223 results about "Construction planning" patented technology

The invention relates to a construction planning technique of a building, and discloses a method for assisting earth excavation construction based on unmanned-aerial-vehicle oblique photography. The method aims at improving construction deployment efficiency, reducing field management blind areas and decreasing a management cost. The method for assisting the earth excavation construction based onthe unmanned-aerial-vehicle oblique photography, which is provided by the invention, comprises the following steps of a, obtaining an aerial photographic image of a measured area through the unmanned-aerial-vehicle oblique photography; b, carrying out data processing on the aerial photographic image of the measured area; c, reconstituting a three-dimensional real-scene model of the measured area based on processed data by adopting a three-dimensional reconstruction technique; and d, assisting the earth excavation construction based on the generated three-dimensional real-scene model. The method is applicable to the assistant planning in the construction of the building.

A construction planning system includes: a current topography data acquisition unit configured to acquire current topography data indicating a current topography of a construction site; a design topography data acquisition unit configured to acquire design topography data indicating a design topography of the construction site; a basic unit data acquisition unit configured to acquire basic unit data indicating conditions of a work machine carrying out a construction in the construction site; a construction plan data calculation unit configured to calculate construction plan data indicating a construction plan of the construction site based on the current topography data, the design topography data, and the basic unit data; and a construction plan data output unit configured to output the construction plan data.

The invention discloses a method for planning a station construction capacity ratio of a wind-light storage and transmission mixed power station. In a planning target, energy conservation and emission reduction are quantified on the aspect of earning and fit into the target of planning the station construction capacity ratio of the wind-light storage and transmission mixed power station; meanwhile, on the basis of a station construction site spatial constraint and a station construction planning capacity constraint, constraints of the wind-light resource complementation degree, the power station power output stability and energy utilization degree are introduced so as to finally form a station construction capacity ratio planning model; and the planning model is solved to acquire the station construction capacity ratio of the wind-light storage and transmission mixed power station. By the method, a target function of the planning model and a constraint condition are more in accordancewith an actual situation, so that the acquired station construction capacity ratio is more accurate.

The invention discloses a planning device and a planning method based on a vehicle path. The device comprises a path storage module for storing at least one path scheme, wherein each path scheme comprises a departure place, at least one destination and at least one path information from the departure place to the destination; a processing module for processing the path scheme in the path storage module according to transposition, insertion, interchange of the same path, exchange and/or reverse exchange in the processing module, and storing all processed path schemes into the path storage module; and a comparison module for comparing all processed path schemes according to the preset shortest-time, shortest-path and/or lowest-cost principles and obtaining an optimal path scheme. According to the invention, five neighborhood construction planning methods are designed, a search range of the path information is increased and an optimal path scheme combination with high quality for the problem is obtained so that the logistics distribution cost is reduced and the distribution efficiency is improved.

The invention discloses a construction planning management system based on BIM+GIS, and the system builds a new project bidding file which is automatically matched with an enterprise BIM family library, carries out the matching and screening of a BIM family library needing to be supplemented, and forms a new project-level BIM family library through the secondary expansion of the family library. And the new project bidding file is matched with an existing GIS platform, a region range where the newly-built project is located is screened and delimited, and project-level GIS bottom-layer three-dimensional information data is formed through existing GIS data with different precisions. The construction organization quickly creates a module block, and quickly extracts a BIM model and GIS three-dimensional terrain to complete site arrangement, temporary road arrangement, project department residence arrangement and large temporary facility arrangement on the basis of a project-level BIM familylibrary, a project-level GIS module and an optimized project resource configuration file. The construction organization simulation optimization module is fast, the progress plan and the cost are associated with the BIM+GIS model, the optimal construction scheme is automatically selected through data analysis, and the field construction condition is dynamically optimized.

The invention discloses a construction safety monitoring method and system based on an unmanned aerial vehicle. The method includes the following steps: acquiring data of construction planning data and data of current construction progress; generating a first flight path of the unmanned aerial vehicle and several data acquisition points; sending a first control command to the unmanned aerial vehicle to make the unmanned aerial vehicle fly according to the first flight path and acquire data at all data acquisition points; receiving a first image taken by the unmanned aerial vehicle at each dataacquisition point; identifying a guardrail from the first image taken by the unmanned aerial vehicle at each data acquisition point, and then judging whether the guardrail of each data acquisition point is set correctly; and if any guardrail is not set correctly, generating a warning message. The construction safety monitoring method and system can replace manual inspection and save human resources. In the meanwhile, inspection cycles are shortened largely, and safety hazards can be reflected timely. The construction safety monitoring method and system can be widely used in safety monitoringtechnology.

The invention relates to a method for extracting resonance information of a long-line wind farm grid connection, comprising the following steps: 1) establishing an equivalent model of a wind farm grid connection; 2) obtaining the wind farm grid connection system according to the wind farm grid connection equivalent model Nodal admittance matrix; 3) decompose said nodal admittance matrix into expressions about eigenvalues: Y _f = LΛT; 4) According to step 3), the resonance participation factor of each node and the resonance sensitivity value of each electrical component are obtained when the long-line wind farm grid-connected resonance phenomenon occurs. Compared with the prior art, the present invention is based on the equivalent model of wind farm grid connection, and uses modal analysis method to analyze the resonance participation factors of each node of the system and the modal sensitivity of components, thereby giving detailed wind power grid connection resonance information, providing wind power It provides theoretical guidance for field construction planning, and has the advantages of accurate and reliable information extraction results.

The invention, which belongs to the field of railway large-span continuous beam swivel informatization management, discloses a BIM-technology-based railway large-span continuous beam swivel construction management and control method, thereby solving a problem that fine management of bridge swivel site construction is difficult at present. And the comprehensive management comprises electronic sandtable on-site live-action viewing and comprehensive management three-dimensional visualization technology disclosure. Technical management comprises electronic sand table on-site live-action check, three-dimensional visualization technical disclosure and collision check. The progress management compares and analyzes the actual progress and the planned progress according to the compiled construction progress plan, and automatically calculates the lag construction period. And the cost management directly carries out statistics on the number of generated projects by using a built model. And the safety management is used for monitoring a swivel beam bracket and establishing association between a BIM model and equipment to form an information base of safety quality management. The method has advantages of assisting managers in effective decision making and fine management, and ensuring manageability and controllability of management factors such as construction plans, progress and quality.

The invention discloses a micro-cell construction planning method, which comprises: determining the first pilot frequency signal to noise ratio parameter of the micro-cell and the first foreign interference factor while the micro-cell does not perform pilot frequency emission; under the condition that the micro-cell performs pilot frequency emission, measuring the second foreign interference factor of the micro-cell, and comparing the first foreign interference factor and the second foreign interference factor; under the condition that the micro-cell does not perform pilot frequency emission, measuring the second pilot frequency signal to noise ratio parameter of the macro-cell, and comparing the first pilot frequency signal to noise ratio parameter and the second pilot frequency signal to noise ratio parameter; and judging whether the micro-cell meets the request of entering the network covered by the macro-cell according to the comparing result. Applying the invention can judge whether the current configuration of the micro-cell meets the predetermined interference requirement when planning to introduce a micro-cell into a macro-cell, thereby, facilitates network planning.

The invention discloses a method for extracting geometric information based on a BIM model. The methods include numbering and identification sorting, node space coordinate positioning, and parameterized presentation of geometric information of components. The method is characterized by high extraction efficiency, less space occupation for parametric presentation, and flexible application. . Its benefit is that it can effectively solve the problems that existing BIM models cannot be shared with multi-source information such as VR, GIS, 3D printing, and face recognition, slow information interaction, information loss, serious waste of digital resources, and excessive investment expenditures. It can be widely used in the whole life cycle of civil engineering planning, design, construction, operation and maintenance.

A capacity building system is for developing visual-spatial construction planning ability. An arithmetic section has a model image display unit displaying a model image to be copied and a model image reference, a model image marks-entering request unit requesting the learner to enter marks, a model image auxiliary line-entering request unit requesting the learner to enter vertical and horizontal auxiliary lines in the model image area, an exercise image auxiliary line-entering request unit requesting the learner to enter vertical and horizontal auxiliary lines in an exercise image area, an exercise image marks-entering request unit requesting the learner to enter marks on positions, in the exercise image area, corresponding to the marks of the model image, and an exercise image forming request unit requesting the learner to form the exercise image by connecting between the marks in the exercise image area.

The invention discloses a system and a method for precisely identifying a target and calculating an effect in an ecological sponge type urban construction suitable area. The system comprises a spatialdata acquisition module, a suitable area spatial identification module, an index control and measure design module and a construction effect calculation module. The method is used for sponge city construction from city construction planning to engineering design whole process. Accurate identification of construction and reconstruction target suitable areas and suitable grade targets in urban heatisland control and urban landscaping processes can be realized, and the effects of flood disasters and high-temperature extreme climate events under different urban construction and reconstruction scenarios can be measured and calculated. The system comprises a novel sponge city and heat island control dual-target city planning and design framework, achieves refined remote sensing classificationand artificial intelligence detection algorithm aiming at precise identification of the ecological sponge city space suitability, and can effectively simulate the effects of city construction and reconstruction on rain flood and extreme high temperature events.

The invention discloses a method for the configuration optimization and the operation control of controlled phase shifters, and relates to a method for construction planning and the operation control thereof for alternating current main lines or alternating current distribution network, particularly to a method for the configuration optimization and the operation control of the controlled phase shifters for an ultrahigh voltage power transmission network based on improving the fracture surface conveying ability of the power network. The method comprises the following steps: obtaining node data of the fracture surface of the power network and planning configuration number of the controlled phase shifters, and building the node power balance equations of power systems of the controlled phase shifters; building an optimal tidal current mathematical model stated by solving; determining the optimal configuration state of the controlled phase shifters according to the configuration states of the controlled phase shifters when the transmission capacity of the comprehensive fracture surface is greatest; adjusting the operation mode and the phase shifting angle of each controlled phase shifter according to an operation control parameter list. Through configuration optimization and the operation control of the controlled phase shifters, the method enables the fracture surface conveying ability of the power network to be nearly improved to the theoretical thermal stability limit of the fracture surface.

The invention discloses a construction progress visualization method based on BIM model and monitoring image comparison, and belongs to the technical field of calculation, reckoning or counting. The method comprises the following steps of building a BIM model with precision and granularity meeting construction progress management requirements, and giving recognizable unique codes to the BIM model; hooking construction plan data to the built BIM model; acquiring image data shot by construction monitoring equipment, and identifying a structure under construction and a constructed structure of a construction area; automatically analyzing an identification result and the plan progress, and reflecting the progress state and the progress deviation through different colors of the BIM model. Under the background that more and more engineering projects apply the BIM model and the monitoring equipment, the application path of the BIM model and the monitoring equipment in construction is expanded, and an informatization scheme with excellent intuition and good integrity is provided for construction progress management.

The invention relates to a receiving-end power grid power supply planning method considering extra-high-voltage direct current access. According to the method, on the basis of working out an extra-high-voltage direct current power transmission system and a receiving-end power grid power supply construction system, and correlation degrees of indexes in the two systems, main factors, influencing power supply construction planning in a province, of the extra-high-voltage direct current power transmission system are analyzed; by combination with a conventional power supply planning method, an objective function and a constraint condition are established by taking the main factors as the core and by taking optimal overall social benefit as the principle; a receiving-end power grid power supply planning model considering the extra-high-voltage direct current access is established; and by solving the model, a required power supply planning scheme can be obtained.

The invention discloses a project progress supervision system based on BIM. The system comprises a construction plan management module, a BIM model construction module, a construction plan and actualprogress comparison module and a construction progress supervision module. The construction progress supervision module is used for actively identifying deviation data of the construction plan and theactual progress, carrying out deviation data analysis, finding out a specific reason for deviation and related responsible personnel information, and outputting a corresponding construction progressadjustment measure according to the specific reason for deviation analysis. The building construction progress can be visually reflected, meanwhile, the system has the function of comparing the actualconstruction progress with the construction plan, the cause of construction deviation can be found in time, and therefore efficient supervision of the building construction progress is achieved.

The embodiment of the invention provides a base station planning method, apparatus and device, and a storage medium. The method comprises the steps of obtaining network demand information in a coverage range of each pre-selected base station; determining the priority of upgrading each pre-selected base station according to the network demand information; and according to the priority, upgrading each pre-selected base station into a target base station in sequence. According to the method provided by the embodiment of the invention, the problem of low resource utilization rate caused by inaccurate base station planning due to lack of accurate judgment basis and planning means in an existing base station construction planning scheme can be solved.

The invention relates to a collaborative dynamic prediction method for overlying strata and surface subsidence induced by coal mining. The method comprises the following five steps: mining area working face geological parameter acquisition, prediction parameter determination based on a probability integral method, determination of a time sequence time function model based on an actually measured maximum sinking point, final surface movement deformation, dynamic prediction and final overlying strata internal movement deformation, dynamic prediction and the like. On one hand, the system is simple in construction structure, convenient in data acquisition and high in efficiency and precision, and can effectively improve accurate and continuous prediction of various complex deformation data ofoverlying strata in an underground resource extraction mining area; on the other hand, the efficient data calculation capability is realized; the prediction precision of the overlying strata in the underground resource extraction mining area is improved; in addition, the overlying strata deformation and settlement trend at any position in the range of the mining area can be accurately pre-judged according to existing data, the monitoring precision and efficiency of mining area settlement operation are improved, and meanwhile a reliable reference basis can be provided for mining area construction planning and mining area follow-up repair and utilization.

The invention discloses an underlying surface nested remote sensing refined drawing method for sponge city construction. 'low influence degree development 'is introduced; The invention discloses an advanced idea of a sponge city, a grade nested classification method and the like. The invention provides a novel remote sensing refined drawing technology which is suitable for sponge city constructionand is supported by an urban surface multi-source data integrated grade scale nested classification system. Sponge city construction planning, design and engineering implementation application objectives are developed, and the key technology and the multi-level proportional scale drawing and visualization method for extracting the surface water permeability, the relative slope information, the population density level and the urban function division multi-attribute information of the'pattern spot entity 'are integrated. The system can realize an intelligent calculation and statistical mappingmethod for sponge city construction target identification. The method has the advantages of being low in cost, high in classification precision and high in applicability, and the target application requirements for sponge city construction, landscape garden planning, ecological environment protection and the like are better met.

The invention discloses a method for replacing sewage conduits, which has the advantages that residents cannot be disturbed, surrounding building foundations and underground pipelines cannot be broken, traffic cannot be interfered, the environmental pollution is low, and the construction cost is low. The method comprises the following steps: (1) performing pre-construction planning; (2) making material and equipment preparations; (3) setting up working pits; (4) making preparations before replacement; (5) performing material fracture treatment; (6) removing old conduits; (7) installing new conduits; (9) filling for reburying.

The invention discloses a power system radio private network base station construction planning method based on map information, which comprises calculating or measuring signal transmission power of all candidate planning base stations. 1785 to 1805 MHz signal level and 223 to 235 MHz signal levels are measure at that terminal position; Calculating a communication coverage of each candidate planning base station; To mark on a map; The optimal location of the candidate planning base station is calculated. The invention provides a base station construction planning method of a wireless private network of a power system based on map information, the frequency spectrum and different frequency networking strategy of LTE230M and LTE1800M are studied, At that same time, the maximum coverage and the minimum base station search algorithm are proposed base on the measured data, so as to better construct the electric power wireless special network with strong adaptability and anti-interference, wider coverage and meeting the requirements of the electric power system, and the method of the invention is scientific and reliable.

A construction safety management method based on a building information model comprises the steps that construction plan data input by a user are received, and the building information model is established according to the construction plan data; danger source data is generated, wherein the danger source data comprises the position of a danger source in a construction site and the type of the danger source; determining a virtual position corresponding to the position of each danger source in the construction site in the building information model, and generating a first identifier at the virtual position by adopting a display mode corresponding to the type of the danger source; receiving monitoring data, transmitted by the monitoring module, of a dangerous source located on a constructionsite, and judging whether the dangerous source is in a dangerous state or not according to the monitoring data; and if the dangerous source is in the dangerous state, replacing a first identifier corresponding to the dangerous source in the building information model with a second identifier, the second identifier being different from the first identifier. The construction safety management systemcan visually monitor the danger source in real time and provide the danger source information in time.