CN205977466U - A LNG vaporizer adds hot -water heating system for river steamer in LNG power - Google Patents
A LNG vaporizer adds hot -water heating system for river steamer in LNG power Download PDFInfo
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- CN205977466U CN205977466U CN201620818409.9U CN201620818409U CN205977466U CN 205977466 U CN205977466 U CN 205977466U CN 201620818409 U CN201620818409 U CN 201620818409U CN 205977466 U CN205977466 U CN 205977466U
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- lng
- main frame
- host computer
- subsidiary engine
- pipe
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/30—Use of alternative fuels, e.g. biofuels
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- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The utility model discloses a LNG vaporizer adds hot -water heating system for river steamer in LNG power, including the LNG vaporizer, the host computer, auxiliary engine and gravity water tank, the host computer passes through host computer cylinder liner water outlet pipe and is connected with the one end of LNG vaporizer, the other end of LNG vaporizer passes through host computer return line and the interior fresh water pump inlet tube intercommunication of host computer, the auxiliary engine passes through auxiliary engine cylinder liner water outlet pipe and is connected with the one end of LNG vaporizer, hot water is through host computer return line and auxiliary engine return line and the interior fresh water pump inlet tube intercommunication of auxiliary engine behind the vaporizer in the auxiliary engine, host computer return line and auxiliary engine return line's cross section is equipped with the tee bend valve, the main and auxiliaries is connected with the gravity water tank through host computer permeability cell and the ventilative moisturizing pipe of auxiliary engine respectively, the gravity water tank passes through host computer moisturizing pipe and host computer return line supplies water to the host computer. The utility model discloses the heat energy that produces when utilizing main and secondary machine operation heats for the vaporizer, and the cost is practiced thrift to the energy saving, reduces heating device, lightens the boats and ships dead weight, increases carrying capacity.
Description
Technical field
This utility model is related to LNG gasification device heating water system, specifically a kind of LNG gas for LNG power riverboat
Change device heating water system.
Background technology
LNG Power Vessel is a kind of novel environment friendly means of transport, has sufficiently responded to the concept of environmental protection and energy saving, is made with LNG fuel
For fuels and energy, compare diesel ship, there is energy-saving, low-carbon environment-friendly, safety economy advantage, it is possible to decrease riverboat
Discharge amount of pollution, contribute to enterprise reduce fuel cost, also conformed to the development trend of China's Shipping industry, met section
The policy direction that can reduce discharging, has important facilitation to improving China's energy consumption structure.The feature of LNG gasification system：
1. gasification system is complicated, and thermal source demand end is that gasifier has at two, and thermal source supply side has at three；2. ship space is extremely limited,
Pipeline and equipment arrangement needs are extremely compact；3. easy to use, need the heat of easily two gas tanks of switching heating at any time
Source.
In order to reach the purpose of efficient storage natural gas, natural gas temperature need to be down to below -163 DEG C of its condensing temperature,
So that natural gas volume is reduced to gaseous 1/600.In ship's navigation, the gas supply temperature of main auxiliary machine need to control 0 ~
In the range of 45 DEG C, so needing first heats liquefied natural gas, it is main auxiliary machine supply.Due to LNG gasification system itself,
Gasifier heating water system is reasonably arranged on ship, becomes this ship fuel gas supply and the essential condition of main auxiliary machine operating.
Utility model content
For solving above-mentioned technical problem, this utility model provides a kind of heating of the LNG gasification device for LNG power riverboat
Water system, using water-bath type circulation, the heat energy making full use of recirculated water when main auxiliary machine runs heats to gasifier, saves
The energy, cost-effective, reduce heater, and then save space, mitigate ship deadweight, cargo dead-weight can be increased.
The technical solution adopted in the utility model is：A kind of LNG gasification device heating water system for LNG power riverboat
System, including LNG gasification device, main frame, subsidiary engine and gravity tank, described main frame passes through main engine jacket water outlet pipe and LNG gasification device
One end connect, the other end of described LNG gasification device connected with the fresh water pump water inlet pipe in main frame by main frame reflux pipe, institute
State subsidiary engine to be connected with one end of LNG gasification device by subsidiary engine jacket water outlet pipe, the hot water in subsidiary engine discharges through LNG gasification device
Connected with the fresh water pump water inlet pipe in subsidiary engine with subsidiary engine reflux pipe by main frame reflux pipe after heat, described main frame return duct
The infall of road and subsidiary engine reflux pipe is provided with three-way valve, and described main frame is connected with gravity tank by main frame permeability cell, institute
State gravity tank and pass through main frame filling pipe and main frame reflux pipe and supply water to main frame, described subsidiary engine by subsidiary engine breathe freely filling pipe with
Gravity tank connects.
Described main frame reflux pipe and main frame filling pipe infall are provided with gas-liquid separation device.
The top of described gravity tank is provided with filler and air-vent, and described ventilative bore end is provided with explosion-proof fuel gas and visits
Head, the bottom of described gravity tank is provided with blow-off line.
Described LNG gasification device and main frame are 2.
The utility model has the advantages that：Make full use of the heat energy producing when main auxiliary machine runs, and then realize energy saving, section
The purpose of about cost；Reduce the heater of LNG gasification device, save the space of the other heater of arrangement, reached energy-conservation
Reduce discharging, save ship space, reduce ship and conduct oneself with dignity thus loading the purpose of more goods.
Brief description
Fig. 1 is structural representation of the present utility model；
In figure, 1, LNG gasification device, 2, main frame, 21, main engine jacket water outlet pipe, 22, fresh water pump water inlet pipe, 3, subsidiary engine,
31st, subsidiary engine jacket water outlet pipe, 32, fresh water pump water inlet pipe, 4, gravity tank, 41, filler, 42, air-vent, 43, explosion-proof can
Combustion gas probe, 44, blow-off line, 5, main frame reflux pipe, 6, subsidiary engine reflux pipe, 7, three-way valve, 8, main frame permeability cell,
9th, main frame filling pipe, 10, subsidiary engine breathe freely filling pipe, 11, gas-liquid separation device, 12, three-way cock.
Specific embodiment
With specific embodiment, the technical solution of the utility model is further described below in conjunction with the accompanying drawings, but this practicality
New protection domain not limited to this.
As shown in figure 1, a kind of LNG gasification device heating water system for LNG power riverboat, including two LNG gasification
1, two main frames 2 of device, subsidiary engine 3 and gravity tank 4, gravity tank 4 may insure water source supply and absorption water in whole system
The change in volume that cold and hot change leads to.Main frame is connected with one end of LNG gasification device 1 by main engine jacket water outlet pipe 21, LNG
The other end of gasifier is connected with the fresh water pump water inlet pipe 22 in main frame by main frame reflux pipe 5, and subsidiary engine 3 passes through subsidiary engine cylinder sleeve
Water outlet pipe 31 is connected with one end of LNG gasification device 1, and the hot water in subsidiary engine 3 passes through main frame after LNG gasification device release heat
Reflux pipe 5 is connected with the fresh water pump water inlet pipe 32 in subsidiary engine with subsidiary engine reflux pipe 6, and main frame reflux pipe 5 and subsidiary engine flow back
The infall of pipeline 6 is provided with three-way valve 7, and main frame 2 is connected with gravity tank 4 by main frame permeability cell 8, and gravity tank 4 passes through
Main frame filling pipe 9 and main frame reflux pipe 5 supply water to main frame 2, and subsidiary engine 3 breathes freely filling pipe 10 with gravity tank 4 even by subsidiary engine
Logical.
In order to remove the gas that may separate out from water during system operation, two main frame reflux pipes 5 and main frame filling pipe 9
Infall is respectively provided with a gas-liquid separation device 11.
The top of gravity tank 4 is provided with filler 41 and air-vent 42, and air-vent 42 end is provided with explosion-proof fuel gas and visits
43, the bottom of gravity tank 4 is provided with blow-off line 44.
Before use, in order to store liquefied natural gas with security and stability, natural gas actual storage temperature is -196 DEG C, pressure
1.0Mpa.Liquid low temperature natural gas from storage tank out after through root valve, gasifier from liquid become gaseous state enter surge tank, by
Air supply header enters cabin, is gaseous fuel main auxiliary machine supply.There is no hot water in view of ship in cold start-up, therefore selecting can
The electromotor being started with low temperature combustion gas.Question generator runs and resupplies gasifier heating after producing hot water, then natural gas supply
Main frame uses.Due to using the hot water of electromotor before host-initiated, need after host-initiated to switch to main frame hot water, therefore set
Put L-type three-way cock 12, thus conveniently realizing the switching of hot water source.Swelling water is all carried in two main frames and a subsidiary engine
Case and heat exchanger.
Water system is heated using new LNG gasification device, solves liquid sky steam well and be changed into gaseous process；Fill
Divide and make use of main auxiliary machine to run the heat producing, be effectively saved the other cost that a jacket heating system is set, and save
The space of the other heater of arrangement, has reached energy-saving and emission-reduction, has saved ship space, reduces ship and conducts oneself with dignity thus loading more goods
The purpose of thing.
The cyclic process that above-mentioned new LNG gasification device heats water system is as follows：In running after subsidiary engine cold start-up,
In the presence of diesel engine piston internal-combustion, subsidiary engine cylinder sleeve temperature is gradually increasing the fresh water that heating then flows through subsidiary engine cylinder sleeve；Light
After water is heated, warp enters carburator by three-way cock 12, and heating flows through natural gas therein makes it be changed into gaseous state for master from liquid
Machine burns；Fresh water is also accordingly cooled, and returns to main and auxiliary machine continuation cooling cylinder sleeve through three-way valve 7.
Claims (4)
1. a kind of LNG gasification device heating water system for LNG power riverboat is it is characterised in that include LNG gasification device, master
Machine, subsidiary engine and gravity tank, described main frame is connected with one end of LNG gasification device by main engine jacket water outlet pipe, described LNG gas
The other end changing device is connected with the fresh water pump water inlet pipe in main frame by main frame reflux pipe, and described subsidiary engine passes through subsidiary engine jacket water
Outlet pipe is connected with one end of LNG gasification device, and the hot water in subsidiary engine passes through main frame return duct after LNG gasification device release heat
Road is connected with the fresh water pump water inlet pipe in subsidiary engine with subsidiary engine reflux pipe, the friendship of described main frame reflux pipe and subsidiary engine reflux pipe
It is provided with three-way valve, described main frame is connected with gravity tank by main frame permeability cell, and described gravity tank is mended by main frame at fork
Water pipe and main frame reflux pipe supply water to main frame, and described subsidiary engine is connected with gravity tank by the ventilative filling pipe of subsidiary engine.
2. a kind of LNG gasification device heating water system for LNG power riverboat according to claim 1, its feature exists
In described main frame reflux pipe and main frame filling pipe infall are provided with gas-liquid separation device.
3. a kind of LNG gasification device heating water system for LNG power riverboat according to claim 1, its feature exists
In the top of described gravity tank is provided with filler and air-vent, and described ventilative bore end is provided with explosion-proof combustible gas probe, institute
The bottom stating gravity tank is provided with blow-off line.
4. a kind of LNG gasification device heating water system for LNG power riverboat according to claim 1, its feature exists
It is 2 in, described LNG gasification device and main frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818409.9U CN205977466U (en) | 2016-08-01 | 2016-08-01 | A LNG vaporizer adds hot -water heating system for river steamer in LNG power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620818409.9U CN205977466U (en) | 2016-08-01 | 2016-08-01 | A LNG vaporizer adds hot -water heating system for river steamer in LNG power |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205977466U true CN205977466U (en) | 2017-02-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201620818409.9U Active CN205977466U (en) | 2016-08-01 | 2016-08-01 | A LNG vaporizer adds hot -water heating system for river steamer in LNG power |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576555A (en) * | 2022-03-17 | 2022-06-03 | 广西西江重工有限责任公司 | Ship LNG vaporization system applied to low-temperature environment and application method |
| CN114687891A (en) * | 2022-03-04 | 2022-07-01 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG (liquefied Natural gas) gasification system |
-
2016
- 2016-08-01 CN CN201620818409.9U patent/CN205977466U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114687891A (en) * | 2022-03-04 | 2022-07-01 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG (liquefied Natural gas) gasification system |
| CN114687891B (en) * | 2022-03-04 | 2024-02-23 | 广州船舶及海洋工程设计研究院（中国船舶工业集团公司第六0五研究院） | Ship LNG gasification system |
| CN114576555A (en) * | 2022-03-17 | 2022-06-03 | 广西西江重工有限责任公司 | Ship LNG vaporization system applied to low-temperature environment and application method |
| CN114576555B (en) * | 2022-03-17 | 2023-08-22 | 广西西江重工有限责任公司 | Ship LNG vaporization system applied to low-temperature environment and application method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180206 Address after: 200120 Shanghai, Nanhui, new towns around the Lake Road West, No. two, building C, Co-patentee after: HONGHUA OFFSHORE OIL & GAS EQUIPMENT (JIANGSU) CO., LTD. Patentee after: Honghua Shanghai offshore oil & Gas Equipment Co., Ltd. Address before: 226200 Jiangsu city of Nantong province Qidong City Yin Yang Zhen president infringe upon a trade mark in Hong Kong Patentee before: HONGHUA OFFSHORE OIL & GAS EQUIPMENT (JIANGSU) CO., LTD. |