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智能拖拽合成孔径声纳SAS是专业为海底调查和水底调查而设计的拖拽孔径声纳成像系统和SAS声纳成像系统和拖拽声纳,具有超高清晰度影像能力和三维水深测量能力,是声纳成像和水下地形测绘,海底测绘的理想仪器.
智能拖拽合成孔径声纳SAS采用全球的合成孔径声纳技术,广泛用于反水雷试验,水文调查,战略资源海底监测,生境制图,海底管道和海底光缆监测等诸多海底成像应用.
参数双侧zui大幅宽 Dual sided max swath200m at 8 kts (440m at 4 kts)单侧zui大扫描范围Single sided max plan range100m at 8 kts (220m at 4 kts)双侧面积覆盖率Dual sided Area Coverage Rate3.3 km squared per hour (with gap fill)测量高度Survey Altitude13m (min 5m, max 30m)沿航迹SAS声纳图像分辨率Along track SAS Image resolution3.3cm垂直于SAS声纳图像分辨率Across track SAS Image resolution3cm声纳图像光栅波瓣电平SAS Image grating lobe level-40dB声纳测深分百年率SAS Bathymetry along track resolution25cm (configurable up to 6cm)SAS Bathymetry across track resolution25cm (configurable up to 6cm)SAS Bathymetry vertical accuracy10cmPulse length5ms (configurable 1ms - 10ms)Pulse bandwidth40kHzPulse typeLinear FM (CHIRP)Pulse centre frequency337kHzSAS robustness against yaw 10 over 50m track lengthSAS robustness against sway 0.2 m/sMax crab angle20
规格Rackmount Case Size2x Standard 10U (20U Total)HDD capacity2 Tbyte standard, solid state(up to 32TB RAID NAS Optional)Data formatKraken .TIL, .XTF, GeoTIFF, XYZDual sided Data rate, 192 channels total36 MByte/secTowfish Data ConnectionDual Fully-Redundant Fiber, Single ModeTopside Data connectionGigabit EthernetTotal system power800W (KATFISH), 900W (Topside Equipment)SAS processingReal-time on GPUPower supply120/240VAC, 50-60Hz, 1750W Peak(not including winch)
尺寸Towfish Dimensions2.9m length x 32.4cm external diameterTowfish Wingspan1.2m widthTowfish Weight in Air 175kgArray dimensions1800mm x 30mm x 70mmOperational Depth rating200m (cable length limited)Max sea water temperature30?CMin start up temperature0?CDesign salinity35ppmCathodic mitigationNo metal bonds exposed to sea water
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