Methods of estimating precipitation characteristics
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Abstract
A method of estimating precipitation characteristics including acquiring a radar image including at least a vertical plane of a precipitation zone; processing a vertical profile to generate digital signals representative of reflectivity in vertical direction z; integrating the signals representative of reflectivity by assimilation of a reflectivity vertical profile in an aggregation model to generate a signal representative of the profile in the vertical plane of a mean particle diameter weighted by mass of each particle; and determining concentration of the solid particles on the basis of signals previously determined.
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Citations
34 Claims
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1-14. -14. (canceled)
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15. A method of estimating precipitation characteristics comprising:
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acquiring a radar image including at least a vertical plane of a precipitation zone;
processing a vertical profile to generate digital signals representative of reflectivity in vertical direction z;
integrating the signals representative of reflectivity by assimilation of a reflectivity vertical profile in an aggregation model to generate a signal representative of the profile in the vertical plane of a mean particle diameter weighted by mass of each particle; and
determining concentration of the solid particles on the basis of signals previously determined. - View Dependent Claims (16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28)
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29. A method of estimating precipitation rate for solid precipitation comprising:
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an acquisition step comprising acquiring a radar image including at least a vertical plane of a precipitation zone and processing a vertical profile to deliver digital signals representative of reflectivity in the vertical direction z;
an integration step comprising integrating signals representative of reflectivity by assimilation of the reflectivity vertical profile in an aggregation model to deliver a signal representative of the profile in the vertical plane of a mean particle diameter weighted by mass of each particle; and
a determination step comprising determining concentration of the solid particles on the basis of the signals determined in the preceding steps. - View Dependent Claims (30, 31, 32, 33, 34)
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Specification