Modeling database construction method and modeling method for ship superstructure

Abstract

The invention discloses a modeling database construction method and a modeling method of a ship superstructure. The modeling database construction method comprises the steps of obtaining all grillage design parameters forming the superstructure, and constructing various types of parameterized grillage templates forming the superstructure based on the grillage design parameters. The method comprises the following steps: determining overall components forming an upper-layer building structure, the overall components comprising various types of parameterized grillage templates, and determining an arrangement rule or a structural relationship of all parameterized grillage templates in the overall components; and formulating a uniform scale coordinate system, and obtaining coordinates of each parameterized grillage template in the overall components based on an arrangement rule or a structural relationship among all the parameterized grillage templates in the overall components under the uniform scale coordinate system so as to form a tabular design database. Therefore, the automatic design modeling of the superstructure of the ship can be realized, the design efficiency is improved, and the accuracy and integrity of the design are ensured.

Description

Technical Field

[0001] The present invention relates to the technical field of ship design, and in particular to a modeling database construction method and a modeling method for a ship superstructure structure. Background Art

[0002] The superstructure structure of a ship is an important part of ship design. Its structure is mainly composed of bulkheads and decks. Bulkheads and decks are formed by panels composed of stiffeners, quilts, and plates. The structural design process involves the coordination of multiple projects, such as cabins, doors, windows, walkways, etc. At present, the design modeling of the superstructure structure of a ship is mainly to build panels one by one according to the drawings. Each panel frame manually defines the boundaries, defines the plate specifications, designs openings, defines the positions and specifications of quilts and stiffeners, and then refines the structural nodes. The workload of defining each panel frame is large, and this operation process is repeated for each ship. The design process is cumbersome, inefficient, and it is difficult to ensure the accuracy and completeness of the design. Summary of the invention

[0003] In view of the above-mentioned shortcomings of the prior art, the object of the present invention is to provide a method for constructing a modeling database of a ship superstructure structure and a modeling method, so as to construct a modeling database, automate the modeling design of the superstructure structure, and improve the design efficiency.

[0004] In order to achieve the above-mentioned object and other related objects, the present invention provides a method for constructing a modeling database of a ship superstructure structure, comprising:

[0005] Acquire all panel frame design parameters constituting the superstructure structure, and construct various types of parametric panel frame templates constituting the superstructure structure based on the panel frame design parameters;

[0006] Determining the overall components constituting the superstructure structure, the overall components including multiple types of parametric frame templates, and determining the arrangement rules or structural relationships of all the parametric frame templates in the overall components;

[0007] A unified scale coordinate system is established, and the coordinates of each parameterized panel template in the overall component are obtained based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database.

[0008] Optionally, the step of acquiring all panel design parameters constituting the superstructure structure and constructing various types of parametric panel templates constituting the superstructure structure based on the panel design parameters includes:

[0009] To sort out the plate frame design parameters of the superstructure structures of historical ships;

[0010] Establish parametric panel frame templates for various panels according to the panel frame type of the superstructure structure.

[0011] Optionally, the step of sorting out the plate frame design parameters of the superstructure structure of historical ships includes:

[0012] Learn the superstructure design data of different types of ships, including length, width, height, classification society, navigation area and purpose of the ship;

[0013] A design database of different types of ships is constructed according to the learning results, wherein the design database includes design parameters of different characteristics of different types of ships.

[0014] Optionally, the step of constructing various types of parametric panel templates constituting the superstructure structure based on the panel design parameters includes:

[0015] To sort out the types of superstructure structures in historical ships;

[0016] To sort out the types of parts contained in the panels of the superstructure structures of historical ships;

[0017] To sort out the relationship between the panels and doors, windows and various cabin openings in historical ships;

[0018] The relationship between the structural arrangement and parts on the combing plate frame;

[0019] According to the characteristics of the plate frame, sort out the rules of structural nodes;

[0020] Based on the above analysis, the main parameters and template types of the plate rack template are constructed to form a parametric plate rack template.

[0021] Optionally, in the step of determining the overall components constituting the superstructure structure, the overall components including multiple types of parameterized panel templates, and determining the arrangement rules or structural relationships of all parameterized panel templates in the overall components, the following steps are included:

[0022] Sort out the overall components of the superstructure structures of different types of historical ships, and clarify the positions, constraints and overall composition relationships of various parametric frame templates within the overall components;

[0023] Based on the positions, constraints and overall composition relationships of various slab formworks, an arrangement order or structural relationship of all parameterized slab formworks within the overall composition elements of the superstructure structure is formulated.

[0024] Optionally, in the step of formulating a unified scale coordinate system, obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the step includes:

[0025] A unified scale coordinate system is established based on the arrangement rules or structural relationships among all the parameterized frame templates within the overall components, and a tabular design database consisting of parameterized frame template-coordinate information is obtained.

[0026] Optionally, after the step of formulating a unified scale coordinate system and obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the method further includes:

[0027] The tabular design database on the superstructure structure is constructed for each type of ship.

[0028] Optionally, after the step of formulating a unified scale coordinate system and obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the method further includes:

[0029] According to the classification society rules and relevant regulations, check and modify the table design database.

[0030] According to one aspect of the present invention, there is also provided a modeling method for a ship superstructure structure, characterized in that it comprises:

[0031] Constructing a table design database of parametric plate frame template-coordinate information of the superstructure structure, wherein the table design database is formed by the above-mentioned modeling database construction method;

[0032] Retrieving the corresponding table design database based on the ship type;

[0033] The retrieved table design database calls the corresponding parametric frame template of the superstructure structure, and constructs a superstructure structure model of a certain type of ship according to the corresponding relationship between the parametric frame template and the coordinate information.

[0034] Optionally, it also includes:

[0035] Construct a table design database of parameterized plate frame template-coordinate information for standard superstructure ship types and mainstream shipowners' superstructure ship types;

[0036] Retrieving the corresponding table design database based on the ship type;

[0037] The corresponding parametric frame template of the superstructure structure is called based on the retrieved table design database, and the model of the standard superstructure structure and the model of the mainstream shipowner type superstructure structure are constructed according to the corresponding relationship between the parametric frame template and the coordinate information.

[0038] Compared with the prior art, the modeling database construction method and modeling method of the ship superstructure structure of the present invention have at least the following beneficial effects:

[0039] The method for constructing a modeling database of a ship superstructure structure of the present invention comprises obtaining all the panel design parameters constituting the superstructure structure, and constructing various types of parametric panel templates constituting the superstructure structure based on the panel design parameters. The overall components constituting the superstructure structure are determined, and the overall components include multiple types of parametric panel templates, and the arrangement rules or structural relationships of all the parametric panel templates in the overall components are determined. A unified scale coordinate system is formulated, and the coordinates of each parametric panel template in the overall components are obtained based on the arrangement rules or structural relationships between all the parametric panel templates in the overall components under the unified scale coordinate system to form a tabular design database. Thus, the present invention forms a modeling database of the superstructure structure, and promotes knowledge engineering. Moreover, by modeling with the help of the modeling database, the automated design modeling of the ship superstructure structure can be realized, and the design efficiency is improved. The accuracy and integrity of the design are guaranteed by the parametric panel template and the tabular design database.

[0040] The present invention uses parameterized plate frame templates and tabular design data to call various types of plate frame templates based on the tabular design data during the design process, automatically refine the structural nodes, and realize rapid and accurate design of ship superstructures, thereby improving the efficiency and accuracy of ship superstructure structural design. It also forms pedigree superstructure structural design data through structured data analysis, thus providing basic data for artificial intelligence design analysis.

[0041] The modeling method of the ship superstructure structure of the present invention includes the above-mentioned modeling database construction method, and also has the above-mentioned technical effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0042] Figure 1 The present invention is a flowchart of a method for constructing a modeling database for a ship superstructure structure according to an embodiment of the present invention. DETAILED DESCRIPTION

[0043] The following specific embodiments illustrate the embodiments of the present invention, and those familiar with the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification. The present invention can also be implemented or applied through other different specific embodiments, and the details in this specification can also be modified or changed in various ways based on different viewpoints and applications without departing from the spirit of the present application. It should be noted that the following embodiments and features in the embodiments can be combined with each other without conflict.

[0044] It should be noted that the diagrams provided in the embodiments of the present invention are only used to illustrate the basic concept of the present invention in a schematic manner. Although the diagrams only show the components related to the present invention rather than being drawn according to the number, shape and size of the components in actual implementation, the form, quantity and proportion of each component can be changed at will during actual implementation, and the layout of the components may also be more complex. The structures, proportions, sizes, etc. illustrated in the drawings of the specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions that can be implemented in this application, so they have no technical substantive significance. Any structural modification, change in proportional relationship or adjustment of size should still fall within the scope of the technical content disclosed in this application without affecting the effects and purposes that can be achieved by the present invention.

[0045] The present embodiment provides a modeling database construction method and a modeling method for a ship superstructure structure. The modeling database construction method can realize rapid and accurate design of a ship superstructure, improve the design efficiency and accuracy of the ship superstructure structure, and provide basic data for artificial intelligence design analysis.

[0046] Among them, Figure 1 As shown, the method for constructing a modeling database for a ship superstructure structure includes:

[0047] S1: Obtain all the panel frame design parameters constituting the superstructure structure, and construct various types of parametric panel frame templates constituting the superstructure structure based on the panel frame design parameters;

[0048] Specifically, the step of obtaining all the plate frame design parameters constituting the superstructure structure includes: combing the plate frame design parameters of the superstructure structure of historical ships. Learning the design data of the superstructure structure of different types of ships in historical ships, the design data including but not limited to the length, width, height, classification society, navigation area and purpose of the ship. Building a design database of different types of ships according to the learning results. The design database includes design parameters of different parameters of different types of ships. Based on the design database, all the plate frame design parameters for constructing the superstructure structure are obtained.

[0049] Based on the panel design parameters, various types of parametric panel templates that make up the superstructure structure are constructed, including:

[0050] Sort out the types of plate frames of superstructure structures in historical ships, including but not limited to primary and secondary types such as decks, cabin walls, external longitudinal and transverse bulkheads, etc.

[0051] The types of components included in the plate frames of superstructure structures in historical ships were sorted out. The strong frames on the plate frames include T-shaped structures such as longitudinal girders and transverse beams, and the weak structures include various ribs.

[0052] Sort out the relationship between planking and doors, windows and various cabin openings in historical ships.

[0053] The relationship between the structural layout and parts on the combing plate frame.

[0054] According to the characteristics of the plate frame, the rules of structural nodes are sorted out.

[0055] Based on the above analysis, the main parameters and template types of the plate frame template are constructed, and the parametric plate frame template of the superstructure structure is constructed in the computer.

[0056] S2: Determine the overall components constituting the superstructure structure, the overall components including various types of parametric frame templates, and determine the arrangement rules or structural relationships of all the parametric frame templates within the overall components;

[0057] Specifically, the overall components that constitute the superstructure structure are determined, the overall components of the superstructure structures of different ship types of historical ships are sorted out, the positions, constraints and overall composition relationships of various parametric frame templates within the overall components are clarified, and based on the positions, constraints and overall composition relationships of various frame templates, the arrangement order or structural relationship of all parametric frame templates within the overall components of the superstructure structure is formulated.

[0058] S3: Establish a unified scale coordinate system, and obtain the coordinates of each parametric frame template in the overall component based on the arrangement rules or structural relationships between all parametric frame templates in the overall component under the unified scale coordinate system to form a tabular design database.

[0059] Specifically, a unified scale coordinate system is established based on the arrangement rules or structural relationships between all parametric frame templates within the overall components, and a tabular design database consisting of parametric frame template-coordinate information is obtained to meet the definition requirements of various parametric frame templates and the overall layout of the superstructure.

[0060] After step S3, the process also includes constructing a table design database for the superstructure structure of each type of ship, and checking and modifying the table design database according to classification society rules and relevant regulations.

[0061] In addition, this embodiment also provides a modeling method for a ship superstructure, and the modeling method for a ship superstructure includes the above-mentioned method for constructing a modeling database for a ship superstructure. The modeling method includes:

[0062] Construct a table design database of the parametric frame template-coordinate information of the superstructure structure, and the table design database is formed by the above-mentioned modeling database construction method. Based on the ship type, the corresponding table design database is retrieved, and the corresponding parametric frame template of the superstructure structure is called based on the retrieved table design database. The superstructure structure model of a certain type of ship is constructed according to the corresponding relationship between the parametric frame template-coordinate information. Specifically, in the modeling process, a method for calculating and calling the parametric template can be formulated, and the structural node refinement rules or special requirements of each type of ship can be clarified, and the structural nodes can be automatically corrected according to the rules.

[0063] Optionally, the modeling method further includes constructing a table design database of parameterized plate frame template-coordinate information of a ship type of a standard superstructure structure and a ship type of a mainstream shipowner superstructure structure. The corresponding table design database is retrieved based on the ship type. The corresponding parameterized plate frame template of the superstructure structure is called based on the retrieved table design database, and the model of the standard superstructure structure and the model of the mainstream shipowner superstructure structure are constructed according to the corresponding relationship between the parameterized plate frame template-coordinate information.

[0064] In summary, the modeling database construction method of the ship superstructure structure of the present invention includes obtaining all the frame design parameters constituting the superstructure structure, and constructing various types of parametric frame templates constituting the superstructure structure based on the frame design parameters. Determine the overall components constituting the superstructure structure, the overall components include multiple types of parametric frame templates, and determine the arrangement rules or structural relationships of all parametric frame templates in the overall components. Formulate a unified scale coordinate system, and obtain the coordinates of each parametric frame template in the overall components based on the arrangement rules or structural relationships between all parametric frame templates in the overall components under the unified scale coordinate system to form a tabular design database. Thus, the present invention forms a modeling database of the superstructure structure and promotes knowledge engineering. In addition, by modeling with the help of the modeling database, the automated design modeling of the ship superstructure structure can be realized, and the design efficiency is improved. The accuracy and integrity of the design are guaranteed by the parametric frame template and the tabular design database.

[0065] The present invention uses parameterized plate frame templates and tabular design data to call various types of plate frame templates based on the tabular design data during the design process, automatically refine the structural nodes, and realize rapid and accurate design of ship superstructures, thereby improving the efficiency and accuracy of ship superstructure structural design. It also forms pedigree superstructure structural design data through structured data analysis, thus providing basic data for artificial intelligence design analysis.

[0066] The modeling method of the ship superstructure structure of the present invention includes the above-mentioned modeling database construction method, and also has the above-mentioned technical effects.

[0067] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. A method for constructing a modeling database for a ship superstructure structure, characterized in that: include: Acquire all panel frame design parameters constituting the superstructure structure, and construct various types of parametric panel frame templates constituting the superstructure structure based on the panel frame design parameters; Determining the overall components constituting the superstructure structure, the overall components including multiple types of parametric frame templates, and determining the arrangement rules or structural relationships of all the parametric frame templates in the overall components; A unified scale coordinate system is established, and the coordinates of each parameterized panel template in the overall component are obtained based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database.

2. The method for constructing a modeling database according to claim 1, characterized in that: The step of obtaining all the panel frame design parameters constituting the superstructure structure and constructing various types of parametric panel frame templates constituting the superstructure structure based on the panel frame design parameters includes: To sort out the plate frame design parameters of the superstructure structures of historical ships; Establish parametric panel frame templates for various panels according to the panel frame type of the superstructure structure.

3. The method for constructing a modeling database according to claim 2, characterized in that: The steps to sort out the plate frame design parameters of the superstructure structure of historical ships include: Learn the superstructure design data of different types of ships, including length, width, height, classification society, navigation area and purpose of the ship; A design database of different types of ships is constructed according to the learning results, wherein the design database includes design parameters of different characteristics of different types of ships.

4. The method for constructing a modeling database according to claim 1, characterized in that: The step of constructing various types of parametric panel templates constituting the superstructure structure based on the panel design parameters includes: To sort out the types of superstructure structures in historical ships; To sort out the types of parts contained in the panels of the superstructure structures of historical ships; To sort out the relationship between the panels and doors, windows and various cabin openings in historical ships; The relationship between the structural arrangement and parts on the combing plate frame; According to the characteristics of the plate frame, sort out the rules of structural nodes; Based on the above analysis, the main parameters and template types of the plate rack template are constructed to form a parametric plate rack template.

5. The method for constructing a modeling database according to claim 1, characterized in that: The step of determining the overall components constituting the superstructure structure, wherein the overall components include multiple types of parameterized panel templates, and determining the arrangement rules or structural relationships of all parameterized panel templates in the overall components includes: Sort out the overall components of the superstructure structures of different types of historical ships, and clarify the positions, constraints and overall composition relationships of various parametric frame templates within the overall components; Based on the positions, constraints and overall composition relationships of various slab formworks, an arrangement order or structural relationship of all parameterized slab formworks within the overall composition elements of the superstructure structure is formulated.

6. The method for constructing a modeling database according to claim 1, characterized in that: In the step of formulating a unified scale coordinate system, obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the step includes: A unified scale coordinate system is established based on the arrangement rules or structural relationships among all the parameterized frame templates within the overall components, and a tabular design database consisting of parameterized frame template-coordinate information is obtained.

7. The method for constructing a modeling database according to claim 1, characterized in that: After the step of formulating a unified scale coordinate system, obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the method further includes: The tabular design database on the superstructure structure is constructed for each type of ship.

8. The method for constructing a modeling database according to claim 1, characterized in that: After the step of formulating a unified scale coordinate system, obtaining the coordinates of each parameterized panel template in the overall component based on the arrangement rules or structural relationships between all parameterized panel templates in the overall component under the unified scale coordinate system to form a tabular design database, the method further includes: According to the classification society rules and relevant regulations, check and modify the table design database.

9. A modeling method for a ship superstructure structure, characterized in that: include: Constructing a table design database of parametric plate frame template-coordinate information of a superstructure structure, wherein the table design database is formed by the modeling database construction method described in any one of claims 1 to 8; Retrieving the corresponding table design database based on the ship type; The retrieved table design database calls the corresponding parametric frame template of the superstructure structure, and constructs a superstructure structure model of a certain type of ship according to the corresponding relationship between the parametric frame template and the coordinate information.

10. The modeling method of a ship superstructure structure according to claim 9, characterized in that: Also includes: Construct a table design database of parameterized plate frame template-coordinate information for standard superstructure ship types and mainstream shipowners' superstructure ship types; Retrieving the corresponding table design database based on the ship type; The corresponding parametric frame template of the superstructure structure is called based on the retrieved table design database, and the model of the standard superstructure structure and the model of the mainstream shipowner type superstructure structure are constructed according to the corresponding relationship between the parametric frame template and the coordinate information.

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