KR20120138041A - 복합형 문풀 저항 저감 구조를 갖는 드릴쉽 - Google Patents
복합형 문풀 저항 저감 구조를 갖는 드릴쉽 Download PDFInfo
- Publication number
- KR20120138041A KR20120138041A KR1020110057307A KR20110057307A KR20120138041A KR 20120138041 A KR20120138041 A KR 20120138041A KR 1020110057307 A KR1020110057307 A KR 1020110057307A KR 20110057307 A KR20110057307 A KR 20110057307A KR 20120138041 A KR20120138041 A KR 20120138041A
- Authority
- KR
- South Korea
- Prior art keywords
- door pool
- side wall
- drillship
- door
- flow
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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Classifications
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- 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
- B63B35/4413—Floating drilling platforms, 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
- 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
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B15/00—Supports for the drilling machine, e.g. derricks or masts
- E21B15/02—Supports for the drilling machine, e.g. derricks or masts specially adapted for underwater drilling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B1/00—Hydrodynamic or hydrostatic features of hulls or of hydrofoils
- B63B1/32—Other means for varying the inherent hydrodynamic characteristics of hulls
- B63B2001/325—Interceptors, i.e. elongate blade-like members projecting from a surface into the fluid flow substantially perpendicular to the flow direction, and by a small amount compared to its own length
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B3/00—Hulls characterised by their structure or component parts
- B63B3/14—Hull parts
- B63B2003/147—Moon-pools, e.g. for offshore drilling vessels
-
- 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
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- Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ocean & Marine Engineering (AREA)
- Combustion & Propulsion (AREA)
- Mining & Mineral Resources (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Architecture (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
- Removal Of Floating Material (AREA)
Abstract
Description
도 2 는 종래의 다른 실시예에 따른 드릴쉽에 설치된 인입형 유동안정화부의 형상을 보인 측면도,
도 3 은 본 발명의 바람직한 실시예에 따른 드릴쉽의 문풀 구조를 나타낸 측면도,
도 4 는 본 발명의 바람직한 실시예에 따른 드릴쉽의 문풀 구조를 나타낸 평면도,
도 5 는 본 발명에 따른 섭동제어데크의 도 다른 구조를 나타낸 평면도.
도 6 은 본 발명에 따른 섭동제어데크가 다수 개로 구성되어 문풀 내에 설치된 상태를 나타낸 측면도,
도 7 은 본 발명에 따른 복합형 문풀 저항 감소 구조가 구비된 문풀 주변의 해수 유동 상태를 나타낸 측면도.
(100) : 문풀 (110) : 인입형 유동안정화부
(120) : 경사부 (130) : 섭동제어데크
(131) : 양끝단부 영역 (132) : 중앙부 영역
(133) : 충격흡수용 코팅층 (140) : 블록
Claims (7)
- 문풀(100)의 선수측 벽면(100a)을 형성하는 블록(140)의 저면 일부분을 선체 상부쪽으로 인입가공하여 형성된 인입형 유동안정화부(110);
상기 선미측 벽면(100b)의 하단부를 선미측을 향해 하향 경사지게 가공하여 형성된 경사부(120); 및
상기 선미측 벽면(100b)으로부터 돌출되게 형성되어 문풀(100) 내의 해수 유동을 억제하는 섭동제어데크(130)를 구비하여 문풀(100) 내의 유동 교란을 저감시킨 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 1 항에 있어서,
상기 섭동제어데크(130)는 문풀(100)의 좌우측 벽면(100c,100d)에 연결된 양끝단부 영역(131)이 나머지 중앙부 영역(132)에 비하여 선미측 벽면(100b)으로부터 보다 더 돌출되게 형성된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 2 항에 있어서,
상기 양끝단부 영역(131)의 내측면(131a)은 문풀(100)의 좌우측 벽면(100c,100d)으로부터 중앙부 영역(132)에 근접할수록 돌출길이가 감소하게 선미측 벽면(100b)을 향하여 경사지게 연장된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 2 항에 있어서,
상기 양끝단부 영역(131)의 내측면(131a)은 문풀(100)의 좌우측 벽면(100c,100d)으로부터 중앙부 영역(132)에 근접할수록 돌출길이가 감소하게 원호를 그리며 연장된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 1 항에 있어서,
상기 섭동제어데크(130)의 내측면(131a)에는 충격흡수용 코팅층(133)이 더 형성된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 1 항에 있어서,
상기 섭동제어데크(130)는 다수 개로 구성되며,
상기 다수 개의 섭동제어데크(130)들은 수직방향으로 상호 이격되도록 선미측 벽면(100b)에 설치된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽. - 제 6 항에 있어서,
상기 다수 개의 섭동제어데크(130)들은 하부에 위치할수록 돌출길이가 짧게 형성된 것을 특징으로 하는 복합형 문풀 저항 저감 구조를 갖는 드릴쉽.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110057307A KR101259718B1 (ko) | 2011-06-14 | 2011-06-14 | 복합형 문풀 저항 저감 구조를 갖는 드릴쉽 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020110057307A KR101259718B1 (ko) | 2011-06-14 | 2011-06-14 | 복합형 문풀 저항 저감 구조를 갖는 드릴쉽 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20120138041A true KR20120138041A (ko) | 2012-12-24 |
| KR101259718B1 KR101259718B1 (ko) | 2013-04-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020110057307A Active KR101259718B1 (ko) | 2011-06-14 | 2011-06-14 | 복합형 문풀 저항 저감 구조를 갖는 드릴쉽 |
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| Country | Link |
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| KR (1) | KR101259718B1 (ko) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105015698A (zh) * | 2015-08-06 | 2015-11-04 | 哈尔滨工程大学 | 一种用于钻井船月池内部的减阻装置 |
| WO2016178574A1 (en) * | 2015-05-04 | 2016-11-10 | Gustomsc Resources B.V. | A vessel, especially a drillship, provided with a moon pool |
| CN113184108A (zh) * | 2021-05-25 | 2021-07-30 | 天津大学 | 一种利于减阻的铺管船月池优化结构 |
| CN113232765A (zh) * | 2021-05-25 | 2021-08-10 | 天津大学 | 一种用于减小月池附加阻力的空心装置 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101762700B1 (ko) * | 2015-09-15 | 2017-07-28 | 삼성중공업 주식회사 | 시추선 |
| KR101732353B1 (ko) | 2017-01-12 | 2017-05-04 | 삼성중공업 주식회사 | 문풀 내부 유동 감쇄구조체 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20000004703A (ko) * | 1998-06-30 | 2000-01-25 | 이해규 | 선박의 문풀부 저항 저감 장치 |
| KR20000025585A (ko) * | 1998-10-13 | 2000-05-06 | 이해규 | 선박의 문풀부 저항 저감 장치 |
| KR20080005021U (ko) * | 2007-04-25 | 2008-10-29 | 대우조선해양 주식회사 | 선박 또는 해양구조물의 문풀 |
| KR20090058187A (ko) * | 2007-12-04 | 2009-06-09 | 대우조선해양 주식회사 | 시추선의 문풀 구조물 유동저감 구조 |
-
2011
- 2011-06-14 KR KR1020110057307A patent/KR101259718B1/ko active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016178574A1 (en) * | 2015-05-04 | 2016-11-10 | Gustomsc Resources B.V. | A vessel, especially a drillship, provided with a moon pool |
| NL2014767A (en) * | 2015-05-04 | 2016-11-10 | Gustomsc Resources Bv | A vessel, especially a drillship, provided with a moon pool. |
| US10640172B2 (en) | 2015-05-04 | 2020-05-05 | Gustomsc B.V. | Vessel, especially a drillship, provided with a moon pool |
| CN105015698A (zh) * | 2015-08-06 | 2015-11-04 | 哈尔滨工程大学 | 一种用于钻井船月池内部的减阻装置 |
| CN113184108A (zh) * | 2021-05-25 | 2021-07-30 | 天津大学 | 一种利于减阻的铺管船月池优化结构 |
| CN113232765A (zh) * | 2021-05-25 | 2021-08-10 | 天津大学 | 一种用于减小月池附加阻力的空心装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR101259718B1 (ko) | 2013-04-30 |
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