CN102359863A - Fluid driving structure high-speed rotating test device for verifying fluid-solid coupling algorithm - Google Patents
Fluid driving structure high-speed rotating test device for verifying fluid-solid coupling algorithm Download PDFInfo
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- CN102359863A CN102359863A CN2011102316058A CN201110231605A CN102359863A CN 102359863 A CN102359863 A CN 102359863A CN 2011102316058 A CN2011102316058 A CN 2011102316058A CN 201110231605 A CN201110231605 A CN 201110231605A CN 102359863 A CN102359863 A CN 102359863A
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- 238000010168 coupling process Methods 0.000 title claims abstract description 49
- 230000008878 coupling Effects 0.000 title claims abstract description 48
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 48
- 238000012360 testing method Methods 0.000 title claims abstract description 44
- 239000012530 fluid Substances 0.000 title claims abstract description 27
- 239000007787 solid Substances 0.000 title claims abstract description 27
- 238000004422 calculation algorithm Methods 0.000 title claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 65
- 238000006073 displacement reaction Methods 0.000 claims abstract description 27
- 238000004458 analytical method Methods 0.000 claims abstract description 17
- 230000008859 change Effects 0.000 claims abstract description 9
- 239000011888 foil Substances 0.000 claims description 22
- 230000009466 transformation Effects 0.000 claims description 6
- 239000004800 polyvinyl chloride Substances 0.000 abstract 5
- 229920000915 polyvinyl chloride Polymers 0.000 abstract 4
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000013480 data collection Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 238000011160 research Methods 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
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Abstract
The invention relates to a fluid driving structure high-speed rotating test device for verifying the fluid-solid coupling algorithm, which comprises a water box, a water box support frame, a polyvinyl chloride (PVC) pipeline, a target type flow meter, a butterfly valve, a water tank, a rotating shaft, a bearing, a bearing seat, a thin plate, a strain sheet, a blocking rod, an angle displacement sensor, a clinging type elastic shaft coupler, a dynamic strain instrument and an intelligent signal collection processing analysis instrument, wherein the water box is placed on the water box support frame, one end of the PVC pipeline is communicated with the bottom of the water box, the other end of the PVC pipeline is connected with a water inlet at the side surface of the water tank, the PVC pipeline in a position near the water inlet of the water tank is provided with the butterfly valve, the target type flow meter is arranged at the upper end of the PVC pipeline arranged between the water inlet and the butterfly valve, the rotating shaft is vertically arranged in the water tank in a position near the water inlet, the thin plate is inserted into a through groove arranged in the middle of the rotating shaft, conducting wires led out from the strain sheet arranged on the thin plate and the target type flow meter are connected with the dynamic strain instrument and the intelligent signal collection processing analysis instrument for collecting strain change time data, and a conducting wire led out from the angle displacement sensor is connected with a data collection plate of the angle displacement sensor for collecting the rotating angle change time data of the rotating shaft.
Description
(1) technical field
The present invention relates to a kind of submerged structure of can realizing driven by high-velocity fluid and the test unit that rotates; Relate in particular to a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream; It is mainly used in the solid coupling Simulation algorithm accuracy of the various streams of checking, applicability; And the underwater test of replacement complex and expensive, the relation between research structure dynamic response and the fluid drives parameter is explored solid coupling mechanism of stream and yardstick rule through test figure; For submerged structure design provides theoretical foundation, belong to marine ship engineering and weapon Industrial Engineering technical field.
(2) background technology
Plate is the elementary cell of submerged structure design.Thin plate receives high speed water jet impact and moves and the process of being out of shape is a fluid-structure interaction process.Owing to the motion and the distortion of plate, changed the border in fluid territory; And then pressure distributions, particularly fluid act on pressure magnitude of load and distribution on the solid surface in the change basin; The structure characteristics of motion and distortion have further been changed again, so reciprocation.Thin plate receives the fluid drives problem of swaying under water, is a transient process with big displacement and elastic deformation, the solid coupling process of promptly typical stream.This type problem is had only a spot of theory and simulation analysis both at home and abroad, do not relate to verification experimental verification basically.If but to the analysis that makes an experiment of this problem, the solid coupling phenomenon of exact grasp stream more, and order of accuarcy that can the evaluate simulation method, correction realistic model further obtains simulation result more accurately.
Generally speaking, be designed into hydromechanical experimental study and comprise the solid coupling test research of stream, be applied to the water tunnel test device mostly.Water hole equipment is as the common apparatus of fluid mechanics experimental study, and equipment size is bigger, and space hold is bigger; The power system power that promotes water flows is very big; Energy resource consumption and testing expenses are very big, if test device was made according to 1: 1, fabrication cycle is longer; Cost of manufacture is very high, and the Installation And Test of measuring sensor is also convenient inadequately in the process of the test.
Therefore, design a solid coupling test device of stream that satisfies this type problem especially, both satisfied testing requirements, can reduce the cost savings energy again, effectively measurement data is accomplished test quickly and easily.
(3) summary of the invention
1, purpose:
The purpose of this invention is to provide a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream, it is to the underwater high-speed rotating mechanism, for emulation mode provides the test reference value, with the order of accuarcy of this evaluate simulation method; Through test, grasp the rule that influences each other between the ess-strain on fluid drives moment, turning angle shifting, the moving blade from system perspective; Through adopting the test unit of different scale, how exploration utilizes small scale to contract restores the response characteristic of prototype system than result of experiment, for large-scale structure design under water provides theoretical direction; Control of research submerged structure kinematics and position-limit mechanism collision energy-absorbing.
2, technical scheme:
See Fig. 1; A kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream of the present invention, it comprises water tank, tank bracket, pvc pipe road, target type meter, butterfly valve, tank, rotating shaft, bearing, bearing seat, thin plate, foil gauge, lever, angular displacement sensor, tight-holding type spring coupling, dynamic strain indicator and intelligent signal collection Treatment Analysis appearance.Position annexation between them is:
Water tank is placed on the tank bracket, places the device highest point, and water tank bottom is connected with pvc pipe Lu Yiduan, and the other end on pvc pipe road links to each other with tank lateral inflow mouth; Butterfly valve is installed on pvc pipe road near the tank water inlet, and target type meter is installed in the upper end on the pvc pipe road between water inlet and butterfly valve; Close on the water inlet in the tank rotating shaft vertically is installed, the rotating shaft two ends link to each other at two ends up and down with tank with bearing seat through bearing; The rotating shaft middle part has groove, and thin plate inserts in the groove, with pad and bolt; Thin plate is connected dynamic strain indicator with the lead that the foil gauge on the target type meter is drawn and intelligent signal collection Treatment Analysis appearance is gathered the strain variation time data; Lever is installed from the tank upper surface vertically is inserted into the circular trough seat of tank bottom surface, and this position is swayed 40 ° at thin plate from initial position; Angular displacement sensor flexibly connects through tight-holding type spring coupling and rotating shaft, and the lead that angular displacement sensor is drawn is connected with the data acquisition board of angular displacement sensor, gathers shaft rotary corner transformation period data.
Said water tank is the casing of box structure, no upper surface, and the lower surface has circular hole;
Said tank bracket is L shaped angie type support, is used for the support of water tank and fixing;
Said pvc pipe road, itself and water tank coupling part are perpendicular to the ground, and parallel to the ground with the tank coupling part, two parts connect with square elbow;
Said target type meter is to be made up of target bar, target rod sleeve and target rod bearing, and the target bar is pasted and fixed on the target rod bearing, and the target bar has target rod sleeve parcel outward, and the target boom end is exposed at target rod sleeve outside; This target bar is a sheet I-shaped structure, and tow sides post foil gauge; This target rod sleeve is a circular tube structure; This target rod bearing column structure, the center is provided with groove.
Said butterfly valve is connected with ring flange with the pvc pipe road, is commercial;
Said tank is the casing of box structure, and the upper surface has an appointment 2/3 for open ports, and the side has a water inlet, and there are freeing port and dewatering outlet in another side and bottom surface;
Said rotating shaft is divided into three parts, semiaxis under semiaxis, rotating shaft intermediate shaft and the rotating shaft in the rotating shaft; In the rotating shaft under semiaxis and the rotating shaft semiaxis with bearing respectively with the tank top and bottom axially with radially be fixedly connected; Rotating shaft intermediate shaft center section has groove, is used for inserting and splint fixation, and rotating shaft intermediate shaft side has 4 through holes, is used for the bolt thin plate; The rotating shaft intermediate shaft respectively with rotating shaft under semiaxis and the rotating shaft semiaxis link to each other with a pair of shaft coupling.
Said bearing is the 7207B angular contact bearing, is commercial;
Said bearing seat is and the supporting bearing seat of 7207B angular contact bearing;
Said thin plate is the rectangle plate, and tow sides post foil gauge, and its initial position is that thin plate is positive parallel with the water inlet end face, and is vertical with water (flow) direction; Thin plate is designed with the different proportion size according to the yardstick rate theory, can change the thin plate of different scale flexibly according to testing requirements;
Said foil gauge is a rectangular tab;
Said lever is the right cylinder straight-bar;
Said angular displacement sensor is commercial, flexibly connects with tight-holding type spring coupling and rotating shaft, measures shaft rotary corner and changes;
Said tight-holding type spring coupling is commercial, and joint angle displacement transducer and rotating shaft provide flexible and be connected with the change diameter;
Said dynamic strain indicator and intelligent signal collection Treatment Analysis appearance are commercial, are used for gathering the foil gauge strain variation time data on thin plate and the target type meter;
Wherein, the physical dimension of this water tank is: 300mm * 300mm * 300mm;
Wherein, the diameter range on this pvc pipe road is: 80-100mm;
Wherein, the model of this butterfly valve is: D71X-16;
Wherein, the physical dimension of this tank is: 900mm * 900mm * 500mm;
Wherein, the model specification of the foil gauge on this thin plate and the target type meter is: BX120-3CA and BX120-3AA.
Wherein, the diameter range of this lever is: 8-12mm;
Wherein, the model of this angular displacement sensor is: WDD35II;
Wherein, the model of this dynamic strain indicator is: SDY2102;
Wherein, the model of this intelligent signal collection Treatment Analysis is: INV306G (H);
Workflow of the present invention is following:
Before the test, close butterfly valve, water filling 4/5 in the tank, fills with water in pvc pipe road and the water tank, the thin plate of the yardstick that installation test requires; On-test, open butterfly valve, the water in the water tank is as power source; Impact sheet metal rotates; If lever has been installed, thin plate will bump with lever, in the process of the test; Dynamic strain indicator and intelligent signal collection Treatment Analysis appearance have been gathered the transformation period data of strain on thin plate and the target type meter, and the data acquisition board of angular displacement sensor has been gathered shaft rotary corner transformation period data.
3, a kind of advantage of verifying the fluid drive structure high speed rotating test unit of the solid coupling algorithm of stream of the present invention:
1. simple in structure, the volume trifle save space of this test unit is easy to dismounting and moves, and cost is low economical and practical;
2. measuring sensor is installed and is connected conveniently, easy to implement and measurement.
3. can change the thin plate of different scale flexibly, for the solid yardstick rate rule that is coupled of research stream provides convenience.
4. compare the water hole, this test unit is saved water resource, has accomplished the saving of resource.
(4) description of drawings
Fig. 1 a the present invention verifies the fluid drive structure high speed rotating test unit structure front elevation of the solid coupling algorithm of stream
Fig. 1 b the present invention verifies the fluid drive structure high speed rotating test unit structural upright synoptic diagram of the solid coupling algorithm of stream
The structure explosive view of Fig. 2 a target type meter
The structural representation of Fig. 2 b target type meter
The structural representation of Fig. 3 rotating shaft
Symbol description is following among the figure:
1 water tank; 2 tank brackets; The 3PVC pipeline; 4 target type meters; 5 butterfly valves; 6 tanks; 7 rotating shafts; 8 bearings; 9 bearing seats; 10 thin plates; 11 foil gauges; 12 levers; 13 angular displacement sensors; 14 tight-holding type spring couplings; 15 dynamic strain indicators; 16 intelligent signal collection Treatment Analysis appearance; 17 target bars; 18 target rod sleeves; 19 target rod bearings; 20 shaft couplings; Semiaxis in 21 rotating shafts; 22 rotating shaft intermediate shafts; Semiaxis under 23 rotating shafts;
(5) embodiment
Below in conjunction with accompanying drawing the present invention is explained in further detail: see accompanying drawing
See Fig. 1; A kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream of the present invention, it comprises water tank 1, tank bracket 2, pvc pipe road 3, target type meter 4, butterfly valve 5, tank 6, rotating shaft 7, bearing 8, bearing seat 9, thin plate 10, foil gauge 11, lever 12, angular displacement sensor 13, tight-holding type spring coupling 14, dynamic strain indicator 15 and intelligent signal collection Treatment Analysis appearance 16.Position annexation between them is:
Water tank 1 is placed on the tank bracket 2, places the device highest point, and water tank 1 bottom links to each other with pvc pipe road 3 one ends, and the other end on pvc pipe road 3 links to each other with tank 6 lateral inflow mouths; Butterfly valve 5 is installed on pvc pipe road 3 near the water inlet, and target type meter 4 is installed in the upper end on the pvc pipe road 3 between water inlet and butterfly valve 5; Close on the water inlet in the tank 6 rotating shaft 7 vertically is installed, rotating shaft 7 two ends link to each other at two ends about in the of 6 with tank with bearing seat 9 through bearing 8; Rotating shaft 7 middle parts have groove, and thin plate 10 inserts in the groove, with pad and bolt; Post foil gauge 11 on the thin plate 10, thin plate 10 is connected dynamic strain indicator 15 and gathers the strain variation time data with intelligent signal collection Treatment Analysis appearance 16 with the lead that the foil gauge 11 on the target type meter 4 is drawn; Lever 12 is installed from tank 6 upper surfaces vertically are inserted into the circular trough seat of tank 6 bottom surfaces, and this position is swayed 40 ° at thin plate 10 from initial position; Angular displacement sensor 13 flexibly connects through tight-holding type spring coupling 14 and rotating shaft 7, and the lead that angular displacement sensor 13 is drawn is connected with the data acquisition board of angular displacement sensor 13, gathers shaft rotary corner transformation period data.
Said water tank 1 is the casing of box structure, steel material, and no upper surface, the lower surface has circular hole; The physical dimension of this water tank is: 300mm * 300mm * 300mm;
Said tank bracket 2 is a steel structure support;
Said pvc pipe 3 tunnel is commercial, and is perpendicular to the ground with the water tank coupling part, and parallel to the ground with the tank coupling part, two parts connect with square elbow.Its external diameter is 90mm.
Said target type meter 4 is a self-made components, is to be made up of target bar 17, target rod sleeve 18 and target rod bearing 19, sees Fig. 2 a, Fig. 2 b, and target bar 17 is pasted and fixed on the target rod bearing 19, and the target bar has target rod sleeve 18 parcels outward, and target bar 17 ends are exposed at target rod sleeve 18 outsides; Target bar 17 is 45# steel, sheet I-shaped structure, and tow sides post foil gauge 11, and target rod sleeve 18 is the PVC pipe, protection target bar 17; Target rod bearing 19 is processed for the column structure aluminum alloy materials.
Said butterfly valve 5 is commercial, is connected with ring flange with the pvc pipe road; The model of this butterfly valve is: D71X-16.
Said tank 6 is casings of box structure, steel material, and the upper surface has an appointment 2/3 for opening, and the side has a water inlet, and there are freeing port and dewatering outlet in another side and bottom surface; The physical dimension of this tank is: 900mm * 900mm * 500mm.
Said rotating shaft 7 is the 45# steel, sees Fig. 3, and it is divided into three parts, semiaxis 23 under semiaxis 21, rotating shaft intermediate shaft 22 and the rotating shaft in the rotating shaft; In the rotating shaft under semiaxis 21 and the rotating shaft semiaxis 23 with bearing 8 respectively with tank 6 top and bottom axially with radially be fixedly connected; Rotating shaft intermediate shaft 22 center sections have groove, are used for inserting and splint fixation 10, and rotating shaft intermediate shaft 22 sides have 4 through holes, are used for bolt thin plate 10; Rotating shaft intermediate shaft 22 respectively with rotating shaft under semiaxis 21 and the rotating shaft a pair of shaft coupling 20 of semiaxis 23 usefulness link to each other.
Said bearing 8 is 7207B angular contact bearings;
Said bearing seat 9 is and the supporting bearing seat of 7207B angular contact bearing;
Said thin plate 10 is 45# steel rectangle plates, and tow sides post foil gauge 11, and the initial position of thin plate 10 is: thin plate 10 is positive parallel with the water inlet end face, and is vertical with water (flow) direction; Thin plate 10 is designed with the different proportion size according to the yardstick rate theory, can change the thin plate of different scale flexibly according to testing requirements;
Said foil gauge 11 is rectangular tab, is commercial; Model specification is: BX120-3CA and BX120-3AA; Grid length * grid width: 3mm * 2mm, resistance: 120.3 ± 0.3 Ω and 119.9 ± 0.1 Ω, sensitivity: 2.08 ± 1%; It sticks on the target bar of thin plate and target type meter, is used to measure thin plate and target bar strain variation;
Said lever 12 is 45# steel; Right cylinder straight-bar, its external diameter are 10mm, study the position-limit mechanism collision energy-absorbing if desired; Lever 12 is installed from tank 6 upper surfaces vertically are inserted into the circular trough seat of tank 6 bottom surfaces, and this position is swayed 40 ° at thin plate 10 from initial position;
Said angular displacement sensor 13 is commercial, flexibly connects with tight-holding type spring coupling and rotating shaft, measures shaft rotary corner and changes, and model is WDD35II;
Said tight-holding type spring coupling 14 is commercial, and joint angle displacement transducer and rotating shaft provide flexible and be connected with the change diameter;
Said dynamic strain indicator 15 and intelligent signal collection Treatment Analysis appearance 16 are used to gather the strain variation time data of foil gauge, and their model specification is respectively: SDY2102 and INV306G (H);
Said angular displacement sensor data acquisition board is the self-control collection plate, and it is shaped as rectangle, is used to gather shaft rotary corner transformation period data.
Claims (10)
1. verify the stream fluid drive structure high speed rotating test unit of coupling algorithm admittedly for one kind, it is characterized in that: it comprises water tank, tank bracket, pvc pipe road, target type meter, butterfly valve, tank, rotating shaft, bearing, bearing seat, thin plate, foil gauge, lever, angular displacement sensor, tight-holding type spring coupling, dynamic strain indicator and intelligent signal collection Treatment Analysis appearance;
Water tank is placed on the tank bracket, places the device highest point, and water tank bottom is connected with pvc pipe Lu Yiduan, and the other end on pvc pipe road links to each other with tank lateral inflow mouth; Butterfly valve is installed on pvc pipe road near the tank water inlet, and target type meter is installed in the upper end on the pvc pipe road between water inlet and butterfly valve; Close on the water inlet in the tank rotating shaft vertically is installed, the rotating shaft two ends link to each other at two ends up and down with tank with bearing seat through bearing; The rotating shaft middle part has groove, and thin plate inserts in the groove, with pad and bolt; Thin plate is connected dynamic strain indicator with the lead that the foil gauge on the target type meter is drawn and intelligent signal collection Treatment Analysis appearance is gathered the strain variation time data; Lever is installed from the tank upper surface vertically is inserted into the circular trough seat of tank bottom surface, and this position is swayed 40 ° at thin plate from initial position; Angular displacement sensor flexibly connects through tight-holding type spring coupling and rotating shaft, and the lead that angular displacement sensor is drawn is connected with the data acquisition board of angular displacement sensor, gathers shaft rotary corner transformation period data;
Said water tank is the casing of box structure, no upper surface, and the lower surface has circular hole;
Said tank bracket is L shaped angie type support, is used for the support of water tank and fixing;
Said pvc pipe road, itself and water tank coupling part are perpendicular to the ground, and parallel to the ground with the tank coupling part, two parts connect with square elbow;
Said target type meter is to be made up of target bar, target rod sleeve and target rod bearing, and the target bar is pasted and fixed on the target rod bearing, and the target bar has target rod sleeve parcel outward, and the target boom end is exposed at target rod sleeve outside; This target bar is a sheet I-shaped structure, and tow sides post foil gauge; This target rod sleeve is a circular tube structure; This target rod bearing column structure, the center is provided with groove;
Said butterfly valve is connected with ring flange with the pvc pipe road;
Said tank is the casing of box structure, and the upper surface has an appointment 2/3 for open ports, and the side has a water inlet, and there are freeing port and dewatering outlet in another side and bottom surface;
Said rotating shaft is divided into semiaxis three parts under semiaxis in the rotating shaft, rotating shaft intermediate shaft and the rotating shaft; In the rotating shaft under semiaxis and the rotating shaft semiaxis with bearing respectively with the tank top and bottom axially with radially be fixedly connected; Rotating shaft intermediate shaft center section has groove, is used for inserting and splint fixation, and rotating shaft intermediate shaft side has 4 through holes, is used for the bolt thin plate; The rotating shaft intermediate shaft respectively with rotating shaft under semiaxis and the rotating shaft semiaxis link to each other with a pair of shaft coupling;
Said bearing is the 7207B angular contact bearing;
Said bearing seat is and the supporting bearing seat of 7207B angular contact bearing;
Said thin plate is the rectangle plate, and tow sides post foil gauge, and its initial position is that thin plate is positive parallel with the water inlet end face, and is vertical with water (flow) direction; Thin plate is provided with the different proportion size according to the yardstick rate theory, changes the thin plate of different scale according to testing requirements;
Said foil gauge is a rectangular tab;
Said lever is the right cylinder straight-bar;
Said angular displacement sensor flexibly connects with tight-holding type spring coupling and rotating shaft, measures shaft rotary corner and changes;
Said tight-holding type spring coupling joint angle displacement transducer and rotating shaft provide flexible and are connected with the change diameter;
Said dynamic strain indicator and intelligent signal collection Treatment Analysis appearance are used for gathering the foil gauge strain variation time data on thin plate and the target type meter.
2. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the physical dimension of this water tank is: 300mm * 300mm * 300mm.
3. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the diameter range on this pvc pipe road is: 80-100mm.
4. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the model of this butterfly valve is: D71X-16.
5. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the physical dimension of this tank is: 900mm * 900mm * 500mm.
6. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the model specification of the foil gauge on this thin plate and the target type meter is: BX120-3CA and BX120-3AA.
7. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the diameter range of this lever is: 8-12mm.
8. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the model of this angular displacement sensor is: WDD35II.
9. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the model of this dynamic strain indicator is: SDY2102.
10. a kind of fluid drive structure high speed rotating test unit of verifying the solid coupling algorithm of stream according to claim 1, it is characterized in that: the model of this intelligent signal collection Treatment Analysis appearance is: INV306G (H).
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Cited By (5)
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| CN103063404B (en) * | 2013-01-10 | 2015-03-11 | 哈尔滨工程大学 | Testing device applied to drag reducing testing of jet flow surface and non-smooth surface |
| CN107117037A (en) * | 2017-05-24 | 2017-09-01 | 西南交通大学 | Bow net contact power rod-type pressure sensor and its method for measuring bow net contact power |
| CN107117037B (en) * | 2017-05-24 | 2023-04-11 | 西南交通大学 | Rod type pressure sensor for bow net contact force and method for measuring bow net contact force |
| CN112017267A (en) * | 2019-05-28 | 2020-12-01 | 上海科技大学 | Fluid rapid synthesis method, device, system and medium based on machine learning |
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