CN102358403B - For anti-system and the semi-submerged platform of toppling of semi-submerged platform - Google Patents
For anti-system and the semi-submerged platform of toppling of semi-submerged platform Download PDFInfo
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- CN102358403B CN102358403B CN201110236811.8A CN201110236811A CN102358403B CN 102358403 B CN102358403 B CN 102358403B CN 201110236811 A CN201110236811 A CN 201110236811A CN 102358403 B CN102358403 B CN 102358403B
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- 230000035699 permeability Effects 0.000 claims abstract description 32
- 239000013535 sea water Substances 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 49
- 239000003921 oil Substances 0.000 claims description 48
- 238000007667 floating Methods 0.000 claims description 43
- 239000000446 fuel Substances 0.000 claims description 35
- 239000010720 hydraulic oil Substances 0.000 claims description 22
- 239000012530 fluid Substances 0.000 claims description 18
- 239000002828 fuel tank Substances 0.000 claims description 12
- 238000004146 energy storage Methods 0.000 claims description 10
- 239000002826 coolant Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 239000008400 supply water Substances 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 229910001111 Fine metal Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Abstract
The invention discloses a kind of semi-submerged platform and the anti-system of toppling for semi-submerged platform.This anti-system of toppling comprises: ballast pump system, comprises ballast main, at least one ballast pump and multiple ballast branch pipe; Compressed air system, comprises pneumatic manifold, at least one ballast Air compressor and one or more pressurized air arm with compressed air valve; At least one quick ballast tank, each quick ballast tank is communicated with outside air by the first permeability cell, by being with the first maritime pipe of sea valve to be communicated with extraneous seawater, and is connected to ballast main by one or more ballast branch pipe; And at least one pneumatic ballast tank, each pneumatic ballast tank is communicated with outside air by the second permeability cell of band vent valve, by being with the second maritime pipe of sea valve to be communicated with extraneous seawater, and be connected to pneumatic manifold by least one pressurized air arm.Anti-capsizing moment can be provided rapidly according to the anti-system of toppling of the present invention, keep platform floading condition.
Description
Technical field
The present invention relates to semi-submerged platform, particularly relate to a kind of anti-system of toppling for semi-submerged platform, and a kind of semi-submerged platform with anti-system of toppling.
Background technology
Play an important role in semi-submerged platform operation at sea, it generally includes upper hull lower hull, lower hull comprises two floating drums, these two floating drums are arranged in the below of upper hull respectively along the left and right topside of platform, and each floating drum is connected to the bottom of upper hull respectively by two columns, also can be provided with the drive system of platform at lower hull.Semi-submerged platform may produce significantly longitudinal and transverse angle of toppling in operation process, therefore needs corresponding anti-system of toppling to balance capsizing moment, to keep the basic floading condition of platform.Such as, for large-scale half latent lifting platform, anti-system of toppling just plays a part very important in its lifting operation.Traditional platform is counter, and system of toppling adopts pump pressure to carry regulative mode, utilizes ballast pump group to adjust water filling two in ballast tank to keep the normal floading condition of platform.This regulative mode needs the ballast pump of many group huge discharge jointly to complete usually, and not only consumption of power is large, and the allotment time is long, is difficult to the short time lifting operation needs met required for lifting platform.
Summary of the invention
One object of the present invention is to provide a kind of anti-system of toppling for semi-submerged platform, to solve or to be at least improve above-mentioned one or more deficiency of the prior art.
Another object of the present invention is to provide a kind of semi-submerged platform, to solve or to be at least improve above-mentioned one or more deficiency of the prior art.
For achieving the above object, the invention provides a kind of anti-system of toppling for semi-submerged platform, one or more hoisting crane that described platform comprises upper hull, lower hull and arranges near platform topside, described lower hull comprises two floating drums being arranged in the below of described upper hull respectively along the left and right topside of platform, and each described floating drum is connected to the bottom of described upper hull respectively by two columns, wherein a floating drum is larger than another floating drum.The described anti-system of toppling comprises: ballast pump system, comprises ballast main, for supply water to described ballast main and from least one ballast pump of described ballast main draining and multiple ballast branch pipe being connected to this ballast main; Compressed air system, comprises pneumatic manifold, for providing compressed-air actuated at least one ballast Air compressor to described ballast air main and being one or morely connected to described pneumatic manifold and with the pressurized air arm of compressed air valve; At least one can realize the quick ballast tank of fast water injection in cabin, each quick ballast tank is communicated with outside air by the first permeability cell, by being with the first maritime pipe of sea valve to be communicated with extraneous seawater, and be connected to described ballast main by one or more described ballast branch pipe; And at least one can utilize pressurized air realization from the pneumatic ballast tank of Quick drainage in cabin, each pneumatic ballast tank is communicated with outside air by the second permeability cell of band vent valve, by being with the second maritime pipe of sea valve to be communicated with extraneous seawater, and be connected to described pneumatic manifold by least one pressurized air arm.
Described pneumatic ballast tank can be connected with described ballast main by one or more described ballast branch pipe.
Described anti-system of toppling also can comprise at least one the 3rd ballast tank, and each 3rd ballast tank is communicated with outside air by the 3rd permeability cell, and is connected with described ballast main by one or more described ballast branch pipe.
Ballast water valve is installed in ballast branch pipe described at least one.
The first paragraph that permeability cell described at least one can comprise the top being arranged on corresponding ballast tank and extend to described platform from this first paragraph deck on second segment.Can be provided with the reversion be communicated with this ballast tank in this first paragraph to breathe freely boiler check valve, and this first paragraph is also connected to the bilge piping system of described platform by a shutoff valve.
The exit be connected with outside air of permeability cell described at least one can be provided with ball float vent valve.
Described ballast pump system also can comprise: sea water tank, is communicated with extraneous seawater by being with the sea cock and valve of filter screen; Oral siphon, between the water inlet being connected to described sea water tank and described ballast pump; Coolant outlet pipe, is connected between the water outlet of described ballast pump and described ballast main; Bypass pipe, between the water inlet being connected to described ballast main and described ballast pump; And drain hose, be connected between the water outlet of described ballast pump and described extraneous seawater.Be provided with the first on-off valve in described oral siphon, in described coolant outlet pipe, be provided with the second on-off valve, be provided with the 3rd on-off valve in described bypass pipe, and in described drain hose, be provided with the 4th on-off valve.
Each described pneumatic ballast tank is connected to described pneumatic manifold by being opened on the multiple described pressurized air arm of diverse location in described pneumatic ballast tank.
Boiler check valve can be provided with in pressurized air arm described at least one.
Described compressed air system can comprise multiple ballast Air compressor, described pneumatic manifold described multiple ballast Air compressor in parallel.
Described counter at least one valve toppled in system is hydraulically powered, and described anti-system of toppling also can comprise the fluid power system for driving this at least one valve.Described fluid power system comprises: at least one is for providing the hydraulic power unit of pressurized hydraulic oil; For supplying the oil feed line of the hydraulic oil from described hydraulic power unit, comprise the fuel feeding house steward that is connected with described hydraulic power unit and at least one fuel feeding be connected between described fuel feeding house steward and at least one valve described is in charge of, wherein each fuel feeding is provided with an electromagnetic valve in being in charge of; And for returning the oil return line of described hydraulic power unit for hydraulic oil, comprise the oil return house steward that is connected with described hydraulic power unit and at least one oil return be connected between described oil return house steward and at least one valve described is in charge of.
Described hydraulic power unit can comprise: fuel tank, stores hydraulic oil; Fuel feed pipe, is connected between described fuel tank and described fuel feeding house steward; Oil return pipe, is connected between described fuel tank and described oil return house steward; And for the hydraulic oil pressurization in described fuel tank being provided at least one oil feed pump of described fuel feed pipe.
Described hydraulic power unit also comprises at least one for keeping the energy storage unit of the pressure of hydraulic oil in described fuel feed pipe, and described energy storage unit is connected to described fuel feed pipe.
Described fluid power system can comprise: two hydraulic power units, and main oil feed pump and oil feed pump for subsequent use and being used for controls the valve of liquid in-out force feed.Wherein, each hydraulic power unit comprises multiple energy storage unit.
The described anti-system of toppling comprises two fluid power systems, and fuel feeding house steward and the oil return house steward of described two fluid power systems are connected respectively by a reversing solenoid valve.
For achieving the above object, present invention also offers a kind of semi-submerged platform, one or more hoisting crane comprising upper hull, lower hull and arrange near platform topside, described lower hull comprises two floating drums being arranged in the below of described upper hull respectively along the left and right topside of platform, and each described floating drum is connected to the bottom of described upper hull respectively by two columns, wherein a floating drum is larger than another floating drum.Described platform is also provided with as above according to anti-system of toppling of the present invention, and wherein, described quick ballast tank and described pneumatic ballast tank are arranged in described lower hull.
In each described floating drum, a described ballast pump system and at least one quick ballast tank can be furnished with respectively.
Can be furnished with at least one pneumatic ballast tank respectively in each described column, the Air compressor of described compressed air system and pneumatic manifold can be arranged in described upper hull.
Described pneumatic ballast tank can be arranged to annular, and is arranged in the position of the periphery near corresponding column.
Described platform also can comprise at least one the 3rd ballast tank be arranged in each described floating drum, and the 3rd ballast tank is communicated with outside air by the 3rd permeability cell, and is connected with described ballast main by one or more described ballast branch pipe.
Described quick ballast tank is arranged in the interlude of corresponding floating drum.
The anti-system of toppling according to the present invention can rely on the self gravitation of seawater to realize ballast water to inject ballast tank fast, pressurized air can be relied on to realize ballast water simultaneously and discharge ballast tank fast.These two kinds operations are carried out simultaneously, can improve the allotment speed of ballast water, thus the quick capsizing moment producing anti-capsizing moment and bring to offset platform operations (such as hoist operation), make platform keep normal floading condition.The capsizing moment that operation brings thereby, it is possible to Fast-Balance hoists, simplify the anti-ballasting system that topples, improve and to hoist operating efficiency.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and detailed embodiment, the present invention is described in detail, wherein:
Fig. 1 shows the transparent view of semi-submerged platform according to an embodiment of the invention;
Fig. 2 is the schematic diagram of ballast pump system according to an embodiment of the invention;
Fig. 3 is the schematic diagram of compressed air system according to an embodiment of the invention;
Fig. 4 is the schematic diagram of the first ballast tank according to an embodiment of the invention;
Fig. 5 is the schematic diagram of the second ballast tank according to an embodiment of the invention;
Fig. 6 is the schematic diagram of the 3rd ballast tank according to an embodiment of the invention;
Fig. 7 is the column of platform starboard side and the side view cutaway drawing of floating drum according to an embodiment of the invention;
Fig. 8 is the side view cutaway drawing of the larboard column of platform and floating drum according to an embodiment of the invention;
Fig. 9 is the vertical view cutaway drawing of platform column according to an embodiment of the invention;
Figure 10 is the vertical view cutaway drawing of platform floating drum according to an embodiment of the invention;
Figure 11 is the schematic diagram of hydraulic power system according to an embodiment of the invention; And
Figure 12 is the schematic diagram of hydraulic power unit according to an embodiment of the invention.
Detailed description of the invention
Below, by exemplary embodiment, the present invention is specifically described.But should be appreciated that the element described in one embodiment, structure and feature also can be attached in other embodiment valuably when not describing further.
As shown in Figure 1, semi-submerged platform 10 comprises upper hull 11 and lower hull 12 according to an embodiment of the invention.Lower hull 12 comprises the first floating drum 14 and the second floating drum 15 of the below being arranged in upper hull 11, and wherein the first floating drum 14 is arranged along the starboard side of platform 10, and is connected to the bottom of upper hull 11 by two columns 16; And the second floating drum 15 is arranged along the port side of platform 10, and be connected to the bottom of upper hull 11 by two columns 17.Should be appreciated that accompanying drawing of the present invention not proportionally illustrates.Although the first floating drum 14 to the second floating drum 15 shown in figure is large, but this is not limitation of the invention.
For keeping the basic floading condition of platform, in platform 10, be also provided with anti-system of toppling.With reference to figure 2-12, the counter according to an embodiment of the invention system of toppling comprise ballast pump system 20, compressed air system 30, for realizing at least one first ballast tank 40 of fast water injection and at least one second ballast tank 50 for realizing Quick drainage.Illustrate respectively below.
Ballast pump system 20, as shown in Figure 2, comprises ballast main 21, at least one ballast pump 22 and multiple ballast branch pipe 28 being connected to ballast main 21.Ballast pump 22 is arranged for and supplies water to ballast main 21 and discharged from ballast main 21 by water.Multiple ballast pump 22 preferably can be set, and these ballast pumps 22 are parallel-connected to ballast main 21, thus the working properly of whole ballast pump system 20 can be ensured when certain ballast pump 22 unexpected et out of order.Fig. 2 shows the situation that two ballast pumps 22 are parallel-connected to a ballast main 21.
According to a specific embodiment of the present invention, ballast pump system 20 also can include: sea water tank 23, oral siphon 24, coolant outlet pipe 25, bypass pipe 26 and drain hose 27.Sea water tank 23 is communicated with extraneous seawater by the sea cock and valve (not shown) of band filter screen, thus the impurity in extraneous seawater can be avoided to block ballast pump system 20 and avoid damaging ballast pump 22.Oral siphon 24 is connected between the water inlet of sea water tank 23 and ballast pump 22, and is provided with on-off valve 241.Coolant outlet pipe 25 is connected between the water outlet of ballast pump 22 and ballast main 21, and is provided with on-off valve 251.Bypass pipe 26 is connected between the water inlet of ballast main 21 and ballast pump 22, and is provided with on-off valve 261.Drain hose 27 is connected between the water outlet of ballast pump 22 and extraneous seawater, and is provided with on-off valve 271.
Operationally, by suitably controlling the break-make of on-off valve 241,251,261,271, can realize utilizing ballast pump 22 to supply water or draining from ballast main 21 to ballast main 21.Specifically, in the injecting process, on-off valve 241 and 251 is opened and on-off valve 261 and 271 is closed, thus make the water in sea water tank 23 can be admitted to ballast main 21 via oral siphon 24, ballast pump 22 and coolant outlet pipe 25 successively, then enter corresponding ballast tank via each ballast branch pipe 28 again.In drainage procedure, on-off valve 261 and 271 is opened and on-off valve 241 and 251 is closed.At this moment the connection between sea water tank 23 and ballast pump 22 disconnects, and the water in ballast tank arrives ballast main 21 via its respective ballast branch pipe 28, then is discharged to outside platform via bypass pipe 26, ballast pump 22 and drain hose 27 successively.Preferably, in ballast branch pipe 28, ballast water valve 281 is installed.Like this, can selectively to specific ballast tank water filling or draining by the opening and closing of control cock 281.
As shown in Figure 3, compressed air system 30 comprises pneumatic manifold 31, at least one ballast Air compressor 32 and is one or morely connected to pneumatic manifold 31 and with the pressurized air arm 33 of compressed air valve 331.Ballast Air compressor 32 is arranged for provides pressurized air to pneumatic manifold 31.According to an embodiment, compressed air system 30 is arranged in upper hull 11.Preferably, can arrange multiple (four such as shown in Fig. 3) ballast Air compressor 32 at the stern of upper hull 11, these Air compressors 32 are parallel-connected to pneumatic manifold 31.This set makes, even if Air compressor 32 et out of order, remaining Air compressor 32 also can ensure that the air feed to pneumatic manifold 31 and arm 33 is normal.
First ballast tank 40 is also called quick ballast tank, and it can realize fast water injection in cabin.As shown in Figure 4, quick ballast tank 40 is communicated with outside air by permeability cell 41, by being with the maritime pipe 42 of sea valve 421 to be communicated with extraneous seawater, and is connected to ballast main 21 by (or also can be a multiple) ballast branch pipe 28.When needs fast water injection, sea valve 421 is opened, thus extraneous seawater is entered into fast in cabin 40 via maritime pipe 42 under hydraulic pressure effect.When needs draining, the water in cabin can utilize ballast pump system 20 to discharge via ballast branch pipe 28.Certainly, when the time is enough, ballast pump system 20 also can be utilized to realize the water flood operations of ballast tank 40, because the time that the time of this water flood operations operates much larger than fast water injection.
Ballast tank 40 keeps the balance of cabin internal gas pressure and ambient pressure by permeability cell 41.In one example in which, the permeability cell 41 approximate horizontal first paragraph 411 that can comprise the top being arranged on ballast tank 40 and extend to platform 10 from first paragraph 411 deck 13 on second segment 412.For avoiding may existing in permeability cell 41 the ventilative pipeline of ponding blocking, the reversion be communicated with can be set in first paragraph 411 and breathe freely boiler check valve 413, the water in first paragraph 411 is flow back in cabin by the ventilative boiler check valve 413 that reverses with ballast tank 40.In addition, this first paragraph 411 can also be connected to the bilge piping system 80 of platform 10 by shutoff valve 414.Bilge piping system 60 is a kind of conventional systems in semi-submerged platform, and it is responsible for the bilge water formed because of residual, infiltration and/or condensation in semi-submerged platform to be discharged to outside platform everywhere.Preferably, the first paragraph 411 of permeability cell extend in ballast tank 40 out of my cabin, the ventilative boiler check valve 413 of reversion is arranged on the part in its cabin, and shutoff valve 414 is connected to its part out of my cabin, as shown in Figure 4.
In one example in which, in the exit that permeability cell 41 is connected with outside air, (being generally the highest point of permeability cell) is provided with the ball float vent valve 415 being with fine metal mesh, and ball float vent valve 415 allows gas water (as rainwater, seawater etc.) can be avoided to enter permeability cell 41 from outside from permeability cell 41 is discharged while.
Second ballast tank 50 is also called pneumatic ballast tank, and it can utilize pressurized air to realize from Quick drainage in cabin.As shown in Figure 5, pneumatic ballast tank 50 is communicated with outside air by the permeability cell 51 of band vent valve 511, by being with the maritime pipe 52 of sea valve 521 to be communicated with extraneous seawater, and be connected to pneumatic manifold 21 by the pressurized air arm 33 of band compressed air valve 331.
When needs Quick drainage, close vent valve 511, and open sea valve 521 and compressed air valve 331.Like this, the pressurized air from compressed air system pressurized air 30 enters pneumatic ballast tank 50 via pressurized air arm 33, impels the water in cabin to be discharged to marine fast via maritime pipe 52.Now, in cabin, gas can not be discharged by permeability cell 51.When needs are to ballast tank 50 water filling, compressed air valve 331 is closed, and vent valve 511 is opened.Now, directly can inject seawater via maritime pipe 52 similarly with the first ballast tank 40, thus can fast water injection be realized.Alternatively, pneumatic ballast tank 50 is also connected with ballast main 21 by one or more ballast branch pipe 28, thus ballast pump system 20 can be utilized to realize conventional water filling and drain operation.
Permeability cell 51 can be arranged to the structure similar with the permeability cell 41 of the first ballast tank, is also provided with reversion ventilative boiler check valve, shutoff valve and/or ball float vent valve, is not carefully stating here.Preferably, boiler check valve 333 can be set in pressurized air arm 33, such as butterfly-type boiler check valve, return in the pipeline of compressed air system to prevent the gas in cabin 50.
In one example in which, each pneumatic ballast tank 50 is equipped with the maritime pipe 52 of two permeability cells 51, two and four pressurized air arms 33, to improve the functional reliability of pneumatic ballast tank.The pneumatic ballast tank 50 that is configured to according to pneumatic ballast tank 50 is equipped with multiple pressurized air arm 33, and these pressurized air arms 33 are opened on the diverse location in cabin, and this is very favourable.Because this can be avoided formation pressurized air in ballast tank 50 to be difficult to the dead angle arrived, and affects drainage effect.Fig. 9 shows the example with the pneumatic ballast tank 50 of annular that four pressurized airs prop up tube opening 332.
The anti-system of toppling according to the present invention can rely on the self gravitation of seawater to realize ballast water to inject ballast tank fast, pressurized air can be relied on to realize ballast water simultaneously and discharge ballast tank fast.These two kinds operations are carried out simultaneously, can improve the allotment speed of ballast water, thus the quick capsizing moment producing anti-capsizing moment and bring to offset platform operations (such as hoist operation), make platform keep normal floading condition.
In a specific embodiment of anti-system of toppling according to the present invention, the operation pressure of air compressor 32 is 2.6bar, and flow is 8390Nm
3/ h; Each pneumatic ballast tank 50 is equipped with four diameters to be the pressurized air arm 33 of 300mm; The diameter of maritime pipe 42,52 is 1000mm.This anti-system of toppling can meet the ocean engineering of 3600 tons of hoisting in 30 minutes and to hoist demand.
According to one embodiment of the invention, anti-system of toppling also can comprise one or more 3rd ballast tank 60.3rd ballast tank 60 is also known as common ballast tank, and it realizes water filling in cabin and draining by the mode that traditional ballast pump regulates.Specifically, as shown in Figure 6, common ballast tank 60 is communicated with outside air by permeability cell 61, and is connected with ballast main 21 by one or more ballast branch pipe 28.Permeability cell 61 can be arranged to the structure similar with the permeability cell 41 of the first ballast tank, is also provided with reversion ventilative boiler check valve 613, shutoff valve 614 and/or ball float vent valve 615, is not carefully stating here.
Like this, when not needing Quick for anti-capsizing moment, traditional pump pressure can be realized by common ballast tank 60 and carrying regulative mode, thus can energy consumption be reduced.Advantageously, also permeability cell and ballast branch pipe is provided with because quick ballast tank 40 and Pneumatic pressure carry in cabin 50, therefore they also realize pump pressure the same as common ballast tank 60 can carry adjustment, thus are conducive to energy efficient, and improve the applicability of each ballast tank.
As is seen in figs 7-10, in one example in which, quick ballast tank 40 is arranged in floating drum 14,15, enters fast in cabin to be conducive to seawater; And pneumatic ballast tank 50 is arranged in column 16,17, to be conducive to the discharge of cabin maritime interior waters.Preferably, in each floating drum 14,15, be furnished with at least one quick ballast tank 40 respectively.Meanwhile, in each floating drum 14,15, be furnished with a ballast pump system 20 respectively, so that carry out draining to quick ballast tank 40.At least one pneumatic ballast tank 50 can be furnished with respectively in each column 16,17.Pneumatic ballast tank 50 is preferably arranged to annular, and is arranged in the position of the periphery near corresponding column, thus can play a protective role to the cabin and equipment being arranged in corresponding column central authorities.Air compressor 32 and the pneumatic manifold 31 of compressed air system 30 are arranged in upper hull 11.Common ballast tank 60 also can be arranged in floating drum 14,15, and and quick ballast tank 40 interval arrange.For example, four quick ballast tanks 40 and eight common ballast tanks 60 can be arranged in floating drum 14, and arrange six quick ballast tanks 40 and four common ballast tanks 60 in floating drum 15.
In an example of the present invention, platform 10 is lifting platform, and is equipped with one or more hoisting crane 18, such as crane capacity more than 100 tons, the even marine crane of more than 1000 tons.Quick ballast tank 40 is implemented in any suitably arranged according to the setting position of hoisting crane 18, to be conducive to operationally the produced capsizing moment of balance crane 18.Such as, when hoisting crane 18 is arranged in the topside near platform 10 as shown in Figure 1, quick ballast tank 40 is preferably arranged in the position of the close interlude of floating drum 14,15, as shown in Figure 10.When hoisting crane 18 is arranged in stern end (or bow) near platform 10, quick ballast tank 40 is preferably arranged in bow, the stern section of floating drum 14,15.
According to the present invention, the counter one or more execution valves in system of toppling are (as sea cock and valve, on-off valve, ballast water valve, compressed air valve, sea valve, reversion are breathed freely boiler check valve, shutoff valve, ball float vent valve, vent valve and/or butterfly-type boiler check valve etc., particularly sea valve, compressed air valve and vent valve) opening and closing, can by hydraulic-driven.The described anti-system of toppling comprises the fluid power system 70 for these valves of hydraulic-driven.
As shown in figure 11, fluid power system 70 comprises: at least one is for providing the hydraulic power unit 71 of pressurized hydraulic oil, for supplying from the oil feed line of the hydraulic oil of hydraulic power unit 71 and for the oil return line for hydraulic oil hydraulic return power unit 71.Oil feed line comprises the fuel feeding house steward 721 that is connected with hydraulic power unit and is connected to fuel feeding house steward 721 and counter each fuel feeding performed between valve toppled in system is in charge of 722.Wherein be respectively arranged with a fuel feeding corresponding to each hydraulically powered execution valve and be in charge of 722, each fuel feeding is in charge of 722 and is provided with an electromagnetic valve.When needing certain of toppling in system counter to perform valve events, corresponding electromagnetic valve is opened, thus hydraulic oil can be utilized to carry out required opening or closing action to control this execution valve.Do not need the closed electromagnetic valve corresponding to execution valve of action.Preferably, one or more solenoid valve box 74 can be set, to hold electromagnetic valve.Oil return line comprises the oil return house steward 731 that is connected with hydraulic power unit 71 and is connected to oil return house steward 731 and counter each oil return performed between valve of toppling in system is in charge of 732.Wherein be respectively arranged with an oil return corresponding to each hydraulically powered execution valve and be in charge of 732.
As shown in figure 12, in one example in which, hydraulic power unit 71 comprises: for storing the fuel tank 711 of hydraulic oil, main hydraulic type pump for applying fuel oil 712, redundant hydraulic oil feed pump 713, fuel feed pipe 714 and oil return pipe 715.Wherein fuel feed pipe 714 is connected between fuel tank 711 and fuel feeding house steward 721, and oil return pipe 715 is connected between fuel tank 711 and oil return house steward 731.Two oil feed pumps 712,713 are connected respectively on fuel feed pipe 714, be provided to fuel feed pipe 714, be then supplied to the oil feed line of fluid power system 70 for by the hydraulic oil pressurization in fuel tank 711.
In order to keep the pressure of hydraulic oil in oil feed line to be in preset range, preferably in described hydraulic power unit 71, one or more energy storage unit 76 also can be set.In energy storage unit 76, savings have and have hydraulic oil, and are such as carried out the pressure of maintenance medium force feed by pressure gas etc.Hydraulic oil in energy storage unit 76 is connected to fuel feed pipe 714 by pipeline 761, keeps the oil pressure in the oil feed line of fluid power system 70 with this.
In working order, energy storage unit 76 can by the actr fuel feeding of oil feed line to each execution valve of anti-system of toppling, with realize corresponding valve unlatching close.In this process, the oil pressure in energy storage unit 76 can reduce, and when pressure is lower than the first scheduled pressure value, main oil feed pump 712 starts, with to system fuel feeding.If pressure continue to reduce and lower than the second scheduled pressure value (such as 155bar) time, oil feed pump 713 for subsequent use starts, and now, two oil feed pumps are fuel feeding simultaneously.When pressure is elevated to the 3rd scheduled pressure value, main oil feed pump 712 stop control lever.When pressure is elevated to the 4th scheduled pressure value, oil feed pump 713 stop control lever for subsequent use.Wherein the third and fourth scheduled pressure value can identical also can be different.It is favourable for arranging two oil feed pumps, because can utilize oil feed pump work for subsequent use when main oil feed pump breaks down, improves the reliability of fluid power system.But according to other embodiments of the invention, also an oil feed pump only can be set.
Preferably, as shown in figure 11, a fluid power system 70 can be arranged respectively at the left and right topside of upper hull 11.Fuel feeding house steward 721, the oil return house steward 731 of two fluid power systems 70 are connected respectively by reversing solenoid valve 75, thus make, when hydraulic power unit 72 et out of order in a fluid power system 70, the hydraulic power unit 71 in another fluid power system 70 can be utilized to provide hydraulic-driven to the electromagnetic valve in two systems 70 simultaneously.Which thereby enhance functional reliability.
Although it should be pointed out that invention has been described by above-mentioned embodiment, but the present invention also can have other numerous embodiments.Without departing from the spirit and scope of the present invention; those of ordinary skill in the art obviously can make various corresponding change and distortion to the present invention, but these change and distortion all should belong in the scope that claims of the present invention and equivalent thereof protect.
Claims (18)
1. the anti-system of toppling for semi-submerged platform, one or more hoisting crane that described platform comprises upper hull, lower hull and arranges near platform topside, described lower hull comprises two floating drums being arranged in the below of described upper hull respectively along the left and right topside of platform, and each described floating drum is connected to the bottom of described upper hull respectively by two columns, wherein a floating drum is larger than another floating drum, it is characterized in that, the described anti-system of toppling comprises:
Ballast pump system, comprises ballast main, for supply water to described ballast main and from least one ballast pump of described ballast main draining and multiple ballast branch pipe being connected to this ballast main;
Compressed air system, comprises pneumatic manifold, for providing compressed-air actuated at least one ballast Air compressor to described ballast air main and being one or morely connected to described pneumatic manifold and with the pressurized air arm of compressed air valve;
At least one can realize the quick ballast tank of fast water injection in cabin, to be arranged in corresponding floating drum and to be positioned at the interlude of corresponding floating drum, each quick ballast tank is communicated with outside air by the first permeability cell, each quick ballast tank is communicated with extraneous seawater by the first maritime pipe of band sea valve, extraneous seawater is made to enter in described quick ballast tank via described first maritime pipe under hydraulic pressure effect, and each quick ballast tank is connected to described ballast main by one or more described ballast branch pipe, make it possible to by described ballast pump and via described ballast branch pipe, water filling or draining carried out to described quick ballast tank, and
At least one can utilize pressurized air realization from the pneumatic ballast tank of Quick drainage in cabin, pneumatic ballast tank described at least one is furnished with respectively in each column, annular is arranged to by multiple pneumatic ballast tank, and be arranged in the position of the periphery near corresponding column, each pneumatic ballast tank is communicated with outside air by the second permeability cell of band vent valve, each pneumatic ballast tank is communicated with extraneous seawater by the second maritime pipe of band sea valve, and be connected to described pneumatic manifold by least one pressurized air arm, extraneous seawater is made to enter in described pneumatic ballast tank via described second maritime pipe under hydraulic pressure effect, and the water in described pneumatic ballast tank can be discharged to marine via described second maritime pipe under compressed-air actuated effect.
2. anti-system of toppling according to claim 1, wherein said pneumatic ballast tank is connected with described ballast main by one or more described ballast branch pipe, makes it possible to by described ballast pump and carries out water filling or draining via described ballast branch pipe to described pneumatic ballast tank.
3. anti-system of toppling according to claim 1, also comprise at least one the 3rd ballast tank, each 3rd ballast tank is communicated with outside air by the 3rd permeability cell, and to be connected with described ballast main by one or more described ballast branch pipe, make to carry out water filling and draining via described ballast arm to described 3rd ballast tank by described ballast pump.
4. anti-system of toppling according to claim 1, is wherein provided with ballast water valve in ballast branch pipe described at least one.
5. the anti-system of toppling according to claim 1 or 3, wherein the first paragraph that comprises the top being arranged on corresponding ballast tank of permeability cell described at least one and extend to described platform from this first paragraph deck on second segment, wherein, be provided with the reversion be communicated with this ballast tank in this first paragraph to breathe freely boiler check valve, and this first paragraph is also connected to the bilge piping system of described platform by a shutoff valve.
6. the anti-system of toppling according to claim 1 or 3, wherein the exit be connected with outside air of permeability cell described at least one is provided with ball float vent valve.
7. the anti-system of toppling according to claim 1 or 3, wherein said ballast pump system also comprises:
Sea water tank, is communicated with extraneous seawater by being with the sea cock and valve of filter screen;
Oral siphon, between the water inlet being connected to described sea water tank and described ballast pump;
Coolant outlet pipe, is connected between the water outlet of described ballast pump and described ballast main;
Bypass pipe, between the water inlet being connected to described ballast main and described ballast pump; And
Drain hose, is connected between the water outlet of described ballast pump and described extraneous seawater,
Wherein, in described oral siphon, be provided with the first on-off valve, in described coolant outlet pipe, be provided with the second on-off valve, be provided with the 3rd on-off valve in described bypass pipe, and in described drain hose, be provided with the 4th on-off valve.
8. anti-system of toppling according to claim 1, wherein each described pneumatic ballast tank is connected to described pneumatic manifold by being opened on the multiple described pressurized air arm of diverse location in described pneumatic ballast tank.
9. anti-system of toppling according to claim 1, is wherein provided with boiler check valve in pressurized air arm described at least one.
10. anti-system of toppling according to claim 1, wherein said compressed air system comprises multiple ballast Air compressor, described pneumatic manifold described multiple ballast Air compressor in parallel.
11. anti-systems of toppling according to claim 1, wherein said counter at least one valve toppled in system is hydraulically powered, and described anti-system of toppling also comprises the fluid power system for driving this at least one valve, and described fluid power system comprises:
At least one is for providing the hydraulic power unit of pressurized hydraulic oil;
For supplying the oil feed line of the hydraulic oil from described hydraulic power unit, comprise the fuel feeding house steward that is connected with described hydraulic power unit and at least one fuel feeding be connected between described fuel feeding house steward and at least one valve described is in charge of, wherein each fuel feeding is provided with an electromagnetic valve in being in charge of; And
For returning the oil return line of described hydraulic power unit for hydraulic oil, comprise the oil return house steward that is connected with described hydraulic power unit and at least one oil return be connected between described oil return house steward and at least one valve described is in charge of.
12. anti-systems of toppling according to claim 11, wherein said hydraulic power unit comprises:
Fuel tank, stores hydraulic oil;
Fuel feed pipe, is connected between described fuel tank and described fuel feeding house steward;
Oil return pipe, is connected between described fuel tank and described oil return house steward; And
For the hydraulic oil pressurization in described fuel tank being provided at least one oil feed pump of described fuel feed pipe.
13. anti-systems of toppling according to claim 12, wherein said hydraulic power unit also comprises at least one for keeping the energy storage unit of the pressure of hydraulic oil in described fuel feed pipe, and described energy storage unit is connected to described fuel feed pipe.
14. anti-systems of toppling according to claim 11, comprising two fluid power systems, fuel feeding house steward and the oil return house steward of described two fluid power systems are connected respectively by a reversing solenoid valve.
15. 1 kinds of semi-submerged platforms, one or more hoisting crane comprising upper hull, lower hull and arrange near platform topside, described lower hull comprises two floating drums being arranged in the below of described upper hull respectively along the left and right topside of platform, and each described floating drum is connected to the bottom of described upper hull respectively by two columns, wherein a floating drum is larger than another floating drum, it is characterized in that, described platform is provided with the anti-system of toppling according to any one of claim 1-14, wherein, described quick ballast tank and described pneumatic ballast tank are arranged in described lower hull.
16. platforms according to claim 15, are wherein furnished with a described ballast pump system and at least one quick ballast tank respectively in each described floating drum.
17. platforms according to claim 15, the Air compressor of wherein said compressed air system and pneumatic manifold are arranged in described upper hull.
18. platforms according to claim 15, also comprise at least one the 3rd ballast tank be arranged in each described floating drum, described 3rd ballast tank is communicated with outside air by the 3rd permeability cell, and is connected with described ballast main by one or more described ballast branch pipe.
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| CN201110236811.8A CN102358403B (en) | 2011-08-18 | 2011-08-18 | For anti-system and the semi-submerged platform of toppling of semi-submerged platform |
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| CN201110236811.8A CN102358403B (en) | 2011-08-18 | 2011-08-18 | For anti-system and the semi-submerged platform of toppling of semi-submerged platform |
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| CN103466052A (en) * | 2013-09-12 | 2013-12-25 | 中国船舶重工集团公司第七○二研究所 | Integral-floating-box-type semi-submersible platform |
| CN104238584B (en) * | 2014-09-04 | 2017-04-26 | 华中科技大学 | System and method for controlling water feeding and water discharging of water ballast space of underwater operation platform |
| CN205632946U (en) * | 2015-07-06 | 2016-10-12 | 周剑辉 | General offshore platform |
| CN105539751B (en) * | 2015-12-24 | 2017-11-03 | 三一海洋重工有限公司 | A kind of semisubmersible drilling platform and compressed air pressure regulation loading system and method |
| CN107685838A (en) * | 2016-08-05 | 2018-02-13 | 中集海洋工程研究院有限公司 | The ballasting system and its ballast method of Semi-submersible type hoisting platform |
| FR3065706B1 (en) * | 2017-04-27 | 2019-06-28 | Dcns Energies | SEMI-SUBMERSIBLE FLOAT, IN PARTICULAR A WIND TURBINE |
| CN110053730B (en) * | 2018-01-18 | 2020-12-04 | 烟台中集来福士海洋工程有限公司 | Semi-submersible platform and ballast system thereof |
| CN109278954B (en) * | 2018-10-12 | 2020-07-10 | 浙江国际海运职业技术学院 | Comprehensive ballast balance water tank system for ship |
| CN110130297B (en) * | 2019-04-18 | 2021-03-26 | 江苏亨通蓝德海洋工程有限公司 | Bidirectional pile punching system |
| CN110316329B (en) * | 2019-07-17 | 2020-09-08 | 中海石油(中国)有限公司 | Semi-submersible platform oil storage tank and semi-submersible platform |
| CN110341897B (en) * | 2019-08-07 | 2024-10-18 | 中国水产科学研究院渔业机械仪器研究所 | Deep-open sea aquaculture engineering ship |
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