WO2022103016A1 - 공기를 이용한 선박 저항 감속장치 - Google Patents
공기를 이용한 선박 저항 감속장치 Download PDFInfo
- Publication number
- WO2022103016A1 WO2022103016A1 PCT/KR2021/015000 KR2021015000W WO2022103016A1 WO 2022103016 A1 WO2022103016 A1 WO 2022103016A1 KR 2021015000 W KR2021015000 W KR 2021015000W WO 2022103016 A1 WO2022103016 A1 WO 2022103016A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- air
- ship
- hull
- resistance
- manifold
- Prior art date
Links
- 230000009467 reduction Effects 0.000 title claims abstract description 18
- 238000000034 method Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 14
- 239000007921 spray Substances 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 abstract 1
- 230000001965 increasing effect Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 241001474374 Blennius Species 0.000 description 2
- 241000238586 Cirripedia Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000001939 inductive effect Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000005339 levitation Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000013535 sea water Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000234282 Allium Species 0.000 description 1
- 235000002732 Allium cepa var. cepa Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000003502 gasoline Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000003758 nuclear fuel Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
-
- 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
- B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
- B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/40—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by joining methods
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D25/00—Pumping installations or systems
- F04D25/02—Units comprising pumps and their driving means
- F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
-
- 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
- B63B1/34—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction
- B63B1/38—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes
- B63B2001/387—Other means for varying the inherent hydrodynamic characteristics of hulls by reducing surface friction using air bubbles or air layers gas filled volumes using means for producing a film of air or air bubbles over at least a significant portion of the hull surface
-
- 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
Definitions
- the present invention relates to a vessel resistance deceleration device using air during the operation of a vessel, and more particularly, by spraying air on the bottom side of the vessel to keep the bubbles generated on the bottom side, thereby reducing the frictional resistance to water to increase the speed. It relates to a ship resistance reduction device using air that can be improved.
- a ship In general, a ship refers to a transportation system that floats on water and is divided into road ships, sailing ships (wind power), steamships (mechanical power powered by coal and oil), and nuclear power ships (mechanical power powered by nuclear fuel) depending on the power engine.
- the name steamship is used to mean a power boat propelled by mechanical power regardless of the type, but steamship in a narrow sense refers to a ship having a reciprocating engine or steam turbine engine operated by steam power, and a gasoline engine.
- ⁇ Internal combustion steamers having intake gas engines, hot valve engines, and diesel engines are called baselines and distinguished.
- the screw propeller which is a propulsion device of a conventional ship
- the cavitation is a phenomenon that occurs when a high-load propeller is configured with a rotational speed that exceeds a certain critical rotational speed.
- a ship resistance deceleration device of a method of reducing energy loss due to viscosity with seawater by an air layer by arranging an air cavity, which is an air layer, on the surface of the hull has been continuously developed. is being researched and developed.
- the air lubrication device of a ship has a problem in that the power consumption cost is increased due to the operation of the air production device in order to provide a large amount of air to the air injection device, and also when the ship is sailing left and right And as it is oscillated in the forward and backward directions, the formation of the air layer is not smoothly performed, and there is a problem in that it is difficult to form and maintain the air layer.
- the present invention was created to solve the problems of the prior art as described above, and an object of the present invention is to induce the air layer formed between the water and the ship to have a stable flow from the bow to the stern even in irregular movements that occur during the operation of the ship.
- the purpose of this is to provide a ship resistance deceleration device using air to suppress the shaking of the ship and to increase the convenience of economical manufacturing and maintenance by not using a separate air generator.
- Another object of the present invention is to increase the frictional resistance and wave resistance as the bow is lifted in the case of a high-speed vessel, and to add lift wings to the stern to prevent lowering the speed of the vessel to maintain the front and rear level of the vessel, thereby improving operational stability.
- An object of the present invention is to provide a vessel resistance reduction device using air that can be raised.
- Another object of the present invention is to provide a vessel resistance deceleration device using air that can increase operational efficiency by controlling the generation of an air layer formed on the bottom of the ship bottom when turning, stopping, or decelerating of a ship.
- a vessel resistance deceleration device using air for sucking air generated during operation; an air intake pipe connected to each of the air intakes to guide intake air to the lower side of the hull; It is connected to each air intake pipe to receive air and discharge it so that air bubbles are generated on the bottom of the ship, and the inner buoyancy part disposed on the central side of the ship bottom and the outer side disposed along the edge of the ship bottom on the outside of the inner buoyancy part a manifold consisting of a buoyancy part; It is formed to protrude along the longitudinal direction of the hull on the bottom side of the ship bottom, and to be provided with a plurality at intervals, and to flow in the navigation direction while suppressing the air bubbles generated in the inner and outer buoyancy parts from flowing in the width direction of the hull. It is characterized in that it is composed of a guide pin that regulates the
- the manifold has a passage through which intake air flows therein, and a discharge hole through which intake air is discharged to the outside at regular intervals is formed on the bottom surface of the passage, and the discharge One side of the hole is formed to protrude toward the passage side to generate resistance to the flow direction of the intake air, and is guided to the discharge hole side to be discharged to the outside of the ship bottom.
- one side of the air inlet is connected to a blower that receives power and blows, or a solenoid valve installed at one side of each air inlet to selectively suck and block air. It consists in being configured to include any one or more than one.
- the manifold is provided with a fitting structure or a screw fastening structure so that it can be detached from the ship bottom of the hull.
- the hull is provided with lift wings for suppressing the lifting phenomenon of the bow on both sides of the stern.
- the ship resistance reduction device using air according to the present invention sprays air toward the bottom of the ship, which is the bottom of the ship, and reduces frictional resistance caused by air bubbles. .
- the structure is simple and does not use a separate driving source, the air generated during the operation of the ship is sucked and an air layer made of air bubbles is formed on the bottom side of the ship, so economical manufacturing is possible, and it can be detached if necessary. It has the advantage of good maintenance convenience because it can easily remove the attachments such as barnacles or seaweeds attached to the bottom side of the unit.
- the present invention partially generates or does not generate an air layer generated in a pair of manifolds disposed on the left and right to partially increase the frictional force when the ship is turning or decelerating and stopping, thereby increasing operational efficiency.
- FIG. 1 is a side view showing a vessel to which a vessel resistance reduction device using air according to the present invention is applied;
- FIG. 2 is a view from the bottom of the ship to which the ship resistance reduction device using air according to the present invention is applied;
- FIG. 3 is a view from the bow side of the ship to which the ship resistance reduction device using air according to the present invention is applied;
- Figure 4 is a view showing the main part of the ship bottom buoyancy in the ship resistance reduction device using air according to the present invention extracted
- FIG. 5 is a view showing another embodiment of the ship resistance reduction device using air according to the present invention.
- FIG. 1 is a side view showing a vessel to which a vessel resistance deceleration device using air according to the present invention is applied.
- a ship consisting of a bow 3 constituting the front portion of the hull 2, the stern 4 indicating the rear portion of the hull 2, and a ship bottom 5 indicating the lower surface of the hull 2 (1) is shown, and on the bow (3) side of the hull (2), an air intake port 21 for inducing the operating wind generated during the operation of the ship (1) is located, and this air intake port (21)
- the air intake pipe 11, which is a pipe for guiding the air sucked in through the sea side of the hull 2, that is, to the bottom 5 side, and the air inlet through the air suction pipe 11 are supplied and the inner buoyancy part ( 13a) and the manifold 13 for guiding the branching to the outer buoyancy part 13b, and finally provided on both sides of the stern 4 of the hull 2 so that the bow 3 part is
- a vessel resistance deceleration device using air is shown having a lifting blade (s) that induces the stern (4) side portion to rise by the operating wind to keep the front and
- FIG. 2 is a view from the bottom of the vessel to which the vessel resistance deceleration device using air according to the present invention is applied.
- the bottom 5 part is shown in the hull 2 of the ship 1, and as shown in the figure, the bow 3 side is symmetrically left and right on the side of the ship 1 due to the operating wind generated during the operation of the ship.
- An air intake 21 for inducing air intake is located, and an air intake pipe 11 which is a pipe for guiding the air sucked through the air intake 21 to the sea side of the hull 2, that is, to the bottom 5 side.
- the manifold 13 for guiding the branching to the inner buoyancy part 13a and the outer buoyancy part 13b by receiving air flowing in through the air intake pipe 11 and the lower part of the manifold 13
- the air bubbles (b) generated in the inner buoyancy portion 13a and the outer buoyancy portion 13b are projected in the width direction of the hull (2).
- a vessel resistance deceleration device using air composed of a guide pin 15 for increasing the straight-line stability of the vessel 1 by suppressing the flow is shown.
- FIG 3 is a view from the bow side of the vessel to which the vessel resistance deceleration device using air according to the present invention is applied.
- the manifold 13 is integrally formed on the ship bottom 5 side of the hull 2 or is separately manufactured and detachably provided by a screw member or a fitting structure, and the air generated from the manifold 13
- a plurality of guide pins (15) that protrude in the form of fins to the lower side of the ship bottom (5), that is, the manifold (13).
- a prepared vessel 1 is shown.
- FIG. 4 is a view showing the main part of the bottom buoyancy unit in the ship resistance deceleration device using air according to the present invention.
- air is supplied through the air intake 21 and the air intake pipe 11 provided on the bow 3 side of the ship 1 and branched to the inner buoyancy part 13a and the outer buoyancy part 13b.
- the manifold 13, which is a branching element with a passage for air flow formed therein, and the inner buoyancy part 13a and the outer buoyancy part 13b constituting this manifold 13 are constituted by the bow (3)
- a vessel resistance deceleration device using air provided with an air discharge guide plate 18 that generates resistance to and discharges to the outside of the ship bottom 5 through the discharge hole 17 is shown.
- FIG. 5 is a view showing another embodiment of the ship resistance reduction device using air according to the present invention.
- the air intake 21 is It shows the configuration in which the blower 20 for forcibly supplying air is installed.
- the blower 20 can be installed together with the blower 20 or installed independently. It is installed in the pair of air intake pipe 11 and uses air including a solenoid valve 25 to open and close the pipe.
- the vessel resistance reduction device is shown, and the left and right solenoid valves 25 at this time may be provided to open or close the pipeline at the same time, or to regulate the opening of the pipeline to the left or right air intake pipeline 11. .
- the present invention is largely disposed on the left and right sides of the bow 3 of the ship 1, and an air intake 10 for inhaling air, and is connected to the air intake 10 for suction
- An air intake pipe 11 for guiding the air to the bottom of the ship bottom 5 and the air intake pipe 11 is connected to receive air and branched into the inner buoyancy part 13a and the outer buoyancy part 13b
- the manifold 13 for guiding the intake air is discharged to the outside of the ship bottom 5 to form an air bubble (b), and the air bubble (b) formed through the manifold 13 is the hull ( 2) is composed of a guide pin 15 protruding along the longitudinal direction of the ship bottom (5) to suppress the flow in the width direction.
- the air intake 10 is provided symmetrically on the left and right sides of the bow 3, which is the front part of the hull 2 of the ship 1, so that air resistance occurs on the bow 3 side when the ship 1 is operating. It is a factor to induce inhalation.
- the air intake 10 preferably includes a filter element such as a mesh network, in order to prevent foreign substances such as living organisms or other suspended matter from entering.
- This air intake 10 is a preferred embodiment in the present invention, but exemplified the configuration disposed on the left and right sides of the bow 3, but is not limited thereto and separate air on the center or stern 4 side of the hull 2 without being limited thereto. It will also be possible to install a suction port to induce air intake.
- the air intake 10 in the present invention exemplifies a naturally aspirated structure
- the blower 20 to forcibly supply air. That is, when it is difficult to supply sufficient intake air to the manifold 13 with only natural intake depending on the sailing speed or wind direction of the ship 1, the air is blown through the blower 20 provided on one side of the air intake 10. You can force blow.
- the air intake pipe 11 is connected to the air intake 10 and is a pipe element for guiding to the ship bottom 5 side, and is integrally formed with the air intake 10 .
- This air intake pipe 11 may be integrally formed on the outer surface of the hull 2 or may be separately formed and attached, and since this structure can be implemented in various ways by known techniques, a detailed description thereof will be omitted.
- the manifold 13 is disposed symmetrically left and right on the bottom side of the ship bottom 5 and is connected to the user terminal 3 air intake pipe 11 so that it can be supplied with intake air and moved to the stern 4 side.
- the passage (a) is formed, and each manifold 13 has an inner buoyancy portion 13a disposed long along the longitudinal direction of the hull 2 on the central side of the ship bottom 5, and this inner buoyancy portion It consists of an outer buoyancy portion (13b) arranged long along the longitudinal direction of the hull (2) to the outside of the (13a), that is, to the outside of the ship bottom (5).
- the manifold 13 is composed of an inner buoyancy portion 13a and an outer buoyancy portion 13b, and a passage to guide the air sucked into the inner buoyancy portion 13a and the outer buoyancy portion 13b, respectively. (a) is formed.
- a plurality of discharge holes 17 are formed at intervals so that the air flowing to the stern 4 side along the passage (a) can be discharged to the outside of the ship bottom 5, and this discharge An air discharge guide plate ( 18) is provided.
- Guide fin (15; Guide Fin) is formed along the longitudinal direction of the hull (2) on the outer surface side of the ship bottom (5) of the hull (2), at intervals in the width direction of the hull (2) is provided with a plurality of compartments is an element
- the guide pin 15 suppresses the flow of the air bubbles (b) generated in the inner buoyancy portion 13a and the outer buoyancy portion 13b in the width direction of the hull 2 to ensure operational stability of the ship 1 .
- the air layer made of the generated air bubbles (b) to naturally flow toward the stern (4) side by the operation of the ship (1) in a state that is trapped in the partitioned space between the guide pin and the guide pin (2) and the frictional resistance between water is reduced.
- the guide pin 15 is integrally formed on the bottom surface of the manifold 13, and the manifold 13 is detachably fitted to the ship bottom 5 of the hull 2 with a fitting structure or screw. It is a configuration that is coupled with a fastening structure.
- the hull (2) proposes to be provided with lifting blades (s) on both sides of the stern (4), these lifting blades (s) are the bow (3) when the ship (1) is operating at high speed As the side is lifted, friction resistance, wave resistance, and air resistance increase and act as a factor to reduce the speed of the ship (1).
- the stern (4) is raised so that the fore and aft of the ship (1) are kept horizontal as a result.
- These lift wings (s) are provided on the upper part of the stern (4) and configured to receive the levitation force by the air, or are installed in the lower part of the stern (4) and provided in a submerged state to receive the levitation force by the water. can be configured.
- a pair of solenoid valves 25 for intermittent opening and closing of the air inlet 10 or the air intake pipe 11 may be installed, and the pair of solenoid valves 25 ) by selectively opening and closing the pipeline by controlling the presence or absence of the formation of an air layer on the bottom 5 through the manifold 13 provided as a pair of left and right, when the ship 1 turns, the ship bottom 5 It can be controlled to increase the frictional resistance of the entire bottom (5) when forming a local friction force on the ship (1) or when stopping or decelerating the speed of the ship (1).
- the manifold 13 located on the right side of the ship bottom 5 uses the solenoid valve 25 at the corresponding position so as not to form an air layer.
- the frictional force on the right side of the ship bottom 5 is increased, and the manifold 13 located on the left side of the ship bottom 5 normally generates air bubbles (b) to the bottom of the ship bottom (5).
- By reducing the friction on the left side it will be possible to make a stable turn.
- the pair of solenoid valves 25 are operated to close the left and right air intakes 10 or the air intake tubes 11 . Then, the pair of manifolds 13 connected to the air intake pipe 11 do not generate air bubbles b. As a result, as the frictional resistance of the ship bottom 5 increases, the vessel 1 is decelerated or stopped can help with the action.
- the air bubbles (b) generated in this way are arranged long along the hull (2) and form an air layer in a space partitioned by a plurality of guide pins (15) provided at intervals in the width direction of the hull (2).
- the air layer formed between the spaces partitioned by these guide pins moves from the bow 3 to the stern 4 along the longitudinal direction of the hull 2, and as movement is regulated in the width direction of the hull 2, the ship ( 1) will increase the straight-line stability.
- the lifting blades (s) provided on both sides of the stern (4) are structured to be installed in air or water, and as a result, the ship (1) Since it is possible to reduce the lifting phenomenon of the bow (3) part of the ship (1), as a result, the bow (3) and the stern (4) part of the ship (1) act so that they can have a horizontal state with each other, thereby improving the operational stability.
- the present invention can separate the manifold 13 and the air intake pipe 11 provided with the guide pin 15 from the hull 2, if necessary, it can be removed from the hull 2 to include barnacles, green onions, and seaweed. It is easy to remove attached substances such as
Abstract
Description
Claims (5)
- 선박의 선수 좌,우에 대칭 구비되어 운항시 발생하는 공기를 흡입하는 공기흡입구;상기 각 공기흡입구에 연결되어 선체의 하부측으로 흡입공기를 유도하는 공기흡입관로;상기 각 공기흡입관로에 연결되어 공기를 공급받아 선저의 바닥면으로 공기방울이 생성되게 배출하는10 것으로, 선저의 중심부측에 배치되는 내측부력부 및 이 내측부력부의 외측에 선저의 가장자리를 따라 배치되는 외측부력부로 이루어진 매니폴드;상기 선저의 바닥면측에 선체의 길이 방향을 따라 돌출 형성되되 간격을 두고 복수 구비되는 것으로, 상기 내측부력부와 외측부력부에서 발생한 공기방울이 선체의 폭방향으로 유동되는 것을 억제하면서 운항 방향으로 유동될 수 있도록 규제하는 가이드핀;으로 구성된 것을 특징으로 하는 공기를 이용한 선박 저항 감속장치.
- 제 1항에 있어서, 상기 매니폴드는 내부에 흡입공기가 유동되는 통로를 형성한 것으로, 이 통로의 바닥면에는 일정한 간격을 두고 흡입공기가 외부로 배출되는 배출구멍이 형성되고, 이 배출구멍의 일측에는 통로측을 향하여 돌출 형성되어 흡입공기의 유동 방향에 대한 저항을 발생시켜 배출구멍측으로 유도되어 선저의 외부로 배출되게 하는 배출 유도판이 돌출 형성된 구성을 특징으로 하는 공기를 이용한 선박 저항 감속장치.
- 제 1항에 있어서,상기 공기흡입구의 일측에는 전원을 공급받아 송풍작용을 하는 송풍기가 연결 구비되거나, 또는 상기 각 공기흡입구의 일측에 설치되어 선택적으로 공기의 흡입과 차단을 하는 솔레노이드 밸브; 중 어느 하나 또는 하나 이상을 포함하여 구성된 것을 특징으로 하는 공기를 이용한 선박 저항 감속장치.
- 제 1항에 있어서, 상기 매니폴드는 선체의 선저에서 탈부착 가능하게 끼움구조 또는 나사체결구조로 결합 구비되는 것을 특징으로 하는 공기를 이용한 선박 저항 감속장치.
- 제 1항에 있어서, 상기 선체는 선미의 양측에 선수의 들림 현상을 억제하기 위한 양력 날개가 구비되는 것을 특징으로 하는 공기를 이용한 선박 저항 감속장치.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023504483A JP2023544236A (ja) | 2020-11-13 | 2021-10-25 | 空気を利用した船舶抵抗減速装置 |
CN202180056323.0A CN116034074A (zh) | 2020-11-13 | 2021-10-25 | 利用空气的船舶阻力减速装置 |
US18/032,004 US20230382497A1 (en) | 2020-11-13 | 2021-10-25 | Ship resistance reduction apparatus using air |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020200151673A KR102318804B1 (ko) | 2020-11-13 | 2020-11-13 | 공기를 이용한 선박 저항 감속장치 |
KR10-2020-0151673 | 2020-11-13 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2022103016A1 true WO2022103016A1 (ko) | 2022-05-19 |
Family
ID=78232468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2021/015000 WO2022103016A1 (ko) | 2020-11-13 | 2021-10-25 | 공기를 이용한 선박 저항 감속장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230382497A1 (ko) |
JP (1) | JP2023544236A (ko) |
KR (1) | KR102318804B1 (ko) |
CN (1) | CN116034074A (ko) |
WO (1) | WO2022103016A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130110025A (ko) * | 2012-03-28 | 2013-10-08 | 강선문 | 선저에 공기공동으로 인한 침수표면적 감소로 인한 마찰저항 저감장치를 구비하는 선박 |
KR101348081B1 (ko) * | 2012-02-01 | 2014-01-07 | 박근실 | 추진기 주변에 계단형식을 갖춘 선미형상을 한 에어 캐비티 및 공기윤활 방식 선박 |
KR20140047406A (ko) * | 2012-10-12 | 2014-04-22 | 현대중공업 주식회사 | 선박의 선미 구조 |
JP6133805B2 (ja) * | 2014-02-28 | 2017-05-24 | 三菱重工業株式会社 | 船舶の摩擦低減装置 |
KR102018030B1 (ko) * | 2019-05-09 | 2019-10-14 | 이재동 | 선박의 공기윤활장치 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101980738B1 (ko) | 2019-04-05 | 2019-05-22 | 조윤규 | 선박의 마찰저항 감소를 위한 워터제트식 공기윤활장치 |
-
2020
- 2020-11-13 KR KR1020200151673A patent/KR102318804B1/ko active IP Right Grant
-
2021
- 2021-10-25 WO PCT/KR2021/015000 patent/WO2022103016A1/ko active Application Filing
- 2021-10-25 CN CN202180056323.0A patent/CN116034074A/zh active Pending
- 2021-10-25 JP JP2023504483A patent/JP2023544236A/ja active Pending
- 2021-10-25 US US18/032,004 patent/US20230382497A1/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101348081B1 (ko) * | 2012-02-01 | 2014-01-07 | 박근실 | 추진기 주변에 계단형식을 갖춘 선미형상을 한 에어 캐비티 및 공기윤활 방식 선박 |
KR20130110025A (ko) * | 2012-03-28 | 2013-10-08 | 강선문 | 선저에 공기공동으로 인한 침수표면적 감소로 인한 마찰저항 저감장치를 구비하는 선박 |
KR20140047406A (ko) * | 2012-10-12 | 2014-04-22 | 현대중공업 주식회사 | 선박의 선미 구조 |
JP6133805B2 (ja) * | 2014-02-28 | 2017-05-24 | 三菱重工業株式会社 | 船舶の摩擦低減装置 |
KR102018030B1 (ko) * | 2019-05-09 | 2019-10-14 | 이재동 | 선박의 공기윤활장치 |
Also Published As
Publication number | Publication date |
---|---|
US20230382497A1 (en) | 2023-11-30 |
JP2023544236A (ja) | 2023-10-23 |
CN116034074A (zh) | 2023-04-28 |
KR102318804B1 (ko) | 2021-10-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6789491B2 (en) | Friction reducing ship and method for reducing frictional resistance | |
WO2021129460A1 (zh) | 一种降低舰船航行时兴波阻力和摩擦力的方法及装置 | |
US3288100A (en) | Boat and jet propulsion means therefor | |
CN107117277A (zh) | 带有仿生导管的吊舱推进器 | |
KR101616261B1 (ko) | 기포형 저항저감장치를 구비한 선박 및 선박의 저항저감방법 | |
WO2022103016A1 (ko) | 공기를 이용한 선박 저항 감속장치 | |
EP3505438A1 (en) | Minimal bow wave system | |
CN102602524B (zh) | 水中运动装置 | |
JPH11198892A (ja) | 摩擦抵抗を減らす船 | |
JP2017165386A (ja) | 船体摩擦抵抗低減装置 | |
CN2521074Y (zh) | 两栖地面效应飞行器 | |
US20020029731A1 (en) | Method of reducing frictional resistance of a hull, and frictional resistance reducing vessel | |
JP2001278178A (ja) | 船体の摩擦抵抗低減方法及び摩擦抵抗低減船 | |
CN103612731A (zh) | 潜艇或潜艇航母 | |
JP2012531344A (ja) | 複合推進器を備えた地面効果翼機 | |
JPH0129199Y2 (ko) | ||
CN215794307U (zh) | 一种双体船 | |
CN216468403U (zh) | 推进器 | |
US20030070602A1 (en) | Ship supported by submerged structure | |
JP2002079986A (ja) | 摩擦抵抗低減船 | |
JPH0129200Y2 (ko) | ||
RU2678941C1 (ru) | Высокоскоростное судно-экраноплан (варианты) | |
WO2004014721A3 (en) | Watercraft with anticavitation control | |
CN105711792A (zh) | 一种船 | |
RU2183175C2 (ru) | Водометный движительный комплекс судна с центробежными насосами |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 21892186 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 2023504483 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 18032004 Country of ref document: US |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 21892186 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205 DATED 07/11/2023) |