CN109683212A - A kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach - Google Patents
A kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach Download PDFInfo
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- CN109683212A CN109683212A CN201710971499.4A CN201710971499A CN109683212A CN 109683212 A CN109683212 A CN 109683212A CN 201710971499 A CN201710971499 A CN 201710971499A CN 109683212 A CN109683212 A CN 109683212A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01W—METEOROLOGY
- G01W1/00—Meteorology
- G01W1/14—Rainfall or precipitation gauges
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- Environmental & Geological Engineering (AREA)
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Abstract
The invention discloses a kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach, this method is using Lagrangian Integrated Algorithm, the infrared cold cloud mobile vector calculated using the infrared observation information of stationary weather satellite, development for polar orbiting meteorological satellite microwave precipitation provides constraint condition, realizes the integrated of stationary weather satellite infrared observation information and polar orbiting meteorological satellite microwave precipitation.The integrated application of stationary weather satellite and polar orbiting meteorological satellite can give full play to the respective advantage of stationary weather satellite and polar orbiting meteorological satellite.
Description
Technical field
The present invention relates to Satellite Product integration fields, have especially invented a kind of stationary weather satellite and polar orbiting meteorological satellite drops
Aquatic products integrated approach.
Background technique
Global earth Observation Service satellite sequence is included in by World Meteorological Organization from wind and cloud meteorological satellite, becomes the global earth
After the important member of Integrated Observation System, China transmits 3 stationary weather satellite of FY-2D, FY-2E, FY-2F and FY- again
3 polar orbiting meteorological satellites of 3A, FY-3B, FY-3C, these satellites are many-sided all in weather forecast, Typhoon Monitoring, flood monitor etc.
It played an important role, also all there is respective advantage in precipitation inverting.
FY-2 series stationary weather satellite earth observation spatial and temporal resolution is high, utilizes the statistical relationship of Black body temperature and precipitation
It can be finally inversed by certain precipitation, but stationary weather satellite cannot observe information in cloud, therefore stationary weather satellite inverting is dropped
Although water time-space resolution is high, precision is limited and relatively not high by observation mechanism.FY-3 series polar orbiting meteorological satellite carries
Microwave Imager (MWRI), belong to passive microwave remote sensing instrument, the micro- of the transmitting of precipitation particles in cloud or scattering can be captured
Wave information.FY-3B/MWRI retrieving precipitation is suitable with the precision of other polar-orbiting satellite microwave Precipitation Products in the precision of China, but
Since single polar-orbiting satellite is passed by twice daily, and track breadth is limited, limits single polar orbiting meteorological satellite microwave inverting drop
Application power of the water in Rainfall Monitoring.
Therefore the U.S., Deng Duojia scientific research operational agency, Japan by more as far as possible polar orbiting meteorological satellite microwave Precipitation Products and
The infrared observation information of stationary weather satellite combines, and realizes that high-precision is integrated with high-resolution, has developed the integrated drop of more satellites
Aquatic products.The integrated Main way for having become the research and development of satellite Precipitation Products of more satellite precipitation, but wind and cloud string of weather satellite is simultaneously
More satellites of the world Wei integrate to be applied in Precipitation Products.Therefore it there is an urgent need to propose a kind of method, gives full play in real time
The Chinese feature thin clouds of collection are as satellite series product and the application potential of a variety of polar orbiting meteorological satellite Precipitation Products.
Summary of the invention
Goal of the invention: by stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach, static meteorology is solved
Satellite Retrieval Precipitation Products spatial and temporal resolutions is high but precision is low, polar orbiting meteorological satellite retrieving precipitation Product Precision is high but time-space resolution
The low problem of rate, by the infrared observation information knot of more as far as possible polar orbiting meteorological satellite microwave Precipitation Products and stationary weather satellite
It closes, realizes that high-precision is integrated with high-resolution.
Technical solution: the invention discloses a kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach,
This method includes following 4 step:
Step 1: acquisition and acquisition fixed statellite infrared observation data and polar orbiting meteorological satellite microwave precipitation data；
Step 2: the data of collection are pre-processed；
Step 3: polar orbiting meteorological satellite microwave precipitation is integrated；
Step 4: it is infrared integrated with microwave Precipitation Products, obtain integrated Precipitation Products.
Further, in step 1, fixed statellite infrared observation data are extracted by fixed statellite by hour nominal pie chart
And calculate gained.
Further, in step 2, pretreatment includes parsing and projection.
Further, in step 3, polar orbiting meteorological satellite microwave precipitation integrated approach is time-space registration, PDF statistics, PDF
It corrects, microwave precipitation integrates.
Further, infrared to be with microwave Precipitation Products integrated approach in step 4, based on Lagrangian Integrated Algorithm, benefit
The possibility mobile vector of precipitation system is calculated by hour infrared observation data with fixed statellite；The microwave of polar orbiting meteorological satellite is dropped
For aquatic products along infrared cold cloud mobile vector temporal-spatial interpolating, realization infrared observation information is integrated with microwave precipitation.
Further, infrared cold cloud mobile vector is calculated by hour infrared channel observation data using fixed statellite, also needed
Quality control and amendment are carried out to the infrared cold cloud mobile vector of target lattice point using the infrared cold cloud mobile vector of surrounding lattice point.
Compared with prior art, the invention has the following beneficial effects:
By stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach, SSO (Sun Synchronous Orbit) meteorologies more as far as possible can be defended
Star microwave Precipitation Products are realized that high-precision is integrated with high-resolution, are filled in conjunction with the infrared observation information of stationary weather satellite
Distribution waves the Chinese feature thin clouds of real-time collecting as the application of satellite series product and a variety of polar orbiting meteorological satellite Precipitation Products is latent
Power.
Specific embodiment
The present embodiment uses the FY-2E stationary weather satellite infrared observation information and FY-3B/ of annual East Asia Region in 2016
MWRI Precipitation Products, TRMM/TMI Precipitation Products are integrated.Including following 4 step:
Step 1: data acquisition and acquisition.Collect the infrared sight of FY-2E stationary weather satellite of annual East Asia Region in 2016
Measurement information and FY-3B/MWRI Precipitation Products, TRMM/TMI Precipitation Products.It is extracted by fixed statellite by hour nominal pie chart
And calculate, obtain FY-2E fixed statellite infrared observation data.
Step 2: the data of collection being parsed, projection pre-procession.
Step 3: satellite microwave precipitation is integrated.It include: time-space registration, PDF statistics, PDF is corrected, microwave precipitation integrates.Benefit
The systematic divergence after eliminating projection between different satellite microwave precipitation datas is corrected with PDF, realizes that microwave precipitation is integrated.
Step 4: infrared integrated with microwave precipitation.It is calculated including infrared cold cloud mobile vector, infrared cold cloud mobile vector matter
Amount control, infrared and microwave precipitation integrate 3 steps.Using Lagrangian Integrated Algorithm, the FY-2E after quality controls is utilized
Infrared cold cloud mobile vector data calculate microwave Precipitation Products data, generate final Precipitation Products.
Final Precipitation Products are assessed, the results showed that, integrated products spatial and temporal resolution with higher and precision.
Claims (6)
1. a kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach, it is characterised in that: including following 4 step
It is rapid:
Step 1: acquisition and acquisition fixed statellite infrared observation data and polar orbiting meteorological satellite microwave precipitation data；
Step 2: the data of collection are pre-processed；
Step 3: polar orbiting meteorological satellite microwave precipitation is integrated；
Step 4: it is infrared integrated with microwave Precipitation Products, obtain integrated Precipitation Products.
2. a kind of stationary weather satellite according to claim 1 and polar orbiting meteorological satellite Precipitation Products integrated approach, special
Sign is: in the step 1, fixed statellite infrared observation data are extracted and are calculated by hour nominal pie chart by fixed statellite
Gained.
3. a kind of stationary weather satellite according to claim 1 and polar orbiting meteorological satellite Precipitation Products integrated approach, special
Sign is: in the step 2, pretreatment includes parsing and projection.
4. a kind of stationary weather satellite according to claim 1 and polar orbiting meteorological satellite Precipitation Products integrated approach, special
Sign is: in the step 3, polar orbiting meteorological satellite microwave precipitation integrated approach is that time-space registration, PDF statistics, PDF are corrected, are micro-
Wave precipitation is integrated.
5. a kind of stationary weather satellite according to claim 1 and polar orbiting meteorological satellite Precipitation Products integrated approach, special
Sign is: infrared to be with microwave Precipitation Products integrated approach in the step 4, based on Lagrangian Integrated Algorithm, utilization is static
Satellite calculates the possibility mobile vector of precipitation system by hour infrared observation data；By the microwave Precipitation Products of polar orbiting meteorological satellite
Along infrared cold cloud mobile vector temporal-spatial interpolating, realization infrared observation information is integrated with microwave precipitation.
6. a kind of stationary weather satellite according to claim 5 and polar orbiting meteorological satellite Precipitation Products integrated approach, special
Sign is: calculating infrared cold cloud mobile vector by hour infrared channel observation data using fixed statellite, it is also necessary to utilize surrounding
The infrared cold cloud mobile vector of lattice point carries out quality control and amendment to the infrared cold cloud mobile vector of target lattice point.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710971499.4A CN109683212A (en) | 2017-10-18 | 2017-10-18 | A kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach |
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| CN201710971499.4A CN109683212A (en) | 2017-10-18 | 2017-10-18 | A kind of stationary weather satellite and polar orbiting meteorological satellite Precipitation Products integrated approach |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111611444A (en) * | 2020-04-22 | 2020-09-01 | 国家卫星气象中心(国家空间天气监测预警中心) | Universal fault diagnosis system for polar orbit meteorological satellite |
| CN112462369A (en) * | 2020-10-30 | 2021-03-09 | 国家卫星气象中心(国家空间天气监测预警中心) | Method and device for microwave imager to invert sea atmosphere rainfall |
| CN117371316A (en) * | 2023-10-09 | 2024-01-09 | 北京大学重庆大数据研究院 | Deep learning-based stationary satellite solar short wave radiation inversion method and readable storage medium |
-
2017
- 2017-10-18 CN CN201710971499.4A patent/CN109683212A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111611444A (en) * | 2020-04-22 | 2020-09-01 | 国家卫星气象中心(国家空间天气监测预警中心) | Universal fault diagnosis system for polar orbit meteorological satellite |
| CN111611444B (en) * | 2020-04-22 | 2023-05-23 | 国家卫星气象中心(国家空间天气监测预警中心) | Universal fault diagnosis system for polar orbit meteorological satellite |
| CN112462369A (en) * | 2020-10-30 | 2021-03-09 | 国家卫星气象中心(国家空间天气监测预警中心) | Method and device for microwave imager to invert sea atmosphere rainfall |
| CN117371316A (en) * | 2023-10-09 | 2024-01-09 | 北京大学重庆大数据研究院 | Deep learning-based stationary satellite solar short wave radiation inversion method and readable storage medium |
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Application publication date: 20190426 |