CN113264152B - Pipeline arrangement device, ship and pipeline control method - Google Patents
Pipeline arrangement device, ship and pipeline control method Download PDFInfo
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- CN113264152B CN113264152B CN202110693198.6A CN202110693198A CN113264152B CN 113264152 B CN113264152 B CN 113264152B CN 202110693198 A CN202110693198 A CN 202110693198A CN 113264152 B CN113264152 B CN 113264152B
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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
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
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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
- B63B25/00—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby
- B63B25/02—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods
- B63B25/08—Load-accommodating arrangements, e.g. stowing, trimming; Vessels characterised thereby for bulk goods fluid
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Abstract
The invention relates to the technical field of ships, and particularly discloses a pipeline arrangement device, a ship and a pipeline control method. The pipeline arrangement device comprises a first input pipe, a first pipeline, a first output pipe, a second input pipe, a second pipeline, a second output pipe and a third pipeline, wherein the first input pipe is communicated with the first pipeline, a first detachable short pipe is arranged between the first pipeline and the first output pipe and can be used for conducting or cutting off the connection between the first pipeline and the first output pipe, the second input pipe is communicated with the second pipeline, a second detachable short pipe is arranged between the second pipeline and the second output pipe and can be used for conducting or cutting off the connection between the second pipeline and the second output pipe, the second output pipe is communicated with the first output pipe, and the third pipeline is communicated with the second pipeline. The pipeline arrangement device has the advantages of small occupied volume, convenience in operation and less output interference.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a pipeline arrangement device, a ship and a pipeline control method.
Background
At present, on the main deck of the ship's hull in the cargo hold area, there are usually arranged various functional storage tanks, storage tanks and associated pipe systems, through which liquid or gas is transported, for example nitrogen is fed to the sump tank through a nitrogen storage tank.
In order to ensure that the oxygen content of the gas in the cargo tank does not exceed 8 percent, ensure the positive pressure of the cargo tank and ensure that the air does not enter the cargo oil tank or the dirty oil tank in the cargo oil unloading process, the cargo oil tank needs to be provided with an inert gas injection system. When the dirty oil cabin is used as a methanol storage cabin, two working conditions of cargo oil loading or dirty oil loading and methanol loading of the dirty oil cabin need to be considered respectively: when the dirty oil tank is loaded with methanol, the purity of nitrogen injected into the tank is not lower than 95%, and the nitrogen injection needs to be completely isolated from inert gas systems of other cargo oil tanks, so that the possibility of interference of communication between the cargo oil tank and the dirty oil tank is prevented; when the dirty-oil tank is loaded with dirty oil or cargo oil, the inert gas injection of the dirty-oil tank can be communicated with the inert gas system of other cargo oil tanks, but needs to be completely isolated from the nitrogen system associated with methanol to prevent the possibility of communication between the cargo oil tank and the dirty-oil tank. If the inert gas injection pipelines of the two working conditions of methanol loading and sump oil loading of the sump oil cabin are separately arranged, the problems of large occupied volume and inconvenient operation exist.
Disclosure of Invention
It is an object of an embodiment of the present invention to provide a pipe layout apparatus, which occupies a small volume, is convenient to operate, and has less output interference.
It is another object of an embodiment of the present invention to provide a vessel with a wide deck and easy and simple piping.
It is another object of the embodiments of the present invention to provide a method for controlling a pipeline, which is convenient to operate and has less output interference.
To achieve the purpose, the embodiment of the invention adopts the following technical scheme:
in a first aspect, a pipeline arranging device is provided, which includes a first input pipe, a first pipeline, a first output pipe, a second input pipe, a second pipeline, a second output pipe and a third pipeline, wherein the first input pipe is communicated with the first pipeline, a first detachable short pipe is arranged between the first pipeline and the first output pipe, the first detachable short pipe can connect or disconnect the connection between the first pipeline and the first output pipe, the second input pipe is communicated with the second pipeline, a second detachable short pipe is arranged between the second pipeline and the second output pipe, the second detachable short pipe can connect or disconnect the connection between the second pipeline and the second output pipe, the second output pipe is communicated with the first output pipe, and the third pipeline is communicated with the second pipeline.
As a preferred embodiment of the pipe arrangement device, the number of the first pipe and the first output pipe is at least two, and/or the number of the second pipe and the second output pipe is at least two.
As a preferable scheme of the pipeline arranging device, a butterfly valve or a ball valve is arranged in the first pipeline, and/or a butterfly valve or a ball valve is arranged in the second pipeline.
As a preferable scheme of the pipeline arrangement device, a double-partition breathing assembly is arranged in the second pipeline.
As a preferable mode of the piping arrangement device, a relief valve is provided in the second piping, and the relief valve opens when the pressure of the second piping is greater than or equal to a preset pressure value.
As a preferable mode of the pipe arranging device, a stop check valve is provided in the second pipe.
As a preferable mode of the pipe arranging device, a check valve is provided in the second pipe.
As a preferable scheme of the pipeline arranging device, a limit switch valve is arranged in the first pipeline.
In a second aspect, there is provided a marine vessel comprising a hull and the pipe arrangement apparatus provided on a deck of the hull.
In a third aspect, a method for controlling a pipeline is provided, including:
when the inert gas is input into the first input pipe, the first detachable short pipe between the first pipeline and the first output pipe is kept in an installation state, and the second detachable short pipe between the second pipeline and the second output pipe is kept in a disassembly state;
and when inert gas is input into the second input pipe, the first detachable short pipe is kept in a detachable state, and the second detachable short pipe is kept in an installed state.
The embodiment of the invention has the following beneficial effects:
form the pipeline arrangement device through setting up first input tube, first pipeline, first output tube, the second input tube, the second pipeline, second output tube and third pipeline, wherein, first input tube intercommunication first pipeline, when importing inert gas to first input tube, can be with inert gas input to first pipeline, be provided with first removable nozzle stub between first pipeline and the first output tube, first removable nozzle stub can switch on or cut off the connection between first pipeline and the first output tube, through switching the state of first removable nozzle stub, can control whether to import the inert gas of first pipeline into first output tube. Similarly, the second input pipe is communicated with the second pipeline, when inert gas is input into the second input pipe, the inert gas can be input into the second pipeline, a second detachable short pipe is arranged between the second pipeline and the second output pipe, the second detachable short pipe can be connected or disconnected with the second pipeline and the second output pipe, and whether the inert gas of the second pipeline is input into the second output pipe can be controlled by switching the state of the second detachable short pipe. The flow direction of the inert gas is controlled by switching the states of the first detachable short pipe and the second detachable short pipe, and the operation convenience is improved. In addition, the second outlet pipe is connected to the first outlet pipe, and when an inert gas is present in the second outlet pipe, the inert gas can be fed into the first outlet pipe, and the third pipe is connected to the second pipe, and when an inert gas is present in the second pipe, the inert gas can be fed into the third pipe. Specifically, the first output pipe in the embodiment of the invention is connected to the sump oil tank of the ship body, and the third pipeline is connected to the methanol daily tank of the ship body, so that methanol in the methanol daily tank can be prevented from entering the sump oil tank, interference can be prevented, and occupied volume due to newly arranged pipelines can be reduced. Therefore, the pipeline arrangement device provided by the embodiment of the invention has the advantages of small occupied volume, convenience in operation and less output interference.
Drawings
The invention is explained in more detail below with reference to the figures and examples.
Fig. 1 is a schematic structural diagram of a pipe layout device according to an embodiment of the present invention.
Fig. 2 is a schematic axial-view structure diagram of a pipe layout apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic partial structural view of a ship according to an embodiment of the present invention.
In the figure:
1. a pipe arrangement device; 11. a first input tube; 12. a first pipeline; 13. a first output pipe; 14. a second input tube; 15. a second pipeline; 16. a second output pipe; 17. a third pipeline; 181. a first detachable stub; 182. a second detachable stub; 191. a butterfly valve; 192. a ball valve; 193. a double-partition breathing assembly; 194. a safety valve; 195. a stop check valve; 196. a one-way valve; 197. a limit switch valve; 2. a ship body.
Detailed Description
In order to make the technical problems solved, technical solutions adopted and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1 and 2, an embodiment of the present invention provides a pipeline arranging apparatus 1, including a first input pipe 11, a first pipeline 12, a first output pipe 13, a second input pipe 14, a second pipeline 15, a second output pipe 16, and a third pipeline 17, where the first input pipe 11 communicates with the first pipeline 12, a first detachable short pipe 181 is disposed between the first pipeline 12 and the first output pipe 13, the first detachable short pipe 181 is capable of connecting or disconnecting the first pipeline 12 and the first output pipe 13, the second input pipe 14 communicates with the second pipeline 15, a second detachable short pipe 182 is disposed between the second pipeline 15 and the second output pipe 16, the second detachable short pipe 182 is capable of connecting or disconnecting the second pipeline 15 and the second output pipe 16, the second output pipe 16 communicates with the first output pipe 13, and the third pipeline 17 communicates with the second pipeline 15.
The embodiment of the invention forms the pipeline arranging device 1 by arranging a first input pipe 11, a first pipeline 12, a first output pipe 13, a second input pipe 14, a second pipeline 15, a second output pipe 16 and a third pipeline 17, wherein the first input pipe 11 is communicated with the first pipeline 12, when inert gas is input into the first input pipe 11, the inert gas can be input into the first pipeline 12, a first detachable short pipe 181 is arranged between the first pipeline 12 and the first output pipe 13, the first detachable short pipe 181 can conduct or cut off the connection between the first pipeline 12 and the first output pipe 13, and whether the inert gas of the first pipeline 12 is input into the first output pipe 13 can be controlled by switching the state of the first detachable short pipe 181. Similarly, the second input pipe 14 is communicated with the second pipeline 15, when the inert gas is input into the second input pipe 14, the inert gas can be input into the second pipeline 15, a second detachable short pipe 182 is arranged between the second pipeline 15 and the second output pipe 16, the second detachable short pipe 182 can conduct or cut off the connection between the second pipeline 15 and the second output pipe 16, and whether the inert gas of the second pipeline 15 is input into the second output pipe 16 can also be controlled by switching the state of the second detachable short pipe 182. The flow direction of the inert gas is controlled by switching the states of the first and second detachable short pipes 181 and 182, and the convenience of operation is improved.
In addition, the second outlet pipe 16 is connected to the first outlet pipe 13, and the inert gas can be introduced into the first outlet pipe 13 even when the inert gas is present in the second outlet pipe 16, and the third pipe 17 is connected to the second pipe 15, and the inert gas can be introduced into the third pipe 17 even when the inert gas is present in the second pipe 15. Specifically, the first output pipe in the embodiment of the present invention is connected to the dirty oil tank of the ship body 2, and the third pipeline 17 is connected to the methanol daily tank of the ship body 2, so that methanol in the methanol daily tank can be prevented from entering the dirty oil tank, interference can be prevented, and occupied volume due to newly-arranged pipelines can be reduced. Therefore, the pipeline arrangement device 1 of the embodiment of the invention has the advantages of small occupied volume, convenient operation and less output interference.
In this embodiment, the detachable short pipe (Removable Spool Piece) is a detachable pipe connector, and can communicate two pipelines when installed between two ends of the two pipelines, and can disconnect the connection between the two pipelines after being detached, so as to achieve the effect of separating the pipeline connection.
In one embodiment, referring to fig. 1 and 2, the number of the first pipes 12 and the first output pipes 13 is at least two, or the number of the second pipes 15 and the second output pipes 16 is at least two, or both the number of the first pipes 12 and the first output pipes 13 and the number of the second pipes 15 and the second output pipes 16 are at least two. By providing at least two first pipelines 12 and first output pipes 13, the inert gas in the first pipeline 12 can be output to at least two places through at least two first output pipes 13, and similarly, by providing at least two second pipelines 15 and second output pipes 16, the inert gas in the second pipeline 15 can also be output to at least two places through at least two second output pipes 16.
In another embodiment, referring to fig. 1 and 2, a butterfly valve 191 or a ball valve 192 is disposed in the first pipeline 12, or a butterfly valve 191 or a ball valve 192 is disposed in the second pipeline 15, or a butterfly valve 191 or a ball valve 192 is disposed in both the first pipeline 12 and the second pipeline 15. The butterfly valve 191 can be used for on-off control of low pressure pipe media, and a valve that is opened and closed by rotating a closing member (a valve flap or a butterfly plate) around a valve axis is a disk, and by rotating the butterfly valve 191, a passage in the first pipe 12 can be opened or closed, or a passage in the second pipe 15 can also be opened or closed. The ball valve 192 is a valve in which an opening and closing member (ball) is moved by a valve stem and is rotated around the axis of the ball valve 192, and is also capable of opening or closing a passage in the first pipe 12 or the second pipe 15.
In particular, with reference to fig. 1 and 2, a Double Block and Bleed Valve (193) is disposed in the second pipeline 15, and the Double Block and Bleed Valve (193) includes a first pneumatic Valve and a second pneumatic Valve, wherein when the pressure in the second pipeline 15 is greater than or equal to a preset pressure value, the first pneumatic Valve is opened to release the pressure, and the second pneumatic Valve is closed to Block the passage of the second pipeline 15. In the embodiment, the second pipeline 15 is automatically depressurized and the pipeline channel is cut off by arranging the double-partition breathing assembly 193, so that oil gas in the cabin can be prevented from flowing back, and the system safety is improved.
Optionally, referring to fig. 1 and 2, a safety valve 194 is disposed in the second pipeline 15, and the safety valve 194 opens when the pressure of the second pipeline 15 is greater than or equal to a preset pressure value, which also can achieve the effect of reducing the pressure and ensure that the pressure of the gas injected into the cabin meets the requirement.
Preferably, referring to fig. 1 and 2, a stop check valve 195 is arranged in the second pipeline 15, and the stop check valve 195 is a multipurpose valve with functions of both a stop valve and a check valve, and is similar to the stop valve in structure form, but the valve rod and the valve clack are not fixedly connected. When the valve rod descends to press the valve clack on the valve seat, the valve rod plays a role of cutting off the pipeline channel of the stop valve; when the valve rod rises, the check valve plays a role in preventing gas or liquid in the pipeline from flowing backwards. The present embodiment provides the check valve 195, which can further save space and installation costs, and also improve the stability of the air pressure balance of the pipeline.
Illustratively, referring to fig. 2, a check valve 196 is disposed in the second conduit 15, where the check valve 196 is also called a check valve or a non-return valve for preventing reverse flow of oil in a hydraulic system or for preventing reverse flow of compressed air in a pneumatic system. In this embodiment, the check valve 196 is provided in the second pipeline 15, so that the inert gas in the second pipeline 15 can be prevented from flowing reversely, and the gas pressure in the second pipeline 15 can be kept balanced.
In particular, referring to fig. 1 and 2, a limit switch valve 197 is disposed in the first pipeline 12, and the limit switch valve 197 includes a switch valve and a limit switch, so that on one hand, the function of the switch valve such as the butterfly valve 191 or the ball valve 192 can be achieved, and on the other hand, the limit switch can limit the action of the switch valve, thereby avoiding the switch valve from being operated by mistake.
Referring to fig. 3, an embodiment of the present invention further provides a ship, which includes a hull 2 and the pipeline arrangement device 1 of any one of the above embodiments, wherein the pipeline arrangement device 1 is arranged on a deck of the hull 2. The pipe layout device 1 in this embodiment may have the same structure and achieve the same effect as the pipe layout device 1 in the above embodiment, and details are not described in this embodiment.
In particular, an embodiment of the present invention further provides a pipeline control method applied to the pipeline arrangement device 1 of any one of the above embodiments, including:
s101, when inert gas is input into the first input pipe 11, keeping a first detachable short pipe 181 between the first pipeline 12 and the first output pipe 13 in an installation state, and keeping a second detachable short pipe 182 between the second pipeline 15 and the second output pipe 16 in a detachment state;
s102, when the inert gas is input into the second input pipe 14, the first detachable short pipe 181 is kept in the detached state, and the second detachable short pipe 182 is kept in the attached state.
The embodiment of the present invention can switch the states of the first detachable short pipe 181 and the second detachable short pipe 182 according to the gas transmission difference between the first input pipe 11 and the second input pipe 14, thereby ensuring that the inert gas entering from the first input pipe 11 can flow to the first output pipe 13, and the inert gas entering from the second input pipe 14 can flow to the second output pipe 16, preventing the interference between the pipelines, and facilitating the operation. In addition, the pipeline layout device 1 in this embodiment may have the same structure and achieve the same effects as the pipeline layout device 1 in the above embodiment, and details of this embodiment are not repeated.
In the description herein, it is to be understood that the terms "upper", "lower", "right", and the like are used in a descriptive sense or a positional relationship based on the orientation shown in the drawings for convenience of description and simplicity of operation, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used merely for descriptive purposes and are not intended to have any special meaning.
In the description herein, references to the description of "an embodiment," "an example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.
Furthermore, it should be understood that although the specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it will be understood by those skilled in the art that the specification as a whole and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (9)
1. A pipeline arrangement device is characterized by comprising a first input pipe, a first pipeline, a first output pipe, a second input pipe, a second pipeline, a second output pipe and a third pipeline, wherein the first input pipe is communicated with the first pipeline, a first detachable short pipe is arranged between the first pipeline and the first output pipe, the first detachable short pipe can conduct or cut off the connection between the first pipeline and the first output pipe, the second input pipe is communicated with the second pipeline, a second detachable short pipe is arranged between the second pipeline and the second output pipe, the second detachable short pipe can conduct or cut off the connection between the second pipeline and the second output pipe, the second output pipe is communicated with the first output pipe, and the third pipeline is communicated with the second pipeline;
when inert gas is input into the first input pipe, the first detachable short pipe is kept in an installation state, and the second detachable short pipe is kept in a disassembly state;
when inert gas is input into the second input pipe, the first detachable short pipe is kept in a detachable state, and the second detachable short pipe is kept in an installed state;
the first output pipe is connected to a sump oil tank of the ship body, and the third pipeline is connected to a methanol daily tank of the ship body so as to prevent methanol in the methanol daily tank from entering the sump oil tank.
2. The conduit arrangement device according to claim 1, wherein the number of the first conduits and the first output conduits is at least two, and/or the number of the second conduits and the second output conduits is at least two.
3. Pipeline arrangement device according to claim 1, characterized in that a butterfly valve or a ball valve is arranged in the first pipeline and/or a butterfly valve or a ball valve is arranged in the second pipeline.
4. The conduit arrangement device of claim 1 wherein a double block breathing assembly is disposed within the second conduit.
5. The pipe routing apparatus according to claim 1, wherein a relief valve is provided in the second pipe, the relief valve opening when the pressure of the second pipe is greater than or equal to a preset pressure value.
6. The conduit arrangement device according to claim 1, wherein a stop check valve is disposed within the second conduit.
7. The conduit arrangement device of claim 1 wherein a one-way valve is disposed within the second conduit.
8. The conduit arrangement device of claim 1, wherein a limit switch valve is disposed within the first conduit.
9. A marine vessel comprising a hull and a pipe-routing device as claimed in any one of claims 1 to 8, the pipe-routing device being provided on a deck of the hull.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110693198.6A CN113264152B (en) | 2021-06-22 | 2021-06-22 | Pipeline arrangement device, ship and pipeline control method |
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| CN202110693198.6A CN113264152B (en) | 2021-06-22 | 2021-06-22 | Pipeline arrangement device, ship and pipeline control method |
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| CN113264152A CN113264152A (en) | 2021-08-17 |
| CN113264152B true CN113264152B (en) | 2023-02-07 |
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| CN115163932A (en) * | 2022-06-29 | 2022-10-11 | 南通象屿海洋装备有限责任公司 | Detachable pipeline independent cabinet |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1346489A (en) * | 1971-06-10 | 1974-02-13 | Hughes Co Ltd F A | Inert gas supply apparatus for an oil tanker |
| GB1492400A (en) * | 1975-07-23 | 1977-11-16 | Hughes & Co Ltd F | Inert gas system |
| NO911453D0 (en) * | 1991-01-17 | 1991-04-12 | Reidar Wasenius | SYSTEM FOR REDUCING GAS EMISSIONS FROM TANKSHIPS. |
| CA2433150C (en) * | 2002-06-25 | 2011-08-09 | Litton Systems, Inc. | Oxygen/inert gas generator |
| CN101659316A (en) * | 2009-09-15 | 2010-03-03 | 王德荣 | Marine inert gases system |
| CN101767697B (en) * | 2009-12-31 | 2012-07-04 | 四川威特龙消防设备有限公司 | Intrinsically safe inerting protection method and device for oil storage tank |
| CN203094385U (en) * | 2012-12-28 | 2013-07-31 | 上海中远船务工程有限公司 | Improved floating production storage and offloading (FPSO) inert gas pipe system connecting device |
| JP6901919B2 (en) * | 2017-07-05 | 2021-07-14 | 川崎重工業株式会社 | Ship |
| CN209801145U (en) * | 2019-03-25 | 2019-12-17 | 中节能万润股份有限公司 | Nitrogen gas supply system |
| CN110626485B (en) * | 2019-10-22 | 2024-01-09 | 江龙船艇科技股份有限公司 | Inerting method of ship methanol tank inerting system |
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