CN113065783A - BIM (building information modeling) engineering quantity application method of waste incineration power plant based on BIM technology - Google Patents
BIM (building information modeling) engineering quantity application method of waste incineration power plant based on BIM technology Download PDFInfo
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Abstract
The invention discloses a BIM engineering quantity application method of a waste incineration power plant based on a BIM technology, relates to the field of engineering design of the waste incineration power plant, and solves the problem of missing of the BIM engineering quantity application method in the field of waste incineration power generation. The method comprises the following steps: s1, creating a BIM vector engineering quantity list: according to the characteristics of design and construction of the waste incineration power plant, customizing an enterprise engineering quantity list of the waste incineration power plant; s2, item template and work environment list information definition: adding a unique list code to the model component required to be used; s3, creating a calculation model; s4, exporting a material table of each professional model; s5, counting according to BIM vector list items; s6, collecting a BIM lead engineering quantity list; s7, adding a material loss coefficient; and S8, completing the BIM project amount list. The BIM engineering quantity application in the field of waste incineration power generation is achieved, and the BIM engineering quantity application corresponds to the enterprise list, the national standard list and the local list in a direct correlation mode, and the effect of facilitating actual operation is achieved.
Description
Technical Field
The invention relates to the field of engineering design of a waste incineration power plant, in particular to a BIM engineering quantity application method of a waste incineration power plant based on a BIM technology.
Background
With the development of the application of the domestic BIM technology, the application of the BIM technology of the domestic waste incineration power plant is gradually increased year by year, and the application of the BIM engineering quantity gradually enters the visual field of engineering projects. Based on the current situation of BIM technology application in China, the BIM model is still basically established, collision check among all professions is carried out, and then the model after the collision check is adjusted is used for assisting site construction to ensure the reduction of site change and promote the completion of project construction according to time. Meanwhile, some roaming animations are created by using the created model to display project characteristics and process routes. For the construction investment of the whole project, the amount of the project determines the investment cost of the project, the material consumption of the whole project is accurately calculated in a BIM mode, the whole cost control of the project is facilitated, and the cost difference among different schemes can be accurately reflected in the design stage of the project, so that the application of the BIM project is revolutionarily changed compared with the traditional calculated amount.
The patent of invention with publication number CN109815560A is disclosed by the intellectual property office of China in 2019, 5, 28.s.a.m. entitled "a method for designing calculation amount construction full-life cycle application based on BIM", which provides a method for designing calculation amount construction full-life cycle application based on BIM, comprising: carrying out three-dimensional design by using BIM software revit; after the construction drawing model is completed, directly applying the design model to carry out BIM calculation; carrying out engineering setting, floor setting, mapping setting and engineering characteristic setting by using BIM calculation amount software; carrying out three-dimensional model mapping on the Revit model, and determining and modifying a mapping result; setting a project quantity output form, a deduction rule, a project quantity priority output sequence and the like according to corresponding rating rules in the calculation rules; the part with incomplete model drawing can be subjected to secondary intelligent arrangement; carrying out summary calculation; exporting a calculation detail table and a calculation summary table from the three-dimensional calculation result; and uploading the Revit model to a construction management platform, and previewing a basic model on the platform. However, this patent has the following drawbacks: without customization, the software can only output a material list, cannot output a calculation amount list meeting the requirements, lacks calculation amount contents, and has no specific description in the aspect of the whole life cycle.
Disclosure of Invention
The invention aims to provide a BIM engineering quantity application method of a waste incineration power plant based on BIM technology, which realizes BIM engineering quantity application in the field of waste incineration power generation, directly associates with enterprise lists, national standard lists and local lists and facilitates actual operation.
The technical purpose of the invention is realized by the following technical scheme:
the BIM engineering quantity application method of the technical waste incineration power plant comprises the following steps:
s1, creating a BIM vector engineering quantity list: according to the characteristics of design and construction of the waste incineration power plant, customizing an enterprise engineering quantity list of the waste incineration power plant;
s2, item template and work environment list information definition: BIM software is adopted as model creation work, and unique list codes are added to model components required to be used;
s3, creating a computational model: after BIM design work of a waste incineration power generation project is started, model building work is started through each professional design unit;
s4, deriving the material table of each professional model: after all professional design units complete the creation of all professional BIM models, sending the professional BIM models to a BIM calculation amount unit to derive BIM engineering amount;
s5, counting according to BIM vector list items: classifying and summarizing all material lists according to the BIM engineering quantities derived by the model, and summarizing and integrating the uniformly coded material engineering quantities;
s6, collecting a BIM guidance engineering quantity list: classifying and summarizing the material tables, inputting the obtained engineering quantity data into the created project list template, and summarizing the engineering quantity list required by the finished project;
s7, additive material loss coefficient: adding a material loss system to ensure the accuracy of BIM project incoming list; the consumption is expressed as: consumption = net usage x (1 + attrition rate);
s8, completing the BIM project amount list: the submission is completed after the BIM project inventory is complete.
Further, in step S1, the BIM engineering quantity list is created and includes the sub-categories of equipment, civil engineering, steel structure and refractory material, pipeline installation, electrical installation and decoration list of the whole waste incineration power plant.
Further, in step S2, by using the REVIT software as a model creation tool, defining a template in the REVIT software, the addition of the manifest code is performed for each family member that needs to be used in the waste incineration power generation project.
Further, in step S2, by using the best software as a model creation tool, the customization of the list code is performed for the model components required by the waste incineration power generation project in the series of software working environments.
Further, in step S4, the engineering quantity output from the model is a material list, and the list code of each component on the derived material list corresponds to the code of the item feature on the list.
Further, in step S6, the engineering quantity data is filled in the created project list template according to six items of equipment, civil engineering, steel structure and refractory, pipeline installation, electrical installation and decoration.
Further, in step S7, the material integrated loss tangent is 5%.
Further, in step S8, the BIM project amount list is submitted to the cost calculation unit for cost calculation.
In conclusion, the invention has the following beneficial effects:
(1) aiming at the BIM engineering quantity application of a waste incineration power plant, a method is provided, and the problem of missing of the BIM engineering quantity application method in the field of waste incineration power generation is solved;
(2) the method has direct association with the enterprise list, the national standard list and the local list, has practical operability, and solves the problem that the BIM engineering quantity only outputs a material list and cannot correspond to the engineering quantity list;
(3) the BIM engineering quantity is covered comprehensively, and the BIM engineering quantity application method covers equipment, civil engineering, process pipelines, process steel structures, refractory materials, pipeline installation, electrical installation and decoration, is not only used for counting the engineering quantity of main materials, but also has the characteristic of comprehensive coverage except for factors such as construction process and the like;
(4) the material loss coefficient is realized, so that the BIM engineering quantity list is more accurate, and the characteristics of practical application are realized;
(5) short plates applied to the current BIM engineering quantity such as buried pipes, foundation bolts, reinforcing steel bars and cables can be counted.
Drawings
FIG. 1 is a schematic view of the overall flow structure of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings, and the present embodiment is not to be construed as limiting the invention.
The embodiment provides a BIM engineering quantity application method of a waste incineration power plant based on BIM technology, as shown in FIG. 1, the BIM engineering quantity application method is used for creating a BIM calculation quantity model by applying a BIM technical means in a waste incineration power generation project, a BIM engineering quantity list of the project is accurately output through the created BIM calculation quantity model, the construction cost of the project is effectively controlled, and benefits are brought to enterprises. Which comprises the following steps:
s1, creating a BIM vector engineering quantity list:
according to the design and construction characteristics of the waste incineration power plant, an enterprise engineering quantity list of the waste incineration power plant is customized, local details are adjusted by combining BIM (building information modeling) guide quantity and national standard list regulations, the local details comprise square meters which can be used for metering units or m-shaped metering units, and proper metering units are selected according to the convenience of BIM model output; specifically, the measurement unit meeting the standard requirement of the list is preferred as the main part, and if the optional items exist, the convenience of software statistics is taken as the main part;
the built BIM project amount list covers all equipment, civil engineering, process steel structures, refractory materials, pipeline installation, electrical installation and decoration list subdirectories of the whole waste incineration power plant, the list is guaranteed to be complete and fine, practical value is achieved, and accurate data support can be provided for project budget and settlement. After the project template and the working environment list information are defined (S2);
s2, item template and work environment list information definition:
if REVIT software is used as a model creation tool, the template is defined in the REVIT software, and for each family component which needs to be used in the waste incineration power generation project, list coding is added, so that statistics of subsequent material lists is improved;
if BENTLEY software is used as a model creation tool, the model components required by the waste incineration power generation project are customized in the working environment of the series of software, so that the subsequent material list statistics can be conveniently classified and summarized;
if other BIM software is used as model creation work, the list coding addition of the components is carried out in the same way, the uniqueness of the derived engineering material list coding is ensured after the creation of the calculation quantity model is completed, and the standardization operation is realized through the constraint of the list coding. Entering into the calculation model creating (S3) after the completion;
s3, creating a computational model:
after the BIM design process of the waste incineration power generation project is started, model building work is started by using corresponding BIM software through each professional design unit, and the deduction relation between the members conforms to the definition in the inventory standard; the establishment of the computation model is carried out based on the computation rule of the engineering quantity list, and the modeling standard needs to accord with the computation rule of the list sub-item; the professional design units adopt standardized model building standards in the model building process, so that the problem that different calculation quantity models are built according to different standards, measurement inconvenience is brought to subsequent BIM engineering quantity statistics, and errors can be caused in model engineering quantity lists seriously. After the creation of the computation model is completed, a step of exporting (S4) the material table of each professional model is entered;
s4, deriving the material table of each professional model:
after all professional BIM models of the whole waste incineration power generation project are established, the BIM engineering quantities are sent to a BIM calculation quantity unit to be derived, and BIM engineering quantity derivation work can be directly performed by professional BIM calculation quantity engineers;
the engineering quantity output from the model is a material list, and because enterprise list codes are added to each model component one by one, the list codes of each component on the derived material list have corresponding codes according to the item characteristics on the list. Entering a link of counting (S5) according to BIM vector guide lists after the material table is exported;
s5, counting according to BIM vector list items:
classifying and summarizing all material lists according to the list codes on the material list derived by the model, summarizing and integrating the uniformly coded material engineering quantities, and entering a step of summarizing a BIM (building information modeling) guidance engineering quantity list (S6);
s6, collecting a BIM guidance engineering quantity list:
and classifying and summarizing the material tables according to six items of equipment, civil engineering, process steel structures and refractory materials, pipeline installation, electrical installation and decoration, inputting the obtained engineering quantity data into the created project list template, and summarizing the project quantity list required by the project. And (4) entering a link of adding the material loss coefficient (S7) after the completion.
S7, additive material loss coefficient:
after the BIM project amount statistical list of the waste incineration power generation project is completed, because the project amount output by the BIM model is based on the physical quantity of the model and has partial difference with the project amount with material loss in actual construction, material loss systems with different degrees are added according to the design depth of the project, such as a scheme stage, a preliminary design stage, a construction drawing design stage, a completion drawing stage and the like, so as to ensure the accuracy of the BIM project amount statistical list;
the material loss coefficient formula is as follows: loss rate = (amount of loss/net amount of use) × 100%;
the consumption is expressed as: consumption = net usage x (1 + attrition rate);
according to the guidance suggestions of civil engineering budget in China, the concrete consumption given by the civil engineering budget quota is generally about 3% -5%, the maximum value of the concrete consumption is 5%, and the comprehensive loss coefficient of the material is 5%. The actual field material dosage formula is as follows:
consumption = net usage x (1 + 5%).
After the material system addition is completed, the step of BIM engineering bill of materials completion (S8) is entered.
S8, completing the BIM project amount list:
completing submission after the BIM project amount list is completed; in the embodiment, the cost calculation can be submitted to a cost calculation unit for cost calculation, and can also be directly submitted to a cost department for cost calculation of projects, and verification and proofreading are carried out, so that the accuracy of the BIM project amount list is ensured, and missing items do not exist; or the project site can be submitted for decision calculation comparison of project construction.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the invention.
Claims (8)
1. A BIM engineering quantity application method of a waste incineration power plant based on a BIM technology is characterized by comprising the following steps:
s1, creating a BIM vector engineering quantity list: according to the characteristics of design and construction of the waste incineration power plant, customizing an enterprise engineering quantity list of the waste incineration power plant;
s2, item template and work environment list information definition: BIM software is adopted as model creation work, and unique list codes are added to model components required to be used;
s3, creating a computational model: after BIM design work of a waste incineration power generation project is started, model building work is started through each professional design unit;
s4, deriving the material table of each professional model: after all professional design units complete the creation of all professional BIM models, sending the professional BIM models to a BIM calculation amount unit to derive BIM engineering amount;
s5, counting according to BIM vector list items: classifying and summarizing all material lists according to the BIM engineering quantities derived by the model, and summarizing and integrating the uniformly coded material engineering quantities;
s6, collecting a BIM guidance engineering quantity list: classifying and summarizing the material tables, inputting the obtained engineering quantity data into the created project list template, and summarizing the engineering quantity list required by the finished project;
s7, additive material loss coefficient: adding a material loss system to ensure the accuracy of BIM project incoming list; the consumption is expressed as: consumption = net usage x (1 + attrition rate);
s8, completing the BIM project amount list: the submission is completed after the BIM project inventory is complete.
2. The BIM engineering quantity application method of the waste incineration power plant based on the BIM technology as claimed in claim 1, wherein the built BIM engineering quantity inventory includes the equipment, civil engineering, technical steel structures and refractory materials, pipeline installation, electrical installation and decoration inventory subdirectories of the whole waste incineration power plant in the step S1.
3. The BIM engineering work application method of the BIM-based waste incineration power plant of claim 1 or 2, wherein in step S2, the REVIT software is used as a model creation tool, the REVIT software is defined for a template, and the list code is added for each family member required to be used in the waste incineration power generation project.
4. The BIM engineering quantity application method of the BIM-based waste incineration power plant of claim 1 or 2, wherein in the step S2, the BENTLEY software is used as a model creation tool to customize the list code for the model components needed by the BIM engineering power generation project in the series of software working environments.
5. The BIM engineering work application method of the BIM technology-based waste incineration power plant of claim 1, wherein in step S4, the engineering work output from the model is a material list, and the list codes of the components on the derived material list correspond to the codes of the item features on the list.
6. The BIM engineering work application method of the BIM-based waste incineration power plant of claim 1 or 2, wherein in step S6, the engineering work data is filled in the created project list template according to six items of equipment, civil engineering, steel structure and refractory, pipeline installation, electrical installation and decoration.
7. The BIM engineering volume application method of the BIM technology-based waste incineration power plant of claim 1, wherein in the step S7, the material comprehensive loss factor is 5%.
8. The BIM engineering quantity application method of the BIM technology-based waste incineration power plant of claim 1 or 2, wherein in the step S8, the BIM engineering quantity list is submitted to the construction cost calculation unit for construction cost calculation.
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