부체식 액화 탄화수소 가스 플랜트의 제조 방법

Hereinafter, with reference to the drawing for the type of the present invention embodiment described as follows.

Figure 1 shows a subject of the present invention embodiment form also reuse LNG tank (2A - 2D) with LNG line (1) and a rear side view of representative embodiments are disclosed. , the description hereinafter using terms indicative of a direction (back and forth, right and left, upper) LNG 1 also is shown in line (1) based on the predetermined substrate (e.g. right mounting () direction 'before' into, 'after' left stern () direction less than 1000).

As shown in line 1 also LNG (1) is used in marine transportation of LNG vessel capable of storing a plurality of (here two 4) existing for charging and LNG as LNG tank (2A - 2D) (hereinafter, particularly that need not distinguish if 'LNG tank (2)' as the general term), propulsion equipment (3) and mounted hull (4) mainly with each other. The embodiment to be reused in one form such as ship to the hull by existing term use (4) (at least LNG tank (2) including a number matably gene as times) of anchor bolt is in progress but not limited ship's transmit buffer may be ship with each other.

Further, the embodiment in one form object reuse before a liquified hydrocarbon gas as LNG line (1) are reused for example but, without limited, at least LNG tank (2) in the same manner as on of liquified hydrocarbon gas storage tanks such as for example a conduit conveying LPG LPG line toward the vessel for delivering other liquified hydrocarbon gas as well as reuse is more than. In addition, the floating liquefied natural gas plant LNG line is floating liquefied petroleum gas plant and recycled, the floating line is pivotably reuse LPG liquefied petroleum gas plant.

Figure 2 shows a line 1 also also shown in LNG (1) based on the floating liquified hydrocarbon gas plant can be reused (5) a number of descriptive attainments are disclosed.

Of Figure 2 (A)- (D) as shown in the embodiment forms the floating liquified hydrocarbon gas plant (5) number of bath method LNG in line (1) of LNG tank (2) and their surrounding the hull (4) by reusing structure such as a portion of new floating liquified hydrocarbon gas plant (5) tank number is encoded.

The floating liquified hydrocarbon gas plant (5) in number of the bath, as shown even 1 priority, such as for ship construction dog (not shown) of LNG in place line (1) divided into a plurality of block (here number 1 - number 4 block (11, 12, 13, 14)) (cutting) with each other. These number 1 - number 4 block (11, 12, 13, 14) on each of LNG tank (2A - 2D) and located around the main body is a hull (4) structural member such as multiple myelomas are included. Wherein, LNG line (1) is substantially perpendicular rear direction a plurality (here two 3) the dividing (16, 17, 18) divided along (also 1 as well as a reference).

(A) of Figure 2 shown in the floating liquified hydrocarbon gas plant (5) in number of attainments number 1 block (11) connected to the front of the floating structure portion (21) this newly established substrate. This new floating structure portion (21) number 1 in block (11) extending in the longitudinal direction a hull (4) shell of other main structural member (deck, the bottom plate, such as plate) corresponding dies (longitudinal) respect to the structural member (to extend) to each respective side force is removed. Number 1 block (11) and number 1 block (11) connected to the floating structure portion (21) is installed completely one unique floating of fusion welding can be defined as disclosed. In addition, floating structure portion (21) is number 1 block (11) can be the same width on each other. Number 1 block (11) is number 1 LNG tank (2A) publicly known in addition to the propulsion of equipment (3) (e.g. diesel engine, generator, including motor) is provided with a, existing propulsion equipment (3) by using a floating structure portion (21) is LNG line (1) efficiently reuse of existing equipment while LNG line (1) and functions as a vessel smaller resulting in possible. In addition, floating structure portion (21) is number 1 LNG tank (2A) using stored liquified hydrocarbon gas plant for installing the plant for installing structure as, disclosed herein is a device or instrument for use liquified hydrocarbon gas including plant equipment (30) is a newly force is removed. Further, plant equipment (30) of the instrument or device or the like is not necessarily floating structure part (21) detachably installed and need not necessarily be, loaded to the proportion of them number 1 block (11) side of a retarder.

Next of Figure 2 shown in (B) the floating liquified hydrocarbon gas plant (5) in number of attainments number 2 block (12) connected respectively in front of and behind floating structure portion (22, 23) this newly established substrate. These new floating structure portion (22, 23) in block number 2 (12) extending perpendicularly to the front and rear in the shell relative to the other main hull structure respectively corresponding to dies structural member to side force is removed. Front floating structure portion (22) is number 2 block (12) (LNG tank (2B)) for protecting the front of the protective structure and, rear floating structure part (23) of Figure 2 (A) the floating structure portion (21) for mounting structure such as plant are disclosed. Stage, rear floating structure part (23) is necessary plant equipment (30) cabin used in operation chamber (31) and the supporting cylindrical portion. (B) of Figure 2 is shown in the floating liquified hydrocarbon gas plant (5) does not have a publicly known existing propulsion equipment is because of using a method is specified by at least one resolution to moving to be coated. Stage, floating structure part (23) provided a new propulsion equipment configuration also disclosed.

Further, the floating liquified hydrocarbon gas plant of Figure 2 shown in (C) (5) for the number of attainments number 2 block (12) instead of number 3 block (13) using the number of Figure 2 in the case of a (B) nearly identical to the disclosed.

Next of Figure 2 shown in (D) floating liquified hydrocarbon gas plant (5) number of attainments number 4 in block (14) connected to the back of the floating structure part (24) is newly established substrate. This new floating structure portion (24) number 4 in block (14) extending in the longitudinal direction of hull shell other main structural member respect to the structural member to corresponding dies each respective side force is removed. Floating structure portion (24) of Figure 2 (B) the floating structure part (23) as well as plant for installing structure are disclosed.

The LNG tank in one form of embodiment 4 (2A - 2D) 1 chuck having LNG line (1) of a 4 number 1 - number 4 block (11, 12, 13) separation and, all these blocks of 4 using the floating liquified hydrocarbon gas plant (5) since a high pressure liquid coolant number, LNG line (1) substantially an entirety of the reuse of the relationship. Stage, without limited, the floating liquified hydrocarbon gas plant (5) number of isolated blocks only a portion reuse configuration bath also disclosed.

In addition, the floating liquified hydrocarbon gas plant (5) number of reuse provided an LNG tank with LNG in tank to which the line is used to separated block to produce various oil disclosed. For example, one floating liquified hydrocarbon gas plant (5) (i.e., isolated from LNG block) configuration including at least one LNG tank ship existing improve user 2 also disclosed.

Stage, the new number bath floating liquified hydrocarbon gas plant (5) length in a longitudinal direction of LNG reuse of the line (1) is small than the length of needs disclosed. The structural member (in particular, hull) in terms of the need for strength (e.g., longitudinal strength demand) existing LNG line (1) difficult to continue even when an length shorter than the second use of the floating liquified hydrocarbon gas plant (5) each block (11, 12, 13, 14) constituting a periphery of the LNG tank in structural member (in particular, hull portion) request strength strength is satisfied these requirements can be reduced. As a result, the floating liquified hydrocarbon gas plant (5) LNG in tank (2) as well as hull located about the periphery (4) structural member (at least part thereof) such as a reuse of the relationship. As a result, the floating liquified hydrocarbon gas plant (5) suturing ship efficiently (i.e., LNG tank (2) other than a part's hull) reuse of the relationship.

In addition, the embodiment in one form using LNG plant equipment (30) are installed in a limited but without plant equipment (30) is LPG (liquefied petroleum gas) other liquified hydrocarbon gas using configuration (or a hydrocarbon gas) such as also disclosed. For example, LNG line (1) is LPG or LNG (LNG tank (2)) treating the reused using plant equipment (30) on the front end process from. In addition, e.g. LPG line (LPG tank) treating the reused LPG is using plant equipment (30) on the front end process from.

Also Figure 3 shows a floating liquified hydrocarbon gas plant (5) of LNG tank (2) and the perimeter of a cross-section are disclosed.

As also shown in the embodiment 3 LNG tank in one form (2) is provided with identical MOS type (spherical independent tank type) by employing and, LNG tank (2) is spherical of the tank main body (41), hull (4) is fixed to a cylindrical support structure consisting (currency based on) a skirt (42), a tank cover (43) etc. such as publicly known distance between the first and. The aforementioned floating liquified hydrocarbon gas plant (5) in the tank main body (41) as well as the tank main body (41) supporting a hull (4) a portion of its circumferential structural members are re-used. Stage, the floating liquified hydrocarbon gas plant (5) in the tank main body (41) and peripheral portion of the structural member according to the degree of their repair or replacement of anchor bolt or damaging them after reuse a retarder.

In addition, 3 is also not shown but, LNG tank (2) peripheral structural member as LNG tank (2) leaves the installation space of a partition wall (45) (reference 1 also) is provided with a disclosed. LNG line (1) dividing the aforementioned is a division plane (16, 17, 18) each partitioning walls (45) which do not overlap position (front or rear) so as to be located by setting the partitioning walls (45) of the block (11, 12, 13, 14) can be reused as part of either.

In addition, LNG tank (2) and is not limited as MOS type, a plurality of independent tank configurable another scheme employing (e.g. recognition algorithm) also disclosed.

Figure 5 shows a floating structure portion of Figure 2 are also shown in (B) and also 4 (23) in plant equipment (30) representing cross-sectional drawing and placement of each section of a plane are disclosed.

Also as shown in 4 and 5 also floating structure part (23) is provided with a plurality of layers can be vertically. The floating structure part (23) is located at a top portion of 3 from which a currency (51), currency (51) located beneath intermediate deck (52), located lowermost base currency (53) provided in the nanometer range. Plant equipment (30) subjected to carry but details of currency (51) is e.g. BOG compressor or longitudinal batch-type LNG reservoir, can be installed in the LNG re-gas or heat exchanger arranged thereon. In addition, intermediate deck (52) is e.g. LNG as a fuel for power generation gas turbine or the like can be arranged. In addition, currency based on (53) is e.g. steam turbine or generator can be arranged. This floating structure part (23) the structure of the plant equipment (30) are installed in other floating structure portion (21, 24) as well as alkaline earth metal salt can be employed disclosed.

Also, floating structure part (23) which is mounted on the deck of each instrument or device (such as device or mechanism for locating floor) provided an order for placement of various oil disclosed. In addition, the floating liquified hydrocarbon gas plant (5) which is mounted on the plant equipment (30) as the liquefied natural gas plant, gas treatment plant, acidic gas injection plant, re-gasification plant, power plant and liquefied petroleum gas plant or plant part of properly facilities can be employed disclosed. In addition, floating structure part (23) is plant wastewater, plant every misfortune, fuel oil, tank storing low-temperature fluidity and disposed a retarder. For example, plant equipment (30) acidic components associated natural gas amine, Produced Water (oil polluted water), a diesel oil that is used tank can be provided.

Plant for liquefying natural gas from said liquefied natural gas plant is provided with a gas switching can be included (such as on).

In addition, said gas treatment plant is slag catcher, acid gas (CO₂ , H₂ S, such as mercaptan) number of special equipment, special processing gases from gas dehydration equipment and mercury facilities is includes positive number can be.

In addition, acidic gas injection plant is said H₂ S on difficult cases of acid gases such as processing other than aluminum layer of plant for injecting gas etc. of multiple myelomas are included.

In addition, one heat exchanger as said re-gasification plant is re-gasification equipment or ocular floating liquified hydrocarbon gas from hydrocarbon gas hydrocarbon gas plant hydrocarbon gas spray equipment and the like can be transmitted to the consumption equipment.

In addition, said power plant is liquified hydrocarbon gas as a fuel turbine generator and gas engine generator or power transmission equipment in existing power that [lis a power ocular one power plant transmission can be like. In addition, while embodiment gas engine generator or gas turbine generator arranged in said power plant by said re-gasification plant concurrently by the re-gasification of hydrocarbon gas sends a predetermined time interval lapses disclosed.

In addition, said liquefied petroleum gas plant including a gas liquefying plant (such as compressor) can be.

In addition, floating structure part (23) is used for controlling the zone disposed in plant at least 2 isolated from sea water by a lower longitudinal field (installation space) if the other. Further plant is used for controlling the double floor zone is isolated from sea water by if disposed with each other. In addition, floating structure part (23) block (12) and block (12) is provided with a longitudinal partition structure to continuous surface with each other. In addition, floating structure part (23) is not sealed or the like can be closed by the back plate. In addition, floating structure part (23) is partitioning walls (45) having the same construction as the cartridges provided several compartments divided by at least one surface of the substrate. In addition, block (12) and block (12) connected to the floating structure part (23) by themselves and buoyancy (marine diethylene glycol) the configuration are disclosed. In addition, block (12) and block (12) connected to the floating structure part (23) has at least one ballast tank, the hull posture number (trim and heel adjustment) is available with each other. In addition, block (12) and floating structure part (23) is provided with at least one sea or mooring equipment can be. In addition, block (12) and block (12) connected to the floating structure part (23) is constituted by a floating (floating liquified hydrocarbon gas plant (5)) before a liquified hydrocarbon gas and for mooring facility liquified hydrocarbon gas (e.g. LNG) and exhibit off-gas exchange has for manufacturing, before a liquified hydrocarbon gas from block (12) for receiving the liquified hydrocarbon gas to liquified hydrocarbon gas tank can be constructed. In addition, block (12) and block (12) connected to the floating structure part (23) is constituted by a floating (floating liquified hydrocarbon gas plant (5)) before a liquified hydrocarbon gas and for mooring facility liquified hydrocarbon gas (e.g. LNG) and exhibit off-gas exchange has for manufacturing, a new block before a liquified hydrocarbon gas (12) for receiving the liquified hydrocarbon gas to liquified hydrocarbon gas from the tank can be constructed. In addition, floating structure part (23) is the reed switch can be provided for residence or task. In addition, plant equipment (30) is liquified hydrocarbon gas can be liquefied hydrocarbon provided utility for liquefaction of the tank. In addition, floating structure part (23) is provided for the propulsion equipment can be.

The floating structure part (23) to plant equipment (30) by installing at least a portion of plant equipment (30) fixed installation of device or mechanism constituting the floating liquified hydrocarbon gas plant number dielectric allocatable resources. In particular, plant equipment (30) is arranged a plurality of currency is disposed vertically (51 - 53) inner space can not effectively utilizing the plant equipment (30) even when installed floating liquified hydrocarbon gas plant (5) narrower than a length in a longitudinal direction of increase billion number.

Figure 6 shows a also floating liquified hydrocarbon gas plant (5) which is mounted on the plant equipment (30) representing number 1 of example configuration are disclosed. Here plant equipment (30) as a preferred example of integrated gasification combined cycle gas engine plant when it is applied to representing the disclosed.

As shown in the composite power plant which includes gas engine also 6 LNG as a fuel internal combustion gas engine (engine hour pro) (61) and, in low temperature (lower-than-water temperature) boiling hydrocarbon refrigerant working fluid refrigerant turbine (62) having, gas engine (61) and refrigerant turbine (62) each driven by a generator (64) and generator (65) electricity by UGT. Wherein, gas engine (61) and generator (64) gas to engine generator incorporated as the process from square-shaped. At least a portion of the plurality of state-fixed power evolved () floating liquified hydrocarbon gas plant (5) supplied from outside.

Gas engine (61) is LNG tank (2) natural gas and wherein a re-gasification of LNG stored in the off-gas (hereinafter, referred to as BOG by) is applied as the fuel generated exhibit, combustion of gas engine exhaust gas is exhaust heat recovery heat exchanger for transfer conveyor (here 410 °C) (71) toward the discharge therefrom. In addition, gas engine (61) is not shown and is provided with a jacket for cooling engine, a relatively low temperature (here 88 °C) visible from the engine jacket cooling water jacket of evacuated therefrom. 6 Jacket cooling water is discharged in a direction shown by an arrow also during water circulation pump (72) is attached to the water circulation line (73) supplied to engine jacket circulating again. Further, said natural gas and used as the engine fuel for the propulsion of a hull exhibit off-gas may be filled.

Gas engine (61) the output of the generator (64) on its power by converting at least a part of the motor not shown with propellant via the propeller (10) using rotation of are disclosed. In addition, the floating liquified hydrocarbon gas plant (5) does not require propelled function generator (64) generate power with power all the floating liquified hydrocarbon gas plant (5) supplying outside of a predetermined time interval lapses disclosed. In addition, when the generator (64) while omitting, gas engine (61) of an output shaft of a propeller or the publicly known toothed wheel (10) by connecting gas engine (61) output of the floating liquified hydrocarbon gas plant (5) pivotably propulsion of a the shop.

Refrigerant turbine (62) in a process (50 - 55% by weight here methane, propane 45 - 50% by weight) is mixed refrigerant of propane are used as working fluid. The working fluid is refrigerant turbine (62) before introduced into heat exchanger (71) gas engine exhaust gas heated by the other. Heat exchanger (71) provided with a plurality of heating unit consisting of the cover government army, gas engine exhaust gas working fluid and a narrower than for efficient heat exchange. The predetermined temperature and pressure (here 103 °C, 4. 9MPaG) the working fluid (gas) is refrigerant turbine (62) which is introduced into, of a kinetic energy by the working fluid not shown a turbine wheel is rotated and the output generator (65) by power from outside. Also, refrigerant turbine (62) as working fluids not limited using a retarder in hydrocarbon carbon dioxide. As carbon dioxide is carbon dioxide recovered gas treatment plant in the plant or gas engine, gas turbine combustion exhaust gas can be using carbon dioxide.

Refrigerant turbine (62) working fluid discharged from (here temperature: -5 °C, pressure: 0. 4MPaG gas) in a direction shown by an arrow during 6 also includes a coolant circulation line (81) through the condenser (82) is sent to a. Condenser (82) is LNG tank (2) from moving up (83) and connected, hereinafter introduced has a freezing point temperature of LNG (here temperature: -160 °C, pressure: 7. 0MPaG) of leucorrhea ten heats the working fluid are disclosed. On the other hand, condenser (82) is heated by heat working fluid functions as a device re-gasification of LNG.

In addition, LNG tank (2) LNG LNG is stored in reservoir (66) once after storing, drawing pump (67) drawn by line (83) through the condenser (82) due to the deformation of vehicle from the outside. In addition, LNG tank (2) BOG generated in the BOG compressor (68) LNG through reservoir (66) LNG in mixed with each other.

Condenser (82) working fluid condensed in the refrigerant circulation line (81) installed circulating refrigerant reservoir (85) once and then stored. Then, coolant circulation line (81) and the refrigerant pump being installed (86) boosted by working fluid (here -128 °C, 5. 0MPaG, 99. 4 T/hr) includes a refrigerant evaporator (87) is sent to a. Refrigerant evaporator (87) is the floating liquified hydrocarbon gas plant (5) for introducing the periphery of seawater (here 15 °C) seawater introduction tube (88) and is connected to the, seawater working fluid with a heat jacket is frozen by cooling to a temperature not (here 5 °C) preheated substrate.

Refrigerant evaporator (87) from refrigerant working fluid heater (91) sent, a coolant heater (91) (here 88 °C, 270 t/hr) heated by exchanging heat with the cooling water in jacket (29 °C here to heating) with each other. On the other hand, jacket cooling water is caused to refrigerant heater (91) in gas engine (61) cooled to the temperatures at which a cooling (here 50 provided 80 °C). Refrigerant heater (91) working fluid from heat exchanger (71) sent, again heated working fluid (103 °C, 4. 9MPaG) is refrigerant turbine (62) to feed. Stage, heat exchanger (71) protruded refrigerant heater (91) working fluid from heat exchanger (71) without going through the refrigerant turbine (62) configured to supply also disclosed.

In addition, LNG tank (2) LNG from the condenser (82) following expulsion from the drawing line (83) LNG through heater (92) is sent to a. LNG heater (92) is floating liquified hydrocarbon gas plant (5) for introducing the periphery of seawater (here 15 °C) seawater introduction tube (93) which is connected with the, seawater working fluid with a heat (here 5 °C is gas) to LNG as a fuel gas engine (61) for directing the vehicle from the outside.

The mixed refrigerant of propane and methane in said gas engine composite power plant working fluid refrigerant turbine (62) by gas engine exhaust gas and jacket cooling water used as heat discharged gas LNG while below won is used as a binary Rankine cycle manner s3. won anger at the time of power generation. The gas engine (61) arrangement which occupies a large percentage exhaust gas and gas engine in the outer periphery of the jacket effectively aligned using a recovery which can enhance, improve the power generating efficiency can be further integrated gasification combined cycle gas engine plant. Also, instead of using a retarder known cooling water jacket cooling liquid other than water. In addition, because combustible mixed refrigerant heat exchanger (71) heating temperature in a relatively low temperature (e.g. 130 °C hereinafter) in terms of the safety of system preferably having a thickness of 1.

In addition, condenser (82) configured for condensing the working fluid with the acronym using LNG in LNG tank (2) is connected to the first refrigerant discharged cooled utilizing LNG of valid data present in the resulting in possible. Further gas engine (61) of fuel gas as part of the LNG tank to the end of BOG (2) permits effective utilization of BOG generated from and, further LNG of valid data present in the working fluid can be discharged is cooled utilizing free.

The composite power plant in hydrocarbon or carbon dioxide refrigerant gas engine working fluid refrigerant turbine (62) in gas engine (61) song selected by the user using an array of (exhaust gas and of cooling liquid heat) into the engine (61) fixed array of recovery, further plant equipment (30) improving the relationship of the power generating efficiency.

Further, existing LNG line 6 also shown in gas engine composite power plant which includes (1) a reused floating liquified hydrocarbon gas plant (5) without limited, new whole number including a high pressure liquid coolant is similar floating liquified hydrocarbon gas plant and easily inside the floating structure is also disclosed. 6 Also further shown in composite gas engine without limited to an offshore power plant, used as land equipment may be filled. It is gas engine (61) is supplied from the fuel tank is land LNG as LNG.

Figure 7 shows a also floating liquified hydrocarbon gas plant (5) which is mounted on the plant equipment (30) representing number 2 of example configuration are disclosed. Here plant equipment (30) as a preferred example of integrated gasification combined cycle gas turbine plant when it is applied to representing the disclosed. In Figure 7, 6 also shown in plant equipment (30) identical to the component code description are identical to impart the V-shaped substrate. In addition, these same component not specifically mentioned hereinafter in respect of the above-mentioned hole are configured in 6 shown in plant equipment (30) are the same in the case of.

7 Also as shown in LNG as a fuel gas turbine composite power plant which includes gas turbine (161) and, in low temperature (lower-than-water temperature) boiling hydrocarbon refrigerant working fluid refrigerant turbine (62) having, gas turbine (161) and refrigerant turbine (62) each driven by a generator (164) and generator (65) generate power by UGT. Wherein, gas turbine (161) and generator (164) is square-shaped gas turbine generator incorporated as possible disclosed. At least a portion of the plurality of state-fixed power evolved () floating liquified hydrocarbon gas plant (5) supplied from outside.

Gas turbine (161) is LNG tank (2) and the LNG stored in the off-gas (hereinafter, referred to as BOG by) exhibit generated is applied as fuel, conveyor after the combustion exhaust gas micro (101) toward the discharge therefrom. Micro (101) heated by a portion of the exhaust steam in steam circulation line (102) through steam turbine (103) which is introduced into, a steam turbine (103) generator driven by (104) by electric combustion chamber. Wherein, at least a portion of holes are formed on the outside power evolved with less supplied. Steam turbine (103) discharged from vapor condenser (106) is sent to a. Condenser (106) is floating liquified hydrocarbon gas plant (5) for introducing the periphery of seawater seawater introduction tube (107) which is connected with the, steam turbine (103) with a heat vapor from seawater condensed by a high pressure fuel pump (108) by again micro (101) to feed.

In addition, micro (101) a portion of the steam in the exhaust gas heated by steam circulating line (201) through heater (202) are introduced. Heater (202) discharged from the drum the vapor is condensed (203) and condensed in, then condensate pump (204) by steam turbine (103) downstream steam circulating line (102) are introduced. In addition, heater (202) is water circulation line (73) and connected, water circulation line (73) from heater (202) into the water is micro (101) are heated by steam with a heat.

7 Also shown in gas turbine composite power plant in 6 also shown in heat exchanger (71) is avoided and, refrigerant heater (91) working fluid from heat exchanger (71) without going through the refrigerant turbine (62) to feed.

The gas turbine composite power plant in hydrocarbon or carbon dioxide refrigerant working fluid refrigerant turbine (62) steam turbine (161) (heat of cooling liquid) with the acronym configuration using an array of gas turbine (161) pluralities of exhaust heat recovery rate, further plant equipment (30) improving the relationship of the power generating efficiency.

Further, existing LNG line 7 also shown in gas turbine composite power plant which includes (1) a reused floating liquified hydrocarbon gas plant (5) without limited, new whole number including a high pressure liquid coolant is similar floating liquified hydrocarbon gas plant and easily inside the floating structure is also disclosed. In addition, 7 also shown in gas turbine composite power plant without an offshore limited, used as land equipment may be filled. If so, gas turbine (161) is supplied from the fuel tank as LNG is LNG land.

Further in water circulation line 7 also shown in gas turbine composite power plant (73) 6 is also shown in gas engine (61) for a heater (202) are arranged with a predetermined time interval lapses disclosed. Further, liquified hydrocarbon gas tank during a gas engine or gas turbine for generating power by using diesel oil as fuel open continues a predetermined time interval lapses disclosed.

Embodiment of the present invention based on these embodiment forms specifying by way of example the present invention refers to these embodiment form through a browser but where by way limited endured. For example, a method according to the present invention the floating liquified hydrocarbon gas plant for reuse of the existing ship floating liquified hydrocarbon gas plant number tank when used is not limited as they are part of existing ship and, after reuse of the portion of the structural member or repairing a lead part exchanged when multiple myelomas are included. In addition, the aforementioned floating liquified hydrocarbon gas plant number bath method is liquified hydrocarbon gas transport ship's tank reuse of all type of liquified hydrocarbon gas can be used as the floating liquified hydrocarbon gas plant number bath method. Further, the present invention form said embodiment shown in a number of components has been floating liquefied natural gas plant and not necessarily all bath method, one at least of the present invention appropriately cooking process from selecting wider.