CN114611184A - BIM-based tunnel rapid modeling calculation method and device - Google Patents
BIM-based tunnel rapid modeling calculation method and device Download PDFInfo
- Publication number
- CN114611184A CN114611184A CN202210156470.1A CN202210156470A CN114611184A CN 114611184 A CN114611184 A CN 114611184A CN 202210156470 A CN202210156470 A CN 202210156470A CN 114611184 A CN114611184 A CN 114611184A
- Authority
- CN
- China
- Prior art keywords
- section
- route
- data
- tunnel
- sub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004364 calculation method Methods 0.000 title claims abstract description 28
- 239000011435 rock Substances 0.000 claims abstract description 19
- 238000013461 design Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims abstract description 18
- 230000006870 function Effects 0.000 claims abstract description 11
- 238000003491 array Methods 0.000 claims description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 claims description 3
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000000205 computational method Methods 0.000 claims 4
- 238000004590 computer program Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/13—Architectural design, e.g. computer-aided architectural design [CAAD] related to design of buildings, bridges, landscapes, production plants or roads
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/18—Complex mathematical operations for evaluating statistical data, e.g. average values, frequency distributions, probability functions, regression analysis
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
Abstract
The invention relates to a BIM-based tunnel rapid modeling calculation method, which comprises the following steps: step 110: creating a terrain model containing geological surrounding rocks according to the exploration data, and simultaneously storing all the exploration data in a database; step 120: acquiring flat curve data and longitudinal curve data of a route of design data, and calculating and creating a three-dimensional route according to the flat curve data and the longitudinal curve data; step 130: splitting a cross section in the design data into a plurality of section sub-items according to functions, and respectively defining a generation mode of each section sub-item; step 140: recombining the section sub items into a section combination, and defining a route segment according to a route starting point and an end point of the section combination; step 150: generating a tunnel model according to the route section and the section combination and automatically counting a project amount list; step 160: and judging whether data updating exists or not, and if so, updating the tunnel model. The invention realizes the full-automatic completion of the change of the tunnel model and solves the difficulty and pain points of the cost management of the whole process of the tunnel.
Description
Technical Field
The invention relates to the field of BIM technology and engineering cost, in particular to a BIM-based tunnel rapid modeling calculation method and device.
Background
In recent years, the concept of BIM is more and more attentive, and with the national emphasis on BIM technology, the gradual release of the national standard of BIM and the project recommendation of capital investment to the state even impose the application of BIM technology, and tunnel is naturally listed as a large project of government investment. Therefore, the calculation amount for rapidly modeling the tunnel based on the BIM technology has important significance for the investigation design, construction and construction of the tunnel engineering and the cost management.
At present, a BIM (building information modeling) model of a tunnel is usually established on the basis of an Ottck platform, a route is generated by using Civil3D, the mode of establishing a tunnel member model by matching Revit is matched, the route and the modeling need to be manually established and spliced, the modeling workload is huge, the efficiency is poor, and the modeling accuracy is difficult to check. The statistics of the tunnel engineering quantity includes two modes, one is that the built BIM model is used for carrying out volume statistics or component number statistics, then manual processing is carried out to convert the volume statistics or the component number statistics into an engineering quantity list, the process is very complicated, and the other two modes are that the traditional mainstream mode is used, Excel or manual drawing or array is carried out according to the length of a flat curve route and the cross section, the influence of the gradient of a longitudinal curve is not considered, then manual processing is carried out to convert the engineering quantity list, the workload of the two engineering quantity statistics modes is very complicated, and errors are more easily caused if the process is changed.
Disclosure of Invention
The invention aims to solve at least one of the defects of the prior art and provides a BIM-based tunnel rapid modeling calculation method and device.
In order to achieve the purpose, the invention adopts the following technical scheme:
specifically, a BIM-based tunnel rapid modeling calculation method is provided, which comprises the following steps:
step 110: establishing a terrain model containing geological surrounding rocks according to the exploration data, and simultaneously storing all the exploration data into a database;
step 120: acquiring flat curve data and longitudinal curve data of a route of design data, and calculating and creating a three-dimensional route according to the flat curve data and the longitudinal curve data;
step 130: splitting a cross section in the design data into a plurality of section sub-items according to functions, respectively defining a generation mode of each section sub-item, and defining an engineering quantity list code and an engineering quantity calculation formula of the section sub-item;
step 140: recombining the section sub items into a section combination, and defining a route segment according to a route starting point and an end point of the section combination;
step 150: generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
step 160: and judging whether exploration data change exists or not, if so, repeatedly executing the step 110 to the step 160, otherwise, judging whether flat curve data or longitudinal curve data change exists or not, if so, repeatedly executing the step 120 to the step 160, otherwise, judging whether cross section data change exists or not, if so, repeatedly executing the step 130 to the step 160, and otherwise, ending the process.
Further, the step 110 specifically includes the following steps,
acquiring exploration data by using tunnel engineering exploration points, connecting coordinates of all the exploration points on a boundary layer into an interface according to plane coordinates of the exploration points and geological boundary layer depths of various geological layers, creating a geological entity between two interfaces, finally generating a geological model of the whole route, grading each layer of geology according to tunnel surrounding rocks, and simultaneously storing all the engineering exploration point data into a database.
Further, the step 120 specifically includes the following steps,
extracting flat curve data of a route from design data of a tunnel project to be modeled, and calculating plane X and Y coordinates of any pile number point on the route by combining an intersection point method with the flat curve data; extracting longitudinal curve data of the route, calculating an elevation Z coordinate of any pile number point, combining X, Y and Z into a space coordinate of any pile number point on the route, calculating the space coordinate of the route from the starting end to the tail end according to a preset distance on the route, arranging the obtained coordinate points in sequence from the starting end to the tail end, and creating a Hermite fitting curve to form the three-dimensional route.
Further, specifically, the preset distance is 20 meters.
Further, the step 130 specifically includes the following steps,
the cross sections of the tunnels are different according to different grades of surrounding rocks passing through the tunnels, each cross section can be divided into the following classes according to the function and the model generation mode, each class of cross section subentry is defined by taking the center of the cross section of the tunnel as a central point,
the first type is a section sub item which is stretched along a route according to the section, such as excavation, lining, inverted arch backfill, bottom plate, side wall, arch wall, open ditch, side plate and pavement, and the engineering quantity is counted according to the volume. Such sub-items must define their cross-sectional shape, as well as the area parameter and one stretch length parameter, while defining the cross-sectional outer perimeter, inner perimeter parameters as desired;
the second type is a length type section sub item of the cable and the fire fighting pipe which are stretched along the route according to the section, and the engineering quantity statistics is weight statistics according to the length or the length;
the third type is a section sub item of a conduit, a bracket, a cover plate and a circumferential reinforcing steel bar which are arrayed longitudinally along the route, and the engineering quantity is counted as the number of the arrays;
the fourth type is that the longitudinal steel bars have both circumferential arrays and cross section sub items longitudinally stretched along the route, and the engineering quantity statistics is circumferential array quantity and length statistics of each one;
the fifth type is that the anchor rods have both circumferential arrays and cross section sub items of longitudinal arrays along the route, and the engineering quantity statistics is the quantity after the bidirectional arrays;
one to many project quantities lists can be defined under each type of section subentries as required, the list numbers, the list descriptions and the list units of the project quantities lists are directly selected according to the national standard, the project quantities are measured to obtain parameters defined under the section subentries and defined calculation formulas, and the list descriptions can also define variables to take values from the parameters.
Further, the step 140 specifically includes the following steps,
according to surrounding rocks passed by the tunnel, the whole tunnel is divided into different route sections according to the cross section of the tunnel, a starting point pile number and an end point pile number of the route sections are defined, the section sub items split in the step 130 are combined according to the cross section of the route sections, and a transverse offset value and a longitudinal offset value of the cross section center and the route center are respectively defined in consideration of the fact that the cross section center of the actual engineering is usually not coincident with the route center, so that deviation caused by the fact that a generated BIM model and calculated engineering quantity are inconsistent with the actual engineering quantity is avoided.
Further, the step 150 specifically includes the following steps,
according to the route segment defined in the step 140, firstly, the route segment is taken from the initial point stake number to the terminal point stake number of the route segment from the main route to obtain a preset distance and obtain the space coordinate of the route segment, the obtained coordinate points are arranged in sequence from the initial point stake number to the terminal point stake number, and a Hermite fitting curve is created to form a three-dimensional route of the route segment;
secondly, placing the section sub-item combination defined in the step 140 to the initial point pile number point of the three-dimensional route of the route section, creating each section sub-item model according to the generation modes of model stretching, array and the like defined by each sub-item, and calculating the engineering quantity according to each engineering quantity calculation mode under each section sub-item;
and finally, circularly counting all the engineering quantities in each route segment and each section subitem contained below the route segment to calculate the engineering quantities of the tunnel model, and deriving an engineering quantity inventory report.
The invention also provides a tunnel rapid modeling computation system based on the BIM, which comprises,
the terrain model creating module is used for creating a terrain model containing geological surrounding rocks according to the exploration data and storing all the exploration data into a database;
the three-dimensional route calculation module is used for acquiring the flat curve data and the longitudinal curve data of the route of the design data and calculating and establishing a three-dimensional route according to the flat curve data and the longitudinal curve data;
the section sub item generating module is used for splitting a cross section in the design data into a plurality of section sub items according to functions, respectively defining the generating mode of each section sub item, and defining the engineering quantity list code and the engineering quantity calculation formula of the section sub item;
the route segment generation module is used for recombining the section sub items into a section combination and defining a route segment according to a route starting point and an end point of the section combination;
the tunnel model generation module is used for generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
and the updating module is used for judging whether exploration data change exists, if so, repeatedly executing the step 110 to the step 160, if not, judging whether flat curve data or longitudinal curve data change exists, if so, repeatedly executing the step 120 to the step 160, if not, judging whether cross section data change exists, if so, repeatedly executing the step 130 to the step 160, and if not, ending the process.
The invention has the beneficial effects that:
by adopting the tunnel rapid modeling calculation method, a geological model containing geological surrounding rocks is directly generated through exploration data, a three-dimensional route is directly generated through coordinates of a flat curve and elevations of a longitudinal curve, then the cross section of the tunnel is divided into section sub-items according to functions, different types such as stretching according to the section, array according to the route, arrangement according to fixed points and the like are defined according to the generation mode of the tunnel, meanwhile, the engineering quantity list number and the engineering quantity statistical mode are defined, the route is divided into route segments with different cross section combinations according to the geological surrounding rocks, and finally, a tunnel model is directly generated and the engineering quantity is automatically counted, so that the automatic rapid modeling calculation quantity of the tunnel is realized, and the problems of large workload, low efficiency and poor accuracy caused by manual modeling are avoided. Meanwhile, the invention can also automatically update the tunnel model and count the engineering quantity according to the process change of exploration data, the flat longitudinal curve and the cross section, thereby realizing the full-automatic completion of the change and solving the difficulty and pain points of the cost management of the whole process of the tunnel.
Drawings
In order to more clearly illustrate the technical solutions in the examples of the present invention, the drawings used in the description of the examples will be briefly introduced below, it is obvious that the drawings in the following description are only some examples of the present invention, and that other drawings can be obtained by those skilled in the art without inventive effort, wherein:
FIG. 1 is a flow chart of a BIM-based tunnel rapid modeling computation method according to the present invention;
fig. 2 is a schematic structural diagram of the BIM-based tunnel rapid modeling computation apparatus according to the present invention.
Detailed Description
The conception, the specific structure and the technical effects of the present invention will be clearly and completely described in conjunction with the embodiments and the accompanying drawings to fully understand the objects, the schemes and the effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The same reference numbers will be used throughout the drawings to refer to the same or like parts.
Referring to fig. 1, in embodiment 1, the present invention provides a BIM-based tunnel rapid modeling calculation method, which includes the following steps:
step 110: creating a terrain model containing geological surrounding rocks according to the exploration data, and simultaneously storing all the exploration data in a database;
step 120: acquiring flat curve data and longitudinal curve data of a route of design data, and calculating and creating a three-dimensional route according to the flat curve data and the longitudinal curve data;
step 130: splitting a cross section in the design data into a plurality of section sub-items according to functions, respectively defining a generation mode of each section sub-item, and defining an engineering quantity list code and an engineering quantity calculation formula of the section sub-item;
step 140: recombining the section sub items into a section combination, and defining a route segment according to a route starting point and an end point of the section combination;
step 150: generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
step 160: and judging whether exploration data change exists or not, if so, repeatedly executing the step 110 to the step 160, otherwise, judging whether flat curve data or longitudinal curve data change exists or not, if so, repeatedly executing the step 120 to the step 160, otherwise, judging whether cross section data change exists or not, if so, repeatedly executing the step 130 to the step 160, and otherwise, ending the process.
When the model needs to be updated, the shape and the space positioning of the created model are firstly adjusted, and the existing model is not deleted and is created again. For example, for the section sub-items in the array mode, the queue pitch is adjusted from 10mm to 20mm, the array number is reduced from 100 to 50, and in some cases, the processing mode is that the first 50 of the original 100 items are sequentially adjusted according to the adjusted positions, then the last 50 items are deleted, the change information of the first 50 sub-item models is reserved, and the whole process and the whole life cycle recording and storage of each sub-item model and information are realized.
As a preferred embodiment of the present invention, the step 110 specifically includes the following,
acquiring exploration data by using tunnel engineering exploration points, connecting coordinates of all the exploration points on a boundary layer into an interface according to plane coordinates of the exploration points and geological boundary layer depths of various geological layers, creating a geological entity between two interfaces, finally generating a geological model of the whole route, grading each layer of geology according to tunnel surrounding rocks, and simultaneously storing all the engineering exploration point data into a database. The geology of each layer is classified into I, II, III, IV, V and the like according to the surrounding rocks of the tunnel. If the later exploration data is changed, the geological model can be updated in real time by combining the data stored in the database.
As a preferred embodiment of the present invention, the step 120 specifically includes the following,
extracting flat curve data of a route from design data of a tunnel project to be modeled, and calculating plane X and Y coordinates of any pile number point on the route by combining an intersection point method with the flat curve data; extracting longitudinal curve data of the route, calculating an elevation Z coordinate of any pile number point, combining X, Y and Z into a space coordinate of any pile number point on the route, calculating the space coordinate of the route from the starting end to the tail end according to a preset distance on the route, arranging the obtained coordinate points in sequence from the starting end to the tail end, and creating a Hermite fitting curve to form the three-dimensional route.
As a preferred embodiment of the present invention, specifically, the preset distance is 20 meters. The smaller the preset distance is, the higher the precision is, and therefore if higher precision is required, the smaller the preset distance can be, for example, 1 meter.
As a preferred embodiment of the present invention, the step 130 specifically includes the following,
the cross sections of the tunnels are different according to different grades of surrounding rocks passing through the tunnels, each cross section can be divided into the following classes according to the function and the model generation mode, each class of cross section subentry is defined by taking the center of the cross section of the tunnel as a central point,
the first type is a section sub item which is stretched along a route according to the section, such as excavation, lining, inverted arch backfill, bottom plate, side wall, arch wall, open ditch, side plate and pavement, and the engineering quantity is counted according to the volume. Such sub-items must define their cross-sectional shape, as well as the area parameter and one stretch length parameter, while defining the cross-sectional outer perimeter, inner perimeter parameters as desired;
the second type is a length type section sub item of the cable and the fire fighting pipe which are stretched along the route according to the section, and the engineering quantity statistics is weight statistics according to the length or the length;
the third type is a section sub item of a conduit, a bracket, a cover plate and a circumferential reinforcing steel bar which are arrayed longitudinally along the route, and the engineering quantity is counted as the number of the arrays;
the fourth type is that the longitudinal steel bars have both circumferential arrays and cross section sub items longitudinally stretched along the route, and the engineering quantity statistics is circumferential array quantity and length statistics of each one;
the fifth type is that the anchor rods have both an array along the circumferential direction and a section sub-item along the longitudinal array of the route, and the engineering quantity is counted as the quantity after the bidirectional array;
one to many project quantities lists can be defined under each type of section subentries as required, the list numbers, the list descriptions and the list units of the project quantities lists are directly selected according to the national standard, the project quantities are measured to obtain parameters defined under the section subentries and defined calculation formulas, and the list descriptions can also define variables to take values from the parameters.
As a preferred embodiment of the present invention, the step 140 specifically includes the following steps,
according to surrounding rocks passed by the tunnel, the whole tunnel is divided into different route sections according to the cross section of the tunnel, a starting point pile number and an end point pile number of the route sections are defined, the section sub items split in the step 130 are combined according to the cross section of the route sections, and a transverse offset value and a longitudinal offset value of the cross section center and the route center are respectively defined in consideration of the fact that the cross section center of the actual engineering is usually not coincident with the route center, so that deviation caused by the fact that a generated BIM model and calculated engineering quantity are inconsistent with the actual engineering quantity is avoided.
As a preferred embodiment of the present invention, the step 150 specifically includes the following steps,
according to the route segment defined in the step 140, firstly, the route segment is taken from the initial point stake number to the terminal point stake number of the route segment from the main route to obtain a preset distance and obtain the space coordinate of the route segment, the obtained coordinate points are arranged in sequence from the initial point stake number to the terminal point stake number, and a Hermite fitting curve is created to form a three-dimensional route of the route segment;
secondly, the section sub-item combination defined in the step 140 is placed at the initial point pile number point of the three-dimensional route of the route section, each section sub-item model is created according to the generation modes of model stretching, array and the like defined by each sub-item, and the engineering quantity is calculated according to each engineering quantity calculation mode under the section sub-items;
and finally, circularly counting all the engineering quantities in each route segment and each section subitem contained below the route segment to calculate the engineering quantities of the tunnel model, and deriving an engineering quantity inventory report.
In conjunction with fig. 2, the present invention also provides a BIM-based tunnel rapid modeling computation system, including,
the terrain model creating module is used for creating a terrain model containing geological surrounding rocks according to the exploration data and storing all the exploration data into a database;
the three-dimensional route calculation module is used for acquiring the flat curve data and the longitudinal curve data of the route of the design data and calculating and establishing a three-dimensional route according to the flat curve data and the longitudinal curve data;
the section sub-item generating module is used for splitting a cross section in the design data into a plurality of section sub-items according to functions, respectively defining the generating mode of each section sub-item, and defining the project amount list code and the project amount calculation formula of the section sub-item;
the route segment generation module is used for recombining the section sub items into a section combination and defining a route segment according to a route starting point and an end point of the section combination;
the tunnel model generation module is used for generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
and the updating module is used for judging whether exploration data change exists, if so, repeatedly executing the step 110 to the step 160, if not, judging whether flat curve data or longitudinal curve data change exists, if so, repeatedly executing the step 120 to the step 160, if not, judging whether cross section data change exists, if so, repeatedly executing the step 130 to the step 160, and if not, ending the process.
The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network modules. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution in this embodiment.
In addition, functional modules in the embodiments of the present invention may be integrated into one processing module, or each module may exist alone physically, or two or more modules are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode.
The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may be stored in a computer readable storage medium. Based on such understanding, all or part of the flow of the method according to the embodiments of the present invention may be implemented by a computer program, which may be stored in a medium of a computer readable storage and can implement the steps of the above embodiments of the method when executed by a processor. Wherein the computer program comprises computer program code, which may be in the form of source code, object code, an executable file or some intermediate form, etc. The computer-readable medium may include: any entity or device capable of carrying the computer program code, recording medium, usb disk, removable hard disk, magnetic disk, optical disk, computer Memory, Read-Only Memory (ROM), Random Access Memory (RAM), electrical carrier wave signals, telecommunications signals, software distribution medium, and the like. It should be noted that the computer readable medium may contain other components which may be suitably increased or decreased as required by legislation and patent practice in jurisdictions, for example, in some jurisdictions, computer readable media which may not include electrical carrier signals and telecommunications signals in accordance with legislation and patent practice.
While the present invention has been described in considerable detail and with particular reference to a few illustrative embodiments thereof, it is not intended to be limited to any such details or embodiments or any particular embodiments, but it is to be construed as effectively covering the intended scope of the invention by providing a broad, potential interpretation of such claims in view of the prior art with reference to the appended claims. Furthermore, the foregoing describes the invention in terms of embodiments foreseen by the inventor for which an enabling description was available, notwithstanding that insubstantial modifications of the invention, not presently foreseen, may nonetheless represent equivalent modifications thereto.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, and the present invention shall fall within the protection scope of the present invention as long as the technical effects of the present invention are achieved by the same means. The invention is capable of other modifications and variations in its technical solution and/or its implementation, within the scope of protection of the invention.
Claims (8)
1. A BIM-based tunnel rapid modeling calculation method is characterized by comprising the following steps:
step 110: creating a terrain model containing geological surrounding rocks according to the exploration data, and simultaneously storing all the exploration data in a database;
step 120: acquiring flat curve data and longitudinal curve data of a route of design data, and calculating and creating a three-dimensional route according to the flat curve data and the longitudinal curve data;
step 130: splitting a cross section in the design data into a plurality of section sub-items according to functions, respectively defining a generation mode of each section sub-item, and defining an engineering quantity list code and an engineering quantity calculation formula of the section sub-item;
step 140: recombining the section sub items into a section combination, and defining a route segment according to a route starting point and an end point of the section combination;
step 150: generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
step 160: and (3) judging whether exploration data change exists, if so, repeatedly executing the step 110 to the step 160, if not, judging whether flat curve data or longitudinal curve data change exists, if so, repeatedly executing the step 120 to the step 160, if not, judging whether cross section data change exists, if so, repeatedly executing the step 130 to the step 160, otherwise, ending the process.
2. The BIM-based tunnel rapid modeling computational method of claim 1, wherein the step 110 specifically comprises the following,
acquiring exploration data by using tunnel engineering exploration points, connecting coordinates of all the exploration points on a boundary layer into an interface according to plane coordinates of the exploration points and geological boundary layer depths of various geological layers, creating a geological entity between two interfaces, finally generating a geological model of the whole route, grading each layer of geology according to tunnel surrounding rocks, and simultaneously storing all the engineering exploration point data into a database.
3. The BIM-based tunnel rapid modeling computational method of claim 2, wherein the step 120 comprises in particular,
extracting flat curve data of a route from design data of a tunnel project to be modeled, and calculating plane X and Y coordinates of any pile number point on the route by combining an intersection point method with the flat curve data; extracting longitudinal curve data of the route, calculating an elevation Z coordinate of any pile number point, combining X, Y and Z into a space coordinate of any pile number point on the route, calculating the space coordinate of the route from the starting end to the tail end according to a preset distance on the route, arranging the obtained coordinate points from the starting end to the tail end in sequence, and creating a Hermite fitting curve to form the three-dimensional route.
4. The BIM-based tunnel rapid modeling calculation method according to claim 3, wherein the preset distance is 20 meters.
5. The BIM-based tunnel rapid modeling computational method of claim 3, wherein the step 130 comprises in particular,
the cross sections of the tunnels are different according to different grades of surrounding rocks passing through the tunnels, each cross section can be divided into the following classes according to the function and the model generation mode, each class of cross section subentry is defined by taking the center of the cross section of the tunnel as a central point,
the first type is a sub item of a section which is stretched along a route according to the section, such as excavation, lining, inverted arch backfill, bottom plate, side wall, arch wall, open trench, side plate, pavement and backfill, the engineering quantity is counted according to the volume, the sub item must define the section shape, define an area parameter and a stretching length parameter, and define the outer perimeter and the inner perimeter of the section as required;
the second type is a length type section sub item of the cable and the fire fighting pipe which are stretched along the route according to the section, and the engineering quantity statistics is weight statistics according to the length or the length;
the third type is a section sub item of a conduit, a bracket, a cover plate and a circumferential reinforcing steel bar which are arrayed longitudinally along the route, and the engineering quantity is counted as the number of the arrays;
the fourth type is that the longitudinal steel bars have both circumferential arrays and cross section sub items longitudinally stretched along the route, and the engineering quantity statistics is circumferential array quantity and length statistics of each one;
the fifth type is that the anchor rods have both an array along the circumferential direction and a section sub-item along the longitudinal array of the route, and the engineering quantity is counted as the quantity after the bidirectional array;
one to many project quantities lists can be defined under each type of section subentries as required, the list numbers, the list descriptions and the list units of the project quantities lists are directly selected according to the national standard, the project quantities are measured to obtain parameters defined under the section subentries and defined calculation formulas, and the list descriptions can also define variables to take values from the parameters.
6. The BIM-based tunnel rapid modeling computational method of claim 5, wherein the step 140 specifically comprises the following,
according to surrounding rocks passed by the tunnel, the whole tunnel is divided into different route sections according to the cross section of the tunnel, a starting point pile number and an end point pile number of the route sections are defined, the section sub items split in the step 130 are combined according to the cross section of the route sections, and a transverse offset value and a longitudinal offset value of the cross section center and the route center are respectively defined in consideration of the fact that the cross section center of the actual engineering is usually not coincident with the route center, so that deviation caused by the fact that a generated BIM model and calculated engineering quantity are inconsistent with the actual engineering quantity is avoided.
7. The BIM-based tunnel rapid modeling calculation method according to claim 6, wherein the step 150 specifically comprises the following,
according to the route segment defined in the step 140, firstly, the route segment is taken from the initial point stake number to the terminal point stake number of the route segment from the main route to obtain a preset distance and obtain the space coordinate of the route segment, the obtained coordinate points are arranged in sequence from the initial point stake number to the terminal point stake number, and a Hermite fitting curve is created to form a three-dimensional route of the route segment;
secondly, placing the section sub-item combination defined in the step 140 to the initial point pile number point of the three-dimensional route of the route section, creating each section sub-item model according to the generation modes of model stretching, array and the like defined by each sub-item, and calculating the engineering quantity according to each engineering quantity calculation mode under each section sub-item;
and finally, circularly counting all the engineering quantities in each route segment and each section subitem contained below the route segment to calculate the engineering quantities of the tunnel model, and deriving an engineering quantity inventory report.
8. BIM-based tunnel rapid modeling computational system, which is characterized by comprising,
the terrain model creating module is used for creating a terrain model containing geological surrounding rocks according to the exploration data and storing all the exploration data into a database;
the three-dimensional route calculation module is used for acquiring the flat curve data and the longitudinal curve data of the route of the design data and calculating and establishing a three-dimensional route according to the flat curve data and the longitudinal curve data;
the section sub item generating module is used for splitting a cross section in the design data into a plurality of section sub items according to functions, respectively defining the generating mode of each section sub item, and defining the engineering quantity list code and the engineering quantity calculation formula of the section sub item;
the route segment generation module is used for recombining the section sub items into a section combination and defining a route segment according to a route starting point and an end point of the section combination;
the tunnel model generation module is used for generating a tunnel model according to the route section and the section combination and automatically counting a project amount list;
and the updating module is used for judging whether exploration data change exists, if so, repeatedly executing the step 110 to the step 160, if not, judging whether flat curve data or longitudinal curve data change exists, if so, repeatedly executing the step 120 to the step 160, if not, judging whether cross section data change exists, if so, repeatedly executing the step 130 to the step 160, and if not, ending the process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210156470.1A CN114611184B (en) | 2022-02-21 | 2022-02-21 | Tunnel rapid modeling calculation method and device based on BIM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210156470.1A CN114611184B (en) | 2022-02-21 | 2022-02-21 | Tunnel rapid modeling calculation method and device based on BIM |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114611184A true CN114611184A (en) | 2022-06-10 |
| CN114611184B CN114611184B (en) | 2024-04-05 |
Family
ID=81858937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210156470.1A Active CN114611184B (en) | 2022-02-21 | 2022-02-21 | Tunnel rapid modeling calculation method and device based on BIM |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114611184B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115880396A (en) * | 2023-02-03 | 2023-03-31 | 山东铁路投资控股集团有限公司 | Construction progress chart automatic generation system and method based on construction organization design |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101650480B1 (en) * | 2015-07-27 | 2016-09-05 | 한국건설기술연구원 | System and method for tunnel bim simmulation using tunnel construction data and tunnel face xml data |
| CN108108566A (en) * | 2018-01-02 | 2018-06-01 | 河南省交通规划设计研究院股份有限公司 | Vcehicular tunnel design method based on BIM |
| CN109538237A (en) * | 2019-01-23 | 2019-03-29 | 河南省交通规划设计研究院股份有限公司 | A kind of vcehicular tunnel design method based on OBM |
| CN109711052A (en) * | 2018-12-27 | 2019-05-03 | 河南省交通规划设计研究院股份有限公司 | Tunnel model creation method based on Revit+Dynamo |
| CN110349262A (en) * | 2019-07-19 | 2019-10-18 | 山东省交通规划设计院 | A kind of tunnel geological forecast three-dimensional modeling method and system based on BIM |
| CN111666348A (en) * | 2020-04-30 | 2020-09-15 | 中铁第一勘察设计院集团有限公司 | Railway four-electrical engineering BIM information model creation method based on IDM process |
| CN112270024A (en) * | 2020-09-25 | 2021-01-26 | 上海市基础工程集团有限公司 | BIM technology-based tunnel rapid modeling method |
| CN112487521A (en) * | 2020-11-03 | 2021-03-12 | 重庆大学 | Point cloud-based BIM (building information modeling) method and system for tunnel reconstruction project |
| CN112560154A (en) * | 2020-12-23 | 2021-03-26 | 中交第二公路勘察设计研究院有限公司 | Highway tunnel engineering BIM model dynamic creation method based on Unity platform |
| CN113190910A (en) * | 2021-05-24 | 2021-07-30 | 广州地铁集团有限公司 | Slice analysis system and method based on BIM three-dimensional geological tunnel model |
| CN113269883A (en) * | 2021-06-18 | 2021-08-17 | 云南航天工程物探检测股份有限公司 | BIM three-dimensional geological modeling method based on two-dimensional profile and CATIA |
| KR102308200B1 (en) * | 2021-02-19 | 2021-10-05 | 주식회사 한울씨앤비 | Method for management build construction based Building Information Modeling |
-
2022
- 2022-02-21 CN CN202210156470.1A patent/CN114611184B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101650480B1 (en) * | 2015-07-27 | 2016-09-05 | 한국건설기술연구원 | System and method for tunnel bim simmulation using tunnel construction data and tunnel face xml data |
| CN108108566A (en) * | 2018-01-02 | 2018-06-01 | 河南省交通规划设计研究院股份有限公司 | Vcehicular tunnel design method based on BIM |
| CN109711052A (en) * | 2018-12-27 | 2019-05-03 | 河南省交通规划设计研究院股份有限公司 | Tunnel model creation method based on Revit+Dynamo |
| CN109538237A (en) * | 2019-01-23 | 2019-03-29 | 河南省交通规划设计研究院股份有限公司 | A kind of vcehicular tunnel design method based on OBM |
| CN110349262A (en) * | 2019-07-19 | 2019-10-18 | 山东省交通规划设计院 | A kind of tunnel geological forecast three-dimensional modeling method and system based on BIM |
| CN111666348A (en) * | 2020-04-30 | 2020-09-15 | 中铁第一勘察设计院集团有限公司 | Railway four-electrical engineering BIM information model creation method based on IDM process |
| CN112270024A (en) * | 2020-09-25 | 2021-01-26 | 上海市基础工程集团有限公司 | BIM technology-based tunnel rapid modeling method |
| CN112487521A (en) * | 2020-11-03 | 2021-03-12 | 重庆大学 | Point cloud-based BIM (building information modeling) method and system for tunnel reconstruction project |
| CN112560154A (en) * | 2020-12-23 | 2021-03-26 | 中交第二公路勘察设计研究院有限公司 | Highway tunnel engineering BIM model dynamic creation method based on Unity platform |
| KR102308200B1 (en) * | 2021-02-19 | 2021-10-05 | 주식회사 한울씨앤비 | Method for management build construction based Building Information Modeling |
| CN113190910A (en) * | 2021-05-24 | 2021-07-30 | 广州地铁集团有限公司 | Slice analysis system and method based on BIM three-dimensional geological tunnel model |
| CN113269883A (en) * | 2021-06-18 | 2021-08-17 | 云南航天工程物探检测股份有限公司 | BIM three-dimensional geological modeling method based on two-dimensional profile and CATIA |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115880396A (en) * | 2023-02-03 | 2023-03-31 | 山东铁路投资控股集团有限公司 | Construction progress chart automatic generation system and method based on construction organization design |
| CN115880396B (en) * | 2023-02-03 | 2023-07-21 | 山东铁路投资控股集团有限公司 | Automatic construction progress chart generation system and method based on construction organization design |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114611184B (en) | 2024-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112381937B (en) | Multi-source geological data coupling modeling method based on drilling and complex geological profile | |
| CN111062081A (en) | Underground continuous wall construction method based on BIM technology | |
| CN110263456B (en) | Tunnel dynamic feedback analysis system based on IFC standard | |
| Diara et al. | Open source hbim for cultural heritage: A project proposal | |
| CN111191307B (en) | Earthwork virtual construction method based on BIM+GIS technology | |
| CN111898228A (en) | Visual gas pipe network static simulation system based on CAD and calculation method thereof | |
| CN111382472A (en) | Method and device for predicting shield-induced proximity structure deformation by random forest fusion SVM (support vector machine) | |
| CN114611184A (en) | BIM-based tunnel rapid modeling calculation method and device | |
| US20230324574A1 (en) | Stereoscopic identification method and apparatus for disturbance stress evolution process of underground cave surrounding rock | |
| CN113626919A (en) | Tunnel parameterization three-dimensional design method, device, equipment and readable storage medium | |
| CN115238343B (en) | BIM technology-based intelligent construction method for foundation pit support | |
| CN111305899B (en) | Method for determining removal length of temporary support for construction of subway station arch cover method | |
| CN110675498B (en) | Long and large strip-shaped three-dimensional geological environment modeling method and device and terminal equipment | |
| CN104318030A (en) | Deformation-equivalence based automatic comprehensive deformation modulus calculating method for arch-dam foundations | |
| CN114741871A (en) | Automatic statistical calculation method, equipment and storage medium for highway tunnel engineering quantity | |
| CN112580134B (en) | Design method, device, equipment and storage medium for roadbed engineering | |
| CN114255270A (en) | Method and platform for automatically calculating roadbed earthwork based on oblique photography technology | |
| KR101282215B1 (en) | System and method for quantity surveying | |
| CN104240301A (en) | Geological surface reconstruction method and device | |
| CN115375867B (en) | Method, system, equipment and medium for calculating geothermal resource quantity by using grid model | |
| CN114549769A (en) | BIM-based automatic checking method and device for measuring earth and stone engineering quantities in stages | |
| CN112907649A (en) | Method, device, equipment and storage medium for measuring volume of soil and stone in pipe ditch | |
| EP3451191B1 (en) | Computer implemented method for manipulating a numerical model of a 3d domain | |
| CN113989453B (en) | Method, system and device for acquiring RQD of high-steep-risk terrain rock mass | |
| CN108876916A (en) | Braided stream training image generation method and equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |