CN108133092A - A kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method - Google Patents
A kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method Download PDFInfo
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- CN108133092A CN108133092A CN201711334197.2A CN201711334197A CN108133092A CN 108133092 A CN108133092 A CN 108133092A CN 201711334197 A CN201711334197 A CN 201711334197A CN 108133092 A CN108133092 A CN 108133092A
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- sysml
- affected zone
- weld heat
- weld
- heat
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
- G06F30/23—Design optimisation, verification or simulation using finite element methods [FEM] or finite difference methods [FDM]
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/32—Investigating strength properties of solid materials by application of mechanical stress by applying repeated or pulsating forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/006—Crack, flaws, fracture or rupture
- G01N2203/0062—Crack or flaws
- G01N2203/0066—Propagation of crack
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0069—Fatigue, creep, strain-stress relations or elastic constants
- G01N2203/0073—Fatigue
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0296—Welds
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- 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
- G06F2119/04—Ageing analysis or optimisation against ageing
Abstract
The invention discloses a kind of SysML to drive weld heat-affected zone fatigue crack analysis and assessment method, weld heat-affected zone fatigue crack integrated moulding and automatically analyzes assessment during for welding.This method includes the weld seam Ontology Modeling based on SysML, the weld heat-affected zone modeling based on SysMl and analysis, the weld heat-affected zone Evaluation of Cracks based on SysML；Weld seam describes the welding process behavior of welded seam, weld heat-affected zone, weld heat-affected zone crackle using ontology modeling, weld seam body parameter with the description of SysML Parameter Maps, with SysML state machine diagrams and sequence chart.This method is fully described welding process behavior, realizes and weld heat-affected zone fatigue crack is assessed from the angle of system, has the advantages that shortening assessment time, specification are efficiently reusable.
Description
Technical field
The present invention relates to it is a kind of welded with information processing in weld heat-affected zone Fatigue Assessment reusable modeling analysis side
Method, more particularly to a kind of SysML drivings weld heat-affected zone fatigue crack analysis and assessment method.
Background technology
The assessment of weld heat-affected zone fatigue crack is the important content of welding material and welding part Performance Evaluation.In the past
Only the angle from material analysis or the angle from finite element analysis treat weld heat-affected zone Evaluation of Cracks, these sides
The assessment information that method includes is not comprehensive, the experience dependent on appraiser.And SysML is a kind of diagrammatic model languages, make structure,
Behavior needs sum of parameters etc. visualization, and welding performance evaluation is made to accomplish integration, multi-angle and reusable.It is built with ontology
Mould combination SysML drives weld heat-affected zone fatigue crack analysis and assessment, helps to improve estimating velocity and reusability.
Invention content：
Shortage high efficiency at present, which is assessed, the purpose of the present invention is weld heat-affected zone fatigue crack repeats method, it is proposed that
A kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method.
To achieve these goals, the technical solution of present aspect is：A kind of SysML drives weld heat-affected zone fatigue crack
Analysis and assessment method, includes the following steps：
Step 1：Weld seam Ontology Modeling based on SysML establishes weld seam ontology using ontology thought, is divided into weld seam mother
Body, solder and welding energy supplier；The material and geometric dimension of weld seam parent, the material of solder and specification, welding energy supply
The heat source density for the person of answering, heating radius, heat source movement speed parameter, establish SysML packets, to above-mentioned parameter with SysML Parameter Maps
Description；Parent, solder and the welding process of welding energy supplier are welded with SysML state machine diagrams and sequence chart.
Step 2：Weld heat-affected zone modeling and analysis based on SysMl, establish welding parent, solder and welding energy and supply
The parameter finite element model for the person of answering；Welding temperature sequential and annealing heat-treats temperature sequence are described with SysML sequence charts, with
SysML state machine diagrams describe weld heat-affected zone temperature, residual stress and strain state；Perform finite element analysis, gained weld seam
Heat affected area analysis result causes bead crack to generate；Establish SysML state machines and the bead crack extension row of sequence chart description
For expression.
Step 3：Weld heat-affected zone Evaluation of Cracks based on SysML, when describing working environment weldment with SysML sequence charts
Sequence describes bead crack extension with SysML state machine diagrams；Weld seam crack stress/strain is predicted using FInite Element；Weld seam is split
Line expanding test is with SysML state machine diagrams and sequence chart description experiment load condition；It is corrected with the deviation of predicted value and test value
Weld heat-affected zone crack propagation.
The beneficial effects of the present invention are：Develop a kind of weld heat-affected zone fatigue crack assessment point of SysML drivings
Analysis method when assessing welding product weld heat-affected zone fatigue crack, goes out from efficient, convenient and reusability angle
Hair, consideration are established weld seam ontology and are described with SysmML Parameter Maps, state machine diagram and sequence chart, complete complete welding process row
For modeling description, realize from the angle of system and weld heat-affected zone fatigue crack assessed, have and shorten assessment time, rule
The advantages of model is efficiently reusable.
Description of the drawings：
Fig. 1 is the weld heat-affected zone fatigue crack analysis and assessment method flow diagram of the SysML drivings of the present invention.
Fig. 2 is the weld seam ontology and parameter declaration of the present invention.
Specific embodiment：
In conjunction with the drawings and specific embodiments, the invention will be further described.
As shown in Figure 1, the present invention provides a kind of SysML to drive weld heat-affected zone fatigue crack analysis and assessment method,
This method comprises the following steps：
Step 1：Weld seam Ontology Modeling based on SysML, as shown in Fig. 2, weld seam ontology is established using ontology thought, point
For weld seam parent, solder and welding energy supplier；The material and geometric dimension of weld seam parent, the material of solder and specification, weldering
Connect the heat source density, heating radius, heat source movement speed parameter of energy supply person, establish SysML packets, to above-mentioned parameter with
SysML Parameter Maps describe；Parent, solder and the welding process of welding energy supplier are welded with SysML state machine diagrams and sequence
Figure.
Step 2：Weld heat-affected zone modeling and analysis based on SysMl, establish welding parent, solder and welding energy and supply
The parameter finite element model for the person of answering；Welding temperature sequential and annealing heat-treats temperature sequence are described with SysML sequence charts, with
SysML state machine diagrams describe weld heat-affected zone temperature, residual stress and strain state；Perform finite element analysis, gained weld seam
Heat affected area analysis result causes bead crack to generate；Establish SysML state machines and the bead crack extension row of sequence chart description
For expression.
Step 3：Weld heat-affected zone Evaluation of Cracks based on SysML, when describing working environment weldment with SysML sequence charts
Sequence describes bead crack extension with SysML state machine diagrams；Weld seam crack stress/strain is predicted using FInite Element；Weld seam is split
Line expanding test is with SysML state machine diagrams and sequence chart description experiment load condition；It is corrected with the deviation of predicted value and test value
Weld heat-affected zone crack propagation.
The beneficial effects of the present invention are：Develop a kind of SysML drivings weld heat-affected zone fatigue crack analysis and assessment
Method, when assessing welding product weld heat-affected zone fatigue crack, from efficient, convenient and reusability angle,
Consideration is established weld seam ontology and is described with SysmML Parameter Maps, state machine diagram and sequence chart, completes complete welding process behavior
Modeling description, realize from the angle of system and weld heat-affected zone fatigue crack assessed, have and shorten assessment time, specification
The advantages of efficiently reusable.
The present invention can solve the problems, such as that the analysis and assessment of weld heat-affected zone fatigue crack automate and repeat flow operation,
Assessment time, specification estimation flow, the mould are shortened with the weld heat-affected zone fatigue cracks of SysML model-drivens assessment
Type has the advantages that efficiently reusable
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
All any modification, equivalent and improvement made within principle etc., should be included within the scope of the present invention.
Claims (4)
1. a kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method, built including the weld seam ontology based on SysML
Mould, the weld heat-affected zone modeling based on SysMl and analysis, the weld heat-affected zone Evaluation of Cracks based on SysML；Its feature exists
In：Weld seam is described with SysML Parameter Maps using ontology modeling, weld seam body parameter, is retouched with SysML state machine diagrams and sequence chart
State the welding process behavior of welded seam, weld heat-affected zone, weld heat-affected zone crackle.
2. SysML according to claim 1 drives weld heat-affected zone fatigue crack analysis and assessment method, feature exists
In：Weld seam Ontology Modeling based on SysML establishes weld seam ontology using ontology thought, is divided into weld seam parent, solder and welding
Energy supply person；The material and geometric dimension of weld seam parent, the material of solder and specification, the heat source of welding energy supplier are close
Degree, heating radius, heat source movement speed parameter, establish SysML packets, and above-mentioned parameter is described with SysML Parameter Maps；Welding is female
The welding process of body, solder and welding energy supplier is with SysML state machine diagrams and sequence chart.
3. SysML according to claim 1 drives weld heat-affected zone fatigue crack analysis and assessment method, feature exists
In：Weld heat-affected zone modeling and analysis based on SysMl, establish welding parent, solder and the parameter of welding energy supplier
Change finite element model；Welding temperature sequential and annealing heat-treats temperature sequence are described with SysML sequence charts, with SysML state machines
Figure description weld heat-affected zone temperature, residual stress and strain state；Perform finite element analysis, the analysis of gained weld heat-affected zone
As a result bead crack is caused to generate；Establish the bead crack propagation behavior expression of SysML state machines and sequence chart description.
4. SysML according to claim 1 drives weld heat-affected zone fatigue crack analysis and assessment method, feature exists
In：Weld heat-affected zone Evaluation of Cracks based on SysML describes working environment weldment sequential, with SysML with SysML sequence charts
State machine diagram describes bead crack extension；Weld seam crack stress/strain is predicted using FInite Element；Bead crack expanding test
With SysML state machine diagrams and sequence chart description experiment load condition；Weld seam heat affecting is corrected with the deviation of predicted value and test value
Area's crack propagation.
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| CN201711334197.2A CN108133092A (en) | 2017-12-12 | 2017-12-12 | A kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method |
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| CN201711334197.2A CN108133092A (en) | 2017-12-12 | 2017-12-12 | A kind of SysML drives weld heat-affected zone fatigue crack analysis and assessment method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0431557A1 (en) * | 1989-12-06 | 1991-06-12 | Daido Tokushuko Kabushiki Kaisha | Steel for plastics molds superior in weldability |
| CN101866179A (en) * | 2010-07-20 | 2010-10-20 | 上海交通大学 | Boat segmental hoisting simulation system restricted by three-dimensional space |
| CN103975490A (en) * | 2011-11-30 | 2014-08-06 | 欧司朗光电半导体有限公司 | Semiconductor laser diode |
| CN106557626A (en) * | 2016-11-17 | 2017-04-05 | 电子科技大学 | A kind of analogy method of edge-flange joint welding stress field |
| CN107092735A (en) * | 2017-04-07 | 2017-08-25 | 东南大学 | A kind of bridge fatigue state appraisal procedure |
-
2017
- 2017-12-12 CN CN201711334197.2A patent/CN108133092A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0431557A1 (en) * | 1989-12-06 | 1991-06-12 | Daido Tokushuko Kabushiki Kaisha | Steel for plastics molds superior in weldability |
| CN101866179A (en) * | 2010-07-20 | 2010-10-20 | 上海交通大学 | Boat segmental hoisting simulation system restricted by three-dimensional space |
| CN103975490A (en) * | 2011-11-30 | 2014-08-06 | 欧司朗光电半导体有限公司 | Semiconductor laser diode |
| CN106557626A (en) * | 2016-11-17 | 2017-04-05 | 电子科技大学 | A kind of analogy method of edge-flange joint welding stress field |
| CN107092735A (en) * | 2017-04-07 | 2017-08-25 | 东南大学 | A kind of bridge fatigue state appraisal procedure |
Non-Patent Citations (3)
| Title |
|---|
| YEFEI LI 等: "A SYSML BASED CONCEPTUAL FRAMEWORK FOR SYSTEM LEVEL DESIGN IN MICROMECHANICAL ELECTRICAL SYSTEM", 《2016 INTERNATIONAL CONFERENCE ON MANUFACTURING SCIENCE AND INFORMATION ENGINEERING》 * |
| 张泽东: "焊接金属波纹管轴向性能及弯曲性能研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
| 林裕程: "面向设计过程基于元胞自动机的知识组织与驱动机制研究", 《中国优秀硕士学位论文全文数据库 工程科技Ⅱ辑》 * |
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Application publication date: 20180608 |