CN106482414A - One kind is used for fishing boat power LNG cold energy stair device - Google Patents
One kind is used for fishing boat power LNG cold energy stair device Download PDFInfo
- Publication number
- CN106482414A CN106482414A CN201611092107.9A CN201611092107A CN106482414A CN 106482414 A CN106482414 A CN 106482414A CN 201611092107 A CN201611092107 A CN 201611092107A CN 106482414 A CN106482414 A CN 106482414A
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- China
- Prior art keywords
- cold energy
- main frame
- pipeline
- lng
- fishing boat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25C—PRODUCING, WORKING OR HANDLING ICE
- F25C1/00—Producing ice
-
- 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
- F17C7/00—Methods or apparatus for discharging liquefied, solidified, or compressed gases from pressure vessels, not covered by another subclass
- F17C7/02—Discharging liquefied gases
- F17C7/04—Discharging liquefied gases with change of state, e.g. vaporisation
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of be used for fishing boat power LNG cold energy stair device, including LNG tank, main frame, heater, cold energy regenerator and semiconductor generator, it is characterised in that：It is sequentially connected with by pipeline between the LNG tank, cold energy regenerator, heater, NG tank and main frame, wherein：Pressure regulator valve is installed on the pipeline between LNG tank and cold energy regenerator, steam supply valve is installed on the pipeline between NG tank and main frame；It is sequentially connected with, between the cold energy regenerator and refrigerating pump and fluidization ice-making device, the circulation line to form closing；Branch line one is also equipped with pipeline between the LNG tank and cold energy regenerator；Beneficial effects of the present invention：Fishing boat main frame burning NG diesel oil substitute reduces marine environmental pollution, LNG heats up to heat to be collected utilizing using the cold energy of release to the main frame of fishing boat and produces fluidisation ice work fishing boat using solution seafood freshing, solve inconvenience of the current fishing boat with ice operation, improve and the utilization rate of the energy, be suitable for promoting the use of.
Description
Technical field
The present invention relates to ship power technical field, and in particular to a kind of for fishing boat power LNG cold energy stair device.
Background technology
LNG (Liquefied Natural Gas), the i.e. english abbreviation of liquefied natural gas.Natural gas be in gas field from
So mined fuel gas, is mainly made up of methane.LNG is to be cooled to -162 by gaseous natural gas at ambient pressure
DEG C, it is allowed to condense into liquid.Can greatly save storage and transportation space after natural gas liquefaction, and with calorific value is big, the spy such as performance is high
Point.
LNG is a kind of cleaning, the efficient energy.As imported L NG contributes to energy-consuming state, to realize energy supply polynary
Change, energy security is ensured, and exporting LNG contributes to natural gas producing nation effective exploitation natural gas resource, increases foreign exchange earnings, rush
Enter the national economic development, thus LNG trade is just becoming the new focus of global energy markets.
Natural gas is increasingly favored as clean energy resource, and LNG is all classified as preferred fuels by a lot of countries, and natural gas exists
Ratio in energy supply increases sharply.Liquefied natural gas becomes whole world growth most fast just with annual about 12% rapid growth
One of violent energy industry.The production of whole world LNG and trade are enlivened increasingly in recent years, and LNG has become rare cleaning resource,
Become the new focus of world's oil and gas industry.For ensureing energy supply diversification and improving energy consumption structure, some energy-consumings
Big country increasingly payes attention to the introduction of LNG, and LNG receiving station is all built extensive in Japan, Korea, the U.S., Europe.International big oil
Its new profit growth point is also turned to LNG business by company one after another, and LNG will become the next global hot topic that fights for after oil
Energy commodity.
Notification number CN104806877A is disclosing a kind of LNG forcing vaporiser peculiar to vessel, belongs to natural gas gasifying device neck
Domain.Including the tank that gasifies, left end sets tank body left end cap, covers fixing tank body left end cap interface, and the left port of interface fixes a left side
End cap interface shrouding, right-hand member set tank body right end cap, cover fixing tank body right end cap interface, and the right output port of interface is fixed right end cap and connect
Mouth shrouding, the top of the tank that gasifies set intermediate medium introducing interface, bottom and set intermediate medium and draw interface；One group of U-shaped radiating
Pipe, is located in tank body chamber；One group of U-shaped vapor lamp, is located in tank body chamber；Heat eliminating medium guides joint, right-hand member and left end cap interface
The side of shrouding is fixed, set heat eliminating medium guiding joint cavity demarcation strip in chamber, and heat eliminating medium is fixed on top, and to introduce interface, bottom solid
Determine heat eliminating medium and draw interface；Gas-liquid guides joint, sets gas-liquid guiding demarcation strip, bottom and fix LNG and introduce interface, top in chamber
Fixing gasification natural gas draws interface.Embody security；Improve radiating and gasification efficiency；Convenient processing.
With IMO Tier II, the enforcement successively of Tier III discharge standard, the control to Marine Diesel Engine's Harmful Exhaust Emission
Also further strict, except taking waste gas to recycle, fuel water burns, use fuel oil additive, Desulphurization of fuels process, tail gas spray
The measures such as Water warfare come make ship tail gas discharge meet outside standard, LNG is increasingly paid close attention to by industry as a kind of clean energy resource.
LNG cold energy can be applied on fishing boat ship, be such as used for thermal power generation, marine refrigeration, desalinization, marine air conditioning system
System, engine and equipment cooling etc..
At present, a kind of appearance of new ice stream ice and fast development bring new impact for preservation of fishery, fluidisation
Ice be each state in the present whole world all in a popular research object of research and development energetically, it is a kind of consolidating containing ice crystal particulate
Liquid two phase liquid, is exactly briefly mixture of ice and water.Show according to correlative study, in the case of condition identical, fluidize ice
Cooling capacity is about more than 5 times of common ice cube, while its coefficient of heat supply being capable of relative increase about 50%.Due to being ice crystal
Particle, this particle fine uniform, and can flow, the outer surface of article therefore can be quickly wrapped, contact is tight, from
And there is the rapid feature of cooling, at the same time, it is ensured that do not damage the surface of cooled object, prevent well internal thin
The growth of bacterium, the entrance of outside bacterium, it is ensured that the fresh quality of seafood.Be widely used at present agricultural products fresh-keeping,
The aspects such as seafood preservation, ice-storage air-conditioning, mine cooling.Fluidisation ice at sea can be gathered materials on the spot, and directly produce, can be used in
The precooling of marine product, fresh-keeping.For offshore-fishing boat, single open season is 20-30 days, and such fishing boat does not have refrigeration system, mesh
Front main using band ice cube operation.For fishing boat preservation of fishery, traditional ice cube shortcoming is obvious.By contrast, fluidisation ice has
Ice crystal is mellow and full not to destroy aquatic products surface, the small good sealing effect of diameter, the advantages of cooling velocity fast long fresh-keeping period.Fluidisation ice skill
Art is that extremely have potential refrigerating fresh-keeping technology at present, and development prospect is very wide.
Content of the invention
The present invention is for the shortcoming of prior art, it is proposed that a kind of for fishing boat power LNG cold energy stair device, the device
Main frame using LNG by heating to fishing boat is collected, using the fishing boat use of fluidisation ice work is produced, improving using the cold energy of LNG
And the utilization rate of the energy.
The concrete technical scheme of the present invention is as follows：
One kind is used for fishing boat power LNG cold energy stair device, including LNG tank, main frame, heater, cold energy regenerator and half
Conductor electric organ, it is characterised in that：Between the LNG tank, cold energy regenerator, heater, NG tank and main frame by pipeline sequentially
Connection, wherein：Pressure regulator valve is installed on the pipeline between LNG tank and cold energy regenerator, is pacified on the pipeline between NG tank and main frame
Equipped with steam supply valve；It is sequentially connected with, between the cold energy regenerator and refrigerating pump and fluidization ice-making device, the circulation pipe to form closing
Road；Branch line one is also equipped with pipeline between the LNG tank and cold energy regenerator, is provided with the branch line one
Valve and semiconductor generator；
Pipeline is connected between the semiconductor generator and heater, is connected with pipeline between heater and main frame.
Preferentially, heat supplying pipeline is connected between the main frame and semiconductor generator, the main frame is generated electricity with semiconductor
It is connected between device on heat supplying pipeline and water pump is installed.On pipeline between the water pump and semiconductor generator and heater also
It is connected with branch line two.
Beneficial effects of the present invention：Main frame of the tonneau with LNG by heating to fishing boat is collected profit using the cold energy of LNG
Used with fluidisation ice work fishing boat is produced, improve and the utilization rate of the energy, be suitable for promoting the use of.
Description of the drawings
Fig. 1 is used for the structural plan of fishing boat power LNG cold energy stair device for the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that specific embodiment described herein is not used to only in order to explain the present invention
Limit the present invention.
As illustrated, a kind of be used for fishing boat power LNG cold energy stair device, including LNG tank 1, main frame 4, heater 6, cold
Energy regenerator 7 and semiconductor generator 12, pass through between the LNG tank 1, cold energy regenerator 7, heater 6, NG tank 5 and main frame 4
Pipeline is sequentially connected with, wherein：Pressure regulator valve 11, NG tank 5 and main frame 4 are installed on the pipeline between LNG tank 1 and cold energy regenerator 7
Between pipeline on steam supply valve 3 is installed；It is sequentially connected between the cold energy regenerator 7 and refrigerating pump 9 and fluidization ice-making device 8
Form the circulation line of closing；Branch line one is also equipped with pipeline between the LNG tank 1 and cold energy regenerator 7, described
Valve 10 and semiconductor generator 12 are installed on branch line one；
Pipeline is connected between the semiconductor generator 12 and heater 6, is connected with pipe between heater 6 and main frame 4
Road.
Heat supplying pipeline is connected between main frame 4 and semiconductor generator 12, between the main frame 4 and semiconductor generator 12
It is connected with heat supplying pipeline and water pump 2 is installed.On pipeline between the water pump 2 and semiconductor generator 12 and heater 6 also
It is connected with branch line two.
The operation principle of the present invention is as follows：
First, cold energy regenerator 7 is entered by pipeline after the liquefied natural gas in LNG tank 1 is adjusted by pressure regulator valve 11,
The cold energy that liquefied natural gas discharges is absorbed and passes through refrigerating pump 9 by cold energy regenerator 7 to be carried out cold energy feeding fluidization ice-making device 8
Produce fluidisation ice to use for fishing boat, while being sequentially connected with to be formed between cold energy regenerator 7 and refrigerating pump 9 and fluidization ice-making device 8
The circulation line of closing, therefore cold energy constantly circulation line between circulate and use for fluidization ice-making device 8.
Liquefied natural gas needs temperature (20 by entering heater after cold energy regenerator 7 and carrying out heating to main frame
～30 DEG C) after can be admitted to after NG tank 5 is stored and open steam supply valve 4 main frame is supplied, be operated main frame 4,
Main frame 4 can also be sent directly into after heater heating to be operated.
In addition, valve 10 and semiconductor generator 12 are installed on branch line one, the liquefaction day of output from LNG tank 1
So gas can also be heated to by being re-fed into heater 6 after the intensification of semiconductor generator 12 by opening valve 10
Main frame is opened steam supply valve 4 after being admitted to the storage of NG tank 5 after needing temperature (20～30 DEG C) and main frame is supplied, and makes
Main frame 4 is operated, it is also possible to is sent directly into main frame 4 after heater heating and is operated.
Additionally, in the case of semiconductor generator 12 is idle, main frame 4 can also pass through water pump 2 by the hot water of main frame 4
Carry out heating to after main frame needs temperature (20～30 DEG C) by the feeding heater 6 of branch line two and can be admitted to NG
Tank 5 is opened steam supply valve 4 after storing and main frame is supplied, and is operated main frame 4, it is also possible to after heater 6 is heated
It is sent directly into main frame 4 to be operated.
In addition to the implementation, the present invention can also have other embodiment.All employing equivalents or equivalent transformation shape
The technical scheme for becoming, all falls within the protection domain of application claims.
Claims (3)
1. a kind of for fishing boat power LNG cold energy stair device, including LNG tank (1), main frame (4), heater (6), cold energy cold-storage
Device (7) and semiconductor generator (12), it is characterised in that：LNG tank (1), cold energy regenerator (7), heater (6), NG tank
(5) it is sequentially connected with by pipeline and main frame (4) between, wherein：Install on pipeline between LNG tank (1) and cold energy regenerator (7)
There is pressure regulator valve (11), steam supply valve (3) is installed on the pipeline between NG tank (5) and main frame (4)；Cold energy regenerator (7) with
It is sequentially connected with, between refrigerating pump (9) and fluidization ice-making device (8), the circulation line to form closing；LNG tank (1) is stored with cold energy
Branch line one is also equipped with pipeline between cooler (7), and valve (10) and semiconductor are installed on the branch line one
Electric organ (12)；
Pipeline is connected between semiconductor generator (12) and heater (6), is connected between heater (6) and main frame (4)
There is pipeline.
2. fishing boat power LNG cold energy stair device is used for according to claim 1, it is characterised in that：Main frame (4) and half
Conductor electric organ is connected with heat supplying pipeline between (12), is connected with heat supply between main frame (4) and semiconductor generator (12)
Water pump (2) is installed on pipeline.
3. fishing boat power LNG cold energy stair device is used for according to claim 2, it is characterised in that：Water pump (2) and half
Branch line two is also associated with pipeline between conductor electric organ (12) and heater (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611092107.9A CN106482414A (en) | 2016-12-01 | 2016-12-01 | One kind is used for fishing boat power LNG cold energy stair device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611092107.9A CN106482414A (en) | 2016-12-01 | 2016-12-01 | One kind is used for fishing boat power LNG cold energy stair device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106482414A true CN106482414A (en) | 2017-03-08 |
Family
ID=58275758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611092107.9A Pending CN106482414A (en) | 2016-12-01 | 2016-12-01 | One kind is used for fishing boat power LNG cold energy stair device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106482414A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202452A (en) * | 2017-06-22 | 2017-09-26 | 江苏科技大学海洋装备研究院 | A kind of LNG vaporization of LNG power fishing boat and refrigeration system and its method of work |
| CN108332507A (en) * | 2018-03-28 | 2018-07-27 | 南京工业大学 | A kind of devices and methods therefor for producing fluid ice crystal using LNG cold energy |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107202452A (en) * | 2017-06-22 | 2017-09-26 | 江苏科技大学海洋装备研究院 | A kind of LNG vaporization of LNG power fishing boat and refrigeration system and its method of work |
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| PB01 | Publication | ||
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Application publication date: 20170308 |