Rolls-Royce Archives
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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).
Data table showing times to discharge 500cc of water through different nozzles under three pressure heads.

Identifier  ExFiles\Box 36\1\  scan 043
Date  16th February 1916
  
X. 2907L- FLOW OF LIQUIDS THROUGH ORIFICES

TIMES TO DISCHARGE 500 cc. Water

Nozzle | Head 1. | Head 2. | Head 3.
--- | --- | --- | ---
A 1 | 189 secs | 219 secs | 275 secs
A2 | 205 " | 239 " | 305 "
A3 | 222.5 " | 278 " | 340 "
A4 | 252 " | 336 " | 380.5 "
B1 | 46 " | 53 " | 65 "
B2 | 46 " | 53 " | 66 "
B3 | 46 " | 53 " | 65.5 "
B4 | 51 " | 59 " | 70 "
C1 | 26.5 " | 30.5 " | 38 "
C 2 | 28 " | 30 " | 38 "
C3 | 26.5 " | 29.5 " | 38 "
C4 | 27 " | 31.5 " | 38 "
D1 | 11 " | 13 " | 15 "
D2 | 111 " | 13.5 " | 15 "
D3 | 11 " | 13.5 " | 15.5 "
D4 | 11 " | 13 " | 15 "

Handwritten notes on right:
.651'
1.0675'
1.484'

Head 3. is 7.81" above entrance to nozzle.
Head 2. is 12.81" " " " "
Head 1. is 17.81" " " " "

Handwritten notes:
(Green pencil) Times
(at bottom) Vertical

Footer: R.R. 356 a (100) (T) (S) T.SC. 29K 16-2-16 (D.{John DeLooze - Company Secretary} 1646)
  
  


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