EADS Harfang
| Company type | Military UAV system |
|---|---|
| Industry | Aerospace, Defense |
| Founded | 2001 |
| Headquarters | France |
| Products | Unmanned aerial vehicles (UAVs) |
The EADS Harfang, initially designated as the Système intérimaire de drone MALE (SIDM, meaning "Interim medium-altitude, long-endurance drone system"), is an unmanned aerial vehicle operated by the French Air Force, serving as a complement to the RQ-5 Hunter.
Development
The French Air Force began acquiring drones in 1995, including several units of the IAI RQ-5 Hunter. Following the presentation of the IAI Heron at the 1999 Paris Air Show, interest in this platform increased, prompting a derivative project initiated in 2001. The first prototype took flight on 9 September 2006 from Istres-Le Tubé Air Base, with subsequent testing conducted at the Centre d'essais en vol before relocating to Mont-de-Marsan Air Base.
Originally, deliveries were targeted for summer 2003 to succeed the Hunters retired in September 2004; however, industrial setbacks, particularly concerning satellite communication systems that failed to meet Air Force criteria, delayed progress. The platform evolved from a commercial off-the-shelf product into a tailored system developed by Malat, a branch of Israel Aerospace Industries, based on the IAI Heron design.
The French Air Force procured three aircraft along with two ground control stations. The SIDM officially entered service in June 2008 with Drone Experimentation Squadron 1/330 Adour stationed at Cognac, part of the Centre des expérimentations militaires. Between 2008 and 2009, a structured four-phase program was implemented to train operators in system handling, sensor operation, C4ISTAR coordination, and communication with land forces.
Design
The Harfang system comprises two primary elements: the unmanned aerial vehicle itself and its associated ground control station.
Drones
The Harfang drone is an unmanned aircraft powered by a rear-mounted turbo-supercharged, water-cooled flat-four engine that drives a pusher propeller. It incorporates a high wing equipped with flaps and anti-icing capabilities and features a twin-boom tail assembly with dual vertical stabilizers. With a maximum takeoff weight of , it can transport a payload of up to for missions lasting as long as 24 hours.
Its mission payload consists of a gyroscopically stabilized three-sensor turret positioned beneath the forward fuselage. This package integrates optical and infrared sensors, a laser designator/rangefinder, and a high-resolution synthetic aperture radar capable of monitoring ground vehicle movements under all weather conditions. The radar antenna is mounted centrally on the airframe.
Navigation is supported by an Inertial measurement unit combined with GPS recalibration and differential GPS technology, enabling automated takeoff and landing procedures. In events of communication failure, the drone autonomously returns to its launch site while attempting to re-establish signal link.
Additional onboard systems include an IFF transponder and flight data recorder. However, the Harfang does not possess electromagnetic sensor suites, exhibits limited agility, and is susceptible to challenging weather phenomena such as icing and elevated humidity levels.
Control station
The control station is composed of four distinct modules (M1–M4):
- M1: mission planning, derived from a Mirage 2000 briefing platform
- M2: command and control, mainly overseeing take-off and landing procedures (with most operations automated)
- M3: satellite communication-based data acquisition
- M4: center for military intelligence analysis
Communication within a line-of-sight range extends up to 150–200 km; for greater distances, directional antennas and geostationary satellites are utilized. Connections to ground forces and air traffic management are maintained through Very High Frequency (VHF) and Ultra High Frequency (UHF) relay systems.
Operational history
During Pope Benedict XVI's 2007 pilgrimage to Lourdes, the Harfang ensured security coverage.
In February 2009, a deployment of three Harfang UAVs took place at Bagram Airfield, Afghanistan. One drone, identified as F-SDAY, suffered a crash attributed to freezing conditions combined with potential human or software malfunction; decisions regarding its replacement were underway while repairs were conducted in France.
Harfangs took part in the 2011 military intervention in Libya during August 2011.
France intended to phase out the Harfang by 2014, planning to introduce MQ-9 Reaper UAVs ordered in 2013 as successors.
By June 2013, Harfangs had achieved their 100th mission during Operation Serval in Mali, accumulating 1,600 hours of continuous day-and-night flight since January. Between January and September 2013, they amassed a total of 2,000 flight hours supporting French military efforts.
As of 2016, Harfang UAVs contributed to domestic security operations within France.
The French Air Force officially retired the entire Harfang fleet in early 2018. Subsequently, in 2020, Morocco took delivery of three UAVs purchased in 2014 at a cost of $48 million.
Variants
- Eagle 0 : prototype model with maiden flight in 1998.
- Eagle 1 : first production variant, initially flown on 2 June 2003 in Israel.
- Eagle MPR : maritime version based on Eagle 1.
- Eagle 2 : an enlarged Eagle 1 model equipped with a Pratt & Whitney PT6 turboprop engine.