KR101722601B1 - Lube Oil Supply Method and Systme on FPSO/FLNG - Google Patents

Lube Oil Supply Method and Systme on FPSO/FLNG Download PDF

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Publication number
KR101722601B1
KR101722601B1 KR1020150059847A KR20150059847A KR101722601B1 KR 101722601 B1 KR101722601 B1 KR 101722601B1 KR 1020150059847 A KR1020150059847 A KR 1020150059847A KR 20150059847 A KR20150059847 A KR 20150059847A KR 101722601 B1 KR101722601 B1 KR 101722601B1
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KR
South Korea
Prior art keywords
lubricating oil
supply
engine
storage tank
lubricant
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KR1020150059847A
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Korean (ko)
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KR20160128083A (en
Inventor
정희수
김상훈
김병찬
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대우조선해양 주식회사
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Priority to KR1020150059847A priority Critical patent/KR101722601B1/en
Publication of KR20160128083A publication Critical patent/KR20160128083A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H21/00—Use of propulsion power plant or units on vessels
    • B63H21/38—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like
    • B63H21/386—Apparatus or methods specially adapted for use on marine vessels, for handling power plant or unit liquids, e.g. lubricants, coolants, fuels or the like for handling lubrication liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M1/00—Pressure lubrication
    • F01M1/12—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/04—Filling or draining lubricant of or from machines or engines
    • B63B2770/00—

Abstract

The present invention relates to a method and system for supplying lubricating oil to a floating production facility, in which it is not necessary to install a bunker package on the main deck and there is no need to supply lubricating oil from a supply vessel through a bunker hose, Cost, and operating cost.
In addition, it can effectively control the quality control of the lubricant and contribute to customer satisfaction accordingly.
A method of supplying lubricating oil to an engine of a floating production facility includes the steps of: receiving a lubricating oil storage tank when lubricating oil is supplied from an external supply source; And supplying the lubricating oil stored in the removable lubricating oil storage tank to the engine of the floating production equipment with the lubricating oil supply line.

Figure R1020150059847

Description

TECHNICAL FIELD [0001] The present invention relates to a lubricating oil supply method and system for a floating production facility,

The present invention relates to a method and system for supplying lubricating oil to an engine of a floating production facility, and more particularly, to a method and system for efficiently supplying lubricating oil of high quality to a low- To a lubricating oil supply method and system for a floating production facility.

Including the floating production storage offloading (FPSO), FLNG (LNG-FPSO), etc., floating production facilities capable of producing, storing and unloading oil or natural gas floating on the sea, , An engine for power generation, and an engine for an auxiliary engine.

The engine is mainly used as a heat engine, that is, a device for generating power by burning fuel, and an external combustion engine such as an internal combustion engine or a steam turbine such as a 2-stroke engine (4 Stroke Engine) or a 4 stroke engine have.

These engines are supplied with lubricating oil (Lube Oil) to reduce friction occurring during movement of the piston and cylinder in the engine compartment. For this purpose, a lubricating oil supply device for supplying lubricating oil should also be provided.

In the case of the Essential Generator Engine, there are two types of engines: Initial Start Up, Process Gas (LNG), LNG (LNG) It is used only in case of shutdown of process gas turbine.

It is desirable to adopt a method of replacing the lubricating oil of a low-use power generation engine for at least 6 months or more, rather than replacing the lubricating oil.

As shown in FIG. 1, a lubricating oil supply system of a conventional float-type production facility supplies lubricating oil directly to a power generating engine by connecting a bunker hose through a supply vessel. Therefore, it was necessary to install a separate bunkering package on the main deck of the float production facility, which included the above equipment, thereby securing space for the main deck, ) And operational costs (OPEX) were consumed.

Korean Patent Laid-Open Publication No. 10-2014-0137671 (published on Dec. 03, 2014) Korean Patent Publication No. 10-2014-0122523 (published on October 20, 2014)

Therefore, in order to solve this problem, in order to solve such a problem, it is necessary to remove the conventional bunker package and to supply the lubricating oil to the low-used engine such as the power generation engine of the floating production equipment, (IBC tank), and can supply lubricant by applying a stand-alone initial supply connection and a supplementary connection.

According to an aspect of the present invention, there is provided a method of supplying lubricating oil to an engine of a floating production facility, comprising: receiving a lubricating oil storage tank when lubricating oil is supplied from an external supply source; And supplying the lubricating oil stored in the removable lubricating oil storage tank to the engine of the floating production equipment by a lubricating oil supply line.

Preferably, the step of supplying the lubricating oil to the engine includes connecting the replenishment connection provided in the lubricating oil supply line and the removable lubricating oil storage tank; And operating a supply pump connected to the supplementary connection to supply lubricating oil to the engine.

Preferably, the supplementary connection is opened only when supplying the lubricating oil stored in the lubricating oil storage tank, and can be normally closed.

Preferably, before the step of acquiring the lubricant storage tank, the step of initially supplying the lubricant to the engine through the initial supply connection provided in the lubricant supply line may further include the step of supplying the lubricant first.

Preferably, the removable lubricant storage tank to be received from the external supply source may be an IBC (Intermediate Bulk Container) tank.

Preferably, the lubricating oil is supplied to the engine and the empty IBC tank is recovered to an external supply source.

According to another aspect of the present invention, there is provided a system for supplying lubricant to an engine of a floating production facility, the system comprising an IBC (Intermediate Bulk Container) tank which is received from an external supply source only when lubricant supply is required, Wherein the lubricating oil supply line is provided with a Pipe-End connection to supply lubricating oil to the engine only when necessary from the IBC tank. A supply system is provided.

Preferably, the lubricant supply line may be further connected with an initial supply connection.

Advantageously, the IBC tank may be provided in a laydown area of the main deck of the floating production facility, taken from an external source.

According to the present invention, in a method of supplying lubricating oil to an engine of a floating production facility, it is unnecessary to install a bunker package on the main deck, and it is necessary to supply lubricating oil from a supply vessel through a bunker hose The initial facility cost and operating cost are reduced.

In addition, it can effectively control the quality control of the lubricant and contribute to customer satisfaction accordingly.

1 is a conceptual view briefly showing a lubricating oil supply system of a floating production facility according to the prior art.
2 is a conceptual view briefly showing a lubricating oil supply system of a production facility according to an embodiment of the present invention.

In order to fully understand the operational advantages of the present invention and the objects attained by the practice of the present invention, reference should be made to the accompanying drawings, which illustrate preferred embodiments of the present invention, and to the contents of the accompanying drawings.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the drawings, like reference numerals refer to like elements throughout. The same reference numerals in the drawings denote like elements throughout the drawings. In addition, the following examples can be modified in various forms, and the scope of the present invention is not limited to the following examples.

Figure 1 shows a lubricating oil supply system of a floating production plant according to the prior art. As shown in FIG. 1, the power generation engine 10 having a low frequency of use of the floating production equipment 1 receives lubricating oil from a supply vessel through a bunker hose.

As described above, the power generation engine 10 has a low frequency of use, and the lubricant replacement period is about 6 months. Instead of replacing the entire amount of the lubricant, not.

Therefore, in order to supply a low amount of lubricating oil and a low use frequency, a bunker package (not shown) and a fixed lube oil connection hose are installed in the main deck of the floating production facility 1, MD) is very inefficient. The efficient placement of the various equipment of the floating production facility 1 is economically important as it can reduce the size of the floating production facility 1.

Particularly, the main deck (MD) of the floating production facility (1) is equipped with process facilities such as various petroleum production / processing systems. During the supply of the lubricating oil through the bunkering package, the part of the lubricating oil evaporates into the air, Exposure of leaking lubricant to the process equipment may cause equipment damage or explosion, so there is a limit to its layout.

2 schematically shows a lubricant supply system of a floating production plant according to an embodiment of the present invention. Here, the engine 10 is exemplified by the power generation engine 10 having a low frequency of use. As shown in Fig. 2, according to the present invention, bunkering packages, fixed lubricating oil connecting hose fittings can be omitted in the main deck (MD). It is only necessary to supply the lubricating oil to the engine 10 of the floating production facility 1 and the lubricating oil storage tank 20 in which the lubricating oil is stored is received and the laydown area of the main deck MD So as to supply the lubricant to the engine 10.

At this time, the supplementary connection 12 is connected to the lubricating oil supply line SL to which the lubricating oil is supplied to the power generation engine 10 through the supply pump 21 and the movable lubricating oil storage tank 20 is connected to the supplementary connection 12 .

The supplementary connection 12 connected to the supply line SL is a pipe member having a connecting portion at both ends and one end connected to the supply line SL and the other end being capable of opening and closing to supply lubricant to the power generating engine 10 When it is not necessary to supply it, it can be closed, and when it is necessary to supply lubricating oil, it can be opened and connected to the received portable lubricating oil storage tank 20.

The removable lubricant storage tank 20 may be, for example, an IBC tank. IBC tank (Intemediate Bulk Container Tank) is a small bulk container tank, which is made of stainless steel or other plastic material unlike ordinary tank. It can be easily cleaned without residue and is not corroded. Especially, Suitable for transportation. In addition, the IBC tank can be folded when the inside is empty, and when it is folded, its volume is reduced to 1/3 of its original size, which reduces transportation costs and simplifies collection.

Therefore, after supplying all of the stored lubricating oil to the power generation engine 10, the empty IBC tank 20 is disconnected from the supplementary connection 12 after the supply is completed, For example, it can be recovered by transport ship.

The main deck (MD), which was temporarily provided to the IBC tank 20 to supply the lubricating oil to the power generation engine 10, can be installed or stored with other cargoes or temporary equipment until the next supplementary supply, Do.

The supply pump 21 is provided on the supply line SL and may adopt a pneumatic pump or may be installed in the main deck MD of the floating production equipment 1, Or may be integrated with the tank 20.

As described above, the lubricating oil supply system of the floating production facility 1 of the present invention is a system for supplying lubricating oil to the floating generation equipment 1 (1) to supply the lubricating oil to the power generation engine 10 in which the frequency of use is low, The lubricating oil can be supplied by applying the movable lubricating oil storage tank 20 and the supplementary connection 12 without installing the bunkering package (not shown) and the fixed lubricating oil connecting hose facility provided in the main deck (MD) of the main deck (MD).

A supply line SL for supplying lubricating oil to the power generating engine 10 provided in the hull of the floating production equipment 1 is connected and an initial supply connection 11 is connected to the other end of the supply line SL. Lt; / RTI > The initial supply connection 11 can be opened when supplying the lubricating oil to the power generation engine 10 for the first time to supply the lubricating oil and then to close it.

The initial supply connection 11 is also provided for supplying lubricant in special situations, such as when the IBC tank can not be taken over or if supply through the IBC tank is not possible. Or when a large amount of lubricating oil is required, a supply vessel or the like is connected to the initial supply connection 11 to use the pumping of the supply vessel or the portable pump to the floating production facility 1, So that a large amount of lubricating oil can be supplied to the engine 10 of the floating production equipment 1 over a short period of time.

A supplemental connection 12 is further connected on the supply line SL. When it is necessary to supplement the lubricating oil to the power generation engine 10, a portable lubricating oil storage tank 20 in which lubricating oil is stored from an external supply source (for example, a carrier) Temporarily installed in the main deck (MD) of the floating production equipment (1), and connecting the supplementary connection (12) to the mobile lubricant storage tank (20). At this time, a supply pump 21 is connected between the supplementary connection 12 and the movable lubricant storage tank 20. [

After the lubricating oil supply to the power generation engine 10 is completed, the empty portable lubricant storage tank 20 disengages the connection with the supplementary connection 12 and can be withdrawn to the outside, for example as a carrier, Until the portable lubricant storage tank 20 is temporarily installed, it is possible to store or install other cargo.

As described above, according to the lubricating oil supply system of the floating production equipment according to the present invention, lubricating oil is supplied to the power generation engine 10 having low frequency of use by using the movable lubricating oil storage tank 20 and the supplementary connection 12, Equipment, and operating costs. In addition, since there is no need to supply lubricating oil from the lubricating oil supplying vessel to the hose connection, effective lubricating oil quality control can be secured and contributed to customer satisfaction.

It will be apparent to those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. . Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and thus the invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

1: Floating production facility
10: Engine
11: Initial Filling Pipe-End Connection
12: Replenishment Pipe-End Connection
20: Portable Lube Oil Storage Tank
21: Lube Oil Supply Pump
MD: Main Deck
SL: Lube Oil Supply Line

Claims (9)

A method for supplying lubricating oil to an engine of a floating production facility,
Supplying an initial supply connection provided in a lubricating oil supply line for supplying lubricating oil to the engine with a supply vessel to supply lubricating oil before starting the engine; And
Closing the initial supply connection after the supply of the lubricant is finished,
When supplementary supply of lubricating oil to the engine is required,
Receiving a removable lubricant storage tank;
Connecting a replenishment connection provided in the lubricant supply line and the removable lubricant storage tank; And
And supplying lubricant stored in the movable lubricant storage tank to the engine through the lubricant supply line,
Wherein an initial supply connection for supplying lubricating oil to the engine and a supplementary connection are separately provided to supply the lubricating oil. The method according to claim 1,
The step of supplying the lubricating oil stored in the movable lubricating oil storage tank to the engine
Activating a supplementary feed pump connected to the supplementary connection to supply lubricating oil to the engine. The method of claim 2,
Wherein the supplemental connection is opened only when supplying the lubricating oil stored in the lubricating oil storage tank, and closes normally when supplying the lubricating oil stored in the lubricating oil storage tank. delete The method according to claim 1,
Wherein the removable lubricant storage tank is an IBC (Intermediate Bulk Container) tank which is received from an external supply source. The method of claim 5,
Wherein the lubricating oil is supplied to the engine and the empty IBC tank is recovered as an external supply source. A system for supplying lubricant to an engine of a floating production facility,
A removable lubricant storage tank which is only taken from an external source when lubricant supply is required; And
And a lubricating oil supply line for supplying lubricating oil to the engine,
In the lubricating oil supply line,
An initial supply connection to be connected to an external supply vessel when the lubricating oil is initially supplied to the engine or when a large amount of lubricating oil is supplied; And
And a supplementary connection (Pipe-End Connection) connected to the movable lubricant storage tank and the supplementary supply pump when the lubricant is supplementarily supplied to the engine,
The engine
Wherein the lubricating oil storage tank is supplementarily supplied with lubricating oil from a removable lubricating oil storage tank connected to the replenishment connection when the acquired portable lubricating oil storage tank is provisionally installed in the floating production facility,
Wherein when the mobile lubricant storage tank is not taken, the lubricant is supplied from a supply source connected to the initial supply connection. delete The method of claim 7,
Wherein the removable lubricant storage tank is provided in a laydown area of the main deck of the floating production facility, taken from an external supply source.
KR1020150059847A 2015-04-28 2015-04-28 Lube Oil Supply Method and Systme on FPSO/FLNG KR101722601B1 (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004091049A (en) 2002-07-11 2004-03-25 Daiichi Sogo Kikaku:Kk Oil replacement method and device for engine-installed facility
JP2008265803A (en) 2007-04-19 2008-11-06 Nissei Sangyo Kk Simple feeder for high quality urea aqueous solution, and feeding method for high quality urea aqueous solution using the same

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0625552U (en) * 1992-08-31 1994-04-08 川崎重工業株式会社 Portable fuel tank equipment for ships
KR20130031503A (en) * 2011-09-21 2013-03-29 현대중공업 주식회사 Liquefied gas cargo surge pressure control system in emergency
KR101938012B1 (en) 2013-04-10 2019-01-11 현대중공업 주식회사 Lubricating oil supplying system for engine of ship
KR20140137671A (en) 2013-05-23 2014-12-03 현대중공업 주식회사 Lubricating oil supplying apparatus of enging for ship

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004091049A (en) 2002-07-11 2004-03-25 Daiichi Sogo Kikaku:Kk Oil replacement method and device for engine-installed facility
JP2008265803A (en) 2007-04-19 2008-11-06 Nissei Sangyo Kk Simple feeder for high quality urea aqueous solution, and feeding method for high quality urea aqueous solution using the same

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