CN118761238B - Method and system for correlation analysis based on attribute definition of engineering components - Google Patents
Method and system for correlation analysis based on attribute definition of engineering components Download PDFInfo
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Abstract
本发明属于工程构件技术领域，涉及到基于工程构件的属性定义关联分析处理方法及系统，其通过目标桥梁工程项目的基础设计要求为其筛选对应各参照项目，基于各参照项目建造数据创建目标桥梁工程项目的结构稳定层、经济成本层的关联属性参数集合，搭建历史数据和构件属性之间深层次关联性的系统分析，接着利用模拟仿真软件分别对结构稳定层和经济成本层进行单独优化测试，深入挖掘各层内部参数的最佳组合后，进一步进行结构稳定与经济成本结合层的关联参数集合优化，生成目标桥梁工程项目的构件关键属性参数设计报告进行反馈，确保在保证结构安全性的前提下最大程度地考虑经济性，有助于设计出性价比最高的桥梁方案。
The present invention belongs to the technical field of engineering components, and relates to an associated analysis processing method and system based on the attribute definition of engineering components. The method selects corresponding reference projects for the target bridge engineering project according to the basic design requirements, creates an associated attribute parameter set of the structural stability layer and the economic cost layer of the target bridge engineering project based on the construction data of each reference project, and builds a system analysis of the deep correlation between historical data and component attributes. Then, the structural stability layer and the economic cost layer are optimized separately by using simulation software. After deeply exploring the best combination of internal parameters of each layer, the associated parameter set of the structural stability and economic cost combination layer is further optimized, and a design report of key attribute parameters of the components of the target bridge engineering project is generated for feedback, ensuring that economy is taken into account to the greatest extent while ensuring structural safety, which is helpful to design the most cost-effective bridge solution.
Description
Technical Field
The invention belongs to the technical field of engineering components, and relates to a method and a system for analyzing and processing attribute definition association based on engineering components.
Background
Modern bridge engineering is continuously innovated under the promotion of technology, and various structure types such as suspension bridges, cable-stayed bridges, arch bridges and the like are emerged, so that the aesthetic and practicability are integrated, and meanwhile, the safety and durability of the structure are emphasized. Each engineering component is used as a foundation stone for bridge safety, the importance of the engineering component is not small, each engineering component bears complex multi-attribute parameters, the performance characteristics of the component are reflected, and the intricate and complex relevance is formed in the whole bridge structure, so that the relevance analysis processing is defined based on the attribute of the engineering component, and the engineering component is not only a key for insight into the essence of the bridge structure, but also a scientific basis for guiding design, construction and maintenance work.
In the early stage of bridge engineering design, the prior art relates to integrating real monitoring data and expected targets, designs a frame model related to bridge engineering projects, and evaluates the association degree of each engineering component in the model to bridge performance by carefully and repeatedly adjusting each attribute parameter, so as to adjust the related design numerical value of each attribute parameter of each engineering component, and iteratively optimizes until the whole bridge engineering model meets or exceeds the preset performance standard, and can meet the set targets, but still has limitation performances, namely: 1. the prior art lacks of system analysis on deep relevance between historical data and component attributes, the collected practical application data is limited, relevance analysis and model optimization are realized mainly by continuously adjusting and testing each attribute parameter of each engineering component, the calculation resource and time resource consumption is quite expensive, the trial-and-error optimization approach is not efficient enough, key attribute parameters with high relevance to bridge performance are difficult to accurately lock at the beginning of model construction, and further the model adjustment optimization process cannot be simplified.
2. In the prior art, when the association degree analysis of each attribute parameter of each engineering component on the bridge performance is aimed at, the structural stability of the bridge is often concentrated, but the analysis of economic cost benefits is not fully integrated, and the comprehensive optimal solution of the bridge design is difficult to realize.
Disclosure of Invention
In view of this, in order to solve the problems set forth in the background art, a method and a system for defining association analysis processing based on the attribute of an engineering component are now proposed.
The aim of the invention can be achieved by the following technical scheme: the first aspect of the invention provides a method for analyzing and processing attribute definition association based on engineering components, which comprises the following steps: step one, obtaining basic design requirements of a target bridge engineering project, wherein the basic design requirements comprise design shape type, design geometric data, design rated load and site geographical position.
And step two, screening each historical bridge project similar to the design requirement of the target bridge project according to the basic design requirement of the target bridge project and the construction shape type, construction geometric data, construction rated load and construction geographic position in each historical bridge project construction data stored in the WEB cloud, and recording the historical bridge project as each reference project.
And thirdly, marking each bridge engineering component of the target bridge engineering project as each target component, extracting a structural stability evaluation index and an economic cost evaluation index in construction data of each reference project and actual construction values of each attribute parameter of each corresponding target component, and respectively creating a structural stability layer and an associated attribute parameter set of the economic cost layer of the target bridge engineering project.
And step four, obtaining design values of elements in the association attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project through simulation software.
And fifthly, generating a component key attribute parameter design report of the target bridge engineering project and feeding back.
A second aspect of the present invention provides an engineering component based attribute definition association analysis processing system, comprising: the system comprises a design requirement acquisition module, a reference project screening module, a project association attribute parameter acquisition module, a project association attribute parameter design module, a component key attribute parameter feedback module and a cloud database.
The design requirement acquisition module is connected with the reference item screening module, the reference item screening module is connected with the item association attribute parameter acquisition module, the item association attribute parameter acquisition module is connected with the item association attribute parameter design module, the item association attribute parameter design module is connected with the component key attribute parameter feedback module, and the cloud database is respectively connected with the reference item screening module and the item association attribute parameter acquisition module.
The design requirement acquisition module is used for acquiring basic design requirements of the target bridge engineering project, including design shape type, design geometric data, design rated load and location geographical position.
The reference project screening module is used for screening each historical bridge project similar to the design requirement of the target bridge project according to the basic design requirement of the target bridge project and the construction shape type, the construction geometric data, the construction rated load and the construction geographic position in each historical bridge project construction data stored in the cloud database, and recording each historical bridge project as each reference project.
And the project association attribute parameter acquisition module is used for marking each bridge engineering component of the target bridge engineering project as each target component, extracting a structural stability evaluation index, an economic cost evaluation index and actual building values of each attribute parameter of each corresponding target component in construction data of each reference project, and respectively creating association attribute parameter sets of a structural stability layer and an economic cost layer of the target bridge engineering project.
And the project association attribute parameter design module is used for acquiring design values of all elements in the association attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project through simulation software.
And the component key attribute parameter feedback module is used for generating a component key attribute parameter design report of the target bridge engineering project and feeding back the report.
And the cloud database is used for storing construction data of each historical bridge engineering project.
Compared with the prior art, the invention has the following beneficial effects: (1) By comparing each historical bridge engineering project with the target bridge engineering project, the invention fuses four core dimensions of design shape, design rated load, geometric design and environmental application, screens out a plurality of reference cases with high similarity for the target bridge engineering project, and provides a data base for engineering construction attribute parameter association analysis of the subsequent target bridge engineering project.
(2) The invention utilizes the similarity of the reference project and the target bridge engineering project, creates the association attribute parameter set of the structural stability layer and the economic cost layer of the target bridge engineering project through the construction data of each reference project, builds the system analysis of the deep association between the historical data and the component attribute, provides accurate, efficient and reliable support for the design and implementation of the bridge engineering project, and has obvious advantages and wide application prospect.
(3) According to the invention, the structural stability layer and the economic cost layer are respectively subjected to independent optimization test by using simulation software, the optimal combination of parameters in each layer is deeply excavated, the maximization of the design target of each layer is achieved, after the single-layer optimization is completed, the optimization of the association parameter set of the structural stability and economic cost combination layer is further carried out, the economical efficiency is considered to the greatest extent on the premise of ensuring the structural safety, and the optimal balance of the technical performance and the economic cost is realized, so that the design of the bridge scheme with the highest cost performance is facilitated.
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In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person of ordinary skill in the art.
FIG. 1 is a flow chart of the real-time steps of the method of the present invention.
FIG. 2 is a schematic diagram of the system module connection according to the present invention.
Detailed Description
The foregoing is merely illustrative of the principles of the invention and various modifications, additions and substitutions for those skilled in the art will be apparent to those having ordinary skill in the art in light of the foregoing description and this disclosure without departing from the principles of the invention or from such principles and spirit of the invention as defined in the accompanying claims.
Referring to fig. 1, the object of the present invention can be achieved by the following technical scheme: the first aspect of the invention provides a method for analyzing and processing attribute definition association based on engineering components, which comprises the following steps: step one, obtaining basic design requirements of a target bridge engineering project, wherein the basic design requirements comprise design shape type, design geometric data, design rated load and site geographical position.
And step two, screening each historical bridge project similar to the design requirement of the target bridge project according to the basic design requirement of the target bridge project and the construction shape type, construction geometric data, construction rated load and construction geographic position in each historical bridge project construction data stored in the WEB cloud, and recording the historical bridge project as each reference project.
Specifically, the specific analysis process of the second step includes: and screening out each historical bridge engineering project which has the same construction shape type as the design shape type of the target bridge engineering project and is designed in the rated load tolerance interval of the target bridge engineering project to which the rated load belongs, and recording the historical bridge engineering project as each available bridge engineering project.
Comparing the construction geometric data of each available bridge engineering project with the design geometric data of the target bridge engineering project, wherein the geometric data comprise bridge length, bridge width, clearance height, bridge deck gradient and bridge deck span, and analyzing the geometric similarity of each available bridge engineering project and the target bridge engineering project，For the numbering of each available bridge engineering project,。
Retrieving the building geographic position of each available bridge project and the terrain condition type and climate condition type corresponding to the site geographic position of the target bridge project, and obtaining the environmental similarity of each available bridge project and the target bridge project。
It should be noted that the above-mentioned searching of the terrain condition type and the climate condition type is performed by uploading the geographical location to the GIS software, such as QGIS or ArcGIS.
Illustratively, the above-described terrain condition types include, but are not limited to, highland, artificial modified terrain, hills, plains, etc., and the climate condition types include, but are not limited to, tropical climate, temperate climate, chills, mountains, etc.
It should also be noted that the aboveThe specific calculation formula of (2) is as follows: wherein Representation of，Representation ofOr alternatively，Representation of，Respectively represent the firstThe type of terrain condition and the type of climate condition corresponding to the construction geographic position of the available bridge engineering project,And respectively representing the type of the terrain condition and the type of the climate condition corresponding to the geographical location of the target bridge engineering project site.
Will beAndAnd (3) taking the accumulated value of each available bridge engineering project as the comprehensive similarity of each available bridge engineering project and the target bridge engineering project, comparing the integrated similarity with a preset comprehensive similarity threshold value, extracting each available bridge engineering project which is greater than or equal to the preset comprehensive similarity threshold value from the integrated value, endowing the target bridge engineering project with a design requirement similar label, and screening to obtain each historical bridge engineering project similar to the design requirement of the target bridge engineering project.
Specifically, the describedThe specific analysis process of (1) comprises: obtaining the corresponding absolute deviation ratio of bridge length, bridge width, clearance height, bridge deck gradient and bridge deck span between each available bridge engineering project and the target bridge engineering project, and accumulating to obtain the geometric data deviation ratio between each available bridge engineering project and the target bridge engineering projectFrom the formulaObtaining the geometric similarity between each available bridge engineering project and the target bridge engineering project, whereinIs a natural constant.
It should be noted that, the process of obtaining the bridge length corresponding absolute deviation ratio between each available bridge engineering project and the target bridge engineering project is as follows: and taking the difference between the bridge length of each available bridge engineering project and the designed bridge length of the target bridge engineering project, taking the ratio of the calculated difference value to the designed bridge length of the target bridge engineering project as the absolute deviation duty ratio, and further obtaining the bridge length corresponding absolute deviation duty ratio between each available bridge engineering project and the target bridge engineering project.
And similarly, obtaining the bridge width, the clearance height, the bridge deck gradient and the bridge deck span corresponding absolute deviation duty ratio between each available bridge engineering project and the target bridge engineering project.
Specifically, the target bridge engineering project design rated load tolerance interval acquisition process comprises the following steps: and taking the target bridge engineering project design rated load as a lower limit value, taking the accumulated value of the target bridge engineering project design rated load and a preset allowable load deviation threshold value as an upper limit value, and constructing a closed interval as a target bridge engineering project design rated load tolerance interval.
According to the embodiment of the invention, by comparing each historical bridge engineering project with the target bridge engineering project, the four core dimensions of the design shape, the design rated load, the geometric design and the environment are fused, a plurality of reference cases with high similarity are screened out for the target bridge engineering project, and a data base is provided for the engineering construction attribute parameter association analysis of the subsequent target bridge engineering project.
And thirdly, marking each bridge engineering component of the target bridge engineering project as each target component, extracting a structural stability evaluation index and an economic cost evaluation index in construction data of each reference project and actual construction values of each attribute parameter of each corresponding target component, and respectively creating a structural stability layer and an associated attribute parameter set of the economic cost layer of the target bridge engineering project.
Specifically, the specific analysis process in the third step includes: structural stability evaluation index for each reference itemAnd the actual construction values of the attribute parameters of the target components corresponding to the reference itemsPerforming mean value calculation, whereinThe numbers of the reference items, the target members, and the attribute parameters,，，Obtaining an average structural stability evaluation index of a bridge engineering projectAnd the building mean value of each attribute parameter corresponding to each target componentFrom the formulaAnd obtaining the association coefficient of each attribute parameter of each target component corresponding to the structural stability layer of the target bridge engineering project, comparing the association coefficient with a preset association coefficient standard reaching threshold value, extracting each attribute parameter of each target component which is larger than or equal to the preset association coefficient standard reaching threshold value from the association coefficient, marking the attribute parameter as each first-order key attribute parameter of each target component, and generating an association attribute parameter set of the structural stability layer of the target bridge engineering project.
Economic cost evaluation index for each reference itemAverage value calculation is carried out, and an average economic cost evaluation index of the bridge engineering project is obtainedCalculating the association coefficient of each attribute parameter of each target component corresponding to the economic cost layer of the target bridge engineering project，Comparing the target component attribute parameters with a preset association coefficient standard threshold, extracting each target component attribute parameter which is larger than or equal to the preset association coefficient standard threshold from the target component attribute parameters, marking the target component attribute parameters as each second-order key attribute parameter of each target component, and generating an association attribute parameter set of an economic cost layer of the target bridge engineering project.
According to the embodiment of the invention, the similarity of the reference project and the target bridge engineering project is utilized, the related attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project are created through the construction data of each reference project, the system analysis of the deep relevance between the historical data and the component attribute is built, and the accurate, efficient and reliable support is provided for the design and implementation of the bridge engineering project, so that the method has remarkable advantages and wide application prospect.
And step four, obtaining design values of elements in the association attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project through simulation software.
Specifically, the specific analysis process in the fourth step includes: and respectively acquiring each effective reference array of the associated attribute parameter set of the target bridge engineering project aiming at the structural stability layer and the economic cost layer.
Generating each parameter sequence by combining each effective reference array of the related attribute parameter sets of the structure stability layer and the economic cost layer in pairs, sequentially introducing the parameter sequences into simulation software of the target bridge engineering project, and acquiring response information of dynamic loads of each level of the target bridge engineering project under the application of each parameter sequence by the simulation software, wherein the response information comprises vibration frequencyStructural dampingAnd structural deformabilityWhereinThe serial numbers of each parameter sequence and each level of dynamic load are respectively provided,，Analyzing the building simulation quality coefficient of the target bridge engineering project under the application of each parameter sequenceAnd screening an effective reference array of the association attribute parameter set of the structural stability layer and the economic cost layer in the parameter sequence corresponding to the maximum value, and taking the numerical value in the effective reference array as a design numerical value to obtain the design numerical value of each element in the association attribute parameter set of the structural stability layer and the economic cost layer of the target bridge engineering project.
The specific process of acquiring the response information of each level of dynamic load of the target bridge engineering project under the application of each parameter sequence by the simulation software is as follows: and generating each parameter sequence in sequence by combining the basic design requirement of the target bridge engineering project, the effective reference arrays of the related attribute parameter sets of the structural stability layer and the economic cost layer in the simulation software, sequentially establishing a structural model of the target bridge engineering based on each level of dynamic load arranged in the simulation software, wherein the simulation model comprises each level of vehicle passing load, wind load and earthquake load, the simulation model is applied to the structural model of the target bridge engineering, and response information of each level of dynamic load of the target bridge engineering project under the application of each parameter sequence is obtained through a bridge data monitoring component arranged in the simulation software.
Specifically, the process for obtaining each effective reference array of the association attribute parameter set of the target bridge engineering project for the structural stability layer includes: and extracting actual building values of the first-order key attribute parameters of each target component corresponding to each reference item, and obtaining reference building values of the first-order key attribute parameters of each target component through mean value calculation.
And performing absolute value removal operation on the association coefficient of the structural stability layer of each first-order key attribute parameter of each target component corresponding to the target bridge engineering project, and determining an association direction according to the numerical value sign after absolute value removal, wherein the association direction comprises positive association and negative association.
And extracting the minimum value of each first-order key attribute parameter of each target component of which the corresponding association direction is negative in each reference item, and taking the minimum value as the lower limit construction value of each first-order key attribute parameter of each target component of which the association direction is negative.
And extracting the maximum value of the first-order key attribute parameters of each target component, the corresponding association direction of which is positive, in each reference item, and taking the maximum value as the upper limit construction value of the first-order key attribute parameters of each target component, the association direction of which is negative.
And further, building numerical intervals of first-order key attribute parameters of each target component are obtained, each associated attribute parameter set array of the target bridge engineering project aiming at the structural stability layer is obtained through random combination, the corresponding structural stability evaluation index values of each associated attribute parameter set array of the target bridge engineering project aiming at the structural stability layer, which are output by the simulation software, are obtained, the corresponding structural stability evaluation index values of each associated attribute parameter set array of the target bridge engineering project aiming at the structural stability layer are arranged according to the sequence from large to small, and each associated attribute parameter set array with the preset number of structural stability evaluation index values arranged at the front is used as each effective reference array of the associated attribute parameter set of the target bridge engineering project aiming at the structural stability layer.
It should be noted that, the process of obtaining each effective reference array of the related attribute parameter set of the target bridge engineering project for the economic cost layer is as follows: and extracting actual building values of the second-order key attribute parameters of the target components corresponding to the reference items, and obtaining reference building values of the second-order key attribute parameters of the target components through mean value calculation.
The maximum value of each second-order key attribute parameter of each target component in each reference item is extracted as an upper limit construction value of each second-order key attribute parameter of each target component, a closed section is constructed by taking the reference construction value as a lower limit value and the upper limit construction value as an upper limit value, so that a construction numerical section of each second-order key attribute parameter of each target component is obtained.
And (3) building numerical intervals of each second-order key attribute parameter of each target component, obtaining each associated attribute parameter set array of each target bridge engineering project aiming at the economic cost layer through random combination, importing the corresponding economic cost evaluation index values of each associated attribute parameter set array of each target bridge engineering project aiming at the economic cost layer, which is output by the simulation software, into simulation software of the target bridge engineering project, arranging according to the sequence from large to small, and arranging the preset number of economic cost evaluation index values in each associated attribute parameter set array serving as each effective reference array of each associated attribute parameter set of the target bridge engineering project aiming at the economic cost layer.
It should be further noted that, the above simulation software has integrated a cost estimation model and a structural stability estimation model that are defined and developed by a user side, and may be directly referred to output and obtain an economic cost evaluation index value corresponding to each associated attribute parameter set array of the economic cost layer for the target bridge engineering project and a structural stability evaluation index value corresponding to each associated attribute parameter set array of the structural stability layer for the target bridge engineering project, where the simulation software may be, for example, professional structural engineering simulation software such as SAP2000 or ETABS.
It is particularly emphasized that the selection of an effective reference data set for the economic cost layer is based on the practical experience that all reference projects have been successfully constructed and safely operated. Although the choice of a set of parameters for which the simulation results show a lower economic cost is preferred, this does not mean that security is sacrificed. In practice, the screening of the parameter sets is performed under the condition of fully considering structural stability and safety, so that the method ensures that the method completely meets or exceeds the established safety standard and engineering specification even if the cost efficiency is optimal.
Specifically, the describedThe calculation formula of (2) is as follows: wherein For the number of dynamic load stages,The method is a reasonable reference vibration frequency under the dynamic load condition of a preset bridge engineering project.
According to the embodiment of the invention, the structural stability layer and the economic cost layer are respectively subjected to independent optimization test by using simulation software, the optimal combination of the internal parameters of each layer is deeply excavated, the maximization of the design target of each layer is achieved, after the single-layer optimization is completed, the optimization of the association parameter set of the structural stability and economic cost combination layer is further carried out, the economical efficiency is considered to the greatest extent on the premise of ensuring the structural safety, and the optimal balance of the technical performance and the economic cost is realized, so that the design of the bridge scheme with the highest cost performance is facilitated.
And fifthly, generating a component key attribute parameter design report of the target bridge engineering project and feeding back.
Specifically, the specific analysis process in the fifth step includes: and (3) sorting the key attribute parameter names and design values corresponding to each element in the related attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project, and generating a component key attribute parameter design report of the target bridge engineering project in form of a table and a text description.
Referring to fig. 2, a second aspect of the present invention provides a system for analyzing and processing attribute definitions based on engineering components, including: the system comprises a design requirement acquisition module, a reference project screening module, a project association attribute parameter acquisition module, a project association attribute parameter design module, a component key attribute parameter feedback module and a cloud database.
The design requirement acquisition module is connected with the reference item screening module, the reference item screening module is connected with the item association attribute parameter acquisition module, the item association attribute parameter acquisition module is connected with the item association attribute parameter design module, the item association attribute parameter design module is connected with the component key attribute parameter feedback module, and the cloud database is respectively connected with the reference item screening module and the item association attribute parameter acquisition module.
The design requirement acquisition module is used for acquiring basic design requirements of the target bridge engineering project, including design shape type, design geometric data, design rated load and location geographical position.
The reference project screening module is used for screening each historical bridge project similar to the design requirement of the target bridge project according to the basic design requirement of the target bridge project and the construction shape type, the construction geometric data, the construction rated load and the construction geographic position in each historical bridge project construction data stored in the cloud database, and recording each historical bridge project as each reference project.
And the project association attribute parameter acquisition module is used for marking each bridge engineering component of the target bridge engineering project as each target component, extracting a structural stability evaluation index, an economic cost evaluation index and actual building values of each attribute parameter of each corresponding target component in construction data of each reference project, and respectively creating association attribute parameter sets of a structural stability layer and an economic cost layer of the target bridge engineering project.
And the project association attribute parameter design module is used for acquiring design values of all elements in the association attribute parameter sets of the structural stability layer and the economic cost layer of the target bridge engineering project through simulation software.
And the component key attribute parameter feedback module is used for generating a component key attribute parameter design report of the target bridge engineering project and feeding back the report.
And the cloud database is used for storing construction data of each historical bridge engineering project.
The foregoing is merely illustrative and explanatory of the principles of the invention, as various modifications and additions may be made to the specific embodiments described, or similar arrangements may be substituted by those skilled in the art, without departing from the principles of the invention or beyond the scope of the invention as defined in the appended claims.
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