CN209096934U - A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator - Google Patents
A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator Download PDFInfo
- Publication number
- CN209096934U CN209096934U CN201821902302.8U CN201821902302U CN209096934U CN 209096934 U CN209096934 U CN 209096934U CN 201821902302 U CN201821902302 U CN 201821902302U CN 209096934 U CN209096934 U CN 209096934U
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- China
- Prior art keywords
- air accumulator
- lng
- diesel oil
- safety guard
- low pressure
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- 239000000446 fuel Substances 0.000 title claims abstract description 15
- 239000002283 diesel fuel Substances 0.000 title claims abstract description 14
- 238000005507 spraying Methods 0.000 claims abstract description 18
- 230000000712 assembly Effects 0.000 claims abstract description 12
- 238000000429 assembly Methods 0.000 claims abstract description 12
- 239000007921 spray Substances 0.000 claims abstract description 12
- 238000009423 ventilation Methods 0.000 claims description 18
- 244000261422 Lysimachia clethroides Species 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 241000894006 Bacteria Species 0.000 claims description 4
- 230000002265 prevention Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 239000006200 vaporizer Substances 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000002309 gasification Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model provides a kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator; it include: LNG air accumulator, combustible gas detector, catch tray and spraying system spray assemblies; the outdoor open type of LNG air accumulator is arranged in ship quarter deck or more, heat exchange needed for being conducive to LNG gasification；Two combustible gas detectors are arranged in air accumulator junction, are comprehensively detected to whole system, quick discharge when gas leakage is effectively ensured, solve gas leakage bring safety issue；Spraying system spray assemblies are set above air accumulator, for cooling down air accumulator and the effect of anti-open fire；Catch tray is set below air accumulator, the LNG low temperature damage deck in ship structure for preventing flange, weld bond, threaded connection of LNG air accumulator etc. from revealing when leak site is revealed.This patent has the characteristics that structure is simple, esy to use, safe and reliable, design is reasonable, practical, easy to spread.
Description
Technical field
The utility model relates to technical field of ships, specifically a kind of reliable diesel oil/LNG double fuel Power Vessel storage
The safety guard of gas tank.
Background technique
The air accumulator of upper deck arrangement on the quarter, it is possible that gas leakage and problem, it is therefore desirable to whole system
All signals for comprehensively being detected, and being will test reach master control system, realize on-line real-time measuremen and control, effectively
Guarantee quick discharge when gas leakage.And it requires to need to solve flange, weld bond, threaded connection of storage tank etc. leak site is let out
The problems such as low temperature LNG damage deck in ship structure and open fire for being revealed when dew.
Summary of the invention
In response to the deficiencies of the prior art, the technical task of the utility model is to provide a kind of reliable diesel oil/LNG double fuels
The safety guard of Power Vessel air accumulator.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator, comprising: LNG air accumulator, combustible gas are visited
It surveys device, catch tray and spraying system spray assemblies, LNG air accumulator open type and is arranged in the main deck of ship or more, LNG air accumulator
Two combustible gas detectors are arranged in junction, catch tray are arranged below LNG air accumulator, setting is applicable in above LNG air accumulator
Spraying system spray assemblies；
The LNG air accumulator connects LNG air supply pipe, and LNG air supply pipe includes pressure duct and low pressure line, in which:
Pressure duct and the elevated pressure plenum conduit on the outside of it constitute high pressure double-wall pipe, and high pressure double-wall pipe uses exhaust ventilation,
It is connected on high-voltage explosion-proof exhaust fan, and elevated pressure plenum conduit air inlet is set, elevated pressure plenum conduit air inlet is logical using gooseneck type
Air duct；
Low pressure line and the low pressure ventilation conduit on the outside of it constitute low pressure double-wall pipe, and low pressure double-wall pipe uses exhaust ventilation,
It is connected on low-voltage explosion-proof exhaust fan, and low pressure ventilation conduit air inlet is set, low pressure ventilation conduit air inlet is logical using gooseneck type
Air duct；
The anti-air-valve of automatic fire prevention and bacterium shape ventilator are set at high-voltage explosion-proof blower, low-voltage explosion-proof blower.
Optionally, the spraying system spray assemblies be arranged more spraying system arrangement of nozzles LNG air accumulator and with storage
Around the adjacent boundary of gas tank.
Optionally, the LNG air accumulator installs a set of level gauging component, and the numerical value that liquid level is shown can read mm grades of
Optionally, the LNG air accumulator installs independent high-high-order liquid level alarm, can emergency cut-off and
Have more control function, prevents false alarm during navigation.
Optionally, the LNG air accumulator is c-type vacuum insulation air accumulator, and air accumulator is sleeping using the level of ellipsoidal head
Formula storage tank and by saddle base supports, gas storage can end are welded with the ice chest for having manhole, and interior setting vaporizer is used to gas
Change LNG, and gaseous LNG is heated, carries out continuous exhaust ventilation processing.
A kind of diesel oil of the utility model/LNG double fuel Power Vessel air accumulator safety guard, with prior art phase
It is than generated beneficial effect:
Have the characteristics that structure is simple, esy to use, safe and reliable, design is reasonable.LNG air accumulator is completely outdoor, solves
The safety issue of gas leakage, while heat exchange needed for being conducive to LNG gasification；Catch tray is set below LNG air accumulator,
The LNG low temperature damage deck in ship structure for preventing flange, weld bond, threaded connection of storage tank etc. from revealing when leak site is revealed；LNG storage
Applicable fire protection-spraying system the spray assemblies of setting above gas tank are mainly used for cooling air accumulator and the effect of anti-open fire, real
It is strong with property, it is applied widely, it is easy to spread.
Detailed description of the invention
Attached drawing 1 is the top view of the utility model；
Attached drawing 2 is the main view of the utility model；
Attached drawing 3 is the side view of the utility model.
Marks in the drawings respectively indicate:
1, LNG air accumulator, 2, spraying system spray assemblies, 3, saddle pedestal, 4, catch tray, 5, nozzle, 6, combustible gas spy
Survey device, 7, level gauging component, 8, high-high-order liquid level alarm, 9, ice chest, 10, high-voltage explosion-proof exhaust fan, 11, low-voltage explosion-proof
Exhaust fan, 12, bacterium shape ventilator, 13, the anti-air-valve of automatic fire prevention, 14, elevated pressure plenum conduit air inlet, 15, low pressure ventilation conduit
Air inlet.
Specific embodiment
1-3 with reference to the accompanying drawing protects a kind of diesel oil/LNG double fuel Power Vessel air accumulator safety of the utility model
Protection unit is described in detail below.
As shown in attached drawing 1,2,3, a kind of diesel oil/LNG double fuel Power Vessel air accumulator safeguard protection of the utility model
Device, including LNG air accumulator 1, catch tray 4, spraying system spray assemblies 2 and combustible gas detector 6, LNG air accumulator 1 and vaporization
Device open type is arranged in the main deck of ship or more, and LNG is stored in c-type vacuum insulation air accumulator, and air accumulator is using ellipse
The Horizontal type storage tank of end socket is simultaneously supported by saddle pedestal 3.Gas storage can end is welded with the ice chest 9 for having manhole, ice chest 9
Interior setting vaporizer for the LNG that gasifies, and heats gaseous LNG, carries out continuous exhaust ventilation processing.LNG air accumulator 1
A set of level gauging component 7 is installed, the numerical value that liquid level is shown can read mm grades, install an independent height-in LNG air accumulator 1
High-order liquid level alarm 8 emergency cut-off and can have more control function, prevent false alarm during navigation.LNG air accumulator
Two combustible gas detectors 6 are arranged in 1 junction (being also ice chest 9), are comprehensively detected to whole system, and will test
All signals reach master control system, realize on-line real-time measuremen and control, quick discharge when gas leakage is effectively ensured, and solve
It has determined gas leakage bring safety issue.
LNG air accumulator 1 connects LNG air supply pipe, and LNG air supply pipe includes pressure duct and low pressure line, in which:
Pressure duct and the elevated pressure plenum conduit on the outside of it constitute high pressure double-wall pipe, and high pressure double-wall pipe uses exhaust ventilation,
It is connected on high-voltage explosion-proof exhaust fan 10, and elevated pressure plenum conduit air inlet 14 is set, elevated pressure plenum conduit air inlet 14 uses goose
Neck formula ventilator；
Low pressure line and the low pressure ventilation conduit on the outside of it constitute low pressure double-wall pipe, and low pressure double-wall pipe uses exhaust ventilation,
It is connected on low-voltage explosion-proof exhaust fan 11, and low pressure ventilation conduit air inlet 15 is set, low pressure ventilation conduit air inlet 15 uses goose
Neck formula ventilator；
The anti-air-valve 13 of automatic fire prevention and bacterium shape ventilator 12 are set at high-voltage explosion-proof blower, low-voltage explosion-proof blower.
Catch tray 4 is set below LNG air accumulator 1, catch tray 4 is made of not less than the stainless steel material of 3mm, into
Temporarily the drain line of outboard is led in installation when row fuel topping-off operation, prevents the flange, weld bond, screw thread of LNG air accumulator 1
The LNG low temperature damage main ship deck that connection etc. leaks when easily leakage position leaks.
Applicable fire protection-spraying system spray assemblies 2 are set above LNG air accumulator 1, are mainly used for cooling LNG storage
It gas tank 1 and prevents open fire from acting on, 13 spraying system nozzles 5 is set and are arranged in LNG air accumulator 1 and the boundary adjacent with storage tank
Around.Spraying system is provided with water by fire pump.The operation of the starting of spraying system supply pump and the main control valve of spraying system
Position is located at and easily reaches place, which will not be blocked because fire occurs in protected area.
Although the preferred embodiment of the application has been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications can be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the application range.
Obviously, those skilled in the art can carry out various modification and variations without departing from the essence of the application to the application
Mind and range.In this way, if these modifications and variations of the application belong to the range of the claim of this application and its equivalent technologies
Within, then the application is also intended to include these modifications and variations.
Except for the technical features described in the specification, it all is technically known to those skilled in the art.
Claims (5)
1. a kind of diesel oil/LNG double fuel Power Vessel air accumulator safety guard characterized by comprising LNG air accumulator,
Combustible gas detector, catch tray and spraying system spray assemblies, LNG air accumulator open type are arranged in the main deck of ship or more,
Two combustible gas detectors are arranged in LNG air accumulator junction, and catch tray is arranged below LNG air accumulator, sets above LNG air accumulator
Set applicable spraying system spray assemblies；
The LNG air accumulator connects LNG air supply pipe, and LNG air supply pipe includes pressure duct and low pressure line, in which:
Pressure duct and the elevated pressure plenum conduit on the outside of it constitute high pressure double-wall pipe, and high pressure double-wall pipe uses exhaust ventilation, is connected to
On high-voltage explosion-proof exhaust fan, and elevated pressure plenum conduit air inlet is set, elevated pressure plenum conduit air inlet uses Goose Neck Ventilator；
Low pressure line and the low pressure ventilation conduit on the outside of it constitute low pressure double-wall pipe, and low pressure double-wall pipe uses exhaust ventilation, is connected to
On low-voltage explosion-proof exhaust fan, and low pressure ventilation conduit air inlet is set, low pressure ventilation conduit air inlet uses Goose Neck Ventilator；
The anti-air-valve of automatic fire prevention and bacterium shape ventilator are set at high-voltage explosion-proof blower, low-voltage explosion-proof blower.
2. a kind of diesel oil according to claim 1/LNG double fuel Power Vessel air accumulator safety guard, feature
It is, more spraying system arrangement of nozzles are arranged in LNG air accumulator and adjacent with air accumulator in the spraying system spray assemblies
Around boundary.
3. a kind of diesel oil according to claim 1 or 2/LNG double fuel Power Vessel air accumulator safety guard, special
Sign is that the LNG air accumulator installs a set of level gauging component.
4. a kind of diesel oil according to claim 1 or 2/LNG double fuel Power Vessel air accumulator safety guard, special
Sign is that the LNG air accumulator installs independent high-high-order liquid level alarm.
5. a kind of diesel oil according to claim 1 or 2/LNG double fuel Power Vessel air accumulator safety guard, special
Sign is that the LNG air accumulator is c-type vacuum insulation air accumulator, and air accumulator uses the Horizontal type storage tank of ellipsoidal head simultaneously
By saddle base supports, gas storage can end is welded with the ice chest for having manhole, interior setting vaporizer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902302.8U CN209096934U (en) | 2018-11-19 | 2018-11-19 | A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902302.8U CN209096934U (en) | 2018-11-19 | 2018-11-19 | A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209096934U true CN209096934U (en) | 2019-07-12 |
Family
ID=67160428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821902302.8U Active CN209096934U (en) | 2018-11-19 | 2018-11-19 | A kind of safety guard of diesel oil/LNG double fuel Power Vessel air accumulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209096934U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249255A (en) * | 2020-04-14 | 2021-01-22 | 中国船舶工业集团公司第七0八研究所 | Ship safety protection system for safe navigation in LNG diffusion environment |
| CN114701634A (en) * | 2022-04-02 | 2022-07-05 | 广船国际有限公司 | Spraying system of dual-fuel ship and dual-fuel ship |
| WO2022256280A1 (en) * | 2020-06-01 | 2022-12-08 | Mcnicholas Daniel | Safe transportation system operations |
| CN116552699A (en) * | 2023-06-02 | 2023-08-08 | 江苏新时代造船有限公司 | Self-pressurizing LNG liquid tank of dual-fuel ship |
-
2018
- 2018-11-19 CN CN201821902302.8U patent/CN209096934U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249255A (en) * | 2020-04-14 | 2021-01-22 | 中国船舶工业集团公司第七0八研究所 | Ship safety protection system for safe navigation in LNG diffusion environment |
| WO2022256280A1 (en) * | 2020-06-01 | 2022-12-08 | Mcnicholas Daniel | Safe transportation system operations |
| CN114701634A (en) * | 2022-04-02 | 2022-07-05 | 广船国际有限公司 | Spraying system of dual-fuel ship and dual-fuel ship |
| CN116552699A (en) * | 2023-06-02 | 2023-08-08 | 江苏新时代造船有限公司 | Self-pressurizing LNG liquid tank of dual-fuel ship |
| CN116552699B (en) * | 2023-06-02 | 2024-01-16 | 江苏新时代造船有限公司 | Self-pressurizing LNG liquid tank of dual-fuel ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A safety protection device for gas storage tank of diesel/LNG dual fuel power ship Effective date of registration: 20221226 Granted publication date: 20190712 Pledgee: Shandong Weishan Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG HANGYU SHIPBUILDING GROUP Co.,Ltd. Registration number: Y2022980028650 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231129 Granted publication date: 20190712 Pledgee: Shandong Weishan Rural Commercial Bank Co.,Ltd. Pledgor: SHANDONG HANGYU SHIPBUILDING GROUP Co.,Ltd. Registration number: Y2022980028650 |