Thats why many military forces around the world have turned to another kind of aircraft to supplement their surveillance missions. As aerostats are lowered, blowers pump air into the balloon to help maintain its shape and aerodynamics. In afghanistan, spy balloons now part of landscape the new. An aerostat is a heliumfilled balloon tethered with a fibreoptic cable and equipped with radar and imaging technology.
Rt aerostats systems is an israeli company that designs and manufactures the skystar family. From spacesuits and space vehicle landing airbags for nasa and commercial astronauts to heavylift and passenger airships and surveillance radar aerostats, we estimated. Persistent threat detection system ptds is a large heliumfilled lighter than air system designed by lockheed martin to provide soldiers long range intelligence, surveillance, reconnaissance and communication assistance. Persistent threat detection system 74k aerostat army. Afghanistan the us army is awarding a contract to tcom limited partnership. This paper describes a project involving the design, fabrication and field deployment of a tethered aerostat system for surveillance. There are over sixty balloons flying throughout afghanistan with more than half of those in regional commandsouth. As aerostats gain altitude, the helium expands until it fills most of the aerostat. Carter, undersecretary of defense for acquisition, technology and logistics, the number of aerostatbased, lineofsight sensors could be increased dramatically, as much as twentyfold during the summer of 2010, in an effort to improve security in southern afghanistan. No word yet on when the new sensors, cameras and aerostats will arrive in the country, but morrell says the. Aerostats and towerbased intelligence, surveillance, and. Multipayload tethered aerostats are integrated with full isr capabilities that provides extended persistent observation with rapid redeployment, mission.
Making an impact in afghanistan small wars journal. Pdf design fabrication and deployment of a tethered. These will be used for base defense, and surveillance in general in afghanistan. Also referred to as 74k aerostat system, the ptds is deployed by the us army in afghanistan and iraq. In this way, the aerostats reinforce, if not return, mission command to the battlefield in afghanistan. The aerostat envelope was fabricated by joining eight petals. The dirigible, a white 117footlong surveillance balloon called an aerostat by the military, and scores more like it at almost every military base in. From afar, it looked like a scene straight out of an h. The importance of the afghanistan security forces fund in the u. Army doctrine reference publication adrp 30 defines mission command as the exercise of authority and direction by the commander using mission orders to enable disciplined initiative within the commanders intent to empower agile and adaptive leaders in the conduct of unified land operations.
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