CN105486485B - Utilize the experimental provision of deep submergence propeller simulation stream loading - Google Patents
Utilize the experimental provision of deep submergence propeller simulation stream loading Download PDFInfo
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- CN105486485B CN105486485B CN201510817259.XA CN201510817259A CN105486485B CN 105486485 B CN105486485 B CN 105486485B CN 201510817259 A CN201510817259 A CN 201510817259A CN 105486485 B CN105486485 B CN 105486485B
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- propeller
- deep submergence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M10/00—Hydrodynamic testing; Arrangements in or on ship-testing tanks or water tunnels
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Abstract
The present invention provides a kind of experimental provision using deep submergence propeller simulation stream loading, including closed loop servo system module and automatic control module；Wherein, closed loop servo system module and automatic control module are used to be arranged on ship model；Closed loop servo system module includes deep submergence full circle swinging propeller and deep submergence side pushes away propeller；Automatic control module includes six degree of freedom optical motion measuring device, thrust distribution module, stream loading database and thrust speed curves storage unit；Six-freedom motion measuring device arrangement be used for according to ship's speed, bow to the flow velocity of angle and setting by the thrust speed curves that are stored in thrust speed curves storage unit inquire about stream loading database try to achieve ship model suffered by stream loading, and then deep submergence full circle swinging propeller is calculated by thrust distribution module and deep submergence side pushes away the thrust and angle of propeller.The present invention can realize a wide range of covering in flow field, solve the uneven and attenuation problem that tradition makes stream.
Description
Technical field
The present invention relates to ocean engineering, and in particular, to a kind of experiment dress using deep submergence propeller simulation stream loading
Put.
Background technology
Stream is to carry out needing the critical test parameter simulated in ship model experiment as one of important marine environmental conditions.
At present, in ocean engineering the simulation generally use of convection current it is one or more groups of be fixed on bank or be fixed on trailer make flow tube group
The method for forming flow field in certain area into stream battle array is realized.Such a analogue technique is analyzed, it is found that foot point is not for it：
1st, flow field coverage is small, it is difficult to covers whole pond scope；
2nd, flow field is uneven, and there are attenuation problem；
3rd, in the case of making flow tube on trailer, mobile due to trailer can drive stream machine to move, so as to influence to flow
Field distribution, so trailer cannot be moved arbitrarily, carrys out many inconvenience to test tape；
4th, the flow field turbulent phenomenon produced is serious；
5th, flow velocity can not quickly be changed, it is impossible to which simulation becomes the situation of flow velocity, the very flexible used；
6th, complete equipment cost is high, and needs to consume a large amount of electric energy.
The content of the invention
For in the prior art the defects of, the object of the present invention is to provide one kind to utilize deep submergence propeller simulation stream loading
Experimental provision.It is intended to relatively accurately simulate stream loading in Ship model test, equipment, which makes stream ability, in testing with solution has
Limit, flow field is uneven, limited coverage area, very flexible, the problems such as needing to consume a large amount of electric energy.
The experimental provision using deep submergence propeller simulation stream loading provided according to the present invention, including closed loop servo system
Module and automatic control module；
Wherein, the closed loop servo system module and the automatic control module are used to be arranged on ship model；
The closed loop servo system module includes deep submergence full circle swinging propeller and deep submergence side pushes away propeller；
The automatic control module includes six degree of freedom optical motion measuring device, thrust distribution module, stream loading data
Storehouse and thrust-speed curves storage unit；
The six-freedom motion measuring device arrangement is used for according to ship's speed, bow to the flow velocity of angle and setting by pushing away
The stream that the thrust stored in power-speed curves storage unit-speed curves inquiry stream loading database is tried to achieve suffered by ship model carries
Lotus, and then deep submergence full circle swinging propeller and deep thrust and the angle for submerging side and pushing away propeller are calculated by thrust distribution module
Degree.
Preferably, the deep submergence full circle swinging propeller includes steering engine, the first servomotor, the first fixed frame, first
Axle sleeve, the first transmission device, rotary angle transmitter and the first propeller；
Wherein, the first motor shaft of first servomotor passes through first transmission device through first axle sleeve
The blade of first propeller is driven to rotate；
The steering engine, the first servomotor are arranged on first fixed frame；First propeller is arranged on institute
First axle is stated to put on；
The first axle sleeve is circumferentially rotatable described in the servo driving, and then drives the base of first propeller circumferentially
Rotation；The rotary angle transmitter is used for the rotation angle for measuring first axle sleeve.
Preferably, the steering engine includes steering engine main body, steering engine axis peace belt wheel transmission device；
Wherein, the steering engine main body is connected with the first lower plate of fixed frame, and the steering engine axis passes through the first shaft coupling
Device is connected with steering engine main body, and the steering engine axis is engaged by axle sleeve described in flat tyre wheel actuator drives.
Preferably, first servomotor includes the first servomotor main body and the first motor shaft；
Wherein, first motor shaft is connected by second shaft coupling with the first servomotor main body, first electricity
Arbor penetrates the first lower plate of the first fixed frame and is connected by clutch shaft bearing with the first lower plate of the first fixed frame
Connect.
Preferably, first fixed frame includes the first lower plate and the first lower plate；
First lower plate welds the first box-structure to be formed by the first welding structural element and the first lower plate；
First axle sleeve is fixed on fixed first lower plate by clutch shaft bearing.
Preferably, first transmission device is Conical gear actuator.
Preferably, the rotary angle transmitter is fixed on the first lower plate of the first fixed frame.
Preferably, first propeller includes the first propeller main body and the first propeller shaft；
The first propeller main body is secured by bolts on the first propeller shaft, and first propeller shaft passes through
Two bearings and 3rd bearing are connected with first axle sleeve, and the first motor shaft of the first servomotor passes through the first transmission
Device drives first propeller shaft to rotate.
Preferably, the deep submergence side, which pushes away propeller, includes the second servomotor, the second fixed frame, the second axle sleeve, the
Two transmission devices and the second propeller；
Wherein, second servomotor includes the second servomotor main body and the second motor shaft, second motor shaft
It is connected by second shaft coupling with the second servomotor main body；
Second motor shaft passes through the second lower plate of second fixed frame and is consolidated by fourth bearing and second
The second lower plate for determining frame is connected；
Second fixed frame includes the second lower plate and the second lower plate；Second lower plate by welding structural element with
Second lower plate welds the second box-structure to be formed；
Second axle sleeve is fixed on the second lower plate of the second fixed frame by fourth bearing, second transmission
Device uses Conical gear actuator；
Second propeller includes the second propeller main body and the second propeller shaft, and the second propeller main body passes through
Bolt is fixed on the second propeller shaft, and second propeller is connected by 5th bearing and 6th bearing with the second axle sleeve
Connect, the second propeller shaft transmission and the second motor shaft of the second servomotor pass through the second transmission device and second spiral shell
Paddle shaft is revolved to rotate.
Preferably, first lower plate and second lower plate are used for the deck for being fixed on the ship model.
Compared with prior art, the present invention has following beneficial effect：
1st, the present invention can realize a wide range of covering in flow field, solve the uneven and attenuation problem that tradition makes stream；
2nd, the present invention can simulate a variety of flow field situations；
3rd, the buried depth of propeller of the present invention is larger, situations such as being not susceptible to vacuole, and can reduce the interference between paddle and ship,
Make simulation more accurate；
4th, the present invention can provide the numerical value of stream loading in real time, solve the problems, such as to be difficult in traditional experiment measured directly；
5th, the present invention makes full use of stream loading database, makes simulation more accurate；
6th, the present invention can in test quickly reach stabilization, it is not necessary to which the time of wait, improves the efficiency of experiment；
7th, the present invention can greatly reduce the electric energy needed for simulated flow pattern, environmentally protective；
8th, the present invention is easy to use, it is only necessary to which the change of very little is done to ship model to apply；
9th, the present invention is a closed-loop control system, without manual intervention；
10th, the present invention is easy for installation, does not have big influence to the molded line of ship.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the structure diagram of the present invention；
Fig. 2 is the schematic elevation view of the present invention；
Fig. 3 is the schematic top plan view of the present invention；
The structure diagram of full circle swinging propeller is submerged in Fig. 4 present invention deeply；
Fig. 5 is the schematic elevation view for submerging full circle swinging propeller in this hair deeply；
Fig. 6 is the structure diagram of motor in the present invention；
Fig. 7 is the structure diagram of fixed frame in the present invention；
Fig. 8 is the structure diagram of steering engine in the present invention；
Fig. 9 is angle transducer structure diagram in the present invention；
Figure 10 is the structure diagram of transmission device in the present invention；
Figure 11 is to submerge the structure diagram that side pushes away propeller in the present invention deeply；
Figure 12 is to submerge the schematic elevation view that side pushes away propeller in the present invention deeply；
Figure 13 is stream loading modeling process chart of the present invention；
Figure 14 is to submerge propeller arrangement schematic diagram in the present invention deeply.
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following embodiments will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
In the present embodiment, the experimental provision provided by the invention using deep submergence propeller simulation stream loading, including close
Ring servo-drive system module and automatic control module；
Wherein, the closed loop servo system module and the automatic control module are used to be arranged on ship model；
The closed loop servo system module includes deep submergence full circle swinging propeller 1 and deep submergence side pushes away propeller 2；
The automatic control module includes six degree of freedom optical motion measuring device, thrust distribution module, stream loading data
Storehouse and thrust-speed curves storage unit；
The six-freedom motion measuring device arrangement is used for according to ship's speed, bow to the flow velocity of angle and setting by pushing away
The stream that the thrust stored in power-speed curves storage unit-speed curves inquiry stream loading database is tried to achieve suffered by ship model carries
Lotus, so deep submergence full circle swinging propeller 1 is calculated by thrust distribution module and deep submergence side push away propeller 2 thrust and
Angle.
The deep submergence full circle swinging propeller 1 includes steering engine 3, the first servomotor 4, the first fixed frame 8, the first axle sleeve
16th, the first transmission device 6,7 and first propeller 5 of rotary angle transmitter；Wherein, the first motor of first servomotor 4
Axis 15 drives the blade of first propeller 5 to rotate through first axle sleeve 16 by first transmission device 6；It is described
Steering engine 3, the first servomotor 4 are arranged on first fixed frame 8；First propeller 5 is arranged on the first axle
On set 16；The steering engine 3 drives first axle sleeve 16 circumferentially rotatable, and then drives the base edge of first propeller 5
Rotate in a circumferential direction；The rotary angle transmitter 7 is used for the rotation angle for measuring first axle sleeve 16.
The steering engine 3 includes the peaceful belt wheel transmission device 11 of steering engine main body 9, steering engine axis 10；Wherein, the steering engine main body 9
It is connected with the first upper plate 12 of fixed frame 8, the steering engine axis 10 is connected by first shaft coupling 13 with steering engine main body 9
Connect, the steering engine axis 10 drives the axle sleeve 16 to be engaged by flat rubber belting wheel transmission device 11.
First servomotor 4 includes the first servomotor main body 14 and the first motor shaft 15；Wherein, first electricity
Arbor 15 is connected by second shaft coupling 17 with the first servomotor main body 14, and first motor shaft 15 penetrates the first fixation
First lower plate 18 of frame 8 and it is connected by clutch shaft bearing 19 with the first lower plate 18 of the first fixed frame.
First fixed frame 8 includes the first lower plate 18 and the first upper plate 12；First lower plate 18 passes through
The first box-structure 24 that first welding structural element and the welding of the first upper plate 12 are formed；First axle sleeve 16 passes through first axle
19 are held to be fixed on fixed first lower plate 18.
First transmission device 6 is Conical gear actuator.The rotary angle transmitter 7 is fixed on the first fixed frame
On 8 the first lower plate 18.First propeller 5 includes the first propeller main body 20 and the first propeller shaft 21；Described
One propeller main body 20 is secured by bolts on the first propeller shaft 21, and first propeller shaft 21 passes through second bearing 22
It is connected with 3rd bearing 23 with the first axle sleeve 16, the first motor shaft 15 of the first servomotor 4 is filled by the first transmission
6 drivings, first propeller shaft 21 is put to rotate.
The deep submergence side, which pushes away propeller 2, includes the second servomotor, the second fixed frame, the second axle sleeve, the second transmission
Device and the second propeller；Wherein, second servomotor includes the second servomotor main body and the second motor shaft, described
Second motor shaft is connected by second shaft coupling with the second servomotor main body；Second motor shaft is solid through described second
Determine the second lower plate 26 of frame and be connected by fourth bearing with the second lower plate 26 of the second fixed frame；Described second
Fixed frame includes the second lower plate 26 and the second upper plate；Second lower plate 26 passes through bottom on welding structural element and described second
Plate welds the second box-structure 28 to be formed；Second axle sleeve is fixed on by fourth bearing on the second of the second fixed frame
On bottom plate, second transmission device uses Conical gear actuator；Second propeller includes the second propeller main body
With the second propeller shaft, the second propeller main body is secured by bolts on the second propeller shaft, second propeller
It is connected by 5th bearing and 6th bearing with the second axle sleeve, the of second propeller shaft transmission and the second servomotor
Two motor shafts are rotated by the second transmission device and second propeller shaft.
First lower plate 12 and second upper plate 27 are used for the deck 29 for being fixed on the ship model.
The operation principle of experimental provision provided by the invention using deep submergence propeller simulation stream loading, such as Figure 13 institutes
Show, the flow velocity of setting experiment in advance, ship's speed is obtained by the real-time survey calculation of six degree of freedom optical motion acquisition system in model test
And corner, experiment flow velocity, ship's speed and corner are input into work station, and the stream loading database that stream hole is tested is combined, it is defeated
Go out making a concerted effort for stream loading, then the thrust size and Orientation of all propellers, wherein thrust size are obtained by thrust distribution module
Component checks in corresponding motor speed and input speed closed loop servo system by established thrust-speed curves, by watching
The encoder for servo motor for taking motor and its carrying ensures that the rotating speed of motor is the rotating speed needed；Wherein thrust direction (corner)
Component similarly enters corner closed loop servo system, ensures that the corner of steering engine is turning for needs by steering engine and rotary angle transmitter
Angle, so as to fulfill the real-time Simulation to stream loading；Stream loading acts on ship model, ship model is produced six-freedom motion, and pass through
Six degree of freedom optical motion measuring system measures, as the input for calculating subsequent time stream loading, so as to fulfill automatic control
System.
Thrust distribution module in automatic control module, on the premise of stream loading simulation effect in reaching experiment, this hair
Bright deep submergence propeller arrangement is as shown in figure 14, and a deep submergence full circle swinging propeller is installed in the stern of ship,
Fore body midline installs a deep submergence side and pushes away propeller.The thrust of deep submergence full circle swinging propeller can be to appoint in the range of 360 ° again
Meaning changes, and the deep side that submerges pushes away the thrust of propeller then only on 90 ° and 270 ° of directions.According to two paddle installation sites, by thrust point
Thrust and the corresponding corner that two deep submergence propellers to be sent can be tried to achieve with module.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (10)
1. a kind of experimental provision using deep submergence propeller simulation stream loading, it is characterised in that including closed loop servo system mould
Block and automatic control module；
Wherein, the closed loop servo system module and the automatic control module are used to be arranged on ship model；
The closed loop servo system module includes deep submergence full circle swinging propeller (1) and deep submergence side pushes away propeller (2)；
The automatic control module include six degree of freedom optical motion measuring device, thrust distribution module, stream loading database with
And thrust-speed curves storage unit；
The six degree of freedom optical motion measuring device arrangement is used for according to ship's speed, bow to the flow velocity of angle and setting by pushing away
The stream that the thrust stored in power-speed curves storage unit-speed curves inquiry stream loading database is tried to achieve suffered by ship model carries
Lotus, and then deep submergence full circle swinging propeller (1) is calculated and submerges side deeply by thrust distribution module and pushes away pushing away for propeller (2)
Power and angle.
2. the experimental provision according to claim 1 using deep submergence propeller simulation stream loading, it is characterised in that described
Deep submergence full circle swinging propeller (1) includes steering engine (3), the first servomotor (4), the first fixed frame (8), the first axle sleeve
(16), the first transmission device (6), rotary angle transmitter (7) and the first propeller (5)；
Wherein, the first motor shaft (15) of first servomotor (4) passes through described first through first axle sleeve (16)
Transmission device (6) drives the blade of first propeller (5) to rotate；
The steering engine (3), the first servomotor (4) are arranged on first fixed frame (8)；First propeller (5)
It is arranged on first axle sleeve (16)；
The steering engine (3) drives first axle sleeve (16) circumferentially rotatable, and then drives the base of first propeller (5)
It is circumferentially rotatable；The rotary angle transmitter (7) is used for the rotation angle for measuring first axle sleeve (16).
3. the experimental provision according to claim 2 using deep submergence propeller simulation stream loading, it is characterised in that described
Steering engine (3) includes the peaceful belt wheel transmission device (11) of steering engine main body (9), steering engine axis (10)；
Wherein, the steering engine main body (9) is connected with the first upper plate (12) of the first fixed frame (8), the steering engine axis
(10) it is connected by first shaft coupling (13) with steering engine main body (9), the steering engine axis (10) passes through flat rubber belting wheel transmission device
(11) first axle sleeve (16) is driven to be engaged.
4. the experimental provision according to claim 2 using deep submergence propeller simulation stream loading, it is characterised in that described
First servomotor (4) includes the first servomotor main body (14) and the first motor shaft (15)；
Wherein, first motor shaft (15) is connected by second shaft coupling (17) with the first servomotor main body (14), institute
The first motor shaft (15) is stated to penetrate the first lower plate (18) of the first fixed frame (8) and by clutch shaft bearing (19) and first consolidate
The first lower plate (18) for determining frame is connected.
5. the experimental provision according to claim 2 using deep submergence propeller simulation stream loading, it is characterised in that described
First fixed frame (8) includes the first lower plate (18) and the first upper plate (12)；
First lower plate (18) forms the first box-structure by the first welding structural element and the first upper plate (12) welding
(24)；
First axle sleeve (16) is fixed on first lower plate (18) by clutch shaft bearing (19).
6. the experimental provision according to claim 2 using deep submergence propeller simulation stream loading, it is characterised in that described
First transmission device (6) is Conical gear actuator.
7. the experimental provision according to claim 5 using deep submergence propeller simulation stream loading, it is characterised in that described
Rotary angle transmitter (7) is fixed on the first lower plate (18) of the first fixed frame (8).
8. the experimental provision according to claim 2 using deep submergence propeller simulation stream loading, it is characterised in that described
First propeller (5) includes the first propeller main body (20) and the first propeller shaft (21)；
The first propeller main body (20) is secured by bolts on the first propeller shaft (21), first propeller shaft
(21) it is connected by second bearing (22) and 3rd bearing (23) with first axle sleeve (16), the first servomotor (4)
First motor shaft (15) drives first propeller shaft (21) to rotate by first transmission device (6).
9. the experimental provision according to claim 5 using deep submergence propeller simulation stream loading, it is characterised in that described
Deep submergence side, which pushes away propeller (2), includes the second servomotor, the second fixed frame, the second axle sleeve, the second transmission device and the
Two propellers；
Wherein, second servomotor includes the second servomotor main body and the second motor shaft, and second motor shaft passes through
Second shaft coupling is connected with the second servomotor main body；
Second motor shaft passes through the second lower plate (26) of second fixed frame and is consolidated by fourth bearing and second
The second lower plate for determining frame is connected；
Second fixed frame includes the second lower plate (26) and the second upper plate (27)；Second upper plate passes through welding structure
Part forms the second box-structure with second lower plate (26) welding；
Second axle sleeve is fixed on the second lower plate (26) of the second fixed frame by fourth bearing, second transmission
Device uses Conical gear actuator；
Second propeller includes the second propeller main body and the second propeller shaft, and the second propeller main body passes through bolt
It is fixed on the second propeller shaft, second propeller is connected by 5th bearing and 6th bearing with the second axle sleeve, the
Second motor shaft of two servomotors is rotated by the second propeller shaft described in the second actuator drives.
10. the experimental provision according to claim 9 using deep submergence propeller simulation stream loading, it is characterised in that institute
State the first upper plate (12) and second upper plate (27) is fixed on the deck (29) of the ship model.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510817259.XA CN105486485B (en) | 2015-11-20 | 2015-11-20 | Utilize the experimental provision of deep submergence propeller simulation stream loading |
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| CN201510817259.XA CN105486485B (en) | 2015-11-20 | 2015-11-20 | Utilize the experimental provision of deep submergence propeller simulation stream loading |
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| CN105486485B true CN105486485B (en) | 2018-04-17 |
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Families Citing this family (1)
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| CN109325303B (en) * | 2018-10-10 | 2023-08-18 | 中国人民解放军海军工程大学 | Ship rotary motion simulation method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1556996A1 (en) * | 1987-06-29 | 1990-04-15 | Войсковая Часть 13132 | Bench for testing ship device |
| CN102636367A (en) * | 2012-04-23 | 2012-08-15 | 浙江大学 | Multi-degree-of-freedom dynamic loading device for simulating wind power and ocean current load |
| CN202694090U (en) * | 2012-03-30 | 2013-01-23 | 中国船舶重工集团公司第七○二研究所 | Measurement and control system of wave and current synchronous simulation device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61201132A (en) * | 1985-03-04 | 1986-09-05 | Mitsubishi Heavy Ind Ltd | Automatic follow-up device for model ship |
-
2015
- 2015-11-20 CN CN201510817259.XA patent/CN105486485B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1556996A1 (en) * | 1987-06-29 | 1990-04-15 | Войсковая Часть 13132 | Bench for testing ship device |
| CN202694090U (en) * | 2012-03-30 | 2013-01-23 | 中国船舶重工集团公司第七○二研究所 | Measurement and control system of wave and current synchronous simulation device |
| CN102636367A (en) * | 2012-04-23 | 2012-08-15 | 浙江大学 | Multi-degree-of-freedom dynamic loading device for simulating wind power and ocean current load |
Non-Patent Citations (1)
| Title |
|---|
| "深海脐带缆总体响应特性研究";陈希恰 等;《海洋工程装备与技术》;20150724;第2卷(第2期);全文 * |
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