Results 51 to 60 of about 6,789 (148)

Real-Time Estimation for Roll Angle of Spinning Projectile Based on Phase-Locked Loop on Signals from Single-Axis Magnetometer

Sensors, 2019
As roll angle measurement is essential for two-dimensional course correction fuze (2-D CCF) technology, a real-time estimation of roll angle of spinning projectile by single-axis magnetometer is studied.
Zhaowei Deng, Qiang Shen, Zilong Deng, Jisi Cheng   +3 more
doaj   +1 more source

A New Angle-Calibration Method for Precise Ultra-Short Baseline Underwater Positioning

Remote Sensing
Ultra-short baseline (USBL) underwater positioning systems are widely used in marine scientific research and ocean engineering. Angle misalignment is a main error that reduces the accuracy of USBL underwater positioning.
Zhen Sun, Zhenjie Wang, Zhixi Nie, Chun Jia, Rui Shan   +4 more
doaj   +1 more source

Estimation Methods for the Roll Damping Ratio of Floating Structures

한국해양공학회지
This study compares four estimation methods for determining the roll damping ratio using a series of free roll decay tests conducted in a two-dimensional wave tank.
Hyun Jung Park, Yong Jae Jung, Kwang Hyo Jung, Sung Boo Park, Yong Ho Choi, Yun Suk Chung, Seung Jae Lee   +6 more
doaj   +1 more source

VEHIOT: Design and Evaluation of an IoT Architecture Based on Low-Cost Devices to Be Embedded in Production Vehicles

Sensors, 2018
Nowadays, the current vehicles are incorporating control systems in order to improve their stability and handling. These control systems need to know the vehicle dynamics through the variables (lateral acceleration, roll rate, roll angle, sideslip angle,
Jonatan Pajares Redondo, Lisardo Prieto González, Javier García Guzman, Beatriz L. Boada, Vicente Díaz   +4 more
doaj   +1 more source

Pose Self-Calibration of Stereo Vision Systems for Autonomous Vehicle Applications

Sensors, 2016
Nowadays, intelligent systems applied to vehicles have grown very rapidly; their goal is not only the improvement of safety, but also making autonomous driving possible.
Basam Musleh, David Martín, José María Armingol, Arturo de la Escalera   +3 more
doaj   +1 more source

Adaptive fault estimation (FE) and fault-toletant control (FTC) for the molten steel level in a strip casting process

Metalurgija, 2023
In this paper, the problem of adaptive fault estimation and fault-tolerant control is studied for molten steel level for twin roll strip casting systems with the inclined angle and actuator fault.
X. L. Zhang, Y. J. Zhang, L. B. Wu
doaj  

A First-Order Differential Data Processing Method for Accuracy Improvement of Complementary Filtering in Micro-UAV Attitude Estimation

Sensors, 2019
There are many algorithms that can be used to fuse sensor data. The complementary filtering algorithm has low computational complexity and good real-time performance characteristics.
Xudong Wen, Chunwu Liu, Zhiping Huang, Shaojing Su, Xiaojun Guo, Zhen Zuo, Hao Qu   +6 more
doaj   +1 more source

Observer-Based Coordinated Control of Trajectory Tracking and Lateral-Roll Stability for Intelligent Vehicles

World Electric Vehicle Journal
To achieve precise trajectory tracking and lateral-roll stability during the coordinated control of high-speed autonomous vehicles under lane-changing conditions, this paper proposes an integrated control strategy based on state estimation with a high ...
Xinli Qiao, Zhanyang Liang, Te Chen, Mengtao Jin   +3 more
doaj   +1 more source

Development of a kick timing estimation algorithm in the crawl stroke for a biofeedback training system using neural oscillators

Mechanical Engineering Journal, 2018
For the crawl stroke in swimming, it is important that the stroke made by the upper limbs and the flutter kick made by the lower limbs are well coordinated in order to enhance swimming performance.
Motomu NAKASHIMA, Takahiro MIYAZAWA, Yuji OHGI   +2 more
doaj   +1 more source

A Turning Brake System for Motorcycles via an Autoregulative Optimal Slip Ratio

Applied Sciences
Motorcycles are efficient and flexible tools for short-trip transportation, but they feature static instability and lean while cornering. This characteristic increases the danger of overturning.
Xiao-Dong Zhang, Chih-Keng Chen, Yu-Jie Ma   +2 more
doaj   +1 more source