CN109783921A - Heat affected area appraisal procedure, device and the computer equipment of pipe-line - Google Patents
Heat affected area appraisal procedure, device and the computer equipment of pipe-line Download PDFInfo
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- CN109783921A CN109783921A CN201910012731.0A CN201910012731A CN109783921A CN 109783921 A CN109783921 A CN 109783921A CN 201910012731 A CN201910012731 A CN 201910012731A CN 109783921 A CN109783921 A CN 109783921A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
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Abstract
The invention discloses heat affected area appraisal procedure, device and the computer equipments of a kind of pipe-line, wherein this method comprises: obtaining the duct thickness t of pipe-line and weld cap width We and root bead width Wr that pipe-line is estimated；Duct thickness t, weld cap width We and root bead width Wr are inputted into heat affected area evaluation model, to determine the constraint condition of the heat affected area width h of pipe-line, wherein, heat affected area evaluation model is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of heat affected area width h；The constraint condition for the heat affected area width h that output heat affected area evaluation model obtains.By the disclosure, realize according to the duct thickness of pipeline and the requirement of section of weld joint feature rapid evaluation heat affected area.
Description
Technical field
The present invention relates to pipe-line welding technology field more particularly to a kind of heat affected areas of pipe-line
Appraisal procedure, device and computer equipment.
Background technique
In the related technology, in pipeline girth weld welding process, it is frequently found girth joint heat-affected zone softened phenomenon, especially
For large deformation steel, this phenomenon is more obvious.Since long oil and gas pipeline risk is big, ring especially stringent to safety requirements
Weld heat-affected zone softening is used as girth joint unfavorable factor, needs that effective means is taken to be avoided.Pipeline stretches in order to prevent
It is broken in the process in girth joint position, control ring weld heat-affected zone is needed to soften.
Summary of the invention
The object of the present invention is to provide heat affected area appraisal procedure, device and the computers of a kind of pipe-line to set
It is standby, for solving the technical issues of how simply assessing girth joint heat affected area (HAZ) in the related technology.
In one aspect of the invention, a kind of heat affected area appraisal procedure of pipe-line is provided, this method is real
The pact according to duct thickness, estimated weld cap width and root bead width assessment pipe-line heat affected area width is showed
Beam condition, this method comprises: obtaining the duct thickness t of pipe-line and the weld seam lid that the pipe-line is estimated
Face width We and root bead width Wr；Duct thickness t, the weld cap width We and the root bead width Wr are inputted into heat affected area
Evaluation model, to determine the constraint condition of the heat affected area width h of the pipe-line, wherein evaluate mould in the heat affected area
Type is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of heat affected area width h；Export the heat affected area
The constraint condition for the heat affected area width h that evaluation model obtains.
In another aspect of the invention, a kind of performance estimating method of pipe-line is provided, this method is realized
Assess whether pipe-line meets performance requirement according to duct thickness, weld cap width and root bead width, the performance
Weld heat-affected zone softening performance is required to include, this includes: duct thickness t, the weld cap width for detecting pipe-line
We, root bead width Wr and heat affected area width h；By duct thickness t, weld cap width We, root bead width Wr and heat affecting
Sector width h inputs heat affected area evaluation model, to judge whether the heat affected area width h of the pipe-line meets constraint item
Part, wherein the constraint condition is h<t-(We-Wr)/2 and t-(We-Wr)/2>0；As heat affected area width h < t-(We-Wr)/
2 and t-(We-Wr)/2 > 0 when, determine that the welding of the pipe-line meets performance requirement.
In another aspect of the invention, the welding procedure for providing a kind of pipe-line determines method, this method
The welding procedure that pipe-line is determined according to duct thickness, estimated weld cap width and root bead width is realized, it should
Method includes: the duct thickness t of acquisition pipe-line and weld cap width We and root that pipe-line expects
Weld width Wr；Duct thickness t, weld cap width We and root bead width Wr are inputted into heat affected area evaluation model, to determine oil
The constraint condition of the heat affected area width h in letter shoot road, wherein heat affected area evaluation model is according to h < t-(We-Wr)/2 and
T-(We-Wr the constraint condition of heat affected area width h)/2 > 0 is obtained；Constraint condition and Welder based on heat affected area width h
The corresponding relationship of skill information determines welding procedure information when pipe-line meets the constraint condition of heat affected area width h,
Wherein, welding procedure information includes welding method and the corresponding technological parameter of welding method.
It is still another aspect of the present invention to provide a kind of heat affected area of pipe-line assess device, comprising: obtain
Modulus block, duct thickness t and pipe-line for obtaining pipe-line estimated weld cap width We and
Root bead width Wr；Determining module, for commenting duct thickness t, weld cap width We and root bead width Wr input heat affected area
Valence model, to determine the constraint condition of the heat affected area width h of pipe-line, wherein heat affected area evaluation model is according to h
<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of heat affected area width h；Output module is used for heat outputting shadow
Ring the constraint condition for the heat affected area width h that area's evaluation model obtains.
It is still another aspect of the present invention to provide a kind of capability evaluating devices of pipe-line, comprising: detection mould
Block, for detecting duct thickness t, weld cap width We, root bead width Wr and the heat affected area width of pipe-line
h；Judgment module, for duct thickness t, weld cap width We, root bead width Wr and heat affected area width h to be inputted heat affecting
Area's evaluation model, to judge whether the heat affected area width h of pipe-line meets constraint condition, wherein constraint condition h
<t-(We-Wr)/2 and t-(We-Wr)/2>0；Determining module, for working as heat affected area width h < t-(We-Wr)/2 and t-(We-
When Wr)/2 > 0, determine that the welding of pipe-line meets performance requirement.
It is still another aspect of the present invention to provide a kind of welding procedure determining devices of pipe-line, comprising: obtain
Modulus block, duct thickness t and pipe-line for obtaining pipe-line estimated weld cap width We and
Root bead width Wr；First determining module, for duct thickness t, weld cap width We and root bead width Wr to be inputted heat affecting
Area's evaluation model, to determine the constraint condition of the heat affected area width h of pipe-line, wherein heat affected area evaluation model
According to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of heat affected area width h；Second determining module, is used for
The corresponding relationship of constraint condition and welding procedure information based on heat affected area width h, determines that pipe-line meets hot shadow
Ring the welding procedure information when constraint condition of sector width h, wherein the welding procedure information includes welding method and welding method
Corresponding technological parameter.
In another aspect of the invention, a kind of computer equipment is provided, including memory, processor and be stored in
On memory and the computer program that can run on a processor, the processor are realized above-mentioned any when executing the computer program
The step of the step of method or above-mentioned any device.
Unrestricted, the above method, device are applicable to the pipeline of X70 or X80 type steel plate for linepipe, assess its manual welding
(SMAW) and semiautomatic welding (FCAW-S) preparation girth joint.Be particularly suitable for assessment Hi-grade steel, Large Diameter Pipeline, high pressure oil gas
Conveyance conduit.
According to theory of mechanics of materials, it is 45 ° of shear stress directions, the fracture of material that toughness material, which deforms most weak direction,
It is concentrated with strain and appears in 45 ° of shear directions (also referred to as shear band).Inventor has found that girth joint deformation follows 45 ° of shear band reasons
By, and based on Theoretical Design heat affected area evaluation module.Specifically, the heat affected area evaluation model of the disclosure is according to h < t-
(We-Wr)/2 and t-(We-Wr)/2 > 0 obtain the constraint condition of heat affected area width h.Under the constraint condition, additional axial load
Under the conditions of when deforming, girth joint deforms 45 ° of shear bands and falls in outside the range of heat affected area, avoids girth joint deformation and concentrates on
Nearly seam fracture occurs for girth joint when within the scope of heat affected area.Meanwhile for duct thickness t, weld cap width We and root bead are wide
Degree needs to meet t-(We-Wr)/2 > 0.
The technical solution provided through the invention is easily realized according to section of weld joint feature (weld cap width We
With root bead width) quickly judge whether to occur girth joint and closely stitches fracture behaviour, optimize section of weld joint size and welding procedure, has
It is safe that effect guarantees that weld seam is on active service.
Detailed description of the invention
Fig. 1 is the schematic diagram of the pipeline according to the present invention for meeting constraint condition；
Fig. 2 is the schematic diagram of the pipeline according to the present invention for not meeting constraint condition；
Fig. 3 is the flow chart according to the heat affected area appraisal procedure of the pipe-line of the embodiment of the present invention；
Fig. 4 is the structural block diagram that device is assessed according to the heat affected area of the pipe-line of the embodiment of the present invention；
Fig. 5 is the flow chart according to the performance estimating method of the pipe-line of the embodiment of the present invention；
Fig. 6 is the structural block diagram according to the capability evaluating device of the pipe-line of the embodiment of the present invention；
Fig. 7 is the flow chart that method is determined according to the welding procedure of the pipe-line of the embodiment of the present invention；
Fig. 8 is the structural block diagram according to the welding procedure determining device of the pipe-line of the embodiment of the present invention；And
Fig. 9 is the schematic diagram according to the computer equipment of the embodiment of the present invention.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that described herein, specific examples are only used to explain the present invention, not
For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Every other embodiment obtained is put, shall fall within the protection scope of the present invention.
According to theory of mechanics of materials, it is 45 ° of shear stress directions, the fracture of material that toughness material, which deforms most weak direction,
It is concentrated with strain and appears in 45 ° of shear directions (also referred to as shear band).The disclosed invention people discovery, girth joint deformation follow 45 °
Shear band is theoretical, and based on Theoretical Design heat affected area evaluation module.
Without limitation, the heat affected area evaluation model of the disclosure is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0
To the constraint condition of heat affected area width h.With reference to Fig. 1, when meeting the constraint condition, deform under the conditions of additional axial load
When, girth joint deforms 45 ° of shear bands and falls in outside the range of heat affected area, avoids girth joint deformation and concentrates within the scope of heat affected area
When girth joint nearly seam fracture occurs.With reference to Fig. 2, when not satisfying the constraint condition, add when deforming under the conditions of axial load, ring
45 ° of shear bands of seam deformation are fallen within the scope of heat affected area, and girth joint deformation concentrates within the scope of heat affected area, and girth joint is easy
Nearly seam fracture occurs.
Present disclose provides a kind of heat affected area appraisal procedures of pipe-line, and the method achieve according to pipeline thickness
The constraint condition of degree, estimated weld cap width and root bead width assessment pipe-line heat affected area width.
Fig. 3 is according to the flow chart of the heat affected area appraisal procedure of the pipe-line of the embodiment of the present invention, such as Fig. 3 institute
Show, the method comprising the steps of S302 to step S306.
Step S302 obtains the duct thickness t of pipe-line and the weld cap that the pipe-line is estimated
Width We and root bead width Wr.
Step S304, by duct thickness t, the weld cap width We and the root bead width Wr input heat affected area evaluation
Model, to determine the constraint condition of the heat affected area width h of the pipe-line, wherein the heat affected area evaluation model is pressed
According to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of heat affected area width h.
Step S306 exports the constraint condition for the heat affected area width h that the heat affected area evaluation model obtains.
By the above method, the duct thickness according to pipeline is realized, and in the case where section of weld joint feature is met certain condition,
Evaluate the constraint condition of the heat affected area width of the pipeline.
It in embodiment of the disclosure, can be defeated by computer graphic user interface input channel thickness t and the oil gas
The weld cap width We and root bead width Wr for sending pipeline estimated can export heat affected area by computer graphic user interface and comment
The constraint condition for the heat affected area width h that valence model obtains, but not limited to this.
The disclosure additionally provides a kind of heat affected area assessment device of pipe-line.
Fig. 4 is the structural block diagram that device is assessed according to the heat affected area of the pipe-line of the embodiment of the present invention, such as Fig. 4
Shown, which includes: to obtain module 402, for obtaining the duct thickness t and pipe-line of pipe-line
It is expected that weld cap width We and root bead width Wr；Determining module 404 is connected with module 402 is obtained, is used for duct thickness
T, weld cap width We and root bead width Wr inputs heat affected area evaluation model, to determine the heat affected area of pipe-line
The constraint condition of width h, wherein heat affected area evaluation model is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain hot shadow
Ring the constraint condition of sector width h；Output module 406 is connected with determining module 404, obtains for exporting heat affected area evaluation model
The constraint condition of the heat affected area width h arrived.
In embodiment of the disclosure, for the pipeline of given duct thickness, multiple groups section of weld joint feature can be set, comment
The constraint condition for estimating the corresponding heat affected area width h of every group of section of weld joint feature, according to the complexity of welding procedure, cost etc.
The constraint condition of the section of weld joint feature and heat affected area width h that are used when selection welding.
The disclosure additionally provides a kind of performance estimating method of pipe-line, and the method achieve according to pipeline thickness
Whether degree, weld cap width and root bead width assessment pipe-line meet performance requirement, which includes weld seam
Heat-affected zone softened performance.
Fig. 5 be according to the flow chart of the performance estimating method of the pipe-line of the embodiment of the present invention, as shown in figure 5,
The method comprising the steps of S502 to step S506.
Step S502 detects duct thickness t, weld cap width We, root bead width Wr and the heat of pipe-line
Influence sector width h.
Duct thickness t, weld cap width We, root bead width Wr and heat affected area width h are inputted hot shadow by step S504
Area's evaluation model is rung, to judge whether the heat affected area width h of the pipe-line meets constraint condition, wherein the constraint
Condition is h<t-(We-Wr)/2 and t-(We-Wr)/2>0.
Step S506, as heat affected area width h<t-(We-Wr)/2 and t-(We-Wr)/2>0 when, determine that the oil gas is defeated
The welding of pipeline is sent to meet performance requirement.
By the above method, the duct thickness according to pipeline, section of weld joint feature and heat-affected zone width are realized,
The tube performance is evaluated, is had the advantages that simple to operation.
The disclosure additionally provides a kind of capability evaluating device of pipe-line.
Fig. 6 is according to the structural block diagram of the capability evaluating device of the pipe-line of the embodiment of the present invention, such as Fig. 6 institute
Show, which includes: detection module 602, for detecting duct thickness t, the weld cap width We, root bead of pipe-line
Width Wr and heat affected area width h；Judgment module 604 is connected with detection module 602, is used for duct thickness t, weld seam lid
Face width We, root bead width Wr and heat affected area width h input heat affected area evaluation model, to judge the heat of pipe-line
Influence whether sector width h meets constraint condition, wherein constraint condition is h<t-(We-Wr)/2 and t-(We-Wr)/2>0；It determines
Module 606 is connected with judgment module 604, for as heat affected area width h<t-(We-Wr)/2 and t-(We-Wr)/2>0 when, really
The welding for determining pipe-line meets performance requirement.
The welding procedure that the disclosure additionally provides a kind of pipe-line determines method, and the method achieve according to pipeline
Thickness, estimated weld cap width and root bead width determine the welding procedure of pipe-line.
Fig. 7 is the flow chart that method is determined according to the welding procedure of the pipe-line of the embodiment of the present invention, such as Fig. 7 institute
Show, the method comprising the steps of S702 to step S706.
Step S702, the weld cap that the duct thickness t and pipe-line for obtaining pipe-line expect are wide
Spend We and root bead width Wr.
Duct thickness t, weld cap width We and root bead width Wr are inputted heat affected area evaluation model by step S704,
To determine the constraint condition of the heat affected area width h of pipe-line, wherein heat affected area evaluation model is according to h < t-(We-
Wr)/2 and t-(We-Wr)/2 > 0 obtain the constraint condition of heat affected area width h.
Step S706, the corresponding relationship of constraint condition and welding procedure information based on heat affected area width h, determines oil gas
Conveyance conduit meets the welding procedure information when constraint condition of heat affected area width h, wherein welding procedure information includes welding
Method and the corresponding technological parameter of welding method.
By the above method, the duct thickness and section of weld joint feature according to pipeline are realized, determines the Welder of pipeline
Skill has the advantages that simple to operation.
In the embodiments of the present disclosure, the duct thickness of pipe-line can be obtained by computer graphic user interface
The weld cap width We and root bead width Wr that t and pipe-line expect, are exported by computer graphic user interface
Welding procedure information.The corresponding relationship of the constraint condition and welding procedure information of heat affected area width h is stored in advance in data
In library, but not limited to this.
The disclosure additionally provides a kind of welding procedure determining device of pipe-line.
Fig. 8 is according to the structural block diagram of the welding procedure determining device of the pipe-line of the embodiment of the present invention, such as Fig. 8
Shown, which includes: to obtain module 802, for obtaining the duct thickness t and pipe-line of pipe-line
It is expected that weld cap width We and root bead width Wr；First determining module 804 is connected with module 802 is obtained, is used for pipeline
Thickness t, weld cap width We and root bead width Wr input heat affected area evaluation model, to determine the hot shadow of pipe-line
Ring the constraint condition of sector width h, wherein heat affected area evaluation model is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain
The constraint condition of heat affected area width h；Second determining module 806 is connected with the first determining module 804, for being based on heat affecting
The constraint condition of sector width h and the corresponding relationship of welding procedure information, determine that pipe-line meets heat affected area width h's
Welding procedure information when constraint condition, wherein the welding procedure information includes welding method and the corresponding technique of welding method
Parameter.
Unrestricted, the above method is applicable to the pipeline of X70 or X80 type steel plate for linepipe, assesses its manual welding
(SMAW) and semiautomatic welding (FCAW-S) preparation girth joint.
The present embodiment also provides a kind of computer equipment, can such as execute the smart phone, tablet computer, notebook of program
Computer, desktop computer, rack-mount server, blade server, tower server or Cabinet-type server are (including independent
Server cluster composed by server or multiple servers) etc..The computer equipment 20 of the present embodiment includes at least but not
It is limited to: memory 21, the processor 22 of connection can be in communication with each other by system bus, as shown in Figure 9.It is pointed out that Fig. 9
The computer equipment 20 with component 21-22 is illustrated only, it should be understood that being not required for implementing all groups shown
Part, the implementation that can be substituted is more or less component.
In the present embodiment, memory 21(, that is, readable storage medium storing program for executing) it include flash memory, hard disk, multimedia card, card-type memory
(for example, SD or DX memory etc.), random access storage device (RAM), static random-access memory (SRAM), read-only memory
(ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (prom), magnetic storage, magnetic
Disk, CD etc..In some embodiments, memory 21 can be the internal storage unit of computer equipment 20, such as the calculating
The hard disk or memory of machine equipment 20.In further embodiments, memory 21 is also possible to the external storage of computer equipment 20
The plug-in type hard disk being equipped in equipment, such as the computer equipment 20, intelligent memory card (Smart Media Card, SMC),
Secure digital (Secure Digital, SD) card, flash card (Flash Card) etc..Certainly, memory 21 can also both include
The internal storage unit of computer equipment 20 also includes its External memory equipment.In the present embodiment, memory 21 is commonly used in depositing
Storage is installed on the operating system and types of applications software of computer equipment 20, such as the task management device 10 of attending a banquet of embodiment one
Program code etc..In addition, memory 21 can be also used for temporarily storing the Various types of data that has exported or will export.
Processor 22 can be in some embodiments central processing unit (Central Processing Unit, CPU),
Controller, microcontroller, microprocessor or other data processing chips.The processor 22 is commonly used in control computer equipment
20 overall operation.In the present embodiment, program code or processing data of the processor 22 for being stored in run memory 21,
Such as above-mentioned any device, to realize corresponding method.
The present embodiment also provides a kind of computer readable storage medium, such as flash memory, hard disk, multimedia card, card-type memory
(for example, SD or DX memory etc.), random access storage device (RAM), static random-access memory (SRAM), read-only memory
(ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (prom), magnetic storage, magnetic
Disk, CD, server, App are stored thereon with computer program, phase are realized when program is executed by processor using store etc.
Answer function.The computer readable storage medium of the present embodiment is for storing above-mentioned any device, realization pair when being executed by processor
Induction method.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of heat affected area appraisal procedure of pipe-line characterized by comprising
Obtain the duct thickness t of pipe-line and weld cap width We and root that the pipe-line is estimated
Weld width Wr；
The duct thickness t, the weld cap width We and the root bead width Wr are inputted into heat affected area evaluation model, with
Determine the constraint condition of the heat affected area width h of the pipe-line, wherein the heat affected area evaluation model according to h <
T-(We-Wr)/2 and t-(We-Wr)/2 > 0 obtain the constraint condition of the heat affected area width h；
Export the constraint condition for the heat affected area width h that the heat affected area evaluation model obtains.
2. the method according to claim 1, wherein the pipe-line is X70 or X80 type steel plate for linepipe
Pipeline.
3. a kind of performance estimating method of pipe-line characterized by comprising
Detect duct thickness t, weld cap width We, root bead width Wr and the heat affected area width h of pipe-line；
The duct thickness t, the weld cap width We, the root bead width Wr and the heat affected area width h are inputted
Heat affected area evaluation model, to judge whether the heat affected area width h of the pipe-line meets constraint condition, wherein
The constraint condition is h<t-(We-Wr)/2 and t-(We-Wr)/2>0；
As the heat affected area width h<t-(We-Wr)/2 and t-(We-Wr)/2>0 when, determine the weldering of the pipe-line
It connects and meets performance requirement.
4. according to the method described in claim 3, it is characterized in that, the pipe-line is X70 or X80 type steel plate for linepipe
Pipeline.
5. a kind of welding procedure of pipe-line determines method characterized by comprising
Obtain the duct thickness t of pipe-line and weld cap width We and root that the pipe-line is estimated
Weld width Wr；
The duct thickness t, the weld cap width We and the root bead width Wr are inputted into heat affected area evaluation model, with
Determine the constraint condition of the heat affected area width h of the pipe-line, wherein the heat affected area evaluation model according to h <
T-(We-Wr)/2 and t-(We-Wr)/2 > 0 obtain the constraint condition of the heat affected area width h；
The corresponding relationship of constraint condition and welding procedure information based on heat affected area width h, determines the pipe-line
Meet the welding procedure information when constraint condition of the heat affected area width h, wherein the welding procedure information includes
Welding method and the corresponding technological parameter of the welding method.
6. according to the method described in claim 5, it is characterized in that, the pipe-line is X70 or X80 type steel plate for linepipe
Pipeline.
7. device is assessed in a kind of heat affected area of pipe-line characterized by comprising
Module is obtained, the duct thickness t and the pipe-line for obtaining pipe-line estimated weld seam lid
Face width We and root bead width Wr；
Determining module, for the duct thickness t, the weld cap width We and the root bead width Wr to be inputted heat affecting
Area's evaluation model, with the constraint condition of the heat affected area width h of the determination pipe-line, wherein the heat affected area
Evaluation model is according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint condition of the heat affected area width h；
Output module, for exporting the constraint condition for the heat affected area width h that the heat affected area evaluation model obtains.
8. a kind of capability evaluating device of pipe-line characterized by comprising
Detection module, for detecting duct thickness t, weld cap width We, root bead width Wr and the heat of pipe-line
Influence sector width h；
Judgment module is used for the duct thickness t, the weld cap width We, the root bead width Wr and the hot shadow
It rings sector width h and inputs heat affected area evaluation model, to judge whether the heat affected area width h of the pipe-line meets about
Beam condition, wherein the constraint condition is h<t-(We-Wr)/2 and t-(We-Wr)/2>0；
Determining module, for as the heat affected area width h<t-(We-Wr)/2 and t-(We-Wr)/2>0 when, determine the oil
The welding in letter shoot road meets performance requirement.
9. a kind of welding procedure determining device of pipe-line characterized by comprising
Module is obtained, the duct thickness t and the pipe-line for obtaining pipe-line estimated weld seam lid
Face width We and root bead width Wr；
First determining module, for the duct thickness t, the weld cap width We and the root bead width Wr to be inputted heat
Zone of influence evaluation model, with the constraint condition of the heat affected area width h of the determination pipe-line, wherein the hot shadow
Area's evaluation model is rung according to h<t-(We-Wr)/2 and t-(We-Wr)/2>0 obtain the constraint item of the heat affected area width h
Part；
Second determining module is determined for the corresponding relationship of constraint condition and welding procedure information based on heat affected area width h
The pipe-line meets the welding procedure information when constraint condition of the heat affected area width h, wherein described
Welding procedure information includes welding method and the corresponding technological parameter of the welding method.
10. a kind of computer equipment, which is characterized in that including memory, processor and store on a memory and can locate
The computer program run on reason device realizes that right wants any one of 1 to 6 institute when the processor executes the computer program
The step of stating method.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910012731.0A CN109783921B (en) | 2019-01-07 | 2019-01-07 | Heat affected zone evaluation method and device for oil and gas conveying pipeline and computer equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910012731.0A CN109783921B (en) | 2019-01-07 | 2019-01-07 | Heat affected zone evaluation method and device for oil and gas conveying pipeline and computer equipment |
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| CN109783921B CN109783921B (en) | 2023-08-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112214863A (en) * | 2020-07-31 | 2021-01-12 | 中国科学院金属研究所 | Method for acquiring coarse grain region characteristic heat cycle curve of austenitic stainless steel welding heat affected zone |
| CN113579462A (en) * | 2021-08-26 | 2021-11-02 | 天津大学 | Method for optimizing technological parameters of bilateral simultaneous friction stir welding |
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| CN112214863B (en) * | 2020-07-31 | 2024-01-02 | 中国科学院金属研究所 | Method for acquiring characteristic thermal cycle curve of coarse-grain region of austenitic stainless steel welding heat affected zone |
| CN113579462A (en) * | 2021-08-26 | 2021-11-02 | 天津大学 | Method for optimizing technological parameters of bilateral simultaneous friction stir welding |
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| CN109783921B (en) | 2023-08-15 |
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