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Online since: December 2013
Authors: Mu Lin, Jian Ru Wang, Tuan Wei Xu, Wei Ping Tian
Effect of medium parameters on pressure oscillation in combustion chamber
Xu Tuan-wei1,a, Tian Wei-ping1,a, Lin Mu2,a, Wang Jian-ru3,a
1College of Astronautics, Northwestern Polytechnical University, Xi’an 710072, China;
2China Aerospace Science and Technology Corporation, Beijing 100048, China
3The 41st Institute of the Fourth Academy of CASC, Xi’an 710025, China
axutuanwei525@163.com
Keywords: solid rocket motor; pressure oscillation; medium temperature; working pressure
Abstract: To correlate medium parameters and pressure oscillation in SRM (Solid Rocket Motor) combustion chamber, a two-dimensional axisymmetric model was developed based on the typical VKI (Von Karman Institute for Fluid Dynamics) motor.
References [1]CHEN Xiao-long, HE Guo-qiang, LIU Pei-jin, Yang Xiang-ming.
References [1]CHEN Xiao-long, HE Guo-qiang, LIU Pei-jin, Yang Xiang-ming.
Online since: February 2011
Authors: Na Wang, Yue Liang, Tian Yu Li, Li Jun Jin, Qing Hong Fang
Experimental
2.1 Materials
Most raw materials were analytical grade reagents. 3, 4-2H-dihydropyran, Aluminium salt, Maleic anhydride, Pyridine (PY), N,N-dimethylformamide (DMF) and Acetone were provided by Tian jin Kemiou Chemical Reagent Co.
Corn starch was provided by Shen yang Ning-guan Amylum factory.
Corn starch was provided by Shen yang Ning-guan Amylum factory.
Online since: January 2014
Authors: Dong Sheng Shen, Yao Ying Huang, Kai Ping Tian, Xiao Man Lv
Optimizing Control Trial of Concrete Dam in Middle-later Cooling Age
Huang Yao-ying1,a Lv Xiao-man1,b Shen Dong-sheng2,c Tian Kai-ping1,d
1College of Hydraulic & Environmental Engineering, China Three Gorges University, Yichang 443002, China;
2Datang Guanyinyan Hydropower Development Co., Ltd., Panzhihua 617000,China
ahuangyaoying@sohu.com,blvxiaoman2012@163.com,c415083445@qq.com,dtkp2007@sina.com
Keywords: middle-later cooling; optimization control; concrete dam; pipe cooling measures
Abstract: Optimizing control of concrete dam in middle-later cooling age is discussed in allusion to the complex multi-factor problems which includes pipe cooling temperature, pipe cooling flow and pipe cooling time.
Beijing [2]Zhu B.F., Wu L.S and Yang P. et.al 2008, Planning of pipe cooling of concrete dams in later age.
Beijing [2]Zhu B.F., Wu L.S and Yang P. et.al 2008, Planning of pipe cooling of concrete dams in later age.
Online since: December 2012
Authors: Jian Xi Yao, Mi Na Guli, Zhi Hua Tian
J Nature 1991;353:737-740
[2] A.Sreekumaran Nair, Rajan Jose, Yang Shengyuan, Seeram Ramakrishna.
J Materials Chemistry and Physics 2011;125:612-6 [10] Jianxi Yao, Hongxing Tian, Masahide Takahashi, Toshinobu Yoko.
J Journal of Materials Chemistry 2011;21:3558–3561 [16] Rui Liu, Wein-Duo Yang, Liang-Sheng Qiang.
J Materials Chemistry and Physics 2011;125:612-6 [10] Jianxi Yao, Hongxing Tian, Masahide Takahashi, Toshinobu Yoko.
J Journal of Materials Chemistry 2011;21:3558–3561 [16] Rui Liu, Wein-Duo Yang, Liang-Sheng Qiang.
Online since: April 2016
Authors: C. Zhang, F. Lu, J. Sun, J.X. Tian, M. Liu, Y.H. Wu
Xiangheng Zhu, Yimin Xia, Tao Ouyang and Kai Yang [5] found that in the rock fragmentation process, the rock breaking forces were step changing; installation radius influence the vertical forces.
References [1] Xia Yimin, Wu Yuan, Guo Jincheng, Tian Yanchao, Lin Laikuang and Bian Zhangkuo, “Numerical Study on the Breaking Mechanism of TBM Edge Cutter”, Journal of China Coal Society,Vol.39,No.1,pp.172-178, 2014 [2] Wu Yuhou, Sun Jian, Zhou Peng and Sun Hong, “Study on the Adaptability of the Cutter to the Rock Properties of the Boring Machine”, Journal of Shenyang Jianzhu University, Vol.28, No.1, pp. 156-161, 2012
[5] Xiangheng Zhu, Yimin Xia, Tao Ouyang and Kai Yang, “Distribution Law of Excavating Load of TBM Disc Cutter and Cutterhead”, Applied Mechanics and Materials, No.4, pp.71-74, 2007
References [1] Xia Yimin, Wu Yuan, Guo Jincheng, Tian Yanchao, Lin Laikuang and Bian Zhangkuo, “Numerical Study on the Breaking Mechanism of TBM Edge Cutter”, Journal of China Coal Society,Vol.39,No.1,pp.172-178, 2014 [2] Wu Yuhou, Sun Jian, Zhou Peng and Sun Hong, “Study on the Adaptability of the Cutter to the Rock Properties of the Boring Machine”, Journal of Shenyang Jianzhu University, Vol.28, No.1, pp. 156-161, 2012
[5] Xiangheng Zhu, Yimin Xia, Tao Ouyang and Kai Yang, “Distribution Law of Excavating Load of TBM Disc Cutter and Cutterhead”, Applied Mechanics and Materials, No.4, pp.71-74, 2007
Online since: December 2012
Authors: Feng Chuan Shen, Tian Ma, Xin Xing Feng, Jian Chun Zhang, Hua Zhang, Peng Gang Gao
Study on the Low-Emissive Camouflage Pigment
Fengchuan Shen1, a, Xinxing Feng1, b, Tian Ma1, c, Jianchun Zhang1, d,
Hua Zhang1, e and Penggang Gao1, f
The Quartermaster Research Institute of General Logistics Department of the CPLA, Beijing 100010, China
ashenfc@163.com, bxinxingfeng@hotmail.com (corresponding author), cmatian00@mails.tsinghua.edu.cn, djianchunzhang502@263.net, est.hua@263.net, f18701646064@163.com
Keywords: Thermal infrared, low emissivity, chemical deposition, stealth technology
Abstract.
Yang et al, Aluminum flake powder colouring by SiO2 coating, Met.
Yang et al, Aluminum flake powder colouring by SiO2 coating, Met.
Online since: February 2014
Authors: Yu Lin Wang, Zheng Ji, Kuan Huang, Yi Fei Tong, Wei Jun Tao, Hu Tian Feng
Design of a Sorting and Conveying Wheeled Mobile Robot
Yu-lin Wanga, Zheng Jib, Kuan Huangc, Wei-jun Taod, Hu-tian Fenge,
Yi-fei Tong f
School of mechanical engineering, Nanjing University of science and technology, Nanjing, China
awyl_sjtu@126.com, b275680973@qq.com, c390155753@qq.com, dtaoweijun01@163.com, efenght@mail.njust.edu.cn, ftyf51129@aliyun.com
Keywords: Sorting and conveying; Mobile robot; Mechanical hand
Abstract.
Yang, and J.H.
Yang, and J.H.