Heavy Metal


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The EMD 567 is a line of large medium-speed diesel engines built by General Motors' Electro-Motive Division. This engine, which succeeded Winton's 201A, was used in EMD's locomotives from 1938 until its replacement in 1966 by the EMD 645.

It has a bore of 8+1⁄2 in (216 mm), a stroke of 10 in (254 mm) and a displacement of 567 cu in (9.29 L) per cylinder. Like the Winton 201A, the EMD 645 and the EMD 710, the EMD 567 is a two-stroke engine.

 
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the true end is near.


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source: SS United States moves out of Philadelphia after nearly 30 years

 
I just read an article that the ALQ-249 Next Generation Jammer mid band pod was used operationally.

I worked on the capture effort and proposal, included the results of flying a Frankenstein limited capability antenna in a testbed to demonstrate airborne performance, from 2013-2017, before I retired. Data from that one flight effort was incorporated into the proposal.

The pod is BIG and the ram air turbine generates the electricity for the jamming as the aircraft can’t produce enough.

It’s nice to see something that I spent a LOT of time come to fruition.

How The EA-18G Growler's Next-Generation Jamming Pod Went To War On Its First Cruise


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I just read an article that the ALQ-249 Next Generation Jammer mid band pod was used operationally.

I worked on the capture effort and proposal, included the results of flying a Frankenstein limited capability antenna in a testbed to demonstrate airborne performance, from 2013-2017, before I retired. Data from that one flight effort was incorporated into the proposal.

The pod is BIG and the ram air turbine generates the electricity for the jamming as the aircraft can’t produce enough.

It’s nice to see something that I spent a LOT of time come to fruition.

How The EA-18G Growler's Next-Generation Jamming Pod Went To War On Its First Cruise


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i see the power-generation apparatus, but did i miss the "ram-air" inlet for that thing?

backend must be wider than front end, or is it like a "venturi" (pressure) thing?
 
i see the power-generation apparatus, but did i miss the "ram-air" inlet for that thing?

backend must be wider than front end, or is it like a "venturi" (pressure) thing?
Doors open in the sides and aft of them.
The controller opens and closes the doors to provide the air flow based upon need, altitude and a number of other factors. There was a lot of work done to get the ram air control system working properly.


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Ahh, the SR.45 Princess – The Largest Metal Flying Boat Ever Built. The Saunders-Roe Princess, the largest metal flying boat ever created, promised to revolutionize commercial air travel between London and New York. First envisioned by the Saunders-Roe aeronautical company, it aimed to build on the success of the long-range flying boat services.

Looks like she’s straight out of the Disney movie, ‘Planes’…,

Saunders-Roe Princess - Wikipedia

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Ahh, the SR.45 Princess – The Largest Metal Flying Boat Ever Built. The Saunders-Roe Princess, the largest metal flying boat ever created, promised to revolutionize commercial air travel between London and New York. First envisioned by the Saunders-Roe aeronautical company, it aimed to build on the success of the long-range flying boat services.

Looks like she’s straight out of the Disney movie, ‘Planes’…,

Saunders-Roe Princess - Wikipedia

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source: Saunders-Roe Princess - Wikipedia

General characteristics
  • Crew: 2 pilots, 2 flight engineers, radio operator and navigator
  • Capacity: 105 passengers in tourist and first class cabins / 137,000 lb (62,142.2 kg) disposable load
  • Length: 148 ft (45 m)
  • Wingspan: 219 ft 6 in (66.90 m) with wingtip floats retracted. 209 ft 6 in (63.86 m) floats extended.
  • Height: 55 ft 9 in (16.99 m)
  • Wing area: 5,019 sq ft (466.3 m2)
  • Airfoil: "Saro-modified Goldstein section" to "modified N.A.C.A. 4415 Series" at tip[27]
  • Empty weight: 190,000 lb (86,183 kg)
  • Gross weight: 330,000 lb (149,685 kg)
  • Max takeoff weight: 345,025 lb (156,501 kg)
  • Fuel capacity: 14,000 imp gal (63,645.3 L; 16,813.3 US gal) in four integral inner wing tanks.
  • Powerplant: 4 × Bristol Coupled-Proteus 610[a] turboprop, 5,000 hp (3,700 kW) each + 1,660 lbf (7.38 kN) residual thrust at 10,000 rpm at sea level[28]Saunders-Roe Princess - Wikipedia
    [*]Powerplant:
    2 × Bristol Proteus 620 Turboprop engines, 2,500 hp (1,900 kW) each + 820 lbf (3.65 kN) residual thrust at 10,000 rpm
    [*]Propellers:
    4-bladed de Havilland constant speed, quick-feathering Duralumin propellers.[30], 16 ft 6 in (5.03 m) diameter
Performance
  • Maximum speed: 380 mph (610 km/h, 330 kn) at 37,000 ft (11,000 m)
  • Cruise speed: 360 mph (580 km/h, 310 kn) at 32,500 ft (9,900 m)
  • Stall speed: 113 mph (181 km/h, 98 kn) flaps and floats down
  • Range: 5,720 mi (9,210 km, 4,970 nmi)
  • Endurance: 15 hours
  • Service ceiling: 39,000 ft (12,000 m) absolute
  • Rate of climb: 1,900 ft/min (9.7 m/s) at 184 mph (296 km/h; 160 kn) at sea level
 
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