a Web server are arranged in the campus network center. The using method of the college teaching resource digitization system includes: software module achieving of the front-end teaching video recording device, the streaming media server, the mobile streaming media server and the Web server, automatic video recording of the front-end teaching video recording device, and remote live telecast or requested broadcasting for students or teachers in colleges so as to watch teaching class services and the like. By means of the system and the method, resources of the front-end teaching video recording device can be comprehensively managed, distributed in-campus teaching resources can be formed, educational administration and teaching resources can be perfectly integrated, and remote real-time management and maintenance can be achieved.

The present invention provides a lightweight constant velocity coupling that does not require grease lubrication. The pivot part (11) is assembled in the outer wheel (1), and the outer wheel (1) has a hexagonal hollow hole surrounded by 6 flat surfaces (2) parallel to the axis, and the pivot part (11 ), a first spherical surface (12a) and a second spherical surface (12b) are formed along the circumferential direction, and the first spherical surface (12a) is biased from the central position of the flat surface (2) in the circumferential direction to the circumferential direction The second spherical surface ( 12 b ) is in contact with the flat surface at a position offset from the central position to the other side in the circumferential direction. Since the outer ring 1 and the pivot member (11) are molded of synthetic resin, grease lubrication is not required, and the weight of the constant velocity coupling can be reduced.

The invention discloses gateway equipment, a method for using the gateway equipment, an information transmission method and information transmission equipment. The information transmission method comprises the following steps of: accessing a local network through a direct tunnel established between local gateways on the basis of a local Internet protocol (IP) access technology and establishing an end-to-end logic link between a 3rd generation partnership project (3GPP) terminal and a local wireless sensor network application platform to transmit control information and service data information between the 3GPP terminal and the local wireless sensor network application platform; and accessing the local network through a direct tunnel established between a Femto access point (AP) module and the local gateway and establishing an end-to-end link between a wireless sensor network and the local wireless sensor network application platform to transmit control information and service data information between the wireless sensor network and the local wireless sensor network application platform. By the methods and the equipment, fusion of a telecommunication network and the Internet of things can be realized by effectively utilizing the position advantage of a 3rd generation / long term evolution (LTE) network home node B.

The invention relates to a telemedicine service system based on a cloud platform and a telemedicine service control method and belongs to the technical field of medical equipment. The system comprises a cloud server, a medical care subject terminal unit and a doctor diagnosis terminal unit. The cloud server is used for storing self-measured vital sign information and doctor diagnosis information of a medical care subject and generating medical record information according to the diagnosis information. The medical care subject terminal unit is used for acquiring the vital sign information of the medical care subject and uploading the vital sign information to the cloud server and can also be used for downloading the diagnosis information and the medical record information so that the information can synchronize with the information of the cloud server. The doctor diagnosis terminal unit is used for downloading the vital sign information of the medical care subject and uploading the corresponding diagnosis information to a cloud server terminal so that a doctor can perform online diagnosis according to the self-collected vital sign information of the medical care subject by means of the doctor diagnosis terminal unit of the system to achieve telemedicine. The cloud server can achieve cloud storage and maintenance of medical records so as to facilitate consultation and downloading, and thus the medical care subject can share the medical record with the family and a service institution.

The present invention discloses a method for remotely treating automobile insurance service and a system thereof. The method comprises the following steps: remotely realizing the automobile insurance acceptance service through inputting customer information based on mobile communication system and used portable mobile communication device, and storing or outputting the insurance acceptance information; at a state that the automobile is generated with an accident, through the mobile communication system and the used portable mobile communication device, automatically guiding the interaction based on insurance acceptance information through inputting the customer accident generation information for quickly completing the automobile insurance accident report, and storing or outputting the automobile insurance accident report information; based on the insurance acceptance information and automobile insurance accident report information, completing the automobile insurance accident field and automobile exploration remotely through collecting the field image information and related information of automobile insurance accident by the used portable mobile communication device, and storing or outputting the automobile insurance accident field and automobile exploration information; and based on the insurance acceptance information, automobile insurance accident report information and automobile insurance field and automobile exploration information, remotely completing the automobile insurance accident loss evaluating movably, generating the automobile insurance accident loss evaluating information, and transmitting the automobile insurance accident loss evaluating information to a maintenance shop or a related department.

The invention discloses a software packaging and publishing management method. According to the method, after iterative content of a version is confirmed, a corresponding version number is selected during packaging, only a needed script is generated, the content needing to be published is precisely controlled, and codes which are not tested are prevented from being deployed into a formal environment; when script packaging is executed, components with source codes not updated are not recompiled, therefore, only changed parts are compiled, compiling time is shortened, and incremental compiling is realized; based on version tracing of historical version logs, a log directory is generated every time packaging is performed; and when a user needs to generate a historical version of a certain time, logs of the needed historical version are selected, a packaging script is selected from the logs, and a script command is executed to generate a needed package. In this way, it is not needed to back up generated packages every time packaging is performed, only the package generated this time is stored, therefore, storage space is reduced, and maintenance of the historical version is realized with little hard-disk space.

The present invention discloses automatic detecting method of computer system hardware devices. The deputy module in computer system is used in detecting computer system hardware devices in computer system and maintaining and managing the hardware devices and the drive program. The detection includes real-time detecting hardware devices and diagnosing the abnormality; issuing hardware device fault report in designated format; and automatically installing, repairing or updating the drive programs of the hardware devices. The present invention realizes the automatic management and maintenance of the hardware devices and the drive programs to reduce back-up cost, raise service efficiency and update the drive programs.

The invention provides an incremental data acquisition method and an incremental data acquisition system; wherein, the method comprises that: a relational database snapshot list corresponding to a target list is created according to the structure information of the target list; extraction of snapshots in the target list with time points appointed is completed with the created snapshot list; and snapshot intercomparison is performed according to the snapshots with different time points so as to capture incremental data. The invention has the advantages that the snapshot list is adopted to store snapshots, and maintenance of metadata information of the incremental data is not needed, thus versatility is enhanced; furthermore, intercomparison time of snapshot record is shortened, computer system computation is decreased, and computer system resources are saved through creating the cluster index of the snapshot list.

The invention discloses an elevator integrated management system and an elevator integrated management method. The elevator integrated management system comprises an elevator integrated service management platform, an elevator mobile management platform, an elevator user service platform and an elevator integrated monitoring platform and performs comprehensive supervision on elevator utilization registration, basic information, geographic information, inspection and detection, maintenance, fault repair requests, elevator operating personnel information and the like. The elevator integrated service management platform is used for storing and managing elevator information such as the basic information, working processes, service and failure alarming, operating states and video monitoring; the elevator mobile management platform is used for recording elevator related working processes in real time and achieving elevator data inquiring and working plan management; the elevator user service platform is used for receiving public telephone repair requests, coordinating maintenance and performing emergency rescuing; and the elevator integrated monitoring platform monitors the operating states and audio and video of the elevator in real time to achieve failure alarming and recording, monitoring video recording and analysis recording of the elevator operating states.

The invention discloses a creeping motion type mini pipeline robot, which comprises a middle stretching part and two supporting parts being able to be supported in the mini pipeline. The two supporting parts are respectively connected with the both ends of the middle stretching part, the supporting parts comprise nut supporting frames and driving devices driving the nut supporting frames to move backward and forward, rear supporting legs are hinged on the driving devices, front supporting legs are hinged on the nut supporting frames, and the rear supporting legs are hinged with the front supporting legs. The creeping motion type mini pipeline robot with enough driving traction force can freely move frontward and rearward in the mini pipeline with an arbitrary slope angle, can also creep in an upright pipeline, and can be embarked an extended function module, to realize the examining, the detecting and the maintenance of the condition in the mini pipeline.

The invention belongs to the field of industrial robots, and particularly relates to an infrared temperature measurement track inspection robot. The infrared temperature measurement track inspection robot comprises a robot control system. The robot control system comprises a cradle head, a robot control cabinet, a track, a slide wire, a current collector, an infrared photoelectric sensor and a bogie. The robot control cabinet is installed on the upper surface of a longitudinal girder of the bogie. The cradle head is installed on the upper surface of the robot control cabinet. The track is of a T shape, wherein an infrared detection scale is arranged on the upper surface of the protruding side. The bogie is operated on the track. The slide wire connected with an external power source is arranged on one side face of the track. One end of the current collector slides on the slide wire and the other end of the current collector is electrically connected with the robot control cabinet. The infrared photoelectric sensor is of a U shape and is installed on an upright inside a side baffle of the robot control cabinet and transversely suspended above the track with the infrared detection scale. According to the infrared temperature measurement track inspection robot, control over accurate walking, localization and the like on the arranged track can be achieved, infrared temperature measurement and inspection are conducted, and the inspection quality is improved.

The invention discloses a multi-source electronic commerce data processing platform and method for heterogeneous data. The platform comprises an intelligent object layer for collecting a large number of goods data through an intelligent object, a communication layer for transmitting the large number of goods data collected by the intelligent object, a service layer for receiving and storing the large number of goods data transmitted by the communication layer, processing the large number of goods data and providing storage services for an application layer, and the application layer for providing enterprise ERP (Enterprise Resource Planning) and a multi-source electronic commerce platform with an unified data interface to access the application layer and providing basic data management application, order management application, merchandise management application, warehouse management application and financial management application. By means of the multi-source electronic commerce data processing platform and method for heterogeneous data, goods information and sales orders of ERP, the multi-source electronic commerce platform and the multi-source electronic commerce data processing platform are synchronized, so that enterprise financial management is performed easily.

The invention discloses a speed limiting information base generation and speed limiting information detection method and system. The speed limiting base generation method includes the steps of collecting original vehicle track point information; conducting data washing for all vehicle track point information in the original vehicle track point information to obtain all vehicle track standardized information, wherein the track standardized information includes the road numbers, the track lengths, the track starting point moments, the track ending point moments and the first average speeds; extracting the first average speeds of all vehicles to form cluster object sets according to the road numbers and preset time periods; calculating vehicle speed limiting information corresponding to roads and the time periods for all the cluster object sets to generate a speed limiting information base. According to the method and the system, the speed limiting information of the whole area of the current road is reflected, the renewing period of the speed limiting information is shortened, and therefore the up-to-date state of the speed limiting information is enhanced, and the speed limiting information of the road can be detected under the condition that the speed limiting information does not completely cover the whole area.

The invention discloses a remote operation and maintenance system for a textile machine, and an implementation method for the remote operation and maintenance system. The system comprises a textile machine IOT (Internet of Things) sensing system, a data transmission system, a cloud platform system and an operating system. The textile machine IOT sensing system comprises a textile machine device, aPLC controller, an industrial Internet intelligent transmission terminal connected with the PLC controller, a web camera installed on the textile machine device, a detection sensing device installedin textile machine device and a field actuator. The system achieves the real-time condition monitoring service, operation statistical analysis service, fault / abnormal condition alarm service, device failure rate distributed analysis service, online fault diagnosis service, remote maintenance and real-time video surveillance service of the textile machine device. The system realizes remote diagnosis and maintenance of the textile machine through taking the textile machine IOT sensing system and industrial cloud platform as the basis, centralizes and integrates the original piecemeal management,and promotes the whole life cycle management of equipment.

A device for remote maintenance and monitoring of an elevator installation has at least one input for the detection of first signals from an elevator control and / or from a sensor, at least one output of second signals to a telecommunications network and a processor and a data memory. A set of remote maintenance functions is stored in the data memory and each of these remote maintenance functions is selectively activatable.

The invention provides a method, a device and a system for recording logs in the equipment control process, which aim to solve the problem of log management. The method comprises the following steps of: 1, reading a log configuration file, parsing and thus acquiring a log file number threshold value which is preset in the log configuration file; 2, creating a new log file or opening the existing log file; 3, detecting whether the number of the created log files surpasses the log file number threshold value or not, and if the number of the created log files surpasses the log file number threshold value, deleting according to a preset strategy until the number of the created log files is less than or equal to the log file number threshold value; and 4, acquiring log information to be recorded and recording the log information to be recorded into the new log file or the opened existing log file. By the invention, the automatic management and maintenance of the log file number are realized, and the severe result that an industrial personal computer crashes because a hard disk is fully written by the log files is thoroughly avoided.

The invention provides a semantization service generation system and method based on a graph mining technique. The system is built based on a traditional server and comprises multiple techniques including natural language participles, graph mining, clustering, semantization analysis, service procedure generation and service execution. After a user collects and analyzes application requirements with a natural language or text description, key words are naturally extracted, service requirements are analyzed, usable services and combination modes thereof are mined in a built Web service tree graph, and ultimately, in a system integration operation environment, the services are automatically carried out and execution results are fed back. The system and method have the advantages that operations are directly carried out on the requirements of the user for the natural language or the text description, semantization features are emphasized, the service execution environment is integrated, the service operation results are directly obtained, use habits and requirements of the user are met, widening of a user range is facilitated, automatic operation and maintenance of the system are achieved, and the system and method are suitable for the distributive execution environment.

The invention relates to a frame beam column fire-resistant node which is formed by increasing a trapezoidal connecting key at the end part of a steel beam, carrying out high-strength bolt anchoring on an upper flange at the beam end and simultaneously carrying out limited anchoring on a lower flange at the beam end, wherein the lower flange at the beam end has the limited telescopic capacity under the environment of a fire disaster. The implementation of the frame beam column fire-resistant node is as follows: cutting the steel beam with the flanges and a web plate and the trapezoidal connecting key, and then respectively assembling a column, the steel beam, the trapezoidal connecting key, a stiffening plate, an end plate and a steel plate through high-strength bolts, ordinary bolts and welding seams. The frame beam column fire-resistant node is applicable to the industry with higher requirements on the fire-resistant performance and the anti-collapse capacity of the structure and a civil steel frame structure. The frame beam column fire-resistant node has the advantages of simple structure, convenient construction and low cost of required materials, and can avoid the local buckling of the beam under the high-temperature environment, form the catenary effect and have the good fire-resistant performance and the anti-collapse capacity.

An electronic lock management system is characterized in that a main station system includes a database server and a set of network workstations; the database server is used for recording an unlocking process, storing unlocking authority of an electronic key and organization and personal information of a management department, and depositing parameters of the electronic lock and the electronic key; the database server and the set of network workstations constitute a network system; system management software is disposed in the network workstations, and provides management of an organizational structure, electronic lock initialization setting, electronic key initialization setting, electronic key authority management, and electronic key unlocking process management; and the network workstations are used for reading information in the electronic key for the electronic lock or downloading information into the electronic lock and the electronic key. The inventive system can satisfy management of electronic key unlocking process, and has the advantages of no need of electronic lock networking, low system cost and low power consumption.

The invention relates to an intelligent rail state detection platform. The intelligent rail state detection platform comprises a detection carrier running along a rail and further comprises a control device and a detection device connected with each other and both fixedly arranged on the detection carrier. The detection device is controlled by the control device to acquire rail state data and conduct data processing and output to facilitate detection. By the adoption of the intelligent rail state detection platform, one or more various detection devices, such as a routing inspection device, a steel rail ultrasonic detection device and a rail geometrical measurement device can be loaded on the detection carrier, and the comprehensive intelligent rail state detection platform is established; through systematic detection means, compatibility of various types of rail detection is achieved; and the rail line detection and maintenance are achieved efficiently, intelligently and comprehensively.

The invention discloses an automatic inspection device and an automatic inspection system for high-voltage wires. The automatic inspection device and the automatic inspection system have the advantages that special slide tracks for the high-voltage wires are formed by two inspection columns which can be perfectly fastened with each other, so that the inspection device can be automatically mounted and detached; four cameras are arranged in the inspection device, so that the high-voltage wires can be monitored at complete view angles in 360-degree ranges; the automatic inspection device is provided with mechanical arms and mechanical hands, can assuredly easily cross obstacles regardless of the sizes of the obstacles and is high in obstacle crossing speed and obstacle crossing efficiency; smashing knives are arranged at the front ends of the inspection columns, so that peculiar matters of the high-voltage wires can be handled; the automatic inspection device is provided with dust brushes, so that dust on the high-voltage wires can be cleaned; U-shaped rotary drums are arranged in the inspection columns, so that paint can be brushed on the high-voltage wires, and the high-voltage wires can be maintained.

This invention discloses one ring Ethernet and its business load realization method, wherein, the ring Ethernet comprises multiple network points device connected by one reverse physical linkage, wherein, each point adopts special Ethernet type label tropical find data frame index ring structure to establish tropical image; in business loading, on business source point sealing Ethernet data into ring network data frame and sending to top ring Ethernet; ring each point transferring the images according to the tropical image; peeling off data on business aim point.

The invention discloses a steam turbine rotor fault diagnosis method based on LSTM, and belongs to the technical field of mechanical fault diagnosis. Firstly, multi-point acquisition sensors are deployed and controlled, and vibration signals of various typical turbine rotor faults are collected as a training set and a verification set. Secondly, the steam turbine rotor vibration signals are extracted from a power plant DCS system to serve as a testing set. Thirdly, the training set, the testing set and the verification set realize fusion of multi-point signal data and data enhancement throughsignal division, stacking and other operations. Fourthly, a neural network based on the LSTM is constructed, the training set and the verification set are used for completing training of the network,and finally, maintenance of a diagnostic model is achieved in cooperation with an actual diagnostic task, and finally the steam turbine rotor fault diagnosis is realized on the testing set.

A product information modeling method in a collaborative environment based on a product entire life cycle comprises the following four steps of: 1, establishing a generalized model basic framework according to a WBS (Work Breakdown Structure); 2, when the BOM (Bill Of Material) is updated, extracting the BOM information of each view; 3, finding a slave information model related to the updating in a unified product information model, if the slave information model is found, updating and upgrading the slave information model, comprising inserting or deleting a new node, and changing the relationship between nodes, and if the slave information model is not found, finding the node on the higher level to which the slave information model belongs, then creating a view and a relationship, and establishing the UPIM (Unified Product Information Model); and 4, continuously judging whether the BOM is updated, and repeating the steps. The product information modeling method in the collaborative environment based on the product entire life cycle has a better practical value in the technical field of computer aided design.

The invention provides a remote real-time monitoring and fault diagnosis system of a mine fan based on an LabVIEW platform. The system comprises hardware of an industrial control computer, a terminal board, a PCI data acquiring card, signal conditioning equipment and a vibration speed sensor, and comprises software of a data acquiring module, a data memory and management module, a data display module, a history inquiring module, a fault diagnosis module and a network distribution module. The system realizes real-time acquisition of fan vibration signals, dynamic monitoring of equipment operation states, the setting, display and warning prompt of equipment operation normal values, warning values and stop range values and the storage and inquiry of such related data as various fault data and diagnosis results, and adopts an analytic hierarchy process algorithm to obtain various fault generation probabilities. A wire communication network is built; and the remote real-time monitoring and diagnosis is realized by using a share variable technology. The system can improve the big data processing capacity, and realizes the local and remote monitoring and fuzzy fault diagnosis of the fan operation states.

The invention discloses a campus rainwater ecological cleaning integrated-processing method and an ecological cleaning integration system. The method comprises the following steps: 1) establishing an integration processing system for processing campus rainwater in a campus in advance; 2) selecting a proper processing method according to ecological purification conditions of different water bodies in the campus; and 3) finally collecting rainwater processed in the step 2) to a landscape water body in the campus, or discharging into a river in the campus, or collecting into the underground water layer of the campus. The system comprises an undercurrent type artificial wetland system for processing campus initial-stage rainfall runoff, a shoreland-area closure system for processing campus storm runoff, an ecological floating bed-aeration plug-flow system for processing campus natural revetment river water body, an artificial waterweed-micropore aeration system for processing campus hard revetment river water body, and a biomanipulation-fountain aeration system for processing campus enclosed pond water body. The beneficial effects comprise that the purification effect is good, the cost is low, the resource utilization rate is high and the purification effect is lasting.

The invention discloses a satellite relative attitude measuring method based on a structure from motion. The satellite relative attitude measuring method includes a first step, respectively extracting SIFT (scale invariant feature transform) feature points of inputted sequence images; a second step, matching the obtained SIFT feature points; a third step, realizing the structure from motion according to the matched feature points; a fourth step, optimizing structural parameters of the structure from motion by a light beam adjustment method; a fifth step, carrying out three-dimensional reconstruction according to the matched feature points and the optimized structural parameters of the structure from motion; and a sixth step, comprehensively displaying a spatial environment according to effective three-dimensional feature points and the structural parameters of the structure from motion. By the aid of the satellite relative attitude measuring method, relative attitudes of an observed satellite target can be effectively measured according to standard test data, satellite simulation data of a STK (satellite tool kit) ontrack satellite simulation platform and ground semi-physical simulation data, and the measurement precision for constructing a system and stability of computed numerical values can be improved by the aid of the light beam adjustment method.