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48results about How to "Reasonable access" patented technology

Dedicated input/output processor method and apparatus for access and storage of compressed data

System control of compression and decompression of data based upon system aging parameters, such that compressed data becomes a system managed resource with a distinct place in the system storage hierarchy. Processor registers are backed by cache, which is backed by main storage, which is backed by decompressed disk storage, which is backed by compressed disk storage then tape, and so forth. Data is moved from decompressed to compressed form and migrated through the storage hierarchy under system control according to a data life cycle based on system aging parameters or, optionally, on demand: data is initially created and stored; the data is compressed at a later time under system control; when the data is accessed, it is decompressed on demand by segment; at some later time, the data is again compressed under system control until next reference. Large data objects are segmented and compression is applied to more infrequently used data. A dedicated compression input/output processor (IOP) is controlled by host system defined data structures which include a bus transport mechanism (BTM) which is DMA loaded to the compression IOP storage. The BTM includes a request response control block (RRCB) comprising a compress or decompress operation command, a data out descriptor (DOD) for providing the address of data in host storage that needs to be compressed or decompressed, and data in descriptor (DID) for providing the address in host storage where the resulting decompressed or compressed data is to be stored.
Owner:IBM CORP

TE model based data source generation method and device of safety big data of intelligent factory

The invention discloses a TE model based data source generation method and device of safety big data of an intelligent factory. The device comprises an industrial safety big data model, a TE intelligent factor simulator, a safety data collection module, a safety data processing module and an industrial safety big data instance set; a factor safety scene model library is generated on the basis of mapping between the industrial safety big data model and a TE process model, and non-structured industrial safety big data generated by the TE intelligent factor simulator is structured; the TE intelligent factor simulator simulates an accident scene dynamically aimed at pre-embedded fault sources of a performer, a material stator, a controller and a sensor; the safety data collection module collects the industrial safety big data generated by the TE intelligent factor simulator in a classified way; the safety data processing module processes the collected industrial safety big data into instances; and the industrial safety big data processed into instances is stored in the industrial safety big data instance set. Thus, the industrial safety big data of the intelligent factor can be obtained reasonably and effectively, and targeted research and test can be carried out on the industrial safety big data.
Owner:ZHEJIANG UNIV

Luggage taking and placing device

The invention discloses a luggage taking and placing device, which comprises an installing plate, a folding frame, a transmission device and an extraction device, wherein lead screws with opposite screw threads are arranged at the two sides of the bottom of the installing plate, and connecting screw nuts are respectively arranged on the lead screws arranged at the two sides in a sleeving way; the lead screws are connected with a first motor; the top ends of the folding frame are respectively arranged on the connecting screw nuts arranged at the two sides, and the bottom end of the folding frame is connected with a transmission device; the transmission device comprises a bottom box and a transmission plate, a group of mutually matched gears and racks is arranged between the bottom box and the transmission plate, and the racks are connected with a second motor; the extraction device comprises a support frame, a pulley and a suction disc; the top end of support frame is arranged on the installing plate, the pulley is arranged on the support frame, a rope connected with the third motor is arranged on the pulley, the rope is connected with a screw nut lead screw, a screw nut is arranged on the screw nut lead screw in a sleeving way, and the suction disc is arranged on the screw nut. The luggage taking and placing device has the advantages that the labor work is reduced, the inconvenience in a compartment due to luggage taking and placing is reduced, the stable luggage taking and placing is realized, and the luggage can be reasonably ranged.
Owner:NANJING VOCATIONAL UNIV OF IND TECH

Container storage device

InactiveCN105540121ACanonical accessNormalized accessStorage devicesButt jointUtilization rate
Disclosed is a container storage device. The container storage device comprises a storage chamber, roadway stackers and conveying tracks, wherein the storage chamber further comprises chamber units which are independently arranged at intervals, and chamber compartments are formed in the chamber units; the roadway stackers are disposed on the first guiding track located among the chamber units and enable containers to ascend or descend, so that the height of the containers is matched with the height of the chamber compartments of the chamber units and accordingly the containers can be stored and taken out; the conveying tracks further comprise the second guiding track and the third guiding track which are arranged in an intersecting mode, a first rotary plate is disposed at the intersection of the second guiding track and the third guiding track, a second rotary plate is disposed at the end, closely adjacent to the roadway stackers, of the conveying tracks, and the second rotary plate is in rotational butt joint with the fourth guiding track, connected with the roadway stackers, of the conveying tracks. By means of the container storage device, the space utilization rate is greatly improved; standard and reasonable storage and taking of goods is achieved; besides, the automation degree is increased, an advanced logistics system is conveniently formed, the operation efficiency is improved, and the storage cost is reduced.
Owner:SHANGHAI DIANJI UNIV

Heterogeneous network access selection method and system based on Internet of Things (IoT)

The invention relates to a heterogeneous network access selection method and system based on the Internet of Things (IoT). The method comprises the following steps: according to affecting factors foraccess network selection, determining subjective weights of a plurality of candidate networks through the AHP method; according to parameters of the candidate networks, determining objective weights of the candidate networks through the TOPSIS method; calculating comprehensive weights according to the subjective weights and the objective weights of the candidate networks; and selecting the candidate network to be accessed according to the comprehensive weights. The method and system provided by the invention has the following beneficial effects: 1, compared with a method and system simply adopting a subjective selection algorithm or an objective selection algorithm, the method and system achieves selection of a more reasonable network for access; 2, compared with a heterogeneous network selection algorithm combining other various algorithms, the algorithm provided by the invention achieves a smaller computation amount during a network access selection process; and 3, as the more reasonable network can be selected, the algorithm can achieve lower network expenses, a smaller network load and the like when applied in a heterogeneous network selection process.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Intelligent book management device

The invention relates to an intelligent book management device, mainly solving the problem that books are inconvenient to look up when being stored on the traditional bookshelf. The structure of the intelligent book management device comprises a computer control device, a motor, a bookshelf, sliding rails, brackets and indicator lamps, wherein the bookshelf is of a multilayer multi-lattice frame type, the bottom of each lattice of the bookshelf is provided with the sliding rail, each sliding rail is provided with the bracket used for storing books and reference materials, the outer side of each bracket is provided with the indicator lamp, and the sliding rails, the indicator lamps and the computer control device are respectively connected with the motor. When material is required to be looked up, searching is carried out on related indexing software of a computer, location of the material required to be looked up is displayed on the computer while a taking command is input, the motor acts, the brackets on the sliding rails slide outward when being driven by the motor, and the indicator lamps on the brackets are correspondingly lightened, thus people can conveniently identify and take the material. The intelligent book management device provided by the invention has simple structure and is safe to use; files can be scientifically and reasonably stored, and the material can be conveniently and rapidly looked up.
Owner:徐德钦

Multi-population traction differential evolution power distribution network planning method and device and storage medium

The invention discloses a multi-population traction evolution method power distribution network planning method, equipment and a storage medium. Based on a multi-population traction differential evolution algorithm, the method is used for determining access positions of distributed photovoltaic distribution points, and comprises the following steps: clustering acquired characteristic quantity data through a K-means algorithm to obtain clustering data; constructing a power distribution network planning model connected with the distributed power supply according to the clustering data; enabling a calculation model of the investment cost, a calculation model of the operation cost and a calculation model of the performance index of the power distribution network planning model to form a target function, and taking a power flow equation, node voltage constraint, branch current constraint and a single load node access distributed photovoltaic upper limit as constraint conditions; solving the power distribution network planning model based on a multi-population traction differential evolution algorithm, and determining a photovoltaic node access position. By implementing the method, the iteration speed and quality are improved, the diversity of populations adopted in the iteration process is ensured, and more reasonable access of distributed photovoltaic distribution points is ensured.
Owner:RES INST OF ECONOMICS & TECH STATE GRID SHANDONG ELECTRIC POWER +1

Auxiliary archives management device and archives management system with same

The invention provides an auxiliary file management device. The auxiliary file management device comprises a box body, and an emergency driving mechanism containing unit, an inquiry terminal and a power supply body which are arranged in the box body, wherein the emergency driving mechanism containing unit contains an emergency driving mechanism for providing input power for an file cabinet when power failure occurs; the emergency driving mechanism comprises a driving part and a transmission part connected with the driving part; the transmission part is movably connected with a plurality of transmission units of the file cabinet to select files in the file cabinet; the inquiry terminal is in wired or wireless network connection with a file information database of the file cabinet to realizedata transmission and sharing; and the power supply body is electrically connected with the inquiry terminal and the emergency driving mechanism. The design of the whole device is reasonable and theauxiliary file management device is easy to operate; and when the power failure occurs, the emergency driving mechanism is used for lifting and lowering of a cabinet door and selection and preservation of files, so that the problems of file theft caused by the failure to take out the files or the failure to close the file cabinet door during the power failure are solved, and the management of files is facilitated.
Owner:JIANGSU XUNJIE HARNESS TECH
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