WIX Archives

Using your analysis method...

Posted by bdk on Mon Nov 11, 2002 07:06:02 PM

In reply top Christer, teccie question posted by Cees Broere on Mon Nov 11, 2002 06:41:49 AM

Wouldn't an HA-1112 (Buchon) be even faster than either a Mustang or a Merlin Spitfire? It is smaller and lighter than either!

Buchon:

Wing Span: 9.93m (32' 7")
Length: 9.04m (29' 8")
Height: 2.57 (8' 5")
Empty Weight: 2,445 kg (5,390 lbs)
Gross Weight: 2,859 kg (6,303 lbs)
Power Plant: one Rolls-Royce Merlin 500/45, 1,600 h.p., V-12 engine
Cruise Speed: 605 km/h (376 mph)
Max Speed: 666 km/h (414 mph)
Rate of Climb: 1,370 m/min (4,495 ft/min)
Service Ceiling: 9,997 m (32,800 ft)
Max.Range: 766 km (476 miles)

Supermarine Spitfire Mk XVI:

Length: 31' 3" (9.52m)
Height: 12' 7" (3.84m)
Wingspan: 36' 10" (11.23m)
Gross Weight: 7300lbs (3310kg)
Propulsion:
No. of Engines: 1
Powerplant: Rolls-Royce Merlin 66
Horsepower: 1700
Performance:
Range: 434 miles (698km)
Cruise Speed: 280mph (450.00 km/h / 243.24 kt)
Max Speed: 408.00 mph (657.00 km/h / 355.14 kt)
Ceiling: 43000ft (13106m)

: This weekend I was reading about the development of the M
: erlin and Griffon Spits. Regarding the conversion of the S
: pitfire with the two-stage 2050 hp Griffon it was stated t
: hat performance improved dramatically with speeds in excce
: ss of 445 mph.
:
: At the end of the war there have been Merlins that were ca
: pable of over 2000 hp. I can imagine that such a Merlin wo
: uld be lighter than a Griffon with the same horspower.
:
: Now I am not a technical wizzard but I was wondering if th
: eoretically speaking if you fit such a high powered engine
: to a Mk XIV airframe, would the maximum speed be much hig
: her considering the lesser drag and weight of the resultin
: g aircraft as opposed to a standard Mk XIV?
:
: And why have no Spitfire airframes been used to compete at
: Reno (other than TZ138 which was a fairly standard airfra
: me)? A high powered Merlin-engined Spitfire would be a ver
: y competetive airframe being lighter and smaller than the
: Mustangs and Seafuries don't you think?
:
: Cees

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