CN104554646A - Passive anti-rolling tank - Google Patents
Passive anti-rolling tank Download PDFInfo
- Publication number
- CN104554646A CN104554646A CN201410549430.9A CN201410549430A CN104554646A CN 104554646 A CN104554646 A CN 104554646A CN 201410549430 A CN201410549430 A CN 201410549430A CN 104554646 A CN104554646 A CN 104554646A
- Authority
- CN
- China
- Prior art keywords
- main body
- passive anti
- fluid
- water tank
- rolling
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B39/00—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude
- B63B39/02—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by displacement of masses
- B63B39/03—Equipment to decrease pitch, roll, or like unwanted vessel movements; Apparatus for indicating vessel attitude to decrease vessel movements by displacement of masses by transferring liquids
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Rolling Contact Bearings (AREA)
- Sewage (AREA)
- Treatment Of Water By Ion Exchange (AREA)
Abstract
A passive anti-rolling tank includes a tank body providing a closed space that accommodates free-surface fluid; and a protruding bottom wall formed on a bottom of the tank body to have a protruding shape, such that a greater amount of fluid can be accommodated in side portions of the tank body.
Description
Technical field
The present invention relates to passive anti-rolling tank, and relate more particularly to the passive anti-rolling tank wherein forming outstanding diapire, make the stabilizing efficiency of phase same level that fluid comparatively in a small amount can be adopted to realize.
Background technology
Generally speaking antirolling tank can be divided into passive type and active, and in the antirolling tank of passive type, power supply does not transmit from outside and do not perform independent control, and in active antirolling tank, power supply transmits from outside and performs independent control.
Since Frahm have developed U-tube formula antirolling tank in 1911 and Stigter has formulated theoretical about U-tube formula antirolling tank and analyzed, passive anti-rolling tank has been applied to many ships.
The reference paper relevant to the disclosure is the open No.10-2011-0101870 (date is on September 16th, 2011) of the uncensored patent of Korea S, it is disclosed that and suppresses roll type ship and the method for controlling ship rolling.
Summary of the invention
Each embodiment relates to a kind of passive anti-rolling tank, and it realizes stabilizing efficiency by using fluid comparatively in a small amount.
In an embodiment, passive anti-rolling tank can comprise: water tank main body, and it can provide the enclosure space holding Free Surface fluid; With outstanding diapire, it is formed in the bottom of water tank main body thus has outstanding shape, makes relatively large fluid can be contained in the lateral section of water tank main body.
Outstanding diapire can have symmetrical shape, and outstanding diapire can be formed as, when water tank main body horizontality is directed, the degree of depth of the fluid be contained in water tank main body being increased to lateral section from the core of water tank main body.
Outstanding diapire can be formed as having from core to the downward-sloping inclined surface of lateral section, or outstanding diapire can be formed as having the curved surface allowing the degree of depth of fluid to increase from its core to lateral section.
Outstanding diapire can comprise plane and give prominence to wall, and the amount its core being formed in the bottom of water tank main body making to be stored in the fluid of core reduces.
Outstanding diapire also comprises and is formed in inclined wall or the curved wall that plane gives prominence to the both sides of wall.
Outstanding diapire can be formed as having convex surface and concave curved surface.
According to the passive anti-rolling tank of disclosure embodiment, because the shape POL according to water tank is positioned at lateral section, so the stabilizing efficiency improved can be realized by identical weight or the stabilizing efficiency of phase same level can realize from less weight.
Accompanying drawing explanation
Fig. 1 shows the figure of traditional passive anti-rolling tank.
Fig. 2 shows the figure of the passive anti-rolling tank according to first embodiment of the present disclosure.
Fig. 3 shows the figure of the antirolling tank according to second embodiment of the present disclosure.
Fig. 4 shows the figure of the antirolling tank according to third embodiment of the present disclosure.
Fig. 5 shows the figure of the antirolling tank according to fourth embodiment of the present disclosure.
Fig. 6 shows the figure of the antirolling tank according to fifth embodiment of the present disclosure.
Fig. 7 shows the figure of the antirolling tank according to sixth embodiment of the present disclosure.
Fig. 8 shows the figure of the antirolling tank according to seventh embodiment of the present disclosure.
Detailed description of the invention
Hereinafter, passive anti-rolling tank will be described with reference to accompanying drawing in detail by the various examples of embodiment.
In the disclosure, after reading exemplary embodiment hereafter by reference to the accompanying drawings, will become more obvious for advantage, the characteristic sum method realizing it.But the disclosure should not be understood to be restricted to aforesaid embodiment in literary composition, and can realize with various different form.Or rather, provide these embodiments to make the disclosure to be thoroughly with complete, and will the scope of the present disclosure be passed on fully to the those skilled in the art belonging to the disclosure.Therefore, be intended that improvement and distortion that the disclosure covers the disclosure, as long as improvement and distortion drop within the scope of appended claim and equivalent thereof.
Fig. 1 shows the figure of traditional passive anti-rolling tank.
Usually, passive anti-rolling tank 10 is formed in the hull 20 of floating struction, symmetrical on port and starboard direction by such mode.In addition, passive anti-rolling tank 10 limits the enclosure space of containing fluid 15, and storing fluid 15 thus there is Free Surface.
With the relation of hull 20, passive anti-rolling tank 10 is set to symmetrical relative to the centre of gration 30 of hull 20.In addition, although passive anti-rolling tank 10 can be positioned in above the centre of gration 30 of body 20, as shown in FIG., should be noted that the position of passive anti-rolling tank 10 is not limited thereto position, and can change according to position of hull 20 etc.
Fig. 2 shows the figure of the passive anti-rolling tank according to first embodiment of the present disclosure.
Comprise the water tank main body 110 of the enclosure space being provided for holding Free Surface fluid 150 according to the passive anti-rolling tank 100 of the first embodiment and form the outstanding diapire 130 of the shape of giving prominence to from the bottom of water tank main body 110, making a large amount of fluid 150 be contained in the core of sidepiece instead of water tank main body 110.
Outstanding diapire 130 can be prepared independently by water tank main body 110 and can be attached to water tank main body 110 bottom or can preparation one-body molded with the bottom of water tank main body 110.
Water tank main body 110 provides the enclosure space of containing fluid 150.Fluid 150 is stored in water tank main body 110 to have Free Surface, and causes a moment according to shake.
The phase difference being contained in the shake moment of fluid 150 in water tank main body 110 caused owing to the shake moment by water tank main body 110 and the motion of the Free Surface by fluid 150, passive anti-rolling tank 100 plays vital function in the shake of reduction hull.
Embodiment of the present disclosure changes the shape of passive anti-rolling tank 100 and then utilizes comparatively small amount of fluid 150 to cause larger torque.In detail, embodiment of the present disclosure provides the shape of the outside outstanding diapire 130 of movement of load point allowing fluid 150.
Outstanding diapire 130 has symmetrical shape.This can realize the uniform stabilizing efficiency relative to shaking left and to the right.
In addition, outstanding diapire 130 can be formed as making the degree of depth of the fluid 150 of the core of water tank main body 110 under the state of water tank main body 110 horizontal orientation be less than the degree of depth of the fluid 150 of the lateral section of water tank main body 110.That is, outstanding diapire 130 can have the shape that its core is projected upwards.
Outstanding diapire 130 can have various shape simultaneously, and Fig. 2 shows outstanding diapire 130 and is formed as having from core to the downward-sloping inclined surface of lateral section.
According in the passive anti-rolling tank 100 of embodiment of the present disclosure, owing to the shape of outstanding diapire 130, the amount being stored in the fluid 150 in core and lateral section is different.Therefore, when comparing with traditional passive anti-rolling tank due to the outwards movement of the POL of fluid 150, use fluid 150 comparatively in a small amount to realize stabilizing efficiency.
Fig. 3 shows the figure of the antirolling tank according to second embodiment of the present disclosure, and Fig. 4 shows the figure of the antirolling tank according to third embodiment of the present disclosure.
Fig. 5 shows the figure of the antirolling tank according to fourth embodiment of the present disclosure.
4th embodiment of Fig. 5 shows the convex wall 133 of plane of the core of the bottom being formed in water tank main body.Be formed in the fact of the core of the bottom of water tank main body owing to the convex wall 133 of plane, the amount being stored in the fluid of core can reduce, and then the effect of the outside movement of fluid load point can realize.
Fig. 6 shows the figure of the antirolling tank according to fifth embodiment of the present disclosure, and Fig. 7 shows the figure of the antirolling tank according to sixth embodiment of the present disclosure.6th embodiment of Fig. 7 shows outstanding diapire and is formed as the shape that inclined wall 134 is connected to the both sides of the convex wall 133 of plane.
Fig. 8 shows the figure of the antirolling tank according to seventh embodiment of the present disclosure.
7th embodiment shows outstanding diapire and is formed as heart part wherein and has convex curve surface shape 136 and have concave curve surface shape 137 in the both sides of convex curve surface shape 136.
Be apparent that by above description, according in the antirolling tank of embodiment of the present disclosure, owing to can have the outstanding diapire of various shape by using, relatively a large amount of fluids can be stored in lateral section, can realize the effect of the outside movement of moment point of action.
As a result, need the Fluid Volume of the predeterminated level realizing stabilizing efficiency to reduce, and then total weight can reduce.
Although above each embodiment described with reference to accompanying drawing, the disclosure is not restricted to embodiment and can changes with various different form, and it will be understood by those skilled in the art that the disclosure can work in other specific forms and not change technical spirit of the present disclosure and and essential characteristic.Therefore, should be noted that disclosure described herein is for illustrative purposes, and be not intended to limit the disclosure by any way.
Claims (8)
1. a passive anti-rolling tank, it comprises:
Water tank main body, it provides the enclosure space holding Free Surface fluid; And
Outstanding diapire, its bottom being formed in water tank main body, to have outstanding shape, makes relatively large fluid can be contained in the lateral section of water tank main body.
2. passive anti-rolling tank according to claim 1, wherein, outstanding diapire has symmetrical shape, and outstanding diapire is formed as, when water tank main body is oriented in horizontality, making the degree of depth of the fluid be contained in water tank main body increase from the core of water tank main body to lateral section.
3. passive anti-rolling tank according to claim 2, wherein, outstanding diapire is formed as having from core to the downward-sloping inclined surface of lateral section.
4. passive anti-rolling tank according to claim 2, wherein, outstanding diapire is formed as having the curved surface allowing the degree of depth of fluid to increase from its core to lateral section.
5. passive anti-rolling tank according to claim 1, wherein, outstanding diapire comprises plane and gives prominence to wall, and the amount its core being formed in the bottom of water tank main body making it possible to be stored in the fluid of core reduces.
6. passive anti-rolling tank according to claim 5, wherein, outstanding diapire also comprises and is formed in the inclined wall that plane gives prominence to the both sides of wall.
7. passive anti-rolling tank according to claim 5, wherein, outstanding diapire also comprises and is formed in the curved wall that plane gives prominence to the both sides of wall.
8. passive anti-rolling tank according to claim 2, wherein, outstanding diapire has convex surface and concave curved surface.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0123322 | 2013-10-16 | ||
| KR20130123322A KR20150044215A (en) | 2013-10-16 | 2013-10-16 | Passive anti-rolling tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104554646A true CN104554646A (en) | 2015-04-29 |
Family
ID=51726417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410549430.9A Pending CN104554646A (en) | 2013-10-16 | 2014-10-16 | Passive anti-rolling tank |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2886441A3 (en) |
| JP (1) | JP2015077967A (en) |
| KR (1) | KR20150044215A (en) |
| CN (1) | CN104554646A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059494A (en) * | 2015-08-24 | 2015-11-18 | 河北工程大学 | Anti-rolling water tanks with side ports and anti-rolling method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE675003C (en) * | 1937-05-13 | 1939-04-27 | Askania Werke Akt Ges | Liquid tank for watercraft to influence the moment of stability |
| US3272170A (en) * | 1964-10-27 | 1966-09-13 | Mcmullen Ass John J | Ship stabilizer using elongated weir means |
| CN101909982A (en) * | 2007-12-07 | 2010-12-08 | 水上摇晃和颠簸控制股份公司 | System and method for the active and passive stabilization of a vessel |
| CN102574567A (en) * | 2009-11-24 | 2012-07-11 | 三星重工业株式会社 | Anti-rolling ship |
| CN102596709A (en) * | 2009-07-20 | 2012-07-18 | N·特里安塔菲利斯有限公司 | Self contained ecological dynamic boat pitch and roll trim system by alteration of the hull water flow |
| CN202541800U (en) * | 2012-04-06 | 2012-11-21 | 扬帆集团股份有限公司 | Automatic transverse inclination preventing system using ballast pumps |
| CN202953147U (en) * | 2012-11-20 | 2013-05-29 | 无锡美特船舶设备有限公司 | Split type stabilization water chamber structure with controllable open form |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1287466B (en) * | 1964-07-30 | 1969-01-16 | ||
| GB1180401A (en) * | 1966-04-06 | 1970-02-04 | Mini Of Technology | Roll Stabilizer for Floating Bodies |
| GB1264787A (en) * | 1968-02-28 | 1972-02-23 | ||
| KR101168311B1 (en) | 2010-03-10 | 2012-07-25 | 삼성중공업 주식회사 | Rolling decreasing typed ship and Method for controlling rolling of ship |
-
2013
- 2013-10-16 KR KR20130123322A patent/KR20150044215A/en not_active Application Discontinuation
-
2014
- 2014-10-15 EP EP14189059.0A patent/EP2886441A3/en not_active Withdrawn
- 2014-10-16 CN CN201410549430.9A patent/CN104554646A/en active Pending
- 2014-10-16 JP JP2014211665A patent/JP2015077967A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE675003C (en) * | 1937-05-13 | 1939-04-27 | Askania Werke Akt Ges | Liquid tank for watercraft to influence the moment of stability |
| US3272170A (en) * | 1964-10-27 | 1966-09-13 | Mcmullen Ass John J | Ship stabilizer using elongated weir means |
| CN101909982A (en) * | 2007-12-07 | 2010-12-08 | 水上摇晃和颠簸控制股份公司 | System and method for the active and passive stabilization of a vessel |
| CN102596709A (en) * | 2009-07-20 | 2012-07-18 | N·特里安塔菲利斯有限公司 | Self contained ecological dynamic boat pitch and roll trim system by alteration of the hull water flow |
| CN102574567A (en) * | 2009-11-24 | 2012-07-11 | 三星重工业株式会社 | Anti-rolling ship |
| CN202541800U (en) * | 2012-04-06 | 2012-11-21 | 扬帆集团股份有限公司 | Automatic transverse inclination preventing system using ballast pumps |
| CN202953147U (en) * | 2012-11-20 | 2013-05-29 | 无锡美特船舶设备有限公司 | Split type stabilization water chamber structure with controllable open form |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059494A (en) * | 2015-08-24 | 2015-11-18 | 河北工程大学 | Anti-rolling water tanks with side ports and anti-rolling method thereof |
| CN105059494B (en) * | 2015-08-24 | 2019-01-04 | 河北工程大学 | A kind of tank stabilizer and its stabilization method equipped with side port |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2886441A2 (en) | 2015-06-24 |
| KR20150044215A (en) | 2015-04-24 |
| JP2015077967A (en) | 2015-04-23 |
| EP2886441A3 (en) | 2015-07-29 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20150429 |