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174results about How to "Timely storage" patented technology

Method for identifying abnormal motion in video and system thereof

The invention discloses a method for identifying abnormal motion in a video. The method comprises the steps that an area of which the pixels have certain change is extracted from a video sequence through a foreground extraction module; a movement target detected by the foreground extraction module is judged through a pedestrian judgment module, and a rectangular box judged to be a pedestrian is kept and transmitted to a target tracking module; each identified target in the scene is continuously tracked in a multi-target way through the target tracking module; the posture of each target tracked by the target tracking module within each frame of time is judged through an abnormal behavior trigger module and behavior analysis is performed on the abnormal behavior; and the abnormal behavior is processed and computed into a video segment through a behavior identification module, and the abnormal behavior is alarmed and the behavior type of the abnormal behavior is identified. The invention also discloses a system for identifying the abnormal motion in the video. The problem that abnormal behavior (falling down) detection of massive video data cannot be performed in real time can be solved and the detection accuracy can be greatly enhanced.
Owner:SHANGHAI VSI INTELLIGENT TECH

Real-time repetition removal and transmission method for data in network file system

The invention relates to a real-time repetition removal and transmission method for data in a network file system, and belongs to the technical field of computer data storage. The method comprises the following steps of: setting a file metadata table, a data block index table and a file composition table in a client and a server respectively, and setting a to-be-transmitted message queue for storing data and updating message in the client; receiving and responding an operating command initiated to the network file system by a client application program through a file system drive by the client, wherein the operating command comprises the operation of creating a new file, writing data into an existing file, reading the data from the existing file and deleting the existing file; and settinga network service interface for uploading and downloading data block contents and receiving and answering client message in the server. The method can delete the repeated data so as to save the storage space, avoid transmitting the existing data of the opposite side between the client and the server and reduce the overhead of network bandwidth; meanwhile, the method supports a file blocking method of fixed length and unfixed length so as to improve the utilization rate of the storage space.
Owner:TSINGHUA UNIV

Method and apparatus for reducing nitrogen oxide and ammonia emissions in an exhaust aftertreatment system of an internal combustion engine during load changing

The invention relates to a method and an apparatus for the reduction of nitrogen oxide emissions in the exhaust of an internal combustion engine, wherein in a powered with the internal combustion engine vehicle data to a route in a navigation system and / or at least one driver assistance system can be provided. According to the invention, Ss is provided that even in transient operating conditions of the engine from the data of the expected route, an engine-load profile and thus a nitrogen oxide emission of the internal combustion engine, a nitrogen oxide conversion of the catalyst and / or a need of the metered for nitrogen oxide reduction are predicted and this data are considered correctively in the dosage of Reduktionsmittell or the timing and duration of loading and regeneration phase of the NOx storage catalytic converter can be influenced.
Owner:ROBERT BOSCH GMBH

Method for mounting and applying road, bridge and tunnel safety comprehensive detection, monitoring and early warning device

The invention discloses a method for mounting and applying a road, bridge and tunnel safety comprehensive detection, monitoring and early warning device. The device comprises components as follows: control processors, a central processor, warning devices, side slope and heading slope displacement detection sensor, a bridge entrance superelevation and overweight detection sensor, a bridge structure displacement and gravity detection sensor, a bridge anti-collision detection sensor, a tunnel lining transformation detection sensor, a wind power detection sensor, a rain, snow, fog visibility, humidity and temperature detection sensor, road, bridge and tunnel virtual model or entity model, a memory and the like. The device can achieve all-round and full-time detection, monitoring and early warning of roads, bridges, tunnels and the like, stores data in a management and maintenance center for analysis, executes warning in a pile number position corresponding to the road, bridge and tunnel model, achieves network data share, and detects, monitors and manages the facilities at any nodes of a network, facilitates the analysis of safety accidents, timely processes potential hazards, reduces accidents, and has functions of intelligent traffic, intelligent management, intelligent maintenance and the like.
Owner:COMM DESIGN INST CO LTD OF JIANGXI PROV

Preparation method for hibiscus esculentus flower tea

The invention discloses a preparation method for hibiscus esculentus flower tea, and belongs to the technical field of flower tea deep-processing. The preparation method comprises the steps as follows: (1) collecting, namely collecting fresh hibiscus esculentus flowers which bloom and just close on a sunny day, immediately placing into a low-temperature insulation box of about 0 DEG C, and controlling the storage and transportation time to be not more than 2 h; (2) freezing, namely freezing for 12-24 h at the temperature of subzero 18-subzero 25 DEG C; (3) freezing and drying, namely placing into a freezer dryer for freezing and drying for 16-24 h at the temperature of 40-50 DEG C below zero; and (4) sealing and packaging. The preparation method is simple and convenient. Compared with the conventional drying method, the preparation method has the following advantages: (1) the collected fresh hibiscus esculentus flowers are timely stored, transported and prepared by adopting the cryogenic technology; and (2) the prepared hibiscus esculentus flower tea can keep active ingredients such as flavones, polysaccharides and the like to the hilt, and the active ingredients are prevented from being destroyed by high temperature.
Owner:JIANGSU UNIV

Data processing method and device

The embodiment of the invention provides a data processing method and device. The first storage capacity required by a first file set and the residual capacity, to be used for storage, of a first storage unit are received; if the residual capacity is smaller than the first storage cavity, a second file set to be removed is selected in the first storage unit; if the second file set has been backed up, the second file set is removed from the first storage unit; thus, it is guaranteed that the first file set can be saved in the first storage unit and files in the removed second file set are backed up, important files which are not backed up can be prevented from being partially removed by a user, and safety of stored content is guaranteed.
Owner:LENOVO (BEIJING) LTD

Smart learning system based on cloud platform

InactiveCN106971257ATimely storageBest learning resourcesResourcesResource poolVirtualization
The invention provides a smart learning system based on a cloud platform. The smart learning system, which is a smart learning system with cross-terminal service, is formed by client equipment, an application layer, a management platform layer, a database and an infrastructure layer, the client equipment is used for presenting system content to users, the system provides different interfaces and functions according to types of the client equipment; the application layer comprises a user interface and an application service, the application service is an online learning platform, the management platform layer is used for providing a resource service interface, configuring an operation environment, adjusting the distribution of the storage of teaching resources and performing scheduling management of virtual machines for an upper layer, the database includes various teaching resources, the infrastructure layer employs Instructure as a Service (IaaS) in a cloud computing service and comprises a plurality of server clusters, a multifunctional teaching resource pool is constructed through the virtualization technology, the teaching resources are stored in the plurality of server clusters in a distributed manner, and micro-curriculums can also be rapidly recorded for the users.
Owner:管斌彬

Big data indexing method and system

The invention discloses a big data indexing method and system and relates to the technical field of database index. The method comprises the following steps of: sending data generated by all terminal devices connected with a data center server unit into an NoSQL (Not Only Structured Query Language) database unit; establishing a pLSM (physical Log-Structured Merge) indexing engine unit; and carrying out indexing operation by a user. The system comprises the data center server unit, the NoSQL database unit and the pLSM indexing engine unit, wherein the data center server unit is used for receiving the data generated by all the connected terminal devices and sending the data into the NoSQL database unit; the NoSQL database unit is used for storing the data sent by the data center server unit; and the pLSM indexing engine unit is used for taking a COLA (Cache-Oblivious Lookahead Array) as an external storage assembly, taking a Skip List as an internal storage assembly and additionally arranging Delete Filter modules in an internal storage to support delete operation on the external storage assembly.
Owner:TSINGHUA UNIV

Fluorescent material for X-ray memory imaging

The invention discloses a fluorescent material for X-ray memory imaging, which comprises zinc sulfide serving as a substrate material, wherein an activator which is an acidic compound of one or more of copper, silver, gold, manganese and lead is added into the substrate material; the added amount of the activator is 1*10<-5> to1*10<-3> of the weight of each gram of the substrate material; the fluorescent material is prepared by heating at high temperature, the prepared fluorescent material can generate memory longtime afterglowing after being activated by X-rays; the fluorescent material is coated on the surface of a film and glass; the film and glass are placed before a charge coupled device (CCD) or complementary metal-oxide-semiconductor (CMOS) light sensitive camera for shielding and sealing the light sensitive camera; the camera is connected with a computer; and thus, an X-ray instant quick imaging system is formed.
Owner:SHANGHAI DONGZHOU IND

Pedal-type fitness bicycle with multipurpose charging power supply box

The invention relates to a pedal-type fitness bicycle with a multipurpose charging power supply box. The pedal-type fitness bicycle consists of a pedal-type fitness bicycle device and a charging power supply box device; the pedal-type fitness bicycle device comprises a frame, a gear case, a handlebar, a cushion and a pair of pedals; a dynamo, a gear speed change mechanism with a high-speed gear shaft, and a transmission shaft are arranged in the gear case; the transmission shaft is connected with a mainshaft of the dynamo through the high-speed gear shaft; the high-speed gear shaft is also provided with a flywheel; the rear part of the gear case is provided with a power supply output port of the dynamo; the charging power supply box device comprises a box body, an accumulator, a rectifier, an inverter and a solar cell plate arranged on the box body; and the box body is also provided with an input port and an output port of the charging power supply box. The pedal-type fitness bicycle has simple structure, convenient use and functions of fitness, power generation and energy storage, and can generate electrical energy by utilizing physical energy, charge the accumulator for energy storage through the solar cell plate or a commercial power supply, thereby saving energy and facilitating utilizing the electrical energy.
Owner:周琪凌

Logistics object handover method based on block chain, platform and storage medium

The embodiment of the invention provides a logistics object handover method based on a block chain, a platform and a storage medium. The logistics object handover method based on the block chain comprises the following steps of if a sender node in the block chain authorizes a parcel comprising at least one article to a receiver node in the block chain, transferring at least one article in a firstblock chain wallet of the sender node to a second block chain wallet of the receiver node, wherein each article has a unique digital rights and interests certificate identifier; obtaining an acceptance result of the receiver node for the at least one article; and processing the at least one article based on the acceptance result through the receiver node, and storing a processing result into the block chain.
Owner:BEIJING JINGDONG ZHENSHI INFORMATION TECH CO LTD

Intelligent water pump gate dispatching decision-making system and dispatching process thereof

The invention relates to an intelligent water pump gate dispatching decision-making system and a dispatching process thereof. The system comprises a station pump gate dispatching system, a central pump gate dispatching system and a cloud computing data service center which are in signal connection with one another, and the central pump gate dispatching system realizes information sharing with thestation pump gate dispatching system through the cloud computing data service center and remotely controls the station pump gate dispatching system; and the central pump gate dispatching system comprises a water resource comprehensive management module, a pump gate dispatching function module, a meteorological data acquisition module, a GIS system module, a flood control and drainage state moduleand an early warning prompt module which are in signal connection with the cloud computing data service center. The cloud computing data service center sends an instruction to the station pump gate scheduling system through the early warning prompt module and the pump gate scheduling function module; and, according to the invention, information sharing and remote scheduling among different scheduling systems can be realized, the potential of the existing water affair system is mined to the greatest extent, and the overall resistance to disasters such as rainstorm, high tide, flood and the likeis improved.
Owner:SHANGHAI GAOCHENG INTELLIGENT SCI & TECH

Bridge vibration-based frictional electrostatic power generation device

InactiveCN107493030ALarge structureWide range of structural applicationsFriction generatorsClassical mechanicsStructural engineering
The invention provides a bridge vibration-based frictional electrostatic power generation device. The power generation device is applied to a box girder type bridge structure and comprises a plurality of frictional electrostatic power generation units, wherein the frictional electrostatic power generation units are arranged on a side surface and a lower surface of a box girder and a part, far away from a bridge support end by 3 meters, in the bridge girder in a distribution way, the plurality of frictional electrostatic power generation units can be connected in series, electric energy which is generated vibrates with a bridge, mechanical energy generated by vibration of a box girder structure is collected, and the collected mechanical energy is converted to the electric energy for storage and power supply to power utilization equipment. The frictional electrostatic power generation units are connected in series by a wire, are internally arranged in a waterproof package material and are arranged on the side surface and the lower surface of the box girder structure and in the box girder structure, bridge vibration mechanical energy caused by an environmental dynamic load is converted to the electric energy, the electric energy can be timely stored when enough electric energy is generated, continuous power supply of the system is ensured, and brand-new environmental-friendly and green energy is provided for the bridge structure.
Owner:ZHEJIANG UNIV

Bridge support deformation disease detection system

The invention relates to a bridge support deformation disease detection system. The bridge support deformation disease detection system comprises a camera, a handheld computer, a telescoping support and a tripod, and is characterized in that the camera comprises a camera working unit, a signal transmit-receive device, a pedestal and a spherical holder; the signal transmit-receive device is in wireless connection with the handheld computer to control the spherical holder to realize rotation of the camera; the working section of the camera working unit is circular, and comprises a fine definition spherical infrared lens which is arranged at the center of the working section and is provided with a CMOS image sensor, and a plurality of infrared LEDs at the edge of the working section; the camera is fixed on the telescoping support; the telescoping support comprises a support pedestal, a telescopic part, a driving mechanism and a control system; the control system is in wireless connection with the handheld computer; and the telescopic part comprises a plurality of telescopic aluminium magnesium compo pipes which are mutually telescoped. The bridge support deformation disease detection system can realize horizontal 360DEG and vertical +30DEG to -90DEG rotation of the camera, and can comprehensively detect bridge supports with different heights and in the narrow and small space.
Owner:北京路桥瑞通科技发展有限公司 +1

Data synchronization method of PC (Personnel Computer) end and mobile terminal based on hydraulic polling business

The invention discloses a data synchronization method of a PC (Personnel Computer) end and a mobile terminal based on hydraulic polling business. The data synchronization method mainly comprises two parts of uploading polling data at the mobile terminal and downloading the polling data at the PC end, wherein uploading the polling data at the mobile terminal comprises the following steps of importing polling attribute basic information and multimedia data information in mobile equipment into the PC end, converting the basic data information into data objects through sorting operation of the polling data, storing the data objects in a database and storing multimedia data in a multimedia database to effectively manage the polling data; downloading the polling data at the PC end comprises the following steps of downloading newest hydraulic polling data to the mobile terminal from the PC end to facilitate obtaining result information of last polling when a user carries out polling at each time, and comparing with the current polling site condition to judge the hydraulic safety situation. According to the data synchronization method, the polling data can be automatically, timely and accurately put in storage conveniently, the processing time for the polling data is reduced, and the working efficiency and the accuracy for polling personnel can be improved.
Owner:HOHAI UNIV +1

Data mirroring method and storage system

InactiveCN108664354AAvoid not being able to storeTimely storageRedundant operation error correctionOperating system
The embodiment of the invention provides a data mirroring method and a storage system. In the data mirroring method and the storage system provided by the embodiment of the invention, a local controller determines that the data size of the target data exceeds the idle capacity of pre-stored mirror cache after receiving target data, the local controller sends a capacity adjustment request to a mirror controller; the mirror controller adjusts the idle capacity of the mirror cache according to the capacity adjustment request, and the mirror controller sends the adjusted idle capacity to the localcontroller; and after receiving the adjusted idle capacity, the local controller sends the target data to the mirror controller to store the target data. The embodiment of the invention sends the capacity adjustment request to the mirror controller to adjust the idle capacity of the mirror cache when it is determined that the idle capacity of the pre-stored mirror cache is insufficient, and the idle capacity of the adjusted mirror cache ensures that the mirror controller can timely store the target data sent by the local controller.
Owner:HUAWEI TECH CO LTD

Intelligent clothing drying and clothing collecting equipment with protection function and working method of equipment

The invention discloses an intelligent clothing drying and clothing collecting equipment with the protection function. The equipment includes a mechanical arm, a clothes pole, a base, an electric clothes hanger and a protection device; the base comprises a controller, the controller includes a processor and a drive device, the mechanical arm is connected with a vertical rod, driven by the drive device and used for fetching clothes, the electric clothes hanger includes a fixing rod, a first moving rod and a second moving rod, the first moving rod and the second moving rod are connected with thefixing rod through a second connection device and can rotate around a connection point, the second connection device is connected with the drive device, the open and close angle of the first moving rod and the second moving rod is adjusted, the clothing drying and clothing collecting equipment further includes a temperature sensor and a camera, the temperature sensor is connected with the processor and used for detecting the temperature of the surrounding environment of the clothing drying and clothing collecting equipment and sending the temperature value to the processor, the protection device is connected with the drive device and designed into a dustproof mesh bag, and the dustproof mesh bag is arranged on the clothes pole and used for keeping out dust.
Owner:SUZHOU HAOGE CULTURAL TRANSMISSION CO LTD

Data processing method and device

The embodiment of the invention relates to a data processing method and device. The data processing method comprises the following steps: detecting performance data in the running process of an application program; determining whether the performance data meets a preset abnormality reminding condition or not; when the performance data meets the preset abnormality reminding condition, reminding according to a preset reminding way. Through the data processing method and the data processing device, provided by the embodiment of the invention, the performance data generated when the application program is running can be acquired in the running process of the application program, whether abnormality reminding is required or not is judged according to the preset abnormality reminding condition so as to effectively monitor the performance data generated when the application program is running, and timely prewarning is performed when the performance data is abnormal, so that the working efficiency of performance testing is improved.
Owner:LETV HLDG BEIJING CO LTD +1

Storage apparatus

InactiveCN105607872ATimely storageMeet storage RAS characteristicsInput/output to record carriersControl storeMulti path
An embodiment of the present invention provides a storage apparatus, and relates to the technical field of computers, so as to meet a storage RAS characteristic of a multi-path server. The storage apparatus comprises at least two storage controllers, at least two storage expansion modules and a storage disk. The at least two storage controller are connected to a processor of a multi-path server, and each storage controller is connected to each storage expansion module among the at least two storage expansion modules; the at least two storage expansion modules are connected to the storage disk; a first storage controller is used for performing conversion between data of a first data type and data of a second data type, and sending the data of the second data type to a master storage expansion module, and when a second storage controller has a failure, processing the conversion between the data of the first data type, which is processed by the second storage controller, and the data of the second data type; the storage expansion module is used for storing the data of the second data type into the storage disk; and the storage disk is used for storing the data of the second data type.
Owner:SHANDONG HAILIANG INFORMATION TECH RES INST

Bicycle illumination and indication device with zero energy consumption

The invention discloses a bicycle illumination and indication device with zero energy consumption. The device comprises an electromagnetic induction coil, a magnet and an energy storage device, wherein the magnet is arranged on a steel wire of a bicycle wheel, the position of a frame corresponding to the magnet is provided with the electromagnetic induction coil with an iron core, and the electromagnetic induction coil is interconnected with the energy storage device through a lead. Compared with the prior art, the device with the structure provides electrical energy for an illumination lamp, a brake and a steering indication lamp during riding, so an external power supply is not needed, and the performance of the bicycle is greatly improved.
Owner:SHANGHAI SHANGDE EXPERIMENTAL SCHOOL

Intelligent furniture

The invention discloses intelligent furniture. The intelligent furniture comprises a client APP which is connected with an Internet server. The intelligent furniture further comprises a rice cabinet terminal, a disinfection cabinet terminal, a video machine cabinet terminal, a collection cabinet terminal, a wardrobe terminal, a dresser terminal, a shoe cabinet terminal and a locker terminal, wherein the rice cabinet terminal and the disinfection cabinet terminal are located in a kitchen; the video machine cabinet terminal and the collection cabinet terminal are located in a study / reception room; the wardrobe terminal and the dresser terminal are located in a bedroom; the shoe cabinet terminal and the locker terminal are located in a living room; the client APP is locally connected with all the terminals through Bluetooth or a wireless router; each terminal is provided with a control panel, and each control panel comprises a data acquisition module, a data processing module and an output control unit, all of which are sequentially connected through a data transmission module; each control panel is connected with an alarm device; the client APP is provided with control key units corresponding to all the terminals. The intelligent furniture integrates modern networks, communication, intelligent control, material science, electronic appliances, big data analysis and other technical and modular control modes, and all stored articles in a family are managed easily through one key.
Owner:SUZHOU SHITAI MOISTURE PROOF TECH CO LTD

Method and device for processing off-line inspection data

The embodiment of the invention provides a method and a device for processing off-line inspection data. The method comprises the following steps: acquiring real-time inspection data and monitoring thenetwork connection state of an inspection terminal at a predetermined monitoring frequency; when detecting that the network connection state is a disconnected state, setting processing priorities ofthe currently acquired offline inspection data, and storing the currently acquired offline inspection data and the processing priorities into a predetermined data storage area of the inspection terminal; when detecting that the network connection state changes to be a connected state, synchronizing the offline inspection data to corresponding servers according to the processing priorities of the offline inspection data. According to the invention, off-line inspection data can be stored in time, the stored off-line inspection data can be timely and accurately synchronized to servers on the basis of different demands of users, and the off-line inspection data is prevented from being lost when being synchronized to the serves.
Owner:北京万相融通科技股份有限公司

Material transferring and automatic batching system and process for traditional Chinese medicine pretreatment

The invention relates to a material transferring and automatic batching system and process for traditional Chinese medicine pretreatment, and belongs to the technical field of pretreatment in the traditional Chinese medicine industry. The system comprises a dense warehouse feeding system, an automatic batching system, a material ex-warehouse discharging system, a empty material box collecting system, an information tracing system and an automatic controlling system, wherein the dense warehouse feeding system, the automatic batching system, the material ex-warehouse discharging system and the empty material box collecting system are sequentially connected by a conveying line device and are electrically connected with the automatic controlling system. According to the material transferring and automatic batching system and process for traditional Chinese medicine pretreatment, the labor intensity of operators, the requirements for professional skills of the operators, the production costand the risk of misoperation of the operators are reduced; the reliability of the system and the utilization rate of a production operation area are improved; the digitized, standardized and normalized management of a production workshop are realized; and implementing is simple, the production performance is stable and the operability is high.
Owner:KUNMING CHINESE MEDICINE FACTORY

Contact type friction power generation device based on bridge vibration

The invention provides a contact type friction power generation device of a box girder structure. The power generation device is applied to a box girder type bridge structure, includes a plurality of contact type friction power generation units, the touch type friction power generation units are installed inside and on a lower surface of the box girder in a distributed manner, the plurality of contact type friction power generation units can be connected in series and generated electric energy vibrates with a bridge, mechanical energy of vibration of the box girder structure is collected and the collected mechanical energy is converted into electric energy which is stored or used to supply power to electric equipment. The contact type friction power generation device based on bridge vibration is installed inside and on the lower surface of a bridge structure, mechanical energy of bridge vibration caused by an environment dynamic load is converted into electric energy, and through voltage stabilization and voltage transformation processing of a power supply control integrated system in a power supply thin film device, power supply of each electric equipment on the bridge or electric energy storage is performed, thereby ensuring continuous power supply of a system, providing a brand new environment-friendly green energy for the box girder structure.
Owner:ZHEJIANG UNIV

Group operation decision analysis cockpit system

The invention provides a group operation decision analysis cockpit system. Service data of each service subsystem is extracted and processed in a unified manner; monitoring is performed in real time,and a monitoring result is stored in time; when the service data exceeds a preset threshold value, an alarm is given; the data is stored in an operation data storage ODS module and a data warehouse module; and the data analysis and prediction module is used for carrying out classified statistics and prediction on the data stored in the data parameters to help a decision maker to visually and clearly master the data of each service department, so that the decision maker rapidly masters the actual situation of each service department of the group and establishes a support basis for rapid decision making. The system can become an important component of daily operation management of group leaders, provides timely and accurate service trends online in real time, and assists the group leaders inmaking decisions through monitoring, analysis, early warning and other means.
Owner:NANJING HUADUN ELECTRIC POWER INFORMATION SAFETY EVALUATION CO LTD

Wireless microphone equipment and karaoke method

The invention discloses wireless microphone equipment and a using method thereof, and belongs to the technical field of signal processing. The wireless microphone device comprises a connection modulewhich establishes Bluetooth connection with intelligent terminal equipment and a sound box; a receiving module which is used for receiving the human voice data and accompaniment data from the intelligent terminal equipment; a sound mixing module which is used for carrying out sound mixing processing on the human voice data and the accompaniment data to obtain a chorus; a transmitting module whichis used for outputting the chorus, and the output comprises the steps of transmitting the chorus to the intelligent terminal equipment and storing the chorus; and transmitting the chorus to the soundbox, and playing the chorus. According to the application, a better chorus output sound effect is obtained, and the use experience of a user is improved.
Owner:CHONGQING BAIRUI INTERNET ELECTRONICS TECH CO LTD

Energy-harvesting power generation apparatus based on vibration of inhaul cable of cable-stayed bridge

The invention provides an energy-harvesting power generation apparatus based on vibration of an inhaul cable of a cable-stayed bridge. The energy-harvesting power generation apparatus comprises a rope-shaped energy-harvesting power supply apparatus, wherein the rope-shaped energy-harvesting power supply apparatus is spirally wound around the inhaul cable of the cable-stayed bridge, and can vibrate along with the inhaul cable. The electric energy generated by the power generation apparatus can fully supply enough power to a monitoring system, a damping system, an illumination apparatus, traffic signs and the like on the bridge structure; the energy-harvesting power generation apparatus is also equipped with an electric energy storage apparatus; when surplus electric energy is generated, the surplus electric energy can be stored in time so as to ensure the continuous power supply of the system; and therefore, a brand new environment-friendly and green energy is supplied to the common cable-stayed bridge structure in highways and urban bridges.
Owner:ZHEJIANG UNIV

Patrol system based on Bluetooth private cloud

Provided is a patrol system based on Bluetooth private cloud. The patrol system comprises a smartphone. The smartphone is connected with a plurality of patrolling units with identical structures and installed at the positions of patrolling points respectively through a wireless transmission network. A mobile network system is connected with a private cloud server. A patrol wand in electronic patrol is replaced by the mobile phone, and the off-line design is adopted by the patrolling points without arrangement of wire to enable the alarming of the patrolling points to be convenient. The patrol system performs communication through wireless Bluetooth and wireless Bluetooth on the patrol units of the patrolling points, has good instantaneity, can reflect patrol conditions timely, store patrol data timely, analyze and process the data timely, has mobile internet function, can achieve the remote transmission of information and enables a traditional electronic patrol system to be matched with the emerging mobile internet technology, and the performance has a qualitative leap.
Owner:TIANJIN JINSHUO INFORMATION TECH GRP

Billion-level traffic advertisement real-time processing method, storage medium and electronic equipment, and system

InactiveCN110599229AAccurate display of resultsLow latency storageAdvertisementsTraffic capacityThe Internet
The invention discloses a billion-level traffic advertisement real-time processing method, a storage medium, electronic equipment and a system, and relates to the field of internet live broadcast, themethod comprises the following steps: S1, acquiring advertisement information which at least comprises an advertisement ID and an advertisement space ID; and S2, obtaining the type of the client, andstoring the advertisement information of the client of the same type in one or one group of Redis queues; S3, storing the advertisement information in the Redis queue in a Kafka information queue; S4, reading the advertisement information in the Kafka information queue, calculating mapping relationship data between the advertisement information by using a distributed real-time stream processingframework, and storing the mapping relationship data in a MySQL database.
Owner:WUHAN DOUYU NETWORK TECH CO LTD
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