CN212255021U - Tube bundle fluid-solid coupling dynamics vibration test device - Google Patents
Tube bundle fluid-solid coupling dynamics vibration test device Download PDFInfo
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- CN212255021U CN212255021U CN202022184246.2U CN202022184246U CN212255021U CN 212255021 U CN212255021 U CN 212255021U CN 202022184246 U CN202022184246 U CN 202022184246U CN 212255021 U CN212255021 U CN 212255021U
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Abstract
A tube bundle fluid-solid coupling dynamics vibration test device comprises a test pipeline and a support column, wherein the test pipeline consists of a simulation straight pipe and a simulation bent pipe, the support column is respectively arranged below the simulation straight pipe and the simulation bent pipe, a booster pump is connected with a storage water tank and the test pipeline to convey test fluid, and the test pipeline is also provided with a thermocouple, a strain gauge, a pressure gauge, a flow meter and an extensometer to respectively measure the temperature, the flow and the pressure of the test pipeline under the action of the test fluid, so that the vibration mechanics characteristic of the pipeline is determined; compare in current device, use coupling hose to be connected between booster pump and the simulation straight tube, can effectively isolated vibration transmission, its range of application is extensive, and storage water tank and collection are equipped with connecting tube and circulating pump between the water tank, can directly shift the starting point when the experiment begins through the pipeline with being in the terminal point liquid after the experiment, and is easy and simple to handle swift.
Description
Technical Field
The utility model relates to a tube bank fluid-solid coupling dynamics experimental facilities technical field, concretely relates to tube bank fluid-solid coupling dynamics vibration test device.
Background
The blowout pipeline is an important component of a well control manifold, and during field blowout operation, high-pressure slurry and oil-gas flow need to be controllably guided to a blowout pool and a combustor through the blowout pipeline, and high-speed flow of fluid in the blowout process can generate huge impact force on the pipeline, so that severe vibration and swing of the blowout pipeline are easily caused, even accidents such as equipment injury and well blowout out-of-control are caused, and therefore the problem of pipeline vibration in the blowout process, namely, the fluid-solid coupling dynamic vibration in the blowout process needs to be researched.
There are related experimental devices, for example, chinese application CN201320544155.2 discloses a device for testing mechanical properties of a thermo-fluid-solid coupled pipeline, but the device has some defects: firstly, the influence of vibration transmitted to the experimental tube bundle by the vibration of the pump on the experimental tube bundle is not considered, and the measured value is not accurate enough; secondly, the device only inspects the vibration condition of the vertical pipe body, does not consider the vibration condition of the bent pipe body part, and has single research object; finally, a connecting pipeline is not arranged between the constant-temperature water tank and the drainage water tank, so that the direct transfer of the experimental water body cannot be realized, and the operation is complex.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a tube bank fluid-solid coupling dynamics vibration test device to solve the relevant problem that exists among the prior art.
The technical scheme provided by the utility model is that, a tube bundle fluid-solid coupling dynamics vibration test device is provided, which comprises a test pipeline and a support column, wherein the test pipeline is composed of a simulation straight pipe and a simulation elbow pipe, one end of the simulation straight pipe is connected with a booster pump through a connecting hose, the other end of the simulation straight pipe is connected with the simulation elbow pipe through a connecting hose, and the end of the simulation elbow pipe, which is not connected with the connecting hose, extends into a collection water tank; the supporting columns are respectively arranged below the simulation straight pipe and the simulation bent pipe; a storage water tank is arranged below the booster pump, and a liquid inlet pipeline of the booster pump extends into the storage water tank; thermocouples are arranged on the pipe bodies, close to the two ends, of the simulation straight pipe and the simulation bent pipe, and the thermocouples are electrically connected with a temperature measuring instrument arranged outside; strain gauges are arranged on the simulated straight pipe body in a surrounding mode, the bend of the simulated bent pipe body is provided with the strain gauges in a surrounding mode, and the strain gauges are electrically connected with an external computer; the simulation straight pipe body is also provided with an extensometer, and the extensometer is electrically connected with an external computer.
Furthermore, the storage water tank is connected with the collecting water tank through a pipeline, and a circulating pump is further arranged on the connecting pipeline.
Furthermore, the connecting pipeline between the storage water tank and the collection water tank, the simulation straight pipe and the simulation bent pipe are all provided with liquid valves.
Furthermore, a flow meter and a pressure gauge are respectively arranged on the simulation straight pipe.
Furthermore, a pressure gauge is arranged on the simulation elbow.
Furthermore, an adjustable balance weight is hung on the outer wall of the simulation straight pipe.
Compared with the prior art, the technical scheme has the following advantages:
1. the booster pump is connected with the simulation straight pipe through the connecting hose, vibration transmission can be effectively isolated, the simulation straight pipe is not affected by vibration generated by the booster pump when in testing, and the accuracy of the test is improved.
2. The simulation bent pipe with the bending part is added into the test pipeline, and the simulation bent pipe is connected with the simulation straight pipe through the connecting hose, so that the test device can be used for researching the vibration condition of the simulation bent pipe under the condition that the test device is not influenced by the simulation straight pipe, and the test device has a wider application range.
3. Be equipped with connecting tube and circulating pump between storage water tank and the collection water tank, can directly shift the starting point when the experiment begins through the pipeline with the terminal point liquid that is in after the experiment, easy and simple to handle swiftly.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of the present invention;
in the figure, a storage water tank 1, a booster pump 2, a connecting hose 3, a liquid valve 4, a simulated straight pipe 5, a simulated bent pipe 6, a strain gauge 7, an extensometer 8, an adjustable counterweight 9, a support column 10, a collection water tank 11, a circulating pump 12, a thermocouple 13, a flow meter 14, a pressure gauge 15, a temperature measuring instrument 16 and a computer 17 are adopted.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments and accompanying drawings.
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it may not be further defined and explained in subsequent figures.
Referring to fig. 1, in this embodiment, a tube bundle fluid-solid coupling dynamic vibration testing apparatus:
the test pipeline consists of a simulation straight pipe 5 and a simulation elbow pipe 6, one end of the simulation straight pipe 5 is connected with a booster pump 2 through a connecting hose 3, the other end of the simulation straight pipe is connected with the simulation elbow pipe 6 through the connecting hose 3, one end of the simulation elbow pipe 6 which is not connected with the connecting hose 3 extends into a collecting water tank 11, supporting columns 10 are respectively arranged below the simulation straight pipe 5 and the simulation elbow pipe 6, a storage water tank 1 is arranged below the booster pump 2, a liquid inlet pipeline of the booster pump 2 extends into the storage water tank 1, thermocouples 13 are respectively arranged on the simulation straight pipe 5 and the simulation elbow pipe 6 close to the pipe bodies at the two ends, the thermocouples 13 are electrically connected with a thermodetector 16 arranged outside, a strain gage 7 is arranged on the simulation straight pipe 5 in a surrounding manner, a strain gage 7 is arranged on the bend of the simulation straight pipe 6 in a surrounding manner, the strain gage 7 is electrically connected with, the extensometer 8 is electrically connected with an external computer 17, the storage water tank 1 is connected with a collection water tank 11 through a pipeline, a circulating pump 12 is further arranged on the connecting pipeline, a liquid valve 4 is arranged on the connecting pipeline between the storage water tank 1 and the collection water tank 11, the simulation straight pipe 5 and the simulation bent pipe 6, the simulation straight pipe 5 is further respectively provided with a flow meter 14 and a pressure meter 15, the simulation bent pipe 6 is provided with the pressure meter 15, and the outer wall of the simulation straight pipe 5 is hung with an adjustable balance weight 9.
The utility model discloses a theory of operation is:
the utility model is used for testing tube bank fluid-solid coupling dynamics vibration characteristic, test liquid is through booster pump 2 at the device mesocycle, and various mechanical data that the liquid cycle in-process produced the test pipeline will be gathered by collection device to synthesize with temperature, flow, the pressure data that other collection device collected, finally reachs the coupling dynamics vibration characteristic of liquid cycle in-process pipeline.
The simulation straight pipe 5 and the simulation bent pipe 6 are supported by the supporting columns 10, the simulation straight pipe 5 is used for evaluating and investigating the mechanical vibration state of fluid passing through the straight pipe, and the elbow structure in the simulation bent pipe 6 can effectively show the mechanical vibration state of the fluid in a bent pipeline, so that the device can study the vibration stress state of the straight pipe and simultaneously study the vibration stress state of the bent pipeline.
The storage water tank 1, the simulation straight pipe 5, the connecting hose 3, the simulation elbow pipe 6 and the collection water tank 11 form a circulating pipeline, test water in the storage water tank 1 is pumped into the circulating pipeline by the booster pump 2 above the storage water tank 1, the simulation straight pipe 5 is connected with the booster pump 2 through the connecting hose 3, vibration generated when the booster pump 2 works can be effectively dispersed by the connecting hose 3, the simulation straight pipe 5 is prevented from being influenced by vibration during testing, the testing accuracy is ensured, and the simulation elbow pipe 6 is also connected with the simulation straight pipe 5 through the connecting hose 3, so that the simulation elbow pipe 6 is also not influenced by vibration generated by the simulation straight pipe 5 during testing; a circulating pump 12 is arranged on a circulating pipeline between the storage water tank 1 and the collection water tank 11, so that the test liquid collected in the collection water tank 11 can be re-injected into the storage water tank 1 after the test is finished or the water quantity is insufficient, and the operation is convenient and rapid; all be provided with liquid valve 4 on the connecting line between simulation straight tube 5, simulation return bend 6, the storage water tank 1 and the collection water tank 11 for testing device can control liquid as required and flow.
The strain gauge 7 is arranged at the corresponding position of the simulation straight pipe 5 and the bending part of the simulation bent pipe 6 in a surrounding way, is electrically connected with the computer 17, collects the radial stress data of the pipe bodies of the simulation straight pipe 5 and the simulation bent pipe 6, and transmits the collected stress data to the computer 17 for storage and processing; the extensometer 8 is arranged on the simulation straight pipe 5 and is also electrically connected with the computer 17 for testing the axial stress and stretching condition on the simulation straight pipe 5, thereby realizing the comprehensive test of the mechanical property of the pipeline under the condition of bearing the action of fluid.
The adjustable balance weight 9 is hung on the simulation straight pipe 5, the weight of the simulation straight pipe can be changed according to requirements, and further the external stress condition of the simulation straight pipe 5 is changed, so that the external force bearing state of the pipeline under the actual condition can be well simulated.
The flowmeter 14 is used for collecting liquid flow data in the whole device, and the simulation straight pipe 5 and the simulation bent pipe 6 are respectively provided with the pressure gauge 15 so as to collect pressure data in the whole pipeline, thereby effectively analyzing the relation between the internal fluid pressure of the pipeline and the external stress condition.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the embodiments of the present invention are all covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. A tube bundle fluid-solid coupling dynamics vibration test device is characterized by comprising a test pipeline and a support column (10);
the test pipeline consists of a simulation straight pipe (5) and a simulation bent pipe (6), one end of the simulation straight pipe (5) is connected with the booster pump (2) through a connecting hose (3), the other end of the simulation straight pipe is connected with the simulation bent pipe (6) through the connecting hose (3), and one end, which is not connected with the connecting hose (3), of the simulation bent pipe (6) extends into the water collecting tank (11);
the supporting columns (10) are respectively arranged below the simulation straight pipe (5) and the simulation bent pipe (6);
a storage water tank (1) is arranged below the booster pump (2), and a liquid inlet pipeline of the booster pump (2) extends into the storage water tank (1);
thermocouples (13) are arranged on the pipe bodies, close to the two ends, of the simulation straight pipe (5) and the simulation bent pipe (6), and the thermocouples (13) are electrically connected with a thermometer (16) arranged outside; strain gauges (7) are arranged on the pipe body of the analog straight pipe (5) in a surrounding mode, strain gauges (7) are arranged at the pipe body elbow of the analog bent pipe (6) in a surrounding mode, and the strain gauges (7) are all electrically connected with an external computer (17);
the simulation straight pipe (5) body is further provided with an extensometer (8), and the extensometer (8) is electrically connected with an external computer (17).
2. The tube bundle fluid-solid coupling dynamic vibration testing device according to claim 1, characterized in that: the storage water tank (1) is connected with the collecting water tank (11) through a pipeline, and a circulating pump (12) is further arranged on the connecting pipeline.
3. The tube bundle fluid-solid coupling dynamic vibration testing device according to claim 2, characterized in that: the liquid valve (4) is arranged on a connecting pipeline between the storage water tank (1) and the collection water tank (11), the simulation straight pipe (5) and the simulation bent pipe (6).
4. The tube bundle fluid-solid coupling dynamic vibration testing device according to claim 1, characterized in that: and the simulation straight pipe (5) is also provided with a flow meter (14) and a pressure meter (15) respectively.
5. The tube bundle fluid-solid coupling dynamic vibration testing device according to claim 1, characterized in that: and a pressure gauge (15) is arranged on the simulation elbow (6).
6. The tube bundle fluid-solid coupling dynamic vibration testing device according to claim 1, characterized in that: the outer wall of the simulation straight pipe (5) is hung with an adjustable balance weight (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184246.2U CN212255021U (en) | 2020-09-29 | 2020-09-29 | Tube bundle fluid-solid coupling dynamics vibration test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184246.2U CN212255021U (en) | 2020-09-29 | 2020-09-29 | Tube bundle fluid-solid coupling dynamics vibration test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212255021U true CN212255021U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022184246.2U Expired - Fee Related CN212255021U (en) | 2020-09-29 | 2020-09-29 | Tube bundle fluid-solid coupling dynamics vibration test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212255021U (en) |
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2020
- 2020-09-29 CN CN202022184246.2U patent/CN212255021U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 Termination date: 20210929 |