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56results about How to "Flexible solution" patented technology

Front-end authority control method

The invention particularly relates to a front-end authority control method. The front-end authority control method comprises the following steps: registering a front-end router, a front-end componentand front-end operation on an authority management interface of a background management system; distributing specific front-end authorities according to users and organizations; the user enters the front-end page and loads the authority from the related authority data table, when background management resets the related authority of the user front end, the related authority modification state is pushed to the front end, and the front end rerenders related components; and the front-end system judges whether a corresponding route can be entered or not, whether a corresponding component is displayed or not and whether a related operation button is displayed or not according to the authority information. In the front-end authority control method, a front-end authority background management strategy is adopted, authority can be flexibly configured and controlled in a multi-angle and real-time mode, the problem that front-end safety is threatened is fundamentally solved, meanwhile, various authority controls of front-end operation can be updated at the first time of authority change, and a flexible solution is provided for data isolation and service isolation.
Owner:SHANDONG INSPUR GENESOFT INFORMATION TECH CO LTD

Layered decoupling optimal load reduction method for electrical and thermal integrated energy system

The invention relates to a layered decoupling optimal load reduction method for an electrical and thermal integrated energy system, which is technically characterized by comprising the following stepsof: 1, inputting data of the integrated energy system, and setting and initializing related parameters of a model; 2, solving a scheduling optimization result of an energy concentrator in the outer layer of the layered decoupling optimization model, and further correcting the load of each energy subsystem in the inner layer of the model; 3, respectively calculating the optimal load reduction quantity of the electric heating subsystem, and correcting the input upper limit of the energy concentrator in the outer-layer model based on the optimal load reduction quantity; and 4, carrying out loopiteration on the steps 2 and 3 until the result converges or reaches the maximum number of iterations. According to the invention, the existing mature optimal power flow solving method is utilized toindependently solve each energy subsystem; and the energy coupling equation is solved based on the energy concentrator, and the optimal load reduction problem of the comprehensive energy system is converted into the optimal power flow problem of a single system, so that the complexity of the original problem is greatly reduced, and the calculation efficiency, stability and practicability are remarkably improved.
Owner:TIANJIN UNIV

A method for generating facial expression based on human facial expression by partitioning facial expression into facial expression elements

The invention relates to the field of artificial intelligence interaction and the technical field of human-simulated expression automatic generation, in particular to a method of expression action generation based on human facial expression partition essentialization. Based on the method of human facial expression generation, the motion data of each part of facial expression is collected, and thedatabase of facial comprehensive expression is established through sorting, feature analysis, evaluation and element extraction. According to the externally inputted expression inner emotion parameters, the expression inner emotion parameters corresponding to the expression inner emotion parameters in the facial comprehensive expression action element database are selected; the facial comprehensive expression action parameter L is taken as the final facial expression parameter R; the final facial expression parameter R is used to control the motion of the target model and generate the expression action. The invention fundamentally solves the fidelity, flexibility, richness, colorfulness and limitation of the facial expression in the interaction between the artificial intelligence and the human, and realizes the natural interaction between the artificial intelligence and the human.
Owner:DALIAN DOREAL SOFTWARE

UUV path planning method based on particle swarm algorithm

The invention relates to a UUV path planning method based on a particle swarm algorithm. The UUV path planning method comprises the following steps: S1, constructing a UUV path planning optimization model f according to a path length f1, a repulsion potential field between a UUV and an obstacle and an attraction potential field f3 between the UUV and a target; S2, initializing PSO related parameters; S3, calculating time-varying acceleration factors c1, c2 and c3 through the related parameters; S4, calculating a nonlinear inertia weight w; S5, calculating a particle speed Vik and a particle position Xik through the time-varying acceleration factors c1, c2 and c3 and the nonlinear inertia weight w; S6, updating the optimal population of the particle individuals and the optimal population ofthe kth generation of particle individuals by evaluating the fitness function f; S7, judging the number of iterations, if the number of iterations k reaches the maximum number T, outputting an optimal result, and stopping operation; otherwise, k = k + 1, and returning to S4; according to the invention, the balance between the global search capability and the local search capability can be realized, and the UUV path planning solution can be efficiently and flexibly realized.
Owner:SHAANXI NORMAL UNIV

A high-power intermediate frequency induction furnace data acquisition and monitoring device

InactiveCN102279019AImprove reliability and automationHigh-speed data acquisition and processingMeasurement devicesPower controlPower parameter
A data acquisition and monitoring device for a high-power intermediate frequency induction furnace includes a data acquisition board and an upper computer monitoring system. The data acquisition board includes a three-phase electrical parameter acquisition module, a microprocessor, an electric energy metering chip, a temperature and pressure acquisition module, a serial communication module, a pulse width modulation expansion module, an input and output module, and a relay output module. The three-phase electrical parameter acquisition module, the electric energy metering chip, and the microprocessor are connected in sequence, the temperature and pressure acquisition module, the pulse width modulation expansion module, the serial port communication module, and the input and output modules are all connected to the microprocessor, and the relay output module is connected to the input and output module connected. The host computer monitoring system communicates with the data acquisition board through the serial port, receives, displays and stores the data collected by the data acquisition board, and sends instructions to realize the control function. The invention can complete the data collection on the production site and the safety monitoring of the equipment state, and improve the reliability and automation level of the intermediate frequency induction furnace.
Owner:SOUTH CHINA UNIV OF TECH

Intelligent dialogue method and system based on reading understanding model

PendingCN112163079AImprove user experience and satisfactionThe system answers correctlyFinanceNatural language data processingText corpusParagraph
An intelligent dialogue method and system based on a reading understanding model relates to the technical field of intelligent questions and answers, and comprises the following steps: S1, constructing an intelligent dialogue corpus comprising categories, paragraphs, questions and answers corresponding to each other; s2, obtaining a question input by a user and judging whether the input question contains a preset keyword or not; s3, respectively matching the input problem with each paragraph in the corpus to obtain the correlation between the input problem and each paragraph, and returning theparagraph with the highest undetermined correlation and the category corresponding to the paragraph in the corpus; s4, based on a machine reading understanding model, extracting an answer from the selected paragraph returned in S3, and outputting the answer to the user; and S5, according to the feedback of the user to the answer, retraining the machine reading understanding model, and completingiterative optimization of the machine reading understanding model. According to the intelligent dialogue method and system based on the reading understanding model provided by the invention, service-related questions proposed by a user can be accurately answered and assisted.
Owner:民生科技有限责任公司

Intelligent video box equipment for safety management and corresponding intelligent video analysis method

The invention relates to intelligent video box equipment for safety management, and the equipment comprises video collection equipment which comprises a video collection module which is used for obtaining a real-time video stream and transmitting collected video data to intelligent analysis equipment; and the intelligent analysis equipment is connected with the video acquisition equipment and is used for operating a plurality of intelligent video module methods. The invention also relates to an intelligent video analysis method for safety management based on the equipment. By adopting the intelligent video box equipment for safety management and the corresponding intelligent video analysis method, hardware calculation is marginalized by combining the intelligent analysis equipment and thevideo acquisition module, the advantages of edge calculation are brought into full play, and multiple algorithm modules are integrated on the intelligent analysis equipment. The method achieves the quick collection of target behaviors, events, attributes and other information, achieves the filing and collection of the information to an alarm system, and provides an efficient, quick and flexible solution for industrial safety management.
Owner:THE THIRD RES INST OF MIN OF PUBLIC SECURITY

Oil-paper insulation space charge calculation method and system based on time-step transient up-flow finite element

The invention relates to the field of internal insulation design and optimization calculation of a high-voltage DC converter transformer, and specifically discloses an oil-paper insulation space charge calculation method and system based on a time-step transient up-flow finite element. The oil-paper insulation space charge calculation method comprises the following steps: (1) establishing an oil-paper insulation space charge two-dimensional calculation domain; (2) solving a Poisson equation by adopting a finite element method to obtain electric field intensity; (3) discretizing the current continuous equation to construct a finite element form; (4) adding the influence of the temperature gradient on the carrier mobility; (5) solving a current continuous equation based on a time-step transient up-flow finite element method; (6) continuously performing iterating, and solving a solution of an equation formed by coupling a Poisson equation and a current continuous equation in each instantaneous value. According to the method, the time-step method is introduced into transient finite element calculation, so space charge numerical calculation is more accurate, convergence is better, and the method can be applied to internal insulation calculation and optimization design of the high-voltage DC converter transformer.
Owner:GUANGXI UNIV

Three-level topology ANPC four-quadrant operation modulation method

The invention discloses a three-level topology ANPC four-quadrant operation modulation method. According to the method, a high-frequency modulation signal is adopted to drive a PWM driving signal of a power device; when zero-level follow current starts, one short follow current path is firstly used for forced commutation, then one follow current path is additionally opened, and loss is balanced; when the zero-level follow current is finished, the additionally opened follow current path is firstly turned off, and the current is forced to follow current again from the short follow current path; when positive/negative electricity is output, a clamping tube is switched on at proper time, and reliable bidirectional clamping is carried out on two series-connected pressure-bearing switching tubes. According to the modulation mode, on one hand, a zero-level follow current mode and a follow current loop are optimized, the switching loss of the power device is reduced, the loss distribution of the power device under various working conditions during rectification, inversion and four-quadrant operation is balanced, and on the other hand, a voltage-bearing power device is reliably clamped to realize the advantage of voltage equalization. The method has the characteristics of simple structure, flexible implementation scheme, high power conversion efficiency and balanced four-quadrant operation loss.
Owner:西安奇点能源股份有限公司
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