CN107757852A - A kind of ocean platform with rotatable propeller - Google Patents
A kind of ocean platform with rotatable propeller Download PDFInfo
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- CN107757852A CN107757852A CN201711142478.8A CN201711142478A CN107757852A CN 107757852 A CN107757852 A CN 107757852A CN 201711142478 A CN201711142478 A CN 201711142478A CN 107757852 A CN107757852 A CN 107757852A
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- driver
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- 230000005540 biological transmission Effects 0.000 claims description 19
- 230000008878 coupling Effects 0.000 claims description 19
- 238000010168 coupling process Methods 0.000 claims description 19
- 238000005859 coupling reaction Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 8
- 230000001050 lubricating effect Effects 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 4
- 230000008859 change Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/08—Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H5/00—Arrangements on vessels of propulsion elements directly acting on water
- B63H5/07—Arrangements on vessels of propulsion elements directly acting on water of propellers
- B63H5/125—Arrangements on vessels of propulsion elements directly acting on water of propellers movably mounted with respect to hull, e.g. adjustable in direction, e.g. podded azimuthing thrusters
- B63H2005/1254—Podded azimuthing thrusters, i.e. podded thruster units arranged inboard for rotation about vertical axis
- B63H2005/1258—Podded azimuthing thrusters, i.e. podded thruster units arranged inboard for rotation about vertical axis with electric power transmission to propellers, i.e. with integrated electric propeller motors
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of ocean platform with rotatable propeller, including afterbody propeller, head propeller and main platform body, the afterbody propeller is installed on the tail end of main platform body, and the head propeller is installed on the head end of main platform body；Three afterbody propellers are set evenly and at intervals, two head propellers are set along the both sides of main platform body axis, the afterbody propeller and head propeller are rotatable.So as to realize the steering of main platform body, and the equal independent control of steering of each afterbody propeller and each head propeller, expand the steering range of main platform body, turn to more flexible；Thrust direction can be adjusted according to centre-of gravity shift situation in transfer, so that main platform body keeps balance, avoid the generation collided between ocean platform.
Description
Technical field
The present invention relates to ocean platform field, more particularly to a kind of ocean platform with rotatable propeller.
Background technology
Ocean platform is a kind of common offshore engineering equipment, and ocean platform is divided into two kinds of passive delivery and dynamic source,
Passive delivery ocean platform needs ship to haul to operating point, and dynamic source ocean platform is then by being installed on itself tail end
Propeller rotational, itself travelled forward using the recoil strength of water to promote, but the direction instruction of thrust is pointed to along platform tail end and put down
Platform head end, to change navigation direction rudder for being arranged on platform tail end can only be relied on to turn to realize.Its shortcoming is to turn partly
Footpath is larger, and for the huge ocean platform of build, steering operation difficulty is big, and steering response is slow.Especially actual work
When making, operating point sets multiple ocean platforms not far from one another, thus when shifting ocean platform easily under wind wave action
Crank and rock, due to failing to control steering in time, easily occur ocean platform between collision.
The content of the invention
It is an object of the invention to propose that a kind of steering is more flexible, can be pushed away in transfer according to the regulation of centre-of gravity shift situation
Force direction, so that main platform body keeps balance, avoid that the ocean platform with rotatable propeller collided between ocean platform occurs.
To use following technical scheme up to this purpose, the present invention：
A kind of ocean platform with rotatable propeller, including afterbody propeller, head propeller and main platform body, it is described
Afterbody propeller is installed on the tail end of main platform body, and the head propeller is installed on the head end of main platform body；
Three afterbody propellers are set evenly and at intervals, wherein an afterbody propeller is arranged at main platform body
Axis on, two afterbody propellers are arranged at the both sides of main platform body axis in addition；
Along the both sides of main platform body axis, two head propellers, the institute of the head propeller and homonymy are set
It is relative to state afterbody propeller；The afterbody propeller and head propeller are rotatable；
The afterbody propeller include afterbody quant motor, afterbody quant driver, shaft coupling, afterbody gyroaxis,
Afterbody panoramic table, afterbody revolution driving motor, afterbody revolution driver and tail undercarriage, the afterbody quant motor,
Afterbody quant driver, shaft coupling, afterbody gyroaxis, afterbody panoramic table, afterbody revolution driving motor and afterbody revolution driver
It is installed on the hull bottom deck of main platform body tail end, the output shaft of the afterbody quant motor passes through afterbody quant driver
Connected with one end of shaft coupling, the other end of the shaft coupling and the transmission axis connection of tail undercarriage, the afterbody quant drives
Dynamic motor drives the tail undercarriage to rotate；
The power transmission shaft and afterbody gyroaxis of the tail undercarriage are fixedly connected, and the afterbody gyroaxis is arranged at the tail
The inside of portion's panoramic table, the afterbody revolution driving motor is installed on the top of the afterbody panoramic table, and the afterbody returns
The output shaft for turning motor turns round driver and afterbody revolution axis connection, the afterbody revolution driving motor driving by afterbody
The afterbody gyroaxis rotates.
Preferably, the head propeller include head quant motor, head quant driver, head gyroaxis,
Head panoramic table, head revolution driving motor, head revolution driver and head propeller, the head quant motor,
Head quant driver, head gyroaxis, head panoramic table, head revolution driving motor and head revolution driver are installed on flat
On the hull bottom deck of platform main body head end；
The output shaft of the head quant motor is connected by the power transmission shaft of head quant driver and head propeller
Connect, the head quant motor and head quant driver are placed to be vertical, and the head quant motor drives institute
State head propeller rotational；
The power transmission shaft and head gyroaxis of the head propeller are fixedly connected, and the head gyroaxis is arranged at the head
The inside of portion's panoramic table, the head revolution driving motor is installed on the top of the head panoramic table, and the head is returned
The output shaft for turning motor turns round driver and head revolution axis connection, the head revolution driving motor driving by head
The head gyroaxis rotates.
Preferably, the shaft coupling is yielding coupling.
Preferably, the afterbody propeller is provided with two afterbody revolution driving motors, and two afterbody revolutions are driven
Dynamic motor is relatively installed on afterbody panoramic table.
Preferably, the afterbody propeller also includes tail gearbox, and the output shaft of the afterbody quant motor leads to
The tail gearbox is crossed to connect with afterbody quant driver；
The head propeller also includes head reductor, and the output shaft of the head quant motor passes through the head
Portion's reductor connects with head quant driver.
Preferably, the afterbody propeller also includes afterbody radome fairing, and the afterbody radome fairing is installed on the afterbody spiral shell
Revolve on oar；The head propeller also includes nose fairing, and the nose fairing is installed on the head propeller.
Preferably, the afterbody panoramic table is provided with lubricating pipe, and the delivery outlet of the lubricating pipe is close to afterbody gyroaxis
Set.
Preferably, the afterbody panoramic table is provided with cooling line, and the delivery outlet of the cooling line is close to tail undercarriage
Power transmission shaft set.
The afterbody propeller is rotatable, i.e., tail undercarriage is rotated by afterbody quant motor, to produce
While thrust, afterbody revolution driving motor drives whole tail undercarriage to rotate, to change the thrust direction of tail undercarriage；
The head propeller is rotatable, i.e., head propeller is rotated by head quant motor, to produce the same of thrust
When, head revolution driving motor drives whole head propeller rotational, to change the thrust direction of head propeller；So as to realize
The steering of main platform body, and the equal independent control of steering of each afterbody propeller and each head propeller, expand platform master
The steering range of body, turn to more flexible.
Especially real work when, operating point sets multiple ocean platforms not far from one another, therefore ocean when shifting
Platform easily under wind wave action crank and rock, cause the generation collided between ocean platform.It is and described with rotation
Turning the ocean platform of propeller has the variable afterbody propeller and head propeller of multiple thrust directions, can transfer when according to
Centre-of gravity shift situation adjusts thrust direction, so that main platform body keeps balance, avoids the generation collided between ocean platform.
Brief description of the drawings
The present invention will be further described for accompanying drawing, but the content in accompanying drawing does not form any limitation of the invention.
Fig. 1 is the offshore platform structure schematic diagram with rotatable propeller of the one of embodiment of the present invention；
Fig. 2 is the ocean platform side block diagram of the one of embodiment of the present invention；
Fig. 3 is the afterbody propeller structure figure of the one of embodiment of the present invention；
Fig. 4 is the afterbody propeller front view of the one of embodiment of the present invention；
Fig. 5 is the afterbody propeller top view of the one of embodiment of the present invention；
Fig. 6 is the head propeller structure figure of the one of embodiment of the present invention；
Fig. 7 is the head propeller top view of the one of embodiment of the present invention.
Wherein：Afterbody propeller 1；Head propeller 2；Main platform body 3；Afterbody quant motor 11；Afterbody quant passes
Dynamic device 12；Shaft coupling 13；Afterbody gyroaxis 14；Afterbody panoramic table 15；Afterbody revolution driving motor 16；Afterbody turns round driver
17；Tail undercarriage 18；Hull bottom deck 31；The power transmission shaft 181 of tail undercarriage 18；Head quant motor 21；Head ship
Oar driver 22；Head gyroaxis 23；Head panoramic table 24；Head revolution driving motor 25；Driver 26 is turned round on head；Head
Propeller 27；The power transmission shaft 271 of head propeller 27；Tail gearbox 19；Head reductor 28；Afterbody radome fairing 10；Head
Radome fairing 29；Lubricating pipe 151；Cooling line 152.
Embodiment
Further illustrate technical scheme below in conjunction with the accompanying drawings and by embodiment.
The ocean platform with rotatable propeller of the present embodiment, as shown in figure 1, being promoted including afterbody propeller 1, head
Device 2 and main platform body 3, the afterbody propeller 1 are installed on the tail end of main platform body 3, and the head propeller 2 is installed on platform
The head end of main body 3；
Three afterbody propellers 1 are set evenly and at intervals, wherein an afterbody propeller 1 is arranged at platform master
On the axis of body 3, two afterbody propellers 1 are arranged at the both sides of the axis of main platform body 3 in addition；
Along the both sides of the axis of main platform body 3, two head propellers 2, the head propeller 2 and homonymy are set
The afterbody propeller 1 it is relative；The afterbody propeller 1 and head propeller 2 are rotatable；
As shown in Figures 2 to 5, the afterbody propeller 1 includes afterbody quant motor 11, afterbody quant driver
12nd, shaft coupling 13, afterbody gyroaxis 14, afterbody panoramic table 15, afterbody revolution driving motor 16, afterbody revolution driver 17 and tail
Portion's propeller 18, the afterbody quant motor 11, afterbody quant driver 12, shaft coupling 13, afterbody gyroaxis 14, afterbody
Panoramic table 15, afterbody revolution driving motor 16 and afterbody revolution driver 17 are installed on the hull bottom deck 31 of the tail end of main platform body 3
On, the output shaft of the afterbody quant motor 11 is connected by afterbody quant driver 12 with one end of shaft coupling 13, institute
The power transmission shaft 181 of the other end and tail undercarriage 18 of stating shaft coupling 13 connects, and the afterbody quant motor 11 drives institute
Tail undercarriage 18 is stated to rotate；
The power transmission shaft 181 and afterbody gyroaxis 14 of the tail undercarriage 18 are fixedly connected, and the afterbody gyroaxis 14 is set
The inside of the afterbody panoramic table 15 is placed in, the afterbody revolution driving motor 16 is installed on the top of the afterbody panoramic table 15
Portion, and the output shaft of the afterbody revolution driving motor 16 turns round driver 17 by afterbody and afterbody gyroaxis 14 connects,
The afterbody revolution driving motor 16 drives the afterbody gyroaxis 14 to rotate.
Preferably, as shown in Figure 6, Figure 7, the head propeller 2 includes head quant motor 21, head quant passes
Dynamic device 22, head gyroaxis 23, head panoramic table 24, head revolution driving motor 25, head revolution driver 26 and head spiral shell
Revolve oar 27, the head quant motor 21, head quant driver 22, head gyroaxis 23, head panoramic table 24, head
Revolution driving motor 25 and head revolution driver 26 are installed on the hull bottom deck 31 of the head end of main platform body 3；
The biography that the output shaft of the head quant motor 21 passes through head quant driver 22 and head propeller 27
Moving axis 271 connects, and the head quant motor 21 and head quant driver 22 are placed to be vertical, and the head quant drives
Dynamic motor 21 drives the head propeller 27 to rotate；
The power transmission shaft 271 and head gyroaxis 23 of the head propeller 27 are fixedly connected, and the head gyroaxis 23 is set
The inside of the head panoramic table 24 is placed in, the head revolution driving motor 25 is installed on the top of the head panoramic table 24
Portion, and the output shaft of the head revolution driving motor 25 turns round driver 26 by head and head gyroaxis 23 connects,
The head revolution driving motor 25 drives the head gyroaxis 23 to rotate.
The ocean platform with rotatable propeller is provided with afterbody propeller 1 and head propeller 2, in transfer work
Main platform body 3 is promoted to ride the sea when putting；Because the tail end of main platform body 3 is power end, it is necessary to recoil strength using water
To promote main platform body 3 to travel forward, therefore three afterbody propellers 1 are set in the tail end of main platform body 3, think carrying
The motion of main platform body 3 measured in upper kiloton provides enough power；In the head end of main platform body 3, two head propellers are set
2, with the navigation direction of control platform main body 3, auxiliary afterbody propeller 1 promotes main platform body 3, therefore only needs along main platform body 3
The both sides of axis set two head propellers 2, you can the regulation in the navigation direction of main platform body 3 is realized, and it is generally flat
The head end space of platform main body 3 is small, therefore the power of head propeller 2 and quantity are respectively less than afterbody propeller 1.
The afterbody propeller 1 is rotatable, i.e., tail undercarriage 18 is rotated by afterbody quant motor 11, with
While producing thrust, afterbody revolution driving motor 16 drives whole tail undercarriage 18 to rotate, to change tail undercarriage 18
Thrust direction；The head propeller 2 is rotatable, i.e., head propeller 27 turns under the driving of head quant motor 21
Dynamic, while to produce thrust, head revolution driving motor 25 drives whole head propeller 27 to rotate, to change head spiral
The thrust direction of oar 27；So as to realize the steering of main platform body 3, and each afterbody propeller 1 and each head propeller 2
Equal independent control is turned to, expands the steering range of main platform body 3, is turned to more flexible.Especially real work when, one work
Point sets multiple ocean platforms not far from one another, thus when shifting ocean platform easily under wind wave action crank and occur
Rock, cause the generation collided between ocean platform.And the ocean platform with rotatable propeller is with multiple thrust directions
Variable afterbody propeller 1 and head propeller 2, thrust direction can be adjusted according to centre-of gravity shift situation in transfer, so that flat
Platform main body 3 keeps balance, avoids the generation collided between ocean platform.Head quant motor 21 and head the quant transmission
Device 22 is placed to be vertical, to reduce space-consuming.
Preferably, the shaft coupling 13 is yielding coupling.Yielding coupling transmits moment of torsion and need not with having zero clearance
The advantage of maintenance.
Preferably, as shown in Figure 4, Figure 5, the afterbody propeller 1 is provided with two afterbody revolution driving motors 16, and two
Afterbody revolution driving motor 16 is relatively installed on afterbody panoramic table 15 described in platform.The afterbody propeller 1 is provided with two institutes
Afterbody revolution driving motor 16 is stated, two afterbody revolution driving motors 16 can independently drive 14 turns of the afterbody gyroaxis
It is dynamic, can select in normal work will a wherein conduct of afterbody revolution driving motor 16 it is standby；In case of emergency make simultaneously
Driven with two afterbody revolution driving motors 16, to realize fast steering.
Preferably, as shown in figure 3, the afterbody propeller 1 also includes tail gearbox 19, the afterbody quant driving electricity
The output shaft of machine 11 is connected by the tail gearbox 19 and afterbody quant driver 12；
As shown in fig. 6, the head propeller 2 also includes head reductor 28, the head quant motor 21
Output shaft is connected by the head reductor 28 and head quant driver 22.
Preferably, as shown in Figure 3, Figure 4, the afterbody propeller 1 also includes afterbody radome fairing 10, the afterbody radome fairing
10 are installed on the tail undercarriage 18；As shown in fig. 6, the head propeller 2 also includes nose fairing 29, the head
Portion's radome fairing 29 is installed on the head propeller 27.Afterbody radome fairing 10 is used to guide current to enter tail undercarriage 18；
Nose fairing 29 is used to guide current to enter head propeller 27.
Preferably, as shown in Figure 4, Figure 5, the afterbody panoramic table 15 is provided with lubricating pipe 151, the lubricating pipe 151
Delivery outlet set close to afterbody gyroaxis 14.Lubricating pipe 151 is used for rearwardly gyroaxis 14 and conveys lubricating oil, reduces revolution
Resistance.
Preferably, as shown in Figure 4, Figure 5, the afterbody panoramic table 15 is provided with cooling line 152, the cooling line 152
Delivery outlet set close to the power transmission shaft 181 of tail undercarriage 18.Cooling line 152 is used for the power transmission shaft of rearwardly propeller 18
181 conveying coolants, reduce power transmission shaft 181 and rotate caused heat.
The technical principle of the present invention is described above in association with specific embodiment.These descriptions are intended merely to explain the present invention's
Principle, and limiting the scope of the invention can not be construed in any way.Based on explanation herein, the technology of this area
Personnel would not require any inventive effort the other embodiments that can associate the present invention, and these modes are fallen within
Within protection scope of the present invention.
Claims (8)
1. a kind of ocean platform with rotatable propeller, including afterbody propeller, head propeller and main platform body, the tail
Portion's propeller is installed on the tail end of main platform body, and the head propeller is installed on the head end of main platform body, it is characterised in that：
Three afterbody propellers are set evenly and at intervals, wherein an afterbody propeller is arranged in main platform body
On axis, two afterbody propellers are arranged at the both sides of main platform body axis in addition；
Along the both sides of main platform body axis, two head propellers, the tail of the head propeller and homonymy are set
Portion's propeller is relative；The afterbody propeller and head propeller are rotatable；
The afterbody propeller includes afterbody quant motor, afterbody quant driver, shaft coupling, afterbody gyroaxis, afterbody
Panoramic table, afterbody revolution driving motor, afterbody revolution driver and tail undercarriage, the afterbody quant motor, afterbody
Quant driver, shaft coupling, afterbody gyroaxis, afterbody panoramic table, afterbody revolution driving motor and afterbody revolution driver installation
In on the hull bottom deck of main platform body tail end, the output shaft of the afterbody quant motor passes through afterbody quant driver and connection
One end connection of axle device, the other end of the shaft coupling and the transmission axis connection of tail undercarriage, the afterbody quant driving electricity
Machine drives the tail undercarriage to rotate；
The power transmission shaft and afterbody gyroaxis of the tail undercarriage are fixedly connected, and the afterbody gyroaxis is arranged at the afterbody and returned
The inside of turntable, the afterbody revolution driving motor is installed on the top of the afterbody panoramic table, and afterbody revolution is driven
The output shaft of dynamic motor by afterbody turns round driver and afterbody turns round axis connection, described in the afterbody revolution driving motor driving
Afterbody gyroaxis rotates.
2. the ocean platform according to claim 1 with rotatable propeller, it is characterised in that：The head propeller bag
Include head quant motor, head quant driver, head gyroaxis, head panoramic table, head revolution driving motor, head
Driver and head propeller are turned round, the head quant motor, head quant driver, head gyroaxis, head are returned
Turntable, head revolution driving motor and head revolution driver are installed on the hull bottom deck of main platform body head end；
The output shaft of the head quant motor passes through the transmission axis connection of head quant driver and head propeller, institute
State head quant motor and head quant driver to place to be vertical, the head quant motor drives the head
Propeller rotational；
The power transmission shaft and head gyroaxis of the head propeller are fixedly connected, and the head gyroaxis is arranged at the head and returned
The inside of turntable, the head revolution driving motor is installed on the top of the head panoramic table, and head revolution is driven
The output shaft of dynamic motor by head turns round driver and axis connection is turned round on head, described in the head revolution driving motor driving
Head gyroaxis rotates.
3. the ocean platform according to claim 1 with rotatable propeller, it is characterised in that：The shaft coupling is elasticity
Shaft coupling.
4. the ocean platform according to claim 1 with rotatable propeller, it is characterised in that：The afterbody propeller is set
There are two afterbody revolution driving motors, two afterbody revolution driving motors are relatively installed on afterbody panoramic table.
5. the ocean platform according to claim 2 with rotatable propeller, it is characterised in that：The afterbody propeller is also
Including tail gearbox, the output shaft of the afterbody quant motor passes through the tail gearbox and afterbody quant driver
Connection；
The head propeller also includes head reductor, and the output shaft of the head quant motor is subtracted by the head
Fast machine connects with head quant driver.
6. the ocean platform according to claim 2 with rotatable propeller, it is characterised in that：The afterbody propeller is also
Including afterbody radome fairing, the afterbody radome fairing is installed on the tail undercarriage；The head propeller also includes head
Radome fairing, the nose fairing are installed on the head propeller.
7. the ocean platform according to claim 1 with rotatable propeller, it is characterised in that：The afterbody panoramic table is set
There is lubricating pipe, the delivery outlet of the lubricating pipe is set close to afterbody gyroaxis.
8. the ocean platform according to claim 1 with rotatable propeller, it is characterised in that：The afterbody panoramic table is set
There is cooling line, the delivery outlet of the cooling line is set close to the power transmission shaft of tail undercarriage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711142478.8A CN107757852A (en) | 2017-11-17 | 2017-11-17 | A kind of ocean platform with rotatable propeller |
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| CN201711142478.8A CN107757852A (en) | 2017-11-17 | 2017-11-17 | A kind of ocean platform with rotatable propeller |
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| KR20170044413A (en) * | 2015-10-15 | 2017-04-25 | 삼성중공업 주식회사 | Floating offshore structure |
| CN205098424U (en) * | 2015-10-19 | 2016-03-23 | 宏华海洋油气装备（江苏）有限公司 | Workover platform impels and dynamic positioning system |
| CN105501404A (en) * | 2015-12-21 | 2016-04-20 | 中远船务工程集团有限公司 | Oversea floating type nuclear power generating device of polygonal structure |
| CN106828812A (en) * | 2016-12-29 | 2017-06-13 | 泰州职业技术学院 | Semi-submersible type deep-sea wind-powered electricity generation mounting platform and its wind power generating set integral installation method |
| CN207417100U (en) * | 2017-11-17 | 2018-05-29 | 佛山市榕岸海洋工程装备有限公司 | A kind of ocean platform with rotatable propeller |
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