Zobrazeno 1 - 10
of 223
pro vyhledávání: '"Guangxi Li"'
Publikováno v:
IEEE Photonics Journal, Vol 16, Iss 5, Pp 1-7 (2024)
In this paper, a novel design of the illumination optical system for a laser target simulator is investigated to determine the optimal relationship between the uniformity of the illumination system and the energy utilization in a laser target simulat
Externí odkaz:
https://doaj.org/article/2a14ce14319e47a8817dff4b46e38557
Publikováno v:
Algorithms, Vol 17, Iss 3, p 117 (2024)
The dynamic star simulator is a commonly used ground-test calibration device for star sensors. For the problems of slow calculation speed, low integration, and high power consumption in the traditional star chart simulation method, this paper designs
Externí odkaz:
https://doaj.org/article/8bab86e021964e43a438220b8664daf7
Publikováno v:
Photonics, Vol 10, Iss 10, p 1101 (2023)
The projection stellar target simulator is a stellar target simulator in which star points are projected to be imaged on a fixed plane at a fixed distance. Compared with conventional stellar target simulators, the projection stellar target simulator
Externí odkaz:
https://doaj.org/article/c92f70ad706a472eb4c63e3d5278550e
Publikováno v:
Micromachines, Vol 14, Iss 9, p 1699 (2023)
This study aimed to develop a longitudinal ultrasonic-assisted milling system to investigate the machinability of titanium (Ti) Alloy Ti-6Al-4V (TC4). Aiming at reduced milling force and enhanced surface quality, ultrasonic-assisted milling was inves
Externí odkaz:
https://doaj.org/article/e500c8e056654eb8af78f374435820fe
Publikováno v:
Sensors, Vol 23, Iss 15, p 6908 (2023)
In a laboratory environment, in order to test the attitude recognition capability and accuracy of the satellite attitude sensor—the infrared Earth sensor—the infrared Earth simulator is fixed on a five-axis turntable to enable multi-angle testing
Externí odkaz:
https://doaj.org/article/07e6491ce79447f2a6329e88f049d390
Publikováno v:
Micromachines, Vol 14, Iss 6, p 1111 (2023)
This study conducted longitudinal ultrasonic-assisted milling (UAM) tests and optimized a combination of milling technological parameters to achieve high-quality machining of TC18 titanium alloy. The motion paths of the cutter under the coupled super
Externí odkaz:
https://doaj.org/article/bbee1028b60a4bfeaae28380e212daa3
Publikováno v:
Agronomy, Vol 13, Iss 4, p 1103 (2023)
To improve the pod-picking efficiency of the combine harvester for both peanut seedlings and peanuts, a longitudinal axial flow pod-picking device is designed in this study. The fixation and adjustment modes of the pod-picking rod were determined. Th
Externí odkaz:
https://doaj.org/article/295601c350744656be2485bf847047ce
Publikováno v:
IEEE Access, Vol 9, Pp 54663-54670 (2021)
The simulated star map generated by the dynamic star simulator cannot meet the current demand for calibration of the star map recognition rate of the star sensor due to the huge amount of guide star catalog data and the slow retrieval process. This p
Externí odkaz:
https://doaj.org/article/ad8fcbccc0b74b94930142ebf50c9624
Autor:
Haoran Shen, Li-Zhen Chen, Zhuoer Hu, Xiaoyan Yao, Tao Yang, Lan Zhang, Qiang Tu, Guangxi Li, Gao-Xia Wei
Publikováno v:
Frontiers in Human Neuroscience, Vol 16 (2022)
ObjectiveThis study aims to explore the effect of integrating routine treatment with Tai Chi Chuan (TCC) intervention on the clinical symptom of patients with Chronic Obstructive Pulmonary Disease (COPD) from clinical and neurological perspectives.Me
Externí odkaz:
https://doaj.org/article/c97bbdb2a3364027a07a5ebf37630099
Publikováno v:
Advances in Mechanical Engineering, Vol 14 (2022)
In recent years, ultrasonic-assisted machining (UAM) has been widely implemented to improve the performance and element quality of machined products. This paper comprehensively reviews the ultrasonic vibration effects on such ultrasonic vibration-ass
Externí odkaz:
https://doaj.org/article/74ff154c9db04e06bbb8085f023518e3