WO2016085028A1 - 전력선 및 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템 - Google Patents
전력선 및 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템 Download PDFInfo
- Publication number
- WO2016085028A1 WO2016085028A1 PCT/KR2014/012447 KR2014012447W WO2016085028A1 WO 2016085028 A1 WO2016085028 A1 WO 2016085028A1 KR 2014012447 W KR2014012447 W KR 2014012447W WO 2016085028 A1 WO2016085028 A1 WO 2016085028A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- natural gas
- gas hydrate
- tank container
- hydrate tank
- boil
- Prior art date
Links
- NMJORVOYSJLJGU-UHFFFAOYSA-N methane clathrate Chemical compound C.C.C.C.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O.O NMJORVOYSJLJGU-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 239000007789 gas Substances 0.000 title claims abstract description 121
- 238000000034 method Methods 0.000 claims abstract description 20
- 238000007599 discharging Methods 0.000 claims abstract description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Natural products C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 22
- 230000006835 compression Effects 0.000 claims description 21
- 238000007906 compression Methods 0.000 claims description 21
- 239000003345 natural gas Substances 0.000 claims description 14
- 239000002828 fuel tank Substances 0.000 claims description 9
- -1 natural gas hydrates Chemical class 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000000446 fuel Substances 0.000 claims description 7
- 238000004880 explosion Methods 0.000 claims description 6
- 238000003825 pressing Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 238000004078 waterproofing Methods 0.000 claims 2
- 238000003860 storage Methods 0.000 description 8
- 238000003912 environmental pollution Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000004677 hydrates Chemical class 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Images
Classifications
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- F17C1/00—Pressure vessels, e.g. gas cylinder, gas tank, replaceable cartridge
- F17C1/002—Storage in barges or on ships
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- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
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- B63J2003/001—Driving of auxiliaries characterised by type of power supply, or power transmission, e.g. by using electric power or steam
- B63J2003/007—Driving of auxiliaries characterised by type of power supply, or power transmission, e.g. by using electric power or steam by using a gas, other than steam, as power transmission medium, e.g. for pneumatic power transmission
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- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0404—Parameters indicated or measured
- F17C2250/0439—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0642—Composition; Humidity
- F17C2250/0652—Calorific or heating value
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/02—Improving properties related to fluid or fluid transfer
- F17C2260/021—Avoiding over pressurising
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/05—Improving chemical properties
- F17C2260/056—Improving fluid characteristics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/02—Mixing fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/03—Treating the boil-off
- F17C2265/031—Treating the boil-off by discharge
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/04—Effects achieved by gas storage or gas handling using an independent energy source, e.g. battery
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/07—Generating electrical power as side effect
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0102—Applications for fluid transport or storage on or in the water
- F17C2270/0105—Ships
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Definitions
- the present invention relates to a loading system for transporting natural gas hydrate, and more particularly, to a plurality of natural gas hydrate tank containers for transporting natural gas hydrate.
- a loading system for transporting natural gas hydrate and more particularly, to a plurality of natural gas hydrate tank containers for transporting natural gas hydrate.
- BOG Boiled Off Gas
- It is related to a natural gas hydrate tank container loading system capable of automating the connection of power lines and boil-off gas pipes configured to automatically connect the power lines by simply loading each container, without the need to connect them manually as in the prior art. .
- the present invention in the natural gas hydrate tank container loading system configured as described above, the operation of connecting the boil-off gas pipe for discharging the boil-off gas (BOG) generated in each container as in the conventional manual work
- the present invention relates to a natural gas hydrate tank container loading system capable of automating connection of a power line and an evaporative gas pipe, which is configured to automatically connect pipes by simply loading each container without having to connect them individually.
- hydrate is an ice-like solid substance composed of water molecules and gas molecules, and is formed by contacting water and gas molecules under a constant pressure and temperature, and by changing the pressure or temperature, It is dissociated into gas molecules and has high crystallinity due to the crystal structure in which gas molecules are arranged in a space made by water molecules, thus attracting attention as a new means of transport and storage of natural gas instead of LNG.
- natural gas hydrate has a self-preservation effect at a constant temperature and pressure conditions, and can accommodate up to 170 times the volume of methane gas and store at a temperature of around -20 ° C. It is known that the phase equilibrium can be maintained when transporting.
- hydrated natural gas is stored in a container-type storage container,
- the container-type storage container is loaded on the transport ship in a container loading pattern, and an airtight protective cover is installed on the transport ship so that the loaded container is contained, and an inert gas is filled between the protection cover and the container-type storage container and protected.
- a natural gas transportation means configured to maintain the inside of the protective cover at a predetermined temperature by an inert gas cooling unit installed in connection with the cover is provided.
- Cooling unit is installed in the main body, and the main body is provided to discharge the natural gas from the storage space, the discharge port for controlling the discharge of natural gas, and is provided in the main body to discharge the water from the storage space,
- a natural gas hydrate container is provided that includes a controlling drain port.
- Korean Patent Publication No. 10-1262647 directly into the cargo hold of the NGH transport ship with a loading device installed outside the NGH transport ship
- a natural gas hydrate loading apparatus has been proposed that can be efficiently loaded.
- Korean Patent Publication No. 10-2014-0065588 a floating cargo hold and a dock that traps the cargo hold inside are separated using a dock. Dropping gas hydrates, which can be carried offshore by gas hydrate There is a bar and value method presented.
- natural gas hydrate generates a certain amount of boiled off gas (BOG) even when the phase equilibrium is maintained, and this boil-off gas causes a high pressure inside a transportation container such as a tank container. If the constant temperature and pressure conditions are not satisfied due to breakage or breakdown of a transport container such as a tank container, the amount of evaporated gas may increase rapidly.
- BOG boiled off gas
- a refrigerator is installed in a transport container such as a tank container.
- a transport container such as a tank container, as a thermally insulating compression container
- a transport container may not require a large amount of heat supplied by a freezer when the transportation distance is short, but when the transportation distance becomes longer, the phase equilibrium of the compression insulation container may increase over time. It may be difficult to maintain the required temperature and pressure, so the temperature conditions for phase equilibrium need to be adjusted, eg with a freezer.
- the pressure capacity of the transport container must be improved. This will cause problems such as reduced natural gas hydrate loading due to the weight limit per unit tank container, and increased production cost of the transportation container.
- the container is loaded using a conventional natural gas hydrate tank container, which has been cumbersome to manually connect the power line to the refrigerator and the pipe work to discharge the evaporated gas.
- a power line and piping connection structure of the natural gas hydrate tank container loading system of a new configuration that is configured so that the connection of the power line and the connection of the piping automatically at the same time as each container is loaded.
- the present invention is intended to solve the problems of the prior art as described above, and therefore an object of the present invention is to minimize the amount of boil-off gas (BOG) to transport long-distance transport of natural gas hydrate in large quantities using a vessel and a tank container Using a conventional natural gas hydrate tank container, which has been cumbersome to manually connect the power line to the refrigerator to maintain the internal phase equilibrium condition and the pipe work to discharge the evaporated gas by hand.
- the natural gas hydrate tank capable of automating the connection of the power line and the boil-off gas pipe is configured so that the connection of the power line and the piping can be automatically performed at the same time loading each natural gas hydrate tank container Container loading Intended to provide a system.
- a refrigerator for maintaining the phase equilibrium conditions inside the natural gas hydrate tank container (natural gas hydrate tank container) during long-distance transportation of natural gas hydrate ( Transportation of the natural gas hydrate of the prior art, which has had to manually connect the work of connecting the power line to the refrigerator and the pipe for discharging the boil-off gas generated inside each of the natural gas hydrate tank container manually
- a natural gas hydrate tank container loading system capable of automating the connection of power lines and evaporative gas piping to solve the problems of the methods, comprising: a plurality of natural gas hydrate tank containers stacked in a vertical direction; A refrigerator installed at one side of each of the natural gas hydrate tank containers to maintain a phase equilibrium of the natural gas hydrates stored in each of the natural gas hydrate tank containers; A power supply unit installed on an uppermost container of the plurality of gas hydrate tank containers stacked vertically to supply electric power for driving each of the refrigerators; A power line installed at one side of the natural gas hydrate tank container including
- the loading system may include a sensor unit including a plurality of sensors including a temperature and a pressure sensor for determining a current state including an internal temperature or a pressure of each of the natural gas hydrate tank containers; And a controller configured to control the operation of the refrigerator and the power supply unit and the overall operation of the loading system according to a state sensed by each sensor of the sensor unit.
- the power supply unit may include a photovoltaic array for generating power using solar light; A generator driven by the boil-off gas generated from each of the natural gas hydrate tank containers; A fuel tank for storing fuel supplied to the generator; A compressor for mixing the fuel supplied from the fuel tank with the boil-off gas generated from the natural gas hydrate tank container and supplying it to the generator; Batteries (rechargeable battery cells) for storing the electrical energy generated by the solar panel and the generator; A fume safety device for preventing fire and explosion due to backflow during combustion of the boil-off gas; And a housing including the generator, the fuel tank, the compressor, the battery, and the explosion prevention unit, the generator being driven using the solar power panel and the boil-off gas (BOG). It is configured to charge the battery and to drive the refrigerator and the compressor by using the charged electrical energy, it is configured to maintain the phase equilibrium of each of the natural gas hydrate tank container at all times without a separate power supply It is done.
- a generator driven by the boil-off gas generated from each of the natural gas hydrate tank containers
- the loading system the display unit for displaying the current state including the internal temperature and pressure of each of the natural gas hydrate tank container sensed by the sensor unit for monitoring from the outside; Communication unit for transmitting the current state of the loading system to the outside; And a fire extinguisher for responding to fire.
- the power line is connected to a hinge in an inclined state and opened and closed by a compression spring installed at the lower side in order to prevent a short circuit due to the inflow of foreign substances including rainwater and to protect the electrodes therein.
- Hinged connection waterproof slope type plug sloped water proof hinge type plug
- a presser foot for pressurizing the inclined plug is formed at the other end and fixed to the upper portion of the natural gas hydrate tank container, thereby forming a connection structure at both ends of the power line.
- the pusher protrusion When loaded in the vertical direction, the pusher protrusion is the lower gas hydrate tank While pressing the hinged waterproof inclined plug installed in the container, the internal electrode is exposed and inserted into the socket installed in the upper gas hydrate tank container, and the hinged waterproof inclined plug and the socket are automatically coupled.
- the hinge connection waterproof inclined plug and the socket are separated to automatically reduce the hinge connection waterproof inclined plug to the original state by the compression spring.
- the boil-off gas pipe a conical valve opening and closing protrusion is installed on one end side of the boil-off gas pipe so as to be opened by being pressed downward and closed when the pressure is removed;
- a compression spring installed under the valve opening / closing protrusion;
- a connection port provided at the other end side of the boil-off gas pipe to be coupled to the valve opening / closing protrusion;
- fixing means for fixing the valve opening and closing protrusion, the compression spring, and the connection port to the upper and lower ends of the natural gas hydrate tank container, respectively, in contact with the valve opening and closing protrusion and the connection port when the natural gas hydrate tank container is stacked.
- the valve opening and closing protrusion of the lower gas hydrate tank container is inserted into the connection port of the upper gas hydrate tank container when the upper gas hydrate tank container is loaded in the vertical direction by being configured to form a connection valve that is automatically opened by the upper side.
- the valve opening and closing protrusion is automatically opened as the compression spring is pressed by the load of the upper gas hydrate tank container, and the compression spring is removed when the upper container is removed.
- the valve opening and closing protrusion is automatically closed again to the original state, so that the connection and dismantling of the boil-off gas pipe can be automatically performed only by loading and unloading the gas hydrate tank container. It is characterized by.
- a natural gas hydrate transport ship comprising a natural gas hydrate tank container loading system capable of automating the connection of the boil-off gas pipe described above.
- a natural gas hydrate transport method characterized in that configured to transport natural gas hydrate using a natural gas hydrate tank container loading system capable of automating the connection of the boil-off gas pipe described above.
- the natural gas hydrate capable of automating the connection of the power line and the boil-off gas pipe is configured so that the connection of the power line and the connection of the pipe can be automatically performed while loading each natural gas hydrate tank container.
- FIG. 1 is a view schematically showing the overall configuration of a natural gas hydrate tank container loading system capable of automating the connection of power lines and boil-off gas piping according to an embodiment of the present invention.
- FIG. 2 is a view schematically showing a detailed configuration of a power supply unit of a natural gas hydrate tank container loading system capable of automating connection of a power line and an evaporative gas pipe according to an embodiment of the present invention shown in FIG. 1.
- FIG. 3 is a view showing the overall configuration of a natural gas hydrate tank container loading system capable of automating the connection of power lines and boil-off gas piping according to an embodiment of the present invention.
- FIG. 4 is a view schematically showing a power line connection structure of a natural gas hydrate tank container loading system capable of automating the connection of the power line and the boil-off gas pipe according to the present invention.
- FIG. 5 is a view schematically showing a specific configuration of a power line connection structure of a natural gas hydrate tank container loading system capable of automating connection of a power line and a boil-off gas pipe according to the present invention shown in FIG. 4.
- FIG. 6 is a view schematically showing a boil-off gas pipe connection structure of a natural gas hydrate tank container loading system capable of automating the connection of power lines and boil-off gas pipes according to the present invention.
- each natural gas The present invention relates to a natural gas hydrate tank container loading system capable of automating the connection of a power line and a boil-off gas pipe, which is configured to automatically load a hydrate tank container and simultaneously connect a power line and a pipe.
- FIG. 1 is a view schematically showing the overall configuration of a natural gas hydrate tank container loading system capable of automating connection of a power line and a boil-off gas pipe according to an embodiment of the present invention.
- a natural gas hydrate tank container loading system 10 capable of automating connection of a power line and a boil-off gas pipe according to an embodiment of the present invention is divided into a plurality of stacked manners and stacked in a vertical direction.
- a natural gas hydrate tank container 11 and a refrigerator 12 installed at one side of each natural gas hydrate tank container to maintain a phase equilibrium of the natural gas hydrate stored in each of the loaded natural gas hydrate tank containers;
- a natural gas hydrate tank container including a generator and a battery driven by using a photovoltaic array and a BOG.
- the power supply unit 13 is installed on the upper end, and each natural gas hydrate tank
- the natural gas hydrate tank of the sensor unit 14 and the power supply unit 13 configured to include various sensors such as temperature and pressure sensors for identifying a state such as an internal temperature or pressure of a container
- a power line 15 installed on one side of the natural gas hydrate tank container 11 including a connection structure formed to be engaged with each other at both ends, and each natural gas hydrate tank
- the configuration of the refrigerator and power supply unit 13 And it is constituted by a control unit (not shown) that controls the overall operation of the loading system 10.
- the loading system 10 may display a current state such as internal temperature and pressure of each natural gas hydrate tank container sensed by the sensor unit 14 so as to be monitored externally.
- the natural gas hydrate tank container loading system 10 capable of automating the connection of the power line and the boil-off gas pipe according to the embodiment of the present invention, as shown in Figure 1, a gas hydrate transport container such as a vertically stacked tank container Collecting power from the solar cell panel installed on top of the top container and the generator driven by using boil-off gas (BOG) to charge the battery, and to maintain the phase equilibrium conditions of natural gas hydrate using the charged electrical energy It is configured to drive a refrigerator and a compressor for, at this time, by using the power line 15 and the boil-off gas pipe 16 formed on each of the connection structure as described later, the power line 15 and the boil-off gas pipe 16 Characterized in that it is configured to be able to automate the connection without having to manually install manually as in the prior art to be.
- a gas hydrate transport container such as a vertically stacked tank container Collecting power from the solar cell panel installed on top of the top container and the generator driven by using boil-off gas (BOG) to charge the battery, and to maintain the phase
- FIG. 2 is a power supply unit 13 of the natural gas hydrate tank container loading system 10 capable of automating the connection of the power line and the boil-off gas pipe according to the embodiment of the present invention shown in FIG. It is a figure which shows the specific structure of (b) schematically.
- the power supply unit 13 stores a photovoltaic array 21 for generating power using solar light and electrical energy generated by the photovoltaic panel 21. It is configured to drive the refrigerator 12 to maintain the phase equilibrium of each natural gas hydrate tank container without a separate power supply, including a battery (rechargeable battery cells) 22.
- the power supply unit 13 in case the amount of power generated by the photovoltaic panel 21 is not sufficient due to weather conditions or the like, as shown in FIG.
- a generator 23, a compressor 24, and a fuel tank 25 are provided in the housing 26 to charge the built-in battery 22.
- the power supply unit 13 in addition to the power generation using the photovoltaic panel 21 as described above, for the discharge of boil-off gas (BOG) to each natural gas hydrate tank container
- the valve is installed, and the boil gas generated from each natural gas hydrate tank container is mixed with the fuel stored in the fuel tank 25 through the boil-off gas pipe 16 to generate a mixed gas.
- It is configured to drive the generator 23 by supplying the mixed gas to the generator 23 through the compressor 23, thereby ensuring sufficient power at all times to drive each refrigerator regardless of external factors such as weather conditions, etc.
- the off-gas treatment from each natural gas hydrate tank container is not carried out to the outside but the exhaust gas is treated internally. Since there is a fear of environmental pollution and fire hazard due to evaporation of the exhaust gas (BOG) as in the prior art it can be eliminated.
- Figure 3 is a concept for the overall configuration of the natural gas hydrate tank container loading system 10 capable of automating the power line and the boil-off gas pipe connection according to an embodiment of the present invention configured as described above It is a figure which shows.
- the power supply unit 13 as shown in Figures 2 and 3, the temperature sensor (detonation arrester), the quick closing valve (quick closing valve) and the flashback pressure (flashback pressure) and a fuel safety device 27, which is configured to prevent a fire and an explosion due to a back flow during combustion of the BOG, may be further included in the housing 26. have.
- the natural gas hydrate tank container loading system 10 capable of automating the connection of the power line and the boil-off gas pipe according to the embodiment of the present invention configured as described above, as described below, the conventional manual operation for driving the refrigerator It may be configured to include a power line connection structure for automating the power line connection by the evaporation gas pipe connection structure for automating the connection of the boil-off gas collection pipe by the conventional manual work.
- FIG. 4 is a view schematically illustrating a power line connection structure of a natural gas hydrate tank container loading system 10 capable of automating connection of power lines and evaporative gas pipes according to the present invention, that is, FIG. 4.
- Figure 5 schematically shows a specific configuration of the power line connection structure of the natural gas hydrate tank container loading system 10 capable of automation of the power line and the boil-off gas pipe connection according to the present invention shown in FIG. Drawing.
- the power line connection structure of the natural gas hydrate tank container loading system capable of automating the connection of the power line and the boil-off gas pipe according to the embodiment of the present invention, as shown in Figures 4 and 5, one end side of the power line,
- a hinged water proof hinge type plug 41 connected to a hinge in an inclined state and the hinged waterproof water inclined plug
- the socket 43 is configured to protect the electrode inside the plug by a compression spring 42 installed in the lower portion of the 41, the other end of the power line is coupled to the electrode of the hinge connection waterproof inclined plug 41 and
- a presser foot 44 is formed to press the hinge connection waterproof inclined plug 41, and is configured to be fixed near the upper and lower ends of the container.
- connection structure at both ends of the power line 15 As described above, as shown in Figures 4 and 5, when the upper gas hydrate tank container is loaded in the vertical direction, the push projection 44 is hinged waterproof The electrode is exposed while pressing the type inclined plug 41 and is inserted into the socket 43 of the upper power line to connect the hinge.
- the waterproof type inclined plug 41 and the socket 43 are automatically coupled, and the hinge is connected when the upper container is removed.
- the hinge connection waterproof inclined plug 41 is automatically reduced to the original state by the compression spring 42.
- FIGS. As shown in Figure 5 by forming a connection structure on both ends of the power line, it is possible to automatically perform the power line connection and dismantling operation only by loading and unloading the container.
- FIG. 6 is a view schematically showing a boil-off gas pipe connection structure of a natural gas hydrate tank container loading system 10 capable of automating connection of power lines and boil-off gas pipes according to the present invention. 6 illustrates a specific configuration of part B shown by a dotted line in FIG. 2.
- the boil-off gas piping connection structure of the natural gas hydrate tank container loading system capable of automating the power line and boil-off gas piping connection according to an embodiment of the present invention
- one end side of the boil-off gas piping The valve opening and closing protrusion 61 of the conical shape is formed in the lower portion, the compression spring 62 is installed at the lower portion, the valve opening and closing protrusion 61 is opened by being pressed downward and the valve opening and closing protrusion 61 is removed.
- Is configured to be closed, and the other end side of the boil-off gas pipe is provided with a connection port 63 coupled with the valve opening / closing protrusion 61, and is fixed to a separate fixing means 64 near the upper and lower ends of the container, respectively. It is configured to form a connecting valve that is automatically opened by the contact between the valve opening and closing projection 61 and the connecting port 63 at the time of lamination.
- valve opening / closing protrusion 61 of the lower container is inserted into the connection port 63 of the upper container and automatically.
- the valve opening and closing protrusion 61 is automatically opened as the compression spring 62 is pressed by the load of the container, and when the upper container is removed, the valve opening and closing protrusion is automatically reduced to the original state by the compression spring 62 again.
- the protrusion 61 is configured to close.
- connection structure of the boil-off gas pipe of the natural gas hydrate tank container loading system capable of automating the connection of the power line and boil-off gas pipe according to the embodiment of the present invention, conventionally proceeds by manually connecting the pipe for the discharge of boil off gas
- connection structure as shown in Figure 6 on both sides of the boil-off gas pipe, the connection and dismantling of the boil-off gas pipe can be automatically performed just by loading and unloading the container.
- the electricity collected by the solar power panel 21 By driving the refrigerator by charging the battery with the power generated by driving the generator using energy and boil-off gas (BOG), sufficient power to drive the refrigerator to maintain the phase equilibrium of the natural gas hydrate without additional power supply It is possible to secure long-distance transportation of natural gas hydrate and solve the problem of fire or environmental pollution caused by the emission of evaporated gas, and also to automate the connection of power lines and pipes by manual labor, and to load natural gas hydrate tank container. Unloading can be done more quickly and easily.
- BOG energy and boil-off gas
- a natural gas hydrate tank container loading system capable of automating connection of power lines and evaporative gas pipes, which is configured to automatically connect power lines and pipes together provides each natural gas hydrate tank container with It is possible to solve the problems of the conventional transportation method using a natural gas hydrate tank container, which has been troublesome to manually connect the power line and the pipe work for discharging the boil-off gas.
- the details of the natural gas hydrate tank container loading system capable of automating the connection of the power line and the boil-off gas pipe according to the present invention have been described through the embodiments of the present invention as described above, but the present invention has been described in the above embodiments.
- the present invention is not limited only to the described contents, and thus, the present invention can be modified, changed, combined, and replaced by various ones according to design needs and various other factors by those skilled in the art. It is a matter of course.
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
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Abstract
Description
Claims (8)
- 천연가스 하이드레이트(natural gas hydrate)의 장거리 운송시 천연가스 하이드레이트 탱크 컨테이너(natural gas hydrate tank container) 내부의 상평형 조건을 유지하기 위한 냉동기(refrigerator)에 전력선을 연결하는 작업과 각각의 상기 천연가스 하이드레이트 탱크 컨테이너 내부에서 발생하는 증발가스를 배출하기 위한 배관을 연결하는 작업을 일일이 수작업으로 연결해야 하는 번거로움이 있었던 종래기술의 천연가스 하이드레이트 운송방법들의 문제점을 해결하기 위한 전력선 및 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템에 있어서,수직 방향으로 적층되는 복수의 천연가스 하이드레이트 탱크 컨테이너;각각의 상기 천연가스 하이드레이트 탱크 컨테이너의 내부에 저장된 천연가스 하이드레이트의 상평형을 유지하기 위해 각각의 상기 천연가스 하이드레이트 탱크 컨테이너의 일측에 설치되는 냉동기;각각의 상기 냉동기를 구동하기 위한 전력을 공급하기 위해 수직으로 적재된 복수의 상기 가스 하이드레이트 탱크 컨테이너 중 최상부 컨테이너의 상부에 설치되는 전력공급부;상기 전력공급부에 의해 생성된 전력을 각각의 상기 냉동기에 공급하기 위해, 양단에 서로 맞물릴 수 있도록 형성되는 연결구조를 포함하여 상기 천연가스 하이드레이트 탱크 컨테이너의 일측에 설치되는 전력선; 및각각의 상기 천연가스 하이드레이트 탱크 컨테이너로부터 발생된 증발가스를 상기 전력공급부에 공급하기 위해, 양단에 서로 맞물릴 수 있도록 형성되는 연결구조를 포함하여 상기 천연가스 하이드레이트 탱크 컨테이너의 일측에 설치되는 증발가스 배관을 포함하여 구성되는 것을 특징으로 하는 전력선 및 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 제 1항에 있어서,상기 적재시스템은,각각의 상기 천연가스 하이드레이트 탱크 컨테이너의 내부온도나 압력을 포함하는 현재상태를 파악하기 위한 온도 및 압력센서를 포함하는 복수의 센서를 포함하여 이루어지는 센서부; 및상기 센서부의 각각의 센서에 의해 감지된 상태에 따라 상기 냉동기 및 상기 전력공급부의 구동 및 상기 적재시스템의 전체적인 동작을 제어하는 제어부를 더 포함하여 구성되는 것을 특징으로 하는 전력선 및 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 제 1항에 있어서,상기 전력공급부는,태양광을 이용하여 발전을 행하는 태양광 발전패널(photovoltaic array);각각의 상기 천연가스 하이드레이트 탱크 컨테이너로부터 발생된 증발가스에 의해 구동되는 발전기(generator);상기 발전기에 공급되는 연료를 저장하기 위한 연료탱크(fuel tank);상기 연료탱크로부터 공급되는 연료와 상기 천연가스 하이드레이트 탱크 컨테이너로부터 발생된 증발가스를 혼합하여 상기 발전기에 공급하기 위한 압축기(compressor);상기 태양광 발전패널 및 상기 발전기에 의해 발생된 전기에너지를 저장하기 위한 배터리(rechargeable battery cells);상기 증발가스의 연소 중 역류에 의한 화재 및 폭발을 방지하기 위한 폭발방지부(fuel safety device); 및상기 발전기, 상기 연료탱크, 상기 압축기, 상기 배터리 및 상기 폭발방지부를 내장하는 하우징(housing)을 포함하여 구성되고,상기 태양광 발전패널 및 상기 증발가스(BOG)를 이용하여 구동되는 상기 발전기에 의해 상기 배터리를 충전하고, 충전된 전기에너지를 이용하여 상기 냉동기 및 상기 압축기를 구동하도록 구성됨으로써, 별도의 전원공급 없이도 각각의 상기 천연가스 하이드레이트 탱크 컨테이너의 상평형을 항시 유지할 수 있도록 구성되는 것을 특징으로 하는 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 제 1항에 있어서,상기 적재시스템은,상기 센서부에 의해 감지된 각각의 상기 천연가스 하이드레이트 탱크 컨테이너의 내부온도 및 압력을 포함하는 현재 상태를 외부에서 모니터링할 수 있도록 표시하는 표시부;상기 적재시스템의 현재 상태를 외부로 전송하는 통신부; 및화재에 대응하기 위한 소화기를 더 포함하여 구성되는 것을 특징으로 하는 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 제 1항에 있어서,상기 전력선은,빗물을 포함하는 이물질의 유입에 의한 누전을 방지하고 내부의 전극을 보호하기 위해, 경사진 상태로 힌지(hinge)로 연결되고, 하부에 설치되는 압축스프링에 의해 개폐가 이루어지는 힌지 연결 방수형 경사 플러그(sloped water proof hinge type plug)가 일단 측에 설치되어 상기 천연가스 하이드레이트 탱크 컨테이너의 하부에 고정되고,상기 힌지 연결 방수형 경사 플러그의 전극과 결합되는 소켓 및 상기 힌지 연결 방수형 경사 플러그를 가압하기 위한 누름돌기(pressor foot)가 타단 측에 형성되어 상기 천연가스 하이드레이트 탱크 컨테이너의 상부에 고정되는 것에 의해 상기 전력선의 양단에 연결구조를 형성함으로써,상부의 가스 하이드레이트 탱크 컨테이너가 수직방향으로 적재되면, 상기 누름돌기가 하부의 가스 하이드레이트 탱크 컨테이너에 설치된 상기 힌지 연결 방수형 경사 플러그를 누르면서 내부의 전극이 노출되고 상기 상부의 가스 하이드레이트 탱크 컨테이너에 설치된 상기 소켓에 삽입되어 상기 힌지 연결 방수형 경사 플러그와 상기 소켓이 자동으로 결합되며,상기 상부의 가스 하이드레이트 탱크 컨테이너를 제거시에는 상기 힌지 연결 방수형 경사 플러그와 상기 소켓이 분리되어 상기 압축스프링에 의해 상기 힌지 연결 방수형 경사 플러그가 자동으로 원래 상태로 환원되도록 구성되는 것에 의해, 상기 가스 하이드레이트 탱크 컨테이너를 적재 및 하역하는 것만으로 상기 전력선 연결 및 해체작업이 자동으로 수행될 수 있도록 구성되는 것을 특징으로 하는 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 제 1항에 있어서,상기 증발가스 배관은,아래쪽으로 가압되는 것에 의해 개방되고 압력이 제거되면 폐쇄되도록 상기 상기 증발가스 배관의 일단 측에 설치되는 원추형의 밸브 개폐돌기;상기 밸브 개폐돌기의 하부에 설치되는 압축스프링;상기 밸브 개폐돌기와 결합되도록 상기 증발가스 배관의 타단 측에 설치되는 접속구;상기 밸브 개폐돌기와 상기 압축스프링 및 상기 접속구를 상기 천연가스 하이드레이트 탱크 컨테이너의 상하 양단 측에 각각 고정하기 위한 고정수단을 포함하여, 상기 천연가스 하이드레이트 탱크 컨테이너의 적층시 상기 밸브 개폐돌기와 상기 접속구의 접촉에 의해 자동으로 개방되는 연결밸브를 형성하도록 구성됨으로써,상부의 가스 하이드레이트 탱크 컨테이너가 수직방향으로 적재되면, 상기 상부의 가스 하이드레이트 탱크 컨테이너의 상기 접속구에 하부의 가스 하이드레이트 탱크 컨테이너의 상기 밸브 개폐돌기가 삽입되어 자동으로 결합되고 상기 상부의 가스 하이드레이트 탱크 컨테이너의 하중에 의해 상기 압축스프링이 눌리면서 상기 밸브 개폐돌기가 자동으로 개방되며,상기 상부의 컨테이너를 제거시에는 상기 압축스프링에 의해 다시 자동으로 원래 상태로 환원되어 상기 밸브 개폐돌기가 닫히도록 구성되는 것에 의해, 상기 가스 하이드레이트 탱크 컨테이너를 적재 및 하역하는 것만으로 상기 증발가스 배관의 연결 및 해체작업이 자동으로 수행될 수 있도록 구성되는 것을 특징으로 하는 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템.
- 청구항 1항 내지 6항 중 어느 한 항에 기재된 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템을 포함하여 구성되는 것을 특징으로 하는 천연가스 하이드레이트 운송용 선박.
- 청구항 1항 내지 6항 중 어느 한 항에 기재된 증발가스 배관 연결의 자동화가 가능한 천연가스 하이드레이트 탱크 컨테이너 적재시스템을 이용하여 천연가스 하이드레이트를 운송하도록 구성되는 것을 특징으로 하는 천연가스 하이드레이트 운송방법.
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CN201480082954.XA CN107074326B (zh) | 2014-11-27 | 2014-12-17 | 天然气水合物罐式集装箱装载系统、运输方法和运输船舶 |
US15/521,119 US10138930B2 (en) | 2014-11-27 | 2014-12-17 | Natural gas hydrate tank container loading system enabling automated connection of electric power line and boil-off gas pipe |
DK14906818T DK3225530T3 (da) | 2014-11-27 | 2014-12-17 | Ladesystem til naturgashydrattankcontainer der muliggør generering af energi ved egen energi og behandling af fordampet gas |
EP14906818.1A EP3225530B1 (en) | 2014-11-27 | 2014-12-17 | Natural gas hydrate tank container loading system enabling automated connection of electric power line and boil-off gas pipe |
JP2017527347A JP6329323B2 (ja) | 2014-11-27 | 2014-12-17 | 電力線及び蒸発ガス配管連結の自動化が可能な天然ガスハイドレートタンクコンテナ積載システム |
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DK3225530T3 (da) | 2019-12-09 |
US20170356599A1 (en) | 2017-12-14 |
CN107074326B (zh) | 2018-06-22 |
JP6329323B2 (ja) | 2018-05-23 |
KR20160063702A (ko) | 2016-06-07 |
EP3225530A4 (en) | 2018-05-23 |
KR101659873B1 (ko) | 2016-09-27 |
CN107074326A (zh) | 2017-08-18 |
JP2017534528A (ja) | 2017-11-24 |
US10138930B2 (en) | 2018-11-27 |
EP3225530B1 (en) | 2019-10-30 |
EP3225530A1 (en) | 2017-10-04 |
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