|
|
|
|
|
Yanli Hou, Xianyu Su and Wenjing Chen
The alignment problem of a rotating optical measurement system composed of a charge-coupled device (CCD) camera and a turntable is discussed. The motion trajectory model of the optical center (or projection center in the computer vision) of a camera rota...
ver más
|
|
|
|
|
|
|
|
|
|
|
Chunji Xie, Dongxing Zhang, Li Yang, Tao Cui, Xiantao He, Zhaohui Du and Tianpu Xiao
The accuracy and real-time performance of the speed measurement method were important factors influencing the accuracy of the seeding spacing monitoring. In this study, three different speed measurement methods (including GNSS (Global Navigation Satellit...
ver más
|
|
|
|
|
|
|
|
|
|
|
Hongfang Chen, Bo Jiang, Hu Lin, Shuang Zhang, Zhaoyao Shi, Huixu Song and Yanqiang Sun
This paper proposes a calibration method for angular positioning deviation of a high-precision rotary table based on the laser tracer multi-station measurement system. The algorithm error of the calibration method for angular positioning deviation of a h...
ver más
|
|
|
|
|
|
|
|
|
|
|
Swith Claude Burgos Alconz,Grover Zurita V.
There is a steadily growing demand for reliable, versatile measurement rotor balancing system which can be used to determine the machine unbalances behavior. The effect of these causes are the increase of vibration amplitudes, causing damage to elements ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lin Zhang, Yanbin Gao and Lianwu Guan
For seabed mapping, the prevalence of autonomous underwater vehicles (AUVs) employing side-scan sonar (SSS) necessitates robust navigation solutions. However, the positioning errors of traditional strapdown inertial navigation system (SINS) and Doppler v...
ver más
|
|
|
|
|
|
|
|
|
|
|
Zhihong Zhang, Chaowei Huang, Xing Xu, Lizhe Ma, Zhou Yang and Jieli Duan
Potted plant canopy extraction requires a fast, accurate, stable, and affordable detection system for precise pesticide application. In this study, we propose a new method for extracting three-dimensional canopy information of potted plants using millime...
ver más
|
|
|
|
|
|
|
|
|
|
|
Handan Huang, Li Jiang, Yiyun Yao, Zhong Zhang, Zhanshan Wang and Runze Qi
The laterally graded multilayer collimator is a vital part of a high-precision diffractometer. It is applied as condensing reflectors to convert divergent X-rays from laboratory X-ray sources into a parallel beam. The thickness of the multilayer film var...
ver más
|
|
|
|
|
|
|
|
|
|
|
Farzan Farhangian, Hamza Benzerrouk and Rene Landry, Jr.
With the emergence of numerous low Earth orbit (LEO) satellite constellations such as Iridium-Next, Globalstar, Orbcomm, Starlink, and OneWeb, the idea of considering their downlink signals as a source of pseudorange and pseudorange rate measurements has...
ver más
|
|
|
|
|
|
|
|
|
|
|
Lin Yu, Yifan Li, Zhongzhi Yao, Long You, Zong-Pei Jiang, Wei Fan and Yiwen Pan
Turbulence is one of the ubiquitous aspects of aquatic systems and affects many physical and biological processes. Based on direct velocity measurements and a computational fluid dynamics (CFD) simulation, we characterized the distribution of the turbule...
ver más
|
|
|
|
|
|
|
|
|
|
|
Gustave M. Mwanyasi, Marco Adonis
This research focuses on the problem of powering a remote and mobile satellite ground station, where utility power is unavailable. It focuses on the use of photovoltaic energy, which is now widely accepted as an alternative source of energy. However, PV ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Adnan Rachmat Anom Besari, Ruzaidi Zamri, Md. Dan Md. Palil, Anton Satria Prabuwono
Pág. 1 - 17
Polishing is a highly skilled manufacturing process with a lot of constraints and interaction with environment. In general, the purpose of polishing is to get the uniform surface roughness distributed evenly throughout partâ??s surface. In order to reduc...
ver más
|
|
|
|
|
|
|
|
|
|
|
Balázs Kövesdi, Dénes Kollár and László Dunai
A temporary monitoring system was installed on the 175-year-old historical Széchenyi Chain Bridge during its reconstruction. The bridge is in the downtown area in the capital city of Hungary and plays a significant role in the city life of Budapest. Six-...
ver más
|
|
|
|
|
|
|
|
|
|
|
Tina Unglaube and Dieter Brillert
With an increase in fluid densities in centrifugal compressors, fluid-structure interaction and coupled acoustoelastic modes receive growing attention to avoid machine failure. Besides the vibrational behavior of the impeller, acoustic modes building up ...
ver más
|
|
|
|
|
|
|
|
|
|
|
Mario Claer, Alexander Ferrein and Stefan Schiffer
Perceiving its environment in 3D is an important ability for a modern robot. Today, this is often done using LiDARs which come with a strongly limited field of view (FOV), however. To extend their FOV, the sensors are mounted on driving vehicles in sever...
ver más
|
|
|
|
|
|
|
|
|
|
|
Helen Lingard, Isaac Selva Raj, Noel Lythgo, Olga Troynikov, Chris Fitzgerald
Pág. Article ID
The paper explores the risk of work-related musculoskeletal injury in tying steel reinforcement bars. Three tools are compared to determine the extent to which ergonomic tools can reduce the risk of injury to the back and wrist in steel-tying. A whole bo...
ver más
|
|
|
|
|
|
|
|
|
|
|
Helen Lingard, Isaac Selva Raj, Noel Lythgo, Olga Troynikov, Chris Fitzgerald
Pág. Article ID
The paper explores the risk of work-related musculoskeletal injury in tying steel reinforcement bars. Three tools are compared to determine the extent to which ergonomic tools can reduce the risk of injury to the back and wrist in steel-tying. A whole bo...
ver más
|
|
|
|
|
|