Скачать или смотреть #67 - Rolls Royce (Allison) 250-C20

he Rolls Royce (Allison) 250-C20 is a highly renowned turboshaft engine known for its reliability and efficiency. Originally developed by Allison Engine Company, it's now part of Rolls Royce's product line following their acquisition of Allison. This engine has a rich history and is widely used in helicopter aviation.

Key features of the 250-C20 include:

Turboshaft Design: As a turboshaft engine, it's specifically designed to provide power to helicopter rotors. It’s known for its high power-to-weight ratio, making it ideal for aviation purposes.

Power Output: The 250-C20 typically delivers around 420 to 450 shaft horsepower. This power output has made it a popular choice for a wide range of helicopter models.

Modular Construction: The engine is built with a modular design, allowing for easier maintenance and repair. This has been a significant factor in its popularity, as it reduces downtime for helicopters.

Versatility and Usage: It's used in a variety of helicopter models, both civilian and military. Notable models include the Bell 206, a widely used light utility helicopter, and the Hughes OH-6 Cayuse, a light observation helicopter.

Reliability and Track Record: The 250-C20 is known for its reliability and has an excellent operational track record. It's been a staple in helicopter aviation for decades, a testament to its enduring design and functionality.

Continuous Improvements: Over the years, Rolls Royce (Allison) has made continuous improvements to the 250-C20, enhancing its performance, fuel efficiency, and environmental compliance.

The Rolls Royce (Allison) 250-C20 is more than just an engine; it's a critical component that has powered countless flights and missions, contributing significantly to the field of aviation.