CN116541938B - Canal engineering building modeling method, system, electronic equipment and medium - Google Patents
Canal engineering building modeling method, system, electronic equipment and medium Download PDFInfo
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Abstract
The invention belongs to the technical field of hydraulic engineering building design, and aims to provide a canal engineering building modeling method, a canal engineering building modeling system, electronic equipment and a canal engineering building medium. The method comprises the following steps: generating a central line according to the acquired line information corresponding to the canal system engineering building; constructing a two-dimensional building information model in the central line according to the acquired flow section information and building cross section information; obtaining basic information of a line building according to the line information, and obtaining the elevation of the water surface of the building; generating a water surface section line according to the water surface elevation; obtaining a three-dimensional space line of the canal system engineering building according to the central line and the water surface section line; constructing a three-dimensional building BIM model in a three-dimensional space line according to the acquired building parameterized model information; and calculating and storing structural data corresponding to the three-dimensional building BIM according to the three-dimensional building BIM. The invention realizes the seamless connection of BIM modeling and structure calculation, and is beneficial to improving the design quality and the production efficiency of canal engineering.
Description
Technical Field
The invention belongs to the technical field of hydraulic engineering building design, and particularly relates to a canal engineering building modeling method, a canal engineering building modeling system, electronic equipment and a canal engineering building medium.
Background
At present, when modeling the canal engineering of the water conservancy industry, a CAD (Computer Aided Design, a piece of computer aided design software) aided design tool ZDM (the aided design software developed on a CAD platform by a water conservancy and hydropower designer) is mostly adopted to calculate the water surface line and the graph by matching with Excel (a piece of spreadsheet software), and the ZDM tool set has the functions of batch cutting of transverse and longitudinal sections, engineering calculation amount and the like, but the work flow of the tool has the defects that the software interaction is frequent, the automatic updating is not realized, the efficiency is low, the building information model of the canal building BIM (Building Information Modeling, and the model is a new tool for architecture, engineering and civil engineering) and the like.
In recent years, BIM technology is increasingly widely applied in the field of engineering design, and in particular, BIM in the building and road industry is actively developed. The road industry realizes a whole set of forward design flow of road engineering line design, roadbed modeling, expressway integral modeling and engineering calculation based on BIM software, and provides solutions for road BIM three-dimensional design, engineering drawing, digital delivery and the like.
However, in using the prior art, the inventors found that there are at least the following problems in the prior art:
because of the specificity of huge engineering, complex geological topography, complex building structure and the like in the water conservancy industry, BIM application starts later and develops slowly. At present, the research and application of BIM forward design technology in water conservancy industry is in an initial stage, a system solution and a design flow are not formed yet, a design software tool is imperfect, most projects mainly include 'design before model building', the design and BIM model are split, and the maximum value of BIM is difficult to develop. At present, many people in the domestic water conservancy industry explore the BIM forward design of canal engineering. Niu Lijun, liang Yandi and the like realize the program of the forward design of the drop aqueduct BIM based on the Revit secondary development, and design achievements such as drawings, calculation books, budget and the like can be generated by one key based on a model, however, the research does not consider the whole flow design of the whole project, and only realizes single-type building modeling, drawing and calculation. Hou Yi, li Anzhou and the like are based on Civil3d software, a dynamically updated three-dimensional information model is created by defining a plane central line, designing a longitudinal section and a cross section, visual display, engineering measurement and batch generation of cross section drawings can be carried out based on the model, the design efficiency and quality are improved, the research realizes the planar arrangement of canal lines and the dynamic creation of longitudinal and transverse sections, the calculation efficiency and quality are improved, but a canal system building parameterization model and real-time calculation of water surface lines are not established.
Disclosure of Invention
The invention aims to solve the technical problems at least to a certain extent, and provides a canal engineering building modeling method, a canal engineering building modeling system, electronic equipment and a canal engineering building modeling medium.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
in a first aspect, the present invention provides a method for modeling a canal engineering building, including:
obtaining line information corresponding to a canal engineering building, and generating a central line according to the line information;
acquiring flow section information corresponding to the central line and building cross section information in a canal system engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
obtaining line building basic information according to the line information, and calculating the water surface elevation of a building corresponding to the two-dimensional building information model according to the line building basic information;
generating a water surface section line according to the water surface elevation;
fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building;
building parameterization model information in a canal engineering building is obtained, and a three-dimensional building BIM model is built in the three-dimensional space line according to the building parameterization model information;
and calculating and storing structural data corresponding to the three-dimensional building BIM model according to the three-dimensional building BIM model.
The invention integrates water collecting surface line calculation, line arrangement, BIM modeling and structure calculation, can accurately model, accurately graph and rapidly calculate the quantity, realizes seamless connection of BIM modeling and structure calculation, is beneficial to improving the design quality and production efficiency of canal engineering, and provides a foundation for project informatization delivery and application in the engineering operation stage.
In one possible design, the flow segment information includes a specified flow segment name, a canal engineering building type, a design water depth, a design area, a design Zhou Shi, a design hydraulic radius, a design roughness, a design bottom slope, a design flow, and/or a design flow rate; the building cross-section information comprises a flow section, a building type, a building name, a start-end pile number, a transition section length and/or a fixed head loss, which are assigned to the building; the two-dimensional building information model includes a two-dimensional data model of an aqueduct, tunnel, and/or open channel building.
In one possible design, after generating the centerline, the method further comprises:
obtaining a topographic section line corresponding to the central line according to the central line;
wherein, obtain topography section line according to the central line, include:
projecting a plurality of specified points in the center line onto a preset topographic curved surface to obtain a plurality of projection points corresponding to the specified points one by one;
sequentially connecting a plurality of projection points to obtain a multi-section line;
and flattening the multi-section line to a preset two-dimensional plane to obtain a terrain section line corresponding to the central line.
In one possible design, after generating the water surface section line, the method further comprises:
and generating a vertical section table containing all building information along the line in the canal engineering building according to the central line and the water surface section line.
In one possible design, constructing a three-dimensional building BIM model in the three-dimensional space line from the building parameterized model information includes:
constructing a parameterized model script file with input parameters and modeling process according to the building parameterized model information; the input parameters comprise type parameters and instance parameters, the parameterized model script file comprises type attributes and instance attributes, the type attributes comprise script file names, type names, user type attributes, type parameters and/or instance parameters, and the instance attributes comprise script file names, type names, instance parameters, space positioning attributes and/or user instance parameters;
and constructing a three-dimensional building BIM model in the three-dimensional space line according to the parameterized model script file.
In one possible design, after constructing the three-dimensional building BIM model, the method further includes:
obtaining a plurality of pile numbers corresponding to the three-dimensional space line, and obtaining excavation section form information according to the pile numbers;
acquiring excavation and filling curved surface information according to the excavation section form information;
acquiring a digging instruction and/or a filling instruction corresponding to the digging and filling curved surface information, and calculating a digging volume and/or a filling volume corresponding to the digging and filling curved surface information according to the digging instruction and/or the filling instruction;
and according to the BIM model of the three-dimensional building, the excavation volume and/or the filling volume, and counting to obtain the excavation and filling building information.
In one possible design, according to the three-dimensional building BIM model, structural data corresponding to the three-dimensional building BIM model is calculated and stored, including:
extracting a structural center line of the BIM of the three-dimensional building;
setting cross section size information of the central line of the structure, and acquiring material attribute information and model unit type information of a building corresponding to the BIM of the three-dimensional building;
and calculating and storing structural data corresponding to the BIM of the three-dimensional building according to the cross section size information, the material attribute information and the model unit type information.
In a second aspect, the present invention provides a canal engineering building modeling system for implementing a canal engineering building modeling method as described in any one of the above; the canal engineering building modeling system comprises:
the system comprises a channel engineering line generation module, a line generation module and a line generation module, wherein the channel engineering line generation module is used for acquiring line information corresponding to a channel engineering building and generating a central line according to the line information;
the two-dimensional building modeling module is in communication connection with the channel engineering line generating module and is used for acquiring flow section information corresponding to the central line and building cross section information in a channel engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
the water surface line generation module is in communication connection with the two-dimensional building modeling module and is used for obtaining line building basic information according to the line information, calculating the water surface elevation of a building corresponding to the two-dimensional building information model according to the line building basic information and then generating a water surface section line according to the water surface elevation;
the three-dimensional building modeling module is in communication connection with the water surface line generating module and is used for fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building; the method is also used for obtaining building parameterization model information in the canal engineering building and constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterization model information;
and the calculation module is in communication connection with the three-dimensional building modeling module and is used for calculating and storing structural data corresponding to the three-dimensional building BIM model according to the three-dimensional building BIM model.
In a third aspect, the present invention provides an electronic device, comprising:
a memory for storing computer program instructions; the method comprises the steps of,
a processor for executing the computer program instructions to perform the operations of the method of modeling a canal engineering construction as described in any one of the preceding claims.
In a fourth aspect, the present invention provides a computer readable storage medium storing computer program instructions readable by a computer, the computer program instructions being configured to perform the operations of the canal engineering construction modeling method according to any one of the preceding claims when run.
Drawings
FIG. 1 is a flow chart of a method of modeling a canal engineering architecture in an embodiment;
FIG. 2 is a block diagram of a system for modeling a canal engineering architecture in an embodiment;
fig. 3 is a block diagram of an electronic device in an embodiment.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be briefly described below with reference to the accompanying drawings and the description of the embodiments or the prior art, and it is obvious that the following description of the structure of the drawings is only some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort to a person skilled in the art. It should be noted that the description of these examples is for aiding in understanding the present invention, but is not intended to limit the present invention.
Example 1:
the present embodiment discloses a canal engineering building modeling method, which can be executed by, but not limited to, a computer device or a virtual machine with a certain computing resource, for example, an electronic device such as a personal computer, a smart phone, a personal digital assistant or a wearable device, or a virtual machine.
As shown in fig. 1, a canal engineering building modeling method may include, but is not limited to, the following steps:
s1, obtaining line information corresponding to a canal engineering building, and generating a central line according to the line information; in this implementation, the center line is used to determine the basic structure of the canal engineering construction; the line information comprises attribute information such as the geometric shape of a central line, the name of a building, the number of a starting pile and the like.
S2, acquiring flow section information corresponding to the central line and building cross section information in a canal system engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
in this embodiment, the flow section information includes information such as a specified flow section name, a canal engineering construction type (when the canal engineering construction is a canal, the canal engineering construction type includes 12 types of open canal, tunnel, aqueduct, culvert, abrupt slope, inverted siphon, etc.), a designed water depth, a designed area, a designed Zhou Shi, a designed hydraulic radius, a designed roughness, a designed bottom slope, a designed flow rate, and a designed flow velocity; the building cross section information comprises information specifying a flow section to which a building belongs, a building type, a building name, a start-end pile number, a transition section length, a fixed head loss and the like; the two-dimensional building information model comprises two-dimensional data models of buildings such as aqueducts, tunnels and open channels.
S3, obtaining line building basic information according to the line information, and calculating the water surface elevation of the building corresponding to the two-dimensional building information model according to the line building basic information; it should be noted that, the line building basic information includes an initial water level, a water loss coefficient, and the like, and the fixed head loss of the building corresponding to the two-dimensional building information model is overlapped with the initial water level, so that a water surface table of the whole line can be obtained, and further, the water surface elevation of the corresponding building can be obtained.
S4, generating a water surface section line according to the water surface elevation; the water surface section line comprises a water level line, a bottom plate section line and a top plate section line.
In this embodiment, after the water surface section line is generated, the method further includes:
and generating a vertical section table containing all building information along the line in the canal engineering building according to the central line and the water surface section line.
The setting is convenient for the designer to screen in detail and submit the result.
S5, fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building; specifically, a three-dimensional space line of the canal engineering building is obtained by fitting the central line with the bottom plate longitudinal section line and the top plate longitudinal section line in the water surface section line, wherein the central line can provide an x coordinate value and a y coordinate value of a preset key point, the bottom plate longitudinal section line and the top plate longitudinal section line can provide a z coordinate value of the preset key point, and the sum of the x coordinate value, the y coordinate value and the z coordinate value of the preset key point can generate a three-dimensional space multi-section line, namely a three-dimensional space line.
S6, building parameterized model information in the canal engineering building is obtained, and a three-dimensional building BIM model is built in the three-dimensional space line according to the building parameterized model information; the building parameterized model information comprises GrassHopper (a visual programming language running based on a Rhino platform) script files and CFG (a software configuration file) script files.
Constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterized model information, wherein the building parameterized model information comprises the following steps:
s601, constructing a parameterized model script file with input parameters and modeling process according to the parameterized model information of the building; the input parameters comprise type parameters and instance parameters, the type parameters and the instance parameters are stored in a type dictionary, correspondingly, the parameterized model script file comprises type attributes and instance attributes, the type attributes comprise script file names, type names, user type attributes, type parameters and/or instance parameters, the type attributes are independently stored in a type dictionary library of the system, the instance attributes comprise script file names, type names, instance parameters, space positioning attributes and/or user instance parameters, and the instances are stored in an instance dictionary library and an instance type dictionary library of the system; in this embodiment, the instance type dictionary library is designed, so that all instances corresponding to the types can be searched and instance objects can be updated when the type parameters are modified, thereby achieving the purpose of high-precision batch modification of components.
S602, constructing a three-dimensional building BIM model in the three-dimensional space line according to the parameterized model script file.
In this embodiment, after generating the center line, the method further includes:
obtaining a topographic section line corresponding to the central line according to the central line;
wherein, obtain topography section line according to the central line, include:
projecting a plurality of specified points in the center line onto a preset topographic curved surface to obtain a plurality of projection points corresponding to the specified points one by one;
sequentially connecting a plurality of projection points to obtain a multi-section line;
and flattening the multi-section line to a preset two-dimensional plane to obtain a terrain section line corresponding to the central line.
In this embodiment, after the building BIM model of the three-dimensional building is constructed, the method further includes:
obtaining a plurality of pile numbers corresponding to the three-dimensional space line, and obtaining excavation section form information according to the pile numbers;
acquiring excavation and filling curved surface information according to the excavation section form information;
acquiring a digging instruction and/or a filling instruction corresponding to the digging and filling curved surface information, and calculating a digging volume and/or a filling volume corresponding to the digging and filling curved surface information according to the digging instruction and/or the filling instruction;
and according to the BIM model of the three-dimensional building, the excavation volume and/or the filling volume, and counting to obtain the excavation and filling building information.
In this embodiment, after obtaining the excavation instruction corresponding to the excavation curved surface information, calculating an excavation volume corresponding to the excavation curved surface information according to the excavation instruction includes:
obtaining terrain curved surface information according to the terrain section line and the three-dimensional building BIM model;
the surface information of the underground part cut by the digging and filling surface information and the surface information of the topography is reserved;
and calculating to obtain the excavation volume based on a segmented discrete accumulation summation method according to the topographic surface information and the underground part surface information.
After acquiring the filling instruction corresponding to the surface information, and calculating the filling volume corresponding to the surface information according to the filling instruction, the method comprises the following steps:
obtaining terrain curved surface information according to the terrain section line and the three-dimensional building BIM model;
the above-ground part curved surface information after the cutting of the digging and filling curved surface information and the topography curved surface information is reserved;
and calculating to obtain the filling volume based on a segmented discrete accumulation summation method according to the terrain curved surface information and the overground part curved surface information.
In this embodiment, the information of the filling building can be automatically calculated based on the three-dimensional building BIM obtained by construction, so that a construction basis can be provided for filling of the subsequent canal system building.
S7, calculating and storing structural data corresponding to the three-dimensional building BIM according to the three-dimensional building BIM.
Specifically, according to the three-dimensional building BIM model, calculating and storing structural data corresponding to the three-dimensional building BIM model, including:
extracting a structural center line of the BIM of the three-dimensional building;
setting cross section size information of the central line of the structure, and acquiring material attribute information and model unit type information of a building corresponding to the BIM of the three-dimensional building; in this embodiment, the model units in the model unit type information include an elastic beam cloud unit, a Spring unit, a resilient foundation beam unit, a Twonodelink unit, a trus unit, a shell unit, and the like, which are not limited herein;
and calculating and storing structural data corresponding to the BIM of the three-dimensional building according to the cross section size information, the material attribute information and the model unit type information.
In this embodiment, if the calculated structural data does not meet the convergence condition, the cross-section size information of the structural center line is reset and the structural data is calculated until the calculated structural data converges and is checked by the cross-section reinforcing bars.
The water collecting surface line calculation, the line arrangement, the BIM modeling and the structure calculation are integrated, so that accurate modeling, accurate drawing and quick calculation can be realized, seamless connection of BIM modeling and structure calculation is realized, improvement of design quality and production efficiency of canal engineering is facilitated, and a foundation is provided for project informatization delivery and application in an engineering operation stage.
Example 2:
the embodiment discloses a canal engineering building modeling system which is used for realizing the canal engineering building modeling method in the embodiment 1; as shown in fig. 2, the canal engineering building modeling system includes:
the system comprises a channel engineering line generation module, a line generation module and a line generation module, wherein the channel engineering line generation module is used for acquiring line information corresponding to a channel engineering building and generating a central line according to the line information;
the two-dimensional building modeling module is in communication connection with the channel engineering line generating module and is used for acquiring flow section information corresponding to the central line and building cross section information in a channel engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
the water surface line generation module is in communication connection with the two-dimensional building modeling module and is used for obtaining line building basic information according to the line information, calculating the water surface elevation of a building corresponding to the two-dimensional building information model according to the line building basic information and then generating a water surface section line according to the water surface elevation;
the three-dimensional building modeling module is in communication connection with the water surface line generating module and is used for fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building; the method is also used for obtaining building parameterization model information in the canal engineering building and constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterization model information;
and the calculation module is in communication connection with the three-dimensional building modeling module and is used for calculating and storing structural data corresponding to the three-dimensional building BIM model according to the three-dimensional building BIM model.
Example 3:
on the basis of embodiment 1 or 2, this embodiment discloses an electronic device, which may be a smart phone, a tablet computer, a notebook computer, a desktop computer, or the like. An electronic device may be referred to as being used for a terminal, a portable terminal, a desktop terminal, etc., as shown in fig. 3, the electronic device includes:
a memory for storing computer program instructions; the method comprises the steps of,
a processor for executing the computer program instructions to perform the operations of the method of modeling a channel engineering construction as described in any one of embodiment 1.
In particular, processor 301 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and the like. The processor 301 may be implemented in at least one hardware form of DSP (Digital Signal Processing ), FPGA (Field-Programmable Gate Array, field programmable gate array), PLA (Programmable Logic Array ). The processor 301 may also include a main processor, which is a processor for processing data in an awake state, also called a CPU (Central Processing Unit ), and a coprocessor; a coprocessor is a low-power processor for processing data in a standby state. In some embodiments, the processor 301 may integrate a GPU (Graphics Processing Unit, image processor) for rendering and drawing of content required to be displayed by the display screen.
Memory 302 may include one or more computer-readable storage media, which may be non-transitory. Memory 302 may also include high-speed random access memory, as well as non-volatile memory, such as one or more magnetic disk storage devices, flash memory storage devices. In some embodiments, a non-transitory computer readable storage medium in memory 302 is used to store at least one instruction for execution by processor 301 to implement the canal engineering construction modeling method provided in embodiment 1 herein.
In some embodiments, the terminal may further optionally include: a communication interface 303, and at least one peripheral device. The processor 301, the memory 302 and the communication interface 303 may be connected by a bus or signal lines. The respective peripheral devices may be connected to the communication interface 303 through a bus, signal line, or circuit board. Specifically, the peripheral device includes: at least one of radio frequency circuitry 304, a display screen 305, and a power supply 306.
The communication interface 303 may be used to connect at least one peripheral device associated with an I/O (Input/Output) to the processor 301 and the memory 302. In some embodiments, processor 301, memory 302, and communication interface 303 are integrated on the same chip or circuit board; in some other embodiments, either or both of the processor 301, the memory 302, and the communication interface 303 may be implemented on separate chips or circuit boards, which is not limited in this embodiment.
The Radio Frequency circuit 304 is configured to receive and transmit RF (Radio Frequency) signals, also known as electromagnetic signals. The radio frequency circuitry 304 communicates with a communication network and other communication devices via electromagnetic signals.
The display screen 305 is used to display a UI (User Interface). The UI may include graphics, text, icons, video, and any combination thereof.
The power supply 306 is used to power the various components in the electronic device.
Example 4:
on the basis of any one of embodiments 1 to 3, this embodiment discloses a computer-readable storage medium for storing computer-readable computer program instructions configured to perform the operations of the canal engineering construction modeling method as described in embodiment 1 when run.
It will be apparent to those skilled in the art that the modules or steps of the invention described above may be implemented in a general purpose computing device, they may be concentrated on a single computing device, or distributed across a network of computing devices, or they may alternatively be implemented in program code executable by computing devices, such that they may be stored in a memory device for execution by the computing devices, or they may be separately fabricated into individual integrated circuit modules, or multiple modules or steps within them may be fabricated into a single integrated circuit module. Thus, the present invention is not limited to any specific combination of hardware and software.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solution of the present invention, and not limiting thereof; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some of the technical features thereof can be replaced by equivalents. Such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A canal engineering building modeling method is characterized in that: comprising the following steps:
obtaining line information corresponding to a canal engineering building, and generating a central line according to the line information;
acquiring flow section information corresponding to the central line and building cross section information in a canal system engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
obtaining line building basic information according to the line information, and calculating the water surface elevation of a building corresponding to the two-dimensional building information model according to the line building basic information;
generating a water surface section line according to the water surface elevation;
fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building;
building parameterization model information in a canal engineering building is obtained, and a three-dimensional building BIM model is built in the three-dimensional space line according to the building parameterization model information;
calculating and storing structural data corresponding to the three-dimensional building BIM according to the three-dimensional building BIM;
constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterized model information, wherein the building parameterized model information comprises the following steps:
constructing a parameterized model script file with input parameters and modeling process according to the building parameterized model information; the input parameters comprise type parameters and instance parameters, the parameterized model script file comprises type attributes and instance attributes, the type attributes comprise script file names, type names, user type attributes, type parameters and/or instance parameters, and the instance attributes comprise script file names, type names, instance parameters, space positioning attributes and/or user instance parameters;
constructing a three-dimensional building BIM model in the three-dimensional space line according to the parameterized model script file;
according to the three-dimensional building BIM model, calculating and storing structural data corresponding to the three-dimensional building BIM model, wherein the method comprises the following steps:
extracting a structural center line of the BIM of the three-dimensional building;
setting cross section size information of the central line of the structure, and acquiring material attribute information and model unit type information of a building corresponding to the BIM of the three-dimensional building;
and calculating and storing structural data corresponding to the BIM of the three-dimensional building according to the cross section size information, the material attribute information and the model unit type information.
2. The canal engineering construction modeling method according to claim 1, wherein: the flow section information comprises a specified flow section name, a canal engineering building type, a designed water depth, a designed area, a designed Zhou Shi, a designed hydraulic radius, a designed roughness, a designed bottom slope, a designed flow and/or a designed flow rate; the building cross-section information comprises a flow section, a building type, a building name, a start-end pile number, a transition section length and/or a fixed head loss, which are assigned to the building; the two-dimensional building information model includes a two-dimensional data model of an aqueduct, tunnel, and/or open channel building.
3. The canal engineering construction modeling method according to claim 1, wherein: after generating the centerline, the method further comprises:
obtaining a topographic section line corresponding to the central line according to the central line;
wherein, obtain topography section line according to the central line, include:
projecting a plurality of specified points in the center line onto a preset topographic curved surface to obtain a plurality of projection points corresponding to the specified points one by one;
sequentially connecting a plurality of projection points to obtain a multi-section line;
and flattening the multi-section line to a preset two-dimensional plane to obtain a terrain section line corresponding to the central line.
4. The canal engineering construction modeling method according to claim 1, wherein: after the water surface section line is generated, the method further comprises the following steps:
and generating a vertical section table containing all building information along the line in the canal engineering building according to the central line and the water surface section line.
5. The canal engineering construction modeling method according to claim 1, wherein: after constructing the three-dimensional building BIM model, the method further includes:
obtaining a plurality of pile numbers corresponding to the three-dimensional space line, and obtaining excavation section form information according to the pile numbers;
acquiring excavation and filling curved surface information according to the excavation section form information;
acquiring a digging instruction and/or a filling instruction corresponding to the digging and filling curved surface information, and calculating a digging volume and/or a filling volume corresponding to the digging and filling curved surface information according to the digging instruction and/or the filling instruction;
and according to the BIM model of the three-dimensional building, the excavation volume and/or the filling volume, and counting to obtain the excavation and filling building information.
6. A canal engineering building modeling system is characterized in that: a method for implementing the canal engineering construction modeling according to any one of claims 1 to 5; the canal engineering building modeling system comprises:
the system comprises a channel engineering line generation module, a line generation module and a line generation module, wherein the channel engineering line generation module is used for acquiring line information corresponding to a channel engineering building and generating a central line according to the line information;
the two-dimensional building modeling module is in communication connection with the channel engineering line generating module and is used for acquiring flow section information corresponding to the central line and building cross section information in a channel engineering building, and constructing a two-dimensional building information model in the central line according to the flow section information and the building cross section information;
the water surface line generation module is in communication connection with the two-dimensional building modeling module and is used for obtaining line building basic information according to the line information, calculating the water surface elevation of a building corresponding to the two-dimensional building information model according to the line building basic information and then generating a water surface section line according to the water surface elevation;
the three-dimensional building modeling module is in communication connection with the water surface line generating module and is used for fitting according to the central line and the water surface section line to obtain a three-dimensional space line of the canal system engineering building; the method is also used for obtaining building parameterization model information in the canal engineering building and constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterization model information;
the calculating module is in communication connection with the three-dimensional building modeling module and is used for calculating and storing structural data corresponding to the three-dimensional building BIM according to the three-dimensional building BIM;
constructing a three-dimensional building BIM model in the three-dimensional space line according to the building parameterized model information, wherein the building parameterized model information comprises the following steps:
constructing a parameterized model script file with input parameters and modeling process according to the building parameterized model information; the input parameters comprise type parameters and instance parameters, the parameterized model script file comprises type attributes and instance attributes, the type attributes comprise script file names, type names, user type attributes, type parameters and/or instance parameters, and the instance attributes comprise script file names, type names, instance parameters, space positioning attributes and/or user instance parameters;
constructing a three-dimensional building BIM model in the three-dimensional space line according to the parameterized model script file;
according to the three-dimensional building BIM model, calculating and storing structural data corresponding to the three-dimensional building BIM model, wherein the method comprises the following steps:
extracting a structural center line of the BIM of the three-dimensional building;
setting cross section size information of the central line of the structure, and acquiring material attribute information and model unit type information of a building corresponding to the BIM of the three-dimensional building;
and calculating and storing structural data corresponding to the BIM of the three-dimensional building according to the cross section size information, the material attribute information and the model unit type information.
7. An electronic device, characterized in that: comprising the following steps:
a memory for storing computer program instructions; the method comprises the steps of,
a processor for executing the computer program instructions to perform the operations of the canal engineering construction modeling method of any one of claims 1 to 5.
8. A computer readable storage medium storing computer program instructions readable by a computer, characterized by: the computer program instructions are configured to perform the operations of the channel engineering building modeling method of any one of claims 1 to 5 when run.
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