“Walter Bora”的意思、由来-开放百科全书

词条

Walter Bora

释义

Variants
Applications
Engines on display
Specifications (Bora II-R)
See also
References
Notes Bibliography

name= Bora

image = Letecké muzeum Kbely (75).jpg

caption = Walter Bora
}}{{Infobox Aircraft Engine

type= Radial aero engine

national origin = Czechoslovakia

manufacturer= Walter Aircraft Engines

first run=

major applications=

number built =

program cost =

unit cost =

developed from =

developed into =

variants with their own articles =
}}

The Walter Bora was a Czechoslovakian nine-cylinder, air-cooled radial engine for powering light aircraft that was developed in the 1930s by Walter Aircraft Engines.^[1]

Variants

Bora II

Direct drive engine

Bora II-R

Geared engine, reduction ratio 0.666:1

Applications

Aero A.200
Nardi FN.305
RWD-9
SIAI-Marchetti SM.101

Engines on display

A preserved example of the Walter Bora engine is on display at the following museum:

Prague Aviation Museum, Kbely

Specifications (Bora II-R)

{{pistonspecs
|
|ref=Flight^[2]
|type=9-cylinder radial piston engine
|bore=105 mm (4.1 in)
|stroke=120 mm (4.7 in)
|displacement=
|length=
|diameter=
|width=
|height=
|weight= 172 kg (379 lb)
|valvetrain=One intake and one exhaust valve per cylinder
|supercharger=
|turbocharger=
|fuelsystem=Carburettor
|fueltype=Petrol
|oilsystem=
|coolingsystem=Air-cooled
|power= 183 kW (245 hp) at 2,400 rpm
|specpower=
|compression=6.3:1
|fuelcon=
|specfuelcon=
|oilcon=
|power/weight= 1 kW/kg (0.65 hp/lb)
}}

References

Notes

1. ^Gunston 1989, p. 174.
2. ^Flight - Walter engines - November 1936 Retrieved: 19 October 2010

Bibliography

Gunston, Bill. World Encyclopedia of Aero Engines. Cambridge, England. Patrick Stephens Limited, 1989. {{ISBN|1-85260-163-9}}

3 : Aircraft piston engines 1930–1939|Walter aircraft engines|Radial engines

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