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Tests carried out on fans and a Vulture radiator at Brooklands.


Identifier  ExFiles\Box 155\1\  scan0138
Date  3rd July 1934
  
To E. {Mr Elliott - Chief Engineer} from Hs {Lord Ernest Hives - Chair} /Std. x 758

Hs {Lord Ernest Hives - Chair} /Std.14/RW.3.7.34.

Report on Tests carried out on Fans and
Radiator (VultureExperimental 6 CYL OHV LONG STROKE / Aero Engine) at Brooklands 26.6.34.

The parts tested were a VultureExperimental 6 CYL OHV LONG STROKE / Aero Engine radiator and three different fans, the radiator being tested on the VultureExperimental 6 CYL OHV LONG STROKE / Aero Engine car (29-EX) and the fans on a standard Phantom II car, 22-EX.

RADIATOR. This is a Harrison Vee bonded matrix radiator, 84 m.m. thick, to LOP. E.84492, LeC.3708-3718, matrix E.84478.

FANS. The fans tested were :-

(1) A standard Ph.II fan.
(2) A staggered bladed fan to LeC.3766.
(3) An american type of variable pitch fan, modified to fit our Ph.II car.

RESULTS. These are given in a summarized form below - however, they represent the average of seven or eight readings for each test.

In accordance with our usual practice, all water temps. given are actual temperatures less the air temp. recorded during test. Attached are two diagrams showing corresponding air temperatures to boil.
  
  
From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).


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