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Uncertainty propagation analysis by an extended sparse grid technique 期刊论文
机械工程前沿, 2019, 卷号: 第14卷 第1期, 页码: 33-46
作者:  X.Y.JIA;  C.JIANG;  C.M.FU;  B.Y.NI;  C.S.WANG
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/13
Uncertainty propagation analysis by an extended sparse grid technique 期刊论文
Frontiers of Mechanical Engineering, 2019, 卷号: Vol.14 No.1, 页码: 33-46
作者:  X. Y. JIA;  C. JIANG;  C. M. FU;  B. Y. NI;  C. S. WANG
收藏  |  浏览/下载:3/0  |  提交时间:2019/12/13
Uncertainty propagation analysis by an extended sparse grid technique 期刊论文
FRONTIERS OF MECHANICAL ENGINEERING, 2019, 卷号: Vol.14 No.1, 页码: 33-46
作者:  Jia, XY;  Jiang, C;  Fu, CM;  Ni, BY;  Wang, CS
收藏  |  浏览/下载:14/0  |  提交时间:2019/12/17
Alleviation of post-contingency overloads by SOCP based corrective control considering TCSC and MTDC 期刊论文
IET GENERATION TRANSMISSION & DISTRIBUTION, 2018, 卷号: 12, 期号: 9
作者:  Bi, Ruyu;  Lin, Tao;  Chen, Rusi;  Ye, Jing;  Zhou, Xueming
收藏  |  浏览/下载:5/0  |  提交时间:2019/12/05
DC power transmission  thyristor applications  mathematical programming  minimisation  flexible AC transmission systems  failure analysis  power generation reliability  power transmission reliability  power generation scheduling  renewable energy sources  search problems  pattern clustering  load shedding  load flow  power transmission control  power generation control  post-contingency overload alleviation  SOCP based corrective control  TCSC  MTDC  high-voltage direct current device  flexible AC transmission system  smart grid  cascading failures  DC blocking  post-contingency corrective control  large-scale renewable energy generation integration  artificial intelligence optimisation-based method  second-order cone programming CC optimisation model  SOCP-based CC optimisation model  meshed AC-DC power systems  optimisation variables  OV  heuristic search method  sensitivity index  clustering algorithm  overloaded lines  thyristor controlled series capacitor compensation levels  multiterminal direct current power  load shedding minimisation  generation rescheduling minimisation  power flow equations  computational efficiency  IEEE 30-bus test system  line outage  
A multi-domain spectral method for time-fractional differential equations 期刊论文
Journal of Computational Physics, 2015, 卷号: 293, 页码: 157-172
作者:  Chen, Feng;  Xu, Qinwu;  Hesthaven, Jan S.*
收藏  |  浏览/下载:4/0  |  提交时间:2019/12/03
A multi-domain spectral method for time-fractional differential equations 其他
2015-01-01
Chen, Feng; Xu, Qinwu; Hesthaven, Jan S.
收藏  |  浏览/下载:4/0  |  提交时间:2017/12/03
A new approach to realize UART (EI CONFERENCE) 会议论文
2011 International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2011, August 12, 2011 - August 14, 2011, Harbin, China
Wang Y.; Song K.
收藏  |  浏览/下载:23/0  |  提交时间:2013/03/25
In order to connect DSP which has synchronous serial ports to the devices implementing asynchronous communications protocol  a method to implement UART communications based on programmable logic device is proposed in the paper. In the proposed method  the core function of UART is integrated in CPLD with VHDL. Firstly  UART data frame format and operational principle of UART were introduced after reviewing some methods to realize UART. The methods to implement UART transmitter  UART receiver and baudrate generator using VHDL were illustrated in detail. Then pre-simulation and synthesize of VHDL program were executed. Finally  the test with bit error rate was carried out on physical system. Experimental results indicate that 75 percent of the GLB are used by UART  and the bit error rate is less than 109. The experiment was implemented utilizing the RS-422 protocol and the baudrate is 62.5kb/s. The proposed method can satisfy the system requirements of high integration  stabilization  low bit error rate  strong anti-jamming and low cost. 2011 IEEE.  
Design of VxWorks-based software architecture for space optical remote sensor (EI CONFERENCE) 会议论文
2011 International Conference on Electronic and Mechanical Engineering and Information Technology, EMEIT 2011, August 12, 2011 - August 14, 2011, Harbin, China
Tao Y.; Song K.
收藏  |  浏览/下载:24/0  |  提交时间:2013/03/25
In order to satisfy requirements of real time and parallel control for the space optical remote sensor and implement the high integration of software  a kind of VxWorks-based multitask software architecture was put forward. Firstly  the technological requirements of optical remote sensor were analyzed in detail and functions and performances of the optical remote sensor were fixed. Task that was based on each function of optical remote sensor was compartmentalized. Then  software architecture of optical remote sensor was designed. Finally  experiments were carried out and results verified the accuracy and feasibility of the software architecture. Test results showed that the software architecture satisfied the requirements of real time and parallel control for the space optical remote sensor  its functions and performances met the system design target perfectly  and the software architecture was applicable to the engineering application of space instrument. 2011 IEEE.  
Global advection transport model on hexagonal-pentagonal geodesic grid by multi-moment scheme 会议论文
International Conference on Computational Science (ICCS) on the Ascent of Computational Excellence, Singapore, SINGAPORE, JUN 01-03, 2011
作者:  Bin JZ(宾聚忠);  Chen CG(陈春刚);  Xiao F(肖锋)
收藏  |  浏览/下载:30/0  |  提交时间:2013/02/26
Development and radiance calibration of three-waveband camera (EI CONFERENCE) 会议论文
International Symposium on Photonics and Optoelectronics, SOPO 2010, June 19, 2010 - June 21, 2010, Chengdu, China
Lu Z.; Sun Q.; Wang J.; Lu Z.; Liu Y.
收藏  |  浏览/下载:23/0  |  提交时间:2013/03/25
An imaging system with three-waveband sharing one lens and an area CCD was developed. By rotating different filters into the beam path  the required waveband was selected. The optical system which can image in ultraviolet  visible and near infrared region was designed and the signal collecting system was integrated. The optical design and system integration have some advantages such as low cost  small size and light in weight. To obtain a high imaging quality  the radiation calibration is carried out in order to establish the relation between the average grey level of output image and the input radiance from the integrating sphere. According to the calibration data in experiments  the radiation dynamic range and the best working point of the system are determined. The experiment result shows that the dynamic range of the image system is maximal when the exposure time is 8ms in ultraviolet  0.5ms in visible and 0.125ms in near infrared region. 2010 IEEE.  


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