CN110136486A - A kind of port area Navigation capacity judgment method and system - Google Patents
A kind of port area Navigation capacity judgment method and system Download PDFInfo
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Abstract
The present invention discloses a kind of port area Navigation capacity judgment method and system, comprising: obtains the corresponding ship parameter of current ship and environmental parameter；The operating status of current ship is determined according to the manipulation model of the ship parameter of the current ship and environmental parameter and ship；The operating status include current ship track and keel under rich d -trans- allethrin；Judge whether current ship can safety port area according to the operating status of current ship.A kind of port area Navigation capacity judgment method and system provided by the invention can fast and accurately judge whether layout of port meets the navigation of ship.
Description
Technical field
The present invention relates to harbor approach engineering fields, more particularly to a kind of port area Navigation capacity judgment method and system.
Background technique
Now to the research of the Navigation capacity of new port, channel case be support Port Design, construction and operation management and
The important topic of maintenance measures.The practical operation process of harbor approach is a complicated system engineering, by berth, navigation channel property
The influence of many factors such as energy, hydrometeorology has very strong randomness.In existing technology, except conventional tide, wave,
The hydrodynamic simulations such as flow field and Sedimentation calculate outer, demand the problems such as to ship entering and leaving port condition and pier mooring also day
Benefit increases, especially Binhai Generator Station project, is frequently necessary to cooperation ship disengaging for the arrangement of mouth door, breakwater, water intake and outlet
The influence evaluation and problem analysis of port risk.It is difficult to be put into these factors in one entirety with conventional method and is comprehensively examined
Consider, and existing behaviour's ship test at present, main to be carried out by ship manoeuvring simulator, offering, relatively high, the period is longer, to hardware
The basic condition of facility requires height again, and wave, the stream condition of specific format need to be imported when operation, especially adjusts with engineering proposal
Shi Jiwei is inconvenient.
Summary of the invention
The object of the present invention is to provide a kind of port area Navigation capacity judgment method and systems, can fast and accurately judge
Whether layout of port meets the navigation of ship.
To achieve the above object, the present invention provides following schemes:
A kind of port area Navigation capacity judgment method, comprising:
Obtain the corresponding ship parameter of current ship and environmental parameter；The ship parameter includes Ship's Principal Dimensions and is
Number, paddle scale, rudder scale, wind area, host parameter and Ship Types；The environmental parameter includes that current ship enters port
Position wind field, wave field, flow field, bathymetric data and the navigation channel the Gang Qu data in area；
The fortune of current ship is determined according to the manipulation model of the ship parameter of the current ship and environmental parameter and ship
Row state；The operating status include current ship track and keel under rich d -trans- allethrin；
According to the operating status of current ship judge current ship whether can safety port area, obtain the first judgement knot
Fruit；
When the first judging result indicate current ship can safety port area, then return and obtain the corresponding ship of current ship
The step of oceangoing ship parameter and environmental parameter, judges whether ship to be measured can safety port area；
When the first judging result indicate current ship can not safety port area, then judge that the current Ship Types are
The no Ship Types for port area setting, obtain the second judging result；
It is the Ship Types of port area setting when the second judging result indicates current Ship Types not, then returns to acquisition and work as
The step of corresponding ship parameter of preceding ship and environmental parameter, judge whether ship to be measured can safety port area；
When the second judging result indicates that current Ship Types are the Ship Types of the port area setting, then again to the port
Area planned, until the Ship Types of port area setting being capable of port area described in safety.
Optionally, before the corresponding ship parameter of the current ship of acquisition and environmental parameter, further includes:
Obtain the Ship Types of the port area setting.
Optionally, the manipulation model of the ship parameter of the current ship of the basis and environmental parameter and ship determines current ship
The operating status of oceangoing ship, specifically includes:
According to the ship parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force；The ship water
Power is the external force of all directions of hull, propeller and the rudder of the current ship under the influence of environmental parameter；
According to the manipulation speed of a ship or plane of model Ship ' of ship hydrodynamics, the ship parameter and ship, course and
The position of ship in water；
The track of ship is determined according to the speed of a ship or plane of the ship and course；
Rich d -trans- allethrin under the keel of ship is determined according to the position of ship in water.
It is optionally, described according to the ship parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force,
It specifically includes:
The all directions being subject to according to the propeller that the ship parameter and the environmental parameter obtain the current ship
External force and the current ship the external force of all directions that is subject to of rudder；
The hull of the current ship is calculated according to the ship parameter and the environmental parameter and the commercial CFD software
The external force for all directions being subject to；
What the rudder of the external force for all directions being subject to according to the propeller of the current ship and the current ship was subject to
The external force for all directions that the hull of the external force of all directions and the current ship is subject to calculates the ship hydrodynamics.
Optionally, it is calculated described according to the ship parameter and the environmental parameter and the commercial CFD software current
Before the external force for all directions that the hull of ship is subject to, further includes:
Each ship parameter and the environmental parameter are input to commercial CFD software in advance, each ship is calculated not
With the external force for all directions that the hull under environmental parameter environment is subject to.
Optionally, the external force for all directions that the propeller according to the current ship is subject to and the current ship
The external force of all directions that is subject to of rudder and the external force of all directions that is subject to of the hull of the current ship calculate the ship
Oceangoing ship hydrodynamic force, specifically:
Wherein, Σ X, Σ Y, Σ N, Σ K are the ship hydrodynamics, XH、YH、NH、KHFor the current ship hull by
The external force of all directions arrived, XP、YP、NPFor the external force for all directions that the propeller of the current ship is subject to, XR、YR、NR、
KRFor the external force for all directions that the rudder of the current ship is subject to.
Optionally, described described current according to the calculating of the manipulation model of ship hydrodynamics, the ship parameter and ship
The operating status of ship, specifically:
Wherein, m is the gross mass of ship, IZZIt is ship to the rotary inertia of z-axis, JZZIt is used for rotation of the ship to x-axis
Amount, Σ X, Σ Y, Σ N, Σ K are the ship hydrodynamics,It is rolling angular acceleration, r is heading rate,Add to turn first angle
Speed, u are surging speed,For surging Velocity-acceleration, v is swaying speed,For swaying acceleration.
A kind of port area Navigation capacity judges system, judges applied to the port area Navigation capacity, comprising:
The current corresponding ship parameter of ship and environmental parameter obtain module, for obtaining the corresponding ship ginseng of current ship
Several and environmental parameter；The ship parameter includes Ship's Principal Dimensions and coefficient, paddle scale, rudder scale, wind area, host parameter
And Ship Types；The environmental parameter includes position wind field, wave field, flow field, the bathymetric data that current ship enters port area
And the navigation channel Gang Qu data；
Current vessel motion state acquisition module, for the ship parameter and environmental parameter and ship according to the current ship
The manipulation model of oceangoing ship determines the operating status of current ship；The operating status include current ship track and keel under have more than needed
The depth of water；
First judgment module, for judging whether current ship can safety port according to the operating status of current ship
Area；
Second judgment module, for when the first judging result indicate current ship can not safety port area when, judgement
The current Ship Types whether be port area setting Ship Types.
Optionally, port area Navigation capacity judges system further include:
The Ship Types of port area setting obtain module, for obtaining the Ship Types of the port area setting.
Optionally, the current vessel motion state acquisition module includes:
Ship hydrodynamics computing module, based on according to the ship parameter and the environmental parameter and commercial CFD software
Calculate ship hydrodynamics；The ship hydrodynamics are that hull, propeller and the rudder of the current ship are influenced in the environmental parameter
Under all directions external force；
The position computation module of the speed of a ship or plane, course and the ship of ship in water, for according to ship hydrodynamics, the ship
The position of the speed of a ship or plane, course and the ship of oceangoing ship parameter and the manipulation model Ship ' of ship in water；
The track determining module of ship, the track of ship is determined for the speed of a ship or plane and course according to the ship；
Rich d -trans- allethrin determining module under the keel of ship, under the keel for determining ship according to the position of ship in water
Rich d -trans- allethrin.
The specific embodiment provided according to the present invention, the invention discloses following technical effects: one kind provided by the invention
Port area Navigation capacity judgment method, the manipulation model by the corresponding ship parameter of current ship and environmental parameter and ship are true
The operating status of settled preceding ship judges whether current ship can safety port area according to the operating status of current ship.This
Invention also provides a kind of port area Navigation capacity and judges system, can fast and accurately judge whether layout of port meets ship
Navigation.And then, it can be achieved that risk is opened the navigation or air flight to support Port Location, design to ship navigation capability study, the assessment at harbour, navigation channel
With engineering construction and operation management decision.
Detailed description of the invention
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also obtain according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of port area Navigation capacity judgment method flow diagram provided in an embodiment of the present invention；
Fig. 2 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges system structure diagram；
Fig. 3 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software startup interface figure；
Fig. 4 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software main operation interface figure；
Fig. 5 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software new construction surface chart；
Fig. 6 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software setup module surface chart；
Fig. 7 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software parameter module interfaces figure；
Fig. 8 is that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software ocean wave parameter module interfaces figure；
Fig. 9 is the manipulation and control module interfaces figure that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software；
Figure 10 is the ship entry track schematic diagram that a kind of port area Navigation capacity provided in an embodiment of the present invention judges software；
Detailed description of the invention: the corresponding ship parameter of the current ship of 1- and environmental parameter obtain module, the current vessel motion shape of 2-
State obtains module, 3- first judgment module, the second judgment module of 4-.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of port area Navigation capacity judgment method and systems, can fast and accurately judge
Whether layout of port meets the navigation of ship.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, with reference to the accompanying drawing and specific real
Applying mode, the present invention is described in further detail.
Embodiment 1
The present embodiment provides a kind of port area Navigation capacity judgment method method, Fig. 1 is provided in an embodiment of the present invention one
The area Zhong Gang Navigation capacity judgment method flow diagram, as shown in Figure 1, a kind of port area Navigation capacity judgment method, including it is as follows
Step:
S100: the corresponding ship parameter of current ship and environmental parameter are obtained；The ship parameter includes Ship's Principal Dimensions
And coefficient, paddle scale, rudder scale, wind area, host parameter and Ship Types；The environmental parameter include current ship into
It enters a port position wind field, wave field, flow field, bathymetric data and the navigation channel the Gang Qu data in area；
S101: current ship is determined according to the manipulation model of the ship parameter of the current ship and environmental parameter and ship
Operating status；The operating status include current ship track and keel under rich d -trans- allethrin；
S102: according to the operating status of current ship judge current ship whether can safety port area, obtain first and sentence
Disconnected result；
When the first judging result indicate current ship can safety port area, then return and obtain the corresponding ship of current ship
The step of oceangoing ship parameter and environmental parameter, judges whether ship to be measured can safety port area；
S103: when the first judging result indicate current ship can not safety port area, then judge the current ship
Type whether be port area setting Ship Types, obtain the second judging result；
It is the Ship Types of port area setting when the second judging result indicates current Ship Types not, then to S105: obtaining
Take the corresponding ship parameter of ship to be measured and environmental parameter；
S104: when the second judging result indicates that current Ship Types are the Ship Types of port area setting, then again right
It is planned in the port area；
S105: the corresponding ship parameter of ship to be measured and environmental parameter are obtained；
Until the Ship Types of port area setting being capable of port area described in safety.
It further include obtaining the port area setting before the corresponding ship parameter of the current ship of acquisition and environmental parameter
Ship Types.The Ship Types of port area setting are related generally in the planning process in port area, i.e. each port area has fixed
Ship Types, if judge port area setting Ship Types can safety port area, then the Navigation capacity in the port area accords with
It closes and requires.
Current ship is determined according to the manipulation model of the ship parameter of current ship and environmental parameter and ship in embodiment
The operating status of oceangoing ship, specifically includes:
According to the ship parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force；The ship water
Power is the external force of all directions of hull, propeller and the rudder of the current ship under the influence of environmental parameter；
According to the manipulation speed of a ship or plane of model Ship ' of ship hydrodynamics, the ship parameter and ship, course and
The position of ship in water；
The track of ship is determined according to the speed of a ship or plane of the ship and course；
Rich d -trans- allethrin under the keel of ship is determined according to the position of ship in water.
Wherein, rich d -trans- allethrin is superimposed to obtain more than the navigation requirement safety in corresponding port area under the track of ship and the keel of ship
It measures (safety coefficient), if being as a result more than layout of port and depth condition permission, then cannot pass through.
In embodiment, according to the ship parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force,
It specifically includes:
The all directions being subject to according to the propeller that the ship parameter and the environmental parameter obtain the current ship
External force and the current ship the external force of all directions that is subject to of rudder；
The hull of the current ship is calculated according to the ship parameter and the environmental parameter and the commercial CFD software
The external force for all directions being subject to；
What the rudder of the external force for all directions being subject to according to the propeller of the current ship and the current ship was subject to
The external force for all directions that the hull of the external force of all directions and the current ship is subject to calculates the ship hydrodynamics.
In the ship for calculating current ship according to the ship parameter and the environmental parameter and the commercial CFD software
Before the external force for all directions that body is subject to, further includes:
Each ship parameter and the environmental parameter are input to commercial CFD software in advance, each ship is calculated not
With the external force for all directions that the hull under environmental parameter environment is subject to.
In the present embodiment, by be previously obtained hull of each ship under varying environment parametric environmental be subject to it is each
The external force in direction can be quickly obtained the judgement of port area Navigation capacity in actual test process.
The rudder of the external force of all directions that the propeller according to the current ship is subject to and the current ship by
To the external force of all directions that is subject to of the external force of all directions and the hull of the current ship calculate the ship hydrodynamic(al)
Power, specifically:
Wherein, Σ X, Σ Y, Σ N, Σ K are the ship hydrodynamics, XH、YH、NH、KHFor the current ship hull by
The external force of all directions arrived, XP、YP、NPFor the external force for all directions that the propeller of the current ship is subject to, XR、YR、NR、
KRFor the external force for all directions that the rudder of the current ship is subject to.
The fortune that the current ship is calculated according to the manipulation model of ship hydrodynamics, the ship parameter and ship
Row state, specifically:
Wherein, m is the gross mass of ship, IZZIt is ship to the rotary inertia of z-axis, JZZIt is used for rotation of the ship to x-axis
Amount, Σ X, Σ Y, Σ N, Σ K are the ship hydrodynamics,It is rolling angular acceleration, r is heading rate,Add to turn first angle
Speed, u are surging speed,For surging Velocity-acceleration, v is swaying speed,For swaying acceleration.
Embodiment 2
The present embodiment provides a kind of port area Navigation capacities to judge system, such as a kind of port area provided in an embodiment of the present invention Fig. 2
Navigation capacity judges system structure diagram it is found that a kind of port area Navigation capacity provided by the invention judges that system includes current ship
The corresponding ship parameter of oceangoing ship and environmental parameter obtain module 1, current vessel motion state acquisition module 2,3 and of first judgment module
Second judgment module 4.
Wherein, the corresponding ship parameter of the current ship and environmental parameter obtain module 1 for obtaining current ship pair
The ship parameter and environmental parameter answered；The ship parameter includes Ship's Principal Dimensions and coefficient, paddle scale, rudder scale, wind surface
Product, host parameter and Ship Types；The environmental parameter includes position wind field, wave field, the stream that current ship enters port area
Field, bathymetric data and the navigation channel Gang Qu data；
The current vessel motion state acquisition module 2 is used for ship parameter and environmental parameter according to the current ship
And the manipulation model of ship determines the operating status of current ship；The operating status includes under the track and keel of current ship
Rich d -trans- allethrin；
The first judgment module 3 is used to judge whether current ship can safety according to the operating status of current ship
Port area；
Second judgment module 4 be used for when the first judging result indicate current ship can not safety port area when,
Judge the current Ship Types whether be port area setting Ship Types.
Further, port area Navigation capacity judges that system further includes that the Ship Types of port area setting obtain module, institute
The Ship Types of the area Shu Gang setting obtain the Ship Types that module is used to obtain the port area setting.
Specifically, the current vessel motion state acquisition module 2 includes the boat of ship hydrodynamics computing module, ship
Speed, course and ship position computation module in water, the track determining module of ship and ship keel under rich d -trans- allethrin
Determining module.
The ship hydrodynamics computing module is used for according to the ship parameter and the environmental parameter and commercial CFD software
Ship ' hydrodynamic force；The ship hydrodynamics are hull, propeller and the rudder of the current ship in the environmental parameter shadow
The external force of all directions under ringing；
The position computation module of the speed of a ship or plane, course and the ship of the ship in water is used for according to ship hydrodynamics, institute
State the position of the speed of a ship or plane, course and the ship of the manipulation model Ship ' of ship parameter and ship in water；
The track determining module of the ship is used to determine the track of ship according to the speed of a ship or plane and course of the ship；
Rich d -trans- allethrin determining module is used to determine the dragon of ship according to the position of ship in water under the keel of the ship
Rich d -trans- allethrin under bone.
Embodiment 3
The present embodiment provides a kind of port area Navigation capacity judgment method methods, judge software realization using port area Navigation capacity
The above process.
Fig. 3-Figure 10 is the operation interface that port area Navigation capacity judges software, as shown in Fig. 3-Figure 10, the port area
Navigation capacity judges that the operation interface left side of software is sea chart, shows track, ocean geographic environment of ship's navigation etc., right side is
Parameter modification, ship operation and control interface, can modify the parameters such as Ship's Principal Dimensions, marine environment, manipulation and control, realize different ships
Navigation emulation, and obtain final assessment report.
Ship parameter, ocean environment parameter (including wind, stream etc.), electronic chart etc. can be set in operation user, and program will
When calculating the speed of service of the ship in set natural environment, track, risk zones automatically and estimating ship's navigation
Operating status.The control parameters such as engine speed, rudder angle can be modified by " manipulation and control " interface by operating user, be realized
Simulation Control of Ship Manoeuvring, it will also be appreciated that the information such as the longitude and latitude of ship, the speed of a ship or plane, course, the depth of water, rich d -trans- allethrin, alarm.
Operation user passes through sea chart, it can be seen that the track during Ship Controling.It should be gone on board according to sea chart when ship will approach
The location information of oceangoing ship, course angular speed adjust engine of boat and ship revolving speed and rudder angle in real time, with ensure ship smoothly into
Port berthing.During entering a port, operation user, which need to pay special attention to show in conjunction with ship motion information and its position and attitude, to come
Real-time adjustment to its rudder angle and engine speed, to ensure the posture after ship enters a port and position.
Further, in order to realize the operation of above-mentioned software, the invention also includes following steps:
Interface includes that main body forms show program header, three-dimensional map, and top shows stormy waves stream numerical values recited and side
To lower section shows that ship dial plate information, right side show data parameters set interface.
Interface alternation includes the interaction of right side parameter setting, the interaction of bottom side instrument board, three-dimensional map mouse interactive function, tool
Column interaction.
Wherein, right side window parameter setting interaction includes: four system setting, ship parameter, ocean wave parameter, manipulation and control moulds
Block.Realize that parameter and solver carry out communication interaction, the data file for loading specified format carries out parsing function and rings in real time
Answer solver Transfer Parameters data.
Instrument board interaction in bottom side is respectively as follows: revolving speed, rudder angle, course, the speed of a ship or plane, operation rudder, engine comprising 7 dial plates
Revolving speed hand rudder, Water Depth Information.Real-time display data information and realization Keyboard Control rudder and engine speed hand rudder function.
The interaction of three-dimensional map mouse includes: map is mobile/servo-actuated, opens data file, display destination, saves course line, protects
Track, removing/display track are deposited, designated layer is removed, clears up whole layers, deletes course line, ranging, layer management function.
Toolbar interaction includes: new construction opens engineering, saves engineering, initialization vessel position, mobile ship position
It sets, be configured primitive point, beginning/pause ship emulation, screenshot function, recording function, display program information, display operation instruction
Book.
Three-dimensional map realizes display Google Online Map, loads the customized map of BMP, shows ship current location, with
And ship track, trajectory line, tracing point.
Program and solver are carried out communication by Socket and are interacted using UDP and custom protocol mode.Program
User to set information is passed to solver to solve, program real-time response solver returns to ships data information, is reacted to
On map interface, to show ship motion conditions.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For system disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention；At the same time, for those skilled in the art, foundation
Thought of the invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification is not
It is interpreted as limitation of the present invention.
Claims (10)
1. a kind of port area Navigation capacity judgment method characterized by comprising
Obtain the corresponding ship parameter of current ship and environmental parameter；The ship parameter includes Ship's Principal Dimensions and coefficient, paddle
Scale, rudder scale, wind area, host parameter and Ship Types；The environmental parameter includes that current ship enters port area
Position wind field, wave field, flow field, bathymetric data and the navigation channel Gang Qu data；
According to the ship parameter and environmental parameter of the current ship, the operation of current ship is determined using the manipulation model of ship
State；The operating status include current ship track and keel under rich d -trans- allethrin；
According to the operating status of current ship judge current ship whether can safety port area, obtain the first judging result；
When the first judging result indicate current ship can safety port area, then return and obtain the corresponding ship ginseng of current ship
The step of several and environmental parameter, judge whether ship to be measured can safety port area；
When the first judging result indicate current ship can not safety port area, then judge the current Ship Types whether be
The Ship Types of the port area setting, obtain the second judging result；
It is the Ship Types of port area setting when the second judging result indicates current Ship Types not, then returns and obtain current ship
The step of corresponding ship parameter of oceangoing ship and environmental parameter, judges whether ship to be measured can safety port area；
When the second judging result indicates that current Ship Types are the Ship Types of port area setting, then again to the port area into
Professional etiquette is drawn, until the Ship Types of port area setting being capable of port area described in safety.
2. a kind of port area Navigation capacity judgment method according to claim 1, which is characterized in that obtain current ship described
Before the corresponding ship parameter of oceangoing ship and environmental parameter, further includes:
Obtain the Ship Types of the port area setting.
3. a kind of port area Navigation capacity judgment method according to claim 1, which is characterized in that the current ship of basis
Ship parameter and environmental parameter, the operating status of current ship is determined using the manipulation model of ship, is specifically included:
According to the ship parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force；The ship hydrodynamics
For the external force of all directions under the influence of environmental parameter of hull, propeller and rudder of the current ship；
According to the speed of a ship or plane, course and the ship of the manipulation model Ship ' of ship hydrodynamics, the ship parameter and ship
Position in water；
The track of ship is determined according to the speed of a ship or plane of the ship and course；
Rich d -trans- allethrin under the keel of ship is determined according to the position of ship in water.
4. a kind of port area Navigation capacity judgment method according to claim 3, which is characterized in that described according to the ship
Parameter and the environmental parameter and commercial CFD software Ship ' hydrodynamic force, specifically include:
The all directions being subject to according to the propeller that the ship parameter and the environmental parameter obtain the current ship it is outer
The external force for all directions that the rudder of power and the current ship is subject to；
According to the ship parameter and the environmental parameter and the commercial CFD software calculate the hull of the current ship by
All directions external force；
The rudder of the external force for all directions being subject to according to the propeller of the current ship and the current ship is subject to each
The external force for all directions that the hull of the external force in direction and the current ship is subject to calculates the ship hydrodynamics.
5. a kind of port area Navigation capacity judgment method according to claim 4, which is characterized in that described according to the ship
The external force for all directions that the hull that oceangoing ship parameter and the environmental parameter and the commercial CFD software calculate current ship is subject to it
Before, further includes:
Each ship parameter and the environmental parameter are input to commercial CFD software in advance, each ship is calculated in different rings
The external force for all directions that hull under the parametric environmental of border is subject to.
6. an a kind of port area Navigation capacity judgment method according to claim 4, which is characterized in that described to work as according to
The external force for all directions that the rudder of the external force for all directions that the propeller of preceding ship is subject to and the current ship is subject to and
The external force for all directions that the hull of the current ship is subject to calculates the ship hydrodynamics, specifically:
Wherein, Σ X, Σ Y, Σ N, Σ K are the ship hydrodynamics, XH、YH、NH、KHIt is subject to for the hull of the current ship
The external force of all directions, XP、YP、NPFor the external force for all directions that the propeller of the current ship is subject to, XR、YR、NR、KRFor
The external force for all directions that the rudder of the current ship is subject to.
7. a kind of port area Navigation capacity judgment method according to claim 6, which is characterized in that described according to ship hydrodynamic(al)
The manipulation model of power, the ship parameter and ship calculates the operating status of the current ship, specifically:
Wherein, m is the gross mass of ship, IZZIt is ship to the rotary inertia of z-axis, JZZIt is ship to the rotary inertia of x-axis, Σ X,
Σ Y, Σ N, Σ K are the ship hydrodynamics,It is rolling angular acceleration, r is heading rate,To turn first angular acceleration, u
For surging speed,For surging Velocity-acceleration, v is swaying speed,For swaying acceleration.
8. a kind of port area Navigation capacity judges system characterized by comprising
The current corresponding ship parameter of ship and environmental parameter obtain module, for obtain the corresponding ship parameter of current ship and
Environmental parameter；The ship parameter include Ship's Principal Dimensions and coefficient, paddle scale, rudder scale, wind area, host parameter and
Ship Types；The environmental parameter include current ship enter the position wind field in port area, wave field, flow field, bathymetric data and
The navigation channel Gang Qu data；
Current vessel motion state acquisition module utilizes ship for the ship parameter and environmental parameter according to the current ship
The manipulation model of oceangoing ship determines the operating status of current ship；The operating status include current ship track and keel under have more than needed
The depth of water；
First judgment module, for judging whether current ship can safety port area according to the operating status of current ship；
Second judgment module, for when the first judging result indicate current ship can not safety port area when, described in judgement
Current Ship Types whether be the port area setting Ship Types.
9. a kind of port area Navigation capacity according to claim 8 judges system, which is characterized in that further include:
The Ship Types of port area setting obtain module, for obtaining the Ship Types of the port area setting.
10. a kind of port area Navigation capacity according to claim 8 judges system, which is characterized in that the current ship fortune
Row state acquisition module includes:
Ship hydrodynamics computing module, for calculating ship according to the ship parameter and the environmental parameter and commercial CFD software
Oceangoing ship hydrodynamic force；The ship hydrodynamics are hull, propeller and the rudder of the current ship under the influence of environmental parameter
The external force of all directions；
The position computation module of the speed of a ship or plane, course and the ship of ship in water, for being joined according to ship hydrodynamics, the ship
The position of the speed of a ship or plane, course and the ship of several and ship manipulation model Ship 's in water；
The track determining module of ship, the track of ship is determined for the speed of a ship or plane and course according to the ship；
Rich d -trans- allethrin determining module under the keel of ship is had more than needed under the keel for determining ship according to the position of ship in water
The depth of water.
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