CN106959623B - Ship hydrometeorology data transfer control system and method based on Beidou - Google Patents
Ship hydrometeorology data transfer control system and method based on Beidou Download PDFInfo
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- CN106959623B CN106959623B CN201710086559.4A CN201710086559A CN106959623B CN 106959623 B CN106959623 B CN 106959623B CN 201710086559 A CN201710086559 A CN 201710086559A CN 106959623 B CN106959623 B CN 106959623B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B7/00—Radio transmission systems, i.e. using radiation field
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- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
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- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
The present invention relates to a kind of ship hydrometeorology data transfer control system based on Beidou, it includes hydrometeorological center and multiple hydrometeorological observations point, wherein, each hydrometeorological observation point is arranged on a corresponding ship, hydrometeorological center includes calculating control server, the first RDSS communication module and data server, and each hydrometeorological observation point includes RNSS locating module, the 2nd RDSS communication module, computing module, control module, the more element acquisition modules of hydrometeorology and ship status information acquisition module.The present invention can transmit frequency according to hydrometeorological information change amplitude and the density adjust automatically data of hydrometeorological observation point, Beidou message amount is reduced while hydrometeorological information change can be accurately reflected, to save energy consumption and valuable satellite communication bandwidth.
Description
Technical field
The present invention relates to computer communication technology fields, and in particular to a kind of ship hydrometeorology data biography based on Beidou
Defeated control system and method.
Background technique
As big-dipper satellite positioning (passes through RNSS, Radio Navigation Satellite Service, i.e. radio
Navigation Satellite Service) and short message communication (by RDSS, Radio Determination Satellite Service, i.e., without
Line electrometric determination satellite service) it is increasingly mature, more and more hydrometeorological observation stations using Beidou satellite communication realize the hydrology
Meteorological data is transmitted, and especially those can not pass through the ground that conventional communication mode (wired, GPRS and VHF/UHF etc.) realizes communication
Area, such as remote mountain areas, island, oil platform and ocean ship etc..Beidou RDSS communication is these regional hydrology gas of solution
Image data returns provide solution in real time, so that the transmission of hydrometeorological data can not be limited by time and region.
The existing hydrometeorological observation equipment based on Beidou communication is all made of fixed intervals acquisition and the method for transmission (should
Data transfer interval is greater than big-dipper satellite short message minimum communication interval).This transmission method is put interior to water at a fixed time
Literary Meteorological Center sends the hydrometeorological data of the observation device.But if transmission time interval is short, observation device energy consumption
Height, and occupy biggish Beidou communication channel；If sending interval length, the hydrology of the observation point possibly can not be accurately reflected
Meteorology variation.In addition, since the position that geographical location limitation or utilizing ocean current may cause observation device changes, so that seeing
Measurement equipment distribution geographically is simultaneously uneven, even if in this way, all devices send hydrometeorology also according to identical frequency
Data.In short, it is existing based on Beidou communication observation device can neither according to hydrometeorological situation of change, can not be according to observation
The density adjustment data of point transmit frequency.
Summary of the invention
The purpose of the present invention is to provide a kind of ship hydrometeorology data transfer control system and method based on Beidou,
The system and method can be adaptive to adjust Beidou message data according to hydrometeorological situation of change and observation dot position information dynamic
Frequency is sent, solving the prior art leads to that energy consumption is high, acquisition precision is low, acquisition because can not adaptively adjust data and send interval
The technical problem of data controllability and real-time difference.
In order to solve the above technical problems, a kind of ship hydrometeorology Data Transmission Controlling based on Beidou disclosed by the invention
System, it is characterised in that: it includes hydrometeorological center and multiple hydrometeorological observations point, wherein each hydrometeorological observation
Point is arranged on a corresponding ship, and hydrometeorological center includes calculating control server, the first RDSS communication module sum number
According to server, each hydrometeorological observation point includes RNSS locating module, the 2nd RDSS communication module, computing module, control
Module, the more element acquisition modules of hydrometeorology and ship status information acquisition module；
The communication ends of the data server communication ends connection data server for calculating control server, calculate control clothes
The RDSS terminals of business device connect the server terminals of the first RDSS communication module；
The RDSS terminals of computing module connect the calculating mould of the 2nd RDSS communication module in each hydrometeorological observation point
Block terminals, the communication ends of the RNSS terminals connection RNSS locating module of computing module, the more element acquisition modules of hydrometeorology
Communication ends link control module hydrometeorological data acquisition and hydrometeorological acquisition interval control interface, ship status information
The ship status data acquisition and ship status acquisition interval control interface of the communication ends link control module of acquisition module, control
The hydrometeorological data and ship's navigation number of hydrometeorological data and ship's navigation data output end the connection computing module of module
According to input terminal；The Beidou message that the Beidou message of computing module sends interval output end link control module sends interval input
End；
The first RDSS communication module communicates mould by the 2nd RDSS of big-dipper satellite and each hydrometeorological observation point
Block wireless communication.
A kind of ship hydrometeorology data transmission method using above system, which is characterized in that it includes the following steps:
Step 1: in each hydrometeorological observation point, the more element acquisition modules of hydrometeorology acquire ocean tested region in real time
Hydrographic information and weather information, ship status information acquisition module acquire tested ship's navigation data in real time；RNSS positioning mould
Block carries out global positioning satellite to corresponding hydrometeorological observation point, and by the global positioning satellite number of corresponding hydrometeorological observation point
According to being transferred to computing module；
Step 2: in each hydrometeorological observation point, control module acquires the hydrographic information and meteorological letter of ocean tested region
Breath and tested ship's navigation data, and by the hydrographic information of collected ocean tested region and weather information and tested ship
Oceangoing ship aeronautical data is transferred to corresponding computing module, and the computing module is according to ship's navigation data correction hydrometeorology collected
Information, correcting mode are to be modified by the speed of a ship or plane and course of ship to the wind speed and direction in hydrometeorological information, are calculated
Module compresses revised hydrometeorological information with the global positioning satellite data of corresponding hydrometeorological observation point using difference
Method be packaged as Beidou message；
Step 3: in each hydrometeorological observation point, computing module sends interval for Beidou report according to preset primary data
Text is sent to calculating control server by the 2nd RDSS communication module, big-dipper satellite and the first RDSS communication module, calculates control
Beidou message is sent to data server by control server；
Step 4: calculating control server is respectively that each hydrometeorological observation point calculates new Beidou message transmission interval,
The new Beidou message of each hydrometeorological observation point i sends interval TiIt calculates according to the following formula:
Ti=v1Ai+v2Bi
Wherein, AiAnd BiIt is to determine to send interval T respectivelyiHydrometeorological factor and geographic factor, v1For AiWeight, v2
For BiWeight；
The hydrometeorological factor A of hydrometeorological observation point iiIt is following to calculate:
Wherein, Δ TiIt is that the existing Beidou message of hydrometeorological observation point i sends interval, i.e. calculating control server receives
Upper one of the hydrometeorological observation point i time difference for being recorded this record, Δ EijIt is one on i-th of hydrometeorological observation point
The difference of j-th of Hydrometeorological Factors, w in item record and this recordjIt is the weight of the Hydrometeorological Factors, j=1 ...,
N, n are Hydrometeorological Factors number；
Observation point i geographic factor BiIt is following to calculate:
Wherein, DikIt is the distance between hydrometeorological observation point i and hydrometeorological observation point k；
v2All it is fixed value for all hydrometeorological observation point i, being calculate by the following formula can obtain:
Wherein, min (Bi, i=1 ..., k) indicate the smallest B in all hydrometeorological observation pointsi, TminIndicate second
The minimum interval of RDSS communication module transmission message；
wpAnd wqFor wjMeet respectively:
It enables:
In addition to wpAnd wqOutside, remaining wjValue remains unchanged；
v1It is a preset value for all hydrometeorological observation points, which makes all hydrometeorological observation points
Transmission interval TiIn minimum interval TminWith largest interval TmaxBetween；
Step 5: if the new Beidou message of some hydrometeorological observation point send interval with the primary Beidou message sent
It is not identical to send interval, then the calculating control server passes through the first RDSS communication module, big-dipper satellite and the 2nd RDSS communication
New Beidou message is sent interval and is sent to corresponding computing module by module, and computing module receives new Beidou message and sends
The Beidou message for updating itself is sent into interval behind interval, and new Beidou message is sent into interval and is sent to corresponding control mould
Block, control module sends the more element acquisition modules of the corresponding hydrometeorology of interval adjustment according to new Beidou message and ship status is believed
Cease the information collection interval of acquisition module, the information of the more element acquisition modules of the meteorology and ship status information acquisition module is adopted
It is equal that collection interval sends interval with the Beidou message of synchronization always.
Basic principle of the invention is: controlling the more intensive position of hydrometeorological observation point by hydrometeorological central server
Set Beidou message send frequency it is lower, information transmission frequency is lower at the time of hydrometeorological information change amplitude is lower.
The present invention can be according to the density adjust automatically data of hydrometeorological information change amplitude and hydrometeorological observation point
Frequency is transmitted, Beidou message amount is reduced while hydrometeorological information change can be accurately reflected, to save energy consumption and treasured
Expensive satellite communication bandwidth.
Detailed description of the invention
Fig. 1 is structural block diagram of the invention；
Wherein, 1-hydrometeorological center, 1.1-calculate control server, the 1.2-the one RDSS communication module, 1.3-
Data server, 2-hydrometeorological observation points, 2.1-RNSS locating modules, the 2.2-the two RDSS communication module, 2.3-meters
Calculate module, 2.4-memory modules, 2.5-control modules, the more element acquisition modules of 2.6-hydrometeorologies, 2.7-ship status
Information acquisition module.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
The present invention relates to a kind of ship hydrometeorology data transfer control system based on Beidou, as shown in Figure 1, it includes
Hydrometeorological center 1 and multiple hydrometeorological observations point 2, wherein each hydrometeorological observation point 2 is arranged in a corresponding ship
On oceangoing ship, hydrometeorological center 1 includes calculating control server 1.1, the first RDSS communication module 1.2 and data server 1.3, often
A hydrometeorological observation point 2 includes RNSS locating module 2.1, the 2nd RDSS communication module 2.2, computing module 2.3, control mould
Block 2.5, the more element acquisition modules 2.6 of hydrometeorology and ship status information acquisition module 2.7；
The communication ends of the data server communication ends connection data server 1.3 for calculating control server 1.1, calculate
The RDSS terminals of control server 1.1 connect the server terminals of the first RDSS communication module 1.2；
The RDSS terminals of computing module 2.3 connect the 2nd RDSS communication module 2.2 in each hydrometeorological observation point 2
Computing module terminals, the communication ends of the RNSS terminals connection RNSS locating module 2.1 of computing module 2.3, hydrometeorology are more
The hydrometeorological data acquisition of the communication ends link control module 2.5 of element acquisition module 2.6 and hydrometeorological acquisition interval control
Interface processed, the ship status data acquisition and ship of the communication ends link control module 2.5 of ship status information acquisition module 2.7
Hydrometeorological data and ship's navigation the data output end connection of state acquisition Separation control interface, control module 2.5 calculate mould
The hydrometeorological data and ship's navigation data input pin of block 2.3；The Beidou message of computing module 2.3 sends interval output end and connects
The Beidou message for connecing control module 2.5 sends interval input terminal；
The first RDSS communication module 1.2 is logical by the 2nd RDSS of big-dipper satellite and each hydrometeorological observation point 2
It interrogates module 2.2 to wirelessly communicate, radiodetermination-satellite service, full name in English Radio Determination Satellite
Service is to be positioned by way of sending short message to satellite, therefore can in messages include low volume data, reality
It now communicates, advantage is broad covered area, and global surface theoretically may be implemented and cover without dead angle.
Each hydrometeorological observation point 2 further includes memory module 2.4, and the data storage end of computing module 2.3, which connects, to be corresponded to
The communication ends of memory module 2.4.
In above-mentioned technical proposal, each more element acquisition modules 2.6 of hydrometeorology are used to acquire the water of ocean tested region
Literary information and weather information；
Each ship status information acquisition module 2.7 is for acquiring corresponding tested ship's navigation data (such as course, speed of a ship or plane number
According to)；
Each control module 2.5 is for exporting between corresponding hydrometeorological data acquisition intervals and the acquisition of ship's navigation data
Every；
Each control module 2.5 is also used to transmit the hydrometeorological data obtained and ship to corresponding computing module 2.3
Aeronautical data.
Each RNSS locating module 2.1 is used to carry out global positioning satellite to corresponding hydrometeorological observation point 2, and by phase
The global positioning satellite data for the hydrometeorological observation point 2 answered are transferred to computing module 2.3；RNSS full name in English Radio
Navigation Satellite System, user realize positioning, no communication function, the U.S. by passively receiving satellite-signal
GPS and the Beidou II of China belong to RNSS, advantage is that locating speed is fast, and equipment power dissipation is low, is not needed double with satellite
To communication.
Each computing module 2.3 is used for according to corresponding ship's navigation data correction hydrometeorological information collected, and
Revised hydrometeorological information is used to the side of difference compression with the global positioning satellite data of corresponding hydrometeorological observation point 2
Method is packaged as Beidou message.
Each 2nd RDSS communication module 2.2 is used to receive the Beidou message that corresponding computing module 2.3 transmits, and by Beidou
Message gives the first RDSS communication module 1.2 by Beidou satellite transmission；
Each memory module 2.4 is for temporarily storing corresponding Beidou message.
In above-mentioned technical proposal, the first RDSS communication module 1.2 is used to receive the of each hydrometeorological observation point 2
The Beidou message that two RDSS communication modules 2.2 are come by Beidou satellite transmission, and Beidou message is transmitted to calculating control clothes
Business device 1.1；
The calculating control server 1.1 calculates each hydrometeorological observation point 2 for Beidou message based on the received
New Beidou message sends interval, and each new Beidou message is sent interval and passes through the first RDSS communication module 1.2 and the
Two RDSS communication modules 2.2 feed back to corresponding computing module 2.3；
The data server 1.3 is used to store hydrometeorological data after the amendment of all hydrometeorological observation points 2.
A kind of ship hydrometeorology data transmission method using above system, it includes the following steps:
Step 1: in each hydrometeorological observation point 2, acquisition ocean is tested in real time for the more element acquisition modules 2.6 of hydrometeorology
The hydrographic information and weather information in region, ship status information acquisition module 2.7 acquire tested ship's navigation data in real time；RNSS
Locating module 2.1 carries out global positioning satellite to corresponding hydrometeorological observation point 2, and by the complete of corresponding hydrometeorological observation point 2
Ball satellite location data is transferred to computing module 2.3, and (hydrometeorological data include n Hydrometeorological Factors, such as atmospheric pressure, wind
It to, ocean temperature and atmospheric temperature etc., is indicated with E)；
Step 2: in each hydrometeorological observation point 2, the hydrographic information that control module 2.5 acquires ocean tested region is gentle
Image information and tested ship's navigation data, and by the hydrographic information of collected ocean tested region and weather information and by
It surveys ship's navigation data and is transferred to corresponding computing module 2.3, which is acquired according to ship's navigation data correction
Hydrometeorological information, correcting mode is to be carried out by the speed of a ship or plane of ship and course to the wind speed and direction in hydrometeorological information
Amendment, computing module 2.3 is by the global positioning satellite data of revised hydrometeorological information and corresponding hydrometeorological observation point 2
Beidou message is packaged as using the method that difference is compressed, being stored in memory module 2.4, (global positioning satellite data are initially used for seeing
Measuring point positioning because acquisition hydrometeorological information need to know acquisition be where the data of position；Secondly it is calculating each
Need to know the position of all observation points when the hydrometeorological information of observation point.)；
Step 3: in each hydrometeorological observation point 2, computing module 2.3 sends interval according to preset primary data will be northern
Bucket message is sent to calculating control service by the 2nd RDSS communication module 2.2, big-dipper satellite and the first RDSS communication module 1.2
Device 1.1 calculates control server 1.1 for Beidou message and is sent to data server 1.3；
Step 4: calculating control server 1.1 is respectively that each hydrometeorological observation point 2 calculates new Beidou message transmission
Interval, the new Beidou message of each hydrometeorological observation point i send interval TiIt calculates according to the following formula:
Ti=v1Ai+v2Bi
Wherein, AiAnd BiIt is to determine to send interval T respectivelyiHydrometeorological factor and geographic factor, the vigour of style as variation get over
Greatly, AiValue is bigger, geographically more sparse observation point BiIt is worth bigger, v1For AiWeight, v2For BiWeight；
The hydrometeorological factor A of hydrometeorological observation point iiIt is following to calculate:
Wherein, Δ TiIt is that the existing Beidou message of hydrometeorological observation point i sends interval, that is, calculates control server 1.1
The time difference of this record, Δ E is recorded in upper one of the hydrometeorological observation point i receivedijIt is i-th of hydrometeorological observation point
The difference of j-th of Hydrometeorological Factors, w in a upper record and this recordjIt is the weight of the Hydrometeorological Factors, j=
1 ..., n, n are Hydrometeorological Factors number；
Observation point i geographic factor BiIt is following to calculate:
Wherein, DikIt is the distance between hydrometeorological observation point i and hydrometeorological observation point k；
v2All it is fixed value for all hydrometeorological observation point i, being calculate by the following formula can obtain:
Wherein, min (Bi, i=1 ..., k) indicate the smallest B in all hydrometeorological observation pointsi, TminIndicate second
The minimum interval of the transmission message of RDSS communication module 2.2；
wpAnd wqFor wjMeet respectively:
It enables:
In addition to wpAnd wqOutside, remaining wjValue remains unchanged；
wjShared n, be w respectively1...wn(wpAnd wqAlso wherein), correspond to formulaAlso there are n,
It is respectivelyIt is maximum in n formula to beWherein correspond to
WjIt is exactly wp, the smallest in n formula to beWherein corresponding wjIt is exactly wq；
v1It is a preset value for all hydrometeorological observation points 2, which makes all hydrometeorological observations
The transmission interval T of point 2iIn minimum interval TminWith largest interval TmaxBetween；
Step 5: if the new Beidou message of some hydrometeorological observation point 2 send interval with the primary Beidou message sent
It is not identical to send interval, then the calculating control server 1.1 passes through the first RDSS communication module 1.2, big-dipper satellite and second
New Beidou message is sent interval and is sent to corresponding computing module 2.3 by RDSS communication module 2.2, and computing module 2.3 receives
The Beidou message for updating itself is sent into interval after sending interval to new Beidou message, and new Beidou message is sent into interval
It is sent to corresponding control module 2.5, control module 2.5 is more according to the new corresponding hydrometeorology of Beidou message transmission interval adjustment
The information collection interval of element acquisition module 2.6 and ship status information acquisition module 2.7, the more element acquisition modules of meteorology
2.6 and ship status information acquisition module 2.7 information collection interval always with the Beidou message of synchronization send interval phase
Deng.
In above-mentioned technical proposal, the meteorological element in the Hydrometeorological Factors includes temperature, humidity, atmospheric pressure, drop
Water, wind speed, wind direction, visibility and PM2.5；Hydrographic features include the depth of water, water temperature, seawater salinity, ocean current type, seawater face
Color, seawater transparency.
The content that this specification is not described in detail belongs to the prior art well known to professional and technical personnel in the field.
Claims (7)
1. a kind of ship hydrometeorology transmission side data using the ship hydrometeorology data transfer control system based on Beidou
Method, the ship hydrometeorology data transfer control system based on Beidou include that hydrometeorological center (1) and multiple hydrometeorologies are seen
Measuring point (2), wherein each hydrometeorological observation point (2) is arranged on a corresponding ship, and hydrometeorological center (1) includes
Calculate control server (1.1), the first RDSS communication module (1.2) and data server (1.3), each hydrometeorological observation point
(2) include RNSS locating module (2.1), the 2nd RDSS communication module (2.2), computing module (2.3), control module (2.5),
The more element acquisition modules (2.6) of hydrometeorology and ship status information acquisition module (2.7)；
The communication ends of data server communication ends connection data server (1.3) for calculating control server (1.1), calculate
The RDSS terminals of control server (1.1) connect the server terminals of the first RDSS communication module (1.2)；
The RDSS terminals of computing module (2.3) connect the 2nd RDSS communication module (2.2) in each hydrometeorological observation point (2)
Computing module terminals, computing module (2.3) RNSS terminals connection RNSS locating module (2.1) communication ends, the hydrology
The hydrometeorological data acquisition and hydrometeorology of the communication ends link control module (2.5) of meteorological more element acquisition modules (2.6)
Acquisition interval control interface, the ship status of the communication ends link control module (2.5) of ship status information acquisition module (2.7)
Data acquisition and ship status acquisition interval control interface, the hydrometeorological data and ship's navigation data of control module (2.5)
Output end connects the hydrometeorological data and ship's navigation data input pin of computing module (2.3)；The Beidou of computing module (2.3)
The Beidou message that message sends interval output end link control module (2.5) sends interval input terminal；
The first RDSS communication module (1.2) is logical by big-dipper satellite and the 2nd RDSS of each hydrometeorological observation point (2)
Interrogate module (2.2) wireless communication；
It is characterized in that, ship hydrometeorology data transmission method, includes the following steps:
Step 1: in each hydrometeorological observation point (2), acquisition ocean is tested in real time for the more element acquisition modules (2.6) of hydrometeorology
The hydrographic information and weather information in region, ship status information acquisition module (2.7) acquire tested ship's navigation data in real time；
RNSS locating module (2.1) carries out global positioning satellite to corresponding hydrometeorological observation point (2), and by corresponding hydrometeorological observation
The global positioning satellite data of point (2) are transferred to computing module (2.3)；
Step 2: in each hydrometeorological observation point (2), the hydrographic information that control module (2.5) acquires ocean tested region is gentle
Image information and tested ship's navigation data, and by the hydrographic information of collected ocean tested region and weather information and by
It surveys ship's navigation data and is transferred to corresponding computing module (2.3), the computing module (2.3) is according to ship's navigation data correction institute
The hydrometeorological information of acquisition, correcting mode are the speed of a ship or plane and course by ship to the wind speed and direction in hydrometeorological information
It is modified, computing module (2.3) is by the global satellite of revised hydrometeorological information and corresponding hydrometeorological observation point (2)
Location data is packaged as Beidou message using the method for difference compression；
Step 3: in each hydrometeorological observation point (2), computing module (2.3) sends interval according to preset primary data will be northern
Bucket message is sent to calculating control by the 2nd RDSS communication module (2.2), big-dipper satellite and the first RDSS communication module (1.2)
Server (1.1) calculates control server (1.1) for Beidou message and is sent to data server (1.3)；
Step 4: calculating control server (1.1) is respectively that each hydrometeorological observation point (2) calculates new Beidou message transmission
Interval, the new Beidou message of each hydrometeorological observation point i send interval TiIt calculates according to the following formula:
Ti=v1Ai+v2Bi
Wherein, AiAnd BiIt is to determine to send interval T respectivelyiHydrometeorological factor and geographic factor, v1For AiWeight, v2For Bi
Weight；
The hydrometeorological factor A of hydrometeorological observation point iiIt is following to calculate:
Wherein, Δ TiIt is that the existing Beidou message of hydrometeorological observation point i sends interval, i.e. calculating control server (1.1) receives
Upper one of the hydrometeorological observation point i time difference for being recorded this record, Δ EijIt is one on i-th of hydrometeorological observation point
The difference of j-th of Hydrometeorological Factors, w in item record and this recordjIt is the weight of the Hydrometeorological Factors, j=1 ...,
N, n are Hydrometeorological Factors number；
Observation point i geographic factor BiIt is following to calculate:
Wherein, DikIt is the distance between hydrometeorological observation point i and hydrometeorological observation point k；
v2All it is fixed value for all hydrometeorological observation point i, being calculate by the following formula can obtain:
Wherein, min (Bi, i=1 ... k) indicate the smallest B in all hydrometeorological observation pointsi, TminIndicate that the 2nd RDSS is logical
Interrogate the minimum interval that module (2.2) send message；
wpAnd wqFor wjMeet respectively:
It enables:
In addition to wpAnd wqOutside, remaining wjValue remains unchanged；
v1It is a preset value for all hydrometeorological observation points (2), which makes all hydrometeorological observation points
(2) transmission interval TiIn minimum interval TminWith largest interval TmaxBetween；
Step 5: if the new Beidou message of some hydrometeorological observation point (2) sends interval and sends out with the primary Beidou message sent
Send interval not identical, then the calculating control server (1.1) passes through the first RDSS communication module (1.2), big-dipper satellite and second
New Beidou message is sent interval and is sent to corresponding computing module (2.3), computing module by RDSS communication module (2.2)
(2.3) itself Beidou message will be updated behind interval and send interval by receiving new Beidou message and sending, and by new Beidou report
Text sends interval and is sent to corresponding control module (2.5), and control module (2.5) sends interval adjustment according to new Beidou message
The information collection interval of corresponding hydrometeorology more element acquisition modules (2.6) and ship status information acquisition module (2.7), it is described
The information collection interval of meteorological more element acquisition modules (2.6) and ship status information acquisition module (2.7) always with same a period of time
It is equal that the Beidou message at quarter sends interval.
2. ship hydrometeorology data transmission method according to claim 1, it is characterised in that: each hydrometeorological observation
Point (2) further includes memory module (2.4), and the data storage end of computing module (2.3) connects the communication of corresponding memory module (2.4)
End.
3. ship hydrometeorology data transmission method according to claim 1, it is characterised in that: each hydrometeorology to be wanted
Plain acquisition module (2.6) is used to acquire the hydrographic information and weather information of ocean tested region；
Each ship status information acquisition module (2.7) is for acquiring corresponding tested ship's navigation data；
Each control module (2.5) is for exporting between corresponding hydrometeorological data acquisition intervals and the acquisition of ship's navigation data
Every；
Each control module (2.5) is also used to transmit the hydrometeorological data obtained and ship to corresponding computing module (2.3)
Aeronautical data.
4. ship hydrometeorology data transmission method according to claim 3, it is characterised in that: each RNSS locating module
(2.1) for carrying out global positioning satellite to corresponding hydrometeorological observation point (2), and by corresponding hydrometeorological observation point
(2) global positioning satellite data are transferred to computing module (2.3)；
Each computing module (2.3) is used for according to corresponding ship's navigation data correction hydrometeorological information collected, and will
Revised hydrometeorology information uses the side of difference compression with the global positioning satellite data of corresponding hydrometeorological observation point (2)
Method is packaged as Beidou message.
Each 2nd RDSS communication module (2.2) is used to receive the Beidou message of corresponding computing module (2.3) transmission, and by Beidou
Message gives the first RDSS communication module (1.2) by Beidou satellite transmission；
5. ship hydrometeorology data transmission method according to claim 2, it is characterised in that: each memory module
(2.4) for temporarily storing corresponding Beidou message.
6. ship hydrometeorology data transmission method according to claim 1, it is characterised in that: the first RDSS communication
The 2nd RDSS communication module (2.2) that module (1.2) is used to receive each hydrometeorological observation point (2) passes through Beidou satellite transmission
The Beidou message to come over, and Beidou message is transmitted to and calculates control server (1.1)；
Described calculate control server (1.1) are for each hydrometeorological observation point (2) of the calculating of Beidou message based on the received
New Beidou message sends interval, and by each new Beidou message send interval by the first RDSS communication module (1.2) and
2nd RDSS communication module (2.2) feeds back to corresponding computing module (2.3)；
The data server (1.3) is used to store hydrometeorological data after the amendment of all hydrometeorological observation points (2).
7. ship hydrometeorology data transmission method according to claim 1, it is characterised in that: the Hydrometeorological Factors
In meteorological element include temperature, humidity, atmospheric pressure, precipitation, wind speed, wind direction, visibility and PM2.5；Hydrographic features packet
Include the depth of water, water temperature, seawater salinity, ocean current type, color intensity of sea water, seawater transparency.
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| RU2817110C1 (en) * | 2023-03-20 | 2024-04-10 | Федеральное государственное казенное военное образовательное учреждение высшего образования "Военный учебно-научный центр Военно-Морского Флота "Военно-морская академия им. Адмирала Флота Советского Союза Н.Г. Кузнецова" | Marine transport control system in emergency situations |
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| CN203812006U (en) * | 2014-03-25 | 2014-09-03 | 江苏海事职业技术学院 | Ship navigation channel intelligent redundancy detection device |
| CN204790040U (en) * | 2015-05-12 | 2015-11-18 | 北京九天利建信息技术有限公司 | Sounding balloon detection device based on big dipper communication satellite |
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