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Advanced Land Navigation System (ALNS)

Advanced Land Navigation System

The Defence Acquisition Council (DAC) has recently approved the procurement of an Advanced Land Navigation System (ALNS), ALNS Mk II, for Armoured Fighting Vehicles (AFVs) of the Indian Army.

  • It will be procured from Bharat Electronics Limited (BEL), a Navratna defense PSU.
Advanced Land Navigation System
[ref-the defense post]

About Advanced Land Navigation System (ALNS):

  • Type: Ring Laser Gyro (RLG) based navigation system
  • Function: Helps in navigating through featureless terrain using military map coordinates
  • Guidance: Provides real-time updates on vehicle’s position and bearing to both Commander and Driver
  • Modes of Operation:
    • Inertial Mode: Relies solely on inertial sensor inputs
    • Hybrid Mode: Combines inertial sensor data with GPS for enhanced accuracy
    • GPS Mode: Operates independently of inertial sensors
  • Key Attributes of ALNS Mk-II:
    • Encryption: High-level encryption for secure operations
    • Sensor: Utilizes an Inertial Measurement Unit (IMU)
    • Compatibility: Supports IRNSS/NavIC, GPS, and GLONASS systems

Ref: Source

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Frequently Asked Question:

What is an Advanced Land Navigation System (ALNS) and how does it work?

ALNS is a navigation system using RLG technology to guide AFVs in featureless terrain by updating the vehicle’s position and bearing to the destination dynamically.

What are the different modes of operation in ALNS?

ALNS operates in Inertial Mode, Hybrid Mode, and GPS Mode to provide accurate navigation guidance to the vehicle commander and driver in various terrains.

What is the significance of high-level encryption in ALNS Mk-II?

High-level encryption in ALNS Mk-II ensures secure communication and data transfer, safeguarding sensitive information in military operations involving Armoured Fighting Vehicles (AFVs).

How does ALNS Mk-II enhance the navigation capabilities of AFVs?

ALNS Mk-II integrates Inertial Measurement Unit (IMU) technology with RLG navigation, providing precise and reliable navigation guidance to AFVs, improving operational efficiency and situational awareness.

Who is manufacturing the ALNS Mk-II system for the Indian Army?

Bharat Electronics Limited (BEL), a Navratna defense PSU, is the manufacturer of ALNS Mk-II, meeting the procurement needs of the Indian Army for advanced land navigation systems for Armoured Fighting Vehicles (AFVs).

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