WO2023014288A2 - Infrastructure flottante modulaire et proche du rivage reposant au sol - Google Patents

Infrastructure flottante modulaire et proche du rivage reposant au sol Download PDF

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Publication number
WO2023014288A2
WO2023014288A2 PCT/SG2022/050517 SG2022050517W WO2023014288A2 WO 2023014288 A2 WO2023014288 A2 WO 2023014288A2 SG 2022050517 W SG2022050517 W SG 2022050517W WO 2023014288 A2 WO2023014288 A2 WO 2023014288A2
Authority
WO
WIPO (PCT)
Prior art keywords
modular structure
slab
hull
base
basement
Prior art date
Application number
PCT/SG2022/050517
Other languages
English (en)
Other versions
WO2023014288A3 (fr
Inventor
Aziz Amirali MERCHANT
Murthy PASUMARTHY
Jia Yi Mervin TAY
Original Assignee
Keppel Fels Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Keppel Fels Ltd filed Critical Keppel Fels Ltd
Priority to KR1020247006030A priority Critical patent/KR20240042458A/ko
Priority to JP2024532655A priority patent/JP2024529787A/ja
Priority to EP22853612.4A priority patent/EP4380852A2/fr
Priority to CN202280054958.1A priority patent/CN118139782A/zh
Publication of WO2023014288A2 publication Critical patent/WO2023014288A2/fr
Publication of WO2023014288A3 publication Critical patent/WO2023014288A3/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D23/00—Caissons; Construction or placing of caissons
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B13/00—Conduits for emptying or ballasting; Self-bailing equipment; Scuppers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B43/00—Improving safety of vessels, e.g. damage control, not otherwise provided for
    • B63B43/02—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking
    • B63B43/04—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability
    • B63B43/06—Improving safety of vessels, e.g. damage control, not otherwise provided for reducing risk of capsizing or sinking by improving stability using ballast tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/4426—Stationary floating buildings for human use, e.g. floating dwellings or floating restaurants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B2207/00—Buoyancy or ballast means
    • B63B2207/02—Variable ballast or buoyancy

Definitions

  • This invention relates to a modular structure for a floating infrastructure. Particularly, this invention relates to modular structures that allow expansion of the floating infrastructure to increase liveable space on Earth to address rising sea level due to climate changes.
  • climate change may not be discernible to many, but it is a global phenomenon which poses to be one of the gravest challenges facing humankind. climate change will have devastating consequences including destruction of biodiversity, loss of food sources as well as economic impacts. For many countries, the impact of climate change is evident in warmer spells and heavier rainfalls, with particular severity on rising sea levels.
  • a first advantage of the modular structure in accordance with this invention is that the modular structures can be easily form together to form the floating infrastructure.
  • a second advantage of the modular structure in accordance with this invention is that the modular structure is scalable and does not require conventional method of reclaiming land.
  • a third advantage of the modular structure in accordance with this invention is that the modular structure can be redeployed to other locations with different environmental requirements.
  • a fourth advantage of the modular structure in accordance with this invention is that the hexagonal shape of the modular structure allows for optimal stability and scalability.
  • a first aspect of the invention relates to a modular structure for a floating infrastructure.
  • the modular structure comprises: a base slab; a basement slab; a base cell form between the base slab and the basement slab; a platform deck; an external waterproof wall extending from a perimeter of the base slab to a perimeter of the platform deck; a honeycomb double wall provided along an internal surface of the external waterproof wall; a bottom hull defined between the base slab and basement slab, wherein the base cell form is between the base slab and the basement slab; and a top hull defined between the basement slab and platform deck.
  • the base cell form is configured to have bee-hive like configuration.
  • the modular structure further comprises a plurality of columns between the base slab and the platform deck.
  • the plurality of columns extend from the base slab to the platform deck and are evenly distributed within the honeycomb double wall. In one embodiment of the first aspect of the invention, the plurality of columns in the bottom hull are evenly distributed within the honeycomb double wall and the plurality of columns in the top hull are not evenly distributed.
  • the modular structure further comprises multiple levels in the top hull.
  • the bottom hull and top hull are hexagonal in shape.
  • the modular structure further comprises a ballast system adapted to monitor draft and tilt of the modular structure and perform adequate ballasting to keep the modular structure to a specific draft and upright.
  • the ballast system comprises a ballast water pump control system, ballast tanks housed in the honeycomb double wall and ballast water pipes for conveying water to the ballast tanks.
  • FIG. 1 illustrating a perspective view of a floating infrastructure in accordance with an embodiment of this disclosure
  • FIG. 2 illustrating a top view of the floating infrastructure in accordance with an embodiment of this disclosure
  • FIG. 3 illustrating a cross sectional view of a first embodiment of the floating infrastructure in accordance with an embodiment of this disclosure
  • FIG. 4 illustrating a cross sectional view of a second embodiment of the floating infrastructure in accordance with an embodiment of this disclosure
  • FIG. 5 illustrating a part sectional view of the floating infrastructure in accordance with an embodiment of this disclosure
  • FIG. 7 illustrating a ballast system in accordance with an embodiment of this disclosure.
  • This invention relates to a modular structure for a floating infrastructure. Particularly, this invention relates to modular structures that allow expansion of the floating infrastructure to increase liveable space on Earth to address rising sea level due to climate changes.
  • the modular structure for constructing the floating infrastructure of this invention provides alternative resilient and sustainable source of land which is constructed with low/zero carbon sustainable materials.
  • the modular structure for constructing the floating infrastructure can be used to house smart and energy efficient buildings, with power generated by renewable energy sources.
  • the floating infrastructure has enhanced scalability and adaptability which enables it to be deployed globally. Taking up sea space for floating infrastructure may obstruct existing vessel routes and anchorage locations, modularity of the floating infrastructure ensures that the sea space reserved for the floating infrastructure is utilized fully.
  • the floating infrastructure is an alternate sustainable pathway which can combat the impact of rising sea levels and at the same time create new habitats and lifestyle spaces above and below water.
  • the comfort level of the occupants of the floating platform should not be compromised even if the environmental conditions are different as compared to land based fixed structures.
  • the floating infrastructure also includes the following green features to promote sustainability:
  • Cement replacement technology enables the production of concrete without the need for Portland cement, replacements such as steel slag, a waste material from steelmaking plants can be used to bind the concrete instead.
  • Figure 1 shows a floating infrastructure 100 in accordance with an embodiment of this invention.
  • Figure 2 shows a top view of the floating infrastructure 100 in accordance with an embodiment of this invention.
  • 3 modular structures 200 are used to construct the floating infrastructure 100. Further details on the modular structure 200 will be described below.
  • Figure 3 shows a cross sectional view of a first embodiment 1 10 of the floating infrastructure in accordance with an embodiment of this disclosure.
  • the first embodiment is a 2 layers single hull modular structure 300 with dolphin piles to anchor the modular structure 300 to the seabed.
  • the space within the hull may be used for ballast tanks, basement lifestyle components, infrastructure systems, plant rooms, water tanks etc.
  • the number of layers within the hull is dependent on the depth of the hull and is left as a design choice for those skilled in the art.
  • Figure 4 illustrates a cross sectional view of a second embodiment 120 of the floating infrastructure in accordance with an embodiment of this disclosure.
  • multiple levels of the modular structure 400 are constructed with the bottom level sitting on the seabed. Similar to the 2 layers single hull modular structure 300, the space within the hull of the multiple levels modular structure 400 may be used for ballast tanks, basement lifestyle components, infrastructure systems, plant rooms, water tanks etc.
  • the number of layers within the hull is dependent on the depth of the hull and is left as a design choice for those skilled in the art.
  • each modular structure 200 comprises at least one level.
  • Figure 5 shows a part sectional view of a modular structure 200 in accordance with an embodiment of this disclosure.
  • the modular structure 200 comprises a bottom hull 210 and a top hull 220. While the top hull 220 shows a one layer which is similar to the 2 layers single hull modular structure 300, the top hull 220 may be divided to form multiple layers which is similar to the multiple levels modular structure 400. In short, one skilled in the art will recognise that the number of layers within the hull is dependent on the depth of the hull and is left as a design choice for those skilled in the art.
  • FIG. 6 shows an exploded view of the modular structure 200.
  • the modular structure 200 comprises a base slab 710, a base cell form 720, a basement slab 730, an external waterproof wall 740, columns 750, honeycomb double wall 760 and a platform deck 770.
  • the bottom hull 210 is defined between the base slab 710 and basement slab 730 while the top hull 220 is defined between the basement slab 730 and platform deck 770.
  • the base cell form 720 is arranged between the base slab 710 and the basement slab 730 forming the bottom hull 210.
  • the base cell form 720 is configured to have beehive like configuration to provide rigid strength and redundancy.
  • the external waterproof wall 740 extends from the perimeter of the base slab 710 to the platform deck 770.
  • the external waterproof wall 740 is the sidewall of the modular structure 200 and defines the height of the modular structure 200.
  • the external waterproof wall 740, basement slab 730 and platform deck 770 define an internal space forming the top hull 220.
  • This internal space may be a single level as shown in the 2 layers single hull modular structure 300 in figure 3 or can be further divided to multiple basement levels as shown in the multiple levels modular structure 400 in figure 4.
  • One skilled in the art will recognise that the number of levels within the top hull is dependent on the depth of the hull and is left as a design choice for those skilled in the art.
  • the honeycomb double wall 760 is provided along the internal surface of the external waterproof wall 740.
  • the honeycomb double wall 760 acts as a ballast system.
  • Figure 7 illustrates a ballast system 780 comprising ballast water pump control system 1 , ballast water pipes 2 and ballast tank 3 housed in the honeycomb double wall 760.
  • the ballast water pump control system 1 may resides in the top hull 220 in order to quickly distribute water via the ballast water pipes 2 to the relevant ballast tank 3 to distribute weight to maintain tilt and comfort.
  • Columns 750 are provided and extends from the base slab 710 to the platform deck 770.
  • the columns 750 in the bottom hull 210 and top hull 220 are evenly distributed within the perimeter of the modular structure 200.
  • the columns 750 in the top hull 220 may not be evenly distributed.
  • the columns 750 in the bottom hull 210 are evenly spaced to evenly distribute the building loads to the columns 750 and base cell form 720 in the bottom hull 220 as a means of economic design.
  • the bottom hull 210 allows adjacent cells in the base cell form 720 to share and disperse uneven loads transferred from the columns in the top hull 220 which support the building. This means there is some allowance to shift the columns 750 in the top hull 220, so that the columns 750 in the top hull 220 need not be evenly spaced which allows flexibility in the spatial planning of the basement levels and topside levels.
  • the honeycomb double wall 760 comprises ballast tanks 3 for controlling the buoyancy of the modular structure 200.
  • An active compensating ballast system 780 may be installed to constantly monitor draft and tilt of the modular structure 200 and perform adequate ballasting to keep the modular structure 200 to the specified draft and upright.
  • an active ballast system might not be required if the live loads (moving loads from humans, vehicles, etc) is considerably small compared to the overall module as the movements will not cause much changes to the draft/tilt of the modular structure 200.
  • the ballast system 780 would be provided to allow the transportation of the modular structure 200 as well as future relocation possibilities.
  • the size of the bottom hull is dependent on the amount of ballast tanks required to control the buoyancy of the modular structure 200 and in order to carry the load of the top hull and structures above the top hull and this is left as a design choice to those skilled in the art.
  • the modular structure 200 is hexagonal in shape. Each modular structure 200 can be adjacently coupled together by flexible coupling arms to form a cluster. As illustrated in figures 1 and 2, three modular structures 200 are coupled together to form a cluster.
  • the modular structures 200 may be connected together via rigid or flexible connectors.
  • the rigid connectors will basically link 2 modular structures 200 together to form a cluster.
  • Flexible connectors allow the modular structures 200 to retain some individuality and variations in draft without impeding each other.
  • a flexible coupling arm is an example of a flexible connector.
  • the flexible coupling arm that can be easily installed and disengaged, keeps the modular structures secured at a safe distance from one another and also couples the motions of the each floating platform in the cluster.
  • the overall mass of the floating infrastructure would increase, inevitably increasing the stability of the floating infrastructure making the floating infrastructure less susceptible to wave and tidal changes.
  • the modular structures 200 are manufactured using advanced concrete technology that either takes in carbon dioxide for curing or replaces cement with alternative materials such as metal slags, silica binders and concrete which utilizes recycled concrete aggregates (RCA).
  • advanced concrete technology that either takes in carbon dioxide for curing or replaces cement with alternative materials such as metal slags, silica binders and concrete which utilizes recycled concrete aggregates (RCA).
  • Each modular structure 200 is hexagonal in shape with an area approximately 5,000 square meter (sqm) which can be joined and connected together to form clusters of 3, 6, and 9 or more to form the floating cities.
  • the joining of modular structures can be done at ease with hexagon shape. Shorter lead time is required for the modular units and this allows demand for the floating cities to be fulfilled more efficiently
  • Individual platform has an area of 5,000sqm, which is able to accommodate approximately 2000 occupants and 3 modular structure 200 when connected together can accommodate up to 6000 occupants.
  • the figures may vary depending on how the topside structures are designed, whether they are used more for apartments, offices or other recreational purposes.
  • the modular floating infrastructure can be scaled and redeployed to locations with different environmental conditions around the world to tackle the issues of climate change.
  • the design of the modular structure hexagon in shaped. Hexagon shaped modular structures are symmetrical from all sides and will result in providing optimum stability and ease of construction. This is the best shape in terms of Modularity & Stability yet for various combinations.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • General Engineering & Computer Science (AREA)
  • Sewage (AREA)
  • Revetment (AREA)
  • Buildings Adapted To Withstand Abnormal External Influences (AREA)
  • Bridges Or Land Bridges (AREA)

Abstract

La présente invention concerne une structure modulaire pour une infrastructure flottante. La structure modulaire comprend une plaque de base; une dalle de socle; une forme de cellule de base entre la plaque de base et la dalle de socle; un plateau de plate-forme; une paroi externe étanche à l'eau s'étendant à partir d'un périmètre de la plaque de base jusqu'à un périmètre du plateau de plateforme; une double paroi en nid d'abeilles disposée le long d'une surface interne de la paroi étanche à l'eau externe; une coque inférieure définie entre la plaque de base et la dalle de socle, la forme de cellule de base étant située entre la plaque de base et la dalle de socle; et une coque supérieure définie entre la plaque de base et le plateau de plate-forme.
PCT/SG2022/050517 2021-08-06 2022-07-22 Infrastructure flottante modulaire et proche du rivage reposant au sol WO2023014288A2 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020247006030A KR20240042458A (ko) 2021-08-06 2022-07-22 모듈식 부유 및 바닥 안착 연안 인프라
JP2024532655A JP2024529787A (ja) 2021-08-06 2022-07-22 モジュール式の浮体式および着底式の沿岸インフラ
EP22853612.4A EP4380852A2 (fr) 2021-08-06 2022-07-22 Infrastructure flottante modulaire et proche du rivage reposant au sol
CN202280054958.1A CN118139782A (zh) 2021-08-06 2022-07-22 模块化浮动式和底部安置近岸基础设施

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG10202108647V 2021-08-06
SG10202108647V 2021-08-06

Publications (2)

Publication Number Publication Date
WO2023014288A2 true WO2023014288A2 (fr) 2023-02-09
WO2023014288A3 WO2023014288A3 (fr) 2023-05-11

Family

ID=85156460

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Application Number Title Priority Date Filing Date
PCT/SG2022/050517 WO2023014288A2 (fr) 2021-08-06 2022-07-22 Infrastructure flottante modulaire et proche du rivage reposant au sol

Country Status (5)

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EP (1) EP4380852A2 (fr)
JP (1) JP2024529787A (fr)
KR (1) KR20240042458A (fr)
CN (1) CN118139782A (fr)
WO (1) WO2023014288A2 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7958835B2 (en) * 2007-01-01 2011-06-14 Nagan Srinivasan Offshore floating production, storage, and off-loading vessel for use in ice-covered and clear water applications
JP4263222B2 (ja) * 2007-07-04 2009-05-13 有限会社松本鉄工所 連結構造及びそれを備えた浮体構造物
CN103608256A (zh) * 2011-09-16 2014-02-26 冯金特里公司 模块化半潜式结构及其制造方法
US8777519B1 (en) * 2013-03-15 2014-07-15 Arx Pax, LLC Methods and apparatus of building construction resisting earthquake and flood damage

Also Published As

Publication number Publication date
EP4380852A2 (fr) 2024-06-12
WO2023014288A3 (fr) 2023-05-11
KR20240042458A (ko) 2024-04-02
CN118139782A (zh) 2024-06-04
JP2024529787A (ja) 2024-08-08

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