• An air data inertial reference unit (ADIRU) is a key component of the integrated air data inertial reference system (ADIRS), which supplies air data (airspeed...
    25 KB (2,500 words) - 10:18, 28 April 2025
  • Thumbnail for Inertial reference unit
    where strapdown performance may not be as good. Air data inertial reference unit Inertial measurement unit Optical Inertial Reference Units (IRUs) v t e...
    2 KB (172 words) - 07:14, 21 November 2021
  • Thumbnail for Air data computer
    aircraft the air data computer is combined with attitude, heading and navigation sources in a single unit known as the Air Data Inertial Reference Unit (ADIRU)...
    8 KB (899 words) - 20:34, 20 February 2025
  • Thumbnail for Qantas Flight 72
    investigation found a fault with one of the aircraft's three air data inertial reference units (ADIRUs) and a previously unknown software design limitation...
    32 KB (3,213 words) - 00:57, 2 June 2025
  • from another onboard system (ADIRU, air data inertial reference unit) which it passes to the BSU (beam-steering unit) to direct the signal beam from the...
    3 KB (369 words) - 02:22, 27 August 2024
  • Thumbnail for Flight control modes
    units known as air data inertial reference units (ADIRUs) that act both as an air data reference and inertial reference. ADIRUs are part of the air data...
    16 KB (1,937 words) - 20:28, 15 May 2025
  • Thumbnail for Air France Flight 447
    02:11 UTC to 02:14 UTC, containing a fault message for an air data inertial reference unit and ISIS. At 02:12 UTC, a warning message NAV ADR DISAGREE...
    234 KB (20,942 words) - 19:46, 16 June 2025
  • Thumbnail for List of accidents and incidents involving the Airbus A330
    flaw of the plane's Air Data Inertial Reference Unit and a limitation of the aircraft's flight computer software. On 1 June 2009, Air France Flight 447...
    17 KB (1,974 words) - 11:58, 17 May 2025
  • Thumbnail for Inertial navigation system
    An inertial navigation system (INS; also inertial guidance system, inertial instrument) is a navigation device that uses motion sensors (accelerometers)...
    47 KB (5,954 words) - 00:31, 11 June 2025
  • to: Air Data Inertial Reference Unit (ADIRU), a key component of the Air Data Inertial Reference System (ADIRS), which supplies air data and inertial reference...
    1 KB (179 words) - 05:14, 7 December 2024
  • Thumbnail for Attitude and heading reference system
    gyroscopic flight instruments. The main difference between an Inertial measurement unit (IMU) and an AHRS is the addition of an on-board processing system...
    3 KB (327 words) - 02:06, 31 January 2025
  • Thumbnail for Naval Communication Station Harold E. Holt
    preliminary report that a fault occurred within the Number 1 Air Data Inertial Reference Unit (ADIRU) and is the "likely origin of the event". The ADIRU –...
    22 KB (2,080 words) - 02:24, 17 June 2025
  • Thumbnail for Air data module
    a data bus. This pressure information is received and processed by the Air Data Reference (ADR) component of the Air Data Inertial Reference Unit (ADIRU)...
    4 KB (267 words) - 22:53, 7 August 2023
  • Thumbnail for XL Airways Germany Flight 888T
    United States. The investigators' interest focused on the air data inertial reference unit (ADIRU) following recent similar incidents involving Airbus...
    23 KB (2,651 words) - 04:00, 20 April 2025
  • Thumbnail for Airbus A330
    Airbus A330 (redirect from AirBus A330)
    plane's Air Data Inertial Reference Unit and a limitation of the aircraft's flight computer software. Fuel system related On 24 August 2001, Air Transat...
    142 KB (13,405 words) - 11:12, 14 June 2025
  • Thumbnail for Pitot–static system
    ice-blocked pitot tubes. Index of aviation articles Air data boom Air data inertial reference unit Austral Líneas Aéreas Flight 2553 Position error http://www...
    19 KB (2,387 words) - 14:32, 31 May 2025
  • ARINC (category Articles needing additional references from March 2012)
    defines an integrated Air Data Inertial Reference Unit (ADIRU) ARINC 739 is the standard for a Multi-Purpose Control and Display Unit (MCDU) and interfaces...
    22 KB (2,476 words) - 14:29, 30 January 2025
  • Thumbnail for Qantas
    Initial investigations identified an inertial reference system fault in the Number-1 Air Data Inertial Reference Unit as the likely origin of the event....
    212 KB (18,013 words) - 09:36, 18 June 2025
  • List of aviation, avionics, aerospace and aeronautical abbreviations (category Articles needing additional references from October 2020)
    Contents A B C D E F G H I J K L M N O P Q R S T U V W X Y Z See also References External links List of aviation mnemonics Avionics Glossary of Russian...
    72 KB (315 words) - 09:15, 15 June 2025
  • Thumbnail for West Air Sweden Flight 294
    Norway, that crashed on 8 January 2016. A malfunction in one of the inertial reference units had produced erroneous altitude indications on one of the instrument...
    15 KB (1,347 words) - 07:00, 14 June 2025
  • Thumbnail for Attitude indicator
    down), roll, and orbit relative to a fixed-space inertial reference frame from an Inertial Measurement Unit (IMU). The FDAI can be configured to use known...
    13 KB (1,473 words) - 04:24, 4 January 2025
  • Thumbnail for Mass
    Mass (redirect from Inertial mass)
    results from that force. An object with small inertial mass will accelerate more than an object with large inertial mass when acted upon by the same force....
    76 KB (10,547 words) - 12:18, 9 June 2025
  • Thumbnail for Korean Air Cargo Flight 8509
    previous flight segment, one of its inertial navigation units (INUs) had partially failed, providing erroneous roll data to the captain's attitude director...
    13 KB (1,198 words) - 15:02, 30 May 2025
  • Thumbnail for LN-3 inertial navigation system
    The LN-3 inertial navigation system is an inertial navigation system (INS) that was developed in the 1960s by Litton Industries. It equipped the Lockheed...
    29 KB (4,110 words) - 04:38, 30 January 2025
  • Thumbnail for Single-event upset
    37,000 feet, one of the plane's three air data inertial reference units had a failure, causing incorrect data to be sent to the plane's flight control...
    15 KB (1,799 words) - 14:36, 25 May 2025
  • Thumbnail for Pressure reference system
    Pressure reference system (PRS) is an enhancement of the inertial reference system and attitude and heading reference system designed to provide position...
    6 KB (765 words) - 08:22, 9 February 2023
  • Thumbnail for Popeye (missile)
    Popeye (missile) (category All articles lacking reliable references)
    An inertial guidance system pilots the missile towards the target; for terminal homing the pilot can control the missile directly via an INS and data link...
    19 KB (1,914 words) - 14:22, 12 June 2025
  • Thumbnail for List of accidents and incidents involving airliners by airline (P–Z)
    List of accidents and incidents involving airliners by airline (P–Z) (category Articles needing additional references from June 2012)
    avherald.com. 3 September 2022. Aircraft Crashes Record Office AirSafe Aviation Safety Network Federal Aviation Administration: Accident & Incident Data...
    117 KB (188 words) - 02:25, 3 February 2025
  • Thumbnail for Accelerometer
    to an observer who is in free fall (that is, relative to an inertial frame of reference). Proper acceleration is different from coordinate acceleration...
    40 KB (4,694 words) - 12:49, 10 June 2025
  • Thumbnail for Guidance, navigation, and control
    current position, inertial navigation systems also typically estimate a predicted position for future computing cycles. See also Inertial navigation system...
    13 KB (1,522 words) - 14:40, 17 June 2025