CN108398224A - A kind of oil-gas pipeline impact disaster simulation experiment porch and application process - Google Patents
A kind of oil-gas pipeline impact disaster simulation experiment porch and application process Download PDFInfo
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- CN108398224A CN108398224A CN201810393039.2A CN201810393039A CN108398224A CN 108398224 A CN108398224 A CN 108398224A CN 201810393039 A CN201810393039 A CN 201810393039A CN 108398224 A CN108398224 A CN 108398224A
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- 238000004088 simulation Methods 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000008569 process Effects 0.000 title claims abstract description 18
- 230000035939 shock Effects 0.000 claims abstract description 7
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 22
- 238000004873 anchoring Methods 0.000 claims description 14
- 239000011888 foil Substances 0.000 claims description 13
- 238000002474 experimental method Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 238000012360 testing method Methods 0.000 claims description 4
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 239000002689 soil Substances 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 230000001066 destructive effect Effects 0.000 claims 1
- 238000011156 evaluation Methods 0.000 abstract description 5
- 230000004660 morphological change Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 4
- 239000011435 rock Substances 0.000 description 3
- 239000004575 stone Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000010009 beating Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011173 large scale experimental method Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/08—Shock-testing
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of oil-gas pipeline impact disaster simulation experiment porch and application processes.The oil-gas pipeline impacts disaster simulation experiment porch, including fixed system, shock loading system, camera system, data acquisition and analysis system.The fixed system is the arrying main body of the present invention, the shock loading system provides impact energy for the present invention, for the camera system for recording Impact Load in the process of oil-gas pipeline, the data collecting system is used to record the changing rule that simultaneously analyzing oil and gas pipeline is subjected to impact ess-strain after load.The present invention acts on the morphological change characteristics of lower oil-gas pipelines by observing different impact energys; analyze different size impact energy under the conditions of oil-gas pipeline stress, strain evolution features; damage and failure feature and evaluation condition of the oil-gas pipeline under external Impact Load are can get, to take rational oil-gas pipeline safeguard measure to provide theoretical foundation.
Description
Technical field
The present invention relates to oil-gas pipeline diaster prevention and control technical field more particularly to a kind of oil-gas pipeline impact disaster simulation are real
Test platform and application process.
Background technology
Oil-gas pipeline passes through that region is wide, and the geological type being related on the way is complicated, especially passes through that geological conditions is severe, calamity
When the areas Hai Yifa, there is great security risks for normal operation.In typical several disasters, heavy impact disaster is prestige
Coerce one of the most serious disaster of oil-gas pipeline safety, wherein and hit with falling rocks caused by ground avalanche most commonly seen.Ground collapses
Collapse the Rock And Soil for being primarily referred to as being located on high escarpment or steep cliff, is dredged in seismic earthquake motion or surface rupture area
Under the action ofs normal erosion etc., generation is broken, topples over, being detached from parent loose, porous, vertical joints development rock, and then with
The bulk movement phenomenon that the forms such as jump, rolling or freely falling body are fallen to pocket.Avalanche is to the main broken of oil-gas pipeline
Bad factor is the impact load generated after the huge stone of avalanche is flown from high-altitude, and area especially larger in depth displacement is huge
Powerful instantaneous impact is generated on the soil layer fallen under stone above oil-gas pipeline, and the stress that oil-gas pipeline is born may be caused super
Its ultimate bearing capacity is crossed, is even broken so as to cause oil-gas pipeline buckling deformation.Therefore, from Oil ＆ Gas Pipeline Design and integrality pipe
The angle of reason is set out, and destroying oil-gas pipeline progress experimental study to impact disaster has realistic meaning.
Currently, the research for destroying oil-gas pipeline for impact disaster mostly rests on phenomenon description, theory analysis and numerical value
In terms of simulation, and it is special to be subjected to impact failure mechanism, the energy of disaster to oil-gas pipeline by building Large scale experiment platform
The experimental study of sign etc. is then rarely reported.A kind of oil-gas pipeline impact disaster simulation experiment porch and application process, pass through observation
The morphological change characteristics of the different lower oil-gas pipelines of impact energy effect, oil-gas pipeline is answered under the conditions of analyzing different size impact energy
Power, the evolution features of strain can get damage and failure feature and evaluation condition of the oil-gas pipeline under external Impact Load,
To take rational oil-gas pipeline safeguard measure to provide theoretical foundation.
Invention content
It is an object of the invention to propose that a kind of oil-gas pipeline impacts disaster simulation experiment porch and application process, pass through sight
The morphological change characteristics for surveying the different lower oil-gas pipelines of impact energy effect, analyze oil-gas pipeline under the conditions of different size impact energy
Stress, strain evolution features, can get damage and failure feature of the oil-gas pipeline under external Impact Load and evaluation item
Part, to take rational oil-gas pipeline safeguard measure to provide theoretical foundation.
A kind of oil-gas pipeline impact disaster simulation experiment porch, including：
Fixed system, including anchoring body, anchor pole, pedestal, rear baffle, front apron, bolt and sliding slot.The anchoring body is to use
Concreting is simultaneously anchored with anchor pole；The pedestal right end is fixed on anchoring body；The rear baffle and front apron difference
It is secured by bolts on pedestal；Position of the sliding slot for adjusting fixed front apron is provided on the pedestal.
Shock loading system, including catapult-launching gear shell, high-strength spring, weight, brake apparatus, brake baffle and remote control
Device.The catapult-launching gear shell is fixed on the one end of pedestal close to anchoring body；The high-strength spring is mounted on catapult-launching gear shell
In vivo；The weight is spherical shape iron block or lead；The remote controler can remote control brake apparatus, control beating for brake baffle
It opens and is latched.
Camera system, including holder and high-speed camera.Four feet of the holder are fixed on across pedestal on ground；Institute
It states high-speed camera and hangs on cradle top, the movement locus and oil-gas pipeline macroscopic deformation for recording weight destroyed
Journey.
Data acquisition and analysis system, including pressure cell, foil gauge, data line, data collecting card and computer.The data are adopted
Truck is connected by data line with foil gauge and pressure cell；The computer is connect by data line with data collecting card.
Preferably, the weight launches away after applying primary power by high-strength spring, and can be by changing high intensity
The primary power size of spring supply controls the energy size of heavy impact oil-gas pipeline.
Preferably, the anchoring body is cuboid, and length × width × height size is 1.0m × 3.0m × 0.5m, in four angles
Side is anchored with Ф 25 × 100mm anchor poles respectively.
Preferably, the pedestal is steel plate, and thickness 20mm, length × wide size is 3.0m × 4.0m.
Preferably, the data collecting card acquires stress value and strain Value Data and is passed to computer by data line, described
Mating record analysis software is installed in computer.
The invention also provides a kind of oil-gas pipelines to impact disaster simulation experiment porch application process, flat using above-mentioned experiment
Platform comprising following work step：
A, according to impact energy size suffered by live oil-gas pipeline, high-strength spring supply in impact load system is determined
Primary power；
B, experiment weight is fitted into impact load system in catapult-launching gear shell, is latched brake baffle；
C, pressure cell and foil gauge are individually fixed on oil-gas pipeline, with data line by data collecting card respectively with pressure
Box, foil gauge are connected with computer；
D, front Board position is adjusted according to the size of oil-gas pipeline, then tightens bolt and fixes oil-gas pipeline；
E, high-speed camera is opened, all test equipments are debugged, it is ensured that is safe and reliable；
F, experimenter evacuates to safety zone, after confirming safety, starts brake apparatus by remote controler, opens braking gear
Plate, by weight ejection on oil-gas pipeline；
G, step a is repeated to step f, each group of data is recorded and analyze respectively, after acquisition oil-gas pipeline is subjected to impact load
Failure law.
Compared with existing experimental provision, the invention has the advantages that：
Oil-gas pipeline that the present invention addresses impacts disaster simulation experiment porch, including fixed system, shock loading system, takes the photograph
As system, data acquisition and analysis system, pass through the close fit of each system in the experiment porch, Observable difference impact energy
The morphological change characteristics of the lower oil-gas pipeline of effect analyze oil-gas pipeline stress under the conditions of different size impact energy, strain is drilled
Change feature obtains damage and failure feature and evaluation condition of the oil-gas pipeline under external Impact Load, rational to take
Oil-gas pipeline safeguard measure provides theoretical foundation.
Description of the drawings
Fig. 1 is experiment porch installation diagram in the embodiment of the present invention.
Fig. 2 is experiment porch vertical view in the embodiment of the present invention.
Fig. 3 is that experiment porch oil-gas pipeline installs vertical view in the embodiment of the present invention.
Fig. 4 is that experiment porch oil-gas pipeline installs rearview in the embodiment of the present invention.
Fig. 5 is that experiment porch oil-gas pipeline installs front view in the embodiment of the present invention.
In figure, 1, anchoring body, 2, anchor pole, 3, pedestal, 4, rear baffle, 5, front apron, 6, bolt, 7, sliding slot, 8, ejection dress
Set shell, 9, high-strength spring, 10, weight, 11, brake apparatus, 12, remote controler, 13, brake baffle, 14, holder, 15, high speed
Video camera, 16, pressure cell, 17, foil gauge, 18, data line, 19, data collecting card, 20, computer.
Specific implementation mode
In conjunction with shown in Fig. 1, a kind of oil-gas pipeline impact disaster simulation experiment porch and application process, including fixed system,
Shock loading system, camera system, data acquisition and analysis system, by the shape for observing the different lower oil-gas pipelines of impact energy effect
State variation characteristic, analyze different size impact energy under the conditions of oil-gas pipeline stress, strain evolution features, can get Oil/Gas Pipe
Damage and failure feature and evaluation condition of the road under external Impact Load, to take rational oil-gas pipeline safeguard measure to carry
For theoretical foundation.
A kind of oil-gas pipeline impact disaster simulation experiment porch and application process, feature include：
Fixed system, including anchoring body 1, anchor pole 2, pedestal 3, rear baffle 4, front apron 5, bolt 6 and sliding slot 7.The anchor
Solid 1 is the cuboid with concreting, and length × width × height size is 1.0m × 3.0m × 0.5m, and four angles inside is respectively
It is anchored with 25 × 100mm of Ф anchor poles 2；3 right end of the pedestal is fixed on anchoring body 1；The pedestal is steel plate, and thickness is
20mm, length × wide size are 3.0m × 4.0m；Position of the sliding slot 7 for adjusting fixed front apron 5 is provided on the pedestal 3
It sets；The rear baffle 4 and front apron 5 are fixed on by bolt 6 on pedestal 3 respectively.
Shock loading system, including catapult-launching gear shell 8, high-strength spring 9, weight 10, brake apparatus 11, remote controler 12
With brake baffle 13.The catapult-launching gear shell 8 is fixed on pedestal 3 close to one end of anchoring body 1；The high-strength spring 9 is pacified
In catapult-launching gear shell 8；The weight 10 is spherical shape iron block or lead；The weight 10 is applied by high-strength spring 9
It launches away, and can be impacted by changing the primary power size that high-strength spring 9 supplies to control weight 10 after primary power
The energy size of oil-gas pipeline；The remote controler 12 can remote control brake apparatus 11, control brake baffle 13 opening with close
Lock.
Camera system, including holder 14 and high-speed camera 15.Four feet of the holder 14 are fixed on ground across pedestal 3
On face；The high-speed camera 15 hangs on 14 top of holder, and the movement locus and oil-gas pipeline for recording weight 10 are macro
See process of deformation and failure.
Data acquisition and analysis system, including pressure cell 16, foil gauge 17, data line 18, data collecting card 19 and computer 20.
The data collecting card 19 is connected with pressure cell 16 and foil gauge 17 respectively by data line 18；The computer 20 passes through data line
18 connect with data collecting card 19；The data collecting card 19 acquires stress value and strain Value Data and is passed to by data line 18
Computer 20 is equipped with mating record analysis software in the computer 20.
Experimental procedure of the present invention is as follows：：
A, according to impact energy size suffered by live oil-gas pipeline, determine that high-strength spring 9 supplies in impact load system
Primary power；
B, experiment weight 10 is fitted into impact load system in catapult-launching gear shell 8, is latched brake baffle 13；
C, pressure cell 16 and foil gauge 17 are individually fixed on oil-gas pipeline, are divided data collecting card 19 with data line 18
It is not connect with pressure cell 16, foil gauge 17 and computer 20；
D, 5 position of front apron is adjusted according to the size of oil-gas pipeline, then tightens bolt 6 and fixes oil-gas pipeline；
E, high-speed camera 15 is opened, all test equipments are debugged, it is ensured that is safe and reliable；
F, experimenter evacuates to safety zone, after confirming safety, starts brake apparatus 11 by remote controler 12, opens braking
Baffle 13, by the ejection of weight 10 on oil-gas pipeline；
G, step a is repeated to step f, each group of data is recorded and analyze respectively, after acquisition oil-gas pipeline is subjected to impact load
Failure law.
Certainly, described above is only presently preferred embodiments of the present invention, and the present invention is not limited to above-described embodiments, should say
Bright, under the introduction of this specification, all equivalent replacements for being made apparent become any technical person familiar with the field
Shape form, all falls within the essential scope of this specification, ought to be protected by the present invention.
Claims (6)
1. a kind of oil-gas pipeline impact disaster simulation experiment porch and application process, it is characterised in that：The oil-gas pipeline impact
Disaster simulation experiment porch includes：
Fixed system, including anchoring body, anchor pole, pedestal, rear baffle, front apron, bolt and sliding slot.The anchoring body is to use coagulation
Soil is poured and is anchored with anchor pole；The pedestal right end is fixed on anchoring body；The rear baffle and front apron pass through respectively
Bolt is fixed on pedestal；Position of the sliding slot for adjusting fixed front apron is provided on the pedestal.
Shock loading system, including catapult-launching gear shell, high-strength spring, weight, brake apparatus, brake baffle and remote controler.
The catapult-launching gear shell is fixed on the one end of pedestal close to anchoring body；The high-strength spring is mounted on catapult-launching gear shell
It is interior；The weight is spherical shape iron block or lead；The remote controler can remote control brake apparatus, control the opening of brake baffle
With locking.
Camera system, including holder and high-speed camera.Four feet of the holder are fixed on across pedestal on ground；The height
Fast hanging camera is in cradle top, the movement locus for recording weight and oil-gas pipeline macroscopic deformation destructive process.
Data acquisition and analysis system, including pressure cell, foil gauge, data line, data collecting card and computer.The data collecting card
It is connected with foil gauge and pressure cell by data line；The computer is connect by data line with data collecting card.
2. oil-gas pipeline impact disaster simulation experiment porch according to claim 1 and application process, it is characterised in that：Institute
The primary power stated after weight applies primary power by high-strength spring and launched away, and can be supplied by changing high-strength spring
Size controls the energy size of heavy impact oil-gas pipeline.
3. oil-gas pipeline impact disaster simulation experiment porch according to claim 1 and application process, it is characterised in that：Institute
It is cuboid to state anchoring body, and length × width × height size is 1.0m × 3.0m × 0.5m, used respectively on the inside of four angles Ф 25 ×
100mm anchor poles are anchored.
4. oil-gas pipeline impact disaster simulation experiment porch according to claim 1 and application process, it is characterised in that：Institute
It is steel plate to state pedestal, and thickness 20mm, length × wide size is 3.0m × 4.0m.
5. oil-gas pipeline impact disaster simulation experiment porch according to claim 1 and application process, it is characterised in that：Institute
It states data collecting card acquisition stress value and strain Value Data and computer is passed to by data line, be equipped in the computer mating
Record and analyze software.
6. a kind of oil-gas pipeline impact disaster simulation experiment porch and application process, it is characterised in that：Using such as claim 1 to
Oil-gas pipeline described in 5 impacts disaster simulation experiment porch, includes the following steps：
A, according to impact energy size suffered by live oil-gas pipeline, determine that high-strength spring supplies initial in impact load system
Energy；
B, experiment weight is fitted into impact load system in catapult-launching gear shell, is latched brake baffle；
C, pressure cell and foil gauge are individually fixed on oil-gas pipeline, with data line by data collecting card respectively with pressure cell,
Foil gauge is connected with computer；
D, front Board position is adjusted according to the size of oil-gas pipeline, then tightens bolt and fixes oil-gas pipeline；
E, high-speed camera is opened, all test equipments are debugged, it is ensured that is safe and reliable；
F, experimenter evacuates to safety zone, after confirming safety, starts brake apparatus by remote controler, opens brake baffle, will
Weight launches on oil-gas pipeline；
G, step a is repeated to step f, records and analyze each group of data respectively, is obtained oil-gas pipeline and is subjected to impact breaking after load
Bad rule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393039.2A CN108398224A (en) | 2018-04-27 | 2018-04-27 | A kind of oil-gas pipeline impact disaster simulation experiment porch and application process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810393039.2A CN108398224A (en) | 2018-04-27 | 2018-04-27 | A kind of oil-gas pipeline impact disaster simulation experiment porch and application process |
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| Publication Number | Publication Date |
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| CN108398224A true CN108398224A (en) | 2018-08-14 |
Family
ID=63099442
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| CN201810393039.2A Pending CN108398224A (en) | 2018-04-27 | 2018-04-27 | A kind of oil-gas pipeline impact disaster simulation experiment porch and application process |
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Cited By (3)
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| CN109238902A (en) * | 2018-11-01 | 2019-01-18 | 中国石油大学(华东) | A kind of extension spring-type molecule impact experiment apparatus |
| CN112924269A (en) * | 2021-01-11 | 2021-06-08 | 国家管网集团西部管道有限责任公司 | Method and test device for simulating third-party damage to large-caliber high-pressure pipeline |
| CN112924306A (en) * | 2021-01-29 | 2021-06-08 | 西安石油大学 | Hinged buffering self-anchoring type static explosion experimental device for buried oil and gas pipeline |
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| CN112924269A (en) * | 2021-01-11 | 2021-06-08 | 国家管网集团西部管道有限责任公司 | Method and test device for simulating third-party damage to large-caliber high-pressure pipeline |
| CN112924306A (en) * | 2021-01-29 | 2021-06-08 | 西安石油大学 | Hinged buffering self-anchoring type static explosion experimental device for buried oil and gas pipeline |
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