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Thermal control design and analysis of a zoom TV optical mechanical system 会议论文
Xi'an, China, 2018-12-05
作者:  Zhang, Yue;  Shi, Kui;  Wang, Huan;  Zhang, Gaopeng;  Qu, Rui
收藏  |  浏览/下载:23/0  |  提交时间:2019/04/02
Investigation of flow-induced radial force and its influence on rotor dynamics for a cryogenic liquid turbine expander 会议论文
作者:  Yuan, Ningbo;  Sun, Jinju;  Song, Peng;  Huo, Changjiang;  Sun, Shan
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/19
Analysis and study on the thermodynamic performance of S-CO2 simple Brayton cycle 会议论文
作者:  Sun, Lei;  Tao, Lin;  Xie, Yonghui;  Dang, Yuanjian;  Wang, Yongqing
收藏  |  浏览/下载:5/0  |  提交时间:2019/11/19
Numerical Study on High-pressure water jet for Derusting 会议论文
2015 International Conference on Frontiers of Manufacturing and Design Science, HongKong
作者:  Changlong Qu;  Xingchao Wang;  Jiuhua Li;  Kai He;  Xuerong Sun
收藏  |  浏览/下载:17/0  |  提交时间:2016/01/27
Large-Scale DES Analysis of Unsteady Flow Field in a Multi-Stage Axial Flow Compressor at Off-Design Condition Using K Computer 会议论文
ASME, 2015
作者:  Kazutoyo Yamada;  Masato Furukawa;  Satoshi Nakakido;  Akinori Matsuoka;  Kentaro Nakayama
收藏  |  浏览/下载:10/0  |  提交时间:2016/01/24
Simulation of Segmented Mirror Telescope and calculating asphericity of segmented mirror 会议论文
Proceedings of SPIE: 7th International Symposium on Advanced Optical Manufacturing and Testing Technologies: Large Mirrors and Telescopes, 2014
作者:  Liao, Zhou;  Qiu, Qi;  Zhang, Yudong
收藏  |  浏览/下载:9/0  |  提交时间:2016/11/24
Off-axis focusing and imaging of scaled zone plates and anamorphic photon sieves 会议论文
international conference on frontiers in optical imaging technology and application
作者:  Zhang Junyong;  Zhang Liangjun;  Jiao Zhaoyang;  Zhang Yanli
收藏  |  浏览/下载:12/0  |  提交时间:2016/11/28
Advanced astigmatism-corrected tandem Wadsworth mounting for small-scale spectral broadband imaging spectrometer (EI CONFERENCE) 会议论文
Lei Y.; Lin G.-Y.
收藏  |  浏览/下载:29/0  |  提交时间:2013/03/25
Tandem gratings of double-dispersion mount make it possible to design an imaging spectrometer for the weak light observation with high spatial resolution  high spectral resolution  and high optical transmission efficiency. The traditional tandem Wadsworth mounting is originally designed to match the coaxial telescope and large-scale imaging spectrometer. When it is used to connect the off-axis telescope such as off-axis parabolic mirror  it presents lower imaging quality than to connect the coaxial telescope. It may also introduce interference among the detector and the optical elements as it is applied to the short focal length and small-scale spectrometer in a close volume by satellite. An advanced tandem Wadsworth mounting has been investigated to deal with the situation. The Wadsworth astigmatism-corrected mounting condition for which is expressed as the distance between the second concave grating and the imaging plane is calculated. Then the optimum arrangement for the first plane grating and the second concave grating  which make the anterior Wadsworth condition fulfilling each wavelength  is analyzed by the geometric and first order differential calculation. These two arrangements comprise the advanced Wadsworth mounting condition. The spectral resolution has also been calculated by these conditions. An example designed by the optimum theory proves that the advanced tandem Wadsworth mounting performs excellently in spectral broadband. 2012 Optical Society of America.  
Experimental study of the performance of C60 pavement concrete 会议论文
作者:  Du Xueyan;  Li Zheng;  Shao Bo
收藏  |  浏览/下载:6/0  |  提交时间:2019/11/15
ENERGY LOSS AND CONSUMPTION DEVIATION ANALYSIS OF 1000MW ULTRA SUPER CRITICAL STEAM TURBINE UNIT ON OFF-DESIGN CONDITION 会议论文
作者:  Fan, Tian-ting;  Huang, Mei;  Guo, Di;  Hu, Nian-su
收藏  |  浏览/下载:1/0  |  提交时间:2019/12/05


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