CN114077764A - Method for establishing temporary model based on three-dimensional GIS and BIM integration and application - Google Patents
Method for establishing temporary model based on three-dimensional GIS and BIM integration and application Download PDFInfo
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- CN114077764A CN114077764A CN202111170773.0A CN202111170773A CN114077764A CN 114077764 A CN114077764 A CN 114077764A CN 202111170773 A CN202111170773 A CN 202111170773A CN 114077764 A CN114077764 A CN 114077764A
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- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
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Abstract
The invention discloses a method for establishing a temporary building model based on three-dimensional GIS and BIM integration, which comprises the following steps: building a BIM model; collecting three-dimensional GIS information; converting the three-dimensional GIS information by adopting a classification conversion method, and importing the three-dimensional GIS information into a BIM platform; integrating BIM model data and the converted three-dimensional GIS information, and establishing a three-dimensional integrated temporary model on the basis of the BIM model data and the converted three-dimensional GIS information; the BIM5D platform is used for importing various construction information into the BIM5D platform, the three-dimensional integrated temporary construction model is combined to simulate the construction process, and the 5D temporary construction model based on the construction progress and the construction cost is built. The invention integrates the converted three-dimensional GIS information with the BIM model to obtain a three-dimensional integrated temporary construction model based on the BIM platform, performs 5D simulation on the construction process by combining construction information construction, dynamically adjusts the construction scheme according to the simulation result, and improves the management capability of long-line and large-scale regional engineering.
Description
Technical Field
The present invention relates to the field. More specifically, the invention relates to a method for establishing a temporary building model based on three-dimensional GIS and BIM integration and application thereof.
Background
The BIM technology is widely applied to the existing engineering construction, and new requirements on construction efficiency and process quality control are provided along with the continuous development of the national infrastructure level. In large-scale building construction, often there are the construction site complicacy, the construction line is long, RTK data acquisition is inconvenient, the design line reconnaissance degree of difficulty is big scheduling problem, especially when having a large amount of interim construction facilities in the construction site, because usable construction space is limited, only rely on existing construction drawing and construction experience, cause easily to build the unreasonable scheduling problem of scheme design, improved the construction degree of difficulty of main part engineering, influence the construction progress and the construction quality of main part engineering, increased construction cost by a wide margin. The application object of the BIM technology is often a single building, and cannot be well used for simulating the construction project and optimizing the construction scheme under the condition of complex project surrounding environment.
In order to solve the above problems, it is necessary to provide a method for building a temporary building model based on three-dimensional GIS and BIM integration, so as to optimize the BIM model, improve the accuracy of construction simulation, and ensure the construction efficiency.
Disclosure of Invention
The invention aims to provide a construction method and application based on three-dimensional GIS and BIM integration, which are characterized in that three-dimensional GIS information is converted and then together introduced into a BIM platform with the BIM model for integration to obtain a three-dimensional integrated construction model based on the BIM platform, and construction information construction is combined to carry out 5D simulation on the construction process, so that the construction scheme can be dynamically adjusted according to the simulation result, and the management capacity of long-line engineering and large-scale regional engineering is improved.
To achieve these objects and other advantages in accordance with the present invention, there is provided a method for building a temporary model based on three-dimensional GIS and BIM integration, comprising:
s1, determining modeling content of the temporary construction project and establishing a BIM (building information modeling) model according to a drawing;
s2, collecting three-dimensional GIS information of the construction project and the surrounding environment, and importing the information into a GIS system;
s3, converting the three-dimensional GIS information by adopting a classification conversion method, and importing the three-dimensional GIS information into a BIM platform;
s4, integrating BIM model data and the converted three-dimensional GIS information by using a BIM platform, and establishing a three-dimensional integrated temporary building model on the basis of the BIM model data and the converted three-dimensional GIS information;
s5, using a BIM5D platform, importing various construction information into the BIM5D platform, combining the three-dimensional integrated temporary construction model to carry out 5D simulation on the construction process, and establishing a 5D temporary construction model based on the construction progress and the construction cost.
Preferably, in the method for establishing the temporary building model based on the three-dimensional GIS and BIM integration, in S3, the method for converting the three-dimensional GIS information and importing the three-dimensional GIS information into the BIM platform by using a classification conversion method includes:
s31, extracting GIS image data from the three-dimensional GIS information in a classified manner;
s32, analyzing GIS image data by using a GIS system, dividing the GIS image data into vector data, raster data, oblique photography data and laser point cloud data according to data types, and storing the vector data, the raster data, the oblique photography data and the laser point cloud data in four newly-built modules respectively;
s33, establishing a butt joint relation between the BIM platform and a GIS system, converting the vector data and the raster data into WFS data through a GIS server and then importing the WFS data into the BIM platform, and respectively processing the oblique photography data and the laser point cloud data through BIM software and then importing the oblique photography data and the laser point cloud data into the BIM platform.
Preferably, the method for establishing the temporary model based on the three-dimensional GIS and BIM integration comprises the steps of synchronously acquiring images and three-dimensional laser scanning images by a multi-view camera, remote sensing images and geographic coordinate systems and projection information.
Preferably, in the method for establishing the temporary building model based on the three-dimensional GIS and BIM integration, in S4, the three-dimensional integrated temporary building model is established based on a BIM platform, and a coordinate origin of the three-dimensional integrated temporary building model is the same as a coordinate origin of the BIM model.
Preferably, in the method for establishing the temporary building model based on the three-dimensional GIS and BIM integration, in S5, the various construction information includes construction progress, construction budget and construction resources of the temporary building project.
Preferably, in the method for establishing the temporary building model based on the three-dimensional GIS and BIM integration, in S5, a plurality of progress nodes are set in the BIM5D platform according to a progress plan of the temporary building project, and whenever the temporary building project enters a new progress node, real-time converted three-dimensional GIS information is sent to the BIM platform through the GIS system, and the three-dimensional integrated temporary building model and the 5D temporary building model are sequentially updated.
The invention also provides an application of the construction method of the temporary building model based on the integration of the three-dimensional GIS and the BIM, wherein the 5D temporary building model is used for road engineering construction, and the construction scheme of the temporary building project is dynamically adjusted according to the 5D simulation result of the construction progress and the construction cost.
The invention at least comprises the following beneficial effects:
1. the three-dimensional GIS information and the BIM are integrated, various data information such as terrain, environment and boundary conditions are added to the BIM platform, a database is perfected, the original BIM model is optimized, the authenticity and the accuracy of the three-dimensional integrated temporary building model are improved, the actual construction engineering condition can be reflected more completely and faithfully, and a worker can conveniently draw up and adjust a construction scheme according to the optimized temporary building model;
2. the BIM5D platform is used for simulating the 3D model, the construction progress, the construction cost and other dimensions of the construction project, and the whole construction structure and the environmental conditions are combined to carry out multi-directional visual simulation on the construction scheme, so that the feasibility of the scheme is verified before the next construction, and the rework condition in the construction is reduced or eliminated; meanwhile, the construction progress plan and the real-time construction progress information are imported into the BIM5D platform, construction resources are reasonably allocated through comparison of the real-time construction progress and the plan progress, fine management degree of projects is improved, dynamic management of construction resources, engineering quantity and cost is realized, and construction quality is improved while construction efficiency is guaranteed.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic flow chart of a method for building a temporary model based on three-dimensional GIS and BIM integration according to an embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1, the present invention provides a method for building a temporary building model based on three-dimensional GIS and BIM integration, comprising:
s1, determining modeling content of the temporary construction project and establishing a BIM (building information modeling) model according to a drawing;
s2, collecting three-dimensional GIS information of the construction project and the surrounding environment, and importing the information into a GIS system;
specifically, the method for acquiring three-dimensional GIS information comprises the following steps: the method comprises the steps that aerial survey is conducted through an unmanned aerial vehicle, geographic information around a line is collected and analyzed to form three-dimensional GIS information, map information provided by design is compared with actual conditions on site, and the terrain conditions around the designed line are preliminarily known;
s3, converting the three-dimensional GIS information by adopting a classification conversion method, and importing the three-dimensional GIS information into a BIM platform; the converted three-dimensional GIS information can be read by the BIM platform, which is equivalent to the conversion from the GIS model to the BIM model is completed according to a certain standard;
s4, integrating BIM model data and the converted three-dimensional GIS information by using a BIM platform, and establishing a three-dimensional integrated temporary building model on the basis of the BIM model data and the converted three-dimensional GIS information;
the converted three-dimensional GIS information is in a data format which can be read by a BIM platform, namely three-dimensional GIS-BIM data; before integration, importing the BIM into a BIM platform in the format of IFC data; during integration, firstly, superposing three-dimensional GIS-BIM data and IFC data, then checking absolute positions of bridges and tunnels in design in the terrain, correcting a three-dimensional integrated temporary building model by taking the three-dimensional GIS-BIM data as a reference when the IFC data and the three-dimensional GIS-BIM data have differences in expression at the same position, and perfecting a temporary building engineering design scheme (such as optimizing line planning, implementation and the like of project construction roads) according to local conditions of the finally established three-dimensional integrated temporary building model;
s5, using a BIM5D platform, importing various construction information into the BIM5D platform, combining the three-dimensional integrated temporary construction model to carry out 5D simulation on the construction process, and establishing a 5D temporary construction model based on the construction progress and the construction cost.
In the technical scheme, the BIM platform comprises a plurality of types of BIM software, a BIM model can be established for a building by selecting specific software, the BIM software can be used for converting data formats in the BIM platform, the GIS system is a geographic information system, is a data management system with an information system space professional form, and can be regarded as a computer system with functions of centralization, storage, operation and geographic reference information display. In actual construction, a specific GIS platform can be selected as a development foundation, geographic information of a construction area is extracted from the GIS platform, and geographic and topographic position information acquired by data acquisition equipment can be imported into the GIS platform. The GIS server is a data collector and is used for butt joint of collection equipment and a GIS system (GIS platform). In this embodiment, the BIM platform is an Autodesk platform, which has multiple software types, complete functions and wide versatility; revit software is selected during BIM modeling; the GIS platform selects a Supermap platform; the data acquisition equipment needs to be selected according to geographical and topographic conditions; the BIM5D platform is a full-professional collaborative operation platform based on a three-dimensional information model, belongs to a part of BIM platform functions, and is used for simulating the construction process by integrating various construction information (including 3D model information), thereby providing data simulation for a plurality of links (construction technology, construction progress management, construction resource consumption, construction cost control and the like) in the whole construction process, workers with different labor division can extract required construction data from the BIM5D platform, and adjust the next construction scheme according to the simulation result, thereby improving the efficiency of construction decision making, and conveniently realizing the whole process quality control in the temporary construction project.
According to the invention, three-dimensional GIS information and the BIM are integrated, data information such as various terrains, environments, boundary conditions and the like is added to the BIM platform, a database is perfected, the original BIM model is optimized, the authenticity and accuracy of the three-dimensional integrated temporary building model are improved, the actual construction engineering condition can be reflected more completely and faithfully, a worker can conveniently draw up and adjust a construction scheme according to the optimized temporary building model, and the construction efficiency is ensured.
In another technical solution, in the method for building a temporary building model based on three-dimensional GIS and BIM integration, in S3, the method for converting three-dimensional GIS information and importing the three-dimensional GIS information into the BIM platform by using a classification conversion method includes:
s31, extracting GIS image data from the three-dimensional GIS information in a classified manner;
s32, analyzing GIS image data by using a GIS system, dividing the GIS image data into vector data, raster data, oblique photography data and laser point cloud data according to data types, and storing the vector data, the raster data, the oblique photography data and the laser point cloud data in four newly-built modules respectively;
s33, establishing a butt joint relation between the BIM platform and a GIS system, converting the vector data and the raster data into WFS data through a GIS server and then importing the WFS data into the BIM platform, and respectively processing the oblique photography data and the laser point cloud data through BIM software and then importing the oblique photography data and the laser point cloud data into the BIM platform.
In the technical scheme, as the GIS system does not have the 5D simulation function, in order to enable data such as geographic environment represented by three-dimensional GIS information to be added into a temporary building model for 5D simulation of the construction process, a method for converting the three-dimensional GIS information into data which can be read by a BIM platform is provided, the GIS image data are classified according to data types and are respectively stored in newly-built data modules, the butt joint relation between the four modules and the BIM platform is established, the data in the modules can be directly input into the BIM platform after being processed and converted in the GIS system, and the modules can also process the GIS image data by calling functional modules (BIM software) in the BIM platform. Specifically, the vector data is point-line-plane data, the raster data is remote sensing data, both the vector data and the remote sensing data are in an open data format, and can be output in a WFS data format after being converted by a GIS server, and the WFS data can be loaded by a server on a BIM platform. The oblique photography data also belong to an open data format, but can be read and used by the BIM platform only through processing before the oblique photography data are imported, the oblique photography data and the laser point cloud data can be directly processed through BIM software, and the oblique photography data and the laser point cloud data can be imported into the BIM platform after the oblique photography data and the laser point cloud data are processed; in this embodiment, Civil3D is used to process the oblique photography data, and Recap is used to process the laser point cloud data. The BIM platform plays a role in data integration, GIS data can be smoothly integrated into a BIM system, and a more optimized and perfect three-dimensional integrated temporary building model can be built by adopting the integrated BIM data. Meanwhile, the model is built based on the BIM platform, and 5D simulation can be carried out by using the BIM5D platform, so that construction progress and construction cost control are better realized, and the construction efficiency and the construction quality of the temporary construction project are improved.
In another technical solution, the method for building a temporary building model based on three-dimensional GIS and BIM integration includes synchronously collecting images and three-dimensional laser scanning images by a geographic coordinate system and projection information, remote sensing images and a multi-view camera. The geographic coordinate system corresponds to vector data of projection information, the remote sensing image corresponds to raster data, the multi-view camera synchronously collects oblique photography data corresponding to the image, and the three-dimensional laser scanning image corresponds to laser point cloud data. When the construction line is long, corresponding acquisition equipment is adopted to acquire three-dimensional GIS information in the construction area at different construction sections, an information base is integrated in a GIS system, and in S3, the same type of GIS image data in the information base is extracted to obtain complete GIS image data of the same type, and the GIS image data of the same type are subjected to centralized conversion, so that the data processing efficiency is improved.
In another technical solution, in the method for building a temporary building model based on three-dimensional GIS and BIM integration, in S4, the three-dimensional integrated temporary building model is built based on a BIM platform, and a coordinate origin of the three-dimensional integrated temporary building model is the same as a coordinate origin of the BIM model, so that the newly built three-dimensional integrated temporary building model and the original BIM model are located in the same coordinate system, and data superposition and subsequent data update are performed conveniently during transformation and integration.
In another technical solution, in the method for building a temporary building model based on three-dimensional GIS and BIM integration, in S5, the various construction information includes construction progress, construction budget and construction resources of the temporary building project. Specifically, the BIM5D platform can perform multi-dimensional simulation on the construction process through the imported construction information, and the 5D temporary building model is respectively built under multiple dimensions. In the embodiment, the construction progress and the construction cost (budget) are mainly simulated, specifically, the construction progress plan is guided into a BIM5D platform, actual construction progress information with the same format is input into a BIM5D system in real time according to the construction progress, the construction progress and the actual construction progress are compared and analyzed in a 5D temporary building model, and a new resource allocation scheme can be generated by combining information such as construction resources (manpower, materials and the like), so that the subsequent construction scheme is optimized, the difference value between the construction progress and the plan is reduced, and the construction efficiency is ensured; by combining the three-dimensional integrated temporary building model with data such as construction cost unit price and the like, the mapping relation between the construction cost unit price and the engineering quantity can be simulated by using the 5D temporary building model, and an optimal scheme of engineering budget is generated, so that the management of engineering prepayment is facilitated.
In another technical solution, in the method for establishing a temporary building model based on three-dimensional GIS and BIM integration, in S5, a plurality of progress nodes are set in the BIM5D platform according to a progress plan of a temporary building project, and whenever the temporary building project enters a new progress node, real-time converted three-dimensional GIS information is sent to the BIM platform through a GIS system, and the three-dimensional integrated temporary building model and the 5D temporary building model are sequentially updated. In the construction process, the connection relation between the surrounding environment and the space of the temporary construction project may be changed along with the advance of the construction progress, the construction plan also has node characteristics, the construction is divided into a plurality of stages by taking different nodes of the construction progress as boundaries, GIS information is collected again when the new stage is started, the GIS information is guided into a GIS system to be updated, and because the four newly-built storage modules in the GIS system are in butt joint relation with the BIM platform, the updated GIS data can be guided into the BIM platform to update the three-dimensional integrated temporary construction model, and the change of the three-dimensional integrated temporary construction model can also influence the data of the 5D temporary construction model. Therefore, the real-time updating of the temporary model data along with the advancing of the construction progress is realized, the construction condition can be better simulated and analyzed, and a reliable reference basis is provided for the construction scheme.
The invention also provides an application of the construction method of the temporary building model based on the integration of the three-dimensional GIS and the BIM, wherein the 5D temporary building model is used for road engineering construction, and the construction scheme of the temporary building project is dynamically adjusted according to the 5D simulation result of the construction progress and the construction cost.
Taking a highway temporary building project as an example, the application of the temporary building model building method based on the integration of the three-dimensional GIS and the BIM in the highway project is explained.
Aiming at the characteristics of complex peripheral environment of the construction process, high difficulty in reconnaissance of designed lines and the like, aerial survey is carried out through an unmanned aerial vehicle, geographic information around the lines is collected and analyzed to form three-dimensional GIS information, a GIS model can be directly established according to the three-dimensional GIS information and used for displaying and analyzing the spatial distribution condition in a construction area, the GIS model is used as a basis to compare map information provided by design with the actual condition of a site during construction, the topographic condition around the designed lines is known, and field survey operation is reduced.
Aiming at the characteristics of high construction difficulty of the temporary facility, small available area of the temporary facility, small area and the like of the temporary facility, the problems of difficult site selection of the temporary facility in the mountainous region and inconvenient RTK data acquisition are solved by using an information application theory analysis, integrated model establishment and 5D simulation method integrated by a three-dimensional GIS and a BIM, an effective and visual construction scheme is provided for the temporary facility construction, a temporary construction 5D construction preview scheme is simulated according to the integrated temporary construction model, and the construction scheme of the temporary construction is dynamically adjusted.
The invention provides a construction method based on three-dimensional GIS and BIM integration and application thereof, which solves the practical problems of difficult acquisition of topographic data, great reconnaissance difficulty, difficult planning of construction projects, difficult optimization of construction sidewalk lines and the like of long-line projects of roads, lays a foundation for subsequent informatization construction of projects, has guiding significance for the construction planning work of the whole project of the road projects, provides referential data for the application of the three-dimensional GIS and BIM technology in the whole life cycle of the project, and provides a better solution for the intelligent construction and green construction of the whole project.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (7)
1. A method for building a temporary building model based on three-dimensional GIS and BIM integration is characterized by comprising the following steps:
s1, determining modeling content of the temporary construction project and establishing a BIM (building information modeling) model according to a drawing;
s2, collecting three-dimensional GIS information of the construction project and the surrounding environment, and importing the information into a GIS system;
s3, converting the three-dimensional GIS information by adopting a classification conversion method, and importing the three-dimensional GIS information into a BIM platform;
s4, integrating BIM model data and the converted three-dimensional GIS information by using a BIM platform, and establishing a three-dimensional integrated temporary building model on the basis of the BIM model data and the converted three-dimensional GIS information;
s5, using a BIM5D platform, importing various construction information into the BIM5D platform, combining the three-dimensional integrated temporary construction model to carry out 5D simulation on the construction process, and establishing a 5D temporary construction model based on the construction progress and the construction cost.
2. The method for building a temporary building model based on three-dimensional GIS and BIM integration according to claim 1, wherein in S3, the method for transforming the three-dimensional GIS information and importing the three-dimensional GIS information into the BIM platform by using a classification transformation method comprises the following steps:
s31, extracting GIS image data from the three-dimensional GIS information in a classified manner;
s32, analyzing GIS image data by using a GIS system, dividing the GIS image data into vector data, raster data, oblique photography data and laser point cloud data according to data types, and storing the vector data, the raster data, the oblique photography data and the laser point cloud data in four newly-built modules respectively;
s33, establishing a butt joint relation between the BIM platform and a GIS system, converting the vector data and the raster data into WFS data through a GIS server and then importing the WFS data into the BIM platform, and respectively processing the oblique photography data and the laser point cloud data through BIM software and then importing the oblique photography data and the laser point cloud data into the BIM platform.
3. The method for building the temporary model based on the integration of the three-dimensional GIS and the BIM according to claim 2, wherein the GIS image data comprises a geographic coordinate system, projection information, a remote sensing image, a multi-view camera synchronous acquisition image and a three-dimensional laser scanning image.
4. The method of claim 1, wherein in step S4, the three-dimensional integrated temporary model is built based on a BIM platform, and the coordinate origin of the three-dimensional integrated temporary model is the same as the coordinate origin of the BIM model.
5. The method for building the temporary building model based on the three-dimensional GIS and BIM integration according to claim 1, wherein in S5, the construction information includes construction progress, construction budget and construction resources of the temporary building project.
6. The method of claim 1, wherein in step S5, a plurality of progress nodes are set in the BIM5D platform according to the progress plan of the construction project, and when the construction project enters a new progress node, real-time converted three-dimensional GIS information is sent to the BIM platform through the GIS system, and the three-dimensional integrated construction model and the 5D construction model are sequentially updated.
7. The application of the method for building the temporary building model based on the integration of the three-dimensional GIS and the BIM as claimed in any one of claims 1 to 6, wherein the 5D temporary building model is used for road engineering construction, and the construction scheme of the temporary building project is dynamically adjusted according to the 5D simulation result of the construction progress and the construction cost.
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| CN114638038A (en) * | 2022-03-23 | 2022-06-17 | 河南高速公路试验检测有限公司 | Road sign correction method, system, terminal and storage medium |
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| CN115481801A (en) * | 2022-09-20 | 2022-12-16 | 盐城工学院 | Engineering project implementation management method and system based on GIS and BIM |
| CN117689821B (en) * | 2023-12-29 | 2024-05-14 | 中铁一局集团第一建设有限公司 | BIM-based temporary construction three-dimensional effect graph manufacturing method and device |
| CN117610312A (en) * | 2024-01-04 | 2024-02-27 | 中建三局集团华南有限公司 | BIM-based forward design ground construction method |
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