Sonar Acoustic Biomass System
Pemetaan Posisi BSB & Node Sonar
GPS Sonar Buoy Anchor: -8.215120, 113.722300
Sonar Buoy Node: KJA-SONAR-02 | Freq:
200 kHz (CHIRP)
Echo Sounder & Posisi Transducer
Acoustic Ranging & Depth
Kedalaman Dasar Jaring / Seabed
12.5
Meter
PINGING OK (10 Hz)
Orientasi & Rotasi Beam Sonar:
Rotary Pan: 0° | Tilt: 90° (Down)
Transducer Winch Depth:
2.0 m
Kecepatan Suara Air Laut (c):
1521 m/s (Calibrated)
Frekuensi Akustik:
200 kHz
Acoustic Pulse Width:
0.25 ms
Receiver Gain (TVG):
42 dB
Noise Floor Akustik:
-78 dB
Bio-akustik & Estimasi Biomassa
Echo Integration & TS
Estimasi Biomassa Total
3.85
Ton
HIGH STOCK DENSITY
Kepadatan Ikan (Density):
48 ekor/m³
Target Strength (TS):
-38.5 dB
Layer Kedalaman Ikan:
3.0 - 7.5 m
Kecepatan Renang Doppler:
0.35 m/s
Jarak Seabed / Clearance:
4.2 m (SAFE)
Daya Buoy & Batterai:
13.1 V (95%)
Live Echogram Sonar (Waterfall)
Acoustic Backscatter Profile
TRANSDUCR: 2.0m
FREQ: 200 kHz
TARGET: FISH SCHOOL
Indeks Sinyal Pantulan:
KUAT (STRONG ECHO)
Sinyal Uplink LoRa RSSI:
-79 dBm (EXCELLENT)
Remote Control Operasional Sonar
AES-128 ENCRYPTED LORA COMMAND UPLINK
A. Mode Otomasi Sonar Subsea
Pilih Mode Operasional Sonar:
AUTO DEPTH SWEEP
AUTO SWEEP
BIOMASS
BOTTOM
MANUAL
AUTO SWEEP
: Transducer bergerak naik-turun dan memutar beam memetakan seluruh volume KJA.
B. Parameter Akustik & Winch
Kedalaman Winch Transducer:
2.0 Meter
Gain Akustik Sonar (TVG):
42 dB
Ping Rate Frequency:
10 Ping/Sec
C. Anti-Fouling & Interlock
Muka Transducer:
CLEAN
Kavitasi (< 220 dB):
SAFE
Ketegangan Kabel (< 50N):
14.2 N
ULTRASONIC CLEANING
KALIBRASI C
EMERGENCY WINCH RETRACT