CN110371244A - A kind of bypassing method of tanker danger zone - Google Patents
A kind of bypassing method of tanker danger zone Download PDFInfo
- Publication number
- CN110371244A CN110371244A CN201910702860.2A CN201910702860A CN110371244A CN 110371244 A CN110371244 A CN 110371244A CN 201910702860 A CN201910702860 A CN 201910702860A CN 110371244 A CN110371244 A CN 110371244A
- Authority
- CN
- China
- Prior art keywords
- tanker
- danger zone
- empty cabin
- cabin
- isolation
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B11/00—Interior subdivision of hulls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B11/00—Interior subdivision of hulls
- B63B11/02—Arrangement of bulkheads, e.g. defining cargo spaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The present invention relates to technical field of ships more particularly to a kind of bypassing methods of tanker danger zone comprising following steps: S1, to bulkhead plate assembly, to weld compartment partitioning be oil cargo tank, empty cabin, ballast tank and goods pump room is isolated；S2, polishing and flaw detection are carried out to the weld seam between the bulkhead plate；S3, air seal test is carried out to the oil cargo tank, the empty cabin of the isolation, the ballast tank and the goods pump room；S4, short transverse is provided with separator in the angle being isolated between empty cabin and the oil cargo tank, the ballast tank and the goods pump room, the empty cabin of the isolation is divided into the empty cabin main body of isolation to the separator and separate cavities, the separate cavities are located at the angle.The present invention will be isolated empty cabin by using separator and be divided into two parts, so that the oil gas of leakage can be only positioned in separate cavities, without fuel gas check device is arranged in empty cabin main body is isolated and carries out inerting explosion precaution to cabin, reduce ship construction cost.
Description
Technical field
The present invention relates to technical field of ships more particularly to a kind of bypassing methods of tanker danger zone.
Background technique
For the tanker that shipment has flash-point to be no more than 60 DEG C of Cargo Oils or chemicals, since its oil gas to be volatilized has easily
The characteristic fired, in order to ensure the operation of ship is installed, this kind of type ship some regions are defined as danger by the classification societies
Region.These regions further comprise those oil gas institutes for being easy to be volatilized by kinds of goods other than the oil cargo tank of shipment Cargo Oil itself
The region of influence, wherein adjoining isolation sky cabin and ballast tank of oil cargo tank etc. also belongs to danger zone.
For adjoining oil cargo tank, other than the conventional cabin for having common bulkhead with oil cargo tank, although those are with Cargo Oil
Cabin does not have common bulkhead but the adjacent cabin of apex angle, it is contemplated that there is also the possibility of leakage for apex angle adjacent lines, therefore with Cargo Oil
Apex angle adjacent cabin in cabin is often also defined as danger zone, needs to carry out relevant design by the requirement of danger zone.By
In danger zone be possible to collect it is inflammable, fire oil gas, there are the risks of detonation, therefore standardize in addition to requiring to be mounted on danger area
All kinds of electrical equipments in domain must satisfy outside the no-spark requirement of explosion proof of specific grade, in addition also need setting fuel gas inspection
Device and when occurring that the explosion-proof measure of inerting can be carried out to cabin in time when fuel gas is exceeded.Above-mentioned setting, will increase ship
The construction cost of oceangoing ship.
Therefore, a kind of bypassing method of tanker danger zone is needed to solve above-mentioned technical problem.
Summary of the invention
The purpose of the present invention is to provide a kind of bypassing methods of tanker danger zone, can reduce liquid in the prior art
Freighter construction cost investment.
To achieve this purpose, the present invention adopts the following technical scheme:
A kind of bypassing method of tanker danger zone, includes the following steps:
S1, to bulkhead plate assembly, to weld compartment partitioning be oil cargo tank, empty cabin, ballast tank and goods pump room is isolated；
S2, polishing and flaw detection are carried out to the weld seam between the bulkhead plate；
S3, air seal test is carried out to the oil cargo tank, the empty cabin of the isolation, the ballast tank and the goods pump room；
S4, the angle between the empty cabin of the isolation and the oil cargo tank, the ballast tank and the goods pump room are along height
Degree direction is provided with separator, and the empty cabin of the isolation is divided into isolation sky cabin main body and separate cavities by the separator, it is described every
It is located at the angle from chamber.
Preferably, in the step S4, the separator is fixedly installed on the angle by being fully welded.
Preferably, the separator used in the step S4 is round steel, steel pipe or band iron.
Preferably, the ballast tank and the goods pump room are provided with no-spark electric apparatus for explosive gas.
Preferably, the ballast tank and the goods pump room are provided with combustible gas detection device.
Preferably, the combustible gas detection device is broadband gas leakage instrument.
Preferably, the material of the bulkhead plate used in the step S1 is steel.
It preferably, further include that antirust treatment is carried out to the bulkhead plate in the step S1.
Preferably, the surface of the bulkhead plate is coated with antirust coat.
Preferably, the material of the antirust coat is paint.
Beneficial effects of the present invention:
Cabin is first drawn bulkhead plate assembly, welding by the bypassing method of tanker danger zone provided by the present invention
It is divided into oil cargo tank, empty cabin, ballast tank and goods pump room is isolated, in the folder being isolated between empty cabin and oil cargo tank, ballast tank and goods pump room
Short transverse is provided with separator at angle, separator will be isolated empty cabin and be divided into the empty cabin main body of isolation and separate cavities, separate cavities
Positioned at angle.Empty cabin will be isolated by using separator and be divided into two parts, so that the oil gas of leakage can be only positioned in separate cavities,
Guarantee to be isolated in the main body of empty cabin and there is no oil gas, without fuel gas check device is arranged in empty cabin main body is isolated and to cabin
Room carries out inerting explosion precaution, reduces ship construction cost.
Detailed description of the invention
Fig. 1 is that a kind of cabin of tanker in the prior art divides Local map；
Fig. 2 is a kind of flow chart of the bypassing method of tanker danger zone of the present invention；
Fig. 3 is that a kind of cabin of tanker provided in an embodiment of the present invention divides Local map；
Fig. 4 is the partial enlarged view in Fig. 3 at A.
In figure:
1 '-oil cargo tank；2 '-are isolated empty cabin；3 '-ballast tanks；4 '-goods pump rooms；
1- oil cargo tank；Empty cabin is isolated in 2-；3- ballast tank；4- goods pump room；5- separator；6- bulkhead plate.
Specific embodiment
Technical solution of the present invention is further illustrated with embodiment with reference to the accompanying drawing.It is understood that this place
The specific embodiment of description is used only for explaining the present invention rather than limiting the invention.It also should be noted that in order to
Convenient for description, in attached drawing, only the parts related to the present invention are shown and it is not all.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection；It can be mechanical connection,
It is also possible to be electrically connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, can be understood with concrete condition above-mentioned term in the present invention specifically contain
Justice.
As shown in Figure 1, being that a kind of typical cabin of tanker divides partial illustration and corresponding danger area in the prior art
Domain is distributed, and cargo tank 1 ' is located at the most tail portion of tanker in figure, co-walled adjacent equipped with ballast tank 3 ' with its on its both sides, behind
Face is co-walled adjacent equipped with goods pump room 4 ' with its, and the two sides of goods pump room 4 ', which are equipped with, is isolated empty cabin 2 ', this two isolation sky cabins 2 ' difference
It is adjacent with 1 ' apex angle of oil cargo tank.It is defined according to the requirement of classification society rule, oil cargo tank 1 ' belongs to the danger zone of 0 grade of ZONE；
Belong to ZONE with the co-walled adjacent ballast tank 3 ' of oil cargo tank 1 ', goods pump room 4 ' and the be isolated sky cabin 2 ' adjacent with 1 ' apex angle of oil cargo tank
The danger zone of 1 grade.In order to ensure the safety of operation of ship, ballast tank 3 ', goods pump room 4 ' and the empty cabin 2 ' of isolation are internal necessary
It is installed with combustible gas detection device, the no-spark that the internal electrical and mechanical equipment installed must satisfy certain grade is explosion-proof etc.
Grade requires, and it also requires air inerting or extinguishing device that configuration is certain.
In order to reduce cost input in tanker process of construction, as shown in figs 2-4, the present invention provides a kind of tanker danger
The bypassing method in danger zone domain, includes the following steps:
S1, to the assembly of bulkhead plate 6, to weld compartment partitioning be oil cargo tank 1, empty cabin 2, ballast tank 3 and goods pump room 4 is isolated；
S2, polishing and flaw detection are carried out to the weld seam between bulkhead plate 6；
S3, air seal test is carried out to oil cargo tank 1, the empty cabin 2 of isolation, ballast tank 3 and goods pump room 4；
S4, it is provided in the angle being isolated between empty cabin 2 and oil cargo tank 1, ballast tank 3 and goods pump room 4 along short transverse
Separator 5, isolation sky cabin 2 is divided into the empty cabin main body of isolation to separator 5 and separate cavities, separate cavities are located at angle.
When installing separator 5 in step s 4, the contact position of separator 5 and the bulkhead plate 6 of angle need to be expired
Weldering, is fixed on angle for separator 5.To ensure the airtight effect of whole weld seam, and 5 pairs of isolation of the separator installed are empty
The entire angle of angle between cabin 2 and oil cargo tank 1, ballast tank 3 and goods pump room 4 is completely covered.In this way, separator 5
Empty cabin 2 will be isolated and be divided into the empty cabin main body of isolation and separate cavities, separate cavities are between the empty cabin main body of isolation with making between oil cargo tank 1
Be isolated empty cabin 2 be detached between oil cargo tank 1 " apex angle it is adjacent " relationship, even if thus the bulkhead of oil cargo tank 1 leaks
The case where, oil gas can only leak in separate cavities on the direction that empty cabin 2 is isolated, since separate cavities are with being isolated between the main body of empty cabin
There are also the separator 5 of airtight setting, oil gas, which can not further volatilize, to be leaked in the empty cabin 2 of isolation.In this way, which the isolation is empty
Cabin 2 has reformed into " safety zone ", that is, realizes " the evading danger zone " in the empty cabin 2 of the isolation adjacent for 1 apex angle of oil cargo tank.
After " the tanker danger zone bypassing method ", empty cabin 2 is isolated and is become by the danger zone of original 1 rank of ZONE
Safety zone, in this way, the electrical equipment being isolated in empty cabin 2 only needs no longer need no-spark explosion-proof in the conventional arrangement
Type electrical equipment, and empty 2 the inside of cabin of the two isolation also no longer needs to configure combustible gas detection device and setting air inerting is arranged
It applies, to reduce the construction cost of tanker.
Further, the separator 5 used in step S4 is round steel, steel pipe or band iron.Using round steel or steel pipe, with
The two sides of angle are welded, and circular arc and angle thereon forms separate cavities；Using band iron, the two sides of band iron and the two sides of angle are welded
It connects, band iron forms separate cavities towards the side at turning and turning.And cost is relatively low for round steel, steel pipe or band iron, wants meeting construction
While asking, cost can be further reduced.
Further, since ballast tank 3 and goods pump room 4 are adjacent with oil cargo tank 1, belong to the danger area of 1 grade of ZONE
Domain.In order to ensure the safety of operation of ship, it must be installed with combustible gas detection device inside ballast tank 3 and goods pump room 4, inside
The no-spark explosive-proof grade that the electrical and mechanical equipment of installing must satisfy certain grade requires, inside ballast tank 3 and goods pump room 4
It is provided with no-spark electric apparatus for explosive gas.And certain air inerting or extinguishing device are configured according to actual needs.?
In the present embodiment, it is preferable that combustible gas detection device is broadband gas leakage instrument.The broadband gas leakage instrument can be realized
The detection of wide scope inflammable gas, and have very high sensitivity to misty and vaporous still compound small quantity, it can be fine
Ground meets detection demand.
Further, since tanker requires cabin to have certain intensity, the material of the bulkhead plate 6 used in step sl
Material is steel.Since tanker is during navigation, it is broken that seawater, rainwater or wet air etc. can carry out corrosion to bulkhead plate 6
It is bad, therefore, further include in step sl to bulkhead plate 6 carry out antirust treatment, in the present embodiment, the rust preventing of use be
The surface of bulkhead plate 6 is coated with antirust coat.The material of the antirust coat is paint.It can be by steam and bulkhead plate by being coated with antirust coat
6 keep apart, and guarantee that bulkhead plate 6 will not corrode, extend the service life of bulkhead plate 6.Liquid goods can be reduced using paint
The construction cost of ship.Certainly, in other embodiments, can also be made of stainless steel with bulkhead plate 6, so that playing prevents
The effect of corrosion；Plating antirust coat can also be carried out to bulkhead plate 6 or is handled using other rust preventings, do not done herein
Excessive limitation.
Obviously, the above embodiment of the present invention is just for the sake of clearly illustrating examples made by the present invention, and being not is pair
The restriction of embodiments of the present invention.For those of ordinary skill in the art, may be used also on the basis of the above description
To make other variations or changes in different ways.There is no necessity and possibility to exhaust all the enbodiments.It is all this
Made any modifications, equivalent replacements, and improvements etc., should be included in the claims in the present invention within the spirit and principle of invention
Protection scope within.
Claims (10)
1. a kind of bypassing method of tanker danger zone, which comprises the steps of:
S1, to bulkhead plate (6) assembly, to weld compartment partitioning be oil cargo tank (1), empty cabin (2) is isolated, ballast tank (3) and goods pump
Cabin (4)；
S2, polishing and flaw detection are carried out to the weld seam between the bulkhead plate (6)；
S3, airtight examination is carried out to the oil cargo tank (1), the empty cabin (2) of the isolation, the ballast tank (3) and the goods pump room (4)
It tests；
S4, the folder between the empty cabin (2) of the isolation and the oil cargo tank (1), the ballast tank (3) and the goods pump room (4)
It is provided with separator (5) at angle along short transverse, the empty cabin (2) of the isolation is divided into the empty cabin master of isolation by the separator (5)
Body and separate cavities, the separate cavities are located at the angle.
2. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that the step S4
In, the separator (5) is fixedly installed on the angle by being fully welded.
3. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that in the step S4
The separator (5) used is round steel, steel pipe or band iron.
4. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that the ballast tank
(3) and the goods pump room (4) is provided with no-spark electric apparatus for explosive gas.
5. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that the ballast tank
(3) and the goods pump room (4) is provided with combustible gas detection device.
6. a kind of bypassing method of tanker danger zone according to claim 5, which is characterized in that the combustible gas inspection
Survey device is broadband gas leakage instrument.
7. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that in the step S1
The material of the bulkhead plate (6) used is steel.
8. a kind of bypassing method of tanker danger zone according to claim 1, which is characterized in that in the step S1
It further include that antirust treatment is carried out to the bulkhead plate (6).
9. a kind of bypassing method of tanker danger zone according to claim 8, which is characterized in that the bulkhead plate
(6) surface is coated with antirust coat.
10. a kind of bypassing method of tanker danger zone according to claim 9, which is characterized in that the antirust coat
Material be paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702860.2A CN110371244B (en) | 2019-07-31 | 2019-07-31 | Method for avoiding dangerous area of liquid cargo ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910702860.2A CN110371244B (en) | 2019-07-31 | 2019-07-31 | Method for avoiding dangerous area of liquid cargo ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110371244A true CN110371244A (en) | 2019-10-25 |
| CN110371244B CN110371244B (en) | 2021-08-03 |
Family
ID=68257456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910702860.2A Active CN110371244B (en) | 2019-07-31 | 2019-07-31 | Method for avoiding dangerous area of liquid cargo ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110371244B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2066008U (en) * | 1989-11-16 | 1990-11-21 | 北海船厂 | Bulk transport ship for edible oil |
| JPH07285496A (en) * | 1994-04-18 | 1995-10-31 | Osaka Shosen Mitsui Senpaku Kk | Disaster preventing system for bulk carrier |
| CN2897816Y (en) * | 2006-03-21 | 2007-05-09 | 中国海洋石油总公司 | Floating oil-storing and producing apparatus |
| WO2015040268A1 (en) * | 2013-09-20 | 2015-03-26 | Wärtsilä Finland Oy | Novel arrangement of access to lng fuel storage compartment |
| CN105564588A (en) * | 2014-11-10 | 2016-05-11 | 中集船舶海洋工程设计研究院有限公司 | LNG fuel cargo ship |
-
2019
- 2019-07-31 CN CN201910702860.2A patent/CN110371244B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2066008U (en) * | 1989-11-16 | 1990-11-21 | 北海船厂 | Bulk transport ship for edible oil |
| JPH07285496A (en) * | 1994-04-18 | 1995-10-31 | Osaka Shosen Mitsui Senpaku Kk | Disaster preventing system for bulk carrier |
| CN2897816Y (en) * | 2006-03-21 | 2007-05-09 | 中国海洋石油总公司 | Floating oil-storing and producing apparatus |
| WO2015040268A1 (en) * | 2013-09-20 | 2015-03-26 | Wärtsilä Finland Oy | Novel arrangement of access to lng fuel storage compartment |
| CN105564588A (en) * | 2014-11-10 | 2016-05-11 | 中集船舶海洋工程设计研究院有限公司 | LNG fuel cargo ship |
Non-Patent Citations (1)
| Title |
|---|
| 张灼端: "液货船的危险区域与电气设备选用", 《造船技术》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110371244B (en) | 2021-08-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5841680B2 (en) | LNG tank | |
| KR101545829B1 (en) | Arrangement for connecting a pipe to a lng tank | |
| US9995418B2 (en) | Bulkhead fitting assembly | |
| FI123162B (en) | LPG removal system, LPG storage tank, LPG tank replacement method and LPG tank manufacturing method | |
| ES2886607T3 (en) | Vessel with a gas piping system installed on it | |
| CN110371244A (en) | A kind of bypassing method of tanker danger zone | |
| CN104428521B (en) | Fluid flow control system with highly corrosion resistant, being particularly used for automobile fuel gas system | |
| US10801866B2 (en) | Measuring device for a combustible gas supply device for an internal combustion engine having a double-walled conbustible gas line | |
| US20190009864A1 (en) | Oil Tanker | |
| US20090173393A1 (en) | Pressure relief device | |
| KR100843978B1 (en) | Apparatus for shutting leak of toxic substance | |
| CN115264370A (en) | Storage facility for liquefied gases | |
| KR20200113207A (en) | Flange assembly | |
| RU2759454C2 (en) | Floating structure containing a tank suitable for storage of liquefied combustible gas | |
| KR102625033B1 (en) | fire protection system for high pressure gas storage tank | |
| Ordin | Mishaps with Oxygen in NASA Operations | |
| EP2999065A1 (en) | Vented spark plug tube with flame arrestor | |
| Евсин | The admission of vehicles to the transportation of dangerous cargoes in tanks | |
| CN207777822U (en) | A kind of universal charging system quick coupling safety device | |
| KR20240006295A (en) | Airtight installation structure for fuel storage space for ships | |
| Lamb et al. | 3. Recent Developments in Oil Tanker Equipment (Great Britain) | |
| KR20140032083A (en) | Marine vessel | |
| RU2575239C1 (en) | Liquid-propellant rocket engine drain system | |
| Pratt et al. | Some electrostatic considerations in the transportation of flammable liquids | |
| KR101167667B1 (en) | Gas sampling unit for ballast tank and ship having the same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |