CN204979167U - Semi -submerged formula accommodation platform - Google Patents
Semi -submerged formula accommodation platform Download PDFInfo
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- CN204979167U CN204979167U CN201520701050.2U CN201520701050U CN204979167U CN 204979167 U CN204979167 U CN 204979167U CN 201520701050 U CN201520701050 U CN 201520701050U CN 204979167 U CN204979167 U CN 204979167U
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- MOVRNJGDXREIBM-UHFFFAOYSA-N aid-1 Chemical compound O=C1NC(=O)C(C)=CN1C1OC(COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C(NC(=O)C(C)=C2)=O)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)COP(O)(=O)OC2C(OC(C2)N2C3=C(C(NC(N)=N3)=O)N=C2)CO)C(O)C1 MOVRNJGDXREIBM-UHFFFAOYSA-N 0.000 description 25
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T70/00—Maritime or waterways transport
- Y02T70/10—Measures concerning design or construction of watercraft hulls
Landscapes
- Earth Drilling (AREA)
Abstract
The utility model provides a semi -submerged formula accommodation platform, including lower body, support under in the stand on the body and support the main hull on the stand, the body is flat type down, the transversal rectangle of personally submitting of its main part, and the depth -width ratio is 0.52-0.62, the bow stern both ends of lower body are at the slick and sly convergent of width in the tip orientation. The utility model discloses in, lower body adopts flat type structure to have less aspect ratio coefficient, can avoid the region that wave energy concentrated, increases the platform and hangs down and swing the natural period of motion, makes the exercise performance of platform and the air gap and the slamming of main hull lower surface improve, the security that improves semi -submerged formula accommodation platform, simultaneously, the little coefficient aspect ratio structure of lower body has relatively increased the bottom area of time body, is favorable to platform shallow water towing or transports with the crane ship. In addition, the streamline form structure of lower body bow stern end still is favorable to reducing the flow resistance power that the platform received, reduces the fuel consumption when navigating by water the operating mode, reduce cost.
Description
Technical field
The utility model relates to extra large frock for field, particularly a kind of semisubmersible accommodation platform, for providing support for the crewman carrying out oil-gas mining at middle deep water sea area, operation is processed in storage.
Background technology
As everyone knows, oil and electric power resource are the power producers of modern industry, increasingly poor along with land oil resources, the exploratory development of Marine oil and gas resource utilizes and is constantly rapidly developed in recent years, thus cause the in great demand of ocean engineering product quality and quantity, particularly along with floating type production system replaces deep water in fixed platform and ocean engineering moving towards from shallow water progressively, middle deep water offshore engineering equipment is as semi-submersible drilling unit, single hull floating production system, the quantity of the high-end production department such as multi-functional deep-sea underwater engineering ship and offshore power plant reason equipment increases increasingly.Meanwhile, in order to provide living space to the crewman carrying out oil-gas mining, operation is processed in storage, Hai Gong enterprise has also innovated some accommodation platforms in order to the operation that provides support, and these accommodation platforms are generally floating type offshore structures, such as, adopt semi-submersible structure.Because the hydrocarbon resources not yet developed is positioned at territory, mesopelagic mostly, so the job position of floating type offshore structures often needs away from continent, the natural environmental condition in its corresponding marine site, operator's work and living condition are relatively more severe, thus require that floating type offshore structures has the comfort property of excellent stability and operator's Working Life.
Deep water sea area in away from continent, sea conditions is more complicated often, needs in the face of atrocious weather condition and sea conditions, very easily causes accommodation platform rolling and hangs down that to swing amplitude excessive, cause the discomfort of crewman, affect the safety of platform simultaneously.How to improve the safety of platform, a practical problems faced by Shi Hai work enterprise is necessary.
Utility model content
The purpose of this utility model is to provide a kind of semisubmersible accommodation platform with higher-security.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of semisubmersible accommodation platform, the main body comprising lower buoyancy aid, be supported in the column on lower buoyancy aid and be supported on column, described lower buoyancy aid is platypelloid type, its main portion cross-sectional face is rectangular, and depth-width ratio is 0.52 ~ 0.62; The bow stern two ends of lower buoyancy aid are toward the round and smooth convergent of width on end direction.
Preferably, in described lower buoyancy aid, be respectively provided with one first propelling unit cabin in bow and stern, in lower buoyancy aid, be also provided with the passage being directly communicated with two first propelling unit cabins; Also be provided with at least one second propelling unit cabin in midships section in lower buoyancy aid, described second propelling unit cabin is positioned at the inner side of described passage.
Preferably, described passage is positioned on described lower buoyancy aid axis face, and described first propelling unit cabin is positioned at the outside in described lower buoyancy aid axis face, and described second propelling unit cabin is positioned at the inner side in described lower buoyancy aid axis face.
Preferably, the lower surface of described lower buoyancy aid is provided with two first propelling units and at least one second propelling unit, and described first propelling unit is positioned at below described first propelling unit cabin, and described second propelling unit is positioned at below described second propelling unit cabin.
Preferably, described semisubmersible accommodation platform also comprises power-positioning control system; Described power-positioning control system comprises multiple high-tension panel, multiple circuit and multiple circuit breaker; Described circuit two ends connect two high-tension panels respectively by described circuit breaker, thus make to connect into loop between each high-tension panel; When breaker closing, each high-tension panel forms closed loop; When circuit breaker is opened, high-tension panel separated; Each high voltage power distribution device connects the main generator of semisubmersible accommodation platform respectively, and connects described first propelling unit of driving or described second propelling unit respectively.
Preferably, the depth-width ratio of described lower buoyancy aid is 0.56 ~ 0.60.
Preferably, the quantity of described lower buoyancy aid is two, is symmetrically arranged in the port and starboard of described semisubmersible accommodation platform; To being less than bow and stern place is supported with described column on each lower buoyancy aid; Cross-tie is provided with between two columns of bow and between two columns of stern.
Preferably, be provided with two described cross-ties be parallel to each other between described two columns, each cross-tie is equal diameter cylindrical structure, and the external diameter of cross-tie is 2.3m ~ 2.5m.
Preferably, be provided with elevator in described column, described elevator is through to described lower buoyancy aid downwards, upwards the through main deck to described main body.
Preferably, described main body is furnished with trestle, the main deck of main body is communicated with described trestle, is also provided with in main body between the through ladder access to described trestle of the lower deck of main body.
Preferably, described semisubmersible accommodation platform also comprises the fume exhaust system with the main generator smoke evacuation thinking described semisubmersible accommodation platform; Described fume exhaust system comprises crossing cabin smoke exhaust pipe, transition smoke exhaust pipe and shipboard smoke exhaust pipe; Crossing cabin smoke exhaust pipe is through the main deck of described main body, and its lower end connects the exhaust opening of described main generator as import, and upper end is positioned on main deck as outlet; Transition smoke exhaust pipe is positioned on described main deck, and its one end is connected as the outlet of import with described crossing cabin smoke exhaust pipe, and the other end extends out to described main body side as outlet; Shipboard smoke exhaust pipe is positioned at outside described main body, its one end is connected as the outlet of import with described transition smoke exhaust pipe, the other end extends downward below the underdeck of main body as main exhaust opening and communicates with air, and described main exhaust opening is positioned on the floating line of described semisubmersible accommodation platform.
Preferably, described fume exhaust system also comprises emergent smoke exhaust pipe and is arranged on emergent smoke exhaust pipe in order to control the control cock of emergent smoke exhaust pipe break-make; Described emergent smoke exhaust pipe communicates with described shipboard smoke exhaust pipe, and the end of emergent smoke exhaust pipe communicates with air as emergent exhaust opening, this emergent exhaust opening higher than described shipboard smoke exhaust pipe main exhaust opening and on the flooded waterline being positioned at described semisubmersible accommodation platform.
Preferably, be provided with at least one inner cabin without pillar in described main body, described cabin comprises multiple all wing bulkheads enclosed mutually and is connected horizontally on the top deck at each all wing bulkhead tops, and the lower surface of top deck is provided with crisscross brutal; The upper strata in described cabin is provided with a upper strata bulkhead, and this upper strata bulkhead is vertically connected on the upper surface of described top deck, and upper strata bulkhead through described cabin in the horizontal direction.
Preferably, described upper strata bulkhead is arranged at 0.4 ~ 0.6 times of width place in described cabin.
Preferably, the bottom of described main body is provided with strength beam, and described strength beam comprises the multiple section bars in latticed layout, and the thickness of described section bar is 9mm, and the spacing between adjacent profiles is 575mm ~ 650mm.
As shown from the above technical solution, advantage of the present utility model and good effect are: in semisubmersible accommodation platform of the present utility model, lower buoyancy aid adopts platypelloid type structure and has less height to width ratio coefficient, the region that Wave energy is concentrated can be avoided, increase the natural period of platform heaving, the air gap of the exercise performance of platform and main body lower surface and slamming are improved, improve the safety of semisubmersible accommodation platform, the working sea area of expansion platform, still can keep the safe and reliable work of platform under atrocious weather more and sea conditions; Meanwhile, the little coefficient height to width ratio structure of lower buoyancy aid relatively increases the bottom area of lower buoyancy aid, is conducive to the towage of platform shallow water or transports with great good diving crane ship.In addition, the streamline structure of lower buoyancy aid bow stern end also helps the flow resistance reduced suffered by platform, and then fuel consumption during reduction running working condition, reduces and supports operating cost.
Accompanying drawing explanation
Fig. 1 is the overall structure schematic diagram of the utility model semisubmersible accommodation platform preferred embodiment.
Fig. 2 is the utility model semisubmersible accommodation platform preferred embodiment central post and cross-tie fit structure schematic diagram.
Fig. 3 is the inner structure schematic diagram of lower buoyancy aid in the utility model semisubmersible accommodation platform preferred embodiment.
Fig. 4 is the A-A schematic cross-section of the utility model Fig. 3.
Fig. 5 is the block diagram of the utility model semisubmersible accommodation platform preferred embodiment medium power positioning control system.
Fig. 6 is the arrangement structure schematic diagram of main generator and fume exhaust system thereof in the utility model semisubmersible accommodation platform preferred embodiment.
Fig. 7 is the arrangement structure schematic diagram in the utility model semisubmersible accommodation platform preferred embodiment on main deck.
Fig. 8 carries out the control flow schematic diagram that target follows in the utility model semisubmersible accommodation platform preferred embodiment.
Fig. 9 is the structural representation in large scale cabin in the utility model semisubmersible accommodation platform preferred embodiment.
Description of reference numerals is as follows: 1, lower buoyancy aid; 11, the first propelling unit cabin; 12, the second propelling unit cabin; 13, passage; 2, column; 3, main body; 31, main deck; 32, a deck; 33, lower deck; 34, underdeck; 35, bow side outside plate; 36, cabin; 361, longitudinal bulkhead; 362, transverse bulkhead; 363, brutal; 3631, girder; 3632, crossbeam; 3633, longeron; 37, upper strata bulkhead; 38, between ladder access; 4, cross-tie; 5, power-positioning control system; 51, the first high-tension panel; 52, the second high-tension panel; 53, third high is press-fitted electroplax; 54, circuit; 55, circuit breaker; 6, fume exhaust system; 61, crossing cabin smoke exhaust pipe; 62, transition smoke exhaust pipe; 63, shipboard smoke exhaust pipe; 631, main exhaust opening; 64, emergent smoke exhaust pipe; 641, emergent exhaust opening; 65, control cock; 66, liquid level switch; 7, trestle.
Detailed description of the invention
The exemplary embodiment embodying the utility model feature & benefits will describe in detail in the following description.Be understood that the utility model can have various changes on different embodiments, it neither departs from scope of the present utility model, and explanation wherein and to be shown in be use when explain in essence, and be not used to limit the utility model.
The utility model provides a kind of semisubmersible accommodation platform, its be a kind of by life & amusement leisure facilities, hull structure and other be equipped with the floating type offshore movable works that machine combines, for the workplatform such as drilling platform, production platform provides support, for crewman's life and work.This semisubmersible accommodation platform can in ground operations such as marine site, the Gulf of Mexico, Brazil's sea area, U.K. North Sea.
As shown in Figure 1, this semisubmersible accommodation platform mainly comprises main body 3 in square box, is arranged at four root posts 2 of bow stern left and right sides bottom main body 3 and is symmetrically arranged in two lower buoyancy aids 1 of port and starboard.
Consult Fig. 2, in the present embodiment, four columns 2 are vertically connected on bow and the stern of two lower buoyancy aids 1 respectively; In other embodiments, the midships section of lower buoyancy aid 1 can also additionally arrange column 2.More preferably, two columns 2 being positioned at bow are provided with elevator, and elevator is through to lower buoyancy aid 1 downwards, and the upwards through main deck to main body, to make to pass through more quickly between lower buoyancy aid 1 to main body 3.Two columns 2 being positioned at stern are furnished with sewage treatment unit, in addition, are also furnished with the sewage storage cabin of temporary reservoir sewage, to meet the life requirement of crewman.
Between two columns 2 of twice buoyancy aid 1 bows, be provided with cross-tie 4, between two columns 2 of twice buoyancy aid 1 sterns, be provided with cross-tie 4.The position of cross-tie 4 is near the lower end of column 2, but when platform navigates by water, cross-tie 4 is positioned at more than the water surface, to reduce running resistance.Be provided with two cross-ties be parallel to each other 4, two cross-tie 4 between two columns 2 to backup each other, increase the general safety coefficient of hull structure.Spacing between two cross-ties 4 designs according to the structure of column 2.More preferably, cross-tie 4 is equal diameter cylindrical structure, and its external diameter is 2.3m ~ 2.5m.Compared to the cross-tie of variable section in prior art, the cross-tie 4 of the present embodiment while minimizing structural weight and oad, can reduce the flow resistance suffered by platform further.Cross-tie 4 two ends can arrange with column 2 junction and be connected bracket, reduce stress.
Consult Fig. 1, Fig. 3 and Fig. 4 in the lump, in the present embodiment, lower buoyancy aid 1 is in platypelloid type, and its main portion cross-sectional face is rectangular, and height H 1 is 0.52 ~ 0.62 with the ratio of width W 1.More preferably, height H 1 is 0.56 ~ 0.60 with the ratio of width W 1.The bow stern two ends of lower buoyancy aid 1, toward the round and smooth convergent of end direction width, present streamline structure.
In this semisubmersible accommodation platform, lower buoyancy aid 1 adopts platypelloid type structure and has less height to width ratio coefficient, the region that Wave energy is concentrated can be avoided, increase the natural period of platform heaving, the air gap of the exercise performance of platform and main body 3 lower surface and slamming are improved, improve the safety of semisubmersible accommodation platform, the working sea area of expansion platform, under atrocious weather more and sea conditions, still can keep the safe and reliable work of platform; Meanwhile, the little coefficient height to width ratio structure of lower buoyancy aid 1 relatively increases the bottom area of lower buoyancy aid 1, is conducive to the towage of platform shallow water or transports with great good diving crane ship.In addition, the streamline structure of lower buoyancy aid 1 bow stern end also helps the flow resistance reduced suffered by platform, and then fuel consumption during reduction running working condition, reduces and supports operating cost.
Consult Fig. 3 and Fig. 4, be respectively provided with one first propelling unit cabin 11 in bow and stern in lower buoyancy aid 1, be provided with one second propelling unit cabin 12 in midships section.Also be provided with the passage 13 being directly communicated with two first propelling unit cabins 11 in lower buoyancy aid 1, more preferably, this passage 13 is arranged in lower buoyancy aid 1 axial plane L
1on, the first propelling unit cabin 11 is arranged in lower buoyancy aid 1 axial plane L
1outside, namely the inner side that the second propelling unit cabin 12 is arranged in passage 13 is positioned at the body 1 axial plane L that floats downward
1inner side.Wherein, axial plane L in lower buoyancy aid 1
1inner side refer to side towards another lower buoyancy aid 1, outside is then the side in the outside marine site of object platform.
This passage 13 is linearly arranged in lower buoyancy aid 1, passes through lower buoyancy aid 1 bow stern end, forms direct tunnel escape, without the need to roundabout crossing cabin, can reduce congestion time and commute time, thus shortens the escape time of crewman needed for region out of danger.When dangerous situation occurs in a certain propelling unit cabin, this passage 13 can make crewman hightail hazardous location, improves the personnel safety factor of crewman.
Each propelling unit cabin 11,12 is used for installing for propelling unit, dismantling, and the arrangement etc. of propelling unit dependency structure.In the present embodiment, semisubmersible accommodation platform is provided with 6 propelling unit T1 ~ T6 altogether, and each propelling unit T1 ~ T6 is all installed on the lower surface of lower buoyancy aid 1.
Propelling unit T1 ~ T3 is installed under starboard on buoyancy aid 1, and propelling unit T1, T3 lay respectively at below the first propelling unit cabin 11 of bow and stern, and propelling unit T2 is installed on below the second propelling unit cabin 12.
Propelling unit T4 ~ T6 is installed under larboard on buoyancy aid 1, and propelling unit T4, T6 lay respectively at below the first propelling unit cabin 11 of stern and bow, and propelling unit T5 is installed on below the second propelling unit cabin 12.
Three propelling units on each lower buoyancy aid 1 are not distributed on straight line, are arranged in the propelling unit of bow and stern at lower buoyancy aid 1 axial plane L
1outside, be arranged in the propelling unit of midships section then at lower buoyancy aid 1 axial plane L
1inner side.Propelling unit is asymmetric arrangement, is beneficial to the realization of dynamicpositioning function.
Consult Fig. 5 again, in semisubmersible accommodation platform of the present utility model, adopt DP2 closed loop to add the double mode power-positioning control system of DP3 open loop 5.Power-positioning control system 5 comprises multiple high-tension panel, multiple circuit 54 and multiple circuit breaker 55; Circuit 54 two ends connect two high-tension panels respectively by circuit breaker 55, thus make to connect into loop between each high-tension panel; When circuit breaker 55 closes, each high-tension panel forms closed loop; When circuit breaker 55 is opened, high-tension panel separated; Each high-tension panel connects the main generator of semisubmersible accommodation platform respectively, and connects driving propelling unit respectively.
In the present embodiment, high-tension panel is provided with three, is respectively the first high-tension panel 51, second high-tension panel 52 and third high is press-fitted electroplax 53, and three high-tension panels 51,52,53 are separately positioned in three electrical panel cabins of platform.Three high-tension panels 51,52,53 are connected by circuit 54 and corresponding circuit breaker 55 between any two.First high-tension panel 51 connects driving propelling unit T3, T6, and the second high-tension panel 52 connects driving propelling unit T2, T5, and third high is press-fitted electroplax 53 connection and drives propelling unit T1, T4.
The main generator of platform is provided with six, is respectively main generator G1 ~ G6.Wherein, main generator G1, G2 connect the first high-tension panel 51, and main generator G3, G4 connect the second high-tension panel 52, and main generator G5, G6 connect third high and be press-fitted electroplax 53.
When semisubmersible accommodation platform is in relatively mild sea situation environment, all circuit breakers 55 close, first high-tension panel 51, second high-tension panel 52 and third high are press-fitted between electroplax 53 and form closed loop, namely DP2 closed loop power station-keeping mode (namely economical operational mode) is adopted, at this moment can make that the main generator quantity of operation is minimum is reduced to two, platform and integrally operation energy consumption then reduces by 5%.When semisubmersible accommodation platform is in more severe sea situation environmental conditions, all circuit breakers 55 are opened, first high-tension panel 51, second high-tension panel 52 and third high are press-fitted the separated of electroplax 53, namely working platform is in DP3 open loop dynamic positioning pattern (namely reliable operational mode), now run three to six main generators, although the total main frame fuel oil consumption of this state is higher, platform can be made to support, and the redundancy of operation and reliability are ensured.By the compounding practice of the double mode power-positioning control system of DP2 closed loop+DP3 open loop, just make semisubmersible accommodation platform for waves whipped up by the wind rolled turbulently and the comformability of these two kinds of extreme sea condition environmental conditionss calm is improved, the dynamic positioning performance of semisubmersible accommodation platform when operation task operating mode or wind resistance deposit operating mode cruelly certainly is also just correspondingly improved lifting.
The main engine room that each main generator G1 ~ G6 is arranged in main body 3 is indoor, and the flue gas that main generator G1 ~ G6 produces is discharged by fume exhaust system 6.
As shown in Figure 6, main body 3 is from bottom to top respectively equipped with underdeck 34, lower deck 33, a deck 32 and main deck 31, and main frame cabin is between lower deck 33 and main deck 31.In one preferably embodiment, fume exhaust system 6 comprises crossing cabin smoke exhaust pipe 61, transition smoke exhaust pipe 62 and shipboard smoke exhaust pipe 63, and is provided with emergent smoke exhaust pipe 64 further and is arranged on emergent smoke exhaust pipe 64 in order to control the control cock 65 of emergent smoke exhaust pipe 64 break-make.
Crossing cabin smoke exhaust pipe 61 through main deck 31, crossing cabin smoke exhaust pipe 61 lower end as import connect main generator Gi(i be 1 ~ 6 one of them) exhaust opening, crossing cabin smoke exhaust pipe 61 upper end is positioned on main deck 31 as outlet.Concrete crossing cabin smoke exhaust pipe 61 entirety is in L-type, and its a part of in the vertical direction is connected with the exhaust opening of main generator Gi in the present embodiment, and another part passes the rear horizontal-extending of main deck 31.
Transition smoke exhaust pipe 62 is positioned on main deck 31, and it extends in the horizontal direction, and one end of transition smoke exhaust pipe 62 is connected as the outlet of import with crossing cabin smoke exhaust pipe 61, and the other end of transition smoke exhaust pipe 62 extends out to the side edge of main body 3 as outlet.In the present embodiment, transition smoke exhaust pipe 62 extends to outside plate 35 place, bow side to the bow of main body 3.
Shipboard smoke exhaust pipe 63 is positioned at outside the bow side outside plate 35 of main body 3, vertically extend, its upper end is connected as the outlet of import with transition smoke exhaust pipe 62, its lower end extends to below the underdeck 34 of main body 3 as main exhaust opening 631 and communicates with air, and main exhaust opening 631 is higher than the floating line of platform.Main exhaust opening 631 is positioned at 0.5m ~ 1m place below underdeck 34, and main exhaust opening 631 tilts to main body 3 stern direction, is convenient to flue gas and drains toward stern direction is smooth and easy below main body 3.
Emergent smoke exhaust pipe 64 communicates with shipboard smoke exhaust pipe 63, and the end of smoke exhaust pipe 64 of meeting an urgent need communicates with air as emergent exhaust opening 641, and this emergent exhaust opening 641 is higher than main exhaust opening 631 and on the flooded waterline being positioned at platform.The action of control cock 65 is controlled by the liquid level switch 66 be arranged on shipboard smoke exhaust pipe 63.After platform breakage is tilted, if main exhaust opening 631 submergence under the water surface, liquid level switch 66 starts, and makes the conducting of emergent smoke exhaust pipe 64 by control cock 65, ensures that flue gas is discharged from emergent exhaust opening 641, thus ensures the normal work of main generator.
Pipeline according to this fume exhaust system 6 moves towards, the flue gas that main generator G1 ~ G6 produces causes on main deck 31 from respective exhaust opening through crossing cabin smoke exhaust pipe 61, enter transition smoke exhaust pipe 62 again to flow toward outside plate 35 direction, main body 3 bow side, flow downward finally by shipboard smoke exhaust pipe 63, discharge from main exhaust opening 631.Because main exhaust opening 631 is positioned at below underdeck 34, flue gas will be drained after discharging below underdeck 34, and effectively preventing the various dusts in flue gas from dropping on contaminated equipment on main deck 31 affects equipment operation, thus reduces the work capacity of plant maintenance; Ensure that the cleaning ambient of living quarters and main deck 31 work area simultaneously, avoid the life-saving environmental affected around life boat.
A set of fume exhaust system 6 may correspond to multiple stage main generator, such as, in the present embodiment, it is indoor that main generator G1, G2 are positioned at same main engine room, now, can arrange two crossing cabin smoke exhaust pipes 61 in a set of fume exhaust system 6, respectively corresponding main generator G1, G2, two crossing cabin smoke exhaust pipes 61 gather to transition smoke exhaust pipe 62 again.In two cover fume exhaust systems 6 as shown in Figure 7, often overlap fume exhaust system 6 and be equipped with two crossing cabin smoke exhaust pipes 61.
Continue to consult Fig. 7, be furnished with trestle 7 at the bow of main body 3, to be connected with outside platform.The main deck 31 of main body 3 is communicated with trestle 7, can directly enter trestle 7 from main deck 31.38 are also provided with between an airtight ladder access in main body 3, between this ladder access, 38 is through to trestle 7 from the lower deck 33 of main body 3, thus make can directly enter trestle 7 from main body 3 inside, shorten the distance and time of leading to outside platform, improve the work efficiency of operator.
Trestle 7 is for laterally carrying trestle, itself there is rotation, luffing, the function such as flexible, after trestle 7 connects with target platform, the displacement that it carries out passive adjustment self can be followed, to adapt to different target platform height and distance, trestle 7 is also provided with emergent detaching gear simultaneously, so that trestle 7 length reach its extreme value preset spacing after, just can automatically be separated with supported target platform, namely improve the overall operation function of semisubmersible accommodation platform, ensure that operator is by safety during trestle 7.
Consult Fig. 8, after semisubmersible accommodation platform of the present utility model produces relative displacement with connected external object platform, platform of the present utility model (being called for short this platform) can automatically adjust realize target and follow.Trestle 7 pre-sets several displacement pickup, gathers horizontal surface angle displacement, horizontal displacement and vertical surface angle displacement signal respectively.When collect be in dynamic target platform in horizontal surface angle or horizontal direction, produce displacement time, if amplitude exceeds the limit displacement value preset, the emergent detaching gear of trestle 7 just can be separated with supported target platform automatically, if amplitude does not exceed the limit displacement value preset, so trestle 7 will adapt to different and between support target platform distance by the flexible of self, controls level angle displacement and the horizontal displacement that angle of rake work controls this platform by power-positioning control system 5 simultaneously.Be in when dynamic target platform produces angle displacement on a vertical plane (that is: due to the impact of surge when collecting, make target platform and this platform not on a height), if trestle 7 elevation-depression angle amplitude does not exceed the limit displacement value preset, the elevation-depression angle that trestle 7 just adjusts self adapts to and supports the diff-H between target platform, if trestle 7 elevation-depression angle amplitude exceeds the limit displacement value preset, so the emergent detaching gear of trestle 7 just can be separated with supported target platform automatically, to ensure that operator is by safety during trestle 7.Implemented by the design of target model-following control function, make the utility model embodiment not only can be overlapped on fixed platform (such as: jack-up drilling unit, marine oil field natural gas compressing process jack-up platform etc.), but also the floating type offshore movable works (such as: FPSO, middle deep water semi-submersible drilling platform etc.) of other form can be overlapped on, adapt to the severe sea condition condition in the marine sites such as the Gulf of Mexico, North America, Brazil simultaneously completely, greatly expand the market field of application of the utility model embodiment semisubmersible accommodation platform.
According to the functional requirement of semisubmersible accommodation platform, the main deck 31 of main body 3 also arranges superstructure, helicopter platform, weight-lifting equipment, storage support area, life boat etc.
Each functional cabin can be arranged according to actual conditions in each layer deck of main body 3 inside.Such as, can arrange cinema, body-building cabin, motion cabin lower deck 33 layers, the floor height in motion cabin may extend to main deck 31, forms the clear height realizing cabin large scale, with this for crewman provides the comfortable Sport & Casual place such as billiards, soldier's pang ball.Amusement and leisure cabin etc. can be arranged for 32 layers on a deck.
More preferably, consult Fig. 9, in semisubmersible accommodation platform of the present utility model, be provided with at least one inner large scale cabin without pillar, this cabin can be used as the use such as cinema, large conference room.This cabin 36 is inner without pillar, meets the demand of large space.
This cabin 36 comprises multiple all wing bulkheads enclosed mutually, in the present embodiment, cabin 36 is in quadrangle, and its week wing bulkhead is the longitudinal bulkhead 362 that two relative transverse bulkheads 361 are relative with two, transverse bulkhead 361 encloses mutually with longitudinal bulkhead 362, is all vertically connected between a deck 32 and lower deck 33.
Between deck 32 as the top deck in this cabin 36, the lower surface on a deck 32 is provided with crisscross brutal 363, to meet Structural strength calls.Be provided with a upper strata bulkhead 37 on 32 layers, the Ji Jian deck, upper strata in this cabin 36, this upper strata bulkhead 37 is vertically connected on the upper surface on a deck 32, and upper strata bulkhead 37 is through cabin 36 in the horizontal direction.
The two ends of upper strata bulkhead 37 exceed two transverse bulkheads 361 in cabin 36 at length direction, upper strata bulkhead 37 is as a whole in the region that cabin 36 encloses, and thus can follow hanging beam principle and play actv. supporting role to the brutal 363 arranged on the downside of deck 32 between in region, cabin 36 and a deck 32.More preferably, upper strata bulkhead 37 is arranged at 0.4 times ~ 0.6 times width place in cabin 36, is namely positioned at 0.4 times ~ 0.6 times width place of transverse bulkhead 361.Upper strata bulkhead 37 is positioned at the central region in cabin 36, has better support effect.
Between the brutal 363 that arranges on the downside of deck 32 comprise a girder 3631, multiple crossbeam 3632 and multiple longeron 3633.
Girder 3631 is continuous structure, identical with the bearing of trend of upper strata bulkhead 37, is positioned at immediately below upper strata bulkhead 37.The two ends of girder 3631 extend to two weeks relative wing bulkhead places of cabin 36 respectively, and in the present embodiment, the two ends of girder 3631 connect with two transverse bulkheads 361 respectively.One end of crossbeam 3632 and girder 3631 vertical connection, the other end extends to all wing bulkheads (being longitudinal bulkhead 362 in the present embodiment) place in cabin 36.One end of longeron 3633 and crossbeam 3632 vertical connection, the other end and another crossbeam 3632 vertical connection or extend to all wing bulkheads (being transverse bulkhead 361 in the present embodiment) place in cabin 36.
In this structure, girder 3631 is effectively supported by the upper strata bulkhead 37 above it, can reduce the height of girder 3631, for reserving larger height space in cabin 36.Girder 3631 pairs of crossbeams 3632 form effective support, and crossbeam 3632 forms effective support to longeron 3633 again, and the span of crossbeam 3632 and longeron 3633 all can reduce, the demand of active balance intensity, distortion, load-carrying capacity and function.
In one preferably embodiment, bottom the main body 3 of the utility model platform, (i.e. underdeck 34 lower surface of main body 3) is provided with strength beam, strength beam comprises the multiple section bars in latticed layout, and the thickness of section bar is 9mm, and the spacing between adjacent profiles is 575mm ~ 650mm.The intensity of this strength beam compared to existing technology tool is greatly improved, can the air gap parameter of Optimization Platform, and then can reduce the height of platform.The main deck 31 of platform is roughly 35m ~ 40m apart from the height of the baseline of platform, in a concrete application examples, after main body 3 adopts above-mentioned strength beam structure, the height of column 2 can be reduced, and finally make the main deck 31 of main body 3 be down to 36.25 meters apart from the height of the baseline of platform by 37.25 meters, and then reduce the overall height of gravitational center of clean ship, while minimizing steel weight, increase pure deck cargo amount further.
Although describe the utility model with reference to several exemplary embodiment, should be appreciated that term used illustrates and exemplary and nonrestrictive term.Specifically can implement in a variety of forms due to the utility model and not depart from spirit or the essence of utility model, so be to be understood that, above-mentioned embodiment is not limited to any aforesaid details, and explain widely in the spirit and scope that should limit in claim of enclosing, therefore fall into whole change in claim or its equivalent scope and remodeling and all should be claim of enclosing and contained.
Claims (15)
1. a semisubmersible accommodation platform, the main body comprising lower buoyancy aid, be supported in the column on lower buoyancy aid and be supported on column, is characterized in that:
Described lower buoyancy aid is platypelloid type, and its main portion cross-sectional face is rectangular, and depth-width ratio is 0.52 ~ 0.62; The bow stern two ends of lower buoyancy aid are toward the round and smooth convergent of width on end direction.
2. semisubmersible accommodation platform according to claim 1, is characterized in that, is respectively provided with one first propelling unit cabin in described lower buoyancy aid in bow and stern, is also provided with the passage being directly communicated with two first propelling unit cabins in lower buoyancy aid; Also be provided with at least one second propelling unit cabin in midships section in lower buoyancy aid, described second propelling unit cabin is positioned at the inner side of described passage.
3. semisubmersible accommodation platform according to claim 2, it is characterized in that, described passage is positioned on described lower buoyancy aid axis face, and described first propelling unit cabin is positioned at the outside in described lower buoyancy aid axis face, and described second propelling unit cabin is positioned at the inner side in described lower buoyancy aid axis face.
4. semisubmersible accommodation platform according to claim 3, it is characterized in that, the lower surface of described lower buoyancy aid is provided with two first propelling units and at least one second propelling unit, described first propelling unit is positioned at below described first propelling unit cabin, and described second propelling unit is positioned at below described second propelling unit cabin.
5. semisubmersible accommodation platform according to claim 4, is characterized in that, also comprise power-positioning control system; Described power-positioning control system comprises multiple high-tension panel, multiple circuit and multiple circuit breaker; Described circuit two ends connect two high-tension panels respectively by described circuit breaker, thus make to connect into loop between each high-tension panel; When breaker closing, each high-tension panel forms closed loop; When circuit breaker is opened, high-tension panel separated; Each high voltage power distribution device connects the main generator of semisubmersible accommodation platform respectively, and connects described first propelling unit of driving or described second propelling unit respectively.
6. semisubmersible accommodation platform according to claim 1, is characterized in that, the depth-width ratio of described lower buoyancy aid is 0.56 ~ 0.60.
7. semisubmersible accommodation platform according to claim 1, is characterized in that, the quantity of described lower buoyancy aid is two, is symmetrically arranged in the port and starboard of described semisubmersible accommodation platform;
To being less than bow and stern place is supported with described column on each lower buoyancy aid; Cross-tie is provided with between two columns of bow and between two columns of stern.
8. semisubmersible accommodation platform according to claim 7, is characterized in that, be provided with two described cross-ties be parallel to each other between described two columns, each cross-tie is equal diameter cylindrical structure, and the external diameter of cross-tie is 2.3m ~ 2.5m.
9. semisubmersible accommodation platform according to claim 1, is characterized in that, is provided with elevator in described column, and described elevator is through to described lower buoyancy aid downwards, upwards the through main deck to described main body.
10. semisubmersible accommodation platform according to claim 1, is characterized in that, described main body is furnished with trestle, and the main deck of main body is communicated with described trestle, is also provided with in main body between the through ladder access to described trestle of the lower deck of main body.
11. semisubmersible accommodation platforms according to claim 1, is characterized in that, also comprise the fume exhaust system with the main generator smoke evacuation thinking described semisubmersible accommodation platform; Described fume exhaust system comprises:
Crossing cabin smoke exhaust pipe, through the main deck of described main body, its lower end connects the exhaust opening of described main generator as import, and upper end is positioned on main deck as outlet;
Transition smoke exhaust pipe, is positioned on described main deck, and its one end is connected as the outlet of import with described crossing cabin smoke exhaust pipe, and the other end extends out to described main body side as outlet;
Shipboard smoke exhaust pipe, be positioned at outside described main body, its one end is connected as the outlet of import with described transition smoke exhaust pipe, and the other end extends downward below the underdeck of main body as main exhaust opening and communicates with air, and described main exhaust opening is positioned on the floating line of described semisubmersible accommodation platform.
12. semisubmersible accommodation platforms according to claim 11, is characterized in that, described fume exhaust system also comprises emergent smoke exhaust pipe and is arranged on emergent smoke exhaust pipe in order to control the control cock of emergent smoke exhaust pipe break-make;
Described emergent smoke exhaust pipe communicates with described shipboard smoke exhaust pipe, and the end of emergent smoke exhaust pipe communicates with air as emergent exhaust opening, this emergent exhaust opening higher than described shipboard smoke exhaust pipe main exhaust opening and on the flooded waterline being positioned at described semisubmersible accommodation platform.
13. semisubmersible accommodation platforms according to claim 1, it is characterized in that, at least one inner cabin without pillar is provided with in described main body, described cabin comprises multiple all wing bulkheads enclosed mutually and is connected horizontally on the top deck at each all wing bulkhead tops, and the lower surface of top deck is provided with crisscross brutal; The upper strata in described cabin is provided with a upper strata bulkhead, and this upper strata bulkhead is vertically connected on the upper surface of described top deck, and upper strata bulkhead through described cabin in the horizontal direction.
14. semisubmersible accommodation platforms according to claim 13, is characterized in that, described upper strata bulkhead is arranged at 0.4 ~ 0.6 times of width place in described cabin.
15. semisubmersible accommodation platforms according to claim 1, it is characterized in that, the bottom of described main body is provided with strength beam, and described strength beam comprises the multiple section bars in latticed layout, the thickness of described section bar is 9mm, and the spacing between adjacent profiles is 575mm ~ 650mm.
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| CN201520701050.2U CN204979167U (en) | 2015-09-10 | 2015-09-10 | Semi -submerged formula accommodation platform |
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| CN201520701050.2U CN204979167U (en) | 2015-09-10 | 2015-09-10 | Semi -submerged formula accommodation platform |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106218827A (en) * | 2016-07-28 | 2016-12-14 | 太重（天津）滨海重型机械有限公司 | Offshore wind farm O&M supports platform |
| CN106516025A (en) * | 2015-09-10 | 2017-03-22 | 中集海洋工程研究院有限公司 | Semi-submersible living platform |
| CN106828815A (en) * | 2017-02-15 | 2017-06-13 | 中国船舶工业集团公司第七0八研究所 | A kind of partly latent form ocean green people occupies platform of spending a holiday |
| CN109029210A (en) * | 2018-07-11 | 2018-12-18 | 中国海洋大学 | Floating ocean platform measurement of air gap system and method |
| CN109070971A (en) * | 2016-03-03 | 2018-12-21 | 吉宝岸外与海事技术中心 | Hyperelliptic column on semi-submerged ship |
| CN109823478A (en) * | 2018-12-29 | 2019-05-31 | 南通中远船务工程有限公司 | A kind of marine support platform berthing connection system |
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- 2015-09-10 CN CN201520701050.2U patent/CN204979167U/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106516025A (en) * | 2015-09-10 | 2017-03-22 | 中集海洋工程研究院有限公司 | Semi-submersible living platform |
| CN109070971A (en) * | 2016-03-03 | 2018-12-21 | 吉宝岸外与海事技术中心 | Hyperelliptic column on semi-submerged ship |
| CN106218827A (en) * | 2016-07-28 | 2016-12-14 | 太重（天津）滨海重型机械有限公司 | Offshore wind farm O&M supports platform |
| CN106218827B (en) * | 2016-07-28 | 2018-03-16 | 太重（天津）滨海重型机械有限公司 | Offshore wind farm O＆M supports platform |
| CN106828815A (en) * | 2017-02-15 | 2017-06-13 | 中国船舶工业集团公司第七0八研究所 | A kind of partly latent form ocean green people occupies platform of spending a holiday |
| CN109029210A (en) * | 2018-07-11 | 2018-12-18 | 中国海洋大学 | Floating ocean platform measurement of air gap system and method |
| CN109029210B (en) * | 2018-07-11 | 2023-11-28 | 中国海洋大学 | Floating ocean platform air gap measurement system and method thereof |
| CN109823478A (en) * | 2018-12-29 | 2019-05-31 | 南通中远船务工程有限公司 | A kind of marine support platform berthing connection system |
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