CN110019579A - A kind of place of refuge's choosing method towards mammoth tanker - Google Patents
A kind of place of refuge's choosing method towards mammoth tanker Download PDFInfo
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- CN110019579A CN110019579A CN201710705368.1A CN201710705368A CN110019579A CN 110019579 A CN110019579 A CN 110019579A CN 201710705368 A CN201710705368 A CN 201710705368A CN 110019579 A CN110019579 A CN 110019579A
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- 238000000034 method Methods 0.000 title claims abstract description 32
- 241001503485 Mammuthus Species 0.000 title claims abstract description 18
- 238000010606 normalization Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 230000007613 environmental effect Effects 0.000 claims 1
- 239000003305 oil spill Substances 0.000 abstract description 4
- 230000008439 repair process Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000009429 distress Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The present invention relates to offshore oil carrier, specifically a kind of place of refuge's choosing method when occurring dangerous situation towards mammoth tanker.Comprise steps of determining that the every factor that oil tanker place of refuge chooses that influences；Gridding is carried out to each factor in target sea area；Each factor grid superposition；Place of refuge is determined according to stack result.The method of the present invention executes efficiently, is easy to apply, required data and software platform ArcGIS are easy to get.Research shows that this method is easy to operate, there is fabulous practicability, enhance the ability of oil spilling high risk sea area reply oil-spill risk, expand the research range of oil tanker place of refuge selection, can be widely applied to the sea area with oil-spill risk, to reduce oil spilling harm.
Description
Technical field
The present invention relates to seagoing tanker carrier, specifically a kind of place of refuge's choosing when occurring dangerous situation towards mammoth tanker
Take method.
Background technique
With the development of offshore oil transport service, the medium-and-large-sized oil tanker accident in ocean frequently occurs, to economic society and ecology
Environment causes the loss for being difficult to retrieve.International Maritime Organization (IMO) proposes to provide for ship in distress in last century late nineteen eighties
The concept of place of refuge, it is intended to reduce loss caused by oil tanker accident.2003, to solve the problems, such as that ship in distress provides place of refuge,
IMO has passed through " to need salvage vessels to provide place of refuge's guide ", for oil tanker place of refuge selection provide be contemplated that it is various
Factor.How analyzing influence place of refuge choose every factor, directly affect place of refuge selection result.Currently it is directed to place of refuge
The research of selection is concentrated mainly on management layer, but on technological layer, oil tanker place of refuge choose it is extremely complex, be difficult by it is each because
Element is unified under identical dimension, and to its comprehensive analysis.Currently, this even is solved the problems, such as without specific technical method.
Summary of the invention
Place of refuge's choosing insufficient in view of the above technology, that it is an object of the invention to provide a kind of when occurring dangerous situation towards mammoth tanker
Take method.This method quickly can provide most suitable place of refuge in complex environment for oil tanker in danger.
The technical solution adopted by the present invention to solve the technical problems is: a kind of selection side, place of refuge towards mammoth tanker
Method, comprising the following steps:
1) the every factor that oil tanker place of refuge chooses that influences is determined；
2) gridding is carried out to each factor in target sea area；
3) each factor grid superposition；
4) place of refuge is determined according to stack result.
The factor includes jury rig factor, factor of natural environment, socio-economic factor.
The jury rig factor includes relief ability, traction ability, fire-fighting ability, contains ability, ability of transferring, removes contamination
Ability, personnel protection ability.Every kind of ability represents a sub- factor, participates in gridding respectively.
The factor of natural environment includes high oil tanker offshore in danger distance, extra large table wind-force, extra large table wave, extra large surface low speed, seabed
The gradient, the depth of water, sediment, away from marine conservation areas distance.Every kind of factor participates in gridding respectively.
The socio-economic factor includes littoral population distribution, the distance away from tourist industry area, the distance away from culture zone.Every kind
Factor participates in gridding respectively.
Each factor in target sea area carry out gridding be specially to each single item factor in target sea area all into
Row gridding, comprising the following steps:
It is all laterally and longitudinally the sub-box for setting length that entire target sea area, which is divided into several, calculates separately each small lattice
The normalization numerical value of the factor of son.
Each factor grid superposition is specially each grid superimposed for each factor grid, by the grid it is each because
Element normalization numerical value summation, obtains the stack result of each grid.
It is described to determine that place of refuge is specially that stack result number is maximum as sea area of taking refuge according to stack result, it is keeping away
Harbour, anchorage or shipyard are chosen in difficult sea area as place of refuge.
The normalization numerical value of the factor for calculating each sub-box is obtained by following formula:
Ki=(xi-Mini)/(Maxi-Mini)*100
K represents each sub-box score, and i represents factor number, and x represents actual value of the element in sub-box, and Min is represented
The minimum value of element, Max represent the maximum value of element.
The invention has the following beneficial effects and advantage:
1. the potential sea area that the method for the present invention can take refuge towards mammoth tanker in danger makes oil tanker reply complexity in danger
When oceanographic condition, optimal place of refuge is quickly found out, place of refuge is improved and chooses efficiency.
2. the method for the present invention constructs square grid primarily directed to factor in target sea area, relevant to place of refuge's selection,
It is normalized by the actual value to each factor, distributes score value for each grid, the dimension eliminated between different factors is poor
It is different.
3. the method for the present invention according to final score height by effectively determining latent to the grid overlay analysis after normalization
In sea area of taking refuge, using harbour, anchorage or the large-scale shipbuilding and repair yards in the sea area as potential place of refuge.
4. the method for the present invention executes efficiently, it is easy to apply, required data and software platform (ArcGIS) are easy to get.Research shows that
This method is easy to operate, has fabulous practicability, enhances the ability of oil spilling high risk sea area reply oil-spill risk, expands
The research range that oil tanker place of refuge chooses, can be widely applied to the sea area with oil-spill risk, to reduce oil spilling harm.
Detailed description of the invention
Fig. 1 is flow chart of the method for the present invention；
Fig. 2 is the factor that the present invention is considered when oil tanker place of refuge in danger chooses；
Fig. 3 is the grid in the creation of target sea area；
Fig. 4 is grid superposition explanatory diagram；
Fig. 5 is method schematic diagram of the invention.
Specific embodiment
The present invention will be further described in detail below with reference to the embodiments.
A kind of place of refuge's choosing method towards mammoth tanker, comprising the following steps:
1) the every factor that oil tanker place of refuge chooses that influences is determined；
2) in target sea area each factor gridding；
3) each factor grid superposition；
4) place of refuge is determined according to stack result, such as harbour, anchorage, large-scale shipbuilding and repair yards；
The every factor for influencing the selection of oil tanker place of refuge includes jury rig factor, factor of natural environment, society's warp
Three aspects of Ji factor.
Each factor is to eliminate the dimension difference of different factors, while being used for the later period in the purpose of target sea area gridding
Overlay analysis.
The grid superposition is for determining the sea area for being suitable for place of refuge.
The place of refuge is generally harbour, anchorage, large-scale shipbuilding and repair yards, these places should be located at described in claim 4
It is suitable for the sea area of place of refuge.
Place of refuge's choosing method towards mammoth tanker, for instructing oil tanker place of refuge in danger to choose.
The present invention first determine obtain oil tanker it is in danger when, influence its place of refuge selection every factor, including emergency capability,
In terms of natural environment and social economy.It includes that relief ability (is gathered around with target sea area periphery harbour that spill response, which equips reserve status,
The quantity of some specialized salvage service ships indicates), traction ability is (with the quantity table for the towboat that target sea area periphery harbour possesses
Show), fire-fighting ability ((quantity of the fire boat possessed with target sea area periphery harbour indicates)), contain ability (with target sea
Domain periphery harbour storage the oil fence quantity indicate), ability of transferring (with target sea area periphery harbour storage de-ballast pump number
Amount indicates), clean-up capability (being indicated with the efficiency of oil receiving equipment of target sea area periphery harbour storage), personnel protection ability is (with mesh
The quantity for marking the biochemical defence suit of sea area periphery harbour storage indicates).Factor of natural environment includes that oil tanker offshore distance in danger (passes through
Google Earth acquisition), extra large table wind-force (being acquired by HY-2 satellite remote sensing date), extra large table wave it is high (distant by HY-2 satellite
The acquisition of sense data), extra large surface low fast (simulating to obtain by DELFT3D hydrodynamic model), the depth of water, underwater gradient (pass through ArcGIS
Be calculated by bathymetric data), sediment, away from marine conservation areas distance.Socio-economic factor include littoral population distribution, away from
The distance in tourist industry area, the distance away from culture zone.
Then, for convenience of by different influence factor normalizeds, each single item factor in target sea area all carries out net
It formats.The method of the present invention entire target sea area be divided into it is several be laterally and longitudinally all a km (1KM*1KM) sub-box, point
The normalization relative value of the indexs such as the depth of water, unrestrained height, the bottom slope inside each sub-box is not calculated (between 1 to 100
Numerical value).Wherein, scoring criteria are as follows: for score value between 1 to 100, score value is higher, is more suitable as refuge, on the contrary,
Score value is lower, is more not suitable as refuge.Calculation formula is as follows:
Ki=(xi-Mini)/(Maxi-Mini)*100
K represents each sub-box score, and i represents factor number, and x represents actual value of the element in sub-box, and Min is represented
The minimum value of element, Max represent the maximum value of element.
After the normalized for completing every factor, by all grid superposition processings, in target sea area, according to score height
The sea area that low determination is suitble to oil tanker to take refuge.Finally, checking that there are harbour, anchorage or large-scale shipbuilding and repair yards, these ground in the sea area
Point is just the ideal place of refuge of oil tanker in danger.This method is simple to operation, and providing for fast selecting oil tanker place of refuge in danger can
Row thinking.
As shown in Figure 1, the present invention includes four step processes, it is first determined when choosing place of refuge for oil tanker in danger, participate
Every factor, secondly to each factor gridding in target sea area, again by each factor grid be superimposed, finally according to score height it is true
Surely it is suitable for the sea area that oil tanker is taken refuge, and pays close attention to harbour, anchorage or large-scale shipbuilding and repair yards.As shown in figure 5, A is to determine to take refuge
Every factor in place；B is to carry out gridding in target sea area to these factors；C is the superposition of each grid.
As shown in Fig. 2, factor included in the present invention mainly include target sea area spill response equipment reserve status,
The factor of natural environment in target sea area and the socio-economic factor in target sea area.
As shown in figure 3, the grid established in the present invention for target sea area, in Fig. 1 each factor all utilize the grid into
Row normalization, with unified dimension.
As shown in figure 4, after the completion of the corresponding grid of each factor is established in Fig. 3 of the present invention, each grid overlay analysis, according to
Height is divided to determine sea area of suitably taking refuge.
Claims (9)
1. a kind of place of refuge's choosing method towards mammoth tanker, it is characterised in that the following steps are included:
1) the every factor that oil tanker place of refuge chooses that influences is determined；
2) gridding is carried out to each factor in target sea area；
3) each factor grid superposition；
4) place of refuge is determined according to stack result.
2. a kind of place of refuge's choosing method towards mammoth tanker according to claim 1, it is characterised in that the factor
Including jury rig factor, factor of natural environment, socio-economic factor.
3. a kind of place of refuge's choosing method towards mammoth tanker according to claim 2, it is characterised in that the emergency
Equipment factor includes relief ability, traction ability, fire-fighting ability, contains ability, ability of transferring, clean-up capability, personnel protection energy
Power.
4. a kind of place of refuge's choosing method towards mammoth tanker according to claim 2, it is characterised in that the nature
Environmental factor includes oil tanker offshore in danger distance, extra large table wind-force, high, the extra large surface low speed of extra large table wave, underwater gradient, the depth of water, seabed bottom
Matter, away from marine conservation areas distance.
5. a kind of place of refuge's choosing method towards mammoth tanker according to claim 2, it is characterised in that the society
Economic factor includes littoral population distribution, the distance away from tourist industry area, the distance away from culture zone.
6. a kind of place of refuge's choosing method towards mammoth tanker according to claim 1, it is characterised in that described to mesh
Each factor in mark sea area carries out gridding and specially all carries out gridding to each single item factor in target sea area, including following
Step:
It is all laterally and longitudinally the sub-box for setting length that entire target sea area, which is divided into several, calculates separately each sub-box
The normalization numerical value of the factor.
7. a kind of place of refuge's choosing method towards mammoth tanker according to claim 1, it is characterised in that it is described it is each because
Plain grid superposition is specially each grid superimposed for each factor grid, and each factor normalization numerical value of the grid is asked
With obtain the stack result of each grid.
8. a kind of place of refuge's choosing method towards mammoth tanker according to claim 1, it is characterised in that the basis
Stack result determines that place of refuge is specially that stack result number is maximum as sea area of taking refuge, and chooses port in sea area of taking refuge
Mouth, anchorage or shipyard are as place of refuge.
9. a kind of place of refuge's choosing method towards mammoth tanker according to claim 1, it is characterised in that the calculating
The normalization numerical value of the factor of each sub-box is obtained by following formula:
Ki=(xi-Mini)/(Maxi-Mini)*100
K represents each sub-box score, and i represents factor number, and x represents actual value of the element in sub-box, and Min represents element
Minimum value, Max represents the maximum value of element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705368.1A CN110019579B (en) | 2017-08-17 | 2017-08-17 | Refuge land selection method for large-scale tanker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705368.1A CN110019579B (en) | 2017-08-17 | 2017-08-17 | Refuge land selection method for large-scale tanker |
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| CN110019579A true CN110019579A (en) | 2019-07-16 |
| CN110019579B CN110019579B (en) | 2023-05-30 |
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| CN201710705368.1A Active CN110019579B (en) | 2017-08-17 | 2017-08-17 | Refuge land selection method for large-scale tanker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112232702A (en) * | 2020-11-05 | 2021-01-15 | 交通运输部规划研究院 | Multi-risk-source-oriented space-time high-resolution quantitative oil spill risk analysis method |
| CN116401473A (en) * | 2023-06-07 | 2023-07-07 | 上海维智卓新信息科技有限公司 | Evacuation location information recommendation method, electronic device and storage medium |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112232702A (en) * | 2020-11-05 | 2021-01-15 | 交通运输部规划研究院 | Multi-risk-source-oriented space-time high-resolution quantitative oil spill risk analysis method |
| CN112232702B (en) * | 2020-11-05 | 2023-09-01 | 交通运输部规划研究院 | Multi-risk source-oriented space-time high-resolution oil spill risk quantitative analysis method |
| CN116401473A (en) * | 2023-06-07 | 2023-07-07 | 上海维智卓新信息科技有限公司 | Evacuation location information recommendation method, electronic device and storage medium |
| CN116401473B (en) * | 2023-06-07 | 2023-08-15 | 上海维智卓新信息科技有限公司 | Evacuation location information recommendation method, electronic device and storage medium |
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