When.com Web Search

Search results

  1. Results From The WOW.Com Content Network
  2. Airborne collision avoidance system - Wikipedia

    en.wikipedia.org/wiki/Airborne_collision...

    An airborne collision avoidance system (ACAS, usually pronounced as ay-kas) operates independently of ground-based equipment and air traffic control in warning pilots of the presence of other aircraft that may present a threat of collision. If the risk of collision is imminent, the system recommends a maneuver that will reduce the risk of ...

  3. Collision avoidance in transportation - Wikipedia

    en.wikipedia.org/wiki/Collision_avoidance_in...

    Collision avoidance in transportation. A simple collision avoidance system. In transportation, collision avoidance is the maintenance of systems and practices designed to prevent vehicles (such as aircraft, motor vehicles, ships, cranes and trains) from colliding with each other. They perceive the environment with sensors and prevent collisions ...

  4. Collision avoidance system - Wikipedia

    en.wikipedia.org/wiki/Collision_avoidance_system

    A collision avoidance system (CAS), also known as a pre-crash system, forward collision warning system (FCW), or collision mitigation system, is an advanced driver-assistance system designed to prevent or reduce the severity of a collision. [2] In its basic form, a forward collision warning system monitors a vehicle's speed, the speed of the ...

  5. United States Army Combat Readiness Center - Wikipedia

    en.wikipedia.org/wiki/United_States_Army_Combat...

    The U.S. Army Combat Readiness Center (USACRC) is a United States Army organization. The Army Safety Team provides safety and risk management expertise to the Army, DoD, and other agencies; develops, maintains and evaluates Army Safety policy and programs; and communicates relevant risk management information to Army Leaders for the preservation of our Soldiers, Civilians, Families and vital ...

  6. Friendly fire - Wikipedia

    en.wikipedia.org/wiki/Friendly_fire

    In military terminology, friendly fire or fratricide[a] is an attack by belligerent or neutral forces on friendly troops while attempting to attack enemy or hostile targets. Examples include misidentifying the target as hostile, cross-fire while engaging an enemy, long range ranging errors or inaccuracy. Accidental fire not intended to attack ...

  7. Green Ramp disaster - Wikipedia

    en.wikipedia.org/wiki/Green_Ramp_disaster

    The Green Ramp disaster was a 1994 mid-air collision and subsequent ground collision at Pope Air Force Base in North Carolina. It killed twenty-four members of the U.S. Army 's 82nd Airborne Division preparing for an airborne training operation. [1][2][3] As of 2024, this incident has the largest number of ground fatalities for an accidental ...

  8. Portable collision avoidance system - Wikipedia

    en.wikipedia.org/wiki/Portable_collision...

    A portable collision avoidance system (PCAS) is a proprietary aircraft collision avoidance system similar in function to traffic collision avoidance system (TCAS). TCAS is the industry standard for commercial collision avoidance systems but PCAS is gaining recognition as an effective means of collision avoidance for general aviation and is in use the world over by independent pilots in ...

  9. Crashworthiness - Wikipedia

    en.wikipedia.org/wiki/Crashworthiness

    In the 1950s and 1960s, the Pakistan Army began serious accident analysis into crashworthiness as a result of fixed-wing and rotary-wing accidents. As the US Army's doctrine changed, helicopters became the primary mode of transportation in Vietnam. Due to fires and the forces of deceleration on the spine, pilots were getting spinal injuries in ...