CN102323031B - Deep-sea pipeline segmented model bidirectional forced vibration experimental device under action of uniform flow - Google Patents
Deep-sea pipeline segmented model bidirectional forced vibration experimental device under action of uniform flow Download PDFInfo
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- CN102323031B CN102323031B CN 201110231201 CN201110231201A CN102323031B CN 102323031 B CN102323031 B CN 102323031B CN 201110231201 CN201110231201 CN 201110231201 CN 201110231201 A CN201110231201 A CN 201110231201A CN 102323031 B CN102323031 B CN 102323031B
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Abstract
The invention provides a deep-sea pipeline segmented model bidirectional forced vibration experimental device under the action of uniform flow. The deep-sea pipeline segmented model bidirectional forced vibration experimental device comprises a deep-sea pipeline module, false body modules, a horizontal sliding module, a vertical sliding module, a measurement analysis and control module and a false bottom module, wherein the two ends of the deep-sea pipeline module are connected with the end part false body modules respectively; the vertical sliding module is connected with the end part false body modules and the horizontal sliding module respectively; the horizontal sliding module is fixedly connected with the bottom of a trailer truck; the measurement analysis and control module is arranged on the trailer truck, and is connected with two end part false body modules and two sliding modules respectively; and the false bottom module is fixedly connected with the trailer truck. In the experimental device, a false bottom plate is arranged, so that the surface effect of the sea bottom can be simulated; the coupling of a pipe fitting with a flow field is realized; the vibration of two freedom degrees of forward flow and vertical flow are considered; special end part false body modules are adopted, so that the problem of boundary effects on both sides of a deep-sea pipeline model is solved; and the practical Reynolds number range can be reached under the experimental condition.
Description
Technical field
The invention belongs to the oceanographic engineering field, relate in particular to the two-way vibration testing device that forces of a kind of pipelines in deep sea segmented model that evenly flows down.
Background technology
Undersea pipe-laying is on rugged sea bed, since the acting in conjunction of factors such as the unevenness of sea bed profile and sea bed underflow, morning and evening tides, some zone on the pipeline laying path, and exposed tube forms unsettled section outside.Under the long term of environmental load, unsettled section as easy as rolling off a log fatigue failure.In various failure modes, the highest and harmfulness is maximum with the probability of occurrence of vortex-induced vibration, namely on the pipeline periodicity of whirlpool come off cause act on the pipeline laterally and flow to alternation external force, cause object vibration.
Under above-mentioned operating mode, the height of pipe fitting overhanging portion is generally about the diameter range of pipeline, and the surface effect/boundary effect in seabed is very big to the influence of pipe fitting vibration, can not use the experimental result of vortex-induced vibration of the standpipe of non-boundary influence.Thereby caused the shortage of this problem test figure.
Simultaneously, in order to simplify the complexity of problem, academia generally only considers pipe fitting perpendicular to the motion and the stressing conditions that come on the flow path direction, thereby has caused the deviation of result of study and practical problems.
On the other hand, even there have been some scholars to be familiar with the vibration problem of submarine pipeline in the method that adopts model test, but existing test model is not generally considered the coupling of pipeline and incoming flow, but adopt the pipe fitting that rigidly fixes, measure its stressing conditions under uniform incoming flow, because pipeline is vibration not, can feedback interference not arranged stream field, has simplified the difficulty of problem to a certain extent.Yet, wanting the vibration problem of more deep understanding submarine pipeline, the intercoupling of pipe fitting and flow field still will be taken into account, regrettably, seldom has the scholar to carry out in this respect work.
Summary of the invention
The present invention is directed to above shortcomings in the prior art, provide a kind of pipelines in deep sea segmented model that evenly flows down the two-way vibration testing device that forces.
The present invention is achieved by the following technical solutions:
The invention provides the two-way vibration testing device that forces of a kind of pipelines in deep sea segmented model that evenly flows down, comprise the pipelines in deep sea module, first end prosthese module, the second end prosthese module, the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module, the second horizontal slip module, Measurement and analysis control module and false bed die piece, wherein: pipelines in deep sea module two ends are connected with the second end prosthese module with first end prosthese module respectively, the first vertical sliding mould piece is connected with the first horizontal slip module with first end prosthese module respectively, the second vertical sliding mould piece is connected with the second horizontal slip module with the second end prosthese respectively, the first horizontal slip module is used for fixedly connected with an end of trailer bottom and is connected with the first vertical sliding mould piece, the second horizontal slip module is used for fixedly connected with the other end of trailer bottom and is connected with the second vertical sliding mould piece, the Measurement and analysis control module respectively with first end prosthese module, the second end prosthese module, the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module is connected with the second horizontal slip module, false bed die piece is positioned at the below of pipelines in deep sea module, is used for fixedlying connected with the trailer bottom.
Described pipelines in deep sea module comprises: the first pipeline fixture splice, the second pipeline fixture splice and pipelines in deep sea model, wherein: pipelines in deep sea model two ends are connected with the second pipeline fixture splice with the first pipeline fixture splice respectively, the first pipeline fixture splice is fixedlyed connected with first end prosthese module, and the second pipeline fixture splice is fixedlyed connected with the second end prosthese module.
Described first end prosthese module comprises: the first prosthese urceolus, the one or three component instrument, the one or three component instrument fixed head, first voussoir, first bearing, first adjusts assembly, first fixed head, first backing plate, first flow-stopping plate, wherein: the first prosthese urceolus and first flow-stopping plate are fixed, the one or three component instrument links to each other with the one or three component instrument fixed head with the first pipeline fixture splice in the pipelines in deep sea module, one end of the one or three component instrument fixed head is connected with the one or three component instrument, the other end and first voussoir are affixed, first voussoir runs through first flow-stopping plate, and it is inboard affixed with first bearing and first flow-stopping plate at first flow-stopping plate, first voussoir of the first flow-stopping plate opposite side is connected with first backing plate, the one or three component instrument fixed head is affixed by first backing plate and first voussoir, and the first adjustment assembly is affixed with the one or three component instrument fixed head and the first vertical sliding mould piece respectively.
Described the second end prosthese module comprises: the second prosthese urceolus, the two or three component instrument, the two or three component instrument fixed head, second voussoir, second bearing, second adjusts assembly, second fixed head, second backing plate, second flow-stopping plate, wherein: the second prosthese urceolus and second flow-stopping plate are fixed, the two or three component instrument links to each other with the two or three component instrument fixed head with the second pipeline fixture splice in the pipelines in deep sea module, one end of the two or three component instrument fixed head is connected with the two or three component instrument, the other end and second voussoir are affixed, second voussoir runs through second flow-stopping plate, and it is inboard affixed with second bearing and second flow-stopping plate at second flow-stopping plate, second voussoir of the second flow-stopping plate opposite side is connected with second backing plate, the two or three component instrument fixed head is affixed by second backing plate and second voussoir, and the second adjustment assembly is affixed with the two or three component instrument fixed head and the second vertical sliding mould piece respectively.
The described first horizontal slip module comprises: first Power Component, first flange apparatus, first slide block, first leads chain, first sliding rail, first bracing frame, wherein: first Power Component links to each other with first sliding rail by first flange apparatus, the turning axle of first Power Component is led chain by first and is connected to first slide block, first slide block is slidably supported on first sliding rail, and with the first vertical sliding mould piece Joint, first bracing frame upper end is affixed with trailer, lower end and first sliding rail are affixed, and first sliding rail is parallel to at the bottom of the pond of the towing basin of simulated seawater environment and vertical with the first vertical sliding mould piece.
The described second horizontal slip module comprises: second Power Component, second flange apparatus, second slide block, second leads chain, second sliding rail, second bracing frame, wherein: second Power Component links to each other with second sliding rail by second flange apparatus, the turning axle of second Power Component is led chain by second and is connected to second slide block, second slide block is slidably supported on second sliding rail, and with the second vertical sliding mould piece Joint, second bracing frame upper end is affixed with trailer, lower end and second sliding rail are affixed, and second sliding rail is parallel to at the bottom of the pond of the towing basin of simulated seawater environment and vertical with the second vertical sliding mould piece.
The described first vertical sliding mould piece comprises: the 3rd Power Component, the 3rd flange device, the 3rd slide block, the 3rd are led chain, the 3rd sliding rail and radome fairing, wherein: the 3rd Power Component links to each other with the 3rd sliding rail by the 3rd flange device, the turning axle of the 3rd Power Component is led chain by the 3rd and is connected to the 3rd slide block, the 3rd slide block is slidably supported on the 3rd sliding rail, and with first end prosthese module Joint; The 3rd sliding rail perpendicular to the pond of the towing basin that is used for the simulated seawater environment at the bottom of and vertical with the first horizontal slip module, the upper end of the 3rd sliding rail is connected with the first horizontal slip module, the lower end freedom is unsettled; The both sides of the 3rd sliding rail are equipped with radome fairing.
The described second vertical sliding mould piece comprises: the 4th Power Component, the 4th flange apparatus, Four-slider, the 4th are led chain, the 4th sliding rail and radome fairing, wherein: the 4th Power Component links to each other with the 4th sliding rail by the 4th flange apparatus, the turning axle of the 4th Power Component is led chain by the 4th and is connected to Four-slider, Four-slider is slidably supported on the 4th sliding rail, and with the second end prosthese module Joint; The 4th sliding rail perpendicular to the pond of the towing basin that is used for the simulated seawater environment at the bottom of and vertical with the second horizontal slip module, the upper end of the 4th sliding rail is connected with the second horizontal slip module, the lower end freedom is unsettled; The both sides of the 4th sliding rail are equipped with radome fairing.
Described Measurement and analysis control module comprises: data acquisition unit, motion controller and display, wherein: the input end of data acquisition unit and first end prosthese module are connected with two three component instrument in the second end prosthese module, and its output terminal is connected with display; Motion controller comprises motion control output port and image display port, wherein the motion control output port is connected with quadruplet Power Component in the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module and the second horizontal slip module, and the image display port is connected with display.
Described false bed die piece comprises false bottom and supporting leg, and wherein: false bottom is positioned at submarine pipeline module below, on the corner of false bottom supporting leg is installed, and links to each other with the trailer bottom.
Described supporting leg comprises upper support leg, lower support leg and fixed knob, and wherein: the upper support leg is hollow-core construction, and the lower support leg is socketed in the upper support leg, and is fixedly connected by fixed knob between the two.
Advantage and good effect that the present invention has are:
The present invention is by arranging false bottom below the pipelines in deep sea model, successful simulation the surface effect in the seabed of pipeline when closing on the seabed; Simultaneously, the present invention has adopted two groups of Power Components, can also realize intercoupling of pipe fitting and flow field in following current and the forced vibration carried out perpendicular to the incoming flow both direction; The present invention adopts special end prosthese module, first end prosthese module wherein and the second end prosthese module are separately fixed on the 3rd slide block and the Four-slider, separate with the pipelines in deep sea model, pipelines in deep sea model two ends directly are fixed on the 3rd slide block and the Four-slider by three component instrument, so the data that three component instrument measure are power actual suffered on the pipelines in deep sea model, and first end prosthese module and the second end prosthese module have played the effect of making the simulation flow field, but three component instrument are not directly exerted an influence, solved the problem that boundary effect appears in pipeline model both sides, mesopelagic (200 of testing; Size and the actual pipe fitting of the pipe fitting segmentation that the present invention adopts are similar, and so in normal trailer movement velocity scope, operating condition of test can reach real reynolds number range, has effectively avoided scale effect.
Description of drawings
Fig. 1 is the scheme of installation of experimental provision on trailer that the embodiment of the invention provides.
Fig. 2 is the structural representation of the experimental provision that provides of the embodiment of the invention.
Fig. 3 is the vertical view of the experimental provision that provides of the embodiment of the invention.
Fig. 4 is the structural representation of the pipelines in deep sea module that provides of the embodiment of the invention.
Fig. 5 is the structural representation of the end prosthese module that provides of the embodiment of the invention.
Fig. 6 is the structural representation of the vertical sliding mould piece that provides of the embodiment of the invention.
Fig. 7 is the side view of the vertical sliding mould piece that provides of the embodiment of the invention.
Fig. 8 is the structural representation of the horizontal slip module that provides of the embodiment of the invention.
Fig. 9 is the vertical view of the horizontal slip module that provides of the embodiment of the invention.
Figure 10 is the structural representation of the Measurement and analysis control module that provides of the embodiment of the invention.
Figure 11 is the structural representation of the false bed die piece that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
As Fig. 1, Fig. 2 and shown in Figure 3, this device comprises: pipelines in deep sea module 1, first end prosthese module 2, the second end prosthese module 3, the first vertical sliding mould piece 4, the second vertical sliding mould piece 5, the first horizontal slip module 6, the second horizontal slip module 7, Measurement and analysis control module 8 and false bed die piece 11, wherein: pipelines in deep sea module 1 two ends are connected with the second end prosthese module 3 with first end prosthese module 2 respectively, the first vertical sliding mould piece 4 is connected with the first horizontal slip module 6 with first end prosthese module 2 respectively, the second vertical sliding mould piece 5 is connected with the second horizontal slip module 7 with the second end prosthese module 3 respectively, the first horizontal slip module 6 is fixedly connected with trailer 9 one bottom portions and be connected with the first vertical sliding mould piece 4, the second horizontal slip module 7 and trailer 9 other ends bottom is fixedly connected and be connected with the second vertical sliding mould piece 5, Measurement and analysis control module 8 is arranged on the trailer 9, respectively with first end prosthese module 2, the second end prosthese module 3, the first horizontal slip module 6, the second horizontal slip module 7, the first vertical sliding mould piece 4, the second vertical sliding mould piece 5 is connected, false bed die piece 11 is positioned at the below of pipelines in deep sea module 1, is used for fixedlying connected with trailer 9 bottoms.
As Fig. 2 and shown in Figure 4, pipelines in deep sea module 1 comprises: the first pipeline fixture splice 102, the second pipeline fixture splice 103 and pipelines in deep sea model 101, wherein: pipelines in deep sea model 101 two ends are connected with the second pipeline fixture splice 103 with the first pipeline fixture splice 102 respectively, the first pipeline fixture splice 102 is fixedlyed connected with first end prosthese module 2, and the second pipeline fixture splice 103 is fixedlyed connected with the second end prosthese module 3.Be fixedly connected between two pipeline fixture splices and two the end prosthese modules, it is loosening to avoid pipeline model to take place when experiment.
As Fig. 2 and shown in Figure 5, first end prosthese module 2 comprises: the first prosthese urceolus 201, the one or three component instrument 202, the one or three component instrument fixed head 203, first voussoir 204, first bearing 205, first adjusts assembly 206, first fixed head 207, first backing plate 208, first flow-stopping plate 209, wherein: the first prosthese urceolus 201 and first flow-stopping plate 209 are fixing, the one or three component instrument 202 links to each other with the one or three component instrument fixed head 203 with the first pipeline fixture splice 102 in the pipelines in deep sea module 1, one end of the one or three component instrument fixed head 203 is connected with the one or three component instrument 202, the other end and first voussoir 204 are affixed, first voussoir 204 runs through first flow-stopping plate 209, and it is inboard affixed with first bearing 205 and first flow-stopping plate 209 at first flow-stopping plate 209, first voussoir 204 of first flow-stopping plate, 209 opposite sides is connected with first backing plate 208, first fixed head 207 is affixed by first backing plate 208 and first voussoir 204, and the first adjustment assembly 206 is affixed with first fixed head 207 and the first vertical sliding mould piece 4 respectively.
The second end prosthese module 3 is mirror image for 2 one-tenth with first end prosthese module, be specially, described the second end prosthese module comprises: the second prosthese urceolus, the two or three component instrument, the two or three component instrument fixed head, second voussoir, second bearing, second adjusts assembly, second fixed head, second backing plate, second flow-stopping plate, wherein: the second prosthese urceolus and second flow-stopping plate are fixed, the two or three component instrument links to each other with the two or three component instrument fixed head with the second pipeline fixture splice in the pipelines in deep sea module, one end of the two or three component instrument fixed head is connected with the two or three component instrument, the other end and second voussoir are affixed, second voussoir runs through second flow-stopping plate, and it is inboard affixed with second bearing and second flow-stopping plate at second flow-stopping plate, second voussoir of the second flow-stopping plate opposite side is connected with second backing plate, the two or three component instrument fixed head is affixed by second backing plate and second voussoir, and the second adjustment assembly is affixed with the two or three component instrument fixed head and the second vertical sliding mould piece respectively.
As Fig. 2, Fig. 8 and shown in Figure 9, the first horizontal slip module 6 comprises: first Power Component 601, first flange apparatus 602, first slide block 603, first leads chain 604, first sliding rail 605 and first bracing frame 606, wherein: first Power Component 601 links to each other with first sliding rail 605 by first flange apparatus 602, the turning axle of first Power Component is led chain 604 by first and is connected to first slide block 603, first slide block 603 is slidably supported on first sliding rail 605, and with the first vertical sliding mould piece, 4 Joints, the upper end of first bracing frame 606 and trailer 9 are affixed, its lower end and first sliding rail 605 are affixed, and first sliding rail 605 is parallel to at the bottom of the pond of the towing basin 10 of simulated seawater environment and vertical with the first vertical sliding mould piece 4.
6 one-tenth mirror image of the second horizontal slip module 7 and the first horizontal slip module, be specially, the described second horizontal slip module comprises: second Power Component, second flange apparatus, second slide block, second leads chain, second sliding rail, second bracing frame, wherein: second Power Component links to each other with second sliding rail by second flange apparatus, the turning axle of second Power Component is led chain by second and is connected to second slide block, second slide block is slidably supported on second sliding rail, and with the second vertical sliding mould piece Joint, upper end and the trailer of second bracing frame are affixed, its lower end and second sliding rail are affixed, and second sliding rail is parallel to at the bottom of the pond of the towing basin of simulated seawater environment and vertical with the second vertical sliding mould piece.
As Fig. 2, Fig. 6 and shown in Figure 7, the first vertical sliding mould piece 4 comprises: the 3rd Power Component 401, the 3rd flange device 402, the 3rd slide block 403, the 3rd leads chain 404, the 3rd sliding rail 405 and first radome fairing 406, wherein: the 3rd Power Component 401 links to each other with the 3rd sliding rail 405 by the 3rd flange device 402, the turning axle of the 3rd Power Component is led chain 404 by the 3rd and is connected to the 3rd slide block 403, the 3rd slide block 403 is slidably supported on the 3rd sliding rail 405, and with first end prosthese module 2 in first adjust assembly 206 Joints, the 3rd sliding rail 405 perpendicular to the pond of the towing basin 10 that is used for the simulated seawater environment at the bottom of and vertical with the first horizontal slip module vertical 6, fixedly connected with the first horizontal slip module vertical 6 in the upper end of the 3rd sliding rail, its lower end freedom is unsettled; The both sides of sliding rail 405 are equipped with first radome fairing 406.
4 one-tenth mirror image of the second vertical sliding mould piece 5 and the first vertical sliding mould piece, be specially, the described second vertical sliding mould piece comprises: the 4th Power Component, the 4th flange apparatus, Four-slider, the 4th are led chain, the 4th sliding rail and second radome fairing, wherein: the 4th Power Component links to each other with the 4th sliding rail by the 4th flange apparatus, the turning axle of the 4th Power Component is led chain by the 4th and is connected to Four-slider, Four-slider is slidably supported on the 4th sliding rail, and with the second end prosthese module Joint; The 4th sliding rail perpendicular to the pond of the towing basin that is used for the simulated seawater environment at the bottom of and vertical with the second horizontal slip module, the upper end of the 4th sliding rail is connected with the second horizontal slip module, its lower end freedom is unsettled; The both sides of the 4th sliding rail are equipped with second radome fairing.
As shown in figure 10, Measurement and analysis control module 8 comprises: data acquisition unit 801, motion controller 802 and display 803, wherein: the input end of data acquisition unit 801 and last and first end prosthese module 2 are connected with two three component instrument in the second end prosthese module 3, and its output terminal is connected with display 803; Motion controller 802 comprises motion control output port and image display port, wherein the motion control output port is connected with quadruplet Power Component in the first horizontal slip module 6, the second horizontal slip module 7, the first vertical sliding mould piece 4 and second sliding block 5, and the image display port is connected with display 803.
As shown in figure 11, false bed die piece 11 comprises false bottom 1101 and supporting leg 1102, and false bottom 1101 is positioned at pipelines in deep sea module 1 below, and supporting leg 1102 is installed on the corner of false bottom, and supporting leg 1102 links to each other with trailer 9 bottoms.
Supporting leg 1101 is made up of upper support leg 1103, lower support leg 1104 and fixed knob 1105: upper support leg 1103 is hollow-core construction, and lower support leg 1102 is socketed in the upper support leg 1103, and is fixedly connected by fixed knob 1105 between the two.
Principle of work:
During test, send movement instruction by the motion controller 802 in the Measurement and analysis control module 8 to first Power Component 601, the 3rd Power Component 401 and trailer 9: trailer 9 moves ahead with certain speed along continuous straight runs in towing basin 10, the acquisition relative velocity advances in hydrostatic, with the situation that simulation pipelines in deep sea model 101 is statically placed in the uniform incoming flow, trailer 9 speed should cooperate the Reynolds number under the actual sea situation rationally to choose according to the size of pipelines in deep sea model 101; And first Power Component 601 and the 3rd Power Component 401 drive pipelines in deep sea modules 1 and come flow path direction at first sliding rail 605 and three sliding rail 405 to do double vibrations along downbeam with vertical with the amplitude set and frequency, situation with the two-freedom vibration of simulation local segmentation vortex-induced vibration, according to the experiment condition difference, can change supporting leg 1102 length by fixed knob 1105, regulate distance between pipelines in deep sea module 1 and the false bed die piece 11, obtain best experimental result.In the process of the test, three component instrument in first end prosthese module 2 and the second end prosthese module 3 are measured the stressed size of pipelines in deep sea model 101 in experimentation, and numerical value is transferred to data acquisition unit 801 in the Measurement and analysis control module 8, data acquisition unit 801 and then transfer data to display 803 and be shown as viewdata.Another effect of display 803 is exactly the steering order that shows that motion controller 802 sends.
The present invention is by arranging false bottom 1101 below pipelines in deep sea model 101, successful simulation the surface effect in the seabed of pipeline when closing on the seabed; Simultaneously, the present invention has adopted two groups of Power Components, first Power Component 601 and the 3rd Power Component 401, can also realize intercoupling of pipe fitting and flow field in following current and the forced vibration carried out perpendicular to the incoming flow both direction; The present invention adopts special end prosthetic appliance, wherein first end prosthese module 2 and the second end prosthese module 3 are separately fixed on the 3rd slide block and the Four-slider, separate with the pipelines in deep sea model, pipelines in deep sea model two ends directly are fixed on the 3rd slide block and the Four-slider by the one or three component instrument and the two or three component instrument, therefore the data that measure of the one or three component instrument and the two or three component instrument are power actual suffered on the pipelines in deep sea model, and first end prosthese module 2 and the second end prosthese module 3 have played the effect of making the simulation flow field, but two or three component instrument is not directly exerted an influence, solved the problem that boundary effect appears in model both sides in the experiment; Size and the actual pipe fitting of the pipe fitting segmentation that the present invention adopts are similar, and so in normal trailer 9 movement velocity scopes, operating condition of test can reach real reynolds number range, has effectively avoided scale effect.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (7)
1. two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down, it is characterized in that, comprise the pipelines in deep sea module, first end prosthese module, the second end prosthese module, the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module, the second horizontal slip module, Measurement and analysis control module and false bed die piece, wherein: pipelines in deep sea module two ends are connected with the second end prosthese module with first end prosthese module respectively, the first vertical sliding mould piece is connected with the first horizontal slip module with first end prosthese module respectively, the second vertical sliding mould piece is connected with the second horizontal slip module with the second end prosthese module respectively, the first horizontal slip module is used for fixedly connected with an end of trailer bottom and is connected with the first vertical sliding mould piece, the second horizontal slip module is used for fixedly connected with the other end of trailer bottom and is connected with the second vertical sliding mould piece, the Measurement and analysis control module respectively with first end prosthese module, the second end prosthese module, the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module and the second horizontal slip module are connected, false bed die piece is positioned at the below of pipelines in deep sea module, is used for fixedlying connected with the trailer bottom;
Described Measurement and analysis control module comprises: data acquisition unit, motion controller and display, wherein: the input end of data acquisition unit and first end prosthese module are connected with two three component instrument in the second end prosthese module, and its output terminal is connected with display; Motion controller comprises motion control output port and image display port, wherein the motion control output port is connected with quadruplet Power Component in the first vertical sliding mould piece, the second vertical sliding mould piece, the first horizontal slip module and the second horizontal slip module, and the image display port is connected with display.
2. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 1, it is characterized in that, described pipelines in deep sea module comprises: the first pipeline fixture splice, the second pipeline fixture splice and pipelines in deep sea model, wherein: pipelines in deep sea model two ends are connected with the second pipeline fixture splice with the first pipeline fixture splice respectively, the first pipeline fixture splice is fixedlyed connected with first end prosthese module, and the second pipeline fixture splice is fixedlyed connected with the second end prosthese module.
3. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 1, it is characterized in that, described first end prosthese module comprises: the first prosthese urceolus, the one or three component instrument, the one or three component instrument fixed head, first voussoir, first bearing, first adjusts assembly, first fixed head, first backing plate, first flow-stopping plate, wherein: the first prosthese urceolus and first flow-stopping plate are fixed, the one or three component instrument links to each other with the one or three component instrument fixed head with the first pipeline fixture splice in the pipelines in deep sea module, one end of the one or three component instrument fixed head is connected with the one or three component instrument, the other end and first voussoir are affixed, first voussoir runs through first flow-stopping plate, and it is inboard affixed with first bearing and first flow-stopping plate at first flow-stopping plate, first voussoir of the first flow-stopping plate opposite side is connected with first backing plate, first fixed head is affixed by first backing plate and first voussoir, and the first adjustment assembly is affixed with first fixed head and the first vertical sliding mould piece respectively;
Described the second end prosthese module comprises: the second prosthese urceolus, the two or three component instrument, the two or three component instrument fixed head, second voussoir, second bearing, second adjusts assembly, second fixed head, second backing plate, second flow-stopping plate, wherein: the second prosthese urceolus and second flow-stopping plate are fixed, the two or three component instrument links to each other with the two or three component instrument fixed head with the second pipeline fixture splice in the pipelines in deep sea module, one end of the two or three component instrument fixed head is connected with the two or three component instrument, the other end and second voussoir are affixed, second voussoir runs through second flow-stopping plate, and it is inboard affixed with second bearing and second flow-stopping plate at second flow-stopping plate, second voussoir of the second flow-stopping plate opposite side is connected with second backing plate, the two or three component instrument fixed head is affixed by second backing plate and second voussoir, and the second adjustment assembly is affixed with the two or three component instrument fixed head and the second vertical sliding mould piece respectively.
4. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 1, it is characterized in that, the described first horizontal slip module comprises: first Power Component, first flange apparatus, first slide block, first leads chain, first sliding rail, first bracing frame, wherein: first Power Component links to each other with first sliding rail by first flange apparatus, the turning axle of first Power Component is led chain by first and is connected to first slide block, first slide block is slidably supported on first sliding rail, and with the first vertical sliding mould piece Joint, the upper end of first bracing frame is used for the trailer bottom affixed, its lower end and first sliding rail are affixed, and first sliding rail is parallel to at the bottom of the pond of the towing basin of simulated seawater environment and vertical with the first vertical sliding mould piece;
The described second horizontal slip module comprises: second Power Component, second flange apparatus, second slide block, second leads chain, second sliding rail, second bracing frame, wherein: second Power Component links to each other with second sliding rail by second flange apparatus, the turning axle of second Power Component is led chain by second and is connected to second slide block, second slide block is slidably supported on second sliding rail, and with the second vertical sliding mould piece Joint, the upper end of second bracing frame is used for the trailer bottom affixed, its lower end and second sliding rail are affixed, and second sliding rail is parallel to at the bottom of the pond of the towing basin of simulated seawater environment and vertical with the second vertical sliding mould piece.
5. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 1, it is characterized in that, the described first vertical sliding mould piece comprises: the 3rd Power Component, the 3rd flange device, the 3rd slide block, the 3rd are led chain, the 3rd sliding rail and first radome fairing, wherein: the 3rd Power Component links to each other with the 3rd sliding rail by the 3rd flange device, the turning axle of the 3rd Power Component is led chain by the 3rd and is connected to the 3rd slide block, the 3rd slide block is slidably supported on the 3rd sliding rail, and with first end prosthese module Joint; The 3rd sliding rail perpendicular to the pond of the towing basin that is used for the simulated seawater environment at the bottom of and vertical with the first horizontal slip module, the upper end of the 3rd sliding rail is connected with the first horizontal slip module, its lower end freedom is unsettled; The both sides of the 3rd sliding rail are equipped with first radome fairing;
The described second vertical sliding mould piece comprises: the 4th Power Component, the 4th flange apparatus, Four-slider, the 4th are led chain, the 4th sliding rail and radome fairing, wherein: the 4th Power Component links to each other with the 4th sliding rail by the 4th flange apparatus, the turning axle of the 4th Power Component is led chain by the 4th and is connected to Four-slider, Four-slider is slidably supported on the 4th sliding rail, and with the second end prosthese module Joint; The 4th sliding rail perpendicular to the pond of the towing basin that is used for the simulated seawater environment at the bottom of and vertical with the second horizontal slip module, the upper end of the 4th sliding rail is connected with the second horizontal slip module, its lower end freedom is unsettled; The both sides of the 4th sliding rail are equipped with radome fairing.
6. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 1, it is characterized in that, described false bed die piece comprises false bottom and supporting leg, wherein: false bottom is positioned at submarine pipeline module below, on the corner of false bottom supporting leg is installed, is used for linking to each other with the trailer bottom.
7. the two-way vibration testing device that forces of the pipelines in deep sea segmented model that evenly flows down according to claim 6, it is characterized in that, described supporting leg comprises upper support leg, lower support leg and fixed knob, wherein: the upper support leg is hollow-core construction, the lower support leg is socketed in the upper support leg, and is fixedly connected by fixed knob between the two.
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| CN102313638A (en) * | 2011-08-15 | 2012-01-11 | 上海交通大学 | Bidirectional forced vibration experimental apparatus for deep sea riser segment model under action of uniform flow |
| CN102980732B (en) * | 2012-11-06 | 2016-04-13 | 上海交通大学 | The test unit of the horizontal autovibration of simulation uniform flow deep sea vertical pipe |
| CN102967437B (en) * | 2012-11-06 | 2015-08-19 | 上海交通大学 | Simulate the test unit of the horizontal autovibration of oblique uniform flow deep sea vertical pipe |
| CN102967431B (en) * | 2012-11-06 | 2016-04-13 | 上海交通大学 | The test unit of the two-way autovibration of simulation uniform flow deep sea vertical pipe |
| CN104406753B (en) * | 2014-11-25 | 2017-10-27 | 上海交通大学 | The dynamic response test device of deep-sea slender standpipe under vertical forced oscillation |
| CN104406754B (en) * | 2014-11-25 | 2017-05-10 | 上海交通大学 | Dynamic response testing device for deep sea long and thin vertical tube under bidirectional forced oscillation state |
| CN104535291A (en) | 2014-12-31 | 2015-04-22 | 上海交通大学 | Positioning device used for ocean engineering basin false bottom arrangement |
| CN105444972A (en) * | 2015-06-18 | 2016-03-30 | 浙江海洋学院 | Transversely-arranged flexible pipe eddy torrent vibration experiment device |
| CN105319041A (en) * | 2015-06-18 | 2016-02-10 | 浙江海洋学院 | Transversely-arranged flexible pipe eddy torrent vibration experiment device |
| CN108597344B (en) * | 2018-07-13 | 2023-12-22 | 江苏科技大学 | Experimental device for vortex-induced vibration in constant flow and application method thereof |
| CN111947880B (en) * | 2020-08-31 | 2022-03-08 | 北京航空航天大学 | Experiment table for researching influence of boundary on shedding vortex frequency locking |
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| CN101666703B (en) * | 2009-09-04 | 2011-08-31 | 上海交通大学 | Forced reciprocating movement device of ocean structure |
| CN102147321A (en) * | 2011-01-12 | 2011-08-10 | 中国海洋石油总公司 | Uniform flow vortex-induced vibration simulation tester for seabed pipeline |
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