CN108716441A - A kind of LNG air supply systems and natural gas powered ship - Google Patents
A kind of LNG air supply systems and natural gas powered ship Download PDFInfo
- Publication number
- CN108716441A CN108716441A CN201810373690.3A CN201810373690A CN108716441A CN 108716441 A CN108716441 A CN 108716441A CN 201810373690 A CN201810373690 A CN 201810373690A CN 108716441 A CN108716441 A CN 108716441A
- Authority
- CN
- China
- Prior art keywords
- camera
- air supply
- supply systems
- lng
- tube assembly
- Prior art date
- 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.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0203—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels characterised by the type of gaseous fuel
- F02M21/0209—Hydrocarbon fuels, e.g. methane or acetylene
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/0221—Fuel storage reservoirs, e.g. cryogenic tanks
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0239—Pressure or flow regulators therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M21/00—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form
- F02M21/02—Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
- F02M21/0218—Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers
- F02M21/023—Valves; Pressure or flow regulators in the fuel supply or return system
- F02M21/0242—Shut-off valves; Check valves; Safety valves; Pressure relief valves
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a kind of LNG air supply systems and natural gas powered ships, to reduce maintenance workload of the service personnel to LNG air supply systems, improve and overhaul comprehensive, reduction security risk.LNG air supply systems include LNG storage tank, tube assembly, outer wall casing, GVU casees, pressure gauge, valve member and concentration detection sensor, camera, headlamp and display device, wherein：Tube assembly connects LNG storage tank with engine charge pipeline；Outer wall casing and GVU casees are set on the outside of tube assembly and form confined space structure；Pressure gauge and valve member are arranged on tube assembly pipeline and in GVU casees；Concentration detection sensor, camera, headlamp are arranged in confined space structure；Display device is set to except confined space structure, and is electrically connected with camera, the monitored picture for showing camera to confined space inside configuration.
Description
Technical field
The present invention relates to natural gas power technology fields, more particularly to a kind of LNG air supply systems and natural gas Power Vessel
Oceangoing ship.
Background technology
A kind of LNG (Liquefied Natural Gas, liquefied natural gas) air supply system of existing natural gas powered ship
Including：LNG storage tank, ice chest, the tube assembly that LNG storage tank is connected with engine charge pipeline and setting are on tube assembly pipeline
The devices such as pressure gauge, pressure reducing valve, pressure maintaining valve, shut-off valve and sensor, wherein be cased with outer wall casing on the outside of tube assembly, press
The devices such as power table, pressure reducing valve, pressure maintaining valve, shut-off valve and sensor are then arranged in several GVU (Gas Valve Units, combustion gas
Valve cell) in case, outer wall casing is tightly connected with GVU casees and is low pressure closed structure.Outer wall casing and GVU casees can be internal
Portion's tube assembly or device play the role of protecting and preventing gas leakage.
The problems of the above-mentioned prior art is, when service personnel needs to read pressure gauge data, checks some devices
Apparent condition and tube assembly connection when whether loosening, need the case lid for opening GVU casees or remove outer wall casing, operating procedure ratio
Cumbersome, this not only increases the labor intensity of service personnel, and improves equipment operating maintenance cost；In addition, for position
It can not then observe that there are security risks in some devices of outer wall casing.
Invention content
The purpose of the embodiment of the present invention is to provide a kind of LNG air supply systems and natural gas powered ship, to reduce maintenance people
Member improves to the maintenance workload of LNG air supply systems and overhauls comprehensive, reduction security risk.
An embodiment of the present invention provides a kind of LNG air supply systems, including：LNG storage tank, tube assembly, outer wall casing, GVU casees,
Pressure gauge, valve member, concentration detection sensor, camera, headlamp and display device, wherein：
The tube assembly connects the LNG storage tank with engine charge pipeline；
The outer wall casing and the GVU casees are set on the outside of the tube assembly and form confined space structure；
The pressure gauge and the valve member are arranged on the tube assembly pipeline and in the GVU casees；
The concentration detection sensor, the camera, the headlamp are arranged in the confined space structure；
The display device is set to except the confined space structure, and is electrically connected with the camera, for showing
Monitored picture of the camera to the confined space inside configuration.
Preferably, being arranged with outside the power transmission line of the camera, the headlamp and the concentration detection sensor
Explosion-proof casing.
Optionally, the display device is arranged is monitoring in the outer surface of the GVU casees or display device setting
It is indoor.
Optionally, the valve member is multiple and includes pressure reducing valve, pressure maintaining valve and shut-off valve.
Optionally, the headlamp is shot-light or shadowless lamp.
Preferably, the camera is high-definition camera.
Preferably, the camera is Explosionproof camera, the headlamp is explosion-proof illuminating lamp.
Preferably, the display device is touch control display apparatus.
In the LNG air supply systems of the above embodiment of the present invention, when service personnel needs to read pressure gauge data, checks
When whether apparent condition and the tube assembly connection of device loosen, the case lid of GVU casees need not be opened or remove outer wall casing, only needed
It can be observed by display device, operating procedure is fairly simple, this not only reduces the labor intensity of service personnel, Er Qieti
High maintenance is comprehensive, reduces security risk.
The present invention also provides a kind of natural gas powered ships, including the LNG air supply systems described in aforementioned any technical solution.
Due to LNG air supply systems have above-mentioned advantageous effect, natural gas powered ship also accordingly have reduce inspection
The labor intensity for repairing personnel, improve maintenance it is comprehensive, reduce the advantageous effect of security risk.
Description of the drawings
Fig. 1 is one embodiment of the invention LNG air supply system schematic diagrames；
Fig. 2 is another embodiment of the present invention LNG air supply system partial schematic diagrams；
Fig. 3 is further embodiment of this invention LNG air supply system partial schematic diagrams；
Fig. 4 is yet another embodiment of the invention LNG air supply system partial schematic diagrams.
Reference numeral：
11- headlamps
12- cameras
13- display devices
14- power transmission lines
2-GVU casees
21- tube assemblies
22- pressure gauges
23- valve members
24- concentration detection sensors
3- outer wall casings
4-LNG storage tanks
Specific implementation mode
To simplify the maintenance workload of service personnel, raising maintenance is comprehensive, reduces security risk, and the embodiment of the present invention carries
A kind of LNG air supply systems and natural gas powered ship are supplied.To make the object, technical solutions and advantages of the present invention clearer,
Invention is further described in detail by the following examples.
As shown in Figure 1, the LNG air supply systems that one embodiment of the invention provides, including LNG storage tank 4, tube assembly 21, outer wall
Casing 3, GVU casees 2, pressure gauge 22, valve member 23, concentration detection sensor 24, camera 12, headlamp 11 and display device 13,
Wherein：Tube assembly 21 connects LNG storage tank 4 with engine charge pipeline；Outer wall casing 3 and GVU casees 2 are set on tube assembly 21
Outside and formation confined space structure；Pressure gauge 22 and valve member 23 are arranged on 21 pipeline of tube assembly and in GVU casees 2；It is dense
Detection sensor 24, camera 12, headlamp 11 is spent to be arranged in confined space structure；Display device 13 is set to confined space
It except structure, and is electrically connected with camera 12, the monitored picture for showing camera to confined space inside configuration.The present invention
In embodiment, the particular number of camera 12 and headlamp 11 is unlimited, can be selected according to the demand of user.
As shown in Figure 1, in an embodiment of the present invention, camera 12, headlamp 11 and concentration detection sensor 24 electricity
It is arranged with anti-explosion set pipe outside power transmission line 14.When LNG air supply systems have gas leakage, prevent since power transmission line 14 is mounted on
It in quick-fried casing, even if power transmission line 14 has electric spark generation, will not explode, thus reduce with the combustion gas mixing of leakage
The security risk of gas explosion.
In an embodiment of the present invention, display device 13 is arranged in the outer surface of GVU casees 2 or the setting of display device 13
In monitoring room.When service personnel needs to read 22 data of pressure gauge, the apparent condition for checking some devices and the company of tube assembly 21
It connects when whether loosening, only need to can be observed by display device 13, operating procedure is fairly simple, when the setting of display device 13 exists
When in monitoring room, service personnel's monitoring of being more convenient for；In addition, display device 13 can be touch control display apparatus, more convenient user
Operation.
In an embodiment of the present invention, user is according to actual demand, and valve member 23 can be multiple, according to the function of valve member 23
Difference can be pressure reducing valve, pressure maintaining valve, shut-off valve or other valve members.
In an embodiment of the present invention, headlamp 11 can be shot-light or shadowless lamp.The heat dissipation capacity of shot-light or shadowless lamp compared with
It is small, it will not comparatively fast cause the raising of system temperature, be conducive to the stabilization of system.
In an embodiment of the present invention, camera 12 is high-definition camera, and the clarity of camera 12 is high, improves monitoring
The quality of picture, user can preferably have found security risk by the monitored picture of high quality.
In an embodiment of the present invention, camera 12 is Explosionproof camera, and headlamp 11 is explosion-proof illuminating lamp.When combustion gas is sent out
When raw leakage, the selection of Explosionproof camera and explosion-proof illuminating lamp reduces the generation of the security risk of explosion, safety higher.
As shown in Fig. 2, in another embodiment of the invention, display device 13 is touch control display apparatus, works as service personnel
When needing to read 22 data of pressure gauge, service personnel opens headlamp 11 and the camera shooting of alignment pressure gauge by touch control display apparatus
First 12,22 data of pressure gauge are read, then by data compared with gas pipeline standard operating pressure, to judge natural gas
Whether the current working condition of pipeline is normal, if being more than right air pipe standard working pressure, service personnel, which takes, accordingly to be arranged
It applies, avoids the generation of security risk.
As shown in figure 3, in another embodiment of the present invention, display device 13 is touch control display apparatus, works as service personnel
When needing to check whether the connection of tube assembly 21 loosens, service personnel opens the illumination of alignment tube assembly 21 by touch control display apparatus
Lamp 11 and camera 12 observe 21 surface operating mode of tube assembly, if having dewdrop or moist phenomenon, illustrate there is gas leak phenomenon, overhaul
Personnel need to take immediate steps, and are repaired to tube assembly 21；If without dewdrop or moist phenomenon, illustrate 21 work of tube assembly
Make normal.
As shown in figure 4, in one more embodiment of the present invention, display device 13 is touch control display apparatus, works as service personnel
When needing to check the apparent condition of some devices, for example, it is desired to which whether the Connecting line joint for observing concentration detection sensor 24 loosens
When, service personnel opens the headlamp 11 of alignment concentration detection sensor 24 by touch control display apparatus and camera 12 is seen
It examines, if causing the Connecting line joint of concentration detection sensor 24 to fall off since system shakes, service personnel needs vertical
It sends someone to be overhauled to exclude security risk in time.
The LNG air supply systems of the above embodiment of the present invention are fully meeting base of the LNG storage tank 4 to engine offer combustion gas
On plinth, when service personnel needs whether to read 22 data of pressure gauge, the apparent condition for checking some devices and the connection of tube assembly 21
When loosening, the case lid of GVU casees 2 need not be opened or remove outer wall casing 3, only need to can be observed by display device 13, grasp
Make that step is fairly simple, this not only reduces the labor intensity of service personnel, and it is comprehensive to improve maintenance, reduces safety
Hidden danger.
The embodiment of the present invention also provides a kind of natural gas powered ship, includes the LNG gas supply system of aforementioned any technical solution
System, reduce the labor intensity of service personnel, improve maintenance it is comprehensive, reduce security risk.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
God and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (9)
1. a kind of LNG air supply systems, which is characterized in that including LNG storage tank, tube assembly, outer wall casing, GVU casees, pressure gauge, valve
Part, concentration detection sensor, camera, headlamp and display device, wherein：
The tube assembly connects the LNG storage tank with engine charge pipeline；
The outer wall casing and the GVU casees are set on the outside of the tube assembly and form confined space structure；
The pressure gauge and the valve member are arranged on the tube assembly pipeline and in the GVU casees；
The concentration detection sensor, the camera, the headlamp are arranged in the confined space structure；
The display device is set to except the confined space structure, and is electrically connected with the camera, described for showing
Monitored picture of the camera to the confined space inside configuration.
2. LNG air supply systems as described in claim 1, which is characterized in that the camera, the headlamp and concentration inspection
It surveys outside the power transmission line of sensor and is arranged with anti-explosion set pipe.
3. LNG air supply systems as described in claim 1, which is characterized in that the appearance in the GVU casees is arranged in the display device
Face or the display device are arranged in monitoring room.
4. LNG air supply systems as described in claim 1, which is characterized in that the valve member is multiple and includes pressure reducing valve, pressure maintaining valve
And shut-off valve.
5. LNG air supply systems as described in claim 1, which is characterized in that the headlamp is shot-light or shadowless lamp.
6. LNG air supply systems as described in claim 1, which is characterized in that the camera is high-definition camera.
7. LNG air supply systems as described in claim 1, which is characterized in that the camera is Explosionproof camera, the headlamp
For explosion-proof illuminating lamp.
8. the LNG air supply systems as described in claim 1~7, which is characterized in that the display device is touch control display apparatus.
9. a kind of natural gas powered ship, which is characterized in that supply system including such as claim 1~8 any one of them LNG
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373690.3A CN108716441A (en) | 2018-04-24 | 2018-04-24 | A kind of LNG air supply systems and natural gas powered ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810373690.3A CN108716441A (en) | 2018-04-24 | 2018-04-24 | A kind of LNG air supply systems and natural gas powered ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108716441A true CN108716441A (en) | 2018-10-30 |
Family
ID=63899025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810373690.3A Pending CN108716441A (en) | 2018-04-24 | 2018-04-24 | A kind of LNG air supply systems and natural gas powered ship |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050118458A (en) * | 2004-06-14 | 2005-12-19 | 백형동 | Videophone having multi- function |
| CN102840058A (en) * | 2012-09-14 | 2012-12-26 | 中国舰船研究设计中心 | Liquid storage and gas supply system for LNG fuel vessel |
| CN104960633A (en) * | 2015-06-15 | 2015-10-07 | 中远船务工程集团有限公司 | Tank type LNG container transporting ship |
| CN106081040A (en) * | 2016-08-10 | 2016-11-09 | 江苏鸿运绿色能源有限公司 | A kind of LNG ship oceangoing ship dynamical system whole updating method |
| CN206329923U (en) * | 2016-07-18 | 2017-07-14 | 张祖豪 | Explosion-proof water supply line |
| CN206504107U (en) * | 2017-01-11 | 2017-09-19 | 昆山巴城路地管业科技有限公司 | A kind of safety durable type groundwater supply pipeline |
-
2018
- 2018-04-24 CN CN201810373690.3A patent/CN108716441A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050118458A (en) * | 2004-06-14 | 2005-12-19 | 백형동 | Videophone having multi- function |
| CN102840058A (en) * | 2012-09-14 | 2012-12-26 | 中国舰船研究设计中心 | Liquid storage and gas supply system for LNG fuel vessel |
| CN104960633A (en) * | 2015-06-15 | 2015-10-07 | 中远船务工程集团有限公司 | Tank type LNG container transporting ship |
| CN206329923U (en) * | 2016-07-18 | 2017-07-14 | 张祖豪 | Explosion-proof water supply line |
| CN106081040A (en) * | 2016-08-10 | 2016-11-09 | 江苏鸿运绿色能源有限公司 | A kind of LNG ship oceangoing ship dynamical system whole updating method |
| CN206504107U (en) * | 2017-01-11 | 2017-09-19 | 昆山巴城路地管业科技有限公司 | A kind of safety durable type groundwater supply pipeline |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181030 |
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| RJ01 | Rejection of invention patent application after publication |