Aircraft Engineering and Aerospace Technology: Volume 87 Issue 4

Investigation on the unstructured rotational dynamic overset grids

He-yong Xu, Shi-long Xing, Zheng-yin Ye

The purpose of this paper is to investigate and improve a new method of unstructured rotational dynamic overset grids, which can be used to simulate the unsteady flows around…

Topology design of composite rotor beam with gradient-based algorithms

Yiru Ren, Jinwu Xiang, Zheqi Lin

– The purpose of this paper is to get the topology shape and material distribution of composite rotor beam under the requirement of cross-sectional characteristics.

Dynamic probabilistic design for blade deformation with SVM-ERSM

Chengwei Fei, Wenzhong Tang, Guangchen Bai, Shuang Ma

This paper aims to reasonably quantify the radial deformation of turbine blade from a probabilistic design perspective. A probabilistic design for turbine blade radial deformation…

Hazards identification of UERF based on collision detection

Yanjun Zhang, Youchao Sun

This paper aims to propose a method of hazards identification of uncontained engine rotor failure (UERF) based on collision detection between geometric models. UERF is a typical…

Optimization of an extended H-infinity controller for unmanned helicopter control using Multiobjective Differential Evolution (MODE)

Ismaila Bayo Tijani, Rini Akmeliawati, Ari Legowo, Agus Budiyono

– The purpose of this paper is to develop a multiobjective differential evolution (MODE)-based extended H-infinity controller for autonomous helicopter control.

Uncertainty-based MDO for aircraft conceptual design

Hyeong-Uk Park, Jae-Woo Lee, Joon Chung, Kamran Behdinan

The purpose of this paper is to study the consideration of uncertainty from analysis modules for aircraft conceptual design by implementing uncertainty-based design optimization…

RAIM algorithm considering simultaneous multiple ramp failures

Ho Yun, Deokhwa Han, Changdon Kee, Jiyun Lee, Moon Beom Heo

The purpose of this paper is to develop and analyze a new multiple hypothesis receiver autonomous integrity monitoring (RAIM) algorithm, which can handle simultaneous multiple…

Design and realization of adaptive tracking loops for GPS receiver

Xinlong Wang, Shuai Song

– The purpose of this paper is to improve the tracking performance of the tracking loops under high dynamic and severe jamming conditions.

Constant-force cylinder experiment with low-gravity simulation

Shaochun Wang, Ru Zhao

The purpose of this paper is to describe a technical creation called a constant-force cylinder, which exhibits more advantages in providing constant force in a low-gravity…

High-latitude-landing circumlunar free return trajectory design

Shing Yik Yim, Hexi Baoyin

The purpose of this paper is to design free return trajectories launching at lower-latitude launch site Wenchang and landing at relatively high-latitude landing site Siziwang…