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107results about How to "Achieve win-win" patented technology

Model used for carrying out primary frequency modulation analysis coordination control on boiler, steam turbine and power grid

The invention relates to a model used for carrying out primary frequency modulation analysis coordination control on a boiler, a steam turbine and a power grid and particularly relates to a boiler, steam turbine and power grid three-party coordination control supercritical and super-supercritical set coordination control model used for carrying out primary frequency modulation analysis. Control focus of machine-network coordination and machine-furnace coordination in the prior art is a turbo generator set and a power grid, only negative feedback control strategies of grid frequency difference are reflected in a primary frequency modulation control loop, influence on the boiler is not considered, so a hidden safety trouble exists. The method for problem solution is characterized by comprising steps that 1, a DC boiler mechanism model in a supercritical and super supercritical set is established; 2, a supercritical and super supercritical DC boiler controller model is established; 3, a steam turbine primary frequency modulation model is established; 4, an electric power system frequency modulation model including different types of sets is established; and 5, a steam turbine power given signal is corrected. The model is advantaged in that the model is applicable to the boiler, steam turbine and power grid coordination control field.
Owner:黑龙江工研龙创智通云管科技有限公司

Self-locking control method for controlling road network traffic through urban signal lamps

InactiveCN101894477AAvoid miscalculationsAvoid the possibility of predictingControlling traffic signalsRoad networksSelf locking
The invention discloses a self-locking control method for controlling road network traffic through urban signal lamps, which comprises the following steps: (1) determining a controlled zone boundary; (2) constructing a control matrix gij(k) according to the conditions of signal lamps at each intersection of the controlled zone boundary to be used as a split ratio matrix of signal phases entering the controlled zone; setting the optimal accumulated number of vehicles in the controlled zone as M, and determining the minimum value and the maximum value of the split ratio matrix of the phases at each intersection in the controlled zone according to the shortest crossing time of pedestrians and the allowed maximum queue length at each intersection; and (3) if X(k) is less than M, setting the signal lamps at each intersection of the controlled zone boundary according to MAX gij(k)=gij, and if X(k) is greater than M, setting the signal lamps at each intersection of the controlled zone boundary according to MIN gij(k)=gij, thereby realizing the self-locking control of the road network traffic through urban signal lamps. By controlling based on observation, the invention can effectively prevent the supersaturated traffic state and traffic deadlock of the road network.
Owner:SUZHOU UNIV

Whole course share-based internal of things e-commerce system

The invention provides a whole course share-based internal of things e-commerce system, and belongs to the field of e-commerce. The whole course share-based internal of things e-commerce system comprises a share-based whole course source tracing supply chain system and a share-based member marketing system. The share-based whole course source tracing supply chain system comprises a core management module, a multi-party source tracing management module, a sharing B2B module and a sharing logistics module. The share-based member marketing system comprises a core management module, a core commerce module, a logistics service module and a community interaction module. The core commerce module comprises an offline store module, an offline store and self-support e-retailing module, a third party online platform module, a third party online platform and offline store goods fetching module, an e-retailing online direct sales module, an e-retailing online direct sales and offline store goods fetching module and an e-retailing agent and e-retailing online direct sales module. The logistics service module comprises a cold delivery automatic matching module, a GPS positioning module, a temperature and humidity tracking module, a goods delivery module and an order grabbing and identity connection sharing distribution module. The requirements of shopping diversity, sharing, security and experience can be met.
Owner:厦门绿链集成服务有限公司

Wireless router with internal and external network separation architecture and method for sharing wireless network based on same

InactiveCN102238548ADoes not compromise network securityLow access levelNetwork traffic/resource managementSecurity arrangementWireless routerWireless mesh network
The invention relates to a wireless router with internal and external network separation architecture and a method for sharing a wireless network based on the same. The wireless router comprises a wide area network (WAN) interface module, a wired Ethernet module, a wireless internal network module, a wireless external network module, a bandwidth allocation controller and an access authentication controller, wherein the bandwidth allocation controller is connected with the WAN interface module, the wired Ethernet module and the wireless internal network module respectively; the wireless external network module is connected with the bandwidth allocation controller via the access authentication controller; the bandwidth allocation controller is used for allocating the network bandwidth among the wired Ethernet module, the wireless internal network module and the wireless external network module; and the access authentication controller is controlled by a whole network access authentication center arranged on the internet. According to the scheme, the bandwidth allocation and control mechanism is made clear; the broadband owner can configure the network bandwidth reasonably; and the internal network bandwidth is completely used by the broadband owner, and the external network bandwidth is provided for external network users, thus completing the sharing of wireless network bandwidth resources.
Owner:陈佳阳

Microblog aggregation method and system supporting cross-platform interaction

The invention discloses a microblog aggregation method and system supporting cross-platform interaction, and relates to a social network technology. The method comprises the following steps: S1, designing the microblog aggregation system, and setting a third-party account for a current microblog platform through the microblog aggregation system; S2, asking a user to register an account of the microblog aggregation system and log in the platform to initiate an operation request; S3, identifying a microblog platform involved in the request submitted by the user through the microblog aggregation system, authenticating the microblog aggregation system by using the registered microblog platform account of the user or the third-party account, calling the API (Application Program Interface) of the involved microblog platform through the authenticated microblog aggregation system to process the operation request; S4, integrating the processing results of the microblog aggregation system and the involved microblog platform, and feeding back to a user. The platform comprises a microblog aggregation system server and a microblog aggregation system client between which data interaction is realized through an information management module, an information infusion module, a user interaction module and a search function module.
Owner:TSINGHUA UNIV

Method for producing mineral wool by using early-stage molten-state steel slag of converter

The invention discloses a method for producing mineral wool by using early-stage molten-state steel slag of a converter, and belongs to the technical field of production of mineral wool. The method comprises the following steps: pouring the early-stage molten-stage steel slag of the converter in a smelting furnace, adding a reducing agent and a modifier in a pouring process, and carrying out reducing and modifying; and after stirring, mixing evenly and standing for 0.5-1.5 hours, feeding slag at the temperature between 1,380 DEG C and 1,430 DEG C to wool producing equipment and processing into the mineral wool. Double advantages of 'residues' and 'heat' of the molten-state steel slag are played fully, ferrosilicon and aluminum granules are used as reducing agents, reaction of silicon, aluminum and iron oxide is silicothermal reaction and aluminothermal reaction, a large amount of thermal can be produced along with the reaction, and heat supply in a whole reducing and modifying process can be satisfied. After valuable elements are recycled, residues are directly prepared into the mineral wool with high additional value, the molten-state steel slag is comprehensively recycled, the problem of emission of the steel slag is solved, furthermore, the production cost of the mineral wool can be reduced, and the economic benefit and the environment benefit are good.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY +1

A point intercommunication method based on a block chain technology

The invention relates to the technical field of block chains, and particularly discloses a point intercommunication method based on a block chain technology, which comprises the following steps of initiating a point exchange request to a block chain point ecological alliance system through different platforms; freezing the deposit corresponding to the points; according to a preset exchange ratio of the deposit and the points, recording the point added for exchange on the block, and broadcasting point block information to each node on the alliance chain; using each node to perform the corresponding point data processing; and transferring the deposit to a corresponding account name. The method is based on a unified block chain point ecological alliance system and can be used for connecting various different platforms, platform points and block chain points are exchanged with one another, and therefore points between the different platforms can be intercommunicated. In an actual application scene, more point rights and interests and scene rights and interests can be put in intercommunication, the deep sleep points are comprehensively activated , a digital point business ecological alliance is built, and the multi-win-win is achieved for industries, merchants and purchasers.
Owner:DONGGUAN MENGDA INDAL INVESTMENT

Intelligent-packaging-service modeling and distribution-task dynamic optimization method oriented to environmental logistics

The invention provides an intelligent-packaging-service modeling and distribution-task dynamic optimization method oriented to environmental logistics. A designed environment-friendly recyclable intelligent packaging box based on the internet of things provides a packaging service with the high performance-price ratio for express commodities, wherein the internet of things provides a technical support and design standard for recyclable environment-friendly intelligent boxes to achieve the intelligent box-enabled cloud logistics service. For a logistics service based on a product service system, a logistics company provides intelligent boxes, and is responsible for collecting, maintaining and repeatedly using the intelligent boxes; clients use the packaging service of the intelligent boxes, and win-win cooperation between the clients and a logistics enterprise is achieved. A cloud logistics service platform integrated with multi-source logistics information is designed, in the logistics platform, real-time optimization and the distribution scheme of logistics tasks are achieved with the logistics-distribution-task dynamic optimization method driven by the real-time logistics requirements, logistics resources in the cloud platform are optimally configured, and a low-carbon and efficient environment-friendly logistics service is achieved through a loading optimizing service, a logistics information management service and a route optimization navigation service.
Owner:NORTHWESTERN POLYTECHNICAL UNIV +1

Charge-storage integrated micro grid energy optimization scheduling method based on Stackelberg game

The invention relates to a charge-storage integrated micro grid energy optimization scheduling method based on Stackelberg game. The method comprises steps that firstly, the photovoltaic, fan and loadoutput in an upper micro grid is predicted, the internal electricity price is initialized, and whether the number of iterations k reaches the maximum number of iterations Kmax of a differential evolution algorithm (DE) is determined; secondly, according to the obtained initial internal electricity price, an optimal charging and discharging schedule of the CSSIS is obtained and fed back to the upper micro grid, the DE algorithm is utilized to calculate an upper micro grid target function CMG satisfying upper constraint conditions, the internal electricity price is subjected to mutation and intersection to generate the offspring internal electricity price, and the corresponding offspring upper micro grid target function C'MG is calculated; and lastly, an upper micro grid target function CMGand the corresponding upper micro grid target function C'MG are determined. The method is advantaged in that mutual benefit and win-win between the micro grid and the electric vehicle charge-storageintegrated power station CSSIS can be realized, and resources in the electric vehicle charge-storage integrated power station CSSIS can be more effectively utilized.
Owner:CHINA THREE GORGES UNIV

Method for determining wind field reactive compensation capacity

InactiveCN103779868AAccurately get reactive characteristicsQuickly determine the size of reactive power compensation capacityReactive power adjustment/elimination/compensationReactive power compensationWind drivenThree-dimensional space
The invention discloses a method for determining wind field reactive compensation capacity. According to the method, three-dimensional space is established with wind field output, wind field grid-connected point voltage and a wind field wind driven generator power factor as coordinate axes, and according to the relations among the wind field output, the wind field grid-connected point voltage, the wind field wind driven generator power factor and wind field output reactive power, the change range of the wind field output reactive power is determined in the three-dimensional space; then according to analysis performed on different types of wind fields and wind driven generator sets, the extreme value of wind field reactive power output is obtained from reactive compensation space so that the wind field output reactive compensation capacity can be determined, and if needed, a reactive compensation device with corresponding capacity is additionally installed in the wind field, so that reactive exchanging between the wind field and a power grid is made to be zero. According to the analysis method of the reactive compensation space, the change range of the wind field reactive power can be accurately obtained, the reactive compensation capacity of the wind field can be rapidly determined, the method can be adaptive to all types of wind fields, reactive compensation performance of the wind field can be fully utilized, and voltage stability of the wind field and the power grid can be improved.
Owner:ELECTRIC POWER RESEARCH INSTITUTE, CHINA SOUTHERN POWER GRID CO LTD +2

Charging station pricing method considering vehicle party, station party and network party

The invention relates to a power system technology, in particular to a charging station pricing method considering a vehicle party, a station party and a network party. The method comprises the following steps: establishing an optimal power flow model of a power distribution network by taking minimum load fluctuation as a target; establishing a charging station ordered charging scheduling model bytaking the maximum revenue of a charging station as a target; establishing an electric vehicle user decision model by taking the minimum charging cost as a target; converting a three-party game modelof a vehicle, a station and a network into a single-layer optimization model through a master-slave game model; converting the single-layer optimization model into a convex optimization model througha second-order cone relaxation and polyhedron approximation strategy; and solving the convex optimization model for multiple times through a standardization method to obtain a vehicle, station and network three-party game equilibrium solution so as to formulate the charging price. According to the method, a fair pricing method is provided, fairness of a charging electric energy transaction marketcan be improved possibly, ordered interaction among an electric vehicle user, a charging station operator and a power distribution network operator is promoted, and win-win of a vehicle, a station and a network is achieved.
Owner:WUHAN UNIV

Unit integrated control method and system based on area control error of power grid

The embodiment of the invention discloses a unit integrated control method and system based on the area control error of a power grid. The unit integrated control method based on the area control error of the power grid comprises the following steps: calculating the area control error ACE according to the power changes between interconnected power grids and the frequency changes of the power grids; obtaining the adjusting times of the unit according to the area control error ACE combined with a dead-time non-linear function of historical data of the power grid operation; obtaining the load adjustment range according to the adjusting times, and predicting the pressure variation of the main steam pressure of the unit caused by AGC adjusting; calculating the deviation value between the set value of the main steam pressure and the measured value of the main steam pressure of the unit, and performing summation operation on the deviation value and the predicted pressure variation to obtain the predicted fluctuation value of the main steam pressure; and controlling the unit adjustment speed according to the predicted fluctuation value of the main steam pressure. The invention judges the range of the action required by the unit and whether the energy of the unit is enough to ensure the performance of the adjustment or not in advance, and filters out unnecessary combustion adjustment atthe boiler side of the unit such as air, coal and water, so as to achieve the purpose of energy saving and consumption reduction.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID SHANDONG ELECTRIC POWER COMPANY +2

Package generation method and system of C2B2C mode

The invention relates to a package generation method and system of a C2B2C mode. The method comprises the steps that 1) a background module receives a request for establishing a package by oneself from a subscriber, and sends the request to a package combination module, and the package combination module displays all pre-stored basic function information for package establishment; 2) the package combination module receives a selection instruction from the subscriber, and according to the selection instruction, the package combination module combines the basic function information selected by the subscriber to generate the self-established package; 3) a pricing module calculates the self-established package in a combined manner to obtain a price of the package, and the self-established package and the package price are previewed in a combined manner; 4) whether a confirmation instruction is received from the subscriber is determined, if yes, a step 5) is turned to, and otherwise, the step 2) is turned to; and 5) a package issuing module generates a new package according to the self-established package and the package price, and stores and issues the new package. According to the invention, the subscriber can participate in package establishment, the initiative of the subscriber is improved, and the satisfaction degree of the subscriber is improved.
Owner:北京思特奇信息技术股份有限公司

A task allocation and path planning method for a cooperative logistics problem

The invention belongs to the field of logistics management, and particularly relates to a task allocation and path planning method for a cooperative logistics problem. The method comprises the steps that firstly, a model building, wherein M sub-companies are governed by a head company, all the sub-companies share N orders which need to be met, and the sub-companies uniformly use vehicle types withthe same load capacity to transport cargoes, wherein the target is to obtain a path driving scheme with the shortest transportation distance; and step 2, model solving including redistributing the total order according to the result of order redistribution, thereby distributing the order to a relatively nearest sub-company according to the geographic position complementarity of the order, and realizing the optimal distribution of the total order. And the next step is to plan the vehicle paths in the sub-companies based on Sm and Rm, and the target is to optimize the transportation cost of each sub-company and obtain the vehicle distribution route with the minimum transportation distance. According to the invention, the transportation cost of logistics companies and sub-companies thereof can be reduced, and the emission of CO2 can be reduced, so that win-win and environment-friendly development among the companies can be realized.
Owner:DALIAN UNIV OF TECH
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