CN116579735A - Method for managing BIM component construction progress based on WBS standard library - Google Patents
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Abstract
The invention provides a method for managing BIM component construction progress based on a WBS standard library, which comprises the following steps: classifying WBS standard libraries, creating a hierarchy in WBS standard submodules, writing standard data into corresponding hierarchies, setting WBS codes, and enabling the standard libraries to be directly used as WBS standard submodules to form a construction plan template for use in information construction progress management operation, and meanwhile, classifying tree structures, adding plan construction time of the corresponding hierarchy, and forming a construction ledger; subtasks with longer time spans in the construction ledger, in particular subtasks with task output values which cannot be evenly distributed according to task completion time, are further split. The invention can directly generate a construction plan template according to the standard library, and only a few parts inconsistent with the actual situation need to be adjusted; meanwhile, the method for splitting subtasks is added to BIM component construction progress management, and the tasks with overlong construction time are split, so that the construction management efficiency is remarkably improved.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a method for managing BIM component construction progress based on a WBS standard library.
Background
In building engineering, construction progress management of the engineering project is the most important link of engineering project management, and the traditional engineering construction progress management method has the defects of information lag, low informatization degree and the like, so that a manager cannot monitor and change an engineering construction plan timely, as the informatization level of engineering construction is continuously improved, a building information model BIM is gradually popularized and applied in the building industry, a BIM technology has the characteristics of informatization, visualization and the like, and a BIM-based construction progress informatization management mode has important significance for improving engineering progress management efficiency and the overall value of engineering management.
The patent of publication No. CN111105323B provides an engineering management system based on WBS, which preliminarily combines BIM and WBS, and realizes the visual concatenation of construction members and engineering quantity. But when engineering components are matched to WBS structure tree tasks, a method of table inventory import is used. The information list submodule is not provided with a unified WBS standard library, so that a BIM system cannot directly and quickly make a project plan through unified WBS codes when making the plan; meanwhile, no solution is provided for solving the problem that the construction task is too long to split so as to influence the construction management efficiency.
Disclosure of Invention
In order to solve the problems that a unified WBS standard library is not suitable for different projects or construction combinations and unified WBS codes, a BIM system cannot call the unified WBS codes to quickly make a construction plan, and construction tasks are overlong and cannot be split, so that construction management efficiency is low, the method for managing the construction progress of BIM components based on the WBS standard library is provided.
The specific scheme is as follows:
a method for constructing a WBS standard library,
a1: WBS standard library classification: classifying the WBS standard library according to different project types to obtain WBS standard sub-modules of different types; the item types include: bridge, culvert, roadbed, tunnel and road surface;
a2: creating a hierarchy in the WBS standard submodule and writing standard data into the corresponding hierarchy; determining the layer number of a hierarchy according to the hierarchical relation of standard data of different item types;
a3: setting WBS codes: s2, each piece of standard data in the hierarchy corresponds to a uniquely determined WBS code, wherein the WBS code can represent the standard data and basic information thereof, and the basic information comprises hierarchy information corresponding to the standard data;
a4: and correcting or supplementing the project content of the WBS standard library according to the requirements.
The WBS hierarchy is in turn from low to high: unit, subsection, section, unit engineering; the low level includes a high level; the hierarchical relationship according to the standard data may continue to add high levels after the unit engineering level.
The standard data also comprises precision information of BIM component data in different scenes.
A method for managing BIM component construction progress based on WBS standard library,
s1: newly-built projects, and selecting corresponding WBS standard submodules as construction plan templates according to project types;
s2: modifying the pre-set WBS data in the BIM module of the S1 according to project requirements; the modification comprises cutting, sequence adjustment, copying and adding operations on the data in the hierarchy or the hierarchy; the modification hierarchy is that all data in the modification hierarchy are modified;
s3: building a BIM model, and introducing WBS codes in the templates into BIM components in the BIM model as parameters;
s4: classifying tree structures of BIM components according to the hierarchical division standards of the layers in the WBS standard library, and adding planning construction time of corresponding layers to form a construction ledger;
s5: filling daily reports in a construction ledger, wherein the construction ledger automatically calculates component completion rate and production value change according to the daily reports; the daily report content comprises: actual outcome (unit price actual amount = actual outcome), actual start time, actual completion time, and completion status;
s6: exporting a construction ledger excel to generate a project plan and displaying, wherein the hierarchy in the construction ledger is used as a subtask in the project plan;
s7: subtasks with longer time span, particularly subtasks with task output values which cannot be evenly distributed according to task completion time, are further split;
s8: generating a Gantt chart according to the planning time of the sub-tasks after splitting in the step S6;
s9: and (3) forming a yield curve graph which takes weeks and months as dimension statistics according to the subtasks after splitting in the step (S6), wherein the yield curve comprises a planned yield and a deviation correcting yield.
The parameters of the BIM component of S3 include: basic attribute parameters and business attribute parameters; the basic attribute parameters include: component name, component code, WBS code, unit, division principle, technical parameter, engineering part, belonging subsection, remark, associated BIM model identification and model implicit identification; the service attribute parameters include: the planned start time, the planned end time, the actual start time, the actual end time, the set amount, the actual amount, the unit price, the quality rating level, the quality rating opinion, and the quality rating time.
The tree structure classification level of S4 includes: units, branches, units; the unit includes: year, season, month and week; the subdivisions are; the units are set quantity, surplus, accumulation completion quantity, accumulation completion yield, accumulation completion rate, month plan quantity, month completion yield and month completion rate.
Each level of the tree structure described in S4 may calculate a total yield value that includes BIM building blocks.
S5, the construction ledger can also display quality management results under different working conditions; the quality management result includes: and (5) checking raw materials before construction, supervising the quality hidden trouble in the construction process and evaluating the quality after construction.
S6, the project plan can only have one plan which is enabled and not enabled at the same time. Wherein an enabled plan is defined as a current plan and an unoperated plan is defined as a deskew plan; the actual ledgers in the current plan, the deviation rectifying plan and the tables form a production value graph which takes the week and month as dimension statistics, and the current plan and the deviation rectifying plan can not exist at the same time.
And (3) splitting in S7 according to matching of task workload and task yield, wherein the splitting method comprises the following steps: the split proportion, the task start time, the task end time, the setting amount, the amount and the task duty ratio are selected.
The invention provides a method for managing BIM component construction progress based on a WBS standard library. By constructing the WBS standard library, a construction plan is quickly established, and for conventional construction projects, a construction plan template can be directly generated according to the standard library, and only a few parts inconsistent with actual conditions need to be adjusted. And meanwhile, the content of the standard library can be modified and supplemented.
Meanwhile, the invention increases the subtask splitting method for BIM component construction progress management, splits the task with overlong construction time, especially splits the subtask whose task output value can not be distributed uniformly according to the task completion time, for example, completing 20% of the tasks is equivalent to 80% of the output value, and the output value is not matched with the task, so that the constructed output value graph is more in line with expectations, thereby improving the construction management efficiency.
Drawings
FIG. 1 is a flow chart of a method of constructing a WBS standard library.
Figure 2 is a schematic representation of a WBS standard library structure.
FIG. 3 is a flow chart of a method for BIM component construction progress management based on a WBS standard library.
FIG. 4 is a presentation of a generated project plan.
FIG. 5 is a diagram showing a subtask operator interface.
Fig. 6 is a gater diagram of subtask generation.
Detailed Description
The present invention will be further described with reference to the drawings and the detailed description below, in order to make the objects, technical solutions and advantages of the present invention more apparent.
As shown in fig. 1, a method of constructing a WBS standard library,
a1: WBS standard library classification: classifying the WBS standard library according to different project types to obtain WBS standard sub-modules of different types; the item types include: bridge, culvert, roadbed, tunnel and road surface;
a2: creating a hierarchy in the WBS standard submodule and writing standard data into the corresponding hierarchy; determining the layer number of a hierarchy according to the hierarchical relation of standard data of different item types;
a3: setting WBS codes: s2, each standard data in the hierarchy corresponds to a uniquely determined WBS code, and the WBS code can represent the standard data and basic information thereof, wherein the basic information comprises hierarchy information corresponding to the standard data
A4: and correcting or supplementing the project content of the WBS standard library according to the requirements.
The WBS hierarchy is in turn from low to high: unit, subsection, section, unit engineering; the low level includes a high level; the hierarchical relationship according to the standard data may continue to add high levels after the unit engineering level.
The standard data also comprises precision information of BIM component data in different scenes.
As shown in fig. 3, a method for performing BIM building element construction progress management based on WBS standard library,
s1: newly-built projects, and selecting corresponding WBS standard submodules as construction plan templates according to project types;
s2: modifying the pre-set WBS data in the BIM module of the S1 according to project requirements; the modification comprises cutting, sequence adjustment, copying and adding operations on the data in the hierarchy or the hierarchy; the modification hierarchy is that all data in the modification hierarchy are modified;
s3: building a BIM model, and introducing WBS codes in the templates into BIM components in the BIM model as parameters;
s4: classifying tree structures of BIM components according to the hierarchical division standards of the layers in the WBS standard library, and adding planning construction time of corresponding layers to form a construction ledger;
s5: filling daily reports in a construction ledger, wherein the construction ledger automatically calculates component completion rate and production value change according to the daily reports; the daily report content comprises: actual outcome (unit price actual amount = actual outcome), actual start time, actual completion time, and completion status;
s6: exporting a construction ledger excel to generate a project plan and displaying, wherein the hierarchy in the construction ledger is used as a subtask in the project plan;
s7: subtasks with longer time span, particularly subtasks with task output values which cannot be evenly distributed according to task completion time, are further split;
s8: generating a Gantt chart according to the planning time of the sub-tasks after splitting in the step S6;
s9: and (3) forming a yield curve graph which takes weeks and months as dimension statistics according to the subtasks after splitting in the step (S6), wherein the yield curve comprises a planned yield and a deviation correcting yield.
The parameters of the BIM component of S3 include: basic attribute parameters and business attribute parameters; the basic attribute parameters include: component name, component code, WBS code, unit, division principle, technical parameter, engineering part, belonging subsection, remark, associated BIM model identification and model implicit identification; the service attribute parameters include: the planned start time, the planned end time, the actual start time, the actual end time, the set amount, the actual amount, the unit price, the quality rating level, the quality rating opinion, and the quality rating time.
The tree structure classification level of S4 includes: units, branches, units; the unit includes: year, season, month and week; the subdivisions are; the units are set quantity, surplus, accumulation completion quantity, accumulation completion yield, accumulation completion rate, month plan quantity, month completion yield and month completion rate.
Each level of the tree structure described in S4 may calculate a total yield value that includes BIM building blocks.
S5, the construction ledger can also display quality management results under different working conditions; the quality management result includes: and (5) checking raw materials before construction, supervising the quality hidden trouble in the construction process and evaluating the quality after construction.
S6, the project plan can only have one plan which is enabled and not enabled at the same time. Wherein an enabled plan is defined as a current plan and an unoperated plan is defined as a deskew plan; the actual ledgers in the current plan, the deviation rectifying plan and the tables form a production value graph which takes the week and month as dimension statistics, and the current plan and the deviation rectifying plan can not exist at the same time.
And (3) splitting in S7 according to matching of task workload and task yield, wherein the splitting method comprises the following steps: the split proportion, the task start time, the task end time, the setting amount, the amount and the task duty ratio are selected.
The components have different precision grade requirements in different use scenes such as design, construction, operation and maintenance, and the BIM component precision under the use scene is generally LOD300 or LOD400.
The Gantt chart has four-dimensional statistical modes, including: annual schedule, quarterly schedule, monthly schedule, and total schedule.
The yield graph has two dimensional statistical modes: zhou Du, month; the Zhou Du or month may be custom-defined as the time at which each week or month starts and ends.
And counting the planned output value in the corresponding time and the planned time of the project plan, the deviation correcting output value and the planned time of the project plan, the actual output value and the actual time of the corresponding construction ledger by the output value curve graph.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention.
Claims (10)
1. A method for constructing WBS standard library is characterized in that,
a1: WBS standard library classification: classifying the WBS standard library according to different project types to obtain WBS standard sub-modules of different types; the item types include: bridge, culvert, roadbed, tunnel and road surface;
a2: creating a hierarchy in the WBS standard submodule and writing standard data into the corresponding hierarchy; determining the layer number of a hierarchy according to the hierarchical relation of standard data of different item types;
a3: setting WBS codes: s2, each piece of standard data in the hierarchy corresponds to a uniquely determined WBS code, wherein the WBS code can represent the standard data and basic information thereof, and the basic information comprises hierarchy information corresponding to the standard data;
a4: and correcting or supplementing the project content of the WBS standard library according to the requirements.
2. The method of constructing a WBS standard library of claim 1, wherein the WBS levels are, in order from low to high: unit, subsection, section, unit engineering; the low level includes a high level; the hierarchical relationship according to the standard data may continue to add high levels after the unit engineering level.
3. The method of constructing a WBS standard library of claim 1, wherein the standard data further includes precision information of BIM building element data in different scenarios.
4. A method for managing BIM component construction progress based on WBS standard library formed by the WBS standard library according to claim 3, wherein,
s1: newly-built projects, and selecting corresponding WBS standard submodules as construction plan templates according to project types;
s2: modifying the pre-set WBS data in the BIM module of the S1 according to project requirements; the modification comprises cutting, sequence adjustment, copying and adding operations on the data in the hierarchy or the hierarchy; the modification hierarchy is that all data in the modification hierarchy are modified;
s3: building a BIM model, and introducing WBS codes in the templates into BIM components in the BIM model as parameters;
s4: classifying tree structures of BIM components according to the hierarchical division standards of the layers in the WBS standard library, and adding planning construction time of corresponding layers to form a construction ledger;
s5: filling daily reports in a construction ledger, wherein the construction ledger automatically calculates component completion rate and production value change according to the daily reports; the daily report content comprises: actual outcome (unit price actual amount = actual outcome), actual start time, actual completion time, and completion status;
s6: exporting a construction ledger excel to generate a project plan and displaying, wherein the hierarchy in the construction ledger is used as a subtask in the project plan;
s7: subtasks with longer time span, particularly subtasks with task output values which cannot be evenly distributed according to task completion time, are further split;
s8: generating a Gantt chart according to the planning time of the sub-tasks after splitting in the step S6;
s9: and (3) forming a yield curve graph which takes weeks and months as dimension statistics according to the subtasks after splitting in the step (S6), wherein the yield curve comprises a planned yield and a deviation correcting yield.
5. The method for performing BIM component construction progress management based on WBS standard library according to claim 4, wherein the parameters of the BIM component in S3 comprise: basic attribute parameters and business attribute parameters; the basic attribute parameters include: component name, component code, WBS code, unit, division principle, technical parameter, engineering part, belonging subsection, remark, associated BIM model identification and model implicit identification; the service attribute parameters include: the planned start time, the planned end time, the actual start time, the actual end time, the set amount, the actual amount, the unit price, the quality rating level, the quality rating opinion, and the quality rating time.
6. The method for BIM building element construction progress management based on WBS standard library of claim 4, wherein S4 the tree structure classification level includes: units, branches, units; the unit includes: year, season, month and week; the subdivisions are; the units are set quantity, surplus, accumulation completion quantity, accumulation completion yield, accumulation completion rate, month plan quantity, month completion yield and month completion rate.
7. The method for building information management based on WBS standard library according to claim 4, wherein each level of the tree structure of S4 is capable of calculating a total yield value including BIM components.
8. The method for managing BIM component construction progress based on the WBS standard library according to claim 4, wherein S5 the construction ledger can also display quality management results under different working conditions; the quality management result includes: and (5) checking raw materials before construction, supervising the quality hidden trouble in the construction process and evaluating the quality after construction.
9. A method of BIM building element construction progress management based on WBS standards library according to claim 4 or 8, wherein the project plan of S6 only has one plan enabled and not enabled at the same time. Wherein an enabled plan is defined as a current plan and an unoperated plan is defined as a deskew plan; the actual ledgers in the current plan, the deviation rectifying plan and the tables form a production value graph which takes the week and month as dimension statistics, and the current plan and the deviation rectifying plan can not exist at the same time.
10. The method for managing the construction progress of the BIM component based on the WBS standard library according to claim 4, wherein the splitting of S7 is performed according to matching of task workload and task yield, the splitting method comprises: the split proportion, the task start time, the task end time, the setting amount, the amount and the task duty ratio are selected.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117828713A (en) * | 2023-11-28 | 2024-04-05 | 中国交通信息科技集团有限公司 | Method and device for organizing BIM model decomposition structure, electronic equipment and storage medium |
| CN117952544A (en) * | 2024-01-03 | 2024-04-30 | 上海普华科技发展股份有限公司 | Progress management method and device based on multistage nested plan structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117828713A (en) * | 2023-11-28 | 2024-04-05 | 中国交通信息科技集团有限公司 | Method and device for organizing BIM model decomposition structure, electronic equipment and storage medium |
| CN117952544A (en) * | 2024-01-03 | 2024-04-30 | 上海普华科技发展股份有限公司 | Progress management method and device based on multistage nested plan structure |
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