CN108717190A - Ocean wave measurement system - Google Patents
Ocean wave measurement system Download PDFInfo
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- CN108717190A CN108717190A CN201810510474.9A CN201810510474A CN108717190A CN 108717190 A CN108717190 A CN 108717190A CN 201810510474 A CN201810510474 A CN 201810510474A CN 108717190 A CN108717190 A CN 108717190A
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- Prior art keywords
- wave
- radar
- control unit
- ocean
- measurement system
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/91—Radar or analogous systems specially adapted for specific applications for traffic control
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/89—Radar or analogous systems specially adapted for specific applications for mapping or imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
- G01S13/95—Radar or analogous systems specially adapted for specific applications for meteorological use
- G01S13/956—Radar or analogous systems specially adapted for specific applications for meteorological use mounted on ship or other platform
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
- G01S7/415—Identification of targets based on measurements of movement associated with the target
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
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- Engineering & Computer Science (AREA)
- Remote Sensing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Ocean & Marine Engineering (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
Ocean wave measurement system, belongs to sea situation monitoring field, and the present invention is to solve the problems, such as that existing sea situation monitoring method cannot measure ocean surface dynamic, the situation of change of ocean wave parameter of remote large area in real time.Ocean wave measurement system of the present invention, including main control unit and display and control unit, main control unit receives the original image signal of pathfinder output by radar collecting card and radar signal conversion module, and resolve module by the ocean wave parameter of main control unit carries out model calculating and storage to radar return image;Model calculates the data obtained and shows output by display and control unit.The present invention measures in real time for sea situation.
Description
Technical field
The present invention relates to a kind of ocean wave measurement systems, belong to sea situation monitoring field.
Background technology
21 century is the century of ocean, and ocean is the cradle of the mankind, is a huge incomparable biological home, possesses extremely
The abundant energy, the abundant development and utilization of ocean are the great research topics that human society faces.However, marine any work
It is dynamic, the either utilization of ocean or marine environmental monitoring, hazard forecasting and ocean orientation, all rely on to wind, wave,
The physical oceanographies element such as stream, tide basic data, the grasp of changing rule and prediction, therefore, there is an urgent need to realize ocean
Accurately, comprehensively, real-time stereoscopic monitoring.
Traditional sea situation measurement method is that mainly have following a few classes using the traditional sea situation measurement method of boat-carrying or buoy:
First, surveying extra large instrument with boat-carrying or buoy carries out field survey, for example surveying vessel, current meter, wave gauge etc. are used, this kind of live spy
Measurement equipment area coverage is small, can only obtain the data a little or on line, and the dynamic of ocean surface is monitored in real time for remote large area
Step response seems helpless, and also by the serious restriction of maritime meteorology, working efficiency is low for operation;Second is that being defended using ocean
Star, this method cost is higher, also, since majority monitoring satellite is all polar-orbiting satellite, cannot be synchronous with earth rotation, therefore
The situation of change of ocean wave parameter cannot be provided effectively in real time;Third, being gone to sea survey using the ship or aircraft equipped with remote sensing system
Amount, but due to the influence of marine climate, can not accomplish daytime measurement.
Invention content
The invention aims to solve existing sea situation measurement method cannot to the ocean surface of remote large area dynamic,
The problem of situation of change of ocean wave parameter is measured in real time provides a kind of ocean wave measurement system.
Ocean wave measurement system of the present invention, including main control unit and display and control unit, main control unit pass through radar collecting card
The original image signal that pathfinder output is received with radar signal conversion module resolves mould by the ocean wave parameter of main control unit
Block carries out model calculating and storage to radar return image;Model calculates the data obtained and shows output by display and control unit.
Advantages of the present invention:The present invention can receive the raw video signal of radar output, using computer equipment to thunder
Converted up to echo, store and model calculate, actual measurement significant wave height, the wave crest of this ship surrounding waters wave can be exported
Peak provides ocean wave measurement data for operating personnel, sea situation measured data is provided for this ship to information such as, peak periods.The present invention
The main nothing for utilizing radar emission is measured to sea condition (mainly surface stream, wave, Ocean Wind-field etc.) using radar
Interact the sea return signal extraction sea situation parameter of generation between line electric wave and sea wind and wave field, to divide sea situation
Analysis forecast.This measurement method can it is round-the-clock, large area sea situation is measured, do not limited by weather and geographical conditions,
Economic, reliable, detection accuracy height.Ocean wave measurement system can export current sea situation value according to the significant wave height measured in real time,
Really realize stereoscopic monitoring accurate to sea situation, comprehensive, real-time.
Description of the drawings
Fig. 1 is the functional block diagram of ocean wave measurement system of the present invention;
Fig. 2 is the flow diagram that ocean wave parameter resolves module.
Specific implementation mode
Specific implementation mode one:Illustrate present embodiment with reference to Fig. 1, ocean wave measurement system described in present embodiment,
Including main control unit and display and control unit, main control unit is defeated by radar collecting card and radar signal conversion module reception pathfinder
The original image signal gone out resolves module to the progress model calculating of radar return image by the ocean wave parameter of main control unit and deposits
Storage;Model calculates the data obtained and shows output by display and control unit.
In present embodiment, after ocean wave parameter resolving module is handled original image signal by image calculation algorithm
Export calculation result.
Specific implementation mode two:Present embodiment is described further embodiment one, and ocean wave parameter resolves module energy
It is enough that model calculating and storage are carried out to radar return image, it is characterised in that:
Model calculates the real measured data data for obtaining surrounding waters wave, including wave significant wave height, wave wave crest
Period, wave wave crest peak to sea situation grade;Storage be with file mode record pathfinder output raw video signal and
Wave measured data.
Specific implementation mode three:Illustrate that present embodiment, present embodiment make embodiment one or two with reference to Fig. 2
It further illustrates, ocean wave parameter resolves module and is to the detailed process of the progress model calculating of radar return image and storage:
Step 1, program start, initialization;
Step 2 judges whether that store radar signal thens follow the steps 9 if not if it is thening follow the steps 3;
Step 3 reads signal data information in buffering area, then checks the signal of pathfinder output;
Step 4 judges whether the signal of pathfinder output is 32 width images, if it is thening follow the steps 5, if otherwise
Return to step 3;
Step 5 resolves 32 width radar images, is then performed simultaneously step 6 and step 7;
Step 6, output calculation result, are then performed simultaneously step 8 and step 10;
Step 7, the acquisition for stopping navigation radar signal, then execute step 9;
Step 8, the acquisition for starting navigation radar signal, then execute step 9;
Step 9, etc. navigation radar signal to be stored instruction, be then back to execute step 2;
Step 10, wave, which resolve module, terminates the progress model calculating of radar return image and storage.
Specific implementation mode four:Present embodiment is described further embodiment two, the measurement of wave significant wave height
Ranging from:Minimum wave height≤2m;Maximum wave height > 6m;
Measurement accuracy is:When sea wave height is 2.0m-3.5m≤0.5m, when sea wave height is 3.5m-6m≤15%.
Specific implementation mode five:Present embodiment is described further embodiment two, the measurement of wave peak period
Ranging from:Minimum period < 8s;Maximum cycle > 12s;
Measurement accuracy is:When wave peak period is 8s-12s≤15%.
Specific implementation mode six:Illustrate that present embodiment, present embodiment make into one embodiment two with reference to Fig. 2
Step explanation, wave wave crest peak to measurement range be:0°-360°;
Measurement accuracy is≤20 °.
Specific implementation mode seven:Illustrate that present embodiment, present embodiment make into one embodiment two with reference to Fig. 2
Step explanation, sea situation grade include four, respectively:Less than 5 grades, 5 grades, 6 grades and higher than 6 grades.
Specific implementation mode eight:Illustrate that present embodiment, present embodiment make into one embodiment one with reference to Fig. 2
Step explanation, display and control unit show that content includes:Real measured data data, historical data curve and the radar pole of surrounding waters wave are sat
Mark original image.
Specific implementation mode nine:Present embodiment is described further embodiment one or eight, the display of display and control unit
Output time interval includes:10min, 20min, 30min and 40min, the output display when reaching the output time interval of setting
Data.
In present embodiment, Radar Signal Detection is carried out after device power-up automatically, if radar signal meets equipment radar map
As acquisition requirement, equipment starts to acquire radar image and carries out the operating mode that normal circulation calculates and outputs result.Equipment solution
Calculation output time is 10min, 20min, 30min, 40min fourth gear, and result data, boundary are exported after the specified time for reaching setting
The information content that face is shown includes " significant wave height ", " peak period ", " wave crest peak to ", " sea situation ", " flow direction ", " flow velocity " numerical value
Category information further includes one-dimensional frequency-energy spectrum and two-dimensional frequency-directional spectrum and wave crest peak to be shown to the dial plate of, current direction
The main information state of mode and current device.
In present embodiment, display and control unit uses 19 inches of maritime affairs dedicated displays, supports that resolution ratio is 1280 × 1024.
In present embodiment, display and control unit response time 20ms (gray-scale response time);Contrast:2000:1, light intensity:
300cd/m2;Visible angle:178 °/178 °, effective display area:376.32(H)×301.06(V)mm;Maximum colours 16.7M/
8-bit color;Support VGA, digital visual interface-d interface;Wide power input voltage:115~230VAC, 50/60Hz, power supply power consumption<
40W。
The major function of ocean wave measurement system of the present invention has:
Calculate the significant wave height of wave, peak period, wave crest peak to;Automatically to 1 road radar simulation video of input, triggering
Pulse, bow pulse, orientation pulse signal be digitized, coordinate conversion, image storage, transmission and continuous model calculate etc.
Reason, in real time calculate surrounding waters wave significant wave height, peak period, wave crest peak to etc. information.
Calculate sea situation grade;The wind speed of the current wave significant wave height and reception integrated navigation system that are calculated using model is believed
Current sea situation grade is calculated and be shown in breath;
Show the information such as current wave parameter and historical data curve, radar polar coordinates original image;
Shown in a manner of figure and number current wave actual measurement parameter (significant wave height, wave crest peak to, peak period) with
And historical data curve, radar polar coordinates original image, two-dimensional frequency-directional spectrum, one-dimensional frequency-energy spectrum;
The information such as current radar original image and wave measured data are recorded with file mode;
It, can be former by the radar of required record with current radar original image information and wave measured data writing function
Beginning image sequence data and green seas measured data are stored in file mode on local hard drive.
In the present invention, ocean wave parameter resolves the working power voltage of module50 ± 5%Hz of frequency can be born
Power quality be single-phase 220V (+6%~-10%);
Investigative range:
Pathfinder stem ± 135 ° region, best angle ranging from stem ± 45 ° region, apart from 400 meters of radar antenna
(pathfinder is operated in short pulse, Hai Shen >=50 meter, wind speed >=3m/ in the relatively broad marine site of~2600 meters of radar visible areas
s)。
This warship pitch angular≤2 °, roll angle≤13 °.
Single ocean wave parameter time of measuring:No more than 4min.
Wave average parameters output time (average value):10,20,30,40min is optional;It is (average to protect precision output time
Value):20,30,40min is optional.
In the present invention, the operating condition of ocean wave measurement system is:
Ocean wave measurement system belongs to cabin indoor equipment, and environmental condition is divided into condition of storage and operating condition:
Condition of storage:High temperature:+70℃;Low temperature:-40℃;
Operating condition:High temperature:+70℃;Low temperature:-40℃.
Ocean wave measurement system (is free of level Four) more than level Four sea situation and uses, and working range is radar stem ± 135 ° area
Domain, best angle ranging from stem ± 45 ° region, apart from the relatively wide of 400 meters~2600 meters radar visible areas of radar antenna
Wealthy marine site, this ship pitch angular≤2 °, roll angle≤13 °.
It protects precision works condition:(1) at least 1 radar is operated in short pulse mode;(2) work sea area Hai Shen >=
50 meters;(3) work sea area wind speed >=3m/s.
The safety requirements of ocean wave measurement system work:
1, ocean wave measurement system is using 220V ships electricity, attaching plug connects but is not keyed up, device power-up work when please don't be with
Meaning opens cabinet, to carry out necessary adjustment, then should first shut down, then open cabinet.
2, after general supply is closed, it is necessary to be spaced 10 seconds or so, can just be again started up general supply, otherwise, system is possible to
Work cannot normally be started.
Claims (9)
1. ocean wave measurement system, which is characterized in that including main control unit and display and control unit, main control unit by radar collecting card and
Radar signal conversion module receives the original image signal of pathfinder output, and module is resolved by the ocean wave parameter of main control unit
Model calculating and storage are carried out to radar return image;Model calculates the data obtained and shows output by display and control unit.
2. ocean wave measurement system according to claim 1, ocean wave parameter resolves module and can be carried out to radar return image
Model calculates and storage, it is characterised in that:
Model calculates real measured data data for obtaining surrounding waters wave, including wave significant wave height, wave peak period,
Wave wave crest peak to sea situation grade;Storage is real with the raw video signal of file mode record pathfinder output and wave
Measured data.
3. ocean wave measurement system according to claim 1 or 2, which is characterized in that ocean wave parameter resolves module and returned to radar
Wave image carries out model calculating and the detailed process of storage is:
Step 1, program start, initialization;
Step 2 judges whether that store radar signal thens follow the steps 9 if not if it is thening follow the steps 3;
Step 3 reads signal data information in buffering area, then checks the signal of pathfinder output;
Step 4 judges whether the signal of pathfinder output is 32 width images, if it is thening follow the steps 5, if otherwise returned
Execute step 3;
Step 5 resolves 32 width radar images, is then performed simultaneously step 6 and step 7;
Step 6, output calculation result, are then performed simultaneously step 8 and step 10;
Step 7, the acquisition for stopping navigation radar signal, then execute step 9;
Step 8, the acquisition for starting navigation radar signal, then execute step 9;
Step 9, etc. navigation radar signal to be stored instruction, be then back to execute step 2;
Step 10, wave, which resolve module, terminates the progress model calculating of radar return image and storage.
4. ocean wave measurement system according to claim 2, which is characterized in that the measurement range of wave significant wave height is:Most
Small wave height≤2m;Maximum wave height > 6m;
Measurement accuracy is:When sea wave height is 2.0m-3.5m≤0.5m, when sea wave height is 3.5m-6m≤15%.
5. ocean wave measurement system according to claim 2, which is characterized in that the measurement range of wave peak period is:Most
Minor cycle < 8s;Maximum cycle > 12s;
Measurement accuracy is:When wave peak period is 8s-12s≤15%.
6. ocean wave measurement system according to claim 2, which is characterized in that wave wave crest peak to measurement range be:0°-
360°;
Measurement accuracy is≤20 °.
7. ocean wave measurement system according to claim 2, which is characterized in that sea situation grade includes four, respectively:It is less than
5 grades, 5 grades, 6 grades and be higher than 6 grades.
8. ocean wave measurement system according to claim 1, which is characterized in that display and control unit shows that content includes:Sea nearby
Real measured data data, historical data curve and the radar polar coordinates original image of domain wave.
9. the ocean wave measurement system according to claim 1 or 8, which is characterized in that between the display output time of display and control unit
Every including:10min, 20min, 30min and 40min export display data when reaching the output time interval of setting.
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CN201810510474.9A CN108717190A (en) | 2018-05-24 | 2018-05-24 | Ocean wave measurement system |
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CN201810510474.9A CN108717190A (en) | 2018-05-24 | 2018-05-24 | Ocean wave measurement system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110361730A (en) * | 2019-07-18 | 2019-10-22 | 自然资源部第一海洋研究所 | A kind of boat-carrying boating type wave radar measurement system |
CN112883562A (en) * | 2021-02-01 | 2021-06-01 | 上海交通大学三亚崖州湾深海科技研究院 | Method for repairing ocean platform actual measurement stress spectrum based on neural network algorithm |
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GB2522697A (en) * | 2014-02-03 | 2015-08-05 | Havkraft As | Wave energy converter |
EP3006956A1 (en) * | 2013-05-31 | 2016-04-13 | Furuno Electric Co., Ltd. | Surface tidal-current estimation device, radar device, surface tidal-current estimation method and surface tidal-current estimation program |
CN205899001U (en) * | 2016-06-28 | 2017-01-18 | 武汉浩谱海洋探测系统有限公司 | Novel X wave band wave observation radar's intelligence control system |
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CN101750610A (en) * | 2008-11-28 | 2010-06-23 | 大连海航科技有限公司 | Wave radar observation system |
CN104101864A (en) * | 2013-04-10 | 2014-10-15 | 南京信息工程大学 | Navigation X-waveband radar ocean wave parameter inversion algorithm based on EOF decomposition |
EP3006956A1 (en) * | 2013-05-31 | 2016-04-13 | Furuno Electric Co., Ltd. | Surface tidal-current estimation device, radar device, surface tidal-current estimation method and surface tidal-current estimation program |
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Publication number | Priority date | Publication date | Assignee | Title |
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CN110361730A (en) * | 2019-07-18 | 2019-10-22 | 自然资源部第一海洋研究所 | A kind of boat-carrying boating type wave radar measurement system |
CN112883562A (en) * | 2021-02-01 | 2021-06-01 | 上海交通大学三亚崖州湾深海科技研究院 | Method for repairing ocean platform actual measurement stress spectrum based on neural network algorithm |
CN112883562B (en) * | 2021-02-01 | 2023-02-24 | 上海交通大学三亚崖州湾深海科技研究院 | Ocean platform actual measurement stress spectrum repairing method based on neural network algorithm |
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Application publication date: 20181030 |