CN204964287U - Steel hangs chain line riser experiment displacement analogue means - Google Patents
Steel hangs chain line riser experiment displacement analogue means Download PDFInfo
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- CN204964287U CN204964287U CN201520792133.7U CN201520792133U CN204964287U CN 204964287 U CN204964287 U CN 204964287U CN 201520792133 U CN201520792133 U CN 201520792133U CN 204964287 U CN204964287 U CN 204964287U
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Abstract
The utility model relates to a steel hangs chain line riser experimental facilities field, especially relates to a steel hangs chain line riser experiment displacement analogue means, including soil box, experiment riser, riser engineering environmental simulation device and analogue means motor, wall mounting riser engineering analogue means in the soil box, riser engineering analogue means is connected for one section to the experiment riser, and one end is fixed on soil box, and riser engineering environment analogue means install in the pivot of analogue means motor. The utility model discloses it lies in moving through multi freedom in its advantage of prior art to compare simulates the radial force and the axial torsional force of two directions that the riser received, makes to be close the engineering more by test riser model and actually to gather the tentation data to the experiment data analysis result that the experiment obtained can promote theoretical research and numerical analysis better, and instructs the global design and the assay of riser from this, guarantees that the safe and reliable of riser in the exploitation of deep water oil gas uses.
Description
Technical field
The utility model relates to Deep Water Steel catenary riser technical field, particularly relates to a kind of steel catenary riser experiment shift simulation device.
Background technology
The main artery that riser systems is produced as offshore oil and gas, occupies the status of mainstay in Marine oil and gas resource exploitation.Along with depth of water support, Deep Water Steel catenary riser shows unique advantage gradually in cost control, the applicable utility model such as the depth of water and compliability, and replace traditional standpipe, become the standpipe solution of deep-sea especially development of resources low-cost high-efficiency benefit, be widely used in various depth of water development project as the system connecting offshore floating device and submarine pipeline.
For the touchdown point region of Deep Water Steel catenary riser, pipe-soil interaction prototype test is costly, and is difficult to the problems such as observation.Now Domestic has carried out the simulated experiment of a large amount of pipeclay effect small size outward, but simple single being used for that these experimental studies mainly concentrate on employing minor diameter standpipe and soil is simulated, and can completely does not reflect standpipe actual environment situation in engineer applied.
Publication number CN103575858A, publication date is on February 12nd, 2014, disclose the experimental provision of a kind of three-dimensional steel catenary riser and soil interaction, this experimental provision is horizontal, longitudinal by research testing tube, the motion in vertical three directions, allow testing tube more close to engineering actual come acquisition test data, so that the analysis of experimental data result that three-dimensional experiment obtains can promote theoretical research and numerical analysis better, instruct global design and the analysis of standpipe thus, ensure the safe and reliable application of standpipe in deep water hydrocarbon exploitation.Comprise native case, testing tube, computing machine, servomotor and data acquisition unit, data acquisition unit comprises laser data collector, bottom in native case is equipped with certain thickness soil, testing tube lies on the upper surface of soil, testing tube one end is fixed on native chamber interior wall, the testing tube other end is connected in three-dimensional moving machine, and on testing tube, be provided with three-dimensional coordinate trajectory path collecting mechanism.Be mainly used in the designing technique of Deep Water Steel catenary riser.
Publication number CN201965061U, publication date is on September 7th, 2011, name is called in a kind of scheme of device for fatigue test of deepwater riser and discloses a kind of device for fatigue test of deepwater riser, and it comprises master cylinder cylinder, axially loads cylinder, standpipe test specimen assembly, horizontal servo loading cylinder, soil body effect servo loading cylinder; Master cylinder cylinder top arranges external pressure interface and air release; Master cylinder cylinder two ends connect an axis with axial force interface respectively and load cylinder; The axis that standpipe sample assembly two ends are hinged on corresponding side respectively loads on cylinder piston, and standpipe sample assembly comprises a sample main body and a connecting rod; The simulation soil body is provided with below sample main body; Sample main body two ends arrange crimping mouth in respectively; Sample main body is provided with some sensors, and the test lead of each sensor passes master cylinder cylinder connecting test instrument; Each horizontal servo loading cylinder and soil body effect servo loading cylinder are all arranged on master cylinder cylinder, and wherein the piston top of two horizontal servo loading cylinders is at sample body top, and the piston top of another horizontal servo loading cylinder is bottom sample main body and connecting rod junction; The piston top of each soil body effect servo loading cylinder is bottom the simulation soil body.Weak point is, this standpipe fatigue test device is only tested standpipe in one direction, can not reflect that the engineering of standpipe is actual, tested by the test findings that draws can not be used to guide global design and the analysis of standpipe.
Utility model content
The utility model is for above technological deficiency, based on all deficiencies of experimental provision solving steel catenary riser and soil interaction instantly, propose a kind of steel catenary riser experiment shift simulation device, this analogue means can simulate the radial force of the both direction that standpipe is subject to and axial twisting resistance by multifreedom motion, make tested riser model more close to engineering actual come acquisition test data, to test the analysis of experimental data result obtained can promote theoretical research and numerical analysis better, and instruct global design and the analysis of standpipe thus, ensure the safe and reliable application of standpipe in deep water hydrocarbon exploitation.
For solving the problems of the technologies described above, the utility model proposes a kind of steel catenary riser experiment shift simulation device, comprise native case, experiment standpipe, standpipe engineering-environment analogue means and analogue means motor, described native chamber interior wall is installed standpipe engineering simulation device, experiment standpipe one section link standpipe engineering simulation device, one end is fixed on native case, and standpipe engineering-environment analogue means is arranged in the rotating shaft of analogue means motor.
Further, standpipe engineering-environment analogue means comprises rotating shaft, pedestal, the first slideway, the second slideway, the first leading screw, the second leading screw, the first slide block, the second slide block, vertical tube electric machine and standpipe mounting head, wherein rotating shaft is installed in pedestal side, opposite side installs the second slideway, installing the second slide block and the second leading screw in second slideway, is threaded engagement between the second leading screw and the second slide block; Second slide block is installed the first slideway, in first slideway, the first leading screw and the first slide block are installed, are threaded engagement between the first leading screw and the first slide block, the first slide block installs vertical tube electric machine, standpipe mounting head is arranged in vertical tube electric machine rotating shaft, the first leading screw and all external motor of the second leading screw.
Further, the rotating shaft of rotating shaft and analogue means motor is installed vertically.
Further, test standpipe to be fixed on native case by mounting clamp.
Further, Sheng soil layer is provided with in native case.
Further, analogue means motor is arranged on analogue means motor rack.
The utility model is to simulate the radial force of the both direction that standpipe is subject to and axial twisting resistance by multifreedom motion compared to its advantage of prior art, make tested riser model more close to engineering actual come acquisition test data, to test the analysis of experimental data result obtained can promote theoretical research and numerical analysis better, and instruct global design and the analysis of standpipe thus, ensure the safe and reliable application of standpipe in deep water hydrocarbon exploitation.
Accompanying drawing explanation
Next by reference to the accompanying drawings the utility model is further described.
Accompanying drawing 1 is the wiring layout of a kind of steel catenary riser experiment of the utility model shift simulation device.
Accompanying drawing 2 is the wiring layout of a kind of steel catenary riser experiment of the utility model shift simulation device.
Accompanying drawing 3 is the standpipe engineering-environment analogue means structural drawing of a kind of steel catenary riser experiment of the utility model shift simulation device.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, be further described in detail the technical solution of the utility model, obviously, described embodiment is only well-behaved embodiment of the present utility model.
See accompanying drawing 1, 2, for a kind of steel catenary riser experiment shift simulation device, comprise native case 1, experiment standpipe 3, standpipe engineering-environment analogue means 4 and analogue means motor 15, it is characterized in that, described native case 1 inwall installs standpipe engineering simulation device 4, experiment standpipe 3 one sections link standpipe engineering simulation device 4, one end is fixed on native case 1, standpipe engineering-environment analogue means 4 is arranged in the rotating shaft of analogue means motor 15, soil case 1 is provided with shaft hole, pass for rotating shaft 6 and install vertically with the rotating shaft with analogue means motor 15, analogue means motor 15 is arranged on analogue means motor rack 16.Experiment standpipe 3 is fixed on native case 1 by mounting clamp 17.
See accompanying drawing 3, for standpipe engineering-environment analogue means 4, comprise rotating shaft 6, pedestal 5, first slideway 7, second slideway 8, first leading screw 9, second leading screw 10, first slide block 11, second slide block 12, vertical tube electric machine 13 and standpipe mounting head 14, wherein rotating shaft 6 is installed in pedestal 5 side, opposite side installs the second slideway 8, second slide block 12 is installed in second slideway 8 and is threaded engagement between the second leading screw 10, second leading screw 10 and the second slide block 12; Second slide block 12 is installed the first slideway 7, in first slideway 7, first leading screw 9 and the first slide block 11 is installed, be threaded engagement between first leading screw 9 and the first slide block 11, first slide block 11 installs vertical tube electric machine 13, standpipe mounting head 14 is arranged in vertical tube electric machine 13 rotating shaft, the first leading screw 9 and all external motor of the second leading screw 10.
Be provided with in soil case 1 and contain soil layer 2, be used for holding simulated soil.
The experimental principle of this device is, two leading screws drive slide block movement to simulate multidirectional radial motion, analogue means motor 15 is used for controlling the inceptive direction of radial motion, vertical tube electric machine 13 is used to provide the twisting resistance of moment of torsion simulation suffered by standpipe, make tested riser model more close to engineering actual come acquisition test data, to test the analysis of experimental data result obtained can promote theoretical research and numerical analysis better, and instruct global design and the analysis of standpipe thus, ensure the safe and reliable application of standpipe in deep water hydrocarbon exploitation.
Should be understood that embodiment will contribute to those skilled in the art and understand the utility model further, but do not limit the utility model in any form.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, some distortion and improvement can also be made.These all belong to protection domain of the present utility model.
Claims (6)
1. a steel catenary riser experiment shift simulation device, comprise native case (1), experiment standpipe (3), standpipe engineering-environment analogue means (4) and analogue means motor (15), it is characterized in that, described native case (1) inwall installs standpipe engineering simulation device (4), experiment standpipe (3) sections link standpipe engineering simulation device (4), one end is fixed on native case (1), and standpipe engineering-environment analogue means (4) is arranged in the rotating shaft of analogue means motor (15).
2. a kind of steel catenary riser experiment shift simulation device according to claim 1, it is characterized in that, described standpipe engineering-environment analogue means (4) comprises rotating shaft (6), pedestal (5), first slideway (7), second slideway (8), first leading screw (9), second leading screw (10), first slide block (11), second slide block (12), vertical tube electric machine (13) and standpipe mounting head (14), wherein rotating shaft (6) is installed in pedestal (5) side, opposite side installs the second slideway (8), in second slideway (8), the second slide block (12) and the second leading screw (10) are installed, be threaded engagement between second leading screw (10) and the second slide block (12), upper installation first slideway (7) of second slide block (12), in first slideway (7), the first leading screw (9) and the first slide block (11) are installed, be threaded engagement between first leading screw (9) and the first slide block (11), first slide block (11) is installed vertical tube electric machine (13), standpipe mounting head (14) is arranged in vertical tube electric machine (13) rotating shaft, the first leading screw (9) and all external motor of the second leading screw (10).
3. a kind of steel catenary riser experiment shift simulation device according to claim 2, it is characterized in that, described rotating shaft (6) is installed vertically with the rotating shaft of analogue means motor (15).
4. a kind of steel catenary riser experiment shift simulation device according to claim 1, it is characterized in that, described experiment standpipe (3) is fixed on native case (1) by mounting clamp (17).
5. a kind of steel catenary riser experiment shift simulation device according to claim 1, is characterized in that, be provided with and contain soil layer (2) in described native case (1).
6. a kind of steel catenary riser experiment shift simulation device according to claim 1, it is characterized in that, described analogue means motor (15) is arranged on analogue means motor rack (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520792133.7U CN204964287U (en) | 2015-10-14 | 2015-10-14 | Steel hangs chain line riser experiment displacement analogue means |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520792133.7U CN204964287U (en) | 2015-10-14 | 2015-10-14 | Steel hangs chain line riser experiment displacement analogue means |
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| Publication Number | Publication Date |
|---|---|
| CN204964287U true CN204964287U (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520792133.7U Expired - Fee Related CN204964287U (en) | 2015-10-14 | 2015-10-14 | Steel hangs chain line riser experiment displacement analogue means |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389480A (en) * | 2017-08-31 | 2017-11-24 | 中国海洋大学 | A kind of ocean compliant riser multiaxle fatigue experimental device |
| CN110657936A (en) * | 2019-10-25 | 2020-01-07 | 中国海洋大学 | Experimental device for simulating interaction between seabed suspended pipeline and shoulder-spanning soil body |
| CN112113756A (en) * | 2020-09-09 | 2020-12-22 | 天津大学 | Experimental device for simulating fatigue damage of contact section of deep-water steel catenary riser |
-
2015
- 2015-10-14 CN CN201520792133.7U patent/CN204964287U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107389480A (en) * | 2017-08-31 | 2017-11-24 | 中国海洋大学 | A kind of ocean compliant riser multiaxle fatigue experimental device |
| CN110657936A (en) * | 2019-10-25 | 2020-01-07 | 中国海洋大学 | Experimental device for simulating interaction between seabed suspended pipeline and shoulder-spanning soil body |
| CN112113756A (en) * | 2020-09-09 | 2020-12-22 | 天津大学 | Experimental device for simulating fatigue damage of contact section of deep-water steel catenary riser |
| CN112113756B (en) * | 2020-09-09 | 2021-10-08 | 天津大学 | Experimental device for simulating fatigue damage of contact section of deep-water steel catenary riser |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160113 Termination date: 20161014 |
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| CF01 | Termination of patent right due to non-payment of annual fee |