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浏览/检索结果: 共11条,第1-10条 帮助

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Study on initiation characteristics of oblique detonation induced by hydrogen jets in acetylene-air mixtures 期刊论文  OAI收割
FUEL, 2023, 卷号: 350, 页码: 128787
作者:  
Yichen, Zhang;  Gaoxiang, Xiang;  Xiang, Gao;  Jia, Yu;  Xiquan, Hu
  |  收藏  |  浏览/下载:47/0  |  提交时间:2023/07/17
Porosity-dependent velocities of longitudinal and transverse waves in dry porous materials 期刊论文  OAI收割
APPLIED ACOUSTICS, 2021, 卷号: 176, 页码: 15
作者:  
Zhao, Rong;  Li, Chunguang
  |  收藏  |  浏览/下载:28/0  |  提交时间:2021/05/25
Forces on a semi-submersible in internal solitary waves with different propagation directions 期刊论文  OAI收割
OCEAN ENGINEERING, 2020, 卷号: 217, 页码: 12
作者:  
Chen, Min;  Chen, Jin;  You, Yun-Xiang
  |  收藏  |  浏览/下载:37/0  |  提交时间:2021/10/25
Optimization of the Electromagnetic (EM) Perturbative Effects Produced by High-Frequency Gravitational Waves 期刊论文  OAI收割
INTERNATIONAL JOURNAL OF THEORETICAL PHYSICS, 2016, 卷号: 55, 期号: 3, 页码: 1871-1881
作者:  
Li, J;  Zhang, L;  Wen, H;  Li, J (reprint author), Chongqing Univ, Coll Phys, Chongqing 401331, Peoples R China.
  |  收藏  |  浏览/下载:32/0  |  提交时间:2017/10/13
Evolution of cellular structures on oblique detonation surfaces 期刊论文  OAI收割
COMBUSTION AND FLAME, 2015, 卷号: 162, 期号: 2, 页码: 470-477
作者:  
Teng HH(滕宏辉);  Li K(李康);  Luo CT(罗长童);  Jiang ZL(姜宗林);  Teng, HH (reprint author), Chinese Acad Sci, Inst Mech, State Key Lab High Temp Gas Dynam, Beijing 100190, Peoples R China.
  |  收藏  |  浏览/下载:67/0  |  提交时间:2015/03/17
Design of motion adjusting system for space camera based on ultrasonic motor (EI CONFERENCE) 会议论文  OAI收割
International Symposium on Photoelectronic Detection and Imaging 2011: Space Exploration Technologies and Applications, May 24, 2011 - May 26, 2011, Beijing, China
作者:  
Sun Z.
收藏  |  浏览/下载:103/0  |  提交时间:2013/03/25
Drift angle is a transverse intersection angle of vector of image motion of the space camera. Adjusting the angle could reduce the influence on image quality. Ultrasonic motor (USM) is a new type of actuator using ultrasonic wave stimulated by piezoelectric ceramics. They have many advantages in comparison with conventional electromagnetic motors. In this paper  some improvement was designed for control system of drift adjusting mechanism. Based on ultrasonic motor T-60 was designed the drift adjusting system  which is composed of the drift adjusting mechanical frame  the ultrasonic motor  the driver of Ultrasonic Motor  the photoelectric encoder and the drift adjusting controller. The TMS320F28335 DSP was adopted as the calculation and control processor  photoelectric encoder was used as sensor of position closed loop system and the voltage driving circuit designed as generator of ultrasonic wave. It was built the mathematic model of drive circuit of the ultrasonic motor T-60 using matlab modules. In order to verify the validity of the drift adjusting system  was introduced the source of the disturbance  and made simulation analysis. It designed the control systems of motor drive for drift adjusting system with the improved PID control. The drift angle adjusting system has such advantages as the small space  simple configuration  high position control precision  fine repeatability  self locking property and low powers. It showed that the system could accomplish the mission of drift angle adjusting excellent. 2011 SPIE.  
The criterion of the existence or inexistence of transverse shock wave at wedge supported oblique detonation wave 期刊论文  OAI收割
Acta Mechanica Sinica, 2011, 卷号: 27, 期号: 5, 页码: 611-619
作者:  
Wang AF(王爱峰);  Zhao W(赵伟);  Jiang ZL(姜宗林)
收藏  |  浏览/下载:49/0  |  提交时间:2012/04/01
Resummation of large logarithms in gamma*pi(0)->gamma 期刊论文  OAI收割
JOURNAL OF HIGH ENERGY PHYSICS, 2007, 期号: 6, 页码: -
作者:  
Feng, Feng;  Ma, Jian-Ping;  Wang, Qi;  Feng, F , Acad Sinica, Inst Theoret Phys, POB 2735, Beijing 100080, Peoples R China
  |  收藏  |  浏览/下载:218/0  |  提交时间:2012/08/02
Modulation effect of transverse currents on the switch and hysteresis characteristics in blue bronze Rb0.3MoO3 期刊论文  OAI收割
Solid State Communications, 2006, 卷号: 140, 期号: 7-8, 页码: 369-373
C. Z. Li; D. Yin; D. H. Li; Z. Tang; J. F. Wang; R. Xiong; J. Shi; D. C. Tian
收藏  |  浏览/下载:35/0  |  提交时间:2012/04/13
Twist-3 contribution to the pion electromagnetic form factor 期刊论文  OAI收割
EUROPEAN PHYSICAL JOURNAL C, 1999, 卷号: 11, 期号: 3, 页码: 501-506
作者:  
Cao, FG , Massey Univ, Inst Fundamental Sci, Palmerston North, New Zealand.;  Dai, YB;  Cao, FG;  Huang, CS
  |  收藏  |  浏览/下载:41/0  |  提交时间:2012/08/29