Sentence examples for based on helicopter from inspiring English sources

This work presents theoretical models of quadrotor aerodynamics with non-zero free-stream velocities based on helicopter momentum and blade element theory, validated with static tests and flight data.

In order to explore the feasibility and effectiveness for ECR performance enhancement using closed-loop control method, firstly, an ECR rotor performance analysis model based on helicopter flight dynamic model is established, which can reflect the performance characteristics of ECR helicopter at high advance ratio.

The U.S. strategy was to employ mobility, based on helicopters, and firepower to wear down the enemy by attrition at minimal cost in U.S. lives.

The majority of operations were based on helicopters until the newly established Greenland Home Rule began investing in a network of short takeoff and landing airfields.

Based on a helicopter model representing aerodynamics during the landing phase, a nonlinear state feedback H∞ controller is designed to achieve rapid horizontal position tracking in a gusty environment.

They plan to offer a helicopter based on Sikorsky's H-92 medium-lift craft.

For these reasons, noncontact measurement methods, based on aerial photogrammetry by helicopter, were adopted.

The system was based on an easily transportable helicopter platform weighing less than 14 kg.

AgustaWestland, in planning a new bid, proposed a helicopter based on its AW101 model, which it sells overseas.

The company is developing such a helicopter, based on the K-MAX, and has a contract to deploy it to the Marine Corps for use in Afghanistan.

The controller design was based on a Lynx MK7 helicopter model and used the quadratic H∞ performance methodology with a 2-degrees-of-freedom controller to achieve robustness and good handling qualities across a large region of operation.