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41 results about "Long term planning" patented technology
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Long-Term Planning. In the long term, companies want to solve problems permanently and to reach their overall targets. Long-term planning reacts to the competitive situation of the company in its social, economic and political environment and develops strategies for adapting and influencing its position to achieve long-term goals.
Wind power absorption capacity assessment method for electric power system
ActiveCN103810535AReliable methodForecastingSingle network parallel feeding arrangementsElectricityAbsorption capacity
The invention discloses a wind power absorption capacity assessment method for an electric power system. Random statistical laws of wind power and load are mined based on historical wind power and load data, a wind power absorption capacity assessment model and a solving method are built on the basis, and the method not only can quantize the influence of wind power integration on power generation and peak load regulation capacity of the system, but also can effectively improve wind power absorption capacity by the aid of an energy storage system while meeting long-term planning requirements, so that the problem of difficulty in grid connection and absorption after large-scale wind power development is more effectively solved. The method has the advantage that calculated energy storage capacity Ex or wind power Pwny provides a reliable method and path for planning design and dispatch of the electric power system.
Owner:GUANGXI UNIV
Regional electric power capacity market model design and pricing method considering cross-region tie-line constraint
The invention discloses a regional electric power capacity market model design and pricing method considering cross-region tie-line constraint. The method includes: determining the peak load level within a capacity market operation period according to a result of long-term load prediction of a power grid, and determining the capacity demand required by each region in the whole grid according to the reliability requirement of a system; dividing the system into regions to overcome the difficulty that the capacity cannot be called due to blocking of cross-region tie-lines in the capacity market, and establishing a capacity market optimization model which regards the minimum cost of the total capacity as the target and considers regional capacity demand balance; and solving the optimization model to obtain the optimal capacity purchase amount of each region and a multiplier corresponding to the capacity balance constraint of each region, wherein the multiplier represents the capacity price of each region. According to the method, the capacity price of each region, which considers the cross-region capacity constraint, can be given, price signals are provided for the capacity market, the investment of the power grid can be guided through the market, and certain references are provided for long-term planning work of the power grid.
Owner:XI AN JIAOTONG UNIV +1
Multi-target tangent method for joint scheduling of wind-solar-water complementary power generation system
ActiveCN109858173AImprove efficiencyQuick responseData processing applicationsSpecial data processing applicationsOptimal schedulingLong term planning
The invention belongs to the field of wind-light-water multi-energy complementary joint scheduling, and discloses a multi-target tangent method for joint scheduling of a wind-light-water complementarypower generation system, which comprises the following steps: acquiring local wind speed, solar radiation intensity and hydropower station incoming water data; taking a reservoir water level value asa decision code according to the complementary characteristics of wind, light and water; analyzing power generation benefits and ecological benefits at the same time, and establishing a long-term multi-target scheduling model in the wind-light-water complementary power generation system; proposing and solving the established model by adopting a new multi-objective method to obtain a long-term optimal scheduling optimal solution set in the wind-solar-water complementary power generation system considering both power generation and ecology; and the solved multi-target scheme is analyzed. The method can be fully used for medium-and-long-term planning and scheduling scheme compilation of the wind-light-water complementary power generation system, the power generation target and the ecologicaltarget of the wind-light-water complementary power generation system are balanced, the comprehensive benefit of medium-and-long-term scheduling is improved to the maximum extent, and the method has certain reference significance.
Owner:HUAZHONG UNIV OF SCI & TECH +1
Method for monitoring sensor function
InactiveCN101087993AMaterial analysis by electric/magnetic meansProvision for safeguarding apparatusData setLong term planning
Owner:ENDRESS HAUSER CONDUCTA GESELLSCHAFT FUER MESS UND REGELTECHNIK MBH CO KG
Method and device for GRU-based medium and long-term prediction of irradiance of photovoltaic power station
InactiveCN106651007ARealize rational utilizationLoss and other problems are reducedForecastingResourcesEngineeringNetwork model
The invention discloses a method and a device for GRU-based medium and long-term prediction of irradiance of a photovoltaic power station, relates to methods and devices for medium and long-term prediction of the irradiance of the photovoltaic power station and belongs to the field of irradiance prediction. The method comprises the steps that solar irradiance data at the position of the photovoltaic power station is collected; the solar irradiance at the position of the photovoltaic power station is predicted based on a GRU (threshold recursion unit) neural network model; an electric power department performs medium and long-term planning and scheduling according to an obtained irradiance prediction result, reasonable utilization of resources is realized, and equipment loss and other problems caused by unreasonable increase of the installed capacity are reduced. The invention furthermore discloses the device for implementing the method. The device comprises a collection module, a prediction module and a decision making module. Based on the GRU (threshold recursion unit) neural network model, a memory function is achieved, and medium and long-term prediction of the irradiance of the photovoltaic power station can be realized. Besides, the method and the device also have the advantages of high accuracy, high efficiency and simple implementation.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Distributed photovoltaic power generating grid-connecting planning method and terminal equipment
ActiveCN108063456AComprehensive economic cost is lowRaise the voltage levelSingle network parallel feeding arrangementsPhotovoltaic energy generationPlanning methodLoad following power plant
The invention is suitable for the field of photovoltaic power generation technology, and provides a distributed photovoltaic power generating grid-connecting planning method and terminal equipment. The method comprises the steps of establishing a photovoltaic probability model and a load probability model; calculating an initial time sequence sample of each preset time period according to median Latin hypercube sampling, the photovoltaic probability model and the load probability model; calculating power distribution network node voltage probability distribution according to a multiple-integration approximation method, a Gram-Charlier grade number, a probability trend equation and the initial time sequence sample; and establishing a photovoltaic grid-connecting opportunity restraining planning model according to the power distribution network node voltage probability distribution. The distributed photovoltaic power generating grid-connecting planning method and the terminal equipment have advantages of improving distributed photovoltaic permeability, reducing integrated economic cost in a long-term planning process of the power distribution network, and improving voltage level in ashort-period operation process of the power distribution network.
Owner:STATE GRID CORP OF CHINA +2
Investment cost control method based on BIM
PendingCN110599072ASchedule syncImprove the ability of cost analysisFinanceResourcesProcess dynamicsCost analysis
The invention discloses an investment cost control method based on BIM, and particularly relates to the technical field of investment control, which comprises BIM modeling, engineering budget, engineering progress planning, actual progress tracking, data association monitoring and finishing progress plan optimization. According to the invention, the budget, the progress and the model are associated, so that cost personnel and project management personnel can carry out dynamic management; the cost control of the whole project process is mastered; an advanced and visual cost management mode is provided; distinguished from conventional management modes, the budget and the progress plan are associated; performing whole process dynamic management, the cost and progress and model connection, long-term planning and short-term regulation and control phase structure can be visually seen at the same time, so that the actual progress and the worksheet arrangement progress are basically synchronous, it is guaranteed that construction can be completed in expectation, the material price level and the fluctuation amplitude of the material price level are considered, the cost control capacity of the design stage is improved, and the engineering cost analysis capacity is improved.
Owner:贵州百胜数源工程技术管理有限公司
Multi-source and multi-cycle generation schedule formulation method
ActiveCN105678394AMeet actual needsComply with start-stop planForecastingInformation technology support systemTime rangeProgram planning
The present invention provides a multi-source and multi-cycle generation schedule formulation method. The method comprises the following steps: I, building a medium-term and long-term plan scene; II, building a medium-term and long-term plan model; III, building a day-ahead plan model on the basis of the medium-term and long-term generation schedule; and IV, building a real-time plan model on the basis of new energy consumption. The multi-source and multi-cycle generation schedule formulation method builds a plan formulation method in a whole period consisting of a medium-term and long-term plan formulation method, a day-ahead plan formulation method and a real-time plan formulation method, and solves several key problems in the schedule plan aiming at the features of a power supply in a long-time range.
Owner:STATE GRID CORP OF CHINA +2
Multi-type power supply capacity long-term planning method considering offshore wind power access
ActiveCN110739726AImprove safe and stable operationSolve the problem of difficult peak shavingSingle network parallel feeding arrangementsEnergy storageCoastal seaLong term planning
The invention relates to a multi-type power supply capacity long-term planning method considering offshore wind power access. A modeling method of offshore wind farm output is proposed based on the correlation theory. The problem of offshore wind power absorption is introduced into the power planning level. Considering the peaking capacity constraints of multi-type power supplies and the system reliability constraints based on stochastic production simulation, the capacity optimization model of multi-type power supplies is established with the construction and operation economy as the goal, and the particle swarm optimization algorithm is used to solve the problem. The method is simple and practical and has high operability and solves the problem that the traditional planning method only pays attention to economic indicators and does not consider enough the peak shaving capability and reliability of the system. The method can solve the problem of peak shaving difficulties faced by windpower absorption and has great significance to ensure wind power absorption and safe and stable operation of the power grid and provides a feasible scheme for long-term power supply planning in coastal and offshore provinces rich in wind power resources.
Owner:STATE GRID FUJIAN ELECTRIC POWER CO LTD +2
Electricity consumption prediction method based on energy development and Shapley value weighting
InactiveCN109492818AThe proportion of electric energy is stable or increasingOvercome limitationsForecastingComplex mathematical operationsElectricityLong term planning
The invention relates to an electricity consumption prediction method based on energy development and Shapley value weighting, and the method comprises the following steps: predicting the economic development condition based on main economic factors influencing the energy and electricity consumption development; predicting the energy development condition by adopting a multivariate regression model; according to historical electricity consumption data and energy data, on the basis of the economic development condition and the prediction result of the energy development condition, adopting multiple electricity consumption prediction models to predict regional electricity consumption development, and obtaining multiple electricity consumption prediction values; and carrying out weighting processing on the plurality of electricity consumption prediction values through a Shapley value theory to obtain a final electricity consumption prediction result. Compared with the prior art, the electricity consumption prediction result obtained finally can better consider the medium and long term electricity consumption increase change condition, a basis can be provided for a long-term planning target of the power grid, the electricity consumption demand condition is accurately analyzed from multiple angles of economy and energy, and an effective reference is provided for power grid planning.
Owner:SHANGHAI JIAO TONG UNIV +3
Medium-term and long-term trading-operation plan-acquiring method considering wind-electricity acceptance
ActiveCN103633641ARaise the level of acceptanceAchieve coordinated optimizationForecastingSystems intergating technologiesMathematical modelOperating cost
The invention discloses a medium-term and long-term trading-operation plan-acquiring method considering wind-electricity acceptance. By the method, a trading-operation integrated mathematical model is established by aiming at the realistic problem of needing large-scale wind-electricity acceptance by using medium-term and long-term trading plans and operation plans carried out by an electrical power company as the background, optimized target functions are the minimum total operating cost and the maximum wind-electricity elimination and acceptance of a system, and constraint conditions include the security constraint of electric-network operation and the physical constraint of generator operation. In order to reduce the solving dimensionality of the model, plan-scale compressing and mapping technologies are provided for compressing the time scales of the medium-term and long-term plans into typical-week time scales, the plan of a typical week is firstly obtained through optimized calculation, and the plan of the required medium-term and long-term time scales is formed through mapping relation, so that the electrical power company needing large-scale wind-electricity elimination and acceptance can be helped to make medium-term and long-term trading plans and operation plans, and therefore decision-making scientificity and validity are improved, the method is helpful to improving the accepting level of the wind electricity, and the production cost of electric energy is lowered.
Owner:XI AN JIAOTONG UNIV +1
Cascade reservoir optimal operation method based on cascade reservoir operation coefficients
ActiveCN110942212AIncrease storage capacityImprove resource utilization efficiencyForecastingSystems intergating technologiesThermodynamicsNew energy
The invention relates to the technical field of cascade reservoir operation, in particular to a cascade reservoir optimal operation method based on cascade reservoir operation coefficients, which is characterized by comprising the following steps of: 1, calculating the cascade reservoir operation coefficients; 2, establishing a cascade reservoir operation coefficient optimization model; and 3, carrying out comprehensive solution. The method has the beneficial effects that two indexes of the reservoir peak distribution coefficient and the base load coefficient are provided, and how to distribute the residual electric quantity of the system among the cascade hydropower stations in the research period and how to distribute the total power generation capacity of the hydropower stations in timesequence are determined. The minimum of the maximum output power shortage rate in a month is taken as an optimization target; conditions such as cascade reservoir output constraint, reservoir capacity constraint, flow constraint and hydraulic relation constraint are considered, an optimization model of cascade reservoir operation coefficients is established, a cascade hydropower space-time optimization distribution result is obtained through solving, and the method has important guiding significance for long-term planning and construction of a new energy base.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID QINGHAI ELECTRIC POWER COMPANY +2
Game decision-making method, system and agent in incomplete information environment
InactiveCN109670596AAuto exploreNeural architecturesInference methodsLong term planningInformation environment
The invention discloses a game decision-making method and system in an incomplete information environment. The game decision-making method comprises the following steps of reasoning a current unknownstate of an environment according to the current known state of the environment to obtain an unknown reasoning state; exploring according to the unknown reasoning state to obtain an unknown actual state corresponding to the current unknown state, and obtaining a state for decision according to the unknown actual state and a historical known state; and making a decision according to the unknown reasoning state, the state for decision, the current known state and the feedback of the environment at the previous moment. The system comprises an unknown reasoning module, a state exploration module and a decision module. According to the technical scheme, the known states are utilized for prediction reasoning, the reasoned states are explored and integrated, decision is made by comprehensively exploiting the states and reasoning the states, the decision-making capability is high, and the long-term planning is good.
Owner:启元世界(北京)信息技术服务有限公司
Modification strategy of electric power system relay protection device and generation system thereof
Disclosed is a modification strategy of an electric power system relay protection device. The modification strategy is characterized in that the modification strategy comprises the following steps: S1, calculating full life cycle cost of the relay protection device, and S2, determining a modification strategy, i.e., obtaining a minimum F(n)=Min(ALCC) of a full life cycle cost annual value of the relay protection device. Disclosed is a generation system of the modification strategy of the electric power system relay protection device. The generation system is characterized in that the generation system comprises a relay protection device modification strategy generation system (a server, a database, safety protection equipment and application software), and the relay protection device modification strategy generation system is connected with inputs of operation mode management database, a medium-term and long-term planning database, an EMS system and an asset management system, and an output of a relay protection modification project and a schedule. The modification strategy and the generation system are advantageous in that (1) modification time is determined according to the minimum annual value of the fill life cycle cost, and loss brought by a fault of the rely protection device is reduced, and (2) the generation system can automatically complete a modification assessment of the relay protection device according to a status of an electric power system and historical information, and the workload of manual assessment is alleviated.
Owner:GRID POWER PLANNING & RES CENT OF GUANGDONG GRID POWER CO LTD +1
Big data-based mid-and-long term power load prediction method and system
The invention discloses a big data-based mid-and-long term power load prediction method and a system thereof. According to the invention, the mid-and-long term load prediction is divided into the three steps of big data acquisition, model training and execution prediction. The power load mid-and-long term prediction is very important content during the operation of a power market. The power load mid-and-long term prediction has great influence on both the long-term planning of the power system for market regulators, and the formulation of electricity purchasing or electricity selling contractsfor market participants.
Owner:上海积成能源科技有限公司
Oversea inquiry subsystem of drilling machine component and part Internet-of-things integration system
InactiveCN104599105AEasy to operateSupport importLogisticsCommerceLogistics managementLong term planning
The invention discloses a drilling machine component and part Internet-of-things integration system and composition portions of the drilling machine component and part Internet-of-things integration system. The drilling machine component and part Internet-of-things integration system comprises five C / S subsystems and a drilling machine component and part Internet-of-things B / S main system, wherein the five C / S subsystems include a basic database subsystem, an oversea inquiry subsystem, a delivery subsystem, an oversea on-site handover subsystem and a warehousing subsystem. The logistics integration system is formed, the efficient means can be provided for data input, maintenance, inquiry and statistical management, the powerful basis is provided for follow-up production decision making and long-term planning, and an efficient and rapid modern information communication channel is established.
Owner:CHINA GASOLINEEUM TECH & DEV CORP
Drilling rig part internet-of-things integration system based on bar code identification
The invention discloses a drilling rig part internet-of-things integration system and system constituents of the system. The system comprises five C / S subsystems and a drilling rig part internet-of-things B / S main system, wherein the five C / S subsystems are the foundation database subsystem, the overseas enquiry subsystem, the dispatch subsystem, the overseas field handover subsystem and the storage subsystem. A logistics integration system is constituted, efficient means are provided for data importing, maintenance, enquiry and statistical management, and powerful bases are provided for subsequent production decision making and long-term planning; an efficient and rapid modernized information communication channel is established.
Owner:CHINA GASOLINEEUM TECH & DEV CORP
Drill rig part Internet of Things integrated system including drill rig part manual terminal
The invention discloses a drill rig part Internet of Things integrated system and components thereof. The system comprises a foundation database subsystem, an overseas inquiry subsystem, a delivery subsystem, an oversea site handover subsystem, a storage subsystem, five C / S subsystems, and a drill rig part Internet of Things B / S main system which form a logistics integrated system to provide efficient means for data exporting, maintaining, inquiring and statistical managing as well as providing strong basis for subsequent production decision making and long-term planning; therefore, an efficient and fast modern information communication channel is created.
Owner:CHINA GASOLINEEUM TECH & DEV CORP
Method for constructing power generation time sequence simulation scene of multiple wind power plants
ActiveCN109904878AImprove modeling accuracyAccurate acquisitionSingle network parallel feeding arrangementsWind energy generationElectric power systemSimulation
The invention discloses a method for constructing a power generation time sequence simulation scene of multiple wind power plants. The method comprises the following steps: historical wind power sequences PN(t) are decomposed into low-frequency trend sequences Pl(t) and high-frequency random sequences Ph(t); the low-frequency trend sequences Pl(t) of different wind power plants are subjected to wind power fluctuation pairing; rising and falling durations of different wind power fluctuation processes are subjected to statistics, thereby obtaining a rising duration set {Trise} and a falling duration set {Tfall} of a time parameter set which embodies a fluctuation time-shifting characteristic; fitting is carried out on the paired wind power fluctuation processes through a Logistic function toobtain fitting parameters which are the fluctuation amplitude {L}, the rising steepness {Krise} and the falling steepness {Kfall} respectively; and an optimal Copula function model is built and parameters are extracted from the model, thereby constructing a power generation time sequence simulation scene of the multiple wind power plants. The method can simulate change rules of historical outputsof the multiple wind power plants at the same time, and has important significance for long-term planning, year / month scheduling and safe and stable operation in a power system.
Owner:南京首风清能智控技术有限公司
Method for function monitoring of a sensor
InactiveUS7957928B2Low costAvoid measuringTesting/calibration apparatusMaterial analysis by electric/magnetic meansLong term planningComputer science
A method for monitoring a sensor function by repeatedly acquiring data records including sensor-specific calibration data; by storing the acquired data records; by analyzing changes of the calibration data over time using the stored data records; and by determining time or time weighted with a load factor until the next calibration is due, using at least the changes of the calibration data over time. The resulting time or the determined time weighted with a load factor can, for example, be output in suitable form directly after determination, thereby allowing for a long-term planning of calibration, and / or it can be stored as a date or a remaining time. A comparison with a time signal or a count-down of the remaining time allows at the due date to output a request, or prompt, signal, optionally with a desired lead time.
Owner:ENDRESS HAUSER CONDUCTA GESELLSCHAFT FUER MESS UND REGELTECHNIK MBH CO KG
Head office system for integrated system of the Internet of things for drilling machine parts
The invention discloses an integrated system of the Internet of things for drilling machine parts and parts composing the integrated system of the Internet of things. The integrated system of the Internet of things comprises five C / S subsystems, namely a basic database subsystem, an oversea enquiry subsystem, a forwarding subsystem, an overseas on-site handover subsystem and a storage subsystem, and a B / S main system of the Internet of things for the drilling machine parts. A logistics integrated system is composed of the five C / S subsystems and the B / S main system, an efficient measure for data importing, maintaining, inquiring and statistical managing is provided, and a powerful basis for subsequent manufacturing, decision making and long term planning is provided. Accordingly, an efficient and rapid modernized information communication channel is established.
Owner:CHINA GASOLINEEUM TECH & DEV CORP
Method and electronic integrated model generically facilitating efficiency with diffusion-based prognostics of operations, short-long term planning, risks, and impacts
An improvement using electronic spreadsheet technology for operationalizing a single source (one Workbook) generic planning model of templates, as a unit suitable to microcircuitry and any storage medium, including risks and impacts for organizational, comprehensive, functional, financial, and systems planning (crisis prevention, technology impact, R / D) self-adjusting over one-five-fifteen year planning periods at a personalized or organizational level helping the user plan, manage, and make decisions more efficiently considering changing societal and technological conditions in compliance with 5(D)(1)-(2) Patentability on the drawing especially relevant to individuals, non-profit organizations, small businesses, government, and institutions in accord with documented authentication of origination in Declaration. The user can personalize a predefined master budget, generate non-financial or financial reports, organize resources, assess performance, and store forms.
Owner:DOWNING ROBERT E
A distributed generation planning method for improving voltage quality of distribution network
ActiveCN109193640AImprove voltage qualityImprove low voltage problemAc network voltage adjustmentLow voltageGeneration gap
The invention provides a distributed generation planning method for improving the voltage quality of a distribution network. The method comprises the following steps of: collecting power consumption data of users in a planning area; according to the current power consumption data, setting a peak level of power consumption data in a long-term planning period; acquisition of power grid parameters inthe planning area; Setting the maximum investable capacity of the distributed generation in the planning area and the upper and lower limits of voltage compensation in the planning area; a computational model for optimal planning of distributed generation considering voltage compensation capability is constructed. Set genetic algorithm parameters: generation gap, mutation probability, crossover probability, maximum evolutionary algebra, population size, input the collected data into the calculation program, and get the distributed generation planning scheme and voltage compensation effect. This method makes full use of the regulating potential of distributed generation in improving voltage, avoids the problems of secondary planning, secondary compensation and secondary investment caused by the low voltage problem at the end of transmission line, and reduces the planning workload and equipment investment cost.
Owner:STATE GRID HUBEI ELECTRIC POWER RES INST +1
Medium and long term planning method for comprehensive energy system considering carbon emission reduction constraint and hydrogen energy
PendingCN114386263AFlexible configuration arrangementsOptimizationData processing applicationsDesign optimisation/simulationDecision makerIntegrated energy system
The invention relates to a medium and long term planning method for a comprehensive energy system considering carbon emission reduction constraint and hydrogen energy. The method comprises the following steps: establishing a model of key equipment of the comprehensive energy system; establishing a dynamic long-term optimization mathematical model of the integrated energy system according to the model of the key equipment; and solving the mathematical model to obtain the optimal equipment configuration and carbon emission path. Compared with the prior art, on one hand, an optimization model is established from the two directions of total cost and total carbon emission, and gaming is performed on cost and environmental benefits; and on the other hand, the equipment installation condition of the system in the full-planning period is optimized, so that reference is provided for decision makers.
Owner:SHANGHAI UNIVERSITY OF ELECTRIC POWER
A method for obtaining medium and long-term trading operation plans considering the acceptance of wind power
ActiveCN103633641BRaise the level of acceptanceAchieve coordinated optimizationForecastingSystems intergating technologiesMathematical modelElectric network
Owner:XI AN JIAOTONG UNIV +1
Tower crane erection and attachment jacking method and system, terminal and storage medium
PendingCN114491990AEfficient synthesisEnsure safetyGeometric CADDesign optimisation/simulationArchitectural engineeringLong term planning
The invention discloses a tower crane erection and attachment jacking method and system, a terminal and a storage medium. The tower crane erection and attachment jacking method comprises the steps that building parameters are obtained, and a building model is generated according to the building parameters; tower crane parameters are obtained, and a tower crane model is generated on the building model according to a preset tower crane rule and the tower crane parameters; and obtaining building construction parameters, and carrying out attached jacking on the tower crane model according to a preset construction rule and the building construction parameters. According to the method, building parameters, tower crane parameters and building construction parameters are collected and integrated, tower crane erecting and attached jacking long-term planning of a unified system is achieved, the safety and the construction progress of multi-tower combined operation are effectively guaranteed when multiple buildings are constructed at the same time, and then the construction cost is effectively reduced.
Owner:CCFED THE FIGTH CONSTR & ENG +1
Geological survey computer integrated application system
InactiveCN101311961AImprove work efficiencyReduce labor intensityData processing applicationsSpecial data processing applicationsGraphicsGeological survey
The invention discloses a computer integrated application system of geological survey. The main technical measures of the invention are data storage, data graphic drawing and data computation. The system has the advantages that: the data in the aspect of geological survey is stored in the server and the data is shared; the works of collection of daily data of geological survey, plotting, grade calculation, extracted ore tonnage and related data statistics and calculation of medium-long plan of the geological survey management department can be finished quickly and efficiently. Work efficiency of the geological survey management department is improved greatly, and the labor force of the related work staff is reduced. The system reserves a data conversion module for the related research and application of the ore body model, the explosion departments, the mineral processing model, etc. And the system has stronger expansibility.
Owner:JIANGXI COPPER CORP
Retrofit Evaluation Method and Generation System of Power System Relay Protection Devices
ActiveCN105404962BReduce lossesReduce workloadData processing applicationsSpecial data processing applicationsPower-system protectionFull life cycle
Owner:GRID POWER PLANNING & RES CENT OF GUANGDONG GRID POWER CO LTD +1
ftth network management server and dynamic fiber jumping method
ActiveCN105207718BImprove maintenance management levelMeet the needs of loading and unloadingFibre transmissionData switching networksFiberResource utilization
The invention discloses an FTTH network management server. The FTTH network includes a first-level virtual optical splitter, a first-level physical optical splitter, a second-level virtual optical splitter, and a second-level physical optical splitter. The output ports of each first-level physical optical splitter connected to the input port of a secondary physical optical splitter, and the output port of each primary virtual optical splitter is connected to the input port of a secondary virtual optical splitter; the management server stores the optical splitter information of each optical splitter and the The connection information among them is used to manage the FTTH network, and the optical splitter information includes identification information of whether the optical splitter is a virtual optical splitter or a physical optical splitter, the location of the optical splitter and the splitting ratio of the optical splitter. The invention also discloses a corresponding dynamic fiber jumping method. The scheme of the invention improves the resource utilization rate of the resource port, reduces idleness of equipment resources, and facilitates long-term planning of the network at the same time.
Owner:CHINA TELECOM CORP LTD
Method for calculating asset value of natural resources based on multi-source data fusion
The invention belongs to the technical field of natural resource value analysis methods, and particularly relates to a method for calculating a natural resource asset value based on multi-source data fusion. For natural resources to be calculated, different resource plots in the natural resources are classified according to current natural resource asset value accounting, a resource environment comprehensive evaluation index system and a specification standard, and the classification types include forest land, grassland and water areas; the method for calculating the asset value of the natural resources based on multi-source data fusion is suitable for various government-dominated long-term planning projects and various commercial construction projects, performs comprehensive calculation according to the physical quality value and the potential value of the actual natural resources in the urban life and development process, can reflect the actual value of the natural resources in the urban area more scientifically and effectively, can utilize the existing natural resources better, and guarantees the rationality of value calculation.
Owner:湖北置帮房地资产评估咨询有限公司
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