Pratt & Whitney XR-2800-4 Double Wasp : USA

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88 - Pístový motor / Piston engine

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Název:
Name:

Originální název:
Original Name:

Kategorie:
Category:

Výrobce:
Producer:

From:

To:

Výrobce/Producer

Obec/City

Vlajky/Flags

Období výroby:
Production Period:

From:

Do:

Vyrobeno kusů:
Number of Produced:

Prototyp vyroben:
Prototype Built:

Použití:
Use:

Technické údaje:
Technical Data:

Počet válců:
Number of Cylinders:

Hmotnost:
Weight:

(kg)

(lb)

Celková délka:
Overall Length:

(mm)

(ft in)

Celková šířka / Průměr:
Overall Width / Diameter:

(mm)

(ft in)

Celková výška:
Overall Height:

(mm)

(ft in)

Vrtání:
Bore:

(mm)

(in)

Zdvih:
Stroke:

(mm)

(in)

Zdvihový objem:
Swept Volume: (l/cu in)

(l)

(cu in)

Palivo:
Fuel:

Příprava palivové směsi:
Carburation or Injection:

Kompresní poměr:
Compression Ratio:

Plnění válců:
Mixture Charging:

Chlazení:
Cooling:

Výkony:
Performance:

Výkon:
Power:

(kW) při

(ot/min)

(bhp) at

(rpm)

Poznámka:
Note:

Zdroje:
Sources:

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Manufacturer:	Pratt & Whitney Aircraft Company
Manufactured by:	1937
Made pcs:	1
the Arrangement of the cylinders:	The osmnáctiválec with reducer
Cooling:	Air
cylinder Bore:	146 mm
Stroke:	152 mm
compression Level:
Displacement:	45,957 dm3
Preparation of the fuel mixture:	carburetor Stromberg
Valves:	OHV, one intake and one exhaust valve for each cylinder of the engine
Fuel:	100 octane
Supercharger:	a two-Stage centrifugal mechanical compressor
Length:	2 068 mm
Diameter:	1 341 mm
Weight:	1 068 kg
Performance:	1 805 hp at 2 800 rpm during take-off
Note:	a Prototype of the engine R-2800