CN114218644A - BIM technology-based building steel structure performance analysis method and equipment and computer storage medium - Google Patents
BIM technology-based building steel structure performance analysis method and equipment and computer storage medium Download PDFInfo
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Abstract
The invention discloses a building steel structure performance analysis method, equipment and a computer storage medium based on BIM technology, which comprises the steps of obtaining the coordinates of each connecting node of a BIM steel structure building information model in each grade earthquake simulation experiment, analyzing the displacement distance of each connecting node in each grade earthquake simulation experiment, simultaneously detecting the stress strain parameter data and the bearing capacity parameter data of each connecting node in each grade earthquake simulation experiment, monitoring the welding crack area and the welding deformation degree coefficient of each connecting node in each grade earthquake simulation experiment, calculating the earthquake performance estimation influence coefficient of each connecting node in each grade earthquake simulation experiment, analyzing the earthquake performance state of each connecting node in each grade earthquake simulation experiment, displaying the position of each connecting node with earthquake hidden danger in each grade earthquake simulation, thereby defining the influence of different grades of earthquakes on the earthquake performance of a building steel structure, and then the earthquake-resistant reinforcement is carried out on the building steel structure in advance.
Description
Technical Field
The invention relates to the technical field of steel structure performance analysis, in particular to a BIM technology-based building steel structure performance analysis method, equipment and a computer storage medium.
Background
In recent years, experience and training of destructive earthquake damage occurring in various large urban areas show that most steel structure buildings in China have high earthquake vulnerability. Therefore, the earthquake-resistant performance of the building steel structure is analyzed, reasonable earthquake-resistant reinforcement is carried out, earthquake damage loss can be reduced to the greatest extent, and life and property safety of people can be protected.
At present, the existing monitoring method for the seismic performance of the building steel structure has some defects:
1. the existing monitoring method for the seismic performance of the building steel structure mainly monitors steel structure connecting nodes in real time through various sensors and monitoring equipment, and estimates the seismic performance of the building steel structure manually, so that the monitoring cycle time is too long, and the seismic performance monitoring effect is influenced because the building steel structure is in a stable state for a long time, thereby reducing the accuracy and reliability of the seismic performance estimation result of the steel structure building;
2. the existing monitoring method for the earthquake resistance of the building steel structure basically adopts a manual estimation mode, and cannot accurately analyze the influence of earthquakes of all levels on the steel structure building, so that the problem that the estimated deformation degree of the building steel structure connecting node is different exists, thereby causing the problem that reasonable earthquake resistance reinforcement cannot be carried out on the building steel structure connecting node in advance, further increasing the earthquake damage loss of the steel structure building and bringing serious threat to the life and property safety of people;
in order to solve the problems, a building steel structure performance analysis method and equipment based on a BIM technology and a computer storage medium are designed.
Disclosure of Invention
The invention aims to provide a building steel structure performance analysis method, equipment and a computer storage medium based on BIM technology, which are used for carrying out earthquake simulation experiments of various levels on a built BIM steel structure building information model, acquiring coordinates of each connecting node of the BIM steel structure building information model in the earthquake simulation experiments of various levels, analyzing the displacement distance of each connecting node in the earthquake simulation experiments of various levels, simultaneously detecting stress strain parameter data and bearing capacity parameter data of each connecting node in the earthquake simulation experiments of various levels, monitoring the welding crack area and welding deformation degree coefficient of each connecting node in the earthquake simulation experiments of various levels, calculating the earthquake performance prediction influence coefficient of each connecting node in the earthquake simulation experiments of various levels, analyzing the earthquake performance state of each connecting node in the earthquake simulation experiments of various levels, and displaying the position of each connecting node with earthquake hidden danger in the earthquake simulation of various levels, the problems existing in the background technology are solved.
The purpose of the invention can be realized by the following technical scheme:
in a first aspect, the invention provides a building steel structure performance analysis method based on a BIM technology, which comprises the following steps;
s1, building an information model: building a BIM steel structure building information model by importing steel structure building information data to be monitored, and respectively acquiring each connecting node in the BIM steel structure building information model;
s2, acquiring coordinates of the connecting nodes: carrying out earthquake simulation experiments of various levels on the BIM steel structure building information model to obtain coordinates of each connecting node of the BIM steel structure building information model in the earthquake simulation experiments of various levels;
s3, analyzing the displacement distance of the connecting node: calculating the displacement distance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment by extracting the standard coordinate of each connecting node in the BIM steel structure building information model;
s4, detecting stress of the connecting node: respectively detecting stress-strain parameter data and bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment, and comparing and analyzing the stress-strain parameter data difference value and the bearing capacity parameter data difference value of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment;
s5, monitoring the welding crack area: monitoring each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment to obtain the welding crack area of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment;
s6, analyzing the welding deformation degree: the method comprises the steps of analyzing welding deformation degree coefficients of connecting nodes of a BIM steel structure building information model in earthquake simulation experiments of various levels by monitoring the verticality and the levelness of components at the connecting nodes of the BIM steel structure building information model in the earthquake simulation experiments of various levels;
s7, analysis of the shock resistance prediction influence coefficient: the influence coefficient is estimated by comprehensively calculating the anti-seismic performance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment, the anti-seismic performance state of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment is contrastively analyzed, and the position of each connecting node with anti-seismic hidden danger in each grade of earthquake simulation is displayed.
Further, the step S2 includes counting coordinates of each connection node of the BIM steel structure building information model in each level seismic simulation experiment, and forming a coordinate set P of each connection node of the BIM steel structure building information model in each level seismic simulation experimentiA(pia1,pia2,...,piaj,...,piam)，piajExpressed as the coordinates of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment, wherein piaj(xiaj,yiaj,ziaj) And i ═ 1, 2.
Further, the displacement distance calculation formula of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment is
piaj(xiaj,yiaj,ziaj) Expressed as the coordinates, P, of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experimentSign boardaj(XSign boardaj,YSign boardaj,ZSign boardaj) And the standard coordinates of the jth connecting node in the BIM steel structure building information model are expressed.
Further, the step S4 includes the following steps:
s41, detecting stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment, and forming a stress-strain parameter data set sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(σia1,σia2,...,σiaj,...,σiam)，σiajRepresenting stress-strain parameter data of a jth connecting node of a BIM steel structure building information model in an ith grade earthquake simulation experiment;
s42, comparing the stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard stress-strain parameter data of the corresponding connecting node to obtain the stress-strain parameter data difference set delta sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δσia1,Δσia2,...,Δσiaj,...,Δσiam)，ΔσiajThe stress-strain parameter data difference of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s43, simultaneously detecting the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment to form a bearing capacity parameter data set F of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(fia1,fia2,...,fiaj,...,fiam)，fiajThe bearing capacity parameter data of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s44, comparing the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard bearing capacity parameter data of the corresponding connecting node to obtain a bearing capacity parameter data difference set delta f of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δfia1,Δfia2,...,Δfiaj,...,Δfiam)，ΔfiajExpressed as the building information model of the BIM steel structure at the ith levelAnd (4) carrying capacity parameter data difference of the jth connecting node in the seismic simulation experiment.
Further, in step S5, performing image acquisition on each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment through the ray nondestructive detector to obtain a gray level image of each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, obtaining a welding crack area of each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, and forming a welding crack area set S of each connection node of the BIM steel structure building information model in each level of earthquake simulation experimentiA(sia1,sia2,...,siaj,...,siam)，siajThe welding crack area of the JH connecting node in the ith grade earthquake simulation experiment is represented as the welding crack area of the BIM steel structure building information model.
Further, the step S6 includes the following steps:
s61, by monitoring the verticality between the components at the connecting nodes of the BIM steel structure building information model in the earthquake simulation experiments of all levels, a verticality set w 'of the BIM steel structure building information model at the components at the connecting nodes in the earthquake simulation experiments of all levels is formed'ia(w′ia1,w′ia2,...,w′iaj,...,w′iam)，w′iajThe method is represented as the verticality between the components of the BIM steel structure building information model at the jth connecting node in the ith grade earthquake simulation experiment;
s62, monitoring the levelness of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experiment, and forming a levelness set w' of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experimentia(w″ia1,w″ia2,...,w″iaj,...,w″iam)，w″iajExpressed as the building information model of the BIM steel structure at the ith levelLevelness between members at the j-th connecting node in the seismic simulation experiment;
s63, analyzing welding deformation degree coefficient of each connecting node of BIM steel structure building information model in each grade earthquake simulation experiment
ξiajThe welding deformation degree coefficient of the jth connecting node in the ith grade earthquake simulation experiment of the BIM steel structure building information model is represented, and alpha and beta are respectively represented as weight coefficients of influence of perpendicularity and levelness between members on welding of the connecting node, W'Sign boardAjExpressed as the standard verticality, W ″, between the components at the jth connecting node in the BIM steel structure building information modelSign boardAjExpressed as the standard levelness between the components at the j-th connecting node in the BIM steel structure building information model.
Further, the calculation formula of the earthquake resistance pre-estimation influence coefficient of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment is
ψiAjThe method is characterized in that the prediction influence coefficient of the seismic performance of the jth connecting node of a BIM steel structure building information model in the ith level seismic simulation experiment is expressed, mu is expressed as the influence proportion coefficient of the displacement distance of the connecting node, and lambda is expressedσ、λfRespectively expressed as stress-strain parameter data and bearing capacity parameter data of the connecting node corresponding to the correction compensation coefficient sigmaSign boardajExpressed as standard stress-strain parameter data of the jth connecting node in the BIM steel structure building information model, fSign boardajAnd the standard bearing capacity parameter data is expressed as the standard bearing capacity parameter data of the jth connecting node in the BIM steel structure building information model.
Further, the step S7 includes extracting the stored safe earthquake resistance influence coefficient of the connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, comparing the earthquake resistance estimated influence coefficient of each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment with the safe earthquake resistance influence coefficient of the connection node in the corresponding level earthquake simulation experiment, and indicating that the connection node has an earthquake resistance hidden danger in the level earthquake simulation experiment if the earthquake resistance estimated influence coefficient of a certain connection node of the BIM steel structure building information model in a certain level earthquake simulation experiment is greater than the safe earthquake resistance influence coefficient of the connection node in the corresponding level earthquake simulation experiment.
In a second aspect, the present invention also provides an apparatus comprising: the system comprises a processor, a memory and a network interface, wherein the memory and the network interface are connected with the processor; the network interface is connected with a nonvolatile memory in the server; and the processor calls a computer program from the nonvolatile memory through the network interface during running and runs the computer program through the memory so as to execute the BIM technology-based building steel structure performance analysis method.
In a third aspect, the present invention further provides a computer storage medium, wherein a computer program is burned in the computer storage medium, and when the computer program runs in a memory of a server, the building steel structure performance analysis method based on the BIM technology is implemented.
Has the advantages that:
(1) the building steel structure performance analysis method, equipment and computer storage medium based on the BIM technology reduce the monitoring cycle time of the earthquake performance of the building steel structure by performing earthquake simulation experiments of various levels on the built BIM steel structure building information model, can improve the later-stage monitoring effect of the earthquake performance of the building steel structure, acquire the coordinates of each connecting node of the BIM steel structure building information model in the earthquake simulation experiments of various levels, analyze the displacement distance of each connecting node in the earthquake simulation experiments of various levels, provide reliable reference data for calculating the earthquake performance estimation influence coefficient of each connecting node in the earthquake simulation experiments of various levels at the later stage, improve the accuracy and reliability of the estimation result of the earthquake performance of the steel structure building, and simultaneously detect the stress strain parameter data, the seismic performance of each connecting node in the earthquake simulation experiments of various levels, The method comprises the steps of carrying capacity parameter data, monitoring the welding cracking area and the welding deformation degree coefficient of each connecting node in each grade of earthquake simulation experiment, and calculating the earthquake resistance pre-estimation influence coefficient of each connecting node in each grade of earthquake simulation experiment, so that the deformation degree of each connecting node in the steel structure building can be accurately pre-estimated, and the influence of different grades of earthquakes on the earthquake resistance of the steel structure building is determined.
(2) According to the invention, the earthquake resistance prediction influence coefficient of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment is compared with the safety earthquake resistance influence coefficient of the connecting node in the corresponding grade earthquake simulation experiment, the earthquake resistance state of each connecting node in each grade earthquake simulation experiment is analyzed, and the position of each connecting node with earthquake resistance hidden danger in each grade earthquake simulation is displayed, so that reasonable earthquake resistance reinforcement can be carried out on the connecting node of the building steel structure in advance, further earthquake damage loss of the steel structure building in the later period is reduced, and the life and property safety of people is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a first aspect of the present invention provides a building steel structure performance analysis method based on BIM technology, including the following steps;
s1, building an information model: the method comprises the steps of leading in steel structure building information data to be monitored, constructing a BIM steel structure building information model, and respectively obtaining each connecting node in the BIM steel structure building information model.
In this embodiment, the step S1 includes sequentially numbering the positions of the connection nodes in the BIM steel structure building information model according to a set sequence, counting the position numbers of the connection nodes in the BIM steel structure building information model, and forming a position number set a (a) of the connection nodes in the BIM steel structure building information model1,A2,...,Aj,...,Am)，AjAnd the position number is expressed as the position number of the r-th connecting node in the BIM steel structure building information model.
S2, acquiring coordinates of the connecting nodes: and performing earthquake simulation experiments of all levels on the BIM steel structure building information model to obtain coordinates of all connection nodes of the BIM steel structure building information model in the earthquake simulation experiments of all levels.
In this embodiment, the step S2 includes counting coordinates of each connection node of the BIM steel structure building information model in each level seismic simulation experiment, and forming a coordinate set P of each connection node of the BIM steel structure building information model in each level seismic simulation experimentiA(pia1,pia2,...,piaj,...,piam)，piajExpressed as the coordinates of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment, wherein piaj(xiaj,yiaj,ziaj) And i ═ 1, 2.
Specifically, the earthquake simulation experiment of each grade is carried out on the constructed BIM steel structure building information model, so that the earthquake resistance monitoring cycle time of the building steel structure is reduced, and the later earthquake resistance monitoring effect of the building steel structure can be improved.
S3, analyzing the displacement distance of the connecting node: and calculating the displacement distance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment by extracting the standard coordinate of each connecting node in the BIM steel structure building information model.
In this embodiment, the displacement distance calculation formula of each connection node of the BIM steel structure building information model in each grade of earthquake simulation experiment is
piaj(xiaj,yiaj,ziaj) Expressed as the coordinates, P, of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experimentSign boardaj(XSign boardaj,YSign boardaj,ZSign boardaj) And the standard coordinates of the jth connecting node in the BIM steel structure building information model are expressed.
Specifically, the coordinates of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment are obtained, and the displacement distance of each connecting node in each grade of earthquake simulation experiment is analyzed, so that reliable reference data are provided for calculating the earthquake resistance estimation influence coefficient of each connecting node in each grade of earthquake simulation experiment in the later stage, and the accuracy and reliability of the earthquake resistance estimation result of the steel structure building are improved.
S4, detecting stress of the connecting node: stress-strain parameter data and bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment are respectively detected, and a stress-strain parameter data difference value and a bearing capacity parameter data difference value of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment are contrastingly analyzed.
In this embodiment, the step S4 includes the following steps:
s41, detecting stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment, and forming a stress-strain parameter data set sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(σia1,σia2,...,σiaj,...,σiam)，σiajRepresenting stress-strain parameter data of a jth connecting node of a BIM steel structure building information model in an ith grade earthquake simulation experiment;
s42, comparing the stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard stress-strain parameter data of the corresponding connecting node to obtain the stress-strain parameter data difference set delta sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δσia1,Δσia2,...,Δσiaj,...,Δσiam)，ΔσiajThe stress-strain parameter data difference of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s43, simultaneously detecting the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment to form a bearing capacity parameter data set F of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(fia1,fia2,...,fiaj,...,fiam)，fiajThe bearing capacity parameter data of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s44, comparing the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard bearing capacity parameter data of the corresponding connecting node to obtain a bearing capacity parameter data difference set delta f of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δfia1,Δfia2,...,Δfiaj,...,Δfiam)，ΔfiajExpressed as a BIM steel structure building information model in the ith level earthquake simulation experimentAnd the bearing capacity parameter data difference of the j-th connecting node.
S5, monitoring the welding crack area: and monitoring each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment to obtain the welding crack area of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment.
In this embodiment, in step S5, the radiation nondestructive detector is used to perform image acquisition on each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, to obtain a gray level image of each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, to obtain a welding crack area of each connection node of the BIM steel structure building information model in each level of earthquake simulation experiment, to form a welding crack area set S of each connection node of the BIM steel structure building information model in each level of earthquake simulation experimentiA(sia1,sia2,...,siaj,...,siam)，siajThe welding crack area of the JH connecting node in the ith grade earthquake simulation experiment is represented as the welding crack area of the BIM steel structure building information model.
S6, analyzing the welding deformation degree: and analyzing the welding deformation degree coefficient of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment by monitoring the verticality and the levelness of the BIM steel structure building information model among the components at each connecting node in each grade of earthquake simulation experiment.
In this embodiment, the step S6 includes the following steps:
s61, by monitoring the verticality between the components at the connecting nodes of the BIM steel structure building information model in the earthquake simulation experiments of all levels, a verticality set w 'of the BIM steel structure building information model at the components at the connecting nodes in the earthquake simulation experiments of all levels is formed'ia(w′ia1,w′ia2,...,w′iaj,...,w′iam)，w′iajThe information model of the building represented as the BIM steel structure is at the ithPerpendicularity between components at the j-th connecting node in a grade earthquake simulation experiment;
s62, monitoring the levelness of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experiment, and forming a levelness set w' of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experimentia(w″ia1,w″ia2,...,w″iaj,...,w″iam)，w″iajExpressed as the levelness of the BIM steel structure building information model between the components at the jth connecting node in the ith grade earthquake simulation experiment;
s63, analyzing welding deformation degree coefficient of each connecting node of BIM steel structure building information model in each grade earthquake simulation experiment
ξiajThe welding deformation degree coefficient of the jth connecting node in the ith grade earthquake simulation experiment of the BIM steel structure building information model is represented, and alpha and beta are respectively represented as weight coefficients of influence of perpendicularity and levelness between members on welding of the connecting node, W'Sign boardAjExpressed as the standard verticality, W ″, between the components at the jth connecting node in the BIM steel structure building information modelSign boardAjExpressed as the standard levelness between the components at the j-th connecting node in the BIM steel structure building information model.
Specifically, stress strain parameter data and bearing capacity parameter data of each connecting node in each grade of earthquake simulation experiment are detected, and a welding crack area and a welding deformation degree coefficient of each connecting node in each grade of earthquake simulation experiment are monitored, so that guiding reference data are provided for calculating the earthquake performance prediction influence coefficient of each connecting node in each grade of earthquake simulation experiment in the later stage.
S7, analysis of the shock resistance prediction influence coefficient: the influence coefficient is estimated by comprehensively calculating the anti-seismic performance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment, the anti-seismic performance state of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment is contrastively analyzed, and the position of each connecting node with anti-seismic hidden danger in each grade of earthquake simulation is displayed.
In this embodiment, the calculation formula of the earthquake resistance pre-estimation influence coefficient of each connection node of the BIM steel structure building information model in each grade earthquake simulation experiment is
ψiAjThe method is characterized in that the prediction influence coefficient of the seismic performance of the jth connecting node of a BIM steel structure building information model in the ith level seismic simulation experiment is expressed, mu is expressed as the influence proportion coefficient of the displacement distance of the connecting node, and lambda is expressedσ、λfRespectively expressed as stress-strain parameter data and bearing capacity parameter data of the connecting node corresponding to the correction compensation coefficient sigmaSign boardajExpressed as standard stress-strain parameter data of the jth connecting node in the BIM steel structure building information model, fSign boardajAnd the standard bearing capacity parameter data is expressed as the standard bearing capacity parameter data of the jth connecting node in the BIM steel structure building information model.
Specifically, the influence coefficient of the seismic performance of each connecting node in each grade of seismic simulation experiment is calculated, so that the deformation degree of each connecting node in the steel structure building can be accurately estimated, and the influence of different grades of earthquakes on the seismic performance of the steel structure building is determined.
In this embodiment, the step S7 includes extracting the stored safe earthquake resistance influence coefficients of the connection nodes of the BIM steel structure building information model in the earthquake simulation experiments of each level, comparing the estimated earthquake resistance influence coefficient of the BIM steel structure building information model at each connection node in the earthquake simulation experiments of each level with the safe earthquake resistance influence coefficient of the connection node in the earthquake simulation experiments of the corresponding level, and indicating that the connection node has an earthquake resistance hidden danger in the earthquake simulation experiments of the level if the estimated earthquake resistance influence coefficient of the connection node of the BIM steel structure building information model at the earthquake simulation experiments of the level is greater than the safe earthquake resistance influence coefficient of the connection node in the earthquake simulation experiments of the corresponding level.
Specifically, the earthquake resistance state of each connecting node in each grade of earthquake simulation experiment is contrastively analyzed, and the positions of each connecting node with the earthquake resistance hidden danger in each grade of earthquake simulation are displayed, so that reasonable earthquake resistance reinforcement can be performed on the connecting nodes of the steel structure of the building in advance, further the earthquake damage loss of the steel structure building in the later period is reduced, and the life and property safety of people is guaranteed.
In a second aspect, the present invention also provides an apparatus comprising: the system comprises a processor, a memory and a network interface, wherein the memory and the network interface are connected with the processor; the network interface is connected with a nonvolatile memory in the server; and the processor calls a computer program from the nonvolatile memory through the network interface during running and runs the computer program through the memory so as to execute the BIM technology-based building steel structure performance analysis method.
In a third aspect, the present invention further provides a computer storage medium, wherein a computer program is burned in the computer storage medium, and when the computer program runs in a memory of a server, the building steel structure performance analysis method based on the BIM technology is implemented.
The foregoing is merely exemplary and illustrative of the principles of the present invention and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the principles of the present invention or exceeding the scope of the claims set forth herein.
Claims (10)
1. A building steel structure performance analysis method based on BIM technology is characterized in that: comprises the following steps;
s1, building an information model: building a BIM steel structure building information model by importing steel structure building information data to be monitored, and respectively acquiring each connecting node in the BIM steel structure building information model;
s2, acquiring coordinates of the connecting nodes: carrying out earthquake simulation experiments of various levels on the BIM steel structure building information model to obtain coordinates of each connecting node of the BIM steel structure building information model in the earthquake simulation experiments of various levels;
s3, analyzing the displacement distance of the connecting node: calculating the displacement distance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment by extracting the standard coordinate of each connecting node in the BIM steel structure building information model;
s4, detecting stress of the connecting node: respectively detecting stress-strain parameter data and bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment, and comparing and analyzing the stress-strain parameter data difference value and the bearing capacity parameter data difference value of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment;
s5, monitoring the welding crack area: monitoring each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment to obtain the welding crack area of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment;
s6, analyzing the welding deformation degree: the method comprises the steps of analyzing welding deformation degree coefficients of connecting nodes of a BIM steel structure building information model in earthquake simulation experiments of various levels by monitoring the verticality and the levelness of components at the connecting nodes of the BIM steel structure building information model in the earthquake simulation experiments of various levels;
s7, analysis of the shock resistance prediction influence coefficient: the influence coefficient is estimated by comprehensively calculating the anti-seismic performance of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment, the anti-seismic performance state of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment is contrastively analyzed, and the position of each connecting node with anti-seismic hidden danger in each grade of earthquake simulation is displayed.
2. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the step S2The method comprises the steps of counting the coordinates of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment to form a coordinate set P of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(pia1,pia2,...,piaj,...,piam)，piajExpressed as the coordinates of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment, wherein piaj(xiaj,yiaj,ziaj) And i ═ 1, 2.
3. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the displacement distance calculation formula of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment is
piaj(xiaj,yiaj,ziaj) Expressed as the coordinates, P, of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experimentSign boardaj(XSign boardaj,YSign boardaj,ZSign boardaj) And the standard coordinates of the jth connecting node in the BIM steel structure building information model are expressed.
4. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the step S4 includes the following steps:
s41, detecting stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment, and forming a stress-strain parameter data set sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(σia1,σia2,...,σiaj,...,σiam)，σiajRepresenting stress-strain parameter data of a jth connecting node of a BIM steel structure building information model in an ith grade earthquake simulation experiment;
s42, comparing the stress-strain parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard stress-strain parameter data of the corresponding connecting node to obtain the stress-strain parameter data difference set delta sigma of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δσia1,Δσia2,...,Δσiaj,...,Δσiam)，ΔσiajThe stress-strain parameter data difference of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s43, simultaneously detecting the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment to form a bearing capacity parameter data set F of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(fia1,fia2,...,fiaj,...,fiam)，fiajThe bearing capacity parameter data of the jth connecting node of the BIM steel structure building information model in the ith level earthquake simulation experiment is represented;
s44, comparing the bearing capacity parameter data of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment with the standard bearing capacity parameter data of the corresponding connecting node to obtain a bearing capacity parameter data difference set delta f of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experimentiA(Δfia1,Δfia2,...,Δfiaj,...,Δfiam)，ΔfiajExpressed as the bearing capacity parameter data difference value of the jth connecting node of the BIM steel structure building information model in the ith grade earthquake simulation experiment。
5. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: in the step S5, image acquisition is carried out on each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment through a ray nondestructive detector, gray level images of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment are obtained, welding cracking area of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment is obtained, and a welding cracking area set S of each connecting node of the BIM steel structure building information model in each grade of earthquake simulation experiment is formediA(sia1,sia2,...,siaj,...,siam)，siajThe welding crack area of the JH connecting node in the ith grade earthquake simulation experiment is represented as the welding crack area of the BIM steel structure building information model.
6. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the step S6 includes the following steps:
s61, by monitoring the verticality between the components at the connecting nodes of the BIM steel structure building information model in the earthquake simulation experiments of all levels, a verticality set w 'of the BIM steel structure building information model at the components at the connecting nodes in the earthquake simulation experiments of all levels is formed'ia(w′ia1,w′ia2,...,w′iaj,...,w′iam)，w′iajThe method is represented as the verticality between the components of the BIM steel structure building information model at the jth connecting node in the ith grade earthquake simulation experiment;
s62, monitoring the levelness of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experiment, and forming a levelness set w' of the BIM steel structure building information model among the members at each connecting node in each grade of earthquake simulation experimentia(w″ia1,w″ia2,...,w″iaj,...,w″iam)，w″iajExpressed as the levelness of the BIM steel structure building information model between the components at the jth connecting node in the ith grade earthquake simulation experiment;
s63, analyzing welding deformation degree coefficient of each connecting node of BIM steel structure building information model in each grade earthquake simulation experiment
ξiajThe welding deformation degree coefficient of the jth connecting node in the ith grade earthquake simulation experiment of the BIM steel structure building information model is represented, and alpha and beta are respectively represented as weight coefficients of influence of perpendicularity and levelness between members on welding of the connecting node, W'Sign boardAjExpressed as the standard verticality, W ″, between the components at the jth connecting node in the BIM steel structure building information modelSign boardAjExpressed as the standard levelness between the components at the j-th connecting node in the BIM steel structure building information model.
7. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the calculation formula of the earthquake resistance pre-estimation influence coefficient of each connecting node of the BIM steel structure building information model in each grade earthquake simulation experiment is
ψiAjThe method is characterized in that the prediction influence coefficient of the seismic performance of the jth connecting node of a BIM steel structure building information model in the ith level seismic simulation experiment is expressed, mu is expressed as the influence proportion coefficient of the displacement distance of the connecting node, and lambda is expressedσ、λfRespectively expressed as stress-strain parameter data and bearing capacity parameter data of the connecting node corresponding to the correction compensation coefficient sigmaSign boardajExpressed as standard stress-strain parameter data of the jth connecting node in the BIM steel structure building information model, fSign boardajAnd the standard bearing capacity parameter data is expressed as the standard bearing capacity parameter data of the jth connecting node in the BIM steel structure building information model.
8. The BIM technology-based building steel structure performance analysis method according to claim 1, characterized in that: the step S7 includes extracting the stored safety anti-seismic performance influence coefficients of the connection nodes of the BIM steel structure building information model in the earthquake simulation experiments of each level, comparing the anti-seismic performance estimation influence coefficients of the connection nodes of the BIM steel structure building information model in the earthquake simulation experiments of each level with the safety anti-seismic performance influence coefficients of the connection nodes in the earthquake simulation experiments of the corresponding level, and if the anti-seismic performance estimation influence coefficient of a certain connection node of the BIM steel structure building information model in the earthquake simulation experiments of a certain level is greater than the safety anti-seismic performance influence coefficient of the connection node in the earthquake simulation experiments of the corresponding level, indicating that the connection node has anti-seismic hidden danger in the earthquake simulation experiments of the same level.
9. An apparatus, characterized by: the method comprises the following steps: the system comprises a processor, a memory and a network interface, wherein the memory and the network interface are connected with the processor; the network interface is connected with a nonvolatile memory in the server; the processor retrieves a computer program from the non-volatile memory through the network interface during operation, and runs the computer program through the memory to execute the building steel structure performance analysis method based on the BIM technology according to any one of the preceding claims 1 to 8.
10. A computer storage medium, characterized in that: the computer storage medium is burned with a computer program, and when the computer program runs in a memory of a server, the method for analyzing the performance of the building steel structure based on the BIM technology as claimed in any one of claims 1 to 8 is implemented.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114675346A (en) * | 2022-04-06 | 2022-06-28 | 西南交通大学 | Method, device and equipment for analyzing seismic logging performance and readable storage medium |
| CN116150864A (en) * | 2023-04-25 | 2023-05-23 | 中国建筑第五工程局有限公司 | Method for automatically generating building structure analysis model from BIM model |
| CN116522459A (en) * | 2023-05-23 | 2023-08-01 | 广联达科技股份有限公司 | Method, device and equipment for generating structural analysis model based on BIM model |
| CN116756839A (en) * | 2023-08-21 | 2023-09-15 | 山东德丰重工有限公司 | Intelligent management method for data of assembled building platform |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114675346A (en) * | 2022-04-06 | 2022-06-28 | 西南交通大学 | Method, device and equipment for analyzing seismic logging performance and readable storage medium |
| CN116150864A (en) * | 2023-04-25 | 2023-05-23 | 中国建筑第五工程局有限公司 | Method for automatically generating building structure analysis model from BIM model |
| CN116150864B (en) * | 2023-04-25 | 2023-07-04 | 中国建筑第五工程局有限公司 | Method for automatically generating building structure analysis model from BIM model |
| CN116522459A (en) * | 2023-05-23 | 2023-08-01 | 广联达科技股份有限公司 | Method, device and equipment for generating structural analysis model based on BIM model |
| CN116756839A (en) * | 2023-08-21 | 2023-09-15 | 山东德丰重工有限公司 | Intelligent management method for data of assembled building platform |
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