CN103615658A - Natural gas filling device for LNG (Liquefied Natural Gas) power ship - Google Patents
Natural gas filling device for LNG (Liquefied Natural Gas) power ship Download PDFInfo
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- CN103615658A CN103615658A CN201310593029.0A CN201310593029A CN103615658A CN 103615658 A CN103615658 A CN 103615658A CN 201310593029 A CN201310593029 A CN 201310593029A CN 103615658 A CN103615658 A CN 103615658A
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- lng
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- aerating
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Abstract
The invention discloses a natural gas filling device for an LNG (Liquefied Natural Gas) power ship. The natural gas filling device comprises an LNG liquid cargo gas storage tank, a gas filling arm, a control room, a gas conveying pipeline I and a low-temperature immersed pump, wherein the LNG liquid cargo gas storage tank is fixedly arranged in a liquid cargo cabin; the gas filling arm and the control room are arranged on a ship bow; the control room is arranged in front of the liquid cargo cabin and is close to the ship bow; the low-temperature immersed pump is mounted in the control room; a liquid inlet of the low-temperature immersed pump is connected with a liquid inlet/outlet of the bottom of the LNG liquid cargo gas storage tank by the gas conveying pipeline I; a liquid outlet of the low-temperature immersed pump is connected with the gas filling arm by the gas conveying pipeline I; a standard connector is arranged at the other end of the gas filling arm; a plurality of valves are arranged on the gas conveying pipeline I; the valves are arranged in the control room. The natural gas filling device for the LNG power ship is simple in structure, movable and great in filling amount.
Description
Technical field
The present invention relates to a kind of filling apparatus of rock gas, especially relate to the rock gas filling apparatus for LNG powered ship, belong to technical field of ships.
Background technique
Be accompanied by rapid economic development, water route transport service competition, under rise of the oil price background, energy cost accounts for 30%～40% of water transport enterprise total production cost.The LNG(LNG Liquefied natural gas of one liter) than the diesel oil of one liter, can save 30%～50% expense, moreover use the LNG energy than diesel oil environmental protection.Therefore, LNG is known by people gradually as the novel energy of a kind of economy, green, safety, and becomes the first-selection of the generally acknowledged following green energy resource of boats and ships circle.
At present, marine ships more and more LNG that adopt, as the ship power energy, is difficult but add natural gas injection to LNG powered ship, and China LNG gas station waterborne auxiliary facility is built ground zero, and can not move at any time; The gas power ship of trial run waterborne can take to change the way of gas holder, and during replacing, risk is high, and complicated operation can not adapt to the filling demand of LNG powered ship completely; Or after LNG powered ship pulls in to shore by the time, by groove tank car, to the aerating of LNG powered ship, still this method cannot be given LNG powered ship aerating under sail, and groove tank car aerating capacity is little, and LNG powered ship is stopped the problems such as harbour inconvenience.
Summary of the invention
The object of the present invention is to provide a kind of rock gas filling apparatus of simple in structure, removable, LNG powered ship that adding amount is large.
The present invention is achieved by the following technical programs:
A rock gas filling apparatus for LNG powered ship, rock gas filling apparatus comprises LNG liquid goods gas holder, aerating arm, control room, gas transmission pipeline one, low temperature immersed pump; LNG liquid goods gas holder is fixedly installed on place in cargo tank, and aerating arm, control room are arranged on stem place, and control room arranges the place ahead the close stem place of cargo tank; Low temperature immersed pump is arranged in control room, the liquid entering hole of low temperature immersed pump is connected with the liquid in-out mouth of LNG liquid goods gas holder bottom by gas transmission pipeline one, the liquid outlet of low temperature immersed pump is connected with aerating arm by gas transmission pipeline one, the other end of aerating arm is provided with modular connection, gas transmission pipeline one is provided with several valves, and valve is arranged in control room.
Object of the present invention can also further realize by following technical measures:
The rock gas filling apparatus of aforesaid a kind of LNG powered ship, rock gas filling apparatus is also provided with several main frame fuel LNG gas holder, several vaporizer, it is indoor that several main frame fuel LNG gas holder are separately positioned on cabin independent tank, several main frame fuel LNG gas holder and several vaporizer connect one to one, and the other end of several vaporizers is connected with main frame by gas transmission pipeline two.
The rock gas filling apparatus of aforesaid a kind of LNG powered ship, aerating arm is formed by several steel pipe end-to-ends.
The rock gas filling apparatus of aforesaid a kind of LNG powered ship, the cylindrical of gas transmission pipeline two is provided with an airtight sleeve pipe, between the internal diameter of airtight sleeve pipe and the cylindrical of gas transmission pipeline two, is full of inert gas.
The rock gas filling apparatus of aforesaid a kind of LNG powered ship, LNG liquid goods gas holder is arranged in cargo tank by a pair of saddle, a pair of saddle is fixedly installed on the bottom surface of cargo tank, the tank body of LNG liquid goods gas holder is arranged on a pair of saddle, the tank body of LNG liquid goods gas holder is fixedly connected with a saddle, is slidably connected with another saddle.
The present invention has substituted traditional groove tank car aerating mode, time and fuel that boats and ships travel have back and forth been saved at sea, LNG powered ship of the present invention directly travels to the boats and ships place that needs aerating, and directly by LNG liquid goods gas holder, provide LNG by the supply of aerating arm, aerating arm is provided with modular connection, can be connected with the boats and ships of required aerating fast, not only reduced operation costs but also saved the time, aerating arm is comprised of several steel pipes, its distance and length can regulate by the plus-minus quantity of steel pipe and the direction of rotation, facilitate aerating, main frame of the present invention is also to take LNG to provide power as fuel, by two that in cabin, directly arrange independently main frame fuel LNG gas holder by extremely short gas transmission pipeline two, provide fuel gas, not only shortened the time of LNG gasification, and improved the rate of gasification of LNG, also increased the Security of operation, whole device and operation are lived and movable cabin away from crewman, guarantee operation of ship safety and crewman's life safety, be built up in separately in cabin and can avoid occurring laying because of gas pipeline the phenomenon that too much causes LNG Liquefied natural gas excessive concentration in cabin, the cylindrical of the gas transmission pipeline two of main frame fuel LNG gas holder and main frame is provided with an airtight sleeve pipe, between them, be filled with inert gas, can avoid natural gas leaking and cause blast, the present invention is an independent control room also, has avoided outside main pipeline and equipment is all exposed to, and has improved the Safety performance of boats and ships.
Advantage and disadvantage of the present invention, the non-limitative illustration by preferred embodiment below is for illustration and explanation, and these embodiments, only provide as an example with reference to accompanying drawing.
Accompanying drawing explanation
Fig. 1 is structural front view of the present invention;
Fig. 2 is structure plan view of the present invention;
Fig. 3 is main frame fuel supply figure of the present invention;
Fig. 4 is the cross-sectional view of gas transmission pipeline two of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1 and Figure 2, the present invention includes LNG liquid goods gas holder 1, aerating arm 2,4,2 vaporizers 5 of 3,2 the main frame fuel LNG gas holder in control room, gas transmission pipeline 1, low temperature immersed pump 7, LNG liquid goods gas holder 1 is fixedly installed in cargo tank 22, and aerating arm 2, control room 3 are arranged on stem 23 places, and control room 3 arranges the place ahead close stem 23 places of cargo tank 22, low temperature immersed pump 7 is arranged in control room 3, the liquid entering hole 11 of low temperature immersed pump 7 is connected with the liquid in-out mouth 8 of LNG liquid goods gas holder 1 bottom by gas transmission pipeline 1, the liquid outlet 9 of low temperature immersed pump 7 is connected with aerating arm 2 by gas transmission pipeline 1, the other end of aerating arm 2 is provided with modular connection 10, gas transmission pipeline 1 is provided with several valves 16, valve 16 is arranged in control room 3, LNG liquid goods gas holder 1 is arranged in cargo tank 22 by a pair of saddle 15, a pair of saddle 15 is fixedly installed on the bottom surface of cargo tank 22, the tank body of LNG liquid goods gas holder 1 is arranged on a pair of saddle 15, the tank body of LNG liquid goods gas holder 1 is fixedly connected with the saddle 15 on the left side, be slidably connected with the saddle on the right, as shown in Figure 3,2 main frame fuel LNG gas holder 4 are separately positioned in independence cabin, cabin 21, and 2 main frame fuel LNG gas holder 4 and 2 vaporizers 5 connect one to one, and the other end of 2 vaporizers is connected with main frame 24 by gas transmission pipeline 2 13, aerating arm 2 is formed by several steel pipe 12 end-to-ends, as shown in Figure 4, the cylindrical of gas transmission pipeline 2 13 is provided with an airtight sleeve pipe 14, between the internal diameter of airtight sleeve pipe 14 and the cylindrical of gas transmission pipeline 2 13, is full of inert gas.
When LNG powered ship of the present invention travels to needing after the vessel position of aerating, open aerating arm 2, the modular connection of aerating arm 2 10 is connected with needing the interface of aerating boats and ships, open valve 13, start low temperature immersed pump 7, low temperature immersed pump 7 sucks the liquified natural gas in LNG liquid goods gas holder 1 in aerating arm 2 fast by gas transmission pipeline 1, and is added fast and needed in aerating boats and ships by aerating arm 2.
In addition to the implementation, the present invention can also have other mode of executions, and all employings are equal to the technological scheme of replacement or equivalent transformation formation, all drop in the protection domain of requirement of the present invention.
Claims (5)
1. a rock gas filling apparatus for LNG powered ship, is characterized in that: described rock gas filling apparatus comprises LNG liquid goods gas holder, aerating arm, control room, gas transmission pipeline one, low temperature immersed pump; Described LNG liquid goods gas holder is arranged on place in cargo tank, and aerating arm, control room are arranged on stem place, and described control room arranges the place ahead the close stem place of cargo tank; Described low temperature immersed pump is arranged in control room, the liquid entering hole of described low temperature immersed pump is connected with the liquid in-out mouth of described LNG liquid goods gas holder bottom by gas transmission pipeline one, the liquid outlet of low temperature immersed pump is connected with aerating arm by gas transmission pipeline one, the other end of aerating arm is provided with modular connection, described gas transmission pipeline one is provided with several valves, and described valve is arranged in control room.
2. the rock gas filling apparatus of a kind of LNG powered ship as claimed in claim 1, it is characterized in that: described rock gas filling apparatus is also provided with several main frame fuel LNG gas holder, several vaporizer, it is indoor that described several main frame fuel LNG gas holder is separately positioned on cabin independent tank, described several main frame fuel LNG gas holder and several vaporizer connect one to one, and the other end of described several vaporizers is connected with main frame by gas transmission pipeline two.
3. the rock gas filling apparatus of a kind of LNG powered ship as claimed in claim 1, is characterized in that: described aerating arm is formed by several steel pipe end-to-ends.
4. the rock gas filling apparatus of a kind of LNG powered ship as claimed in claim 2, it is characterized in that: the cylindrical of described gas transmission pipeline two is provided with an airtight sleeve pipe, between the internal diameter of described airtight sleeve pipe and the cylindrical of gas transmission pipeline two, be full of inert gas.
5. the rock gas filling apparatus of a kind of LNG powered ship as claimed in claim 1, it is characterized in that: described LNG liquid goods gas holder is arranged in cargo tank by a pair of saddle, described a pair of saddle is fixedly installed on the bottom surface of cargo tank, the tank body of described LNG liquid goods gas holder is arranged on a pair of saddle, the tank body of LNG liquid goods gas holder is fixedly connected with a saddle, is slidably connected with another saddle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310593029.0A CN103615658A (en) | 2013-11-22 | 2013-11-22 | Natural gas filling device for LNG (Liquefied Natural Gas) power ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310593029.0A CN103615658A (en) | 2013-11-22 | 2013-11-22 | Natural gas filling device for LNG (Liquefied Natural Gas) power ship |
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| Publication Number | Publication Date |
|---|---|
| CN103615658A true CN103615658A (en) | 2014-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310593029.0A Pending CN103615658A (en) | 2013-11-22 | 2013-11-22 | Natural gas filling device for LNG (Liquefied Natural Gas) power ship |
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| CN (1) | CN103615658A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939734A (en) * | 2014-04-10 | 2014-07-23 | 荆门宏图特种飞行器制造有限公司 | Gas filling device of LNG station for shore-based ship |
| CN106428445A (en) * | 2016-11-26 | 2017-02-22 | 东莞市新奥车用燃气发展有限公司 | Mobile liquid filling ship |
| CN114981160A (en) * | 2020-02-28 | 2022-08-30 | 三菱造船株式会社 | Fuel tank and ship |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102494244A (en) * | 2011-12-27 | 2012-06-13 | 成都华气厚普机电设备股份有限公司 | Pontoon LNG aeration device and operation method thereof |
| CN102648123A (en) * | 2009-10-16 | 2012-08-22 | 大宇造船海洋株式会社 | Ship for supplying liquefied fuel gas |
| CN202834732U (en) * | 2012-09-24 | 2013-03-27 | 张家港中集圣达因低温装备有限公司 | Liquefied natural gas filling wharf boat |
| WO2013118756A1 (en) * | 2012-02-07 | 2013-08-15 | 岩谷産業株式会社 | Gas supply device |
| CN103832552A (en) * | 2012-11-22 | 2014-06-04 | 江苏现代造船技术有限公司 | Novel seaborne LNG adding ship |
-
2013
- 2013-11-22 CN CN201310593029.0A patent/CN103615658A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102648123A (en) * | 2009-10-16 | 2012-08-22 | 大宇造船海洋株式会社 | Ship for supplying liquefied fuel gas |
| CN102494244A (en) * | 2011-12-27 | 2012-06-13 | 成都华气厚普机电设备股份有限公司 | Pontoon LNG aeration device and operation method thereof |
| WO2013118756A1 (en) * | 2012-02-07 | 2013-08-15 | 岩谷産業株式会社 | Gas supply device |
| CN202834732U (en) * | 2012-09-24 | 2013-03-27 | 张家港中集圣达因低温装备有限公司 | Liquefied natural gas filling wharf boat |
| CN103832552A (en) * | 2012-11-22 | 2014-06-04 | 江苏现代造船技术有限公司 | Novel seaborne LNG adding ship |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103939734A (en) * | 2014-04-10 | 2014-07-23 | 荆门宏图特种飞行器制造有限公司 | Gas filling device of LNG station for shore-based ship |
| CN106428445A (en) * | 2016-11-26 | 2017-02-22 | 东莞市新奥车用燃气发展有限公司 | Mobile liquid filling ship |
| CN114981160A (en) * | 2020-02-28 | 2022-08-30 | 三菱造船株式会社 | Fuel tank and ship |
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Application publication date: 20140305 |