83results about How to "Fast and accurate processing" patented technology

The invention discloses a power distribution network reactive power optimization system and method based on multi-data analysis. The system comprises: a distribution network data acquisition device for acquiring 10kV line outlet node real-time data and transmitting the same to a host computer control system; a dynamic reactive power compensation device for uploading distribution network operating data and reactive power compensation device running status data to the host computer control system by using GPRS. The method, through the EMS and distribution network automation system, get access to the data of each node of a 10kV line, carries on the load flow calculation, obtains the distribution of the voltage, active power and reactive power of each node of the line, and makes the line run in an optimal state through reactive power strategy control, develop reactive power optimization strategy through a genetic algorithm to determine the compensation point, compensation capacity and the like, controls the reactive power compensation equipment in the distribution network to achieve full distribution network reactive power optimization operation control.

An object captured by a digital image is automatically identified by determining a location at which a digital image is captured; retrieving a plurality of candidate objects associated with said determined location; comparing an object captured by said digital image with each of said retrieved plurality of candidate objects to identify said object. One of the candidate images can be selected and used to create a collage of the captured image and a more complete image of the object.

A method of modifying an Internet browser interface to provide shopping assistant functionality facilitating on-line shopping at a supported merchant Internet site. A wallet created in accordance with the present invention comprises a database having various user data stored therein under certain predetermined field names. A supported merchant data file identifies a plurality of supported merchants and enables the modified browser interface to determine when a shopper has navigated to a supported merchant web site. For each supported merchant, a rules and mapping file is created that may be used in connection with the wallet to map user-provided information in the wallet to corresponding fields in the merchant's check-out web page. When a user navigates to a supported merchant web site and desires to purchase merchandise and/or services from that merchant, the wallet automatically fills out the merchant's check-out web page(s), thereby simplifying on-line shopping and particularly, the check-out process.

The invention relates to an expressway integrated incident processing and emergency scheduling system which comprises a data center, four systems and fourteen subsystems, wherein the four systems comprise a traffic incident management system, an information release system, a resource scheduling system and a decision support system respectively; the traffic incident management system is an incident management system based on web and consists of the two subsystems namely an area time management system and a provincial-level incident management system, and information between two platforms can be intercommunicated and shared in real time; the information release system comprises a public travel service system, an operation management system and a leading mobile terminal; the resource scheduling system comprises five subsystems namely an integrated emergency disposal system, an outfield mobile terminal, an expressway administration indoor platform, a maintenance indoor platform and a charging indoor platform; the decision support system comprises an accident operation evaluation module, a travel time prediction module, an incident impact prediction module and an incident situation prediction module. According to the system provided by the invention, the visualized, flattened and planned command and scheduling of major accidents, traffic services and emergent incidents are realized, and quick response and proper disposal are achieved.

The present invention discloses an integrated and optimal scheduling system of an energy system, which is respectively connected with a management information system and a production process control system. The integrated and optimal scheduling system comprises an operation interface, an information monitoring and scheduling function module, a data analysis function module, an energy optimizing function module, an energy planning function module, an event management function module, a functional model base, a relational database, real-time database, an interface module and a manual input interface; wherein, the information monitoring and scheduling function module, the data analysis function module, the energy optimizing function module, the energy planning function module and the event management function module are respectively connected with the operation module and the functional model base; the relational database is respectively connected with the operation interface, the functional model base, the real-time database and the manual input interface; the relational database is connected with the management information system through the interface module; and the real-time database is connected with the production process control system. The present invention can scientifically and accurately schedule the energy supply, and reduce the energy waste and pollutants.

The invention discloses an SDN framework integrating threat processing and route optimizing, a system and an operating method. The SDN framework comprises an application plane, a data plane and a control plane; when any IDS device located in the data plane detects a message with DDoS attack characteristics in an attack threat, the message is immediately reported to the application plane through an SSL communication channel; the application plane is used for analyzing the attack type and making a corresponding attack threat processing strategy according to the attack type; the control plane provides an attack threat processing interface for the application plane and provides an optimal path calculation interface and/or an attack threat identification interface for the data plane. By means of the SDN framework, a network can achieve traffic forwarding for route optimizing according to real-time conditions of links when subjected to a large-scale DDoS threat and can also identify the DDoS threat and make a processing response quickly and accurately, so that the network communication quality is guaranteed comprehensively.

The method comprises the following steps: firstly, field production energy flow data are input into a relational database through a manual input interface, or a real-time database collects the field production energy flow data transmitted by a production process control system and stores the data into the relational database; secondly, the scheduling personnel operates the information monitoring and scheduling function module, the data analysis function module through an operation interface, or triggers an event management function module through an external event, so as to read and write the relational database, or the scheduling personnel reads and writes the relational database through the operation interface or an management information system, transforms the data format of the read data, transmits the data to the operation interface for displaying or printing or to the management information system; thirdly, the scheduling personnel operates an energy optimizing function module and an energy planning function module to adopt the corresponding optimal scheduling for the production energy system according to the displayed or printed data and advice. The present invention can realize the global optimization of the enterprise energy scheduling.

A machine for machining workpieces, for example plastic spectacle lenses, has a workpiece spindle which rotates the workpiece about a workpiece rotation axis, and a fast tool arrangement which moves a turning tool in the direction to and from the workpiece, wherein the workpiece spindle and the fast tool arrangement can moreover be moved relative to one another in a direction transverse to the workpiece rotation axis. A tool holder is connected to the fast tool arrangement and carries the turning tool. An engraving tool is spaced from the workpiece rotation axis and has an essentially point-shaped end facing towards the workpiece. The engraving tool can be moved in the direction of the workpiece and away therefrom in a highly dynamic manner via the tool holder, so that a marking can be produced on the workpiece in particular by a needling engagement of the engraving tool with the workpiece.

The invention relates to a hand physiological information detection method, which comprises the following specific steps of: detecting hand integrity; detecting wrist flexibility; finger flexibility detection. The invention provides a hand physiological information processing method based on a skeleton key point dynamic identification technology. A hand in motion is scanned in real time, and computer analysis is carried out through a unique algorithm and a model, so that hand information can be analyzed and processed quickly and accurately, data analysis is carried out on related information such as whether hand skeleton key points, hand wrist and upper limb functions are perfect and hand integrity and hand coordination, and accurate integrity and flexibility detection results are given.

The invention discloses a model sharing method between a power distribution main station and a terminal. The method comprises the following steps of comparing an update time t1 with a last update time t2, and if t1>t2, updating a power distribution terminal model; obtaining a to-be-updated model; performing mapping association between an IEC61968/IEC61970 model in the power distribution main station and a terminal model based on the IEC61850 standard; comparing with a current mode after the power distribution terminal receives an updated file; uploading a model comparison result by the power distribution terminal; sending an operation instruction by the power distribution main station according to the comparison result; conducting operation by the power distribution terminal according to the operation instruction; and uploading a final update time of the power distribution terminal model by the power distribution terminal. The invention utilizes the mapping function of the IEC61968/IEC61970 and IEC61850 models and provides a powerful guarantee for rapid and accurate position and processing of power distribution network faults.

The invention provides an urban rail vehicle air conditioner system fault diagnosis method and device. After a fault signal acquired by an acquisition module through monitoring of the acquisition module on an air conditioner system is obtained, the fault signal is processed with a wavelet packet transform algorithm, reconstructed signals of different frequency bands of the fault signal are obtained, then, feature information of the fault signal can be obtained according to the reconstructed signals, at the moment, the feature information is calculated by adopting a possibility clustering algorithm, a fault type corresponding to the fault information can be rapidly and accurately determined so that processing can be accurately and rapidly performed according to the fault type, the urban rail vehicle air conditioner system can rapidly recover normal work, and a comfortable riding environment for passengers is guaranteed.

The invention discloses a plastic-sucking mould and a mold making method thereof. The plastic-sucking mould is made of medium-density fiberboards. The mold making method for the plastic-sucking mould comprises the following steps: firstly, the medium-density fiberboards are produced into a mold blank; secondly, a plastic-sucking air chamber is processed on the back of the mold blank; thirdly, a shape is processed on the front side of the mold blank through a multi-shaft numerically controlled milling machine; fourthly, an air sucking hole is drilled on the back of the mold blank, and the air sucking hole is communicated the front side and the air chamber. Because the medium-density fiberboards are adopted as the material of the plastic-sucking mould, the cost is low, the manfuacture of the mold blank is facilitated, the manufacture cycle is short, and the processing and the modification are also facilitated; because the multi-shaft numerically controlled milling machine is adopted for processing, the processing is simple, quick and accurate, and the concave-convex machining precision for the surface of the plastic-sucking mould is high.

The invention discloses a calculation method based on international reference ionosphere total electron content abnormal value correction, and relates to the field of space technology design. According to the technical scheme, an ionospheric TEC model is constructed based on GNSS actual measurement ionospheric TEC data, and regional regular grids are divided according to the ionospheric TEC model;areas which do not accord with international reference ionospheric constraints and have negative ionospheric TEC values in the missing positions of the actual measurement data are marked on the regular grids according to GNSS actual measurement ionospheric TEC data and an uncorrected ionospheric TEC model; and a TEC value at the grid mark position is solved by utilizing the international reference ionospheric model and the uncorrected ionospheric TEC model, and a corrected ionospheric TEC model is constructed. The method has the beneficial effects that the abnormal value in the ionospheric TEC model can be quickly and accurately processed based on the calculation method for correcting the abnormal value of the total electron content of the international reference ionosphere, and the method has important value for further obtaining the high-precision ionized layer TEC model and improving the ionized layer space environment monitoring level.