KR101802203B1 - Floating marine structure and seal pot system having function of oil emission - Google Patents

Floating marine structure and seal pot system having function of oil emission Download PDF

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Publication number
KR101802203B1
KR101802203B1 KR1020150144569A KR20150144569A KR101802203B1 KR 101802203 B1 KR101802203 B1 KR 101802203B1 KR 1020150144569 A KR1020150144569 A KR 1020150144569A KR 20150144569 A KR20150144569 A KR 20150144569A KR 101802203 B1 KR101802203 B1 KR 101802203B1
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KR
South Korea
Prior art keywords
oil
water
port body
port
fluid
Prior art date
Application number
KR1020150144569A
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Korean (ko)
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KR20170044895A (en
Inventor
조동인
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삼성중공업 주식회사
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Priority to KR1020150144569A priority Critical patent/KR101802203B1/en
Publication of KR20170044895A publication Critical patent/KR20170044895A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B15/00—Superstructures, deckhouses, wheelhouses or the like; Arrangements or adaptations of masts or spars, e.g. bowsprits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D1/00—Pipe-line systems
    • F17D1/08—Pipe-line systems for liquids or viscous products
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/44—Floating buildings, stores, drilling platforms, or workshops, e.g. carrying water-oil separating devices
    • B63B2035/448—Floating hydrocarbon production vessels, e.g. Floating Production Storage and Offloading vessels [FPSO]

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Pipeline Systems (AREA)

Abstract

A seal port system having a floating offshore structure and an oil drain function is disclosed. The seal port system comprises: a port body for receiving oil water from the topside module through the fluid inlet pipe and separating the oil water into oil and oil by density difference; An oil detector for detecting the level of oil present in the port body; A water inflow pipe having one end connected to the side wall of the fluid inflow pipe so as to introduce water stored in the water tank into the inner space of the port body; And a valve installed in the water inflow pipe and being opened and closed by control of the oil detector which detects the presence or absence of oil in the port body.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a floating-type offshore structure,

The present invention relates to a floating-type offshore structure and a seal port system having an oil discharge function.

Floating structures such as LNG transport vessels such as LNG transport vessels, as well as offshore structures such as FPSO (Floating, Production, Storage and Regulation Unit) and LNG FSRU (Floating Storage and Regasification Unit) And a storage tank for storing the liquid cargo to be loaded at a cryogenic temperature state and is used floating in the sea where the flow occurs.

As shown in FIG. 1, a floating structure 100 is equipped with various facilities in a module form, and these facilities are provided in the top side module 110 in a complicated structure.

The topside module 110 is divided into a hazardous area where oil and gas are stored or processed and a non-hazardous area where a power generation and water treatment facility is provided.

A process deck, which is a dangerous area of the topside module 110, is provided with a process deck as shown in FIG. 2 in order to prevent the danger that volatile hydrocarbon gas may flow back to the drain box, A seal pot 200 is installed in a sub header line where, for example, an open drain of the topside module 100 is assembled.

The seal port 200 includes a port body 210 and an oily water 220 containing a gas (e.g., a toxic gas, a hydrocarbon gas) from the topside module 110 of the hazardous area to the port body 210 A fluid discharge pipe 240 which flows into the inner space of the port body 210 and discharges the oil water 220 stored at a predetermined level or higher to the storage tank 250, A gas discharge pipe 260 for discharging toxic gas existing in the inner space of the port body 210 to a non-hazardous area, a drain pipe 270 for draining the oil water 220 stored in the inner space of the port body 210, .

As shown in FIG. 2, the end of the fluid inlet pipe 230 is connected to the end of the port body 210 to minimize the drop of the hydrocarbon gas and the oil water 220 and to prevent the reverse flow of the hydrocarbon gas and the oil water The port body 210 may be disposed such that an end thereof is located in a lower region of the port body 210. [

The seal port 200 according to the related art can prevent the toxic gas flowing into the inner space of the port body 210 from flowing back to the dangerous area by the oil water 220 stored in the port body 210, There is a disadvantage in terms of safety in terms of the structure in which the oil, which is a dangerous liquid, remains.

Korean Patent Laid-Open Publication No. 10-2013-0126297 (floating structure and seal port having a stand-type seal port)

The present invention relates to a floating type offshore structure and an oil discharge function capable of securing a floating type floating structure provided with a seal port by selectively draining only oil which is a dangerous liquid in the oil water flowing into the inner space of the seal port To provide a seal port system.

Other objects of the present invention will become readily apparent from the following description.

According to an aspect of the present invention, there is provided a seal port system for preventing hydrocarbon gas introduced from a predetermined top-side top-side module from flowing back to the dangerous area, the seal port system comprising: a port body into which oily water is introduced and separated into water and oil by density difference; An oil detector for detecting the level of oil present in the port body; A water inflow pipe having one end connected to the side wall of the fluid inflow pipe so as to introduce water stored in the water tank into the inner space of the port body; And a valve provided in the water inflow pipe and being opened and closed under the control of the oil detector which detects the presence or absence of oil in the port body.

The seal port system further includes a fluid discharge pipe for discharging the oil in the port body to the storage tank. When the valve opens the water inlet pipe under the control of the oil detector, water from the water tank flows into the water inlet pipe And the fluid introduced into the port body through the fluid inlet pipe, and the oil raised by the water level rise in the port body can be discharged through the fluid outlet pipe.

The oil detector may control the valve to keep the valve open only until all the oil in the port body is discharged.

The seal port system may further include a drain pipe installed at a lower portion of the port body, and water stored in the inner space of the port body at a predetermined level or higher may be discharged through the drain pipe.

According to another aspect of the present invention, there is provided a portable terminal comprising: a top side module; And oily water from the topside module of the hazardous area is prevented from flowing back into the dangerous area by the density difference to prevent the hydrocarbon gas flowing from the topside module of the predetermined dangerous area from flowing back to the dangerous area, And a seal port system for separating the oil from the water tank and introducing more water from the water tank to raise the water level to discharge the oil located in the upper layer to the storage tank.

Other aspects, features, and advantages will become apparent from the following drawings, claims, and detailed description of the invention.

According to the embodiment of the present invention, only the oil, which is a dangerous liquid, is selectively discharged from the oil water flowing into the inner space of the seal port, so that the safety of the floating marine structure provided with the seal port can be achieved.

BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view schematically showing an FPSO, which is an example of a floating floating structure. Fig.
2 is a schematic view showing a configuration of a seal port according to the prior art;
3 is a schematic view of a seal port system according to an embodiment of the present invention.
4 is a view illustrating an operation state of a seal port system according to an embodiment of the present invention.

While the invention is susceptible to various modifications and alternative forms, specific embodiments thereof are shown by way of example in the drawings and will herein be described in detail. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

It is to be understood that when an element is referred to as being "connected" or "connected" to another element, it may be directly connected or connected to the other element, . On the other hand, when an element is referred to as being "directly connected" or "directly connected" to another element, it should be understood that there are no other elements in between.

The terms first, second, etc. may be used to describe various components, but the components should not be limited by the terms. The terms are used only for the purpose of distinguishing one component from another.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise.

In this specification, the terms "comprises" or "having" and the like refer to the presence of stated features, integers, steps, operations, elements, components, or combinations thereof, But do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

It is to be understood that the components of the embodiments described with reference to the drawings are not limited to the embodiments and may be embodied in other embodiments without departing from the spirit of the invention. It is to be understood that although the description is omitted, multiple embodiments may be implemented again in one integrated embodiment.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the like elements throughout. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, well-known functions or constructions are not described in detail since they would obscure the invention in unnecessary detail.

FIG. 3 is a schematic view illustrating a configuration of a seal port system according to an embodiment of the present invention, and FIG. 4 is a diagram illustrating an operation state of a seal port system according to an embodiment of the present invention.

3, the seal port system includes an oil detector (not shown) installed through the port body 210 to detect the presence of oil stored in the seal port 200, the port body 210, A water inflow pipe 330 for introducing the water stored in the water tank 320 into the internal space of the port body 210 and a water inflow pipe 330 for introducing the water (for example, seawater, fresh water, A valve 340 for opening and closing the water inflow pipe, and a pump 350 for transferring the water to a predetermined pressure through the water inflow pipe 330. The oil detector 310 may be, for example, a displacement sensor applying a magnetostriction phenomenon. However, there may be a variety of methods for implementing the detection of the presence of oil and the water level.

The seal port 200 includes a port body 210, a fluid inlet pipe 230 for introducing a gas (e.g., hydrocarbon gas, toxic gas, etc.) and the oil water 220 into the inner space of the port body 210, A fluid discharge pipe 240 for discharging the oil separated from the oil water 220 flowing into the inner space of the port body 210 to the storage tank 250 and discharging the gas filled in the inner space of the port body 210 to non- A drain pipe 270 for draining water stored in the inner space of the port body 210 at a predetermined level or higher, the drain pipe 270 being separated from the inflowed oil water 220 or introduced from the water tank, have.

The water inflow pipe 330 for introducing water from the water tank 320 into the port body 210 is installed through the port body 210 so that the water to be transferred through the water inflow pipe 330 flows The end of the water inflow pipe 330 is connected to the side wall of the fluid inflow pipe 230 so as to be supplied through the pipe 230.

By unifying the inflow path of the oil water 220 and the inflow path of the water from the water tank 320, the oil present in the lower portion of the fluid inflow pipe 230 is supplied to the inner space of the port body 210 outside the fluid inflow pipe To be discharged. The water inflow pipe 330 may be inclined so that the oil water 220 flowing into the port body 210 does not flow into the water inflow pipe 330.

The oil detector 310 controls the start of the operation of the valve 340 and the pump 350 when the presence of oil is detected in the inner space of the port body 210 so that water is discharged from the water tank 320 330 to the inside space of the port body 210. [

The oil detector 310 may be set to be driven in real time so that the oil water 220 flowing into the inner space of the port body 210 is driven to be driven by a time lapse period .

Hereinafter, the operation of the seal port system according to the present embodiment will be briefly described with reference to FIG.

4 (a), when the oil water 220 flows into the internal space of the port body 210 through the fluid inlet pipe 230, the oil 410 and the water 420 are separated by the density difference, .

When the presence of oil and the level of water are detected by the oil detector 310, the oil detector 310 opens the valve 340 to open the water inlet pipe 330 and also controls the pump 350 to start operating.

When the valve 340 opens the water inflow pipe 330 and the pump 350 starts to operate, the water stored in the water tank 320 is supplied to the water tank 320 as shown in FIG. 4 (b) And flows into the port body 210 through the inlet pipe 330.

The end of the water inflow pipe 330 is connected to the side wall of the fluid inflow pipe 230 so that the water in the water tank 320 flows into the inner space of the port body 210 along the path formed by the fluid inflow pipe 230 And the oil 410 present in the lower portion of the fluid inlet pipe 230 is discharged to the inner space of the port body 210 in this process.

The water level of the water 420 stored inside the port body 210 is increased by the water introduced from the water tank 320 so that the accumulated layer of the oil 410 also rises, (240). ≪ / RTI > That is, the oil 410 is pushed up by water flowing from the water tank 320 and discharged through the fluid discharge pipe 240.

When the oil detector 310 senses that all the oil 410 present in the inner space of the port body 210 is discharged to the storage tank 250 through the fluid discharge pipe 240, And the valve 340 closes the water inflow pipe 330 (see (c) of FIG. 4).

The oil 410 is removed (discharged) from the port body 210 by the above-described process, thereby securing the safety of the floating structure provided with the seal port.

It will be apparent to those skilled in the art that various modifications and variations can be made in the present invention without departing from the spirit or scope of the invention as defined in the appended claims. It will be understood that the present invention can be changed.

100: Floating offshore structure 110: Topside module
200: seal port 210: port body
220: Oil water 230: Fluid inlet pipe
240: fluid discharge pipe 250: storage tank
260: gas discharge pipe 310: oil detector
320: water tank 330: water inlet pipe
340: valve 350: pump

Claims (5)

A port body for separating the oil water introduced from the topside module through the fluid inlet pipe into water and oil by density difference;
A water inlet pipe connected at one end to a side wall of the fluid inflow pipe to supply water to the port body so that the fluid separated in the port body is moved upward by a water level rise;
A fluid discharge pipe connected to the side wall of the port body at one end thereof to discharge the oil, which has been moved upward by the supply of water, to the storage tank;
A valve installed in the water inlet pipe; And
And an oil detector operable to operate the valve so that the water inlet pipe is opened when the presence of oil separated in the port body is detected. delete The method according to claim 1,
Wherein the valve is operated to open only until all of the oil present in the port body is discharged in a hierarchical manner. The method according to claim 1,
And a drain pipe installed at a lower portion of the port body for discharging water stored in the inner space of the port body at a predetermined level or higher. The seal port system of any one of claims 1 and 3 to 4; And
And a topside module for supplying fluid to the seal port system.
KR1020150144569A 2015-10-16 2015-10-16 Floating marine structure and seal pot system having function of oil emission KR101802203B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020150144569A KR101802203B1 (en) 2015-10-16 2015-10-16 Floating marine structure and seal pot system having function of oil emission

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020150144569A KR101802203B1 (en) 2015-10-16 2015-10-16 Floating marine structure and seal pot system having function of oil emission

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KR20170044895A KR20170044895A (en) 2017-04-26
KR101802203B1 true KR101802203B1 (en) 2017-11-29

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KR102042902B1 (en) 2017-12-18 2019-11-08 한국 한의학 연구원 Operating method for 3d face diaagnosing apparatus

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100417337B1 (en) * 2000-08-31 2004-02-05 이귀주 Apparatus for separating water and oil with nature circulation type
JP2006097564A (en) * 2004-09-29 2006-04-13 Honda Motor Co Ltd Internal combustion engine for small planing boat

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100417337B1 (en) * 2000-08-31 2004-02-05 이귀주 Apparatus for separating water and oil with nature circulation type
JP2006097564A (en) * 2004-09-29 2006-04-13 Honda Motor Co Ltd Internal combustion engine for small planing boat

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