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The 6,700 lbf (30 kN) ALF 502R-3 variant initially powered the quad-engine British Aerospace 146, which entered service in 1983 and became the ALF 502's biggest customer. A total of 1,019 ALF 502 engines of all variants were produced. The LF 507 series based on the ALF 502R was announced in September 1988.
First Eastern Counties Alexander ALX400 bodied Volvo B7TL in June 2008 Norse Plaxton President bodied Dennis Trident 2 in September 2010. Norwich Park and Ride is a park & ride bus service in the English city of Norwich, East Anglia.
A modified K-225 equipped with a Boeing 502 (YT50) turboshaft engine became the first gas turbine-powered helicopter in December 1951. [2] This aircraft is now at the Smithsonian Institution in Washington, D.C. A standard K-225 is preserved in the New England Air Museum at Windsor Locks Connecticut.
Alvis was ready to market the engine in 1947 as the Series 500 (502, 503 and sub-types) for aeroplanes and Series 520 for helicopters. (Most helicopter engines were direct drive — no reduction gearbox — with a centrifugal clutch and fan cooling).
The Boeing T50 (company designation Model 502) was a small turboshaft engine produced by Boeing. It was the first turboshaft engine to ever power a helicopter: a modified Kaman K-225 in 1951. [ 1 ] Based on Boeing's earlier Model 500 gas generator, the T50's main application was in the QH-50 DASH helicopter drone of the 1950s.
The U.S. Army helicopter that collided with an passenger jet near Washington, D.C., had an advanced surveillance system turned off.
HOUSTON (Reuters) -U.S. President-elect Donald Trump plans to make it easier for some producers of liquefied natural gas (LNG) to seek export permit renewals, according to two sources with ...
Amtrak operates a fleet of 2,142 railway cars and 425 locomotives for revenue runs and service, collectively called rolling stock.Notable examples include the GE Genesis and Siemens Charger diesel locomotives, the Siemens ACS-64 electric locomotive, the Amfleet series of single-level passenger cars, the Superliner series of double-decker passenger cars, and 20 Acela Express high-speed trainsets.