CN108387204A - Tank body strain analog machine and method under settlement of foundation - Google Patents
Tank body strain analog machine and method under settlement of foundation Download PDFInfo
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- CN108387204A CN108387204A CN201810104665.5A CN201810104665A CN108387204A CN 108387204 A CN108387204 A CN 108387204A CN 201810104665 A CN201810104665 A CN 201810104665A CN 108387204 A CN108387204 A CN 108387204A
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- tank
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- sedimentation
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- driving device
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The embodiment of the present application provides Tank body strain analog machine and method under a kind of settlement of foundation, which is the storage tank model according to large-scale storage tank structure scaled down；The storage tank model includes tank skin and tank bottom；Extend outside the tank skin at the edge of the tank bottom；The lower section of the tank bottom is equipped with multiple tank bottoms and settles driving device, to simulate tank bottom sedimentation；The tank bottom is equipped with the first strain transducer, for measuring stress and deformation of the tank bottom in infall process；Below the tank bottom multiple tank skins sedimentation driving device is being equipped with tank skin lower face corresponding position；The tank skin is equipped with the second strain transducer, for measuring stress and deformation of the tank skin in infall process.The embodiment of the present application can realize the physical analogy to Tank body stress under settlement of foundation and deformation variation.
Description
Technical field
This application involves tank structure studying technological domains, more particularly, to Tank body strain mould under a kind of settlement of foundation
Quasi- device and method.
Background technology
With the development of the related disciplines technology such as structure, material, building and the demand of oil movement and storage industry, such as depositing
The storage tank for putting oil, natural gas etc. the more is built the more big.And the sedimentation of storage tank ground can cause the accidents such as leakage, rupture to seriously endanger oil
The safety of gas storage and transportation.Therefore the risk of storage tank sedimentation also becomes increasingly conspicuous, and prevents the generation of storage tank sedimentation and studies storage tank sedimentation
Mechanism of production becomes increasingly conspicuous.
Currently, cumbersome to the process of measurement of storage tank sedimentation in engineering, instrument is complicated, takes longer.Therefore, current
In art research, the research of storage tank sedimentation is concentrated mainly in numerical simulation.However, numerical simulation is not intuitive, and in Numerical-Mode
When quasi-, conveniently, often simplifying to boundary condition and material properties, this may cause the result simulated to be difficult to
Objectively respond the real change of Tank body stress under settlement of foundation.Therefore, there is an urgent need for one kind can be used for physical analogy ground at present
The lower Tank body stress of sedimentation and the experimental provision of deformation variation.
Invention content
The embodiment of the present application is designed to provide Tank body strain analog machine and method under a kind of settlement of foundation, with
Realize Tank body stress and deformation variation under physical analogy settlement of foundation.
In order to achieve the above objectives, on the one hand, the embodiment of the present application provides Tank body strain mould under a kind of settlement of foundation
Propose standby, the equipment is the storage tank model according to large-scale storage tank structure scaled down；The storage tank model include tank skin and
Tank bottom；Extend outside the tank skin at the edge of the tank bottom；The lower section of the tank bottom is equipped with multiple tank bottoms and settles driving device, uses
To simulate tank bottom sedimentation；The tank bottom is equipped with the first strain transducer, for measuring the tank bottom answering in infall process
Power and deformation；Below the tank bottom multiple tank skins sedimentation driving device is being equipped with tank skin lower face corresponding position；Institute
It states tank skin and is equipped with the second strain transducer, for measuring stress and deformation of the tank skin in infall process.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, the tank skin sedimentation driving device include
The end of first electric pushrod, the elevating lever of first electric pushrod is equipped with first level support plate.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, during the first level support plate includes
Core, the central plate both sides are respectively equipped with the margin plate hinged with the central plate, and the margin plate is described by being installed on
They sup-port on elevating lever side wall, and under holding state, the upper table of the upper surface of the margin plate and the central plate
Face is in the same plane.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, every side in the central plate both sides
Be respectively equipped with multiple hinged margin plates successively, offered in the middle part of each margin plate selectively inserted suitable for supporting rod it is blind
Hole.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, the tank bottom sedimentation driving device include
The end of second electric pushrod, the elevating lever of second electric pushrod is equipped with the second horizontal supporting plate.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, multiple tank skins settle driving device
It is arranged in a ring.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, multiple tank bottoms settle driving device
It is regularly arranged with concentric circular fashion, and one of multiple described tank bottom sedimentation driving devices are located at center location.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, first strain transducer is more
It is a, and multiple first strain transducers are regularly arranged along the radial direction of the tank bottom.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, second strain transducer is more
A, multiple second strain transducers are located at the lower part of the tank skin, and regularly arranged along the short transverse of the tank skin.
Tank body strain analog machine under the settlement of foundation of the embodiment of the present application, the tank skin be by wall top to wall bottom by
The tank skin that thickens of cumulative thickness.
On the other hand, it is set using Tank body strain simulation under above-mentioned settlement of foundation the embodiment of the present application also provides a kind of
Tank body strain analogy method, includes the following steps under standby settlement of foundation：
Determine sedimentation rule；The sedimentation rule includes that each tank bottom sedimentation driving device of synchronization and each tank skin are heavy
The settling amount of driving device drops；
Start the tank bottom sedimentation driving device according to sedimentation rule and the tank skin settles driving device；
After starting the tank bottom sedimentation driving device and tank skin sedimentation driving device, obtains first strain and pass
Sensor and the strain data of second strain transducer acquisition；
According to the strain data, sedimentation rule and first strain transducer and second strain transducer
Position, determine settling amount respectively with tank skin height, the stress strain curve of tank bottom position.
By the above technical solution provided by the embodiments of the present application as it can be seen that storage tank tank body is answered under the embodiment of the present application settlement of foundation
It is the storage tank model according to large-scale storage tank structure scaled down to become analog machine；Storage tank model includes tank skin and tank bottom；Tank bottom
Edge extend outside the tank skin；The lower section of tank bottom is equipped with multiple tank bottoms and settles driving device, to simulate tank bottom sedimentation；Tank
Bottom is equipped with the first strain transducer, for measuring stress and deformation of the tank bottom in infall process；Below tank bottom with tank skin
Lower face corresponding position is equipped with multiple tank skins and settles driving device；Tank skin is equipped with the second strain transducer, for measuring tank
Stress and deformation of the wall in infall process.In use, being answered according to what the first strain transducer and the second strain transducer acquired
Become the position of data, preset sedimentation rule and the first strain transducer and the second strain transducer, it may be determined that settling amount point
Not with tank skin height, the stress strain curve of tank bottom position, to realizing to Tank body stress under settlement of foundation and
Deform the physical analogy of variation.Subsequently in Practical Project with upper, answered when by measuring the tank skin for obtaining practical storage tank and tank bottom
After power and deformation data, according to the stress strain curve that physical simulation experiment before this obtains, the practical storage tank can be predicted
The size of sedimentation.Therefore, the application implements the influence to tank structure for research settlement of foundation, for the exploration of storage tank sedimentation
Have very important significance with having safely to storage tank Integrity Management and storage tank.
Description of the drawings
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments described in application, for those of ordinary skill in the art, in the premise of not making the creative labor property
Under, other drawings may also be obtained based on these drawings.In the accompanying drawings：
Fig. 1 be one embodiment of the application settlement of foundation under Tank body strain analog machine structural schematic diagram；
Fig. 2 be one embodiment of the application settlement of foundation under in Tank body strain analog machine tank body structural representation
Figure；
Fig. 3 is that tank skin sedimentation driving fills in Tank body strain analog machine under settlement of foundation in one embodiment of the application
Set and tank bottom sedimentation driving device structural schematic diagram；
Fig. 4 a are the dimensional structure diagram that tank skin settles driving device in one embodiment of the application；
Fig. 4 b are the side structure schematic view that tank skin settles driving device in one embodiment of the application；
Fig. 4 c are the dimensional structure diagram for the horizontal supporting plate that tank skin settles driving device in one embodiment of the application；
Fig. 5 is the scheme of installation of the first strain transducer in one embodiment of the application；
Fig. 6 is the scheme of installation of the second strain transducer in one embodiment of the application；
Fig. 7 be one embodiment of the application settlement of foundation under Tank body strain analogy method method flow diagram.
Specific implementation mode
In order to make those skilled in the art better understand the technical solutions in the application, below in conjunction with the application reality
The attached drawing in example is applied, technical solutions in the embodiments of the present application is clearly and completely described, it is clear that described implementation
Example is merely a part but not all of the embodiments of the present application.Based on the embodiment in the application, this field is common
The every other embodiment that technical staff is obtained without creative efforts should all belong to the application protection
Range.
Tank body strain analog machine can be according to large-scale storage tank knot under the settlement of foundation of one embodiment of the application
The storage tank model of structure scaled down.Wherein, the large-scale storage tank for example can refer to storage of the capacity at 10000 cubic metres or more
Oil tank, air accumulator etc..
Shown in referring to figs. 1 to Fig. 3, the storage tank model may include tank skin 11 and tank bottom 12；The edge of the tank bottom 12
Extend outside the tank skin 11；The lower of the tank bottom 12 can be equipped with multiple identical tank bottoms sedimentation driving devices 2, to simulate
Tank bottom settles；It can be equipped with the first strain transducer (being not drawn into figure) in the tank bottom 12, can be used for measuring the tank bottom 12
Stress in infall process and deformation；12 lower section of the tank bottom can also be set with 11 lower face corresponding position of the tank skin
There are multiple identical tank skin sedimentation driving devices 3；The second strain transducer (being not drawn into figure) can be equipped on the tank skin 11,
It can be used for measuring stress and deformation of the tank skin 11 in infall process.In addition, as needed, may be used also on the storage tank model
The accessory structures such as one or more layers wind girder, one or more layers stiffening ring are arranged.In one embodiment of the application, carrying out
Sedimentation simulation when, the tank body encircled a city by tank skin 11 and tank bottom 12 can pour into liquid medium, with analog storage in storage tank oil,
Liquefied natural gas etc..
In conjunction with shown in Fig. 4 a and 4b, in one embodiment of the application, the tank skin sedimentation driving device 3 may include first
The end of electric pushrod 31, the elevating lever of first electric pushrod 31 is equipped with first level support plate 32, to form one
Kind hoistable platform.In conjunction with shown in Fig. 4 c, the first level support plate 32 includes central plate 321,321 both sides of the central plate point
Margin plate 322 that She You be not hinged with the central plate 321 realizes simulation concrete ringwall with this；The margin plate 322 is logical
Cross the supporting rod 33 that is installed on the elevating lever side wall to support, and under holding state, the upper surface of the margin plate 322 with
The upper surface of the central plate 321 is in the same plane.In another embodiment of the application, 321 both sides of the central plate
In every side can be respectively equipped with multiple hinged margin plates 322 successively, the middle part of each margin plate 322 is offered suitable for support
The blind hole 323 that bar 33 selectively inserts, under normal circumstances, margin plate 322 are in hang, when need increase concrete ring
When the width of wall ringwall, it can be inserted by supporting rod 33 in the blind hole 323 of corresponding edge listrium 322, to make the margin plate 322
Upper plane and the upper surface of the central plate 321 are kept in the same plane, so as to the change of simulation concrete ringwall width
Change the influence settled to storage tank.Wherein, concrete ring wall forms the ground of the tank skin 11.
In one embodiment of the application, the tank bottom sedimentation driving device includes the second electric pushrod, second electricity
The end of the elevating lever of dynamic push rod is equipped with the second horizontal supporting plate, to form another hoistable platform.
It should be noted that under original state before simulated experiment, each tank bottom sedimentation driving device it is horizontally-supported
The upper surface of plate is respectively positioned in same level, also, the horizontal supporting plate of each tank skin sedimentation driving device is equally respectively positioned on
Same level.
Refering to what is shown in Fig. 3, in one embodiment of the application, it is more in order to more effectively realize that the sedimentation to tank skin 11 is simulated
A tank skin sedimentation driving device 3 can one by one and annular array is arranged.Equally, in one embodiment of the application
In, in order to more effectively realize that the sedimentation to tank bottom 11 is simulated, multiple tank bottom sedimentation driving devices 2 can be advised with concentric circular fashion
It then arranges, and one of multiple described tank bottom sedimentation driving devices 3 are located at center location.
In conjunction with shown in Fig. 5, in one embodiment of the application, settled to more effectively detect 12 different location of tank bottom
Strain in the process, first strain transducer 13 may be configured as multiple, and multiple first strain transducers 13 can be along described
The radial direction of tank bottom 12 is regularly arranged, and here regularly arranged refers to that several first strain transducers are combined along the tank bottom
12 radial direction is evenly distributed in "-" type, and each first strain transducer combination includes two orthogonal first strains
Sensor 13.It so can detect each first strain transducer and combine position in two levels of X-axis (transverse direction) and Y-axis (longitudinal direction)
Stress on direction and deformation.
In conjunction with shown in Fig. 6, in one embodiment of the application, settled to more effectively detect 11 different height of tank skin
Strain in the process, second strain transducer 14 may be configured as multiple, and multiple second strain transducers 14 can be located at described
The lower part of tank skin 11, and it is regularly arranged along the short transverse of the tank skin 11.Here regularly arranged refers to that several second are answered
The short transverse for becoming sensor combinations along the tank skin 11 is evenly distributed in "-" type, and each second strain transducer combination includes
Two orthogonal second strain transducers 14.So can detect each second strain transducer combination position circumferential and
Stress in axial (short transverse) and deformation.In one illustrative embodiments of the application, first strain transducer 13
With second strain transducer 14 such as may be used optical fiber optical grating stress strain transducer.
Refering to what is shown in Fig. 7, based on Tank body strain analog machine under above-mentioned settlement of foundation, one embodiment of the application
Tank body strain analogy method may comprise steps of under settlement of foundation：
S701, sedimentation rule is determined；The sedimentation is regular including each tank bottom sedimentation driving device of synchronization and each
Tank skin settles the settling amount of driving device.It such as in one embodiment, can be advance when needing the individually sedimentation of simulation tank skin
Set the settling amount of each tank skin sedimentation driving device of synchronization.In another embodiment, when needs individually simulate tank
When the sedimentation at bottom, the settling amount of each tank bottom sedimentation driving device of synchronization can be pre-set.In another embodiment,
When need to simulate tank skin and tank bottom settle simultaneously when, can pre-set each tank bottom of synchronization settle driving device and
Tank skin settles the settling amount of driving device.
S702, start the tank bottom sedimentation driving device and tank skin sedimentation driving device according to sedimentation rule.
S703, after starting tank bottom sedimentation driving device and tank skin sedimentation driving device, obtain described first
Strain transducer and the strain data of second strain transducer acquisition.
S704, it is strained according to the strain data, sedimentation rule and first strain transducer and described second
The position of sensor, determine settling amount respectively with tank skin height, the stress strain curve of tank bottom position.
Subsequently in Practical Project with upper, when the tank skin and tank bottom stress and deformation data for obtaining practical storage tank by measuring
Afterwards, the size of the sedimentation of the practical storage tank can be predicted in the stress strain curve obtained according to physical simulation experiment before this.Cause
This, the application is implemented for influence of the research settlement of foundation to tank structure, exploration for storage tank sedimentation and complete to storage tank
Property management and storage tank safely tool have very important significance.
Although procedures described above flow includes the multiple operations occurred with particular order, it should however be appreciated that understand,
These processes may include more or fewer operations, these operations can be executed sequentially or be executed parallel.
In conjunction with shown in Fig. 6, in one embodiment of the application, since the tank skin 11 can be gradual to wall bottom by wall top
The tank skin that thickens thickened, the i.e. tank wall thickness of different height position are different；In this way, settling amount and the ess-strain of tank skin height close
It is also just to contain the stress-strain relation between settling amount and tank wall thickness in curve.
The device of the above embodiments of the present application is corresponding with the method for the above embodiments of the present application, therefore, about the application
The details of the device of above-described embodiment, the method for referring to the above embodiments of the present application, details are not described herein.
It should also be noted that, the terms "include", "comprise" or its any other variant are intended to nonexcludability
But also include not having including so that process, method or equipment including a series of elements include not only those elements
The other element being expressly recited, or further include for this process, method or the intrinsic element of equipment.Not more
In the case of limitation, the element that is limited by sentence "including a ...", it is not excluded that in process, method including the element
Or there is also other identical elements in equipment.
Each embodiment in this specification is described in a progressive manner, identical similar portion between each embodiment
Point just to refer each other, and each embodiment focuses on the differences from other embodiments.Especially for system reality
For applying example, since it is substantially similar to the method embodiment, so description is fairly simple, related place is referring to embodiment of the method
Part explanation.
Above is only an example of the present application, it is not intended to limit this application.For those skilled in the art
For, the application can have various modifications and variations.It is all within spirit herein and principle made by any modification, equivalent
Replace, improve etc., it should be included within the scope of claims hereof.
Claims (11)
1. Tank body strain analog machine under a kind of settlement of foundation, which is characterized in that the equipment is according to large-scale storage tank knot
The storage tank model of structure scaled down；The storage tank model includes tank skin and tank bottom；Extend the tank in the edge of the tank bottom
Outside wall；The lower section of the tank bottom is equipped with multiple tank bottoms and settles driving device, to simulate tank bottom sedimentation；The tank bottom is equipped with the
One strain transducer, for measuring stress and deformation of the tank bottom in infall process；Below the tank bottom with the tank
Wall lower face corresponding position is equipped with multiple tank skins and settles driving device；The tank skin is equipped with the second strain transducer, is used for
Measure stress and deformation of the tank skin in infall process.
2. Tank body strain analog machine under settlement of foundation as described in claim 1, which is characterized in that the tank skin sedimentation
Driving device includes the first electric pushrod, and the end of the elevating lever of first electric pushrod is equipped with first level support plate.
3. Tank body strain analog machine under settlement of foundation as claimed in claim 2, which is characterized in that the first level
Support plate includes central plate, and the central plate both sides are respectively equipped with the margin plate hinged with the central plate, and the margin plate is logical
Cross the they sup-port being installed on the elevating lever side wall, and under holding state, the upper surface of the margin plate with it is described
The upper surface of central plate is in the same plane.
4. Tank body strain analog machine under settlement of foundation as claimed in claim 3, which is characterized in that the central plate two
Every side in side is respectively equipped with multiple hinged margin plates successively, offers in the middle part of each margin plate and is selected suitable for supporting rod
Property be inserted into blind hole.
5. Tank body strain analog machine under settlement of foundation as described in claim 1, which is characterized in that the tank bottom sedimentation
Driving device includes the second electric pushrod, and the end of the elevating lever of second electric pushrod is equipped with the second horizontal supporting plate.
6. such as Tank body strain analog machine under Claims 1-4 any one of them settlement of foundation, which is characterized in that more
A tank skin sedimentation driving device is arranged in a ring.
7. Tank body strain analog machine under settlement of foundation as claimed in claim 5, multiple tank bottom sedimentation driving dresses
Set regularly arranged with concentric circular fashion, and one of multiple tank bottoms sedimentation driving device is located at center location.
8. Tank body strain analog machine under settlement of foundation as described in claim 1, first strain transducer is more
It is a, and multiple first strain transducers are regularly arranged along the radial direction of the tank bottom.
9. Tank body strain analog machine under settlement of foundation as described in claim 1, second strain transducer is more
A, multiple second strain transducers are located at the lower part of the tank skin, and regularly arranged along the short transverse of the tank skin.
10. Tank body strain analog machine under settlement of foundation as described in claim 1, the tank skin is by wall top to wall bottom
The tank skin that thickens of progressive additive.
11. the ground of Tank body strain analog machine under a kind of 10 any one of them settlement of foundation using claims 1 to 10
The lower Tank body strain analogy method of sedimentation, which is characterized in that include the following steps：
Determine sedimentation rule；The sedimentation rule includes that each tank bottom sedimentation driving device of synchronization and the sedimentation of each tank skin are driven
The settling amount of dynamic device；
Start the tank bottom sedimentation driving device according to sedimentation rule and the tank skin settles driving device；
After starting the tank bottom sedimentation driving device and tank skin sedimentation driving device, first strain transducer is obtained
And the strain data of the second strain transducer acquisition；
According to the strain data, the position of the sedimentation rule and first strain transducer and second strain transducer
Set, determine settling amount respectively with tank skin height, the stress strain curve of tank bottom position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810104665.5A CN108387204A (en) | 2018-02-02 | 2018-02-02 | Tank body strain analog machine and method under settlement of foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810104665.5A CN108387204A (en) | 2018-02-02 | 2018-02-02 | Tank body strain analog machine and method under settlement of foundation |
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| Publication Number | Publication Date |
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| CN108387204A true CN108387204A (en) | 2018-08-10 |
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ID=63074335
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810104665.5A Pending CN108387204A (en) | 2018-02-02 | 2018-02-02 | Tank body strain analog machine and method under settlement of foundation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111811844A (en) * | 2019-04-11 | 2020-10-23 | 中国石油天然气集团有限公司 | Storage tank settlement testing device and method for testing tank wall change |
| CN115854976A (en) * | 2021-12-21 | 2023-03-28 | 中集安瑞科工程科技有限公司 | Settlement observation device and method for low-temperature storage tank |
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| CN111811844A (en) * | 2019-04-11 | 2020-10-23 | 中国石油天然气集团有限公司 | Storage tank settlement testing device and method for testing tank wall change |
| CN115854976A (en) * | 2021-12-21 | 2023-03-28 | 中集安瑞科工程科技有限公司 | Settlement observation device and method for low-temperature storage tank |
| CN115854976B (en) * | 2021-12-21 | 2024-01-23 | 中集安瑞科工程科技有限公司 | Sedimentation observation device and method for low-temperature storage tank |
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