CN102359855A - Forced vibration experiment facility for uniform down-flowing incoming flow of deep sea pipeline sectional model - Google Patents
Forced vibration experiment facility for uniform down-flowing incoming flow of deep sea pipeline sectional model Download PDFInfo
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- CN102359855A CN102359855A CN2011102325790A CN201110232579A CN102359855A CN 102359855 A CN102359855 A CN 102359855A CN 2011102325790 A CN2011102325790 A CN 2011102325790A CN 201110232579 A CN201110232579 A CN 201110232579A CN 102359855 A CN102359855 A CN 102359855A
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Abstract
The invention provides a forced vibration experiment facility for uniform down-flowing incoming flow of a deep sea pipeline sectional model; the forced vibration experiment facility comprises a deep sea pipeline module, a prosthesis module, a fixing module, a sliding module, a measuring and analyzing control module and a false bottom module, wherein both ends of the deep sea pipeline module are respectively connected with the end prosthesis module; the sliding module is respectively with an end prosthesis and the fixing module; the fixing module is fixedly connected with the bottom of a trailer; the measuring and analyzing control module is arranged on the trailer and is respectively connected with the end prosthesis module and the sliding module; and the false bottom module is fixedly connected with the bottom of the trailer. According to the forced vibration experiment facility, the surface effect of a seat floor can be simulated by arranging a false bottom plate under the deep sea pipeline model; the mutual coupling of a pipe fitting and a flow field is realized; by adopting the special end prosthesis module, the boundary effect of two sides of the deep sea pipeline model is solved; and the segmented size of the pipe fitting adopted in the forced vibration experiment facility is similar to the actual pipe fitting; and the working conditions of tests can reach the range of real Reynolds numbers.
Description
Technical field
The present invention relates to the oceanographic engineering field, the especially a kind of vertical incoming flow forced vibration of pipelines in deep sea segmented model experimental provision 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, promptly on the pipeline periodicity of whirlpool come off cause act on the pipeline laterally and flow to alternation external force, cause object vibration.Academia is consistent, and to think transverse vibration more than what flow to vibration and will beat, only have degree of freedom on the flow path direction perpendicular to coming so generally limit pipe fitting, to simplify the complexity of problem.
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.
On the other hand; Even had some scholars to be familiar with the vibration problem of submarine pipeline, but existing test model is not generally considered the coupling of pipeline and incoming flow, but the pipe fitting that employing rigidly fixes in the method that adopts model test; 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 work in this respect.
Summary of the invention
The present invention is directed to the above-mentioned deficiency that exists in the prior art, a kind of vertical incoming flow forced vibration of pipelines in deep sea segmented model experimental provision that evenly flows down is provided.
The present invention realizes through following technical scheme:
A kind of vertical incoming flow forced vibration of pipelines in deep sea segmented model experimental provision that evenly flows down; Comprise pipelines in deep sea module, first end prosthese module, the second end prosthese module, first sliding block, second sliding block, first stuck-module, second stuck-module, Measurement and analysis control module and false bed die piece; Wherein: pipelines in deep sea module two ends are fixedly connected with the second end prosthese module with first end prosthese module respectively; First sliding block is connected with first stuck-module with first end prosthese module respectively; Second sliding block is connected with second stuck-module with the second end prosthese module respectively; First stuck-module is used for being fixedly connected with an end of trailer bottom and being connected with first sliding block; Second stuck-module is used for being fixedly connected with the other end of trailer bottom and being connected with second sliding block; The Measurement and analysis control module is connected with first end prosthese module, the second end prosthese module, first sliding block and second sliding block respectively, and false bed die piece is positioned at the below of pipelines in deep sea module, is used for being fixedly connected with the trailer bottom.
Said first end prosthese module comprises: the first prosthese urceolus, the one or three component appearance, the one or three component appearance fixed head, first voussoir, first bearing, the first adjustment assembly, first fixed head, first backing plate, first flow-stopping plate; Wherein: the first prosthese urceolus is fixedly connected with first flow-stopping plate; The one or three component appearance respectively with the pipelines in deep sea module in first fixture splice link to each other with the one or three component appearance fixed head; The one or three component appearance fixed head one end is connected with the one or three component appearance, and the other end and first voussoir are affixed, and first voussoir runs through first flow-stopping plate; And it is inboard affixed with 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, and first fixed head is affixed through first backing plate and first voussoir, and the first adjustment assembly is affixed with first fixed head and first sliding block respectively.
Said the second end prosthese module comprises: the second prosthese urceolus, the two or three component appearance, the two or three component appearance fixed head, second voussoir, second bearing, the second adjustment assembly, second fixed head, second backing plate, second flow-stopping plate; Wherein: the second prosthese urceolus is fixedly connected with second flow-stopping plate; The two or three component appearance respectively with the pipelines in deep sea module in second fixture splice link to each other with the two or three component appearance fixed head; The two or three component appearance fixed head one end is connected with the two or three component appearance, and the other end and second voussoir are affixed, and second voussoir runs through second flow-stopping plate; And it is inboard affixed with 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, and second fixed head is affixed through second backing plate and second voussoir, and the second adjustment assembly is affixed with second fixed head and second sliding block respectively.
Said first sliding block comprises: first Power Component, first flange apparatus, first slide block, first are led chain, first sliding rail and first radome fairing; Wherein: first Power Component links to each other with first sliding rail through first flange apparatus; The turning axle of first Power Component is led chain through first and is connected to first slide block; First slide block is slidably supported on first sliding rail, and with first end prosthese module in the first adjustment assembly Joint, first 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 first stuck-module; The upper end of first sliding rail is fixedly connected with first stuck-module, and the lower end freedom is unsettled; The both sides of first sliding rail are equipped with radome fairing.
Said second sliding block comprises: second Power Component, second flange apparatus, second slide block, second are led chain, second sliding rail and second radome fairing; Wherein: second Power Component links to each other with second sliding rail through second flange apparatus; The turning axle of second Power Component is led chain through second and is connected to second slide block; Second slide block is slidably supported on second sliding rail, and with the second end prosthese module in the second adjustment assembly Joint, second 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 second stuck-module; The upper end of second sliding rail is fixedly connected with second stuck-module, and the lower end freedom is unsettled; The both sides of second sliding rail are equipped with radome fairing.
Said first stuck-module comprises: the first horizontal fixed plate, the first horizontal fixed piece and first bracing frame; Wherein: be slidingly fitted with the first horizontal fixed piece on the first horizontal fixed plate; First sliding rail in the first horizontal fixed piece and first sliding block is affixed; First bracing frame upper end is affixed with trailer, and the lower end and the first horizontal fixed plate are affixed.
Said second stuck-module comprises: the second horizontal fixed plate, the second horizontal fixed piece and second bracing frame; Wherein: be slidingly fitted with the second horizontal fixed piece on the second horizontal fixed plate; Second sliding rail in the second horizontal fixed piece and second sliding block is affixed; Second bracing frame upper end is affixed with trailer, and the lower end and the second horizontal fixed plate are affixed.
Said 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 appearance in the two end prosthese modules, and its output terminal is connected with display; Motion controller comprises motion control output port and image display port, and wherein motion control output port and first sliding block are connected with two cover Power Components in second sliding block, and the image display port is connected with display.
Said false bed die piece comprises: false bottom and supporting leg, wherein: false bottom is positioned at submarine pipeline module below, and the edge of false bottom is equipped with supporting leg, links to each other with the trailer bottom.
Said supporting leg comprises: go up supporting leg, following supporting leg and fixed knob, wherein: going up supporting leg is hollow-core construction, and following supporting leg is socketed in the supporting leg, is fixedly connected through fixed knob between the two.
Advantage and good effect that the present invention has are:
The present invention is through being provided with 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 in the motion that vertically comes to force on the flow path direction pipe fitting generating period property, has realized intercoupling of pipe fitting and flow field through two Power Components; The present invention adopts special end prosthese module; First end prosthese module wherein and the second end prosthese module are separately fixed on first slide block and second slide block; Separate with the pipelines in deep sea model; Pipelines in deep sea model two ends are directly solid on first slide block and second slide block through two or three component appearance, therefore the data that measure of two or three component appearance 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 that the flow field is simulated in manufacturing; But two or three component appearance is not directly exerted an influence, solved the problem that boundary effect appears in pipeline model both sides, mesopelagic (200 of testing; The 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 sliding block that provides of the embodiment of the invention.
Fig. 7 is the side view of the sliding block that provides of the embodiment of the invention.
Fig. 8 is the structural representation of the stuck-module that provides of the embodiment of the invention.
Fig. 9 is the vertical view of the stuck-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 the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Like 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, first sliding block 4, second sliding block 5, first stuck-module 6, second stuck-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; First sliding block 4 is connected with first stuck-module 6 with first end prosthese module 2 respectively; Second sliding block 5 is connected with second stuck-module 7 with the second end prosthese module 3 respectively; First stuck-module 6 is fixedly connected with an end of trailer 9 bottoms and is connected with first sliding block 4; The other end of second stuck-module 7 and trailer 9 bottoms is fixedly connected and is connected with second sliding block 5, and Measurement and analysis control module 8 is arranged on the trailer 9, is connected with first end prosthese module 2, the second end prosthese module 3, first stuck-module 6, second stuck-module 7 respectively; False bed die piece 11 is positioned at the below of pipelines in deep sea module, is fixedly connected with trailer 9 bottoms.
Like 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 fixedly connected with first end prosthese module 2, and the second pipeline fixture splice 103 is fixedly connected with the second end prosthese module 3.Be fixed connection between two pipeline fixture splices and two end prosthese modules, it is loosening to avoid pipeline model when experiment, to take place.
Like Fig. 2 and shown in Figure 5; First end prosthese module 2 comprises: the first prosthese urceolus the 201, the 1 component appearance the 202, the 1 component appearance fixed head 203, first voussoir 204, first bearing 205, the first adjustment 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 appearance 202 respectively with pipelines in deep sea module 1 in first fixture splice 102 link to each other with the one or three component appearance fixed head 203; The one or three component appearance fixed head 203 1 ends are connected with the one or three component appearance 202; The other end and first voussoir 204 are affixed; First voussoir 204 runs through first flow-stopping plate 209, and inboard affixed with first bearing 205 and first flow-stopping plate 209 at first flow-stopping plate 209, and first voussoir 204 of first flow-stopping plate, 209 opposite sides is connected with first backing plate 208; First fixed head 207 is affixed through first backing plate 208 and first voussoir 204, and the first adjustment assembly 206 is affixed with first fixed head 207 and first sliding block 4 respectively.
2 one-tenth mirror image of the second end prosthese 3 and first end prosthese module; Be specially; The second end prosthese module 3 comprises the second prosthese urceolus, the two or three component appearance, the two or three component appearance fixed head, second voussoir, second bearing, the second adjustment assembly, second fixed head, second backing plate, second flow-stopping plate; Wherein: the second prosthese urceolus is fixedly connected with second flow-stopping plate, the two or three component appearance respectively with the pipelines in deep sea module in second fixture splice link to each other with the two or three component appearance fixed head, the two or three component appearance fixed head one end is connected with the two or three component appearance; The other end and second voussoir are affixed; Second voussoir runs through second flow-stopping plate, and inboard affixed with second flow-stopping plate at second flow-stopping plate, and second voussoir of the second flow-stopping plate opposite side is connected with second backing plate; Second fixed head is affixed through second backing plate and second voussoir, and the second adjustment assembly is affixed with second fixed head and second sliding block respectively.
Like Fig. 2, Fig. 6 and shown in Figure 7; First sliding block 4 comprises: first Power Component 401, first flange apparatus 402, first slide block 403, first are led chain 404, first sliding rail 405 and first radome fairing 406; Wherein: first Power Component 401 links to each other with first sliding rail 405 through first flange apparatus 402; Its turning axle is led chain 404 through first and is connected to first slide block 403; First slide block 403 is slidably supported on first sliding rail 405, and with first end prosthese module 2 in first adjustment assembly 206 Joints, first sliding rail 405 perpendicular to towing basin 10 ponds at the bottom of and vertical with first stuck-module 6; Its upper end is fixedly connected with first stuck-module 6, and the lower end freedom is unsettled; The both sides of first sliding rail 405 are equipped with radome fairing 406.
4 one-tenth mirror image of second sliding block 5 and first sliding block; Be specially; Second sliding block 5 comprises: second Power Component, second flange apparatus, second slide block, second are led chain, second sliding rail and second radome fairing; Wherein: second Power Component links to each other with second sliding rail through second flange apparatus, and the turning axle of second Power Component is led chain through second and is connected to second slide block, and second slide block is slidably supported on second sliding rail; And with the second end prosthese module in the second adjustment assembly Joint; Second 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 second stuck-module, the upper end of second sliding rail is fixedly connected with second stuck-module, the lower end freedom is unsettled; The both sides of second sliding rail are equipped with radome fairing.
Like Fig. 2, Fig. 8 and shown in Figure 9, first stuck-module 6 comprises: the first horizontal fixed plate 601, the first horizontal fixed piece 602 and first bracing frame 603; Wherein: first sliding rail 405 that is slidingly fitted with on the first horizontal fixed plate 601 in the first horizontal fixed piece, 602, the first horizontal fixed pieces 602 and first sliding block 4 is affixed; First bracing frame, 603 upper ends and trailer 9 are affixed, and the lower end and the first horizontal fixed plate 601 are affixed.
6 one-tenth mirror image of second stuck-module 7 and first stuck-module; Be specially; Second stuck-module 7 comprises: the second horizontal fixed plate, the second horizontal fixed piece and second bracing frame, and wherein: be slidingly fitted with the second horizontal fixed piece on the second horizontal fixed plate, second sliding rail in the second horizontal fixed piece and second sliding block is affixed; Second bracing frame upper end is affixed with trailer, and the lower end and the second horizontal fixed plate are affixed.
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 first end prosthese module 2 are connected with two three component appearance 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, and wherein motion control output port and first sliding block 4 are connected with two cover Power Components in second sliding block 5, and the image display port is connected with display 803.
Shown in figure 11, false bed die piece 11 is made up of 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 by last supporting leg 1103, supporting leg 1104 and fixed knob 1105 are formed down: go up supporting leg 1103 and be hollow-core construction, following supporting leg 1102 is socketed in the supporting leg 1103, passes through fixed knob 1105 fixed connections between the two.
Principle of work:
During test; Send movement instruction by the motion controller in the Measurement and analysis control module 8 802 to the Power Component and the trailer 9 of first sliding block 4 and second sliding block 5: 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 two Power Components drive pipelines in deep sea module 1 and come flow path direction on the sliding rail of first sliding block 2 and second sliding block 3, to do double vibrations with the amplitude set and frequency along vertical, to simulate the situation of local segmentation forced vibration; Different according to experiment condition, can change supporting leg 1102 length through 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; First end prosthese module 2 and three component appearance in the second end prosthese module 3 measure pipelines in deep sea model 101 in experimentation stressed size; And numerical value is transferred to the data acquisition unit 801 in the Measurement and analysis control module 8, data acquisition unit 801 and then data transmission is shown as viewdata to display 803.Another effect of display 803 is exactly the steering order that shows that motion controller 802 sends.
The present invention is through being provided with 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 Power Component of the present invention through first sliding block 4 and second sliding block 5 realized intercoupling of pipe fitting and flow field in the vertical motion that comes to force on the flow path direction pipe fitting generating period property; The present invention adopts special end prosthetic appliance; First end prosthese module 2 wherein is separately fixed on the slide block of first sliding block 4 and second sliding block 5 with the second end prosthese module 3; Separate with the pipelines in deep sea model; Pipelines in deep sea model two ends directly are fixed on the slide block of first sliding block 4 and second sliding block 5 through three component appearance; So the data that three component appearance measure are power actual suffered on the pipelines in deep sea model; And first end prosthese module 2 has played the effect in simulation flow field made from the second end prosthese module 3, but two or three component appearance is not directly exerted an influence, and has solved the problem that boundary effect appears in pipeline model both sides, mesopelagic (200 of testing; The size and the actual pipe fitting of the pipe fitting segmentation that the present invention adopts are similar, and in normal trailer 9 movement velocity scopes, operating condition of test can reach real reynolds number range, has effectively avoided scale effect.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. the vertical incoming flow forced vibration of pipelines in deep sea segmented model experimental provision that evenly flows down; It is characterized in that; Comprise pipelines in deep sea module, first end prosthese module, the second end prosthese module, first sliding block, second sliding block, first stuck-module, second stuck-module, Measurement and analysis control module and false bed die piece; Wherein: pipelines in deep sea module two ends are fixedly connected with the second end prosthese module with first end prosthese module respectively; First sliding block is connected with first stuck-module with first end prosthese module respectively; Second sliding block is connected with second stuck-module with the second end prosthese module respectively; First stuck-module is used for being fixedly connected with an end of trailer bottom and being connected with first sliding block, and second stuck-module is used for being fixedly connected with the other end of trailer bottom and being connected with second sliding block, and the Measurement and analysis control module is connected with first end prosthese module, the second end prosthese module, first sliding block and second sliding block respectively; False bed die piece is positioned at the below of pipelines in deep sea module, is used for being fixedly connected with the trailer bottom.
2. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said 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 fixedly connected with first end prosthese module, and the second pipeline fixture splice is fixedly connected with the second end prosthese module.
3. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said first end prosthese module comprises: the first prosthese urceolus, the one or three component appearance, the one or three component appearance fixed head, first voussoir, first bearing, the first adjustment assembly, first fixed head, first backing plate, first flow-stopping plate; Wherein: the first prosthese urceolus is fixedly connected with first flow-stopping plate, the one or three component appearance respectively with the pipelines in deep sea module in first fixture splice link to each other with the one or three component appearance fixed head, the one or three component appearance fixed head one end is connected with the one or three component appearance; The other end and first voussoir are affixed; First voussoir runs through first flow-stopping plate, and inboard affixed with first flow-stopping plate at first flow-stopping plate, and first voussoir of the first flow-stopping plate opposite side is connected with first backing plate; First fixed head is affixed through first backing plate and first voussoir, and the first adjustment assembly is affixed with first fixed head and first sliding block respectively;
Said the second end prosthese module comprises: the second prosthese urceolus, the two or three component appearance, the two or three component appearance fixed head, second voussoir, second bearing, the second adjustment assembly, second fixed head, second backing plate, second flow-stopping plate; Wherein: the second prosthese urceolus is fixedly connected with second flow-stopping plate; The two or three component appearance respectively with the pipelines in deep sea module in second fixture splice link to each other with the two or three component appearance fixed head; The two or three component appearance fixed head one end is connected with the two or three component appearance, and the other end and second voussoir are affixed, and second voussoir runs through second flow-stopping plate; And it is inboard affixed with 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, and second fixed head is affixed through second backing plate and second voussoir, and the second adjustment assembly is affixed with second fixed head and second sliding block respectively.
4. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said first sliding block comprises: first Power Component, first flange apparatus, first slide block, first are led chain, first sliding rail and first radome fairing; Wherein: first Power Component links to each other with first sliding rail through first flange apparatus, and the turning axle of first Power Component is led chain through first and is connected to first slide block, and first slide block is slidably supported on first sliding rail; And with first end prosthese module in the first adjustment assembly Joint; First 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 first stuck-module, the upper end of first sliding rail is fixedly connected with first stuck-module, the lower end freedom is unsettled; The both sides of first sliding rail are equipped with radome fairing;
Said second sliding block comprises: second Power Component, second flange apparatus, second slide block, second are led chain, second sliding rail and second radome fairing; Wherein: second Power Component links to each other with second sliding rail through second flange apparatus; The turning axle of second Power Component is led chain through second and is connected to second slide block; Second slide block is slidably supported on second sliding rail, and with the second end prosthese module in the second adjustment assembly Joint, second 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 second stuck-module; The upper end of second sliding rail is fixedly connected with second stuck-module, and the lower end freedom is unsettled; The both sides of second sliding rail are equipped with radome fairing.
5. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said first stuck-module comprises: the first horizontal fixed plate, the first horizontal fixed piece and first bracing frame, and wherein: be slidingly fitted with the first horizontal fixed piece on the first horizontal fixed plate, first sliding rail in the first horizontal fixed piece and first sliding block is affixed; First bracing frame upper end is used for trailer affixed, and the lower end and the first horizontal fixed plate are affixed;
Said second stuck-module comprises: the second horizontal fixed plate, the second horizontal fixed piece and second bracing frame; Wherein: be slidingly fitted with the second horizontal fixed piece on the second horizontal fixed plate; Second sliding rail in the second horizontal fixed piece and second sliding block is affixed; Second bracing frame upper end is used for trailer affixed, and the lower end and the second horizontal fixed plate are affixed.
6. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said 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 appearance in the two end prosthese modules, and its output terminal is connected with display; Motion controller comprises motion control output port and image display port, and wherein motion control output port and first sliding block are connected with two cover Power Components in second sliding block, and the image display port is connected with display.
7. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 1; It is characterized in that; Said false bed die piece comprises: false bottom and supporting leg; Wherein: false bottom is positioned at submarine pipeline module below, and the edge of false bottom is equipped with supporting leg, is used for linking to each other with the trailer bottom.
8. the vertical incoming flow forced vibration of the pipelines in deep sea segmented model experimental provision that evenly flows down according to claim 7; It is characterized in that; Said supporting leg comprises: go up supporting leg, following supporting leg and fixed knob; Wherein: going up supporting leg is hollow-core construction, and following supporting leg is socketed in the supporting leg, is fixedly connected through fixed knob between last supporting leg and the following supporting leg.
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| CN102980732A (en) * | 2012-11-06 | 2013-03-20 | 上海交通大学 | Testing apparatus of simulating lateral self-excited vibration of evenly flow-down deep-sea stand pipe |
| CN104406753A (en) * | 2014-11-25 | 2015-03-11 | 上海交通大学 | Dynamic response testing device for deep-sea elongated vertical pipe under vertical forced oscillation |
| CN104406754A (en) * | 2014-11-25 | 2015-03-11 | 上海交通大学 | Dynamic response testing device for deep sea long and thin vertical tube under bidirectional forced oscillation state |
| CN104458171A (en) * | 2014-11-25 | 2015-03-25 | 上海交通大学 | Deep-sea long and thin stand tube power response test device under horizontal forced oscillation state |
| CN105157939A (en) * | 2015-07-09 | 2015-12-16 | 天津大学 | Inclination angle uniform inflow condition multi-span seabed pipeline vortex induced vibration test device |
| CN107327706A (en) * | 2017-07-11 | 2017-11-07 | 中国石油大学(北京) | Pipeline vacantly detects experimental rig |
| CN111539120A (en) * | 2020-04-29 | 2020-08-14 | 大连理工大学 | Submarine pipeline lift coefficient evaluation method based on small-gap influence factors |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035744A1 (en) * | 1998-12-16 | 2000-06-22 | High Seas Engineering, Llc | Vibration and drag reduction system for fluid-submersed hulls |
| 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 |
-
2011
- 2011-08-15 CN CN 201110232579 patent/CN102359855B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000035744A1 (en) * | 1998-12-16 | 2000-06-22 | High Seas Engineering, Llc | Vibration and drag reduction system for fluid-submersed hulls |
| 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 |
Non-Patent Citations (1)
| Title |
|---|
| T STAUBLI: "Calculation of the vibration of an elastically mounted cylinder using experimental data from forced oscillation", 《FLUIDS ENGINEERING》 * |
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| CN107327706B (en) * | 2017-07-11 | 2019-04-23 | 中国石油大学(北京) | Pipeline vacantly detects experimental rig |
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| CN111539120B (en) * | 2020-04-29 | 2023-12-22 | 大连理工大学 | Submarine pipeline lift coefficient evaluation method based on small clearance influence factors |
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