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268 results about "Design plan" patented technology

Comprehensive microgrid planning and design evaluation system based on OTFN-AHP

InactiveCN103530823AGuaranteed mutual independenceImprove accuracyData processing applicationsDesign planComputational model
The invention discloses a comprehensive microgrid planning and design evaluation system based on an OTFN-AHP (optimized triangular fuzzy number analytic hierarchy process), and belongs to the technical field of electric information planning. An evaluation method comprises the steps that 1) a microgrid planning and design evaluation index system is determined; 2) computation models of microgrid evaluation indexes and reasonable and practical non-linear membership function models of the indexes are provided, so that quantized values of the indexes are obtained; 3) the traditional analytic hierarchy process and a fuzzy mathematic theory are combined and optimized to form the OTFN-AHP; 4) the fuzziness of an ordering vector is removed by utilizing a centroid method variable according to preference of a decision maker; 5) relative weights of the indexes are solved by nonlinear planning according to the ordering vector; and 6) an advantage and disadvantage degree of a microgrid is determined according to the quantized values and the weights of the indexes; and an evaluation report of the micogrid is output. The evaluation system can make scientific and objective evaluation on microgrid planning and design schemes in different structures, so that the evaluation system provides a reasonable reference for the decision maker, and has very high actual instruction significance.
Owner:HUNAN UNIV

Method for emergency treatment of subway emergency event

The invention discloses a method for emergency treatment of a subway emergency event. The method comprises the following steps of: modeling resources involved in emergency treatment; planning for a possible position of the subway emergency event, administrative staff and maintenance staff which are needed to be informed, involved vehicles and commonly used spare parts, and designing a corresponding plan; and automatically carrying out event notification and process monitoring in combination with the designed plan, real-time staff and real-time traffic conditions, analyzing traffic impedances of surrounding roads of an event occurrence position according to a type, a position and time information of the emergency event, acquiring a range of different transport means which can participate in event handling and information of relevant professional staff, relevant vehicles and relevant spare parts in the range, informing the corresponding staff in a manner including but not limited to a mobile phone APP (Application), WeChat software, a short message and an (Internet Protocol) mobile phone, and monitoring real-time states of the corresponding staff and the corresponding vehicles through a backstage. According to the method, the effects of high efficiency, controllability and whole-process tracking of a subway emergency event handling process are realized.
Owner:青岛杰奥斯智能科技有限公司

Air-conditioning energy consumption monitoring and diagnosing system and method

The invention relates to an air-conditioning energy consumption monitoring and diagnosing system and method. A data collection system, a database system, a network service system and a user terminal system provide air-conditioning system operation managers with real-time energy consumption monitoring data, diagnose energy conservation transformation objects and provide a system optimization design plan. The data collection system is mainly used for collecting original operation data of an air-conditioning system and a device of the air-conditioning system, the database system is mainly used for establishing an original database for operating the air-conditioning system and an adjustable variable base of the air-conditioning system, the network service system is mainly used for user management, energy consumption analyses and determination of transformation objects, and the user terminal system is used for providing the air-conditioning system with an energy conservation optimization transformation plan. The air-conditioning energy consumption monitoring and diagnosing system and method are capable of helping the air-conditioning system operation managers real-timely manage and trace energy efficiency of a refrigerating system, evaluate problems existing in the air-conditioning system, and optimize designs of the air-conditioning system.
Owner:国网电力科学研究院武汉能效测评有限公司 +3

Simplified analysis method for bending property of box-section thin-wall beam

The invention discloses a simplified analysis method for the bending property of a box-section thin-wall beam, belonging to the field of car body design. The simplified analysis method for the bending property of the box-section thin-wall beam is mainly used for analyzing the bending deformation of the box-section thin-wall beam during car body collision in a concept car body finite element modelfor anti-collision researches at the concept design stage of a car. The simplified analysis method for the bending property of the box-section thin-wall beam mainly comprises four steps, i.e. classifying plastic hinge lines according to whether the lengths of the plastic hinge lines are changed or not, calculating rate of energy dissipated by the plastic hinge lines, calculating rate of energy dissipated by convex annular surfaces and calculating the bending property of the entire structure. The simplified analysis method for the bending property of the box-section thin-wall beam has the advantages that the requirements on the modeling of the simplified frame structure and the anti-collision analysis of the car body can be satisfied very well, designers can be assisted to rapidly extract the bending properties of the thin-wall beams, the cockamamie work for traditional finite element analysis and tests is avoided, the rapid performance assessment and the rapid modification of a preliminary design plan are realized, and the design cycle is shortened.
Owner:JILIN UNIV

Layout design method of underground cavern group

ActiveCN103266902AReduce damage and deformationReduce the cost of reinforcement supportUnderground chambersDesign planUnderground cavern
The invention discloses a layout design method of an underground cavern group applied to a water conservancy and hydropower project and an underground storage. According to the layout method, main factors influencing the stability of surrounding rock of the underground caverns, especially, the rock strength stress ratio which is the essential factor can be fully taken into consideration. The method comprises the following steps of: firstly determining the positions of main caverns, determining the axial line directions of the main caverns, determining the thicknesses of rock pillars among the main caverns, and finally determining the shapes of the main caverns, wherein in the process of determining the thicknesses of the rock pillars among the main caverns, the thicknesses of the rock pillars are 1.0-2.5-time mean than excavation span between two adjacent main caverns and are 0.5-0.8 times that of the height of the big one in the adjacent two main caverns. Compared with the layout design with a design plan provided by a using traditional layout method, the layout design with the layout method disclosed by the invention is more scientific; and especially, in a highland stress environment and in a condition with relatively low surrounding rock strength, the phenomena of the deformation and destruction of the surrounding rock after the surrounding rock of the underground cavern group is excavation-unloaded can be greatly reduced or the deformation and destruction degrees of the surrounding rock can be reduced.
Owner:CHINA HYDROELECTRIC ENGINEERING CONSULTING GROUP CHENGDU RESEARCH HYDROELECTRIC INVESTIGATION DESIGN AND INSTITUTE

Design method for access of flexible multi-state switch to distribution network

Provided in the invention is a design method for access of a flexible multi-state switch to a distribution network. On the basis of simulation of a multi-scene power flow, distribution network weak positions including distribution network node voltage limiting exceeding and line load heavy loading and the like after access of a distributed power source are calculated and analyzed and a flexible multi-stage switch access location is determined; a system optimization model of access of the flexible multi-stage switch to the distribution network using economic cost minimization as an objective function is established, wherein the objective function includes a yearly conversion cost and a system operation loss cost of initial investment of the flexible multi-stage switch and various constraintconditions are met; with an improved particle swarm optimization method based on a genetic algorithm (GA-PSO), an optimization design model including discrete variables and continuous variables of the flexible multi-state switch is calculated, mixed coding is carried out on the complicated discrete variables and continuous variables, and crossover and mutation operations of the genetic algorithmare introduced into a particle swarm optimization method for improvement; and thus an optimization design plan for access of the flexible multi-state switch to the distribution network is obtained byoptimization calculation.
Owner:INST OF ELECTRICAL ENG CHINESE ACAD OF SCI +2

System for designing, previewing, and cutting natural stone veneer to deliver ready for installation

The present invention relates to a method of designing, previewing a stone veneer project in its entirety before a single stone is cut; cutting and finishing the edges of a stone to form interconnecting natural stone veneer components, each having a perimeter of a pre-determined contour and a finished edge, the method comprising: drawing or otherwise importing a design plan comprising overall dimensions and shape of a finished stone veneer project; drawing or otherwise importing a pattern of shape and placement of the stone veneer components within the design plan; programming, scanning or otherwise inputting a plurality of cutting patterns, wherein the cutting patterns are the same or different, each cutting pattern designed to form the stone veneer component having a perimeter of a pre-determined contour; converting the pattern into a machine-readable program to produce a cutting path on an abrasive waterjet machine; loading a cutting path file for the stone veneer component into the abrasive water jet machine; positioning a cutting head of the waterjet machine over the natural stone at a distance of from about 0.3 inch to about 4 inches from a contact surface of the stone; running the cutting path program and cutting through the stone by contacting the contact surface of the stone with a waterjet from the waterjet machine.
Owner:NEW WORLD STONEWORKS

Shield tunnel segment design parameter optimization method

Note: for the problem of characters, expressions of the same meaning need to adopt the same character, and expressions of different meanings need to adopt different characters; and for the problem ofnames of terms, for expression of the same meaning, the names of terms should be unified. The invention discloses a shield tunnel segment design parameter optimization method, and relates to the technical field of engineering construction. The shield tunnel segment design parameter optimization method comprises the following steps: performing parameter value combination by utilizing an orthogonaltest table and segment design parameters, and forming a plurality of working condition design schemes; calculating to obtain the minimum safety coefficient Kmin of the shield tunnel segment under eachworking condition design scheme; training a BP neural network according to the segment design parameters under the working condition design scheme and the corresponding Kmin; according to the segmentdesign parameters, the Kmin and the mapping relationship between the segment design parameters and the Kmin, solving an optimal solution of the segment design parameters by adopting a genetic algorithm; and adjusting the optimal solution of the segment design parameters. The shield tunnel segment design parameter optimization method is high in operability and reliability for the actual shield tunnel segment design, overcomes the defect that an existing shield tunnel segment design is optimized through experience, can optimize multiple design parameter variables at the same time within a larger range, and can guarantee that design parameter values in a design scheme are optimal, so as to guarantee safety construction of the design scheme.
Owner:SOUTHWEST JIAOTONG UNIV +1

Quantitative analysis method for collected footprints by three-dimensional observation system

The invention relates to a quantitative analysis method for collected footprints by a three-dimensional observation system, which comprises the following steps of: inputting SPS (Symbolic Programming System) data according to the designed plan of the three-dimensional observation system and calculating the energy change weight coefficient value W of each surface element in the three-dimensional observation system; carrying out qualitative analysis on the collected footprints by the three-dimensional observation system according to value W distribution of all surface elements; carrying out quantitative analysis on the collected footprints by the three-dimensional observation system by calculating and analyzing difference, mean value and mean square error value of the values W of all surface elements; and comparatively selecting the designed plan of the three-dimensional observation system with smallest collected footprint. The invention can be used for carrying out qualitative and quantitative analysis on the collected footprints caused by the three-dimensional observation system and quantitatively comparing the performance difference before and after change of the three-dimensional observation system so that the collected footprints are minimized in the design stage of the observation system, thereby ensuring the accuracy and continuity of the sectional amplitude and providingguarantee for improving the forecast of reservoir stratum, oil pool description and AVO(earthquake amplitude and phase relationship) research precision.
Owner:CHINA PETROCHEMICAL CORP +1
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