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A butterfly valve is from a family of valves called quarter-turn valves. In operation, the valve is fully open or closed when the disc is rotated a quarter turn. The "butterfly" is a metal disc mounted on a rod. When the valve is closed, the disc is turned so that it completely blocks off the passageway. When the valve is fully open, the disc ...
Dry mass. 470 kg (1,030 lb) [4] Merlin is a family of rocket engines developed by SpaceX. They are currently a part of the Falcon 9 and Falcon Heavy launch vehicles, and were formerly used on the Falcon 1. Merlin engines use RP-1 and liquid oxygen as rocket propellants in a gas-generator power cycle. The Merlin engine was originally designed ...
Data from Instruction and Maintenance Manual MZ 202 General characteristics Type: Twin-cylinder, two-stroke aircraft engine Bore: 76 mm (2.99 in) Stroke: 69 mm (2.72 in) Displacement: 626 cc (38.20 cu in) Length: 313.5 mm (12.34 in) Width: 299.4 mm (11.79 in) Height: 331.1 mm (13.04 in) Dry weight: 38 kg (84 lb) with starter motor, two carburettors, fuel pump, cooling system and exhaust system ...
V-Boost is a system that opens butterfly valves in the intake manifold between the 1st and 2nd and between the 3rd and 4th cylinders starting from 5,750 rpm. The valves are opened gradually to match the rising engine speed with a signal provided by the ignition system. The valves are at the full open position at 8,000 rpm.
The inside of an extremely large butterfly valve Duplex ball valve Three check valves in corrosion-resistant Hastelloy Stainless steel gate valve. Valves can be categorized into the following types, based on their operating mechanism: Ball valve, for on–off control without pressure drop. Ideal for quick shut-off, since a 90° turn completely ...
Ferrari F50. The Ferrari F40 (Type F120) is a mid-engine, rear-wheel drive sports car [12] engineered by Nicola Materazzi with styling by Pininfarina. It was built from 1987 until 1992, with the LM and GTE race car versions continuing production until 1994 and 1996 respectively. [15] As the successor to the 288 GTO (also engineered by Materazzi ...
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