CN115034009A - Ship piping system model design method - Google Patents

Ship piping system model design method Download PDF

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Publication number
CN115034009A
CN115034009A CN202210676926.7A CN202210676926A CN115034009A CN 115034009 A CN115034009 A CN 115034009A CN 202210676926 A CN202210676926 A CN 202210676926A CN 115034009 A CN115034009 A CN 115034009A
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model
ship piping
ship
design
acquiring
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Inventor
张欣
付强
罗亚萍
缪文杰
王猛
夏天
刁小刚
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Jiangnan Shipyard Group Co Ltd
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Jiangnan Shipyard Group Co Ltd
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Priority to CN202210676926.7A priority Critical patent/CN115034009A/en
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/17—Mechanical parametric or variational design
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/15—Vehicle, aircraft or watercraft design
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F30/00—Computer-aided design [CAD]
    • G06F30/10—Geometric CAD
    • G06F30/18—Network design, e.g. design based on topological or interconnect aspects of utility systems, piping, heating ventilation air conditioning [HVAC] or cabling
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2111/00—Details relating to CAD techniques
    • G06F2111/04—Constraint-based CAD
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2113/00—Details relating to the application field
    • G06F2113/14—Pipes
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/08—Thermal analysis or thermal optimisation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
    • G06F2119/14—Force analysis or force optimisation, e.g. static or dynamic forces

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Geometry (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Optimization (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Evolutionary Computation (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Automation & Control Theory (AREA)
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  • Computer Networks & Wireless Communication (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)

Abstract

The application provides a ship piping system model design method, which selects a control system diagram template according to types. And matching each component in the control system diagram template with a corresponding standard model block, and matching each standard model block with a configuration table and parameter constraint conditions. Acquiring parameter constraint conditions of the ship piping system, adjusting the parameter constraint conditions of the standard model blocks according to the parameter constraint conditions of the ship piping system, resetting a configuration table, correspondingly adjusting each standard model block, and acquiring geometric information of the adjusted model blocks. And acquiring a three-dimensional model corresponding to the ship piping system according to the geometric information of the plurality of model blocks. The design method and the design device can be used for the design of most civil ship piping systems, the times of the designers for modifying the arrangement scheme are reduced, the design efficiency and the design quality are improved, and the design errors caused by insufficient experience are avoided. The standardized design of the three-dimensional model of ship management is completed by combining parameter condition constraint and templates, and the method is favorable for popularization and application.

Description

Ship piping system model design method
Technical Field
The application relates to the technical field of ship construction, in particular to a ship piping system model design method.
Background
The ship pipeline system is a pipeline system serving for the whole ship and mainly comprises a ballast water system, a bilge water system, a fire-fighting system, a ventilating and depth-measuring system, a domestic water system and the like. In the current ship manufacturing industry, ship piping production designers generally undertake various ship piping design tasks, including bulk carriers, container ships, liquefied natural gas ships, scientific research ships, business ships and the like, and relate to various ship-level agencies where ships enter the world.
The layout design of the ship pipeline is an important component in the ship production design process, occupies more than half of design time, and has important engineering significance for improving the competitiveness of the ship manufacturing industry by improving the design quality of the ship pipeline production design.
At present, the ship industry mainly adopts a pipeline three-dimensional modeling software platform to construct a pipeline design model. However, because the design of the pipeline is different by designers, different designers cannot generate the same design result according to different design experiences, and the generated design results are greatly different. In addition, the complex quantity of the pipeline system is huge, the design state is uncontrollable in the early stage of receiving orders in a shipyard, and the design efficiency and quality of the piping system production design become a great bottleneck for improving under the design period of rapid compression under the technical state that the subsequent construction period needs to be ensured.
In view of the foregoing, it would be desirable to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The embodiment of the application aims to provide a ship piping system model design method, which can provide a design method for automatically arranging equipment, pipelines and other parts in a ship piping system in a unitized and parameterized manner.
The application specifically provides a ship piping model design method, which comprises the following steps:
and S1, acquiring the type of the ship piping system, and selecting a control system diagram template according to the type. The components in the control system diagram template at least comprise connecting pipelines, equipment, valve accessories and meters.
And S2, matching each component in the control system diagram template with a corresponding standard model block, and matching each standard model block with a configuration table and parameter constraint conditions.
And S3, acquiring parameter constraint conditions of the ship piping system, adjusting the parameter constraint conditions of the standard model block according to the parameter constraint conditions of the ship piping system, and resetting the configuration table. And adjusting each standard model block according to the adjusted parameter constraint conditions and the configuration table, and acquiring the geometric information of the adjusted model block.
And S4, acquiring a three-dimensional model corresponding to the ship piping system according to the geometric information of the plurality of model blocks.
In one embodiment, in step S1, the method further includes the following steps:
and S11, acquiring the type and the number of the equipment in the control system diagram and the relative position relationship of the equipment according to the type of the ship piping.
And S12, arranging a plurality of connecting pipelines to connect a plurality of devices.
And S13, correspondingly arranging a valve accessory, a unit support and a meter on each connecting pipeline respectively.
In one embodiment, the parameters within the configuration table include variable parameters and non-variable parameters.
In one embodiment, in step S3, the adjusting the parameter constraint condition of the standard model block includes: and selecting the variable parameters according to the minimum arrangement requirement of the ship piping system within the preset numerical range of the variable parameters, so that the variable parameters select the minimum value, and resetting the configuration table according to the minimum value.
In one embodiment, the configuration table includes at least: ID information of each of the parts with each of the model blocks matched in the parts library.
In one embodiment, the configuration table of the connection pipeline at least comprises: the pipe diameter, the type and the material of the connecting pipeline.
In one embodiment, in step S4, the method further includes: and counting the ID information of each component according to the configuration table of each component, and acquiring a plurality of lists of the components.
In one embodiment, in step S4, the method further includes the following steps:
and S41, acquiring the total arrangement volume of the ship piping.
S42, adjusting and determining the arrangement position of each model block according to the total pipe arrangement volume and the geometric information of each model block.
And S43, connecting a plurality of model blocks to generate a three-dimensional model of the ship piping system.
In one embodiment, the geometric information comprises at least volume and position information of the model block.
In one embodiment, each component in the control system map template is selected from a library of components that includes at least equipment, tubing, valves, tubing holders, pipe accessories of different specifications for selection.
Compared with the prior art, the beneficial effect of this application is:
in the technical scheme of this application, can be used to in the design of most civilian boats and ships piping, can reduce the number of times that the designer revised the arrangement scheme, improve design efficiency and design quality, avoid the design mistake because of the experience is not enough to cause. The standardized design of the three-dimensional model of ship management is completed by combining parameter condition constraint and templates, and the method is favorable for popularization and application. According to the design method, the template can be expanded and updated as required, and the method has important significance for shortening the production design period of the ship piping system and improving the quality.
Drawings
To more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a flow chart illustrating a method for designing a ship piping model according to an embodiment of the present application;
FIG. 2 is a process flow diagram of step S1 of the method of designing a model of the vessel piping system of FIG. 1;
FIG. 3 is a process flow diagram of step S4 of the method of designing a model of the vessel piping system of FIG. 1;
FIG. 4 is a diagram of a control system of a marine high and low temperature fresh water system according to an embodiment of the present disclosure;
FIG. 5 is a ship piping model diagram of a ship high and low temperature fresh water system according to an embodiment of the present application;
fig. 6 is a three-dimensional model diagram of a connecting pipeline in a ship piping model design method according to an embodiment of the application.
Description of reference numerals:
1. a first pipeline flange; 2. a pipeline tee joint; 3. a second pipeline flange; 4. a pipe section; 5. and (7) connecting the flanges.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
According to the design method of the ship piping model provided by the application, referring to fig. 1, the method comprises the following steps:
and S1, acquiring the type of the ship piping system, and selecting a control system diagram template according to the type of the ship piping system. The components within the control system diagram template include at least connecting lines, equipment, valve attachments, instrumentation, gaskets, tube holders, and tube clamp components.
Specifically, in this embodiment, a three-dimensional model design is selected based on the ship high and low temperature fresh water system. Based on the application of the water cooling function unit of the main engine cylinder sleeve in the high-low temperature fresh water system of the ship, analyzing the principle of the high-low temperature fresh water system of the ship, and according to the arrangement requirement of a cabin and the function of equipment in the principle, as shown in fig. 4, determining the components in a template mainly comprises: the system comprises a main engine cylinder liner water cooler A, a main engine cylinder liner water cooling pump B, a main engine fresh water preheater C, a three-way temperature control valve D, a degassing cylinder E, a main engine cylinder liner water preheating pump F and the like.
And S2, matching each component in the control system diagram template with a corresponding standard model block, and matching each standard model block with a configuration table and parameter constraint conditions.
Specifically, the parameter constraint conditions at least include: the method comprises the following steps of setting a spacing constraint condition of a pipeline accessory welding line, selecting a principle condition constraint of a pipeline shaping elbow, arranging a valve member to an orientation condition constraint, arranging a valve member to a height condition constraint, matching a pipeline material with a pipe accessory material to a condition constraint, selecting a standard constraint condition of the pipe accessory, matching a pipe material with a pipe accessory size to a condition constraint, maintaining equipment space to a condition constraint and corresponding constraint conditions of a pipeline support and a pipeline.
The component library comprises equipment, pipes, valves, pipeline brackets, pipe accessories and the like with different specifications for selection. The configuration table at least comprises the following information: ID information for each part with each model block matched in the parts library. And numbering each connecting pipeline or numbering valve accessories of the valve, and the like, wherein the serial numbers are considered for marking for subsequent statistics. Therefore, the ID information includes at least: the information of the serial number of the pipeline, the information of the pipe of the pipeline, the matching information of the surface treatment of the pipeline, the serial number of the valve, the matching information of the valve and the matching relation between the pipe and the pipe accessory.
And S3, acquiring parameter constraint conditions of the ship piping system, adjusting the parameter constraint conditions of the standard model block according to the parameter constraint conditions of the ship piping system, and reconfiguring a configuration table. As the geometric information of each standard model block can be adjusted according to the configuration table and the parameter constraint conditions, each standard model block is adjusted according to the adjusted parameter constraint conditions and the configuration table, and the geometric information of the adjusted model block is obtained.
It should be noted that the geometric information includes the volume of the model block, the position information, and the like.
S4, as shown in fig. 5, a three-dimensional model corresponding to the ship piping system is obtained based on the geometric information of the plurality of model blocks.
The ship piping model design method can be used for most civil ship piping design, can reduce the times of arrangement scheme modification of designers, improves design efficiency and design quality, and avoids design errors caused by insufficient experience. The standardized design of the three-dimensional model of ship management is completed by combining parameter condition constraint and templates, and the method is favorable for popularization and application. According to the design method, the template can be expanded and updated theoretically according to needs, and the method has important significance for shortening the production design period of the ship piping system and improving the quality.
It should be noted that, the template in the present application requires less manual intervention during the application process, and for the situations of different equipment manufacturers, the corresponding model template may be set according to different manufacturers, so as to achieve the situation of the highest utilization rate.
In one embodiment, in step S1, the method further includes the following steps:
and S11, acquiring the type and the number of the equipment in the control system diagram and the relative position relationship of the arrangement of the equipment according to the type of the ship piping.
And S12, connecting a plurality of devices by arranging a plurality of connecting pipelines.
And S13, respectively arranging a valve accessory, a unit support, a meter and the like on each connecting pipeline correspondingly.
The template library of the control system diagram of the ship piping system is configured according to the type of the ship piping system. The method specifically comprises the following steps: according to the characteristics of different ship pipelines, after factors such as equipment arrangement space are considered, the equipment which can be arranged together is arranged in a centralized manner, pipelines, valves and instruments for connecting the equipment are arranged around the equipment, all the equipment, pipelines and accessories are connected into a stable whole by parts such as a pipeline support, an equipment base frame and the like, and the template of the arrangement scheme meets the requirement of one-time hoisting installation and simultaneously meets the installation and use requirements of the equipment and the valves. The model template covers the equipment and the valve accessories in the system as much as possible, the arrangement is concentrated and compact, and the length of the used pipeline is shortest. And finally, after feasibility evaluation is carried out on the ship piping system diagram template, the establishment of a template library of a control system diagram of the ship piping system is completed.
According to the ship piping system, a component library is configured, each component in the control system diagram template is selected from the component library, and the component library at least comprises equipment, pipes, valves, pipeline supports and pipe accessories with different specifications for selection.
In one embodiment, in step S2, the parameter constraint includes a variable parameter and an immutable parameter. The variable parameter part is adjusted according to ship piping systems with different design requirements.
Specifically, the variable parameters include: the minimum arrangement requirement set according to equipment, pipeline manufacturing and installation requirements comprises the following parts: the device comprises a maintenance space, a valve piece orientation, a pipeline welding seam interval, a pipeline insulation thickness, a pipeline interval, a pipeline standard, a pipeline outer diameter, a pipeline material, a pipeline wall thickness, a valve accessory standard specification, a pipe accessory standard specification, a hoisting minimum interference requirement, an installation minimum interval requirement, a pipe and pipe accessory corresponding relation, a pipeline gasket selecting principle, a support pipe clamp matching principle and the like.
In one embodiment, in step S3, adjusting the parameter constraints of the standard model block includes: and within the preset numerical range of the variable parameters, selecting the variable parameters according to the minimum arrangement requirement of the ship piping system so as to select the minimum value of the variable parameters, and resetting the configuration table according to the minimum value.
In one embodiment, in step S4, the method further includes the following steps:
and S41, acquiring the total arrangement volume of the ship piping.
And S42, adjusting and determining the arrangement position of each model block according to the total pipe arrangement volume and the geometric information of each model block.
And S43, connecting the plurality of model blocks to generate a three-dimensional model of the ship piping system.
In one embodiment, after step S4, the information of each part is counted according to the configuration table of each part and the inventory information of a plurality of parts is obtained to meet the requirements of subsequent procurement and the like.
After step S4, the intrinsic correlation relationships of the plurality of model blocks are checked, and a correction error relationship is prompted to improve the design accuracy of the present application, and then the result is delivered to the designer.
In an embodiment of the three-dimensional model design of the connecting pipes, as shown in fig. 6, the model block of one of the connecting pipes includes: the pipeline tee joint 2 is characterized in that two ends of the pipeline tee joint 2 are connected with a first pipeline flange 1 and a second pipeline flange 3, the lower end of the middle of the pipeline tee joint 2 is connected with a pipe section 4, and the other end of the pipe section 4 is connected with a connecting flange 5.
The model block of the connecting pipeline at the matching position in the component library comprises: the standard of the first pipeline flange 1, the second pipeline flange 3 and the connecting flange 5 is GB/T9115-2010, the model is RF, the specification is 10250, and the material is Q235B. The attribute corresponds to a unique part in the part library, and the external dimension of the part is a standard dimension and is an invariable parameter.
The standard of the pipeline tee joint 2 is GB/T12459-2017, the model is TS, the specification is 250X250, the material is Q235B, the attribute corresponds to a unique component in a component library, and the external dimension of the component is standard dimension and is an unchangeable parameter. The pipe section 4 is in the standard of GB/T8163-2018, the specification is 273X7.0 (outer diameter and wall thickness), the material is Q235B, the property corresponds to a unique part in a part library, the diameter and the wall thickness of the part are not variable, and the length of the part is variable.
The parameter constraint conditions of the connecting pipeline are as follows:
1. all parts must be of the same material.
2. The drift diameter/outer diameter attribute must be unanimous among all part specification attributes, and the drift diameter is 250mm, and the external diameter that corresponds to the drift diameter is 273mm in the configuration.
3. The pressure attribute of the pipeline flange must be 10 kilograms, and the specification 10250 indicates a flange with a pressure of 10 kilograms and a drift diameter of 250 mm.
4. All component standards are not variable and template standards are used.
5. The length of the pipe is fixed by using a fixed length (the initial length in the template is set by a designer), and when the appearance changes along with the selection of the three-way part and the flange part at different outer diameters, the following constraint requirements must be met: l1 needs to be larger than or equal to 75mm, L2 is an integer, the tail is 0, when L1 is smaller than 75mm, L2 is enlarged to L1 larger than or equal to 75mm on the basis of the initial design size, and meanwhile, the tail number of L2 is guaranteed to be 0.
The configuration table information of the connecting pipeline is obtained according to the schematic diagram of the project and at least comprises the outer diameter, the wall thickness and the material.
And (3) according to the parameter constraint condition of the connecting pipeline, the outer diameter, the wall thickness, the material and the like of the pipeline, a designer selects a corresponding model block from the model block library, and the selected model block is used for generating a three-dimensional model of the connecting pipeline in the ship pipeline system.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A ship piping model design method is characterized by comprising the following steps:
s1, acquiring the type of the ship piping system, and selecting a control system diagram template according to the type; the components in the control system diagram template at least comprise connecting pipelines, equipment, valve accessories and meters;
s2, matching each component in the control system diagram template with a corresponding standard model block, and matching each standard model block with a configuration table and parameter constraint conditions;
s3, acquiring parameter constraint conditions of the ship piping system, adjusting the parameter constraint conditions of the standard model blocks according to the parameter constraint conditions of the ship piping system, and resetting the configuration table; adjusting each standard model block according to the adjusted parameter constraint conditions and the configuration table, and acquiring the geometric information of the adjusted model block;
and S4, acquiring a three-dimensional model corresponding to the ship piping system according to the geometric information of the model blocks.
2. The method for designing a ship piping model according to claim 1, further comprising, in step S1, the steps of:
s11, acquiring the type and the number of the equipment in the control system diagram and the relative position relationship among the equipment according to the type of the ship piping;
s12, arranging a plurality of connecting pipelines to connect a plurality of devices;
and S13, correspondingly arranging a valve accessory, a unit support and a meter on each connecting pipeline respectively.
3. The method of designing a ship piping model of claim 2, wherein the parameters in the configuration table comprise variable parameters and non-variable parameters.
4. The ship piping model design method of claim 3, wherein in step S3, the adjusting the parameter constraints of the standard model blocks comprises:
and selecting the variable parameters according to the minimum arrangement requirement of the ship piping system within the preset numerical range of the variable parameters, so that the variable parameters select the minimum value, and resetting the configuration table according to the minimum value.
5. The method of designing a ship piping model according to claim 4, wherein the configuration table includes at least: ID information for each of the parts with each of the model blocks matched in the parts library.
6. The ship piping model design method of claim 5, wherein the configuration table of the connection piping at least comprises: the pipe diameter, the type and the material of the connecting pipeline.
7. The method for designing a ship piping model according to claim 5 or 6, further comprising, in step S4: and counting the ID information of each component according to the configuration table of each component, and acquiring a plurality of lists of the components.
8. The method for designing a ship piping model according to claim 7, further comprising, in step S4, the steps of:
s41, acquiring the total arrangement volume of the ship piping;
s42, adjusting and determining the arrangement position of each model block according to the total pipe arrangement volume and the geometric information of each model block;
and S43, connecting a plurality of model blocks to generate a three-dimensional model of the ship piping.
9. The method of designing a ship piping model according to claim 8, wherein the geometric information comprises at least volume and position information of the model block.
10. The method of designing a ship piping model of claim 9, wherein each component in the control system diagram template is selected from a library of components comprising at least equipment, pipes, valves, piping brackets, pipe accessories of different specifications for selection.
CN202210676926.7A 2022-06-15 2022-06-15 Ship piping system model design method Pending CN115034009A (en)

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Application Number Priority Date Filing Date Title
CN202210676926.7A CN115034009A (en) 2022-06-15 2022-06-15 Ship piping system model design method

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Application Number Priority Date Filing Date Title
CN202210676926.7A CN115034009A (en) 2022-06-15 2022-06-15 Ship piping system model design method

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CN115034009A true CN115034009A (en) 2022-09-09

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