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ADCP-38K Phased Array

Acoustic Doppler Current Profiler 37.5kHz

The ADCP-38K is a high-performance Phased Array Acoustic Doppler Current Profiler. Utilizing advanced, field-proven phased array technology combined with proprietary broadband signal processing algorithms, it delivers high-precision measurements of current velocity profiles, water depth, and vessel/carrier motion speed.


Featuring a split-component design, the system consists of a 38 kHz phased array transducer assembly and a separate electronic chassis. It is engineered for high accuracy, extended profiling range, and ease of maintenance. With support for multiple universal communication interfaces customizable to user requirements, the ADCP-38K is widely deployed across a diverse range of marine engineering applications.


Overview

ADCP-38K-Phased-Array-Acoustic-Doppler-Current-Profiler-(3)

ADCP-38K Phased Array

Key Feature​s

  • Advanced Phased Array Technology: Utilizes a 38 kHz phased array transducer for optimized acoustic performance.
  • High-Precision Measurements: Proprietary broadband signal processing ensures exceptional accuracy for velocity profiles, bathymetry, and carrier speed.
  • Extended Profiling Range: Designed to deliver reliable data across large-scale depth profiles.
  • Split-Component Architecture: Separate transducer array and electronics enclosure facilitate flexible installation and effortless maintenance.
  • Versatile Connectivity: Adaptable to various industry-standard communication interfaces to seamlessly integrate with your existing systems.


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Specifications

Specification Parameter
Transducer frequency37.5kHz
Beam configurationPhased 4 beams
Current velocity range±5m/s (default); ±15m/s (Max.)
Current velocity precision±1%V ±1cm/s
Current velocity resolution1mm/s
Layer size8~32m
Number of layers1~128
Pulse frequency0.5 or 1Hz
High precision mode range800m
Maximum range1000m
Other configurable functionBottom tracking
Bottom tracking depth20~2000m
Bottom velocity precision±1%V ±1cm/s
Power supply220V AC ±10%
Average power consumption200W
Communication interface (selectable)Ethernet, RS422, RS232
Storage capacityStandard 16GB
Array sizeΦ800mm × 210mm
Array weight248kg

Applications


  • Deep-Water Oil & Gas: Platform & Rig Safety: Provides real-time current profiling down to depths exceeding 1,000m to safeguard risers, mooring systems, and ROV operations.
  • Oceanographic Research: High-Speed Cruising Data: Delivers high-density, low-noise current structures even when the research vessel is cruising at high speeds (>15 knots).
  • Offshore Wind Energy: Site Assessment & Construction: Evaluates complex macro-tidal profiles to mitigate risks during deep-water turbine foundation engineering and cable laying.
  • Subsea Cable & Pipeline Laying: Precision Bottom Tracking: Combines accurate current velocity with absolute speed-over-ground tracking to ensure precise engineering vessel navigation.

Recovery of Buoys Equipped with ADCP

ADCP-Acoustic Doppler Current Profiler -1

Explore the ADCP Series

The China-Sonar ADCP Series covers the full spectrum of applications from shallow rivers to the deep ocean. With models including the ADCP-1200K, ADCP-600K, and ADCP-300K, the series is tailored for river discharge monitoring, coastal and offshore surveys, and deep-sea research & engineering.


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