Lockheed VC-121 Bataan

Lockheed C-121 Constellation

PaysUsa
RôleTransport militaire
Premier vol14 mars 1947
Construit332

Lla Lockheed C-121 Constellation était une version de transport militaire du Lockheed Constellation. Au total, 332 avions ont été construits pour l’United States Air Force et l’United States Navy à diverses fins.

Source: Lockheed C-121 Constellation sur Wikipedia

VC-121 Bataan Se promener
PhotographeCees Hendriks
LocalisationMusée de l’air Fame
CommentaireCe « Connie » nommé « Bataan » était l’avion personnel du général Douglas MacArthur Commandant suprême des puissances alliées pendant la guerre de Corée
Photos32
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Lockheed VC-121E Super Constellation Columbine III Walk Around
PhotographeVladimir Yakubov
LocalisationMusée national de l’USAF
Photos192
Lockheed Constellation
PhotographesUknow ( Uknow )
LocalisationUknow ( Uknow )
Photos86
Attendez, Recherche Lockheed C-121 Constellation pour vous...

Voir aussi :

Seconde Guerre mondiale : l’histoire visuelle définitive de la Blitzkrieg à la bombe atomique (DK Definitive Visual Histories) - Amazon Carte par carte de la Seconde Guerre mondiale (carte par carte de l’histoire du Danemark) - Amazon


The Aerodynamic Masterpiece

Lla Lockheed C-121 Constellation was the military version of the revolutionary L-749 and L-1049 Super Constellation airliners. Known for its distinct « dolphin-shaped » fuselage and triple-tail design, the « Connie » was one of the most advanced piston-engine aircraft ever built. While it began as a high-speed VIP and troop transport, its massive internal volume allowed it to evolve into the worlds first true Airborne Early Warning (AEW) platform, serving as a vital sentinel during the Cold War.

Attribute Technical Specification (C-121C / Super Connie)
Rôle Heavy Transport / AEW & Reconnaissance
Crew 5 (Flight crew) + up to 106 troops or 26 sensor operators
First Flight (C-121A) March 14, 1948
Groupe motopropulseur 4 × Wright R-3350-34 Duplex-Cyclone turbo-compound radials
Horsepower 3,250 hp (2,424 kW) per engine
Vitesse maximale 340 mph (547 km/h)
Service Ceiling 25,000 feet (7,620 m)
Range 4,300 miles (6,920 km)

Design Innovation: The Triple-Tail and Turbo-Compounds

  • The Triple Tail: The distinctive triple vertical stabilizers werent just for style. By splitting the tail into three smaller fins, Lockheed kept the aircrafts overall height low enough to fit into existing military hangars while still providing enough surface area to control the plane if an engine failed.
  • Turbo-Compound Engines: The later C-121s used « Turbo-Compound » versions of the R-3350 engine. These recovered energy from the exhaust gases to turn the crankshaft, providing incredible fuel efficiency for long-range oceanic crossings.
  • Variable Camber Wing: The Constellations wing was effectively a scaled-up version of the wing found on the P-38 Lightning fighter, giving it exceptional lift and speed characteristics for a transport of its size.
  • The Curved Fuselage: Lla « dolphin » shape ensured that no two bulkhead sections were the same size. This aerodynamic curvature reduced drag and ensured that the fuselage remained perfectly pressurized at high altitudes.

Command, Control, and VIP Service

  • Columbine II & III: The C-121 served as the first official « Air Force One. » President Dwight D. Eisenhower’s personal aircraft, Columbine III, is preserved today and remains a symbol of 1950s prestige.
  • The Warning Star (EC-121): Modified with massive radar « humps » on the top and bottom of the fuselage, the EC-121 Warning Star became a flying radar station. In Vietnam, these aircraft provided early warning of MiG attacks and guided US pilots to intercepts.
  • The Berlin Airlift: Early C-121As played a supporting role in the 1948 Berlin Airlift, proving the aircrafts ability to move large quantities of cargo and personnel under high-pressure operational tempos.
  • End of the Line: The Constellation was the pinnacle of piston-driven technology, but the arrival of the Boeing C-135 (jet) and the C-130 (turboprop) ultimately signaled the end for the complex and maintenance-heavy R-3350 engines.

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