Английская Википедия:Continental AV1790

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Файл:Continental AV-1790-5B.JPG

Restored Continental AV1790-5B tank engine at the American Armored Foundation Tank Museum in Danville, Virginia

The Continental AV1790 is an American V12 engine used in armored vehicles. Produced by Continental Motors, the AV1790 was used in a variety of limited production and pilot heavy tanks, including the M53 and M55 howitzers, and the T30 and M103 tanks.

There were also diesel versions (AVDS, Air Cooled, V-engine configuration, Diesel, Superturbocharged) for the M47, M48, and M60 Patton tanks, and the Swedish Stridsvagn 104 (British-built Centurions, re-engined with diesel engines in the 1980s).

Engines prefixes

The engine prefixes are:

• A-Air cooled r
• V-Vee cylinder arrangement
• D-Diesel
• S-Supercharged
• 1790-Displacement in Cubic Inches

Specifications

General characteristics

Type:	90 degree four-stroke V12
Bore:	5.75 in (146.05 mm)
Stroke:	5.75 in (146.05 mm)
Displacement:	1791.7 cu in (29 361 ccm)
Cooling:	forced air cooling

Gasoline versions

	AV-1790-3	AV-1790-5C	AV-1790-7C
Power output (gross)	810 hp at 2800 rpm	810 hp at 2800 rpm	810 hp at 2800 rpm
Power output (net)	704 hp (525 kW) at 2800 rpm	650 hp (485 kW) at 2400 rpm	690 hp (515 kW) at 2800 rpm
Torque (net):	Шаблон:Convert at 2200 rpm	Шаблон:Convert at 2100 rpm	Шаблон:Convert at 2200 rpm
BSFC
Power-to-weight ratio
Supercharger	no
Fuel system	carburetor
Fuel type	80 octane gasoline (petrol)	80 octane gasoline	80 octane gasoline
Ignition	magneto
Compression ratio	6.5:1
Dry weight	2332 lb (1058 kg)	2554 lb (1158 kg)	2647 lb (1200 kg)

Diesel versions

Designation	Weight, dry	Horsepower, gross	Horsepower, net	Torque, gross	Torque, net	Compression ratio	Induction turbocharged airflow	Fuel type	Fuel consumption (at 2400 RPM)	Use	Note
AVDS-1790-2A	Шаблон:Convert	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 1,900 rpm	Шаблон:Convert at 1,750 rpm	16:1	2075 cfm	DF-A, DF-1, DF-2	296 lbs / hour	M60, M60A1, M728, M60 AVLB, retrofitted to M47 & M48	original series
AVDS-1790-2AC										for Centurion
AVDS-1790-2AR										M88
AVDS-1790-2C	Шаблон:Convert									M60A1, M60A3, M60 AVLB
AVDS-1790-2D	Шаблон:Convert									M60, M60A1, retrofitted to M48A3 & M48A5
AVDS-1790-2DR										M88A1
AVDS-1790-2CC										for Centurion
AVDS-1790-2DC	Шаблон:Convert									for Centurion
AVDS-1790-5A	Шаблон:Convert	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 2000 rpm		14.5:1	2,200 cfm		380 lbs / hour	Merkava Mk. I, Magach 7
AVDS-1790-6A										Merkava Mk. II, Nakpadon
AVDS-1790-7A		Шаблон:Convert								Merkava Mk. II
AVDS-1790-8A	Шаблон:Convert	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 1,900 rpm			2,450 cfm		430 lbs / hour
AVDS-1790-8CR										M88A2
AVDS-1790-9A	Шаблон:Convert	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 2,400 rpm	Шаблон:Convert at 1,900 rpm			2,800 cfm		480 lbs / hour
AVDS-1790-9AR										Merkava Mk. III
AVDS-1790 1500	Шаблон:Convert	Шаблон:Convert at 2,600 rpm		Шаблон:Convert at 1,800 rpm				JP-8, DF-A, DF-1, DF-2	570 lbs / hour

Sources

• Hunnicutt, R. P. Firepower: A History of the American Heavy Tank. Novato, California: Presidio Press, 1988. Шаблон:ISBN

External links

• Air Cooled Diesel Tank Engines by Teledyne Continental Motors