CN106114760A - Peculiar to vessel automatically control removable LNG fuel tank case and installation method thereof - Google Patents
Peculiar to vessel automatically control removable LNG fuel tank case and installation method thereof Download PDFInfo
- Publication number
- CN106114760A CN106114760A CN201610514564.6A CN201610514564A CN106114760A CN 106114760 A CN106114760 A CN 106114760A CN 201610514564 A CN201610514564 A CN 201610514564A CN 106114760 A CN106114760 A CN 106114760A
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- Prior art keywords
- lng
- storage tank
- fuel
- lng storage
- vessel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B17/00—Vessels parts, details, or accessories, not otherwise provided for
- B63B17/0027—Tanks for fuel or the like ; Accessories therefor, e.g. tank filler caps
- B63B17/0036—Arrangements for minimizing pollution by accidents
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses and kind peculiar to vessel automatically control removable LNG fuel tank case, a kind of peculiar to vessel automatically controls removable LNG fuel tank case, this fuel tank case includes LNG storage tank and framework, and described LNG storage tank is fixing in the frame；Described LNG storage tank is provided with LNG charging system, LNG supply system, LNG storage tank level monitoring system, signals collecting case and LNG storage tank control chamber, described LNG charging system includes LNG feed tube, and described LNG feed tube one end is connected with LNG storage tank, the LNG feed tube other end is provided with LNG inlet；Described LNG supply system includes LNG feed pipe, and LNG feed pipe one end is connected with LNG storage tank, the LNG feed pipe other end is provided with supply opening, and LNG fuel enters gasifier by LNG feed pipe and then provides power for LNG Power Vessel.The present invention integrates fuel reservoir, container hanging, technique for fixing, automatic control technology, and convenient fuel fills.
Description
Technical field
The invention belongs to storage tank for ship field, particularly relate to a kind of peculiar to vessel automatically control removable LNG fuel tank case and
Its installation method.
Background technology
China's all kinds of fishing boat recoverable amount reaches more than 100 ten thousand, accounts for 1/4th of World Ship total amount, accounts for China's boats and ships total amount
90%, and China's fishing cruiser is more than 500,000, year oil consumption material reach more than 800 ten thousand tons, polluting that the waste gas of discharge is serious is big
Gas and rivers,lakes and seas.Energy-saving and environmental protection have become as the theme leading global economy technology to develop, current a kind of novel replacement energy
Source liquefied natural gas (LNG) has been enter into fishery vessel industry, provides another bar road for fishing boat energy-saving and emission-reduction.Along with
The iterative method of inland navigation craft " oil to gas " project such as " gasification the Changjiang river ", " the Changjiang river environlnental logistics Innovation project ", liquefied natural gas
(LNG) become, as a kind of economy, green, the novel energy of safety, the first-selection of following boats and ships green energy resource generally acknowledged in the industry.
Along with LNG being pushed further into as fuels and energy (single fuel or fuel combination), the LNG storage tank as fuels and energy source enjoys
Pay close attention to.
At present, owing to fuel tank is integrally fixed on ship, after fuel tank has an accident or heat-insulating property is lost, fuel tank
Aboard ship cannot keep in repair or maintenance time is the longest, boats and ships will be out of service because of the source of running out of steam, and bring about great losses to shipowner.
How to ensure that boats and ships, after using LNG fuel, remain to run safely and efficiently, do not affected boats and ships by the problem of fuel tank self and transport
OK, and ensure the interests of shipowner, be also the problem needing to solve.
Summary of the invention
For problems of the prior art, the present invention provides a kind of and peculiar to vessel automatically controls removable LNG fuel tank case
And installation method, by dry type quick connector, it is simple to quickly connect after changing the outfit, reduce boats and ships scene filling number of times, significantly drop
Low unexpected disclosure risk.
For achieving the above object, the present invention is by the following technical solutions:
One is peculiar to vessel automatically controls removable LNG fuel tank case, and this fuel tank case includes LNG storage tank and framework, described LNG storage tank
Fix in the frame；
Described LNG storage tank be provided with LNG charging system, LNG supply system, LNG storage tank level monitoring system, signals collecting case and
LNG storage tank control chamber,
Described LNG charging system includes LNG feed tube, described LNG feed tube one end is connected with LNG storage tank, LNG feed tube another
End is provided with LNG inlet；
Described LNG supply system includes LNG feed pipe, and LNG feed pipe one end is connected with LNG storage tank, the LNG feed pipe other end sets
Having supply opening, LNG fuel enters gasifier by LNG feed pipe and then provides power for LNG Power Vessel,
Described LNG storage tank level monitoring system includes monitoring pipeline, is provided with valve member, liquidometer, level sensing on monitoring pipeline
Device, Pressure gauge and pressure transducer,
Described LNG storage tank top is provided with periodic off-gases pipe and gas phase pipe, and LNG storage tank bottom is provided with thermometer and temperature sensor；
Described signals collecting case includes explosion-proof electric control box, PLC, display screen and explosion-proof screw thread coupling, and described signal is adopted
Header gathers on liquid level sensor, pressure transducer and the analog quantity of temperature sensor and on-off model respectively, by LNG storage tank
On liquid level, pressure, temperature transfer to PLC, complete the collection of LNG fuel tank case signal.
LNG storage tank control chamber is the Flameproof box of Exd II BT4 grade, is provided with PLC control in described LNG storage tank control chamber
System and button man machine interface, described PLC control system gathers LNG storage tank liquid level sensor, temperature sensor, pressure automatically
The analog quantity of sensor and on-off model, and after internal processes computing, be converted to process instantaneous value man-machine at button
Show in real time on interface and sent to the LNG storage tank control chamber in central station of floating dock by ethernet communication, and being connect by Ethernet
By the control signal of LNG storage tank valve, control the action of LNG storage tank pneumatic operated valve, carry out filling operation, be additionally provided with simultaneously high level,
Alarm for high voltage display lamp, warning message shows in button man machine interface, and can automatically cut off pneumatic operated valve when reporting to the police, and stops
Filling.
Described LNG feed tube is upper liquid phase feed tube or lower liquid phase feed tube.
Described LNG storage tank is provided with from supercharging gasifier.
Described LNG storage tank is Cryo Heat Insulation pressure vessel, and described Cryo Heat Insulation pressure vessel uses double-layer shell structure, institute
Stating double-layer shell structure and include outer container and inner pressurd vessel, described outer container is as heat insulation layer protective housing, by outer cylinder body and both sides
Butterfly end socket composition；Described inner pressurd vessel is made up of the ellipsoidal head of inner barrel and both sides.
Described fuel tank case is container-type fuel tank case, and described LNG storage tank is c-type fuel reservoir, LNG storage tank and LNG
Connection by metal hose is used between Fuel Control System.
Described periodic off-gases pipe is provided with concentration diffusion mouth.
A kind of workflow automatically controlling removable LNG fuel tank case peculiar to vessel, comprises the following steps:
Step 1, LNG fills flow process: fill LNG fuel in LNG storage tank by LNG feed tube, is full of the LNG storage of LNG fuel
After tank lifting is ascended the throne, LNG storage tank is arranged on base, and LNG fuel can be incited somebody to action by upper liquid phase feed tube or lower liquid phase feed tube
LNG fuel adds in LNG storage tank, completes the filling of LNG fuel；
Step 2, LNG supply chain: as needs supply CNG, LNG fuel is entered gasifier by LNG feed pipe by supply opening,
Low temperature LNG is gasified as CNG, then in LNG piping enters into double fuel main frame, provides power for boats and ships.
Compared with prior art, the invention have the benefit that 1. the present invention collects LNG " C " type fuel reservoir technology, packaging
Case hoisting technology, technique for fixing, dry type quick connector application technology, automatic control technology, in one, are a kind of novel peculiar to vessel
LNG storage device, it designs according to TEU (Twenty-foot Equivalent Unit), and all devices is integrated into a LNG fuel tank formula container,
Inoculated shipment on the bank is transported on ship, hard-wired c-type fuel reservoir on alternative ship；2. the present invention fills without scene, from
And reduce boats and ships scene filling number of times, it is substantially reduced unexpected disclosure risk, meanwhile, at LNG Fuel Control System to LNG fuel
In system, the performance parameter of all parts carries out dynamic monitoring, and man-machine on driver's cabin and central station of floating dock LNG fuel control chamber
Show on interface, process values is carried out logical judgment, if any exception, then at driver's cabin and central station of floating dock LNG fuel control chamber simultaneously
Upper formation sound and light alarm signal in HMI display alarm information, and automatically perform to turn off action accordingly；3. movable tank case and ship
Using connection by metal hose in the middle of upper fuel system, tank case one end arranges dry type quick connector, it is simple to quick links after changing the outfit, liquid
Phase LNG flexible pipe is furnished with Pull breaking ualve, it is ensured that in abnormal cases, gets rid of disclosure risk, also can guarantee that safety of ship；4. the present invention is not
Need to do particularly transformation in terms of aerating basis, after tank case is gone on board, be connected with boats and ships LNG fuel system, thus play LNG combustion
The effect of batch can.Meanwhile, the performance parameter of all parts especially storage tank in whole tank case is moved by LNG control system in real time
State monitoring dangerous warning function, it is ensured that the safety in the course of the work of whole tank case.Owing to need not add newly-built
Basis, gas station aspect is transformed especially, and do so advantageously reduces construction investment, need not sail to LNG with gas fuel powered ship
Filling landing stage, it is possible to supplement fuel, reduces boats and ships scene filling number of times, is substantially reduced unexpected disclosure risk；5. LNG storage tank is put
In steel framework, both can reach moveable purpose, framework also plays protective effect to LNG storage tank simultaneously；LNG fuel
Control chamber provides DC24V power supply and by Ethernet and LNG fuel control chamber communication, and quick connector uses mounting bracket to be fixed on
LNG storage tank marginal position, convenient operation.
Accompanying drawing explanation
Fig. 1 is the front view of fuel tank case in the present invention.
Fig. 2 is the left view of fuel tank case in the present invention.
Fig. 3 is the right view of fuel tank case in the present invention.
Fig. 4 is the flow chart of fuel tank case of the present invention.
Detailed description of the invention
Removable LNG fuel tank case and the technical side of installation method thereof is automatically controlled below in conjunction with the accompanying drawings to the present invention is peculiar to vessel
Case is described in further detail.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, the present embodiment is peculiar to vessel automatically controls removable LNG fuel tank case, this fuel tank
Case includes that LNG storage tank 1 and framework 2, described LNG storage tank 1 are fixed in framework 2；Described LNG storage tank 1 is provided with LNG and fills and is
System, LNG supply system, LNG storage tank level monitoring system, signals collecting case and LNG storage tank control chamber,
Described LNG charging system includes LNG feed tube 3, and described LNG feed tube 3 one end is connected with LNG storage tank 1, LNG feed tube 3
The other end is provided with LNG inlet 4；Described LNG supply system includes LNG feed pipe 5, LNG feed pipe 5 one end and LNG storage tank 1 phase
Connect, LNG feed pipe 5 other end is provided with supply opening 6, and LNG fuel enters gasifier by LNG feed pipe 5 and then is LNG Power Vessel
Power is provided,
Described LNG storage tank level monitoring system includes monitoring pipeline 7, is provided with valve member, liquidometer 9, liquid level biography on monitoring pipeline 7
Sensor 10, Pressure gauge 11 and pressure transducer 12,
Described LNG storage tank 1 top is provided with periodic off-gases pipe 13 and gas phase pipe 14, and LNG storage tank 1 bottom is provided with thermometer 15 and temperature passes
Sensor 16, is provided with concentration diffusion mouth 8 on periodic off-gases pipe；
Described signals collecting case includes explosion-proof electric control box, PLC, display screen and explosion-proof screw thread coupling, and described signal is adopted
Header gathers on liquid level sensor 10, pressure transducer 12 and the analog quantity of temperature sensor 16 and on-off model respectively, will
Liquid level in LNG storage tank 1, pressure, temperature transfer, to PLC, complete the collection of LNG fuel tank case signal.
As preferably, the present embodiment LNG storage tank control chamber is the Flameproof box of Exd II BT4 grade, and described LNG storage tank controls
Being provided with PLC control system and button man machine interface in case, described PLC control system gathers LNG storage tank level sensing automatically
Device, temperature sensor, the analog quantity of pressure transducer and on-off model, and it is real to be converted to process after internal processes computing
Duration the LNG storage tank control showing in real time in button man machine interface and sending in central station of floating dock by ethernet communication
Case, and the control signal of LNG storage tank valve is accepted by Ethernet, control the action of LNG storage tank pneumatic operated valve, carry out filling behaviour
Making, be additionally provided with high level, alarm for high voltage display lamp simultaneously, warning message shows in button man machine interface, and when reporting to the police
Pneumatic operated valve can be automatically cut off, stop filling.
In order to meet multiple demand, the present embodiment LNG feed tube 3 uses upper liquid phase feed tube 31 or lower liquid phase feed tube
32。
As further preferably, the present embodiment LNG storage tank is provided with from supercharging gasifier 17, and LNG storage tank is Cryo Heat Insulation
Pressure vessel, described Cryo Heat Insulation pressure vessel uses double-layer shell structure, and described double-layer shell structure includes outer container 101 He
Inner pressurd vessel 102, described outer container, as heat insulation layer protective housing, is made up of the butterfly end socket of outer cylinder body and both sides；Described content
Device is made up of the ellipsoidal head of inner barrel and both sides；Fuel tank case is container-type fuel tank case, and described LNG storage tank is c-type
Fuel reservoir, uses connection by metal hose between LNG storage tank and LNG Fuel Control System.
A kind of workflow automatically controlling removable LNG fuel tank case peculiar to vessel, comprises the following steps:
Step 1, LNG fills flow process: fill LNG fuel in LNG storage tank by LNG feed tube, is full of the LNG storage of LNG fuel
After tank lifting is ascended the throne, LNG storage tank is arranged on base, and LNG fuel can be incited somebody to action by upper liquid phase feed tube or lower liquid phase feed tube
LNG fuel adds in LNG storage tank, completes the filling of LNG fuel；
Step 2, LNG supply chain: as needs supply CNG, LNG fuel is entered gasifier by LNG feed pipe by supply opening,
Low temperature LNG is gasified as CNG, then in LNG piping enters into double fuel main frame, provides power for boats and ships.
In the present embodiment, PLC control system is small PLC control system MICROLOGIX 1100 of Rockwell Corporation
PLC control system, button man machine interface is PanelView Plus 6 3.5 button man machine interface.
Although the present invention has been made specific descriptions by above-described embodiment, but comes for those of ordinary skill in the art
Say, it is understood that can modify based on present disclosure within without departing from the spirit and scope of the present invention
Or improve, these amendments and improvement are all within the spirit and scope of the present invention.
Claims (8)
1. one kind peculiar to vessel automatically controls removable LNG fuel tank case, it is characterised in that this fuel tank case include LNG storage tank (1) and
Framework (2), described LNG storage tank (1) is fixed in framework (2)；
Described LNG storage tank (1) is provided with LNG charging system, LNG supply system, LNG storage tank level monitoring system, signals collecting
Case and LNG storage tank control chamber,
Described LNG charging system includes LNG feed tube (3), and described LNG feed tube (3) one end is connected with LNG storage tank (1), LNG
Feed tube (3) other end is provided with LNG inlet (4)；
Described LNG supply system includes LNG feed pipe (5), and LNG feed pipe (5) one end is connected with LNG storage tank (1), LNG feed flow
Pipe (5) other end is provided with supply opening (6), and LNG fuel enters gasifier by LNG feed pipe (5) and then provides for LNG Power Vessel
Power,
Described LNG storage tank level monitoring system includes monitoring pipeline (7), monitoring pipeline (7) is provided with valve member, liquidometer (9),
Liquid level sensor (10), Pressure gauge (11) and pressure transducer (12),
Described LNG storage tank (1) top is provided with periodic off-gases pipe (13) and gas phase pipe (14), and LNG storage tank (1) bottom is provided with thermometer
And temperature sensor (16) (15)；
Described signals collecting case includes explosion-proof electric control box, PLC, display screen and explosion-proof screw thread coupling, and described signal is adopted
Header gathers that liquid level sensor (10), pressure transducer (12) be upper respectively and the analog quantity of temperature sensor (16) and switching value are believed
Number, by the liquid level in LNG storage tank (1), pressure, temperature transfer to PLC, complete the collection of LNG fuel tank case signal.
The most according to claim 1 peculiar to vessel automatically control removable LNG fuel tank case, it is characterised in that LNG storage tank controls
Case is the Flameproof box of Exd II BT4 grade, is provided with PLC control system and the man-machine boundary of button in described LNG storage tank control chamber
Face, described PLC control system automatically gathers LNG storage tank liquid level sensor, temperature sensor, the analog quantity of pressure transducer and opens
Pass amount signal, and after internal processes computing, be converted to process instantaneous value and show in real time and logical in button man machine interface
Cross the LNG storage tank control chamber that ethernet communication sends in central station of floating dock, and accepted the control letter of LNG storage tank valve by Ethernet
Number, control the action of LNG storage tank pneumatic operated valve, carry out filling operation, be additionally provided with high level, alarm for high voltage display lamp simultaneously, report to the police
Information shows in button man machine interface, and can automatically cut off pneumatic operated valve when reporting to the police, and stops filling.
The most according to claim 1 peculiar to vessel automatically control removable LNG fuel tank case, it is characterised in that described LNG feed liquor
Pipe (3) is upper liquid phase feed tube (31) or lower liquid phase feed tube (32).
The most according to claim 1 peculiar to vessel automatically control removable LNG fuel tank case, it is characterised in that described LNG storage tank
It is provided with from supercharging gasifier (17).
5. described peculiar to vessel automatically control removable LNG fuel tank case according to claim 1-4 is arbitrary, it is characterised in that described
LNG storage tank is Cryo Heat Insulation pressure vessel, and described Cryo Heat Insulation pressure vessel uses double-layer shell structure, and described double Shell is tied
Structure includes outer container (101) and inner pressurd vessel (102), and described outer container is as heat insulation layer protective housing, by outer cylinder body and both sides
Butterfly end socket forms；Described inner pressurd vessel is made up of the ellipsoidal head of inner barrel and both sides.
The most according to claim 1 peculiar to vessel automatically control removable LNG fuel tank case, it is characterised in that: described fuel tank
Case is container-type fuel tank case, and described LNG storage tank is c-type fuel reservoir, adopts between LNG storage tank and LNG Fuel Control System
Use connection by metal hose.
The most according to claim 1 peculiar to vessel automatically control removable LNG fuel tank case, it is characterised in that: described periodic off-gases
Pipe is provided with concentration diffusion mouth (8).
8. the workflow automatically controlling removable LNG fuel tank case peculiar to vessel described in a claim 7, it is characterised in that bag
Include following steps:
Step 1, LNG fills flow process: fill LNG fuel in LNG storage tank by LNG feed tube, is full of the LNG storage of LNG fuel
After tank lifting is ascended the throne, LNG storage tank is arranged on base, and LNG fuel can be incited somebody to action by upper liquid phase feed tube or lower liquid phase feed tube
LNG fuel adds in LNG storage tank, completes the filling of LNG fuel；
Step 2, LNG supply chain: as needs supply CNG, LNG fuel is entered gasifier by LNG feed pipe by supply opening,
Low temperature LNG is gasified as CNG, then in LNG piping enters into double fuel main frame, provides power for boats and ships.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514564.6A CN106114760A (en) | 2016-07-04 | 2016-07-04 | Peculiar to vessel automatically control removable LNG fuel tank case and installation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610514564.6A CN106114760A (en) | 2016-07-04 | 2016-07-04 | Peculiar to vessel automatically control removable LNG fuel tank case and installation method thereof |
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| CN106114760A true CN106114760A (en) | 2016-11-16 |
Family
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|---|---|---|---|
| CN201610514564.6A Pending CN106114760A (en) | 2016-07-04 | 2016-07-04 | Peculiar to vessel automatically control removable LNG fuel tank case and installation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939554A (en) * | 2016-10-12 | 2018-04-20 | 恩凯 | The small-sized LNG fuel systems of ship |
| CN107934260A (en) * | 2017-11-24 | 2018-04-20 | 江苏韩通船舶重工有限公司 | A kind of permanent protective property LNG cryogenic tank cases easy to remove |
| CN109140225A (en) * | 2018-09-05 | 2019-01-04 | 中国海洋石油集团有限公司 | A kind of LNG Distribution Center |
| CN110745227A (en) * | 2019-10-22 | 2020-02-04 | 江龙船艇科技股份有限公司 | Ship methanol cabin cabinet injection system and method |
| CN111268026A (en) * | 2020-03-25 | 2020-06-12 | 青岛科技大学 | System and method for using LNG tank as fuel tank of container ship |
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| CN203488979U (en) * | 2013-10-09 | 2014-03-19 | 山东宏达科技集团有限公司 | Skid-mounted full-integrated LNG (Liquefied Natural Gas) and LCNG (Liquefied Compressed Natural Gas) remote control monitored unattended filling station |
| CN203640865U (en) * | 2013-11-28 | 2014-06-11 | 石家庄安瑞科气体机械有限公司 | Moveable tank-type fuel supply system for LNG power-driven vessel |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939554A (en) * | 2016-10-12 | 2018-04-20 | 恩凯 | The small-sized LNG fuel systems of ship |
| CN107934260A (en) * | 2017-11-24 | 2018-04-20 | 江苏韩通船舶重工有限公司 | A kind of permanent protective property LNG cryogenic tank cases easy to remove |
| CN109140225A (en) * | 2018-09-05 | 2019-01-04 | 中国海洋石油集团有限公司 | A kind of LNG Distribution Center |
| CN110745227A (en) * | 2019-10-22 | 2020-02-04 | 江龙船艇科技股份有限公司 | Ship methanol cabin cabinet injection system and method |
| CN110745227B (en) * | 2019-10-22 | 2023-09-26 | 江龙船艇科技股份有限公司 | Ship methanol tank injection system and method |
| CN111268026A (en) * | 2020-03-25 | 2020-06-12 | 青岛科技大学 | System and method for using LNG tank as fuel tank of container ship |
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Application publication date: 20161116 |
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