진도 s-band 레이더소개 - 대한민국 대표 기상과 기후변화 연구 ...€¦ · ·...
TRANSCRIPT
목 차
1. 기능 및 연혁
2. 기 구 및 인원
3. S-Band Radar 시스템 구성도
4. S-Band Radar 시스템 외형도
5. S-Band Radar 시스템 구조 및 제원
1. 기능 및 연혁1. 기능 및 연혁
기기 능능관리구역의 기상예보특보의 생산·통보 및 사후분석관활구역의 기상·지진관측 및 장비의 검정·운영 및 관리기후통계, 기상증명·검정·자료재공 및 기상상담기상레이더 관측·분석 및 장비 운영문서관리 및 청사·시설물관리
연연 혁혁1999. 12. 22 청사 공사 착공2001. 6. 11 청사 준공2001. 8. 14 기상레이더 시험 운영2001. 12. 6 직제 신설(대통령령 제17421호)2001. 12. 14 개 청 식2002. 1. 1 지상기상관측 및 국지예상업무 개시
ReceiverRF Unit
KlystronTransmitter
Radar ControlProcessor
Racon
AntennaControl Unit
AngleTags
Control,BITE
TX Pulse
RX Signal
TX+RXRF Pulse Sample
Raw
Dat
a, C
ontr
olSe
tup,
BIT
E
RawData
ControlBITE
Antenna System
RainbowMet System
Radar SignalProcessor
Aspen DRX
ControlBITE
RavisLocal
Maintenance
RavisRemote
Maintenance
TX Ref
3. S-Band Radar 시스템 구성도3. S-Band Radar 시스템 구성도
Modulator
TX Power Supply
Radar Control Processor
Local Control Unit
Antenna Control Unit
TX Control Unit
Klystron tube+ Solenoid
Klystron tank
RX Power Supply Receiver RF Unit Radar Signal Processor
4. S-band radar 시스템 외형도4. S-band radar 시스템 외형도
5. 레이더 시스템의 구조 및 제원
송신기
출력관 Klystron
주파수 2,890Mhz
Peak Power 750Kw
Pulse widthShort 1.0μs
Long 2.5μs
PRFShort 600/400
Long 250
OBWShort 8MhzLong 8Mhz
수신기Dynamic Range 95dB
중간주파수 10, 450Mhz
안테나
안테나 직경 8.5m
Beam Width 1.2°
안테나 이득 45dB
탐지 거리 유효 : 240km 최대 : 480km
5. 레이더 시스템의 구조 및 제원
AntennaReflector: 8.5m
• Narrow pencil beam (1,0°)
• Low sidelobes ( 28 dB typ.)
• High scanning speed (> 6 RPM)
안테나 시스템 구조 및 제원안테나 시스템 구조 및 제원
Klystron Tube• Instant. Bandwidth 15 MHz
• 750 KW + (0.15 dB min)
• Duty cycle up to 0,12%
Modulator• Full solid-state design
• Pulse width adjustable (0.5–3,3 µs)
Advantages• Clutter suppression up to 50 dBZ
• Enables sophisticated options:- Second Trip Recovery- Frequency Agility- Pulse Shaping- Pulse Compression
송신기 구조 및 제원송신기 구조 및 제원
RF-Frontend• Ultra low noise < 2 dB
• High sensitivity < -113 dBm
• Large dynamic range > 95 dBm
ASPEN® DRX• latest DSP chip technology
• up to 2.7 GFLOPS
• 2-channel IF sampling
• 40 MHz, 12 bit
• Dynamic range > 100 dB
• min. range gate 62.5m
수신기 구조 및 제원수신기 구조 및 제원
Completely in Java• platform independent• multi-user, multi-sensor capabilities
RT raw data visualization
Full access & control• Surveillance of all subunits• System setup & configuration
Modern look & fell• Standard multi-window techniques• Auto-configuration of menus• pre-defined user roles
Extended BITE diagnostics• Consistent error level classification • Analog signal presentation• Malfunction report, BITE logbook
fast, online access to BITE
RAVIS 구성 및 제원RAVIS 구성 및 제원
ZN
S
EW
Azimuth
ElevationStep
Range
Elevation
VolumeScan
2D Products (Weather Images)
3DDatabase
3DDatabase
SignalProcessorSignal
ProcessorControl
ProcessorControl
Processor
2DDatabase
2DDatabase
ProductGenerationProduct
Generation
RadarManagerRadar
ManagerSupervisorManager
SupervisorManager
DisplayManagersDisplay
Managers
Control
Con
trol
displayzoom
animate
control communicationopen/close
3D raw data
RadarRainbow/Met office
2D product data
3D Raw Data (Z,V,W)
Rainbow S/W 자료 흐름도Rainbow S/W 자료 흐름도
Meteorological Poducts Hydrological Products PPI Plan Position Indicator SRI Surface Rainfall Intensity RHI Range Height Indicator PAC Precipitation Accumulation MAX Maximum Display PAL Long Time Precipitation Accumulation CAPPI Constant Altitude PPI SHR Surface n-Hourly Rain Amount PCAPPI Pseudo CAPPI RSA River Subcatchment Accumulation VCUT Vertical Cut RIH Rainfall Intensity Histogram
ETOP Echo Top PRT Point Rainfall Total EBAS Echo Base
Extended Met. Products Shear Products VAD Velocity Azimuth Display RDS Radial Shear
VVP(1) Multiple VAD AZS Azimuth Shear VVP(2) Volume Velocity Processing ELS Elevation Shear UWT Horizontal Wind Technique (SMHI) RAS Radial Azimuth Shear UWT_2 Horizontal Wind Technique (2) RES Radial Elevation Shear VIL Vertically Integrated Liquid Water 3DS Three Dimensional Shear (Radial, Azimuth, Elevation)
VIR Vertical Integrated Reflectivity HZS Horizontal Shear
CMM Combined Moment VCS Vertical Shear SMV Spectrum at Maximum Velocity Forecasting &Warning Products PCP Pseudo CAPPI (KNMI) HHW Hail Warning ETH Echo Top Height (KNMI) WRN Warning
Phenomena Detection TRK Storm Tracking GUF Gust Front Detection RTR Rain Tracking MBURST Microbust detection ITAF Interactive Tracking
MESOC Mesocyclone detection Sensor Integration SSTORM Sand storm detection SAT PDUS/SDUS/MDD Satellite image integration SRV Storm relative mean radial velocity RG Rain Gauge Integration AWOS Integration of automated weather observation stations SADIS Integration of satellite distribution images LLWAS Integration of low level wind shear data
Products 종류Products 종류
각종 Products각종 Products
RHI - Range Height Indicator VCUT - Vertical Cross-SectionPPI- Plan Position Indicator
CAPPI - Constant Altitude PPI MAX(R) - Maximum Display
MAX(Z) - Maximum Display
VAD - Velocity Azimuth Display VVP2 - Volume Velocity
ProcessingUWT - Uniform Wind Technique
SRI - Surface Rainfall Intensity
PAC - Precipitation Accumulation
RIH - Rainfall Intensity Histogram
각종 Products각종 Products
SWI - Severe Weather Indicator
TRK - Storm Tracking LLWAS Integration Satellite Integration
VCS - Vertical ShearWRN – Warning Product
각종 Products각종 Products
Radar
Local Maintenance
Rainbow®Main Workstation
Rainbow®Display Workstation
(Option)
진도기상대 광주지방청광주지방청 및및 본청본청
Real time dataZ, V, W
Volume dataZ, V, W
Volume dataZ, V, W Product data
Network 구성Network 구성