Dubhe-M1 RS422 Strapdown RLG Submarine Inertial Navigation System with 195×160×108mm Dimensions and ≤20W Power Consumption
Price:
$1000-$100000
MOQ:
1 set
Delivery Time:
30 work days
Brand:
Star & Inertia Technology
Product Description
Maritime Inertial Navigation System Overview
Designed specifically for demanding maritime navigation applications, the Dubhe-M1 optical strapdown INS integrates precision RLG/FOG gyroscopes with quartz accelerometers in a robust sensor assembly. The system's high-speed processing unit executes real-time strapdown computations, supporting multiple operational profiles from pure inertial to GNSS/velocity hybrid modes to ensure reliable, continuous navigation data output for diverse marine platforms.
Technical Specifications
Accelerometer Performance
| Parameter | Specification |
|---|---|
| Bias Repeatability (1σ) | ≤30μg |
| Scale Factor Accuracy (1σ) | ≤30ppm |
Gyro Performance
| Parameter | Specification |
|---|---|
| Bias Repeatability (1σ) | ≤0.01°/hr |
| Scale Factor Accuracy (1σ) | ≤10ppm |
| Random Walk (1σ) | ≤0.003°/√hr |
Performance Characteristics
| Parameter | Specification |
|---|---|
| Angular Rate | ≥±400°/sec |
| Angular Acceleration | 100000°/sec² |
| Acceleration | ＞25g |
| Startup Time | ≤10sec |
| Alignment Time | ≤15min |
| Power Consumption | ＜20W |
| MTBF | ＞20000 hours |
Navigation Accuracy
| Mode | Parameter | Accuracy |
|---|---|---|
| Pure Inertia | Speed Accuracy | ≤1.5kn, RMS |
| GNSS Combination | Speed Accuracy | ≤0.4kn, RMS |
| Pure Inertia | Position Accuracy | ≤1nm/1h, CEP |
| INS/DVL Combination | Position Accuracy | ≤0.3%D, RMS |
| Pure Inertia | Heading Accuracy | ≤0.05°sec(L), RMS |
| Inertia/GNSS Combination | Heading Accuracy | ≤0.02°, RMS |
| Pure Inertia | Pitch & Roll Accuracy | ≤0.02°, RMS |
| Inertia/GNSS Combination | Pitch & Roll Accuracy | ≤0.01°, RMS |
Physical & Environmental
| Parameter | Specification |
|---|---|
| Dimensions | 195×160×108mm |
| Weight | ＜3.9kg |
| Operating Temperature | -40℃~60℃ |
| Shock Resistance | 15g, Half-sine wave 11ms |
| Vibration Resistance | 20~2000Hz, 6.06g |
| Input Voltage | DC24V(±25%) |
| Cooling Method | Conduction to mounting plate |
| Input/Output | 3 RS422 full-duplex serial ports, 1 100M Ethernet port |
Key Features
- High-precision RLG/FOG gyroscopes with quartz accelerometers
- Real-time strapdown computation processing
- Multiple operational modes: pure inertial, GNSS/velocity hybrid
- Robust construction for maritime environments
- Fast startup and alignment times
- Low power consumption with high reliability
- Comprehensive interface options including RS422 and Ethernet
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Get in Touch
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Company
CSSC Star&Inertia Technology co.,ltd.
Location
xiajia
Contact Person
Yao