CN201464154U - Environmental load measuring device of oceaneering model - Google Patents
Environmental load measuring device of oceaneering model Download PDFInfo
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- CN201464154U CN201464154U CN2009201072618U CN200920107261U CN201464154U CN 201464154 U CN201464154 U CN 201464154U CN 2009201072618 U CN2009201072618 U CN 2009201072618U CN 200920107261 U CN200920107261 U CN 200920107261U CN 201464154 U CN201464154 U CN 201464154U
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Abstract
The utility model relates to an environmental load measuring device of an oceaneering model, which is characterized in that: the measuring system of the environmental load measuring device consists of a six component force tester, a spring, tensions sensor, a non-contact optical guage, a computer and a data automatic acquisition card; a base is placed in a pool; telescopic fixed supports are arranged on two sides of the base and the lower ends of the fixed supports are fixed on the base; an ocean platform model floats on water surface between the fixed supports; a light-emitting element is arranged on the ocean platform model; guide rails are fixedly connected with the top ends of the two fixed supports; the upper end of a square rod is connected with the guide rails and the lower end of the square rod is connected with a step motor; the output shaft of the step motor is connected with one end of the six component force tester and the other end of the six component force tester is connected with the ocean platform model; the two tension sensors are symmetrically fixed on two ends of the guide rails respectively; one end of each spring is connected with one side of the square rod and the other end of each spring is connected with one tension sensor; and the computer is connected with the step motor and the data automatic acquisition card.
Description
Technical field
The utility model relates to a kind of measurement mechanism, particularly about a kind of environmental loading measuring device of ocean engineering model.
Background technology
Deep-sea plateform system technical sophistication, investment is big, risk is high, and its stressing conditions is the important evidence of design offshore platform structure and related systems such as mooring, standpipe thereof, and it is very important therefore correctly to obtain its stressing conditions under harsh marine environment.When the load to the deep-sea plateform system designs, be the actual condition of deep-sea plateform system to be simulated the most reliably at present by physical experiments, draw the measurement result of load, and with this final foundation as design, construction ocean platform.In the prior art, the physical experiments of ocean platform all is to carry out in can simulating the oceanographic engineering pond of marine environment, wind-force, stream power and single order seaway load all are to adopt single component instrument to measure usually, and the second order wave-drift force is then measured by single component instrument additional springs.When carrying out load measurement, make marks in basin bottom earlier, relevant devices such as placement model and support are measured to correspondence position again.The operating mode of measuring need rearrange relevant devices such as model and support and measure to correspondence position again after changing.
Through the literature search of prior art is found, Yang Jianmin etc. have delivered " a kind of novel deep sea ocean platform---the experimental study of geometric form Spar and integrated buoyancy tube " the 23rd page of " oceanographic engineering " fourth phase in 2003.In this article to stressed measurement the in the Spar platform model simulation marine environment, concrete mode is for after correctly being arranged in the assigned position in the pond when test model, all surveying instruments are installed on correct position and all data that need measure are adopted zero, wave making machine and miscellaneous equipment etc. are made desired marine environment then, and measure needed various data with pulling force sensor and pressure transducer.In addition Wang Lei etc. has delivered " dynamically positioning boats and ships second order low frequency floats the power model investigation slowly " on the 1st page of " oceanographic engineering " third phase in 2006, propose a kind of passive type restriction system that utilizes Hookean spring in this article and measured the method for second order wave-drift force, promptly discharge the first-order linear motion of model and limit its second order slow-drift motion, just can obtain the Second Order that the semisubmersible platform model is subjected to spring.Yet the problem that said method exists is:
One, test model just can be measured after must correctly being arranged in assigned position in the pond in advance, and need rearrange, demarcate when measuring other operating mode lower platform model stressed.
When two, measuring Second Order under the oblique wave situation,, thereby make sensor record result's very big can't being applied in the analytical calculation of error because the effect of wave force makes spring and semisubmersible platform model to keep point-blank.
Three, each change to take measurement of an angle all need and will be connected with the support of sensor and spring moves and dismounting, owing to being in the pond, to operate by ship, can't reach precision usually, and workload is very big.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides and is not a kind ofly needing to rearrange under the condition of device, can once finish the environmental loading measuring device of the ocean engineering model that wind-force, stream power, single order seaway load and the second order wave-drift force of circumferential either direction measure.
To achieve these goals, the utility model is taked following technical scheme: a kind of environmental loading measuring device of ocean engineering model is characterized in that: it comprises offshore platform model, bracing frame and measuring system; Wherein, support frame as described above is made up of base, fixed support, guide rail, square bar and stepper motor; Described measuring system is made up of six component instrument, spring, pulling force sensor, non-contact optical measuring instrument, computing machine and automatic data collection card; Described base places the pond, in the base both sides telescopic fixed support is set, and the fixed support lower end is fixed on the base; Described offshore platform model floats on the water surface between the described fixed support; Described offshore platform model is provided with light-emitting component; Guide rail is fixedly connected on two support bracket fastened tops; Described square bar upper end connects described guide rail, and the lower end connects described stepper motor; Connect an end of described six component instrument on the output shaft of described stepper motor, the other end of described six component instrument connects described offshore platform model; Two pulling force sensors are separately fixed at the two ends of described guide rail; One end of two springs is connected to the square bar both sides, and the other end connects two pulling force sensors respectively; Described six component instrument, pulling force sensor and non-contact optical measuring instrument respectively by with described automatic data collection card connection; Described computing machine connects stepper motor and automatic data collection card respectively.
Can slide on guide rail in described square bar upper end, also can be by fixing with guide rail.
Described non-contact optical measuring instrument, computing machine and automatic data collection card are arranged on the trailer.
The position of described non-contact optical measuring instrument is corresponding with described light-emitting component.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model adopts six component instrument to add the elastic construction of spring, adjustable fixed support, the offshore platform model that square bar that fixed form can change according to measurement target and angle can be adjusted as required, therefore can not need to rearrange under the condition of device, the disposable wind-force of finishing circumferential either direction, stream power, single order seaway load and second order wave-drift force are measured, needn't when measuring different environmental loads, carry out dismounting to measurement mechanism, thereby increased substantially work efficiency, flexible and convenient operation has been saved test and has been consumed.2, six component instrument of the present utility model are by the additional springs structure, can disposable integrated wind-force, the measurement function of several of stream power, single order seaway load and second order wave-drift forces etc., and the load of measurement model either direction under the condition of mobile device not.3, the utility model adopts the mode that is connected platform model by computer-controlled stepper motor, makes the angle of offshore platform model to regulate, and therefore makes measurement mechanism to measure in the load of any direction that makes progress in week platform model.The utility model can be widely used in the ocean engineering model test platform model test, and different environmental loads such as wind, wave and stream are measured.
Description of drawings
Fig. 1 is a device one-piece construction synoptic diagram of the present utility model
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, environmental loading measuring device of the present utility model comprises offshore platform model 1, bracing frame and measuring system, by a pond marine environment is simulated. wherein, bracing frame is by base 2, fixed support 3, guide rail 4, square bar 5 and stepper motor 6 are formed. and measuring system is by six component instrument 7, spring 8, pulling force sensor 9, non-contact optical measuring instrument 10, computing machine 11 and automatic data collection card 12 are formed. and base 2 places the pond, telescopic fixed support 3 is set in the both sides of base 2, fixed support 3 lower ends are fixed on the base 2, the water surface 13. offshore platform model 1 are stretched out between the fixed support 3 of base 2 both sides in the upper end, the water surface 13. offshore platform model 1 that float on base 2 tops are provided with three light-emitting components, corresponding to non-contact optical measuring instrument 10, the angle of Measuring Oceanic platform model 1 and motion state. guide rail 4 is fixedly connected on the top of two fixed supports 3, can slide on guide rail 4 in square bar 5 upper ends, also can fix with guide rail 4 by stationary installation. square bar 5 lower ends are connected stepper motor 6, an end that connects six component instrument 7 on the output shaft of stepper motor 6, the other end of six component instrument 7 connects 1. liang of pulling force sensors 9 of offshore platform model and is fixed on guide rail 4 two ends respectively symmetrically, one end of two springs 8 is connected to square bar 5 both sides, the other end connects two pulling force sensors, 9. trailers 14 respectively and can place outside the pond at the utility model device place, also can bubble through the water column 13, trailer 14 is provided with non-contact optical measuring instrument 10, computing machine 11 and automatic data collection card 12. 6 component instrument 7, pulling force sensor 9 is connected with automatic data collection card 12 by data signal line respectively with non-contact optical measuring instrument 10. and computing machine 11 connects stepper motor 6 and automatic data collection card 12. respectively by signal wire
The load of the six-freedom degree that six component instrument, 7 Measuring Oceanic platform models 1 of the present utility model are subjected in marine environment, i.e. surging, swaying, hang down swing, rolling, pitching and and yawing.Spring 8 discharges the single order wave motion of offshore platform model 1 when measuring the second order wave-drift force.The second order wave-drift force that pulling force sensor 9 Measuring Oceanic platform models 1 are subjected to.Non-contact optical measuring instrument 10 is measured the motion that is fixed on three light-emitting components on the offshore platform model 1, resulting movable information is sent to automatic data collection card 12, and 11 programs that use a computer parse the surging of offshore platform model 1 in wave, swaying, hang down swing, rolling, pitching and the motion state of hanging down and shaking six-freedom degree.The movable information of the offshore platform model 1 that the automatic capture card 12 of computing machine 11 analyzing and processing data collects, and according to the running status of the positional information control step motor 6 that obtains on the automatic data collection card 12, the angle of offshore platform model 1 is revised.
The using method of environmental loading measuring device of the present utility model may further comprise the steps:
1) according to the suffered at work marine environment condition of actual ocean platform system, carry out convergent-divergent on year-on-year basis according to the yardstick in pond in real ocean platform size and the test, make required offshore platform model 1.Calculate wind, stream, the single order seaway load that the ocean platform system is subjected to by relevant numerical evaluation software simulation afterwards, determine the simulation marine environment condition in the environmental load experiment with measuring.
2) when needs are measured wind, stream, single order seaway load, behind the height of adjusting fixed support 3, offshore platform model 1 is moved to the relevant position, the upper end of square bar 5 is fixed by stationary installation and guide rail 4, the instrument of measuring system is debugged.
When needs are measured the second order wave-drift force, after regulating the height of fixed support 3, offshore platform model 1 is moved to the relevant position, open the upper end of square bar 5 and the stationary installation between the guide rail 4, make the upper end edge guide rail 4 of square bar 5 slide, the instrument of measuring system is debugged.
3) according to numerical evaluation software simulation result of calculation, in the pond, make the required various marine environment conditions of ocean platform environmental load experiment with measuring, after treating system stability, open automatic data collection card 12 and computing machine 11 carries out the collection and the analysis of the movable information of offshore platform model 1, carry out active mode ocean platform mixing model test.
4) wait to need to change when taking measurement of an angle, rotate offshore platform model 1 to the adaptation position by computing machine 11 control step motors 6, and then repeating step 2) and step 3).
The utility model can be widely used in the ocean engineering model test platform model test, different environmental loads such as wind, wave and stream are measured, needn't when measuring different environmental loads, carry out dismounting to measurement mechanism, thereby increased substantially work efficiency, flexible and convenient operation has been saved test and has been consumed.
Only to be embodied as explanation, the equivalent transformation that any enforcement is carried out the utility model all is not precluded within outside the rights protection scope of the present utility model the utility model.
Claims (5)
1. the environmental loading measuring device of an ocean engineering model, it is characterized in that: it comprises offshore platform model, bracing frame and measuring system; Wherein, support frame as described above is made up of base, fixed support, guide rail, square bar and stepper motor; Described measuring system is made up of six component instrument, spring, pulling force sensor, non-contact optical measuring instrument, computing machine and automatic data collection card; Described base places the pond, in the base both sides telescopic fixed support is set, and the fixed support lower end is fixed on the base; Described offshore platform model floats on the water surface between the described fixed support; Described offshore platform model is provided with light-emitting component; Guide rail is fixedly connected on two support bracket fastened tops; Described square bar upper end connects described guide rail, and the lower end connects described stepper motor; Connect an end of described six component instrument on the output shaft of described stepper motor, the other end of described six component instrument connects described offshore platform model; Two pulling force sensors are separately fixed at the two ends of described guide rail; One end of two springs is connected to the square bar both sides, and the other end connects two pulling force sensors respectively; Described six component instrument, pulling force sensor and non-contact optical measuring instrument respectively by with described automatic data collection card connection; Described computing machine connects stepper motor and automatic data collection card respectively.
2. the environmental loading measuring device of a kind of ocean engineering model as claimed in claim 1 is characterized in that: can slide on guide rail in described square bar upper end, also can be by fixing with guide rail.
3. the environmental loading measuring device of a kind of ocean engineering model as claimed in claim 1, it is characterized in that: described non-contact optical measuring instrument, computing machine and automatic data collection card are arranged on the trailer.
4. the environmental loading measuring device of a kind of ocean engineering model as claimed in claim 2, it is characterized in that: described non-contact optical measuring instrument, computing machine and automatic data collection card are arranged on the trailer.
5. as the environmental loading measuring device of claim 1 or 2 or 3 or 4 described a kind of ocean engineering models, it is characterized in that: the position of described non-contact optical measuring instrument is corresponding with described light-emitting component.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009201072618U CN201464154U (en) | 2009-04-23 | 2009-04-23 | Environmental load measuring device of oceaneering model |
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| CN2009201072618U CN201464154U (en) | 2009-04-23 | 2009-04-23 | Environmental load measuring device of oceaneering model |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101975655A (en) * | 2010-09-22 | 2011-02-16 | 上海交通大学 | Unsteady load simulation device |
| CN101532836B (en) * | 2009-04-23 | 2011-08-03 | 中国海洋石油总公司 | Environmental loading measuring device of ocean engineering model and use method thereof |
| CN102169049A (en) * | 2011-01-20 | 2011-08-31 | 中国海洋石油总公司 | Model experiment device and method of floating type drilling storage loading and unloading system |
| CN103395483A (en) * | 2013-07-25 | 2013-11-20 | 西安应用光学研究所 | Portable water-surface self-stabilizing heat source target |
| CN103940579A (en) * | 2014-03-11 | 2014-07-23 | 哈尔滨工程大学 | Experiment and automatic image collection system for bubble behavioral research under swaying conditions |
| CN104236849A (en) * | 2014-09-23 | 2014-12-24 | 中国运载火箭技术研究院 | Hydrodynamic force measuring system of underwater vehicle |
| CN104700702A (en) * | 2015-03-11 | 2015-06-10 | 哈尔滨工程大学 | Two-dimensional green water experimentation device |
| CN105004506A (en) * | 2015-06-29 | 2015-10-28 | 中国海洋大学 | Self-elevating type offshore platform pile leg wave-current load coefficient test experimental system |
| CN105004503A (en) * | 2015-06-29 | 2015-10-28 | 中国海洋大学 | Self-elevating type offshore platform wind load coefficient test experimental system |
| CN106500962A (en) * | 2016-11-07 | 2017-03-15 | 上海交通大学 | A kind of assay device and experimental technique suitable for asymmetric offshore platform model |
| CN106498897A (en) * | 2016-11-07 | 2017-03-15 | 上海交通大学 | A kind of adjustable offshore platform model assay device and experimental technique |
| CN106596047A (en) * | 2016-12-31 | 2017-04-26 | 大连理工大学 | Variable-main-scale swinging plate type wave energy power generation device model testing method |
| CN107091727A (en) * | 2017-05-11 | 2017-08-25 | 哈尔滨工程大学 | Active control mooring trial test device in a kind of air |
| CN107631826A (en) * | 2017-10-16 | 2018-01-26 | 山东省科学院海洋仪器仪表研究所 | A kind of ocean wave power monitoring device |
| CN110361161A (en) * | 2019-07-23 | 2019-10-22 | 天津大学 | The equipment for simulating federated environment load effect flowering structure object load or motor imagination |
| CN112758275A (en) * | 2020-12-28 | 2021-05-07 | 浙江大学 | Experimental device for studying slamming load of waves on six-degree-of-freedom floating platform |
| CN113092060A (en) * | 2021-04-01 | 2021-07-09 | 大连理工大学 | Experimental device and method for ocean platform stress simulation test |
| CN113670570A (en) * | 2021-08-17 | 2021-11-19 | 上海交通大学 | Jacket simulation device for ocean platform dismounting test |
-
2009
- 2009-04-23 CN CN2009201072618U patent/CN201464154U/en not_active Expired - Lifetime
Cited By (24)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101532836B (en) * | 2009-04-23 | 2011-08-03 | 中国海洋石油总公司 | Environmental loading measuring device of ocean engineering model and use method thereof |
| CN101975655A (en) * | 2010-09-22 | 2011-02-16 | 上海交通大学 | Unsteady load simulation device |
| CN102169049A (en) * | 2011-01-20 | 2011-08-31 | 中国海洋石油总公司 | Model experiment device and method of floating type drilling storage loading and unloading system |
| CN103395483A (en) * | 2013-07-25 | 2013-11-20 | 西安应用光学研究所 | Portable water-surface self-stabilizing heat source target |
| CN103395483B (en) * | 2013-07-25 | 2015-12-09 | 西安应用光学研究所 | Portable water surface self-stabilization thermal source target |
| CN103940579A (en) * | 2014-03-11 | 2014-07-23 | 哈尔滨工程大学 | Experiment and automatic image collection system for bubble behavioral research under swaying conditions |
| CN103940579B (en) * | 2014-03-11 | 2016-05-04 | 哈尔滨工程大学 | A kind of experiment and image automated collection systems for swaying condition bubble behavioral study |
| CN104236849A (en) * | 2014-09-23 | 2014-12-24 | 中国运载火箭技术研究院 | Hydrodynamic force measuring system of underwater vehicle |
| CN104700702A (en) * | 2015-03-11 | 2015-06-10 | 哈尔滨工程大学 | Two-dimensional green water experimentation device |
| CN105004506A (en) * | 2015-06-29 | 2015-10-28 | 中国海洋大学 | Self-elevating type offshore platform pile leg wave-current load coefficient test experimental system |
| CN105004503A (en) * | 2015-06-29 | 2015-10-28 | 中国海洋大学 | Self-elevating type offshore platform wind load coefficient test experimental system |
| CN106498897A (en) * | 2016-11-07 | 2017-03-15 | 上海交通大学 | A kind of adjustable offshore platform model assay device and experimental technique |
| CN106500962A (en) * | 2016-11-07 | 2017-03-15 | 上海交通大学 | A kind of assay device and experimental technique suitable for asymmetric offshore platform model |
| CN106500962B (en) * | 2016-11-07 | 2019-01-11 | 上海交通大学 | A kind of experimental rig and experimental method suitable for asymmetric offshore platform model |
| CN106596047A (en) * | 2016-12-31 | 2017-04-26 | 大连理工大学 | Variable-main-scale swinging plate type wave energy power generation device model testing method |
| CN106596047B (en) * | 2016-12-31 | 2020-01-14 | 大连理工大学 | Variable-principal-scale swing plate type wave energy power generation device model test method |
| CN107091727A (en) * | 2017-05-11 | 2017-08-25 | 哈尔滨工程大学 | Active control mooring trial test device in a kind of air |
| CN107091727B (en) * | 2017-05-11 | 2019-05-21 | 哈尔滨工程大学 | Active control mooring trial test device in a kind of air |
| CN107631826A (en) * | 2017-10-16 | 2018-01-26 | 山东省科学院海洋仪器仪表研究所 | A kind of ocean wave power monitoring device |
| CN107631826B (en) * | 2017-10-16 | 2019-07-26 | 山东省科学院海洋仪器仪表研究所 | A kind of ocean wave power monitoring device |
| CN110361161A (en) * | 2019-07-23 | 2019-10-22 | 天津大学 | The equipment for simulating federated environment load effect flowering structure object load or motor imagination |
| CN112758275A (en) * | 2020-12-28 | 2021-05-07 | 浙江大学 | Experimental device for studying slamming load of waves on six-degree-of-freedom floating platform |
| CN113092060A (en) * | 2021-04-01 | 2021-07-09 | 大连理工大学 | Experimental device and method for ocean platform stress simulation test |
| CN113670570A (en) * | 2021-08-17 | 2021-11-19 | 上海交通大学 | Jacket simulation device for ocean platform dismounting test |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100512 Effective date of abandoning: 20090423 |