CN104281729A - BIM (building information model) method for digital processing and manufacturing of steel structure buildings - Google Patents
BIM (building information model) method for digital processing and manufacturing of steel structure buildings Download PDFInfo
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Abstract
The invention provides a BIM (building information model) method for digital processing and manufacturing of steel structure buildings. The method comprises four parts, namely building design, structure design and analysis, detailed drawing design, and digital control processing and manufacturing. The method has the advantage that each part has respective basic process step requirements, and the certain information interaction is performed between the processes, so information can be timely updated, the problems of unsmooth connection of processes between current specialties and ineffective transmission of data are solved, and the problem of low efficiency in the digital design and construction process of the steel structure buildings is improved.
Description
Technical field
The present invention relates to a kind of digitalization processing method, be specifically related to a kind of BIM method being applied to steel building Digital manufacturing and manufacturing.
Background technology
In order to meet the construction demand of China's rapid urban, shorten the designed and calculated cycle of steel building, control construction cost, digitizing technique starts to be applied in building field.But, digital applications in present stage building trade substantially also follows traditional workflow (comprising architectural design-structural design-Deepen Design-process such as processing and manufacturing and construction), mainly there is following problem: (1) whole techniqueflow lacks standardization, the linking efficiency between each specialty is lower; (2) the interaction data content in each stage is still not clear, and data interaction is not smooth.
Summary of the invention
The invention provides a kind of BIM management technology method being applied to steel building Digital manufacturing and manufacturing, solve Connection between Processes between current each specialty not smooth, the problem that interaction data cannot effectively transmit, to improve the inefficiency problem in steel building Design of digital and building course.
Technology application flow in the present invention comprises:
Architectural design-structural design and analysis-detail drawing Deepen Design-Digital manufacturing manufacture four-stage, the process of establishing of each session information model is not mutually isolated, each stage can generate corresponding data message, and along with the propelling of project and in-depth, data message also constantly to accumulate and is upgrading, also have the mutual collaborative processes between different phase therebetween, thus improve final Global Information model.
The technical characteristic of described flow process is:
A process deepening constantly superposition by architectural design to the foundation of digital control processing fabrication phase numerical information model.Traditional design cycle is mainly based on the mode of operation of two-dimentional map file, and due to the difference of software platform, the model information of each stage, different majors cannot realize complete transmission.Each stage will need repetition modeling according to respective, does not possess the relevance of information between model, cannot realize the effectively collaborative of each stage.And there is not obvious fault-layer-phenomenon based on the technology application flow of BIM in each stage, support model is revised with associating of map file and is automatically upgraded, the conversion of data can be made and link more smooth, ensure that integrality and the real-time of information, make each specialty can concurrent working earlier, and " collision is checked " Timeliness coverage can be passed through and the problem of correcting in model, thus realize sawtooth design and the construction of engineering project, reduce costs and raise the efficiency.
In the present invention, the data demand of each session information model is:
(1) model that architectural design specialty is set up focuses on the morphologic appearance of building integral and the determination for the space topological of each building such as slab column wall basic building block, distribution and positioning relation more.The modeling software operating platform that current building design stage is mainly applied comprises Autodesk Revit Architecture, SketchUp, Rhinoceros etc., needed for pass to downstream model data content then comprise geometric attribute information and the large class of non-geometric attribute information two of BUILDINGS MODELS.Wherein, geometric attribute comprises axis location size accurately, the space qualifications such as profile boundary alignment, curvature of curved surface of building, structure model selection and structural elements roughly (Ru Liang, plate, post etc.) location dimension, shape and component angle etc., and need clearly variable geometric condition and unmodifiable geometric condition; But not geometric attribute then comprises the relevant information such as building materials, live load.
(2) information model of structural design and analysis phase with structure physical model for core, should be mainly used in calculating and the optimization of structure, guarantees the rationality of structural design.Be applied to the software Numerous of structure analysis and calculating at present, as Autodesk Revit Structure, Autodesk Robot Structural Analysis, PKPM, SAP2000, MIDAS, 3D3S, STAAB, MTS, ANSYS, ETABS, ABAQUS etc., but still need further exploitation, make it to dock better with other softwares under BIM platform.The model data content that this one-phase swims transmission downwards is also divided into structural model geometric attribute and constraint and non-geometric attribute and retrains two large category informations.Geometric attribute and constraint comprise integrally-built axle net size; The annexation of structural elements and mutual alignment relation, comprise its position of positioning relation, absolute altitude, component and section form and size etc. accurately; And the necessary sized such as the location dimension of each structural elements (coordinate dimension), overall dimensions, point size (linear dimension, Angular Dimension, section radius size).Non-geometric attribute and constraint then comprise the restriction relation of structure function aspect, mainly refer to that the intensity of connecting elements illustrates and structure illustrates, and weldquality requires, the model of bolt and layout, weldering nail layout etc.; The requirement of engineering aspect and constraint, the model specification as the trade mark of steel and quality grade, corresponding product standard, structural elements illustrates, the forming mode of steel beam column, installation requirement and coating specification etc.
(3) the detail drawing Deepen Design stage is mainly around building solid model, improving joint structure design, complete Construction of Steel Structure draft design, colliding the contents such as check to improve its information model, and this demands processes each rod member connected node, structure, processing and mounting process details.The software operating platform of main application comprises Tekla Structure, AutoCAD, StruCad, ProSteel, PKPM-STXT, Bocad etc., its model data content transmitted to downstream mainly should comprise the type of steel structure member, numbering, quantity and attitude information, bar cross section form and dimension information, node installation information (as weld to fix bolt etc.), machining feature information, and various material number in component, bolt specification, aperture, size, groove type, the information such as ultralong overweight member segments position.Meanwhile, in the model information of this one-phase, also should comprise bill of materials data message, thus carry out the work such as worked structure plan, cost control and progress control for the processing and manufacturing stage foundation is provided.
(4) the digital control processing fabrication phase, its information model mainly completes the NC data-linkage exported with upstream detail drawing Deepen Design stage BIM model, and then automation equipment such as application numerical control cutting machine etc. carries out component setting-out, and carry out automatic nest typesetting, excision forming after setting machining path, completes whole process.The software operating platform that this stage is mainly applied comprises the jacking softwares for composing such as AutoCAD, FastCAM, Autonest, and its data content then comprises typesetting jacking information, machining path coded file, in-process inventory file etc.Wherein, typesetting jacking information comprises real-time dynamic statistical discharge data, ellipse and spline curve fitting data, the inside and outside profile geometric data of part, introducing (going out) line (arc) position data; Machining path coded file mainly comprise processing sequence comprise with plant equipment motion track information, in-process inventory file be with the blanking inventory of part sketch, projects amount adds up; In-process inventory file then refers to relevant all kinds of forms (steel plate cutting inventory, material Track Table, utilization factor summary sheet, clout table, part summary sheet etc.).
Concrete steps are:
Be applied to the BIM method that steel building Digital manufacturing manufactures, it is characterized in that comprising the steps:
Step one, architectural design
The Elementary Architecture design phase, architect carries out conceptual design and Computerized three-dimensional modeling work according to every composite requests such as the environmental factor such as wind, light and building functions, while determining Elementary Architecture form, need to work in coordination with the structure model selection of determining to build with structure discipline, and adjust the moulding of three-dimensional model according to the feedback scheme of structure discipline; Carry out building function design modifying according to architectural image subsequently, set up building interior model, improve and work in coordination with other relevant specialities such as equipment the three-dimensional model carrying out crash tests; After test, draw building design and construction figure according to standard, and carry out drawing examination and file;
The Research on Interactive Problem between emphasis solution architectural discipline and structural design specialty is answered in this step, architectural discipline requires to optimize Form of Architecture by the structural form that computational analysis draws according to structure discipline, therebetween mainly rely on Revit, AutoCAD or Rhino three-dimensional information model and carry out data transmission, be aided with the two-dimentional drawing such as planimetric map and major profile figure, the data layout transmitted therebetween is mainly RVT, SAT and DWG;
This stage architectural discipline needs the data demand being supplied to structure discipline to be: geometric attribute information, comprise axis location size accurately, the space qualifications such as profile boundary alignment, curvature of curved surface of building, structure model selection and structural elements location dimension roughly, shape and component angle etc., and need clearly variable geometric condition and unmodifiable geometric condition; And non-geometric attribute information, comprise the relevant information such as building materials, live load;
Step 2, structural design and analysis
Structural design and analysis phase, the version of the design conditions determination building integral that structural design teacher proposes according to architect and load and cross section information, and set up structural computational model, carry out structural checking computation according to the dissimilar characteristic use structure analysis and calculation software of structure again, checking computations structural feedback is revised to architectural discipline and determines architectural image; Draw Steel Structural Design working drawing subsequently and pay downstream draft design unit and draw Construction of Steel Structure detail drawing, the two needs to work in coordination with for the aspect such as node type, processing technology of steel structural rod piece; After to the examination & verification of Construction of Steel Structure detail drawing, file of publishing picture;
In this step except with architectural discipline collaborative except, also answer the Research on Interactive Problem between emphasis solution structural design and draft design, therebetween mainly rely on Revit Structure, AutoCAD three-dimensional information model and carry out data transmission, be aided with the two-dimentional drawing such as leader, floor plan, bar element figure and attribute list, node coordinate table, node serial number figure and steel structure material table and typical node to illustrate, the data layout transmitted therebetween is mainly IFC, DWG/DXF;
The professional data demand being supplied to draft design specialty that needs of this stage structures is: geometric attribute information and constraint, comprise integrally-built axle net size; The annexation of structural elements and mutual alignment relation, comprise its position of positioning relation, absolute altitude, component and section form and size etc. accurately; And the location dimension of each structural elements (coordinate dimension), overall dimensions, point size (linear dimension, Angular Dimension, section radius size) necessary sized; And non-geometric attribute and constraint, comprise the restriction relation of structure function aspect, mainly refer to that the intensity of connecting elements illustrates and structure illustrates, and weldquality requires, the model of bolt and layout, weldering nail are arranged; The requirement of engineering aspect and constraint, the model specification as the trade mark of steel and quality grade, corresponding product standard, structural elements illustrates, the forming mode of steel beam column, installation requirement and coating specification;
Step 3, draft design
The draft design stage, after construction drawing design unit and installation unit tell somebody what one's real intentions are, draft design personnel submit the problem report book in drawing to, and according to the segmentation position of material, equipment requirement determination rod member and processing technology, and then carry out draft design, and work in coordination with clear and definite design of node scheme with construction drawing design side; Complete drawing and self-correcting after being audited by technique, feed back to the check and correction of construction drawing design side, examination & verification also revisions on drawings subsequently;
This step is mainly around building solid model, improving joint structure design, complete Construction of Steel Structure draft design, colliding the contents such as check to improve its information model, and this demands processes each rod member connected node, structure, processing and mounting process details; The software operating platform of main application comprises Tekla Structure, AutoCAD, StruCad, ProSteel, PKPM-STXT, Bocad etc., and the data data format of transfering between downstream is mainly DWG/DXF, NC data and EXCEL.
The invention has the advantages that: the present invention proposes a kind of BIM management process that can be applied to steel building Digital manufacturing and manufacture, specify that content and the call format of data interaction between each specialty, make data transmit and feedback procedure more efficient, improve design efficiency, data between do not plan a successor when improving that each specialty is worked in coordination with in the past, be connected not smooth problem.
Accompanying drawing explanation
Fig. 1 P-BIM application technology frame diagram
Fig. 2 technology using integral process flow diagram
Fig. 3 a building design stage detail flowchart
Fig. 3 b structural design and analysis phase detail flowchart
Fig. 3 c draft design stage detail flowchart
Fig. 3 d digital control processing fabrication phase detail flowchart
Data transport frame under Fig. 4 P-BIM platform
Fig. 5 natatorium Revit BUILDINGS MODELS
Fig. 6 natatorium Rhino BUILDINGS MODELS
Fig. 7 natatorium structural model figure
Fig. 8 natatorium steel construction in-depth model
Fig. 9 natatorium steel construction detail drawing
Figure 10 natatorium steel structure member stretch-out view
Figure 11 natatorium component numerical control shop detail drawing
embodiment
Below in conjunction with accompanying drawing, the present invention is further described.
As shown in Figure 1, technological system of the present invention, mainly comprise architectural design, structural design and analysis, draft design and digital control processing and manufacture four parts, each several part has its respective basic procedure step requirement, and mutually there is certain information interaction between flow process, to guarantee upgrading in time of information, idiographic flow step is as follows:
Step one, architectural design
The Elementary Architecture design phase, as Fig. 3 a, architect carries out conceptual design and Computerized three-dimensional modeling work according to every composite requests such as the environmental factor such as wind, light and building functions, while determining Elementary Architecture form, need to work in coordination with the structure model selection of determining to build with structure discipline, and adjust the moulding of three-dimensional model according to the feedback scheme of structure discipline; Carry out building function design modifying according to architectural image subsequently, set up building interior model, improve and work in coordination with other relevant specialities such as equipment the three-dimensional model carrying out crash tests; After test, draw building design and construction figure according to standard, and carry out drawing examination and file.
The Research on Interactive Problem between emphasis solution architectural discipline and structural design specialty is answered in this step, architectural discipline requires to optimize Form of Architecture by the structural form that computational analysis draws according to structure discipline, therebetween mainly rely on Revit, AutoCAD or Rhino three-dimensional information model and carry out data transmission, be aided with the two-dimentional drawing such as planimetric map and major profile figure, the data layout transmitted therebetween is mainly RVT, SAT and DWG.
This stage architectural discipline needs the data demand being supplied to structure discipline to be: geometric attribute information, comprise axis location size accurately, the space qualifications such as profile boundary alignment, curvature of curved surface of building, structure model selection and structural elements roughly (Ru Liang, plate, post etc.) location dimension, shape and component angle etc., and need clearly variable geometric condition and unmodifiable geometric condition; And non-geometric attribute information, comprise the relevant information such as building materials, live load.
Step 2, structural design and analysis
Structural design and analysis phase, as Fig. 3 b, the version of the design conditions determination building integral that structural design teacher proposes according to architect and load and cross section information, and set up structural computational model, carry out structural checking computation according to the dissimilar characteristic use structure analysis and calculation software of structure again, checking computations structural feedback is revised to architectural discipline and determines architectural image.Draw Steel Structural Design working drawing subsequently and pay downstream draft design unit and draw Construction of Steel Structure detail drawing, the two needs to work in coordination with for the aspect such as node type, processing technology of steel structural rod piece; After to the examination & verification of Construction of Steel Structure detail drawing, file of publishing picture.
In this step except with architectural discipline collaborative except, also answer the Research on Interactive Problem between emphasis solution structural design and draft design, therebetween mainly rely on Revit Structure, AutoCAD three-dimensional information model and carry out data transmission, be aided with two-dimentional drawing and steel structure material table and the typical node explanation etc. such as leader, floor plan, bar element figure and attribute list, node coordinate table, node serial number figure, the data layout transmitted therebetween is mainly IFC, DWG/DXF.
The professional data demand being supplied to draft design specialty that needs of this stage structures is: geometric attribute information and constraint, comprise integrally-built axle net size; The annexation of structural elements and mutual alignment relation, comprise its position of positioning relation, absolute altitude, component and section form and size etc. accurately; And the necessary sized such as the location dimension of each structural elements (coordinate dimension), overall dimensions, point size (linear dimension, Angular Dimension, section radius size).And non-geometric attribute and constraint, comprise the restriction relation of structure function aspect, mainly refer to that the intensity of connecting elements illustrates and structure illustrates, and weldquality requires, the model of bolt and layout, weldering nail are arranged; The requirement of engineering aspect and constraint, the model specification as the trade mark of steel and quality grade, corresponding product standard, structural elements illustrates, the forming mode of steel beam column, installation requirement and coating specification etc.
Step 3, draft design
The draft design stage, as Fig. 3 c, after construction drawing design unit and installation unit tell somebody what one's real intentions are, draft design personnel submit the problem report book in drawing to, and according to the segmentation position of material, equipment requirement determination rod member and processing technology, and then carry out draft design, and work in coordination with clear and definite design of node scheme with construction drawing design side.Complete drawing and self-correcting after being audited by technique, feed back to the check and correction of construction drawing design side, examination & verification also revisions on drawings subsequently.
This step is mainly around building solid model, improving joint structure design, complete Construction of Steel Structure draft design, colliding the contents such as check to improve its information model, and this demands processes each rod member connected node, structure, processing and mounting process details.The software operating platform of main application comprises Tekla Structure, AutoCAD, StruCad, ProSteel, PKPM-STXT, Bocad etc., and the data data format of transfering between downstream is mainly DWG/DXF, NC data and EXCEL.
This stage draft design specialty needs: should comprise the type of steel structure member, numbering, quantity and attitude information, bar cross section form and dimension information, node installation information (as weld to fix bolt etc.), machining feature information, and various material number in component, bolt specification, aperture, size, groove type, ultralong overweight member segments position, and bill of materials data message.
Step 4, digital control processing manufacture
The digital control processing fabrication phase, as Fig. 3 d, its information model mainly completes the NC data-linkage exported with upstream detail drawing Deepen Design stage BIM model, and then automation equipment such as application numerical control cutting machine etc. carries out component setting-out, after part correction, drilling, assembling, inspection, welding and examination are errorless, carry out automatic nest typesetting, excision forming after setting machining path, completes whole process.
The software operating platform that this step is mainly applied comprises the jacking softwares for composing such as AutoCAD, FastCAM, Autonest, the data content produced then comprises typesetting jacking information, machining path coded file, in-process inventory file, production control table etc., mainly relies on the data layouts such as DWG/DXF, CNC, DSTV.
The typesetting jacking information that this stage generates comprises real-time dynamic statistical discharge data, ellipse and spline curve fitting data, the inside and outside profile geometric data of part, introducing (going out) line (arc) position data; Machining path coded file mainly comprise processing sequence comprise with plant equipment motion track information, in-process inventory file be with the blanking inventory of part sketch, projects amount adds up; In-process inventory file then refers to relevant all kinds of forms (steel plate cutting inventory, material Track Table, utilization factor summary sheet, clout table, part summary sheet etc.).
The data transmission system of model bank as shown in Figure 4, manufacture four-stage in architectural design, Structure Design and Calculation analysis, steel construction draft design and digital control processing and set up the model bank meeting call format respectively, each model bank interrelated and can with amendment real-time update.The model in conceptual phase, concept phase and Deepen Design stage is uploaded in building in three-dimensional information model bank with design progress situation by architectural discipline in real time, structure discipline can at any time from correlation model storehouse extract meet structure discipline require associated documents and carry out structural calculation and design, architectural discipline can be modified according to correlation model.In like manner, steel construction detail drawing specialty and digital control processing manufacturing firm also can extract real-time feedback models, thus reach the timely synchronized update of model.
Construction work example according to the present invention carries out: certain natatorium, Olympic Sports Center project is individual layer large space building, floor area is 12399.40 square metres, spectators' number of attending a banquet is 2562, gross building area 23062 square metres, building height 29.6m, agent structure form is reinforced concrete frame structure, and roof is space steel truss structure.
As Fig. 5,6, at building design stage, set up building three-dimensional model by Rhino and Revit software platform, by orientation axis, building profile, and the geological information such as preliminary structural elements location dimension, shape and angle passes to structural engineer in conjunction with two-dimentional drawing.
As Fig. 7, in structural design and analysis phase, mainly carry out analytical calculation and structural modeling based on relevant Software of structural computation and analysis and Revit Structure, determine the position of the positioning relation of each component, absolute altitude, component and section form and the necessary sized such as overall dimensions, point size (linear dimension, Angular Dimension, section radius size).
As Fig. 8,9, in the detail drawing Deepen Design stage, first according to the IFC model of being derived by Revit, steel construction three-dimensional information model is set up in application Tekla Structure (XSteel), intuitively and exactly determines spatial relation and the connected mode of each structural elements.Simultaneously, in conjunction with the connection detail of two dimension, indicate bolt specification, aperture, size, groove type, bar cross section form and dimension information, node installation information (as weld to fix bolt etc.), machining feature etc., and carry out crash tests on this basis, find timely and effectively and correct for design problem.
As Figure 10,11, in the digital control processing fabrication phase, each panel and node part are carried out mathematical lofting according to the size of the three-dimensional information model of Tekla and design drawing mark and the technological requirement of processing and manufacturing by steel construction company in a computer, namely the coordinate points data of each breaking up point are accurately obtained by mathematical computations, fairing processing is carried out to each point, obtain the displaypattern data message that shape error is less, generate geometrical expansion figure and the digital control processing detail drawing of steel structure member.Again the problem wherein found is labeled in model and drawing, walks abreast and be uploaded to Share Model storehouse, feed back to designer, Improvement and perfection design proposal.Classified by the characteristic such as sheet metal thickness, material by all parts patterns in conjunction with inventories afterwards, application FastCAM automatic typesetting jacking also sets machining path, starts digital control processing manufacture, and then completes assembling construction.
Claims (1)
1. be applied to the BIM method that steel building Digital manufacturing manufactures, it is characterized in that comprising the steps:
Step one, architectural design
The Elementary Architecture design phase, architect carries out conceptual design and Computerized three-dimensional modeling work according to every composite requests such as the environmental factor such as wind, light and building functions, while determining Elementary Architecture form, need to work in coordination with the structure model selection of determining to build with structure discipline, and adjust the moulding of three-dimensional model according to the feedback scheme of structure discipline; Carry out building function design modifying according to architectural image subsequently, set up building interior model, improve and work in coordination with other relevant specialities such as equipment the three-dimensional model carrying out crash tests; After test, draw building design and construction figure according to standard, and carry out drawing examination and file;
The Research on Interactive Problem between emphasis solution architectural discipline and structural design specialty is answered in this step, architectural discipline requires to optimize Form of Architecture by the structural form that computational analysis draws according to structure discipline, therebetween mainly rely on Revit, AutoCAD or Rhino three-dimensional information model and carry out data transmission, be aided with the two-dimentional drawing such as planimetric map and major profile figure, the data layout transmitted therebetween is mainly RVT, SAT and DWG;
This stage architectural discipline needs the data demand being supplied to structure discipline to be: geometric attribute information, comprise axis location size accurately, the space qualifications such as profile boundary alignment, curvature of curved surface of building, structure model selection and structural elements location dimension roughly, shape and component angle etc., and need clearly variable geometric condition and unmodifiable geometric condition; And non-geometric attribute information, comprise the relevant information such as building materials, live load;
Step 2, structural design and analysis
Structural design and analysis phase, the version of the design conditions determination building integral that structural design teacher proposes according to architect and load and cross section information, and set up structural computational model, carry out structural checking computation according to the dissimilar characteristic use structure analysis and calculation software of structure again, checking computations structural feedback is revised to architectural discipline and determines architectural image; Draw Steel Structural Design working drawing subsequently and pay downstream draft design unit and draw Construction of Steel Structure detail drawing, the two needs to work in coordination with for the aspect such as node type, processing technology of steel structural rod piece; After to the examination & verification of Construction of Steel Structure detail drawing, file of publishing picture;
In this step except with architectural discipline collaborative except, also answer the Research on Interactive Problem between emphasis solution structural design and draft design, therebetween mainly rely on Revit Structure, AutoCAD three-dimensional information model and carry out data transmission, be aided with the two-dimentional drawing such as leader, floor plan, bar element figure and attribute list, node coordinate table, node serial number figure and steel structure material table and typical node to illustrate, the data layout transmitted therebetween is mainly IFC, DWG/DXF;
The professional data demand being supplied to draft design specialty that needs of this stage structures is: geometric attribute information and constraint, comprise integrally-built axle net size; The annexation of structural elements and mutual alignment relation, comprise its position of positioning relation, absolute altitude, component and section form and size etc. accurately; And the location dimension of each structural elements (coordinate dimension), overall dimensions, point size (linear dimension, Angular Dimension, section radius size) necessary sized; And non-geometric attribute and constraint, comprise the restriction relation of structure function aspect, mainly refer to that the intensity of connecting elements illustrates and structure illustrates, and weldquality requires, the model of bolt and layout, weldering nail are arranged; The requirement of engineering aspect and constraint, the model specification as the trade mark of steel and quality grade, corresponding product standard, structural elements illustrates, the forming mode of steel beam column, installation requirement and coating specification;
Step 3, draft design
The draft design stage, after construction drawing design unit and installation unit tell somebody what one's real intentions are, draft design personnel submit the problem report book in drawing to, and according to the segmentation position of material, equipment requirement determination rod member and processing technology, and then carry out draft design, and work in coordination with clear and definite design of node scheme with construction drawing design side; Complete drawing and self-correcting after being audited by technique, feed back to the check and correction of construction drawing design side, examination & verification also revisions on drawings subsequently;
This step is mainly around building solid model, improving joint structure design, complete Construction of Steel Structure draft design, colliding the contents such as check to improve its information model, and this demands processes each rod member connected node, structure, processing and mounting process details; The software operating platform of main application comprises Tekla Structure, AutoCAD, StruCad, ProSteel, PKPM-STXT, Bocad etc., and the data data format of transfering between downstream is mainly DWG/DXF, NC data and EXCEL.
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108952002B (en) * | 2018-08-03 | 2020-11-10 | 江苏沪宁钢机股份有限公司 | Oversized and ultra-wide double-spliced combined I-shaped steel beam and sectional division and installation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337006A (en) * | 2013-05-31 | 2013-10-02 | 中建钢构有限公司 | Management method of steel structured project management system |
-
2014
- 2014-07-02 CN CN201410309455.1A patent/CN104281729B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103337006A (en) * | 2013-05-31 | 2013-10-02 | 中建钢构有限公司 | Management method of steel structured project management system |
Non-Patent Citations (2)
| Title |
|---|
| 郑聪: "基于BIM的建筑集成化设计研究", 《中国优秀硕士学位论文全文数据库》 * |
| 黄子浩: "BIM技术在钢结构工程中的应用研究", 《中国优秀硕士学位论文全文数据库》 * |
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