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piston
- Definição1
- A movable plug inside the cylinder of a reciprocating engine that moves up and down to compress the fuel-air mixture and to transmit the force from the expanding gases in the cylinder to the crankshaft. The piston is sealed in the cylinder by cast-iron piston rings and connected to the crankshaft through a connecting rod.
- Fonte1
- CRANE, Dale (ed.). Dictionary of aeronautical terms. 2nd ed. Renton: ASA, 1991.
- Fonte2
- INTERNATIONAL CIVIL AVIATION ORGANIZATION. Manual of aircraft accident and incident investigation. Part III: investigation. 1st ed. Montreal, 2011. (Doc. 9756)
- Contexto
- A spring pressure effort against the back of the piston is particularly effective when a system is started when the bootstrap or accumulator pressurization is absent, such as after the hydraulic pressure is dumped to check the accumulator's nitrogen charge.
- Subárea
- Engine
- Français
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