CN110750828B - Method and system for automatically selecting embedded part of thermal power plant and storage medium - Google Patents
Method and system for automatically selecting embedded part of thermal power plant and storage medium Download PDFInfo
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Abstract
The invention discloses an automatic model selection method for an embedded part of a thermal power plant. Acquiring a design value of the load of the embedded part according to the standard value of the load of the embedded part and the direction cosine of the local coordinate axis of the embedded part; acquiring the design load of the embedded part according to the design value and the design specification of the embedded part load; acquiring a preliminary embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of a pre-estimated anchor plate; and checking the bearing capacity of the embedded part according to the design load of the embedded part and the initial embedded part model to obtain the embedded part model. The method realizes the visual management of the embedded part information based on the database technology and the automatic type selection of the embedded part based on the calculation formula, can process complex working conditions such as bending shear, bending shear and the like, and solves the problems that the manual type selection of the embedded part has huge workload, the complex working conditions need to be additionally checked, the checking and checking calculation amount is difficult, the missing and the collision are easy to occur and the like.
Description
Technical Field
The invention relates to a method and a system for automatically selecting embedded parts of a thermal power plant and a storage medium, and belongs to the field of civil engineering structure design of the thermal power plant.
Background
The traditional embedded part design can be roughly divided into three stages of investment improvement, type selection and design, namely: and drawing an embedded part investment improvement map by the technical specialty as required, then carrying out bearing capacity accounting and model selection on the embedded part by the civil engineering specialty as per investment improvement, and finally drawing a model selection result into an embedded part arrangement map. Because the number of embedded parts of the thermal power plant is thousands, the forms are various, designers need to match the embedded parts one by one according to an embedded part drawing set, and the workload of model selection is huge; moreover, for the working conditions with complex stress, such as the tension bending shear, the bending shear and the like, additional calculation needs to be carried out according to the specifications; in addition, the whole design process basically stays at a two-dimensional design level, the investment improvement and design data of the embedded part are still dispersed in different parts of a plurality of engineering drawings in a plurality of forms, so that the checking and calculation are quite difficult, and the problems of error, leakage, collision, deficiency and the like are easy to occur.
With the rapid diffusion of the BIM technology in the building industry of China, the three-dimensional digital collaborative design becomes the focus of attention of various large design houses in the power industry. At present, three-dimensional investment improvement of the embedded parts can be well realized through an AVEVA PDMS platform, but the type selection and design of the embedded parts still stay at the level of manual type selection based on an embedded part atlas and two-dimensional arrangement design based on AutoCAD.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a method, a system and a storage medium for automatically selecting the embedded part of a thermal power plant, so as to solve the problem that the embedded part in the prior art is difficult to check and calculate.
In order to achieve the above object, the present invention adopts the following technical solutions:
a method for automatically selecting embedded parts of a thermal power plant comprises the steps of obtaining load design values of the embedded parts according to embedded part load standard values and embedded part local coordinate axis direction cosines;
acquiring the design load of the embedded part according to the design value and the design specification of the embedded part load;
acquiring a preliminary embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of a pre-estimated anchor plate;
and checking the bearing capacity of the embedded part according to the design load of the embedded part and the initial embedded part model to obtain the embedded part model.
Further, the method for obtaining the design value of the load of the embedded part comprises the following steps:
and converting the embedded part load standard value under the global coordinate system into an embedded part load design value under the local coordinate system through coordinate conversion based on the cosine of the local coordinate axis direction of the embedded part.
Further, the design load of the embedded part comprises normal tension or normal pressure, shearing force and bending moment.
Further, the concrete member types comprise beams, columns, buttresses and floor slabs.
Furthermore, the stress characteristics of the embedded part comprise pure shearing, pressing shearing, bending shearing and bending shearing.
Further, the method for acquiring the embedded part model specifically comprises the following steps:
calculating the area of the anchor bar according to the design load of the embedded part and the model of the primary embedded part;
and determining the type of the embedded part according to the area of the anchor bar.
A system for automatic model selection of a thermal power plant embedment, the system comprising:
a first data acquisition module: the embedded part load design value is obtained according to the embedded part load standard value and the embedded part local coordinate axis direction cosine;
a second data acquisition module: the method is used for acquiring the design load of the embedded part according to the design value and the design specification of the embedded part load;
a third data acquisition module: the method is used for acquiring a preliminary embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of a pre-estimated anchor plate;
a fourth data acquisition module: and the embedded part model checking module is used for checking the bearing capacity of the embedded part according to the design load of the embedded part and the initial embedded part model to obtain the embedded part model.
A system for automatically selecting embedded parts of a thermal power plant comprises a processor and a storage medium;
the storage medium is used for storing instructions;
the processor is configured to operate according to the instructions to perform the steps of the method described above.
Computer-readable storage medium, on which a computer program is stored, characterized in that the program realizes the steps of the above-described method when executed by a processor.
Compared with the prior art, the invention has the advantages that: the embedded part model is preliminarily determined by the concrete member type, the stress characteristic of the embedded part and the size of the pre-estimated anchor plate, the bearing capacity of the embedded part is calculated according to the design load of the embedded part on the basis, and the embedded part model is finally determined.
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FIG. 1 is a flow chart of an embodiment of the method of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1, a method for automatically selecting a pre-embedded part of a thermal power plant includes:
(1) and (3) creating an embedded part database according to an embedded part atlas of the power plant and the transformer substation, and storing the attribute information of the embedded part in the database so as to inquire and call related data information. These embedment properties include: the embedded part model, anchor plate size, anchor bar diameter, anchor bar length, anchor bar positioning, leg size, embedded part weight and the like.
(2) Extracting the embedded part investment data from an AVEVA PDMS platform, wherein the contents comprise: estimating the size of an anchor plate, the type of a concrete component, the position attribute of an embedded part, the central coordinate (local coordinate) of the embedded part, the direction cosine of the local coordinate axis of the embedded part and the load standard value of the embedded part.
(3) And converting the load standard value under the global coordinate system derived by the PDMS platform into a load design value under a local coordinate system of the embedded part through coordinate transformation, and calculating to obtain the design load of the embedded part according to the requirements of concrete structure design specifications, wherein the design load comprises normal tension or normal pressure, shear force and bending moment.
(4) And preliminarily determining the type of the embedded part according to the type of the concrete member, the stress characteristic of the embedded part and the size of the pre-estimated anchor plate.
(5) And rechecking the total cross-sectional area of the corresponding anchor bars according to the design load of the embedded part and the preliminarily determined model of the embedded part. And if the preliminarily determined embedded part model does not meet the requirements, searching the next-stage embedded part model, and carrying out bearing capacity accounting until the requirements are met.
(6) And generating an embedded part automatic type selection result file and storing the embedded part automatic type selection result file in a background database so as to improve capital comparison and version management. The automatic type selection result comprises the following data: the method comprises the following steps of pre-embedded part model, pre-estimated anchor plate size, concrete component type, pre-embedded part position attribute, pre-embedded part center coordinate (local coordinate), pre-embedded part local coordinate axis direction cosine and pre-embedded part load standard value. The data file can be used for automatic layout design of three-dimensional embedded parts based on an Auodesk Revit/AVEVA PDMS platform.
The method realizes the visual management of the embedded part information based on the database technology and the automatic embedded part type selection based on the calculation formula, frees designers from repeated and complicated embedded part type selection work, puts more time and energy on scheme optimization, improvement and rechecking, solves the problems of huge workload of manual embedded part type selection, additional accounting for complex working conditions, difficult calculation amount correction and check, easy occurrence of mistakes, omission and the like, and lays a foundation for the automatic arrangement design of the three-dimensional embedded part based on the Auodesk review/AVEVA PDMS platform.
Meanwhile, the invention also discloses a system for automatically selecting the embedded part of the thermal power plant, which comprises the following steps:
a first data acquisition module: the embedded part load standard value is obtained;
a second data acquisition module: the embedded part load standard value is used for acquiring a load design value according to the embedded part load standard value;
a third data acquisition module: and obtaining the design load of the embedded part according to the load design value and the design specification.
A fourth data acquisition module: the method is used for obtaining a preliminarily determined embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of the estimated anchor plate;
a fifth data acquisition module: and the embedded part model acquiring module is used for acquiring the embedded part model according to the embedded part design load and the preliminarily determined embedded part model.
A system for automatically selecting embedded parts of a thermal power plant comprises a processor and a storage medium;
the storage medium is used for storing instructions;
the processor is configured to operate in accordance with the instructions to perform the steps of the method described above.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method described above.
As will be appreciated by one skilled in the art, embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems), and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flow diagrams and/or block diagrams, and combinations of flows and/or blocks in the flow diagrams and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting the same, and although the present invention is described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that: modifications and equivalents may be made to the embodiments of the invention without departing from the spirit and scope of the invention, which is to be covered by the claims.
Claims (8)
1. A method for automatically selecting embedded parts of a thermal power plant is characterized in that,
acquiring a design value of the load of the embedded part according to the standard value of the load of the embedded part and the direction cosine of the local coordinate axis of the embedded part;
the method for acquiring the design value of the load of the embedded part comprises the following steps: converting the embedded part load standard value under the global coordinate system into an embedded part load design value under a local coordinate system through coordinate conversion based on the cosine of the local coordinate axis direction of the embedded part;
acquiring the design load of the embedded part according to the design value and the design specification of the embedded part load;
acquiring a preliminary embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of a pre-estimated anchor plate;
and checking the bearing capacity of the embedded part according to the design load of the embedded part and the initial embedded part model to obtain the embedded part model.
2. The method for automatically model selecting the embedded part of the thermal power plant as claimed in claim 1, wherein the design load of the embedded part comprises normal tension or normal pressure, shearing force and bending moment.
3. The method for automatically model selecting the embedded part of the thermal power plant as claimed in claim 1, wherein the concrete member types comprise beams, columns, buttresses and floor slabs.
4. The method for automatically model selecting the embedded part of the thermal power plant as claimed in claim 1, wherein the stress characteristics of the embedded part comprise pure shear, compression shear, tension bending shear and compression bending shear.
5. The method for automatically model selecting an embedded part of a thermal power plant according to claim 1,
the method for acquiring the embedded part model specifically comprises the following steps:
calculating the area of the anchor bar according to the design load of the embedded part and the model of the primary embedded part;
and determining the type of the embedded part according to the area of the anchor bar.
6. A system for automatic model selection of embedded parts of a thermal power plant is characterized by comprising:
a first data acquisition module: the embedded part load design value is obtained according to the embedded part load standard value and the embedded part local coordinate axis direction cosine; the method for acquiring the design value of the load of the embedded part comprises the following steps: converting the embedded part load standard value under the global coordinate system into an embedded part load design value under a local coordinate system through coordinate conversion based on the cosine of the local coordinate axis direction of the embedded part;
a second data acquisition module: the method is used for acquiring the design load of the embedded part according to the design value and the design specification of the embedded part load;
a third data acquisition module: the method is used for acquiring a preliminary embedded part model according to the type of the concrete member, the stress characteristic of the embedded part and the size of a pre-estimated anchor plate;
a fourth data acquisition module: and the embedded part model checking module is used for checking the bearing capacity of the embedded part according to the design load of the embedded part and the initial embedded part model to obtain the embedded part model.
7. The system for automatically selecting the embedded part of the thermal power plant is characterized by comprising a processor and a storage medium;
the storage medium is to store instructions;
the processor is configured to operate in accordance with the instructions to perform the steps of the method according to any one of claims 1 to 5.
8. Computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the method according to any one of claims 1 to 5.
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|---|---|---|---|---|
| CN102691415A (en) * | 2012-05-24 | 2012-09-26 | 成都市第四建筑工程公司 | Bridge embedded part and method for mounting bridge using bridge embedded part |
| CN103488909A (en) * | 2013-10-15 | 2014-01-01 | 同济大学建筑设计研究院(集团)有限公司 | Virtual-load-based structure internal force calculation method in construction process |
| CN105224749A (en) * | 2015-10-09 | 2016-01-06 | 中国天辰工程有限公司 | Plant design CAD platform realizes the method for structure discipline three-dimensional design |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102691415A (en) * | 2012-05-24 | 2012-09-26 | 成都市第四建筑工程公司 | Bridge embedded part and method for mounting bridge using bridge embedded part |
| CN103488909A (en) * | 2013-10-15 | 2014-01-01 | 同济大学建筑设计研究院(集团)有限公司 | Virtual-load-based structure internal force calculation method in construction process |
| CN105224749A (en) * | 2015-10-09 | 2016-01-06 | 中国天辰工程有限公司 | Plant design CAD platform realizes the method for structure discipline three-dimensional design |
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