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605 results about "Operation model" patented technology

An operating model is an integration of all the human and machine-driven processes and business strategies used to create, produce, and sell products. It implements production activities within a business structure formed to make a profit.

Traffic control method and system based on intersection group

The invention relates to a traffic control method and system based on an intersection group.The method comprises the steps that 1, 360-degree panoramic video of intersections is dynamically collected in real time through an intelligent robot, an intersection operation model is established according to video data, and traffic characteristics of the intersection group are analyzed according to the intersection operation model; 2, intersection index evaluation and online simulation analysis are conducted according to the traffic characteristics, and the traffic operation state of the intersection group is identified; 3, supersaturation state intersection signal timing control scheme optimization is conducted on critical paths of a supersaturation state intersection group, and a supersaturation state intersection group traffic signal control strategy is adjusted; 4, the adjusted intersection group traffic signal control strategy is operated, and steady-state operation of an intersection control signal timing optimization scheme and linkage command of the intelligent robot are achieved.By means of the traffic control method and system based on the intersection group, traffic efficiency and service level of intersection single point control can be improved, and therefore the operation efficiency of an urban traffic system is greatly improved, and urban traffic jams are relieved.
Owner:SHENZHEN INST OF ADVANCED TECH CHINESE ACAD OF SCI

Implementing method of integrated power grid dispatching operation intelligent mistaken-early-warning preventing system

The invention provides an implementing method of an integrated power grid dispatching operation intelligent mistaken-early-warning preventing system. The implementing method comprises the following steps that various information and computing resources required by an operation ticket system in an EMS system of a dispatching center are packaged into standardized service; the operation ticket system is integrated a DMIS system of the dispatching center, and a graphic platform is built according to the CIM and SVG standard; an intelligent ticket-making expert rule base based on an operation model is built, and a safe mistake preventing system based on operation term analysis and comprehensive instruction analysis is built. The implementing method has the advantages of having little influence on the EMS system, being beneficial for popularization and the like, and can improve billing efficiency and circulation speed of dispatching operation tickets. During equipment maintaining peaks in spring and autumn, equipment operation safety is guaranteed, rapidness of equipment operation is guaranteed, work efficiency and the production and management level of the power grid are improved, prevention of large-area power outage accidents is facilitated, and safe production of an electric power company is guaranteed.
Owner:STATE GRID ANHUI ELECTRIC POWER

Automobile driving behavior detection method and apparatus thereof, and automobile

An embodiment of the invention discloses an automobile driving behavior detection method and an apparatus thereof, and an automobile. The method comprises the following steps of according to an association relation among a plurality of operation characteristic parameters of the automobile, establishing an automobile operation model; collecting values of the plurality of operation characteristic parameters to train the automobile operation model so as to acquire an automobile operation prediction model, collecting driving behavior data and acquiring a predicted value of a first operation characteristic parameter corresponding to the driving behavior data; and according to the driving behavior data and the predicted value of the first operation characteristic parameter, carrying out driving behavior detection. By using the detection method and the apparatus thereof, and the automobile, based on a neural network, the automobile operation model is established; through machine learning, the automobile operation model is trained so as to acquire the automobile operation prediction model; whether a predicted value acquired through the automobile operation prediction model matches with the driving behavior data is determined; whether an abnormal driving condition is generated is determined; driving safety is increased, automobile accident generation is reduced and a life and property safety of a driver are effectively protected.
Owner:BEIJING QIHOO TECH CO LTD +1

Photovoltaic microgrid power equalization control method based on three-end cooperative control

The invention discloses a photovoltaic microgrid power equalization control method based on three-end cooperative control, and the method comprises the steps: A) judging the current operation mode of a photovoltaic microgrid according to a DC bus voltage value of hte photovoltaic microgrid, a DC bus rated voltage value, an energy storage unit SOC, a photovoltaic power supply output power, and AC load power; B) carrying out the cooperative control of the working conditions of a photovoltaic power supply, an energy storage device and a grid-connected inverter in the photovoltaic microgrid according to the current operation model of the photovoltaic microgrid; C) controlling the current operation mode of the photovoltaic microgrid to be switched to an adjacent operation mode when the corresponding operation conditions are met; D) and enabling the converted operation mode to be updated to the current operation mode of the photovoltaic microgrid; and then switching to the step B). The method can enable the photovoltaic microgrid to be quickly switched to the corresponding operation mode in a seamless manner, thereby quickly eliminating the operation deviation, balancing the flow of an internal energy of the microgrid, reducing impact on the operation of the microgrid from power fluctuation, maintaining the stability of the voltage of a DC bus of the microgrid, and achieving the dynamic balance of the internal power of the microgrid.
Owner:NORTHEASTERN UNIV

Capacity optimization and auxiliary peak regulation method for regional wind power plant group energy storage power station

InactiveCN103872694AImprove reasonable and efficient operation levelFlexible AC transmissionEnergy storageCapacity optimizationShort terms
The invention discloses a capacity optimization and auxiliary peak regulation method for a regional wind power plant group energy storage power station. The method comprises the steps that 1, a BESS (battery energy storage station) composite function charging and discharging realizing method of wind power plant group power fluctuation stabilization and power network peak regulation is considered, and a capacity optimization calculating model is built by using the BESS operation cost minimization as a target; 2, the super-short-term wind power is utilized for predication, and a real-time optimization operation model is built by using the maximization of gains when the BESS synchronously participates in the power fluctuation stabilization and the power network peak regulation as a target; 3, the cost sharing and gain distribution mode and method of the BESS system operation are provided. Through the adoption of the technical scheme, an energy storage system with the configuration required by a regional wind power plant can be planned, the economic and reasonable energy storage capability is optimized and calculated, meanwhile, an prioritization scheme that the energy storage system participates in the power network peak regulation in an auxiliary way is provided, and the reasonable and efficient operation level of a regional wind field configuration energy storage system is improved.
Owner:SHANDONG UNIV

Chaotic neural network-based inventory prediction model and construction method thereof

An inventory forecasting model and its construction method based on chaotic neural network. The inventory of finished products is the key factor in precise distribution. If the inventory of finished products is sufficient, accurate delivery will be guaranteed, but the high inventory of finished products will bring a negative impact on the enterprise. The risk is high. On the one hand, it is difficult to process other materials after the original roll is processed into finished products. Once the user does not use it, it is likely to become a waste product. On the other hand, the finished product inventory takes up a large inventory space, which will make Limited storage capacity is getting tighter. The present invention divides the work into two phases. The first is the learning phase. The data of all the distribution users of the sample companies in the past three years are used as samples to establish a model, and these samples are used to learn and adjust the connection weight coefficients of the chaotic neural network, so that the network Realize the given input-output relationship; then the implementation stage, use the trained neural network to obtain the expected effect, establish a perfect calculation model, and realize the reasonable setting of the inventory.
Owner:WUHAN BAOSTEEL CENT CHINA TRADE

Distributed operation mode and centralized operation mode integrated simulation system operation supporting platform based on components

The invention discloses a distributed operation mode and centralized operation mode integrated simulation system operation supporting platform based on components. The distributed operation mode and centralized operation mode integrated simulation system operation supporting platform based on the components comprises a simulation operation control module, a simulation model assembly management module, a simulation data distribution module, a simulation service module and a network service module. The network service module is achieved through an RTI API according with HLA norms, and whether the network service module is loaded or not is determined according to different operation modes. According to the platform, whether a distributed operation model or a centralized operation mode is adopted for the simulation system operation supporting platform can be flexibly determined according to loaded configuration files by the simulation operation control module; assembly models operating on the simulation system operation supporting platform are transparent to ensure that the simulation system operation supporting platform can provide integrated support for the distributed operation mode and the integrated operation mode. The distributed operation mode and centralized operation mode integrated simulation system operation supporting platform based on the components can be applied to componentized simulation systems operating in a distributed mode or a centralized mode, and can satisfy different distributed simulation systems of the HLA norms and different integrated simulation systems of non-HLA norms in the future.
Owner:NAT UNIV OF DEFENSE TECH

Multi-core parallel simulation engine system supporting joint operations

The invention discloses a multi-core parallel simulation engine system supporting joint operations. The system solves the problem that the real-time performance of a traditional joint operation system is easily influenced when step length is used to forward logic time. The system includes a model scheduling management module, a thread management module, an external interface management module and a high-level architecture (HLA) management module. According to the system, target nodes are assigned for simulation entities to enable total computation amounts of models on each node to be equivalent; then through the model scheduling management module, a scheduling schedule of each node is generated based on a principle of load balancing, the simulation step length is assigned for the models, and during a simulation process, the scheduling schedule is adjusted and the simulation step length of the destroyed entities and generated new entities is adjusted. The system can autonomously divide the scheduling schedule according to operating cycles of the models and the system step length, allow the entities to use the different physical models or the behavior models according to needs for simulation, and support real-time scheduling of large-scale simulation and the high-fidelity operation models.
Owner:BEIHANG UNIV

Wind power grid-connection system operational reliability evaluation method considering uncertainty factors

The invention relates to a reliability analysis method of an electric power system, specifically a wind power grid-connection system operational reliability evaluation method considering uncertainty factors, and solves the problems of incomplete consideration, long time consumption, slow convergence, resource occupation and incapability of realizing real-time prediction and evaluation of the existing method. A scheme comprises the processes as follows: I, uncertainty factor modeling: A, load comprehensive uncertainty; B, a conventional power generator comprehensive time varying operation model; C, comprehensive time varying operation modeling; D, wind power plant operational reliability modeling; and II, a Markov chain model: E, a Markov process and a Markov chain; F, a wind power Markov chain model; and G a wind power reliability evaluation index. The beneficial effects are achieved as follows: by performing quantitative analysis and comparison on the degree of influence of load fluctuation, element state and wind power output on the operational state and reliability level, the reliability level at the current moment can be evaluated, and the state probability at the future momentcan be quickly predicted, so that planning, overhaul, operation optimization and dispatching of the electric power system can be guided, thereby overcoming the shortcomings of the conventional evaluation method.
Owner:TAIYUAN UNIV OF TECH
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