Title:
【発明の名称】積乱雲発生警報装置
Document Type and Number:
Japanese Patent JP3063844
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a Comulonimbus generation alarming device capable of automatically judging whether there is and may be a Comulonimbus or not on the basis of cloud amount information obtained by a radar and giving information as visual information. SOLUTION: A cloud density calculation part 130 to calculate a cloud density for every cloud group on the basis of cloud amount information 119 from an airport monitoring radar 110, a cloud density storage part 140 to store cloud density information 139 for every cloud group, a first Comulonimbus judgement part 150 to judge whether the cloud group may be a Comulonimbus or not on the basis of the present cloud density and output Comulonimbus alarm information 159, if it may be, and an operation start signal 158 to a second Comulonimbus judgement part 160, if it may be not, the second Comulonimbus judgement part 160 to judge whether the cloud group can grow to a Comulonimbus or not on the basis of a cloud density information history 149 stored in the cloud density storage part 140, when receiving the operation start signal, and output Comulonimbus attention information 169, if it can be, and a display 190 are provided.
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Inventors:
Shigeru Nemoto
Application Number:
JP3144898A
Publication Date:
July 12, 2000
Filing Date:
February 13, 1998
Export Citation:
Assignee:
NEC
International Classes:
G01W1/00; G01S13/95; G01W1/10; (IPC1-7): G01W1/10; G01S13/95; G01W1/00
Domestic Patent References:
| JP2103488A | ||||
| JP7110379A | ||||
| JP972965A | ||||
| JP476637B2 |
Attorney, Agent or Firm:
Masaru Watanabe (3 outside)