CN115861544A - Device for extracting weight center of gravity of ship - Google Patents
Device for extracting weight center of gravity of ship Download PDFInfo
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- CN115861544A CN115861544A CN202211647661.4A CN202211647661A CN115861544A CN 115861544 A CN115861544 A CN 115861544A CN 202211647661 A CN202211647661 A CN 202211647661A CN 115861544 A CN115861544 A CN 115861544A
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Abstract
The invention discloses a device for extracting the weight and gravity center of a ship, which comprises: the model data extraction module is used for extracting model data of the ship three-dimensional model; the ship structure weight and gravity center counting module is used for extracting weight and gravity center information of a ship structure model and a corresponding base model in each physical node; a device model weight gravity center statistic module; a turbine system weight gravity center statistic module; the electric system weight gravity center counting module; the non-modeling object weight and gravity center statistic module is used for providing manual weight and gravity center adding information for the non-modeling object; and the data updating module is used for sequentially traversing the structure tree information of all the models when the ship three-dimensional model changes, and obtaining an updated weight gravity center excel table. The method can rapidly replace, add and delete the corresponding model data in the excel table along with the change of the model, and improves the efficiency of extracting the weight center of gravity of the ship model.
Description
Technical Field
The invention relates to an auxiliary technology for ship three-dimensional modeling design, in particular to a device for extracting the weight and the gravity center of a ship.
Background
In some fields of three-dimensional modeling of large ships, a general department needs to count weight and gravity center information of the whole ship to ensure subsequent general planning. The whole-ship three-dimensional model comprises a plurality of systems such as ship bodies, outfitting, turbines, electric equipment and the like, and weight gravity center information of each unit is required to be extracted from each system according to different data formats. And the general department corrects all the weight and gravity center information to obtain the weight and gravity center information of the whole ship without errors.
In the actual weight and gravity center counting process, because the number of systems and units to which the systems belong is too many, the manual weight and gravity center counting information is complex and tedious, and the weight and gravity center information needs to be frequently modified along with the iteration of subsequent three-dimensional design, so that a weight and gravity center extraction scheme is urgently needed, and the weight and gravity center information of all systems of a ship can be quickly and accurately extracted under the existing condition.
Disclosure of Invention
The invention aims to solve the technical problem of providing a device for extracting the weight and the gravity center of a ship, aiming at the defects in the prior art.
The technical scheme adopted by the invention for solving the technical problems is as follows: an apparatus for extracting the weight center of gravity of a ship, comprising:
the model data extraction module is used for extracting model data of the ship three-dimensional model; the model data comprises ship structure, equipment, outfitting, a turbine and electric model data;
the ship structure weight and gravity center counting module is used for determining different assemblies of each section of the ship structure according to model data of the ship structure, obtaining physical nodes under each assembly, then extracting weight and gravity center information of a ship structure model and a corresponding base model contained in each physical node, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the model;
the device model weight gravity center statistical module is used for selecting a parent node in a structure tree according to the structure tree of the device model to extract the weight gravity center data of the device model; then extracting weight gravity center information of a spare part model to which the equipment model belongs, and generating an excel table in a specified folder, wherein the table contains weight gravity center information related to the model;
the concrete steps for extracting the weight and gravity center of the equipment model are as follows:
extracting equipment cabin information, determining cabin segmentation information according to the cabin information, acquiring all equipment nodes in an equipment model under each cabin segment, extracting equipment names, equipment codes, equipment weights and equipment gravity center data according to the equipment node information, and then exporting the extracted information to generate an excel table, wherein the table comprises the equipment codes and the equipment names of the extracted equipment, the cabin numbers where the extracted equipment is located and corresponding equipment weight gravity center information;
the base interior outfitting weight and gravity center counting module is used for obtaining a parent node to which the base belongs and physical nodes of outfitting in each cabin according to model data of the base and the interior outfitting in the cabin, extracting weight and gravity center information of all bases or interior outfitting in each cabin and corresponding cabin number information, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the model;
the turbine system weight gravity center statistical module is used for carrying out model classification according to a ventilation structure of a turbine model, obtaining physical nodes under each classification, and extracting weight gravity center information of each ventilation system in each physical node; classifying pipeline systems of the wheel model according to the cabins, classifying each cabin again according to the pipeline systems, and extracting weight gravity center information counted by taking the cabin and the pipeline systems as units; generating an excel table in the appointed folder, wherein the table contains weight gravity center information related to the model;
the electrical system weight gravity center counting module is used for acquiring segmentation information of the brackets according to the positions of the electrical system models, extracting weight gravity center information of all the brackets in the outfitting nodes and then extracting weight gravity center information of the cables; generating an excel table in the specified folder, wherein the table contains weight gravity center information related to the model;
the non-modeling object weight and gravity center statistic module is used for providing manual weight and gravity center adding information for the non-modeling object;
and the data updating module is used for sequentially traversing the structure tree information of all the models when the ship three-dimensional model changes, obtaining an updated weight gravity center excel table, and reflecting the added, deleted and modified model information in the generated excel table.
The invention has the following beneficial effects:
in order to improve the efficiency of extracting the weight and the gravity center of the ship model, the invention provides a method for extracting the weight and the gravity center data of the ship by using a tool, which can rapidly replace, add and delete the corresponding model data in an excel table along with the change of the model, rapidly traverse the model and output the data in a very short time.
Drawings
The invention will be further described with reference to the accompanying drawings and examples, in which:
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the weight and center of gravity extraction of the apparatus according to an embodiment of the present invention;
fig. 3 is a schematic diagram of the weight and gravity center extraction of the spare part of the equipment according to the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
As shown in fig. 1, an apparatus for extracting the center of gravity of a ship includes:
the model data extraction module is used for extracting model data of a ship three-dimensional model; the model data comprises ship structure, equipment, outfitting, a turbine and electric model data;
when the model data extraction module extracts the model data, all data information in the ship three-dimensional model structure tree can be extracted, and the integrity of the model data is ensured.
The ship structure weight and gravity center counting module is used for determining different assemblies of each section of the ship structure according to model data of the ship structure, obtaining physical nodes under each assembly, then extracting weight and gravity center information of ship structure models and corresponding base models contained in each physical node, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the models;
the device model weight gravity center statistical module is used for selecting a parent node in a structure tree according to the structure tree of the device model to extract the weight gravity center data of the device model; then extracting weight gravity center information of a spare part model to which the equipment model belongs, and generating an excel table in a specified folder, wherein the table contains weight gravity center information related to the model; as in fig. 2 and 3;
the concrete steps for extracting the weight and gravity center of the equipment model are as follows:
extracting equipment cabin information, determining cabin segmentation information according to the cabin information, acquiring all equipment nodes in an equipment model under each cabin segment, extracting equipment names, equipment codes, equipment weights and equipment gravity center data according to the equipment node information, and then exporting the extracted information to generate an excel table, wherein the table comprises the equipment codes and the equipment names of the extracted equipment, the cabin numbers where the extracted equipment is located and corresponding equipment weight gravity center information;
the finally generated weight gravity center excel form template of the equipment and the spare parts is shown as the following table:
TABLE 1 statistical template for weight and gravity center of equipment
| Equipment code | Device name | Cabin of equipment | Weight (D) | Center of gravity (x) | Center of gravity (y) | Center of gravity (z) |
| V_Name | Weight | CoG_x | CoG_y | CoG_z |
Table 2 weight gravity center statistical template for equipment spare parts
The base interior outfitting weight and gravity center counting module is used for obtaining a parent node to which the base belongs and physical nodes of outfitting in each cabin according to model data of the base and the interior outfitting in the cabin, extracting weight and gravity center information of all bases or interior outfitting in each cabin and corresponding cabin number information, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the model;
the system weight and gravity center statistical module is used for carrying out model classification according to the ventilation structure of the turbine model, obtaining physical nodes under each classification, and extracting weight and gravity center information of each ventilation system in each physical node; classifying pipeline systems of the wheel model according to the cabins, classifying each cabin again according to the pipeline systems, and extracting weight gravity center information counted by taking the cabin and the pipeline systems as units; generating an excel table in the specified folder, wherein the table contains weight gravity center information related to the model;
the electrical system weight gravity center counting module is used for acquiring segmentation information of the brackets according to the positions of the electrical system models, extracting weight gravity center information of all the brackets in the outfitting nodes and then extracting weight gravity center information of the cables; generating an excel table in the appointed folder, wherein the table contains weight gravity center information related to the model;
the non-modeling object weight and gravity center statistic module is used for providing manual weight and gravity center adding information for the non-modeling object;
and the data updating module is used for sequentially traversing the structure tree information of all the models when the three-dimensional model of the ship changes, obtaining an updated weight center of gravity excel table and reflecting the added, deleted and modified model information in the generated excel table.
It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (2)
1. An extraction device of a weight center of gravity of a ship, comprising:
the model data extraction module is used for extracting model data of a ship three-dimensional model; the model data comprises ship structure, equipment, outfitting, a turbine and electric model data;
the ship structure weight and gravity center counting module is used for determining different assemblies of each section of the ship structure according to model data of the ship structure, obtaining physical nodes under each assembly, then extracting weight and gravity center information of ship structure models and corresponding base models contained in each physical node, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the models;
the device model weight gravity center statistical module is used for selecting a parent node in a structure tree according to the structure tree of the device model to extract weight gravity center data of the device model; then extracting weight gravity center information of a spare part model to which the equipment model belongs, and generating an excel table in a specified folder, wherein the table contains weight gravity center information related to the model;
the base interior outfitting weight and gravity center counting module is used for obtaining a parent node to which the base belongs and physical nodes of outfitting in each cabin according to model data of the base and the interior outfitting in the cabin, extracting weight and gravity center information of all bases or interior outfitting in each cabin and corresponding cabin number information, and generating an excel table in a specified folder, wherein the table contains weight and gravity center information related to the model;
the system weight and gravity center statistical module is used for carrying out model classification according to the ventilation structure of the turbine model, obtaining physical nodes under each classification, and extracting weight and gravity center information of each ventilation system in each physical node; classifying pipeline systems of the wheel model according to the cabins, classifying each cabin again according to the pipeline systems, and extracting weight gravity center information counted by taking the cabin and the pipeline systems as units; and are
Generating an excel table in a designated folder, wherein the table contains weight gravity center information related to the model;
the electrical system weight gravity center counting module is used for acquiring segmentation information of the brackets according to the positions of the electrical system models, extracting weight gravity center information of all the brackets in the outfitting nodes and then extracting weight gravity center information of the cables; generating an excel table in the appointed folder, wherein the table contains weight gravity center information related to the model;
the non-modeling object weight and gravity center statistic module is used for providing manual weight and gravity center adding information for the non-modeling object;
and the data updating module is used for sequentially traversing the structure tree information of all the models when the ship three-dimensional model changes, obtaining an updated weight gravity center excel table, and reflecting the added, deleted and modified model information in the generated excel table.
2. The device for extracting the weight and the gravity center of the ship according to claim 1, wherein the device model weight and gravity center statistic module comprises the following specific steps of:
extracting equipment cabin information, determining cabin segmentation information according to the cabin information, acquiring all equipment nodes in an equipment model under each cabin segment, extracting equipment names, equipment codes, equipment weights and equipment gravity center data according to the equipment node information, and then exporting the extracted information to generate an excel table, wherein the table comprises the equipment codes and the equipment names of the extracted equipment, the cabin numbers where the extracted equipment is located and corresponding equipment weight gravity center information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211647661.4A CN115861544A (en) | 2022-12-21 | 2022-12-21 | Device for extracting weight center of gravity of ship |
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| CN202211647661.4A CN115861544A (en) | 2022-12-21 | 2022-12-21 | Device for extracting weight center of gravity of ship |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116628838A (en) * | 2023-04-03 | 2023-08-22 | 中国船舶集团有限公司第七一九研究所 | Method and system for calculating weight center of gravity of open hole of ship body structure based on CAA development |
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- 2022-12-21 CN CN202211647661.4A patent/CN115861544A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116628838A (en) * | 2023-04-03 | 2023-08-22 | 中国船舶集团有限公司第七一九研究所 | Method and system for calculating weight center of gravity of open hole of ship body structure based on CAA development |
| CN116628838B (en) * | 2023-04-03 | 2024-01-09 | 中国船舶集团有限公司第七一九研究所 | Method and system for calculating weight center of gravity of open hole of ship body structure based on CAA development |
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