CN101774425A - Device and method for preventing sediment deposition and treating sediment in ballast tank of ship - Google Patents
Device and method for preventing sediment deposition and treating sediment in ballast tank of ship Download PDFInfo
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- CN101774425A CN101774425A CN201010107258A CN201010107258A CN101774425A CN 101774425 A CN101774425 A CN 101774425A CN 201010107258 A CN201010107258 A CN 201010107258A CN 201010107258 A CN201010107258 A CN 201010107258A CN 101774425 A CN101774425 A CN 101774425A
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Abstract
The invention relates to a device and a method for preventing the sediment deposition and treating the sediment in a ballast tank of a ship. The traditional L-shaped ballast tank is divided into a topside ballast tank and a bottom ballast tank, wherein the topside ballast tank structure is provided with sediment outlet holes, and the shape and the size of the drain holes are optimized. During ballasting in the water area with a large sediment charge, only the topside ballast tank is ballasted, and the bottom ballast tank is in the void state, so that the ship can achieve the draught and the stability for safe sailing; and when the ship drives away from water field containing the sediment, the bottom ballast tank is ballasted, and the sediment in the topside ballast tank is discharged by a pump or gravity. For the conversion of the traditional ship, the invention has the advantages of slight change to the ship structure and the ballast piping, short construction time, convenient operation flow and lower cost; and for a newly-made ship, the invention has the advantage that the effect of preventing the sediment can be achieved as long as increasing less design and manufacturing cost, thereby achieving huge practical meanings and extensive application prospects.
Description
Technical field
The present invention relates to the device and method that a kind of anti-ballast tank of ship silt lodging and silt are handled.
Background technology
Navigate by water in the big waters of sediment charge and carry out the boats and ships of ballast in this waters, owing to contain a large amount of silt in the water, these silts deposit in ballast tank, have caused the problem of following two aspects: the one, and the cargo capacity of boats and ships reduces; The 2nd, silt deposits in ballast tank, causes the corrosion aggravation of ship structural component.This problem perplexs the boats and ships that navigate by water in this waters for a long time, removes these silt, and construction difficulty extremely expends a large amount of man power and materials.Therefore the anti-silt alluvial technology of ballast tank has bigger realistic meaning and wide application prospect.
Summary of the invention
The objective of the invention is to solve boats and ships when the big water-area navigation of sediment charge carries out ballast, prevent the alluvial of silt at ballast tank.
In order to achieve the above object, technical scheme of the present invention is: the device that a kind of anti-ballast tank of ship silt lodging and silt are handled comprises that top margin ballast tank B, end ballast tank C, open non-multi-ribbed plate discharge orifice 3, open non-multi-ribbed plate 4, flushing house steward 5, nozzle 6, quick coupling 7, ballast house steward 8, ballast water advance/arrange mouth 9, remote control butterfly valve 10, gravity from comb 11 and maritime conduit 12, notes/comb 13.
This device is divided into top margin ballast tank B and end ballast tank C with traditional L type ballast tank A, the division position of different ship type ballast tanks, calculate according to overall performance, to satisfy intercoastal Stability of Ship and least draft requirement is that benchmark is determined, the ballast water that contains silt can only inject top margin ballast tank B, and ballast tank C can only inject the ballast water that does not contain silt at the end; Open non-multi-ribbed plate 4 lower ends two corners are provided with open non-multi-ribbed plate discharge orifice 3; The radius of open non-multi-ribbed plate discharge orifice 3 is R150mm, is beneficial to spoil disposal sand, prevents the alluvial of silt; Flushing house steward 5 is located under the main deck and every layer of horizontal girder in the top margin ballast tank B, horizontally disposed flushing house steward 5 is interconnected with vertically disposed flushing house steward 5, below every horizontally disposed flushing house steward 5 and the vertical angle at 45 of its line of centers, a pair of nozzle 6 is set, the nozzle 6 that is provided with on the horizontally disposed flushing house steward 5 be spaced apart 700～800mm, stretch out quick coupling 7 is installed on the vertically disposed flushing house steward 5 of main deck, quick coupling 7 links to each other with near fire cock by fire hose; Ballast house steward 8 is connected according to the discharging modes of top margin ballast tank B silt or with notes/comb 13, perhaps advance/arrange mouth 9 is connected with ballast water, notes/comb 13 links to each other by the afterbody bilge of remote control butterfly valve 10 with top margin ballast tank B, gravity communicates with top margin ballast tank B by remote control butterfly valve 10 from comb 11 upper ends, and gravity directly links to each other with maritime conduit 12 in the end ballast tank C from comb 11 lower ends.
The method that the device that utilizes above-mentioned a kind of anti-ballast tank of ship silt lodging and silt to handle is handled silt is as follows:
Usually boats and ships are in the tail state that inclines, when horizontal girder is long-pending when a small amount of silt is arranged, quick coupling 7 is connected with fire water, high pressure fire fighting water can wash silt to the exit of gravitational discharge mouth 11 or notes/comb 13 by flushing house steward 5 and nozzle 6, and silt is discharged outboard by remote control butterfly valve 10, gravity from comb 11 or notes/comb 13, ballast house steward 8 or maritime conduit 12.The discharging of top margin ballast tank B silt has following dual mode, and real ship is chosen one wantonly:
Mode one: pump row is husky: the injection of the ballast water of top margin ballast tank B and discharge are undertaken by ballast house steward 8, notes/comb 13 and remote control butterfly valve 10, notes/comb 13 links to each other by the afterbody bilge of remote control butterfly valve 10 with top margin ballast tank B, and notes/comb 13 other ends link to each other with ballast house steward 8; Usually boats and ships are in the tail state that inclines, be beneficial to the discharge of silt, the ballast water that contains silt injects top margin ballast tank B by ballast house steward 8 by notes/comb 13, remote control butterfly valve 10, conversely, the ballast water that contains silt enters ballast house steward 8 by remote control butterfly valve 10, notes/comb 13, discharges outboard by ballast pump.
Mode two: gravity is from row: ballast water advances/arrange mouthfuls 9 and links to each other with ballast house steward 8 in the top margin ballast tank B, and the while is provided with remote control butterfly valve 10 therebetween; Gravity communicates with top margin ballast tank B by remote control butterfly valve 10 from comb 11 upper ends, and gravity directly links to each other with maritime conduit 12 in the end ballast tank C from comb 11 lower ends.When containing the silt ballast water by ballast water notes/row mouthful 9 injection top margin ballast tank B, by control and remote control butterfly valve 10 not timings that gravity links to each other from comb 11 release a certain amount of contain the silt ballast water extremely with gravity from the maritime conduit 12 that comb 11 links to each other, directly discharge outboard.
When ballast is carried out in the bigger waters of sediment charge, only top margin ballast tank B is carried out ballast, ballast tank C is in empty-cabin state at the end, make ship reach the drinking water and the stability of safe navigation, after sailing out of the waters that contains silt, again end ballast tank C is carried out ballast, boats and ships are reached does not have the requirement of restrict driving district's drauht and stability.Like this ballast tank silt alluvial area is concentrated on top margin ballast tank B from original whole ballast tank, the alluvial area has only original about 1/10, and top margin ballast tank B bottom is flat, there is not longitudinal, help the discharging of silt, simultaneously in top margin ballast tank B, arrange purge pipe, be connected with fire hose, can clean ballast tank in case of necessity by quick coupling 7.
The present invention is divided into top margin ballast tank B and end ballast tank C with traditional L type ballast tank A, change traditional non-multi-ribbed plate 2 into open non-multi-ribbed plate 4, open non-multi-ribbed plate discharge orifice 3 adds greatly radius R 150mm by traditional non-multi-ribbed plate discharge orifice 1 radius R 75mm simultaneously, be beneficial to spoil disposal sand, prevent the alluvial of silt; Get simply by ballast line again and change, reached the effect that ballast tank of ship silt lodging and silt are handled.
The invention has the beneficial effects as follows: for the repacking of existing ship, only need to change a spot of hull structure and ballast line, the time of construction is short, and operating process is easy, and cost is less; For the boats and ships of newly making, only needing increases less design and manufacturing cost, can reach the effect of anti-silt, so the present invention has bigger realistic meaning and wide application prospect.
Description of drawings
Fig. 1 is that traditional ballast tank is divided scheme drawing.
Fig. 2 is that the two ballast tanks of the present invention are divided scheme drawing.
Fig. 3 is the husky husky form scheme drawing of flushing, ballast and row of pump row of the present invention.
Fig. 4 is the flushing of gravity of the present invention from row's sand, ballast and the husky form scheme drawing of row.
Among the figure: 1, traditional non-multi-ribbed plate discharge orifice, 2, traditional non-multi-ribbed plate, 3, open non-multi-ribbed plate discharge orifice, 4, open non-multi-ribbed plate, 5, the flushing house steward, 6, nozzle, 7, quick coupling, 8, ballast house steward, 9, ballast water advances/arrange mouthful, 10, the remote control butterfly valve, 11, gravity is from comb, 12, maritime conduit, 13, notes/comb
Contain the silt seawater,
No silt seawater,
Directly communicate with seawater.
The specific embodiment
Below in conjunction with accompanying drawing present technique is done elaboration in further detail:
As shown in Figure 1, traditional ballast tank is the L type, the present invention is divided into top margin ballast tank B and end ballast tank C with it, see Fig. 2, calculate according to overall performance the division position of different ship type ballast tanks, is that benchmark is determined to satisfy intercoastal Stability of Ship and least draft requirement, the ballast water that contains silt can only inject top margin ballast tank B, and ballast tank C can only inject the ballast water that does not contain silt at the end; Open non-multi-ribbed plate 4 lower ends two corners are provided with open non-multi-ribbed plate discharge orifice 3; The radius of open non-multi-ribbed plate discharge orifice 3 is R150mm, is beneficial to spoil disposal sand, prevents the alluvial of silt; Flushing house steward 5 is located under the main deck and every layer of horizontal girder in the top margin ballast tank B, horizontally disposed flushing house steward 5 is interconnected with vertically disposed flushing house steward 5, below every horizontally disposed flushing house steward 5 and the vertical angle at 45 of its line of centers, a pair of nozzle 6 is set, the nozzle 6 that is provided with on the horizontally disposed flushing house steward 5 be spaced apart 700～800mm, stretch out quick coupling 7 is installed on the vertically disposed flushing house steward 5 of main deck, quick coupling 7 links to each other with near fire cock by fire hose.
The method that the device that utilizes above-mentioned a kind of anti-ballast tank of ship silt lodging and silt to handle is handled silt is as follows:
Usually boats and ships are in the tail state that inclines, when horizontal girder is long-pending when a small amount of silt is arranged, quick coupling 7 is connected with fire water, high pressure fire fighting water can wash silt to the exit of gravitational discharge mouth 11 or notes/comb 13 by flushing house steward 5 and nozzle 6, and silt is discharged outboard by remote control butterfly valve 10, gravity from comb 11 or notes/comb 13, ballast house steward 8 or maritime conduit 12.The discharging of top margin ballast tank B silt has following dual mode, and real ship is chosen one wantonly:
Mode one: pump row is husky, as Fig. 3 institute: the injection of the ballast water of top margin ballast tank B and discharge and undertaken by ballast house steward 8, notes/comb 13 and remote control butterfly valve 10, notes/comb 13 links to each other by the afterbody bilge of remote control butterfly valve 10 with top margin ballast tank B, and notes/comb 13 other ends link to each other with ballast house steward 8; Usually boats and ships are in the tail state that inclines, be beneficial to the discharge of silt, the ballast water that contains silt injects top margin ballast tank B by ballast house steward 8 by notes/comb 13, remote control butterfly valve 10, conversely, the ballast water that contains silt enters ballast house steward 8 by remote control butterfly valve 10, notes/comb 13, discharges outboard by ballast pump.
Mode two: gravity is from row, as shown in Figure 4: ballast water advances/arrange mouthfuls 9 and links to each other with ballast house steward 8 in the top margin ballast tank B, and the while is provided with remote control butterfly valve 10 therebetween; Gravity communicates with top margin ballast tank B by remote control butterfly valve 10 from comb 11 upper ends, and gravity directly links to each other with maritime conduit 12 in the end ballast tank C from comb 11 lower ends.When containing the silt ballast water by ballast water notes/row mouthful 9 injection top margin ballast tank B, by control and remote control butterfly valve 10 not timings that gravity links to each other from comb 11 release a certain amount of contain the silt ballast water extremely with gravity from the maritime conduit 12 that comb 11 links to each other, directly discharge outboard.
When ballast is carried out in the bigger waters of sediment charge, only top margin ballast tank B is carried out ballast, ballast tank C is in empty-cabin state at the end, make ship reach the drinking water and the stability of safe navigation, after sailing out of the waters that contains silt, again end ballast tank C is carried out ballast, boats and ships are reached does not have the requirement of restrict driving district's drauht and stability.Like this ballast tank silt alluvial area is concentrated on top margin ballast tank B from original whole ballast tank, the alluvial area has only original about 1/10, and top margin ballast tank B bottom is flat, there is not longitudinal, help the discharging of silt, simultaneously in top margin ballast tank B, arrange purge pipe, be connected with fire hose, can clean ballast tank in case of necessity by quick coupling 7.
Claims (3)
1. the device handled of anti-ballast tank of ship silt lodging and silt, it is characterized in that, comprise that top margin ballast tank (B), end ballast tank (C), open non-multi-ribbed plate discharge orifice (3), open non-multi-ribbed plate (4), flushing house steward (5), nozzle (6), quick coupling (7), ballast house steward (8), ballast water advance/arrange mouthful (9), a remote control butterfly valve (10), gravity from comb (11), maritime conduit (12) and notes/comb (13); This device is divided into top margin ballast tank (B) and end ballast tank (C) with traditional L type ballast tank (A), the division position of different ship type ballast tanks, calculate according to overall performance, to satisfy intercoastal Stability of Ship and least draft requirement is that benchmark is determined, the ballast water that contains silt can only inject top margin ballast tank (B), and end ballast tank (C) can only inject the ballast water that does not contain silt; Open non-multi-ribbed plate (4) lower end two corners are provided with open non-multi-ribbed plate discharge orifice (3); The radius of open non-multi-ribbed plate discharge orifice (3) is R150mm, is beneficial to spoil disposal sand, prevents the alluvial of silt; Flushing house steward (5) is located under the main deck and every layer of horizontal girder in the top margin ballast tank (B), horizontally disposed flushing house steward (5) and vertically disposed flushing house steward (5) are interconnected, with below, the vertical angle at 45 of its line of centers a pair of nozzle (6) is set every horizontally disposed flushing house steward (5), horizontally disposed flushing house steward (5) goes up the 700～800mm that is spaced apart of the nozzle (6) that is provided with, the vertically disposed flushing house steward (5) who stretches out main deck go up to install quick coupling (7), and quick coupling (7) links to each other with near fire cock by fire hose; Ballast house steward (8) is connected according to the discharging modes of top margin ballast tank (B) silt or with notes/comb (13), perhaps enter/arrange mouthful (9) is connected with ballast water, notes/comb (13) links to each other by the afterbody bilge of remote control butterfly valve (10) with top margin ballast tank (B), gravity communicates with top margin ballast tank (B) by remote control butterfly valve (10) from comb (11) upper end, and gravity maritime conduit (12) direct from comb (11) lower end and in the end ballast tank (C) links to each other.
2. the device that a kind of anti-ballast tank of ship silt lodging according to claim 1 and silt are handled is handled the method for silt, it is characterized in that, usually boats and ships are in the tail state that inclines, when horizontal girder is long-pending when a small amount of silt is arranged, quick coupling (7) is connected with fire water, high pressure fire fighting water can wash silt to the exit of gravitational discharge mouth (11) or notes/comb (13) by flushing house steward (5) and nozzle (6), silt is by remote control butterfly valve (10), gravity is from comb (11) or notes/comb (13), ballast house steward (8) or maritime conduit (12) are discharged outboard, the discharging of top margin ballast tank (B) silt has following dual mode, and real ship is chosen one wantonly:
Mode one: pump row is husky: the injection of the ballast water of top margin ballast tank (B) and discharge are undertaken by ballast house steward (8), notes/comb (13) and remote control butterfly valve (10), notes/comb (13) links to each other by the afterbody bilge of remote control butterfly valve (10) with top margin ballast tank (B), and notes/comb (13) other end links to each other with ballast house steward (8); Usually boats and ships are in the tail state that inclines, be beneficial to the discharge of silt, the ballast water that contains silt injects top margin ballast tank (B) by ballast house steward (8) by notes/comb (13), remote control butterfly valve (10), conversely, the ballast water that contains silt enters ballast house steward (8) by remote control butterfly valve (10), notes/comb (13), discharges outboard by ballast pump;
Mode two: gravity is from row: ballast water advances/arrange the interior ballast house steward (8) of mouthful (9) and top margin ballast tank (B) and links to each other, and the while is provided with remote control butterfly valve (10) therebetween; Gravity communicates with top margin ballast tank (B) by remote control butterfly valve (10) from comb (11) upper end, gravity maritime conduit (12) direct from comb (11) lower end and in the end ballast tank (C) links to each other, inject top margin ballast tank (B) when containing the silt ballast water by ballast water notes/row mouthful (9), by control and remote control butterfly valve (10) not timing that gravity links to each other from comb (11) release a certain amount of contain the silt ballast water extremely with gravity from the maritime conduit (12) that comb (11) links to each other, directly discharge outboard.
3. the device and method that a kind of anti-ballast tank of ship silt lodging according to claim 1 and 2 and silt are handled, it is characterized in that, when ballast is carried out in the bigger waters of sediment charge, only top margin ballast tank (B) is carried out ballast, end ballast tank (C) is in empty-cabin state, make ship reach the drinking water and the stability of safe navigation, after sailing out of the waters that contains silt, again end ballast tank (C) is carried out ballast.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010107258A CN101774425A (en) | 2010-02-06 | 2010-02-06 | Device and method for preventing sediment deposition and treating sediment in ballast tank of ship |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010107258A CN101774425A (en) | 2010-02-06 | 2010-02-06 | Device and method for preventing sediment deposition and treating sediment in ballast tank of ship |
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| CN101774425A true CN101774425A (en) | 2010-07-14 |
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| CN201010107258A Pending CN101774425A (en) | 2010-02-06 | 2010-02-06 | Device and method for preventing sediment deposition and treating sediment in ballast tank of ship |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030077A (en) * | 2010-11-30 | 2011-04-27 | 南通中远川崎船舶工程有限公司 | Anti-sediment type large-size ship with new ballast tank separation |
| CN102372068A (en) * | 2010-08-10 | 2012-03-14 | 南通中远川崎船舶工程有限公司 | Anti-silt water ballast tank of large vessel |
| CN103204226A (en) * | 2012-01-17 | 2013-07-17 | 大连船舶重工集团有限公司 | Silt-preventing function-based sediment overflow ballast tank |
| CN103661810A (en) * | 2013-11-29 | 2014-03-26 | 大连船舶重工集团有限公司 | Ship with double-layer bottom space and ship subdivision method |
| JP2014131894A (en) * | 2013-01-07 | 2014-07-17 | Nippon Steel & Sumitomo Metal | Oil tank of tanker |
| CN105216988A (en) * | 2015-10-27 | 2016-01-06 | 上海船舶研究设计院 | A kind of ballast tank silt eduction gear |
| CN106828774A (en) * | 2017-02-23 | 2017-06-13 | 中国舰船研究设计中心 | A kind of sea chest dredger peculiar to vessel |
| CN109911138A (en) * | 2019-03-29 | 2019-06-21 | 广船国际有限公司 | The design method and ship of a kind of discharge orifice in ballast tank of ship |
| CN110053733A (en) * | 2019-04-29 | 2019-07-26 | 广船国际有限公司 | A kind of ballast tank discharge orifice method for arranging |
| CN111661240A (en) * | 2020-05-26 | 2020-09-15 | 大连船舶重工集团有限公司 | Independent ballast tank with ballast pump cabin |
| WO2023103452A1 (en) * | 2021-12-09 | 2023-06-15 | 上海船舶研究设计院（中国船舶集团有限公司第六〇四研究院） | Wing tank rib plate for liquid cargo ship |
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2010
- 2010-02-06 CN CN201010107258A patent/CN101774425A/en active Pending
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102372068A (en) * | 2010-08-10 | 2012-03-14 | 南通中远川崎船舶工程有限公司 | Anti-silt water ballast tank of large vessel |
| CN102030077A (en) * | 2010-11-30 | 2011-04-27 | 南通中远川崎船舶工程有限公司 | Anti-sediment type large-size ship with new ballast tank separation |
| CN102030077B (en) * | 2010-11-30 | 2013-04-03 | 南通中远川崎船舶工程有限公司 | Anti-sediment type large-size ship with new ballast tank separation |
| CN103204226B (en) * | 2012-01-17 | 2015-07-15 | 大连船舶重工集团有限公司 | Silt-preventing function-based sediment overflow ballast tank |
| CN103204226A (en) * | 2012-01-17 | 2013-07-17 | 大连船舶重工集团有限公司 | Silt-preventing function-based sediment overflow ballast tank |
| JP2014131894A (en) * | 2013-01-07 | 2014-07-17 | Nippon Steel & Sumitomo Metal | Oil tank of tanker |
| CN103661810A (en) * | 2013-11-29 | 2014-03-26 | 大连船舶重工集团有限公司 | Ship with double-layer bottom space and ship subdivision method |
| CN105216988A (en) * | 2015-10-27 | 2016-01-06 | 上海船舶研究设计院 | A kind of ballast tank silt eduction gear |
| CN106828774A (en) * | 2017-02-23 | 2017-06-13 | 中国舰船研究设计中心 | A kind of sea chest dredger peculiar to vessel |
| CN109911138A (en) * | 2019-03-29 | 2019-06-21 | 广船国际有限公司 | The design method and ship of a kind of discharge orifice in ballast tank of ship |
| CN110053733A (en) * | 2019-04-29 | 2019-07-26 | 广船国际有限公司 | A kind of ballast tank discharge orifice method for arranging |
| CN111661240A (en) * | 2020-05-26 | 2020-09-15 | 大连船舶重工集团有限公司 | Independent ballast tank with ballast pump cabin |
| WO2023103452A1 (en) * | 2021-12-09 | 2023-06-15 | 上海船舶研究设计院（中国船舶集团有限公司第六〇四研究院） | Wing tank rib plate for liquid cargo ship |
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Owner name: DALIAN OCEAN SHIPPING COMPANY |
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Inventor after: Lv Zhiqing Inventor after: Li Yuping Inventor after: Li Xuejun Inventor after: Zhao Jinwen Inventor after: Ling Naijun Inventor after: Zou Wensheng Inventor after: Wang Yongchun Inventor after: Qiu Tiewei Inventor after: Zhao Zubin Inventor before: Lv Zhiqing Inventor before: Li Xuejun Inventor before: Ling Naijun |
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Free format text: CORRECT: INVENTOR; FROM: LV ZHIQING LI XUEJUN LING NAIJUN TO: LV ZHIQING LI YUPING LI XUEJUN ZHAO JINWEN LING NAIJUN ZOU WENSHENG WANG YONGCHUN QIU TIEWEI ZHAO ZUBIN |
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Effective date of registration: 20110505 Address after: 116600 No. 37, Northeast Main Street, Dalian economic and Technological Development Zone, Liaoning Applicant after: Zhongyuan Shipping Engineering Group Co., Ltd. Co-applicant after: Dalian Ocean Shipping Company Address before: 116600 No. 37, Northeast Main Street, Dalian economic and Technological Development Zone, Liaoning Applicant before: Zhongyuan Shipping Engineering Group Co., Ltd. |
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Application publication date: 20100714 |