RLG Single-Axis Indexing Inertial Navigation System
Product description
The RL1-90 Inertial Navigation System is a versatile and reliable navigation solution. It combines the Type 90 Ring Laser Gyroscope and Quartz Flexible Accelerometer to deliver accurate navigation information, including speed, position, and attitude. The system seamlessly integrates with auxiliary equipment such as GNSS, altimeters, and airspeed meters, catering to the needs of air and ground carriers.
This system finds wide applications across various carrier platforms, including tanks, armored vehicles, aircraft, drones, ships, automobiles, high-speed rail, unmanned vehicles, mobile satellite communication systems, and drilling operations. It offers precise control over flight, attitude stabilization, weapon stabilization platforms, positioning, and orientation.
With its advanced technology and robust design, the RL1-90 Inertial Navigation System is a reliable choice for meeting navigation requirements in diverse industries and applications.
PRODUCT FEATURES
l Sing-axis indexing mechanism for error mitigation
l High accuracy ring laser gyro and quartz accelerometer
l Optional static or moving base self-alignment
l Error parameters calibration and compensation in full temperature range
l Optional diverse input interfaces for GNSS/Odometer/DVL
l Configurable navigation modes
l Excellent environmental suitability
l Military standards
APPLICATION AREAS
l Under-sea vehicle navigation
l Positioning and north-finding for land vehicle
l Stabilization and control for moving carrier
l Attitude measurement for demanding applications
MAIN FUNCTIONS
l It has the function of outputting information such as carrier position, heading, attitude angle, angular rate and speed in real time;
l It has working modes such as pure inertial navigation and INS/GNSS (including Beidou) integrated navigation;
l Possess the function of receiving satellite navigation information provided by external time system frequency standard equipment;
l It has the function of ground self-alignment and supports the function of air alignment;
l It has functions such as power-on self-test, periodic self-test, status report, installation error compensation, and non-volatile storage.
PERFORMANCE INDICATORS
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System accuracy System Accuracy |
Pure Inertial Navigation/Pure Inertial Navigation |
2.0nmile/3d, PEAK |
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Integrated Navigation/Navigation with GNSS |
≤5m , 1σ |
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Heading angle /Heading |
0.01°, RMS |
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Horizontal attitude (roll and pitch ) Horizontal Attitude (roll & pitch) |
0.005°, RMS |
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Pure Inertial Velocity |
1.0 m/s , RMS |
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GNSS Integrated navigation Velocity |
0. 1 m/s , RMS |
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Indicators of inertial devices Gyro and Accelerometer Parameters |
laser gyroscope _ Gyroscope |
Range/Range |
± 6 00 deg/s |
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Bias Stability |
≤0.002 deg/h, 1σ |
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Bias Repeatability |
≤0.002 deg/h, 1σ |
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Scale Factor non-linearity |
1 ppm |
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Accelerometer Accelerometer |
Range/Range |
± 15g |
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Bias Stability |
≤10μg , 1σ |
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Zero bias repeatability Bias Repeatability |
≤10μg , 1σ |
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Scale Factor non-linearity |
15 ppm |
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align time Alignment Time |
Cold Start |
≤ 15 min |
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Re-Start |
≤ 10 min |
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Air/In-Flight Start |
≤15min |
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Working hours Operation Time |
Continuous working time/Operation Time |
more than 10h |
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Interface Features interface |
Supply voltage/Voltage |
18~36VDC |
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Power Consumption |
≤ 40W @ 24VDC |
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Electrical interface/Electrical |
RS232 × 2 RS422 × 3 CAN × 2 Ethernet × 1 1pps × 1 |
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Data Update Rate (configurable) |
200Hz@115.2kbps |
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Use environment Environmental |
Operating Temperature |
-40°C~+65°C |
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Storage temperature/Storage Temperature |
-55°C~+85°C |
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Use Altitude/Altitude |
20000m |
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Humidity |
95% (+25°C) |
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Vibration/Vibration |
5g @ 20~2000Hz |
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Shock/Shock |
40 g, 11 ms, 1/2 Sine |
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Physical properties Physical |
Dimensions/ Size (Φ*H) |
≤ 346 x 435 mm |
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Weight/ Weight |
45 kg |
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Note: The structure can be customized according to the user’s requirements.
