Whats your budget?🤔 | Part 3

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Anyways here’s how a 757 works The Boeing 757 features a robust mechanical system, including three independent hydraulic systems, two engines (either Rolls-Royce RB211 or Pratt & Whitney PW2000), and a sophisticated flight control system, among other key components.
Here's a more detailed breakdown:
Power & Propulsion:
Engines:
The 757 can be powered by either Rolls-Royce RB211 or Pratt & Whitney PW2000 engines.
Thrust:
These engines provide substantial thrust, enabling the 757 to perform well at high altitudes and with heavy loads.
Fuel Efficiency:
The engines are designed for fuel efficiency, a crucial factor for long-range flights.
Hydraulic Systems:
Three Independent Systems:
The 757 has three fully independent hydraulic systems: Left, Center, and Right.
Functions:
These systems power critical functions like flight controls, brakes, and landing gear.
Redundancy:
The redundancy of the systems ensures that even if one system fails, the aircraft can still operate safely.
Hydraulic Components:
The hydraulic systems include EDPs (Engine Driven Pumps), ACMPs (Auxiliary Compressor Motor Pumps), RAT (Ram Air Turbine), PTU (Pump Transfer Unit) and small electrical pumps.
Flight Controls & Avionics:
Fly-by-Wire System:
The 757 utilizes a fly-by-wire system for advanced flight control, allowing for precise and responsive handling.
Digital Flight Control System:
An advanced digital flight control system enhances the aircraft's stability and maneuverability.
Avionics Suite:
The aircraft is equipped with a Honeywell Primus 2000 system, providing pilots with navigation, communication, and autopilot functions.
Autopilot System:
The 757 has an advanced autopilot system capable of handling various flight regimes, including takeoff, landing, and maneuvers.
Safety Systems:
The 757 includes safety systems such as a ground proximity warning system, a traffic alert system, and a stall protection system.
Other Notable Features:
Wheels and Brakes:
The main landing gear has eight wheels, each with a brake, operated by hydraulic power.
Brake System:
The primary brake system is powered by the right hydraulic system and is responsible for stopping the plane during landings and for parking brakes.
Tail Skid System:
The 757-300 tail skid system includes a body contact indicator, which alerts the crew in case of a tail strike.
Passenger Doors:
The 757 passenger doors are designed as a plug, wedged from the inside by pressurized cabin air, and feature internal mechanisms for unlatching and folding.

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