Now showing items 270-289 of 462

    • Pattern recognition based on the measurements of low-frequency electromagnetic radiation 

      Zhao Liwei; Huang Wenda; 黄文达 (IEEE, 2008)
      A method to measure the low-frequency electromagnetic radiation based on virtual instrument is presented in this paper. According to the virtual instrument technology, the paper employs LabView virtual instrument programming ...
    • Pattern stretchable micro-nano thin film via Electrohydrodynamic Direct-Writing 

      Wei, Jin; Zheng, Jianyi; Zheng, Gaofeng; Wang, Xiang; He, Guangqi; Liu, Haiyan; Sun, Daoheng; Liu, Juan; 郑建毅; 郑高峰; 孙道恒 (IEEE Computer Society, 2013)
      In this paper, mechanical stretching force is introduced into the Electrohydrodynamic Direct-Write (EDW) process. The effects of mechanical stretching on the rheology and deposition behaviors of EDW jet were investigated. ...
    • Performance analysis of the regenerative brayton refrigeration cycle using Gd094er006 as the working substance 

      Wang, Yuan; Diguet, Gildas; Lin, Guoxing; Chen, Jincan; 林国星; 陈金灿 (Trans Tech Publications, 2013)
      Based on the experimental data of entropy change varying with temperature, the regenerative Brayton refrigeration cycle using Gd0.94er0.06 as the working substance is set up for magnetic field changes with 0-1T and 0-2T. ...
    • Piezoelectric performance of aligned PVDF nanofibers fabricated by electrospinning and mechanical spinning 

      Yu, Lingke; Wang, Shen; Li, Yipan; Chen, Daner; Liang, Chuwei; Lei, Tingping; Sun, Daoheng; Zhao, Yang; Wang, Lingyun; 孙道恒; 王凌云 (IEEE Computer Society, 2013)
      Considerable attention has been paid to aligned polymer nanofibers because of their appealing mechanical and piezoelectric properties. With modified electrospinning, the aligned poly (vinylidene fluoride) (PVDF) nanofibers ...
    • Pixel circuit design of CMOS image sensor 

      Zhang, WR; Wu, ST; Guo, DH; Parr, G; 郭东辉 (P SOC PHOTO-OPT INS, 2000)
      A new pixel circuit that converts the analog light intensity into a digital code was presented in this paper. It consists of four components: a photo-transducer. a preamplifier, a sample&hold (S&H) circuit and a one-bit ...
    • Portable measurement system based on raman spectroscopy 

      Fan, Xian Guang; Wang, Xin; Wu, Ding Gui; Zuo, Yong; 范贤光 (Trans Tech Publications Ltd, 2013)
      In this paper, the portable Raman spectroscopy measurement system is presented. The measurement system can detect the Raman spectrum of objects using the advanced technique called Shell-isolated Nanoparticle Enhanced Raman ...
    • Pose measurement base on machine vision for the aircraft model in wire-driven parallel suspension system 

      Chen, Yi-Feng; Wu, Liao-Ni; Yue, Sui-Lu; Qi, Lin; 林琦 (SPIE, 2013)
      In wind tunnel tests, the pose of the aircraft model in wire-driven parallel suspension system (WDPSS) is determined by driving several wires. Pose measurement is very important for the study of WDPSS. Using machine vision ...
    • Posture measurement for the aircraft model based on the monocular-vision system 

      Chunping, Yin; Yixin, Chen; Yifeng, Chen; Liao-Ni, Wu; Qi, Lin; 林麒 (Institution of Engineering and Technology, 2012)
      To solve the posture measuring problems of aircraft model in the wind tunnel tests, a kind of method based on the monocular vision has been put forward in this paper, making use of a few geometric information of marking ...
    • Precision manufacturing of fused silica glass by combining bound-abrasive polishing with ultrasonic vibration 

      Li, Yaguo; Wu, Yongbo; Wang, Jian; Xu, Qiao; Yang, Wei; Guo, Yinbiao; 杨炜; 郭隐彪 (SPIE, 2012)
      Ultrasonic vibration assisted machining with harder abrasives than the material to be machined can improve the quality of machined surface and manufacturing efficiency. Therefore, we integrated ultrasonic vibration (UV) ...
    • Principle and experiment of electric hot milling superalloy 

      Zhang, Tian Yu; Wang, Xi; Wu, Lin Tao; Zhou, Jing; 吴林涛 (Trans Tech Publications Ltd, 2013)
      This paper introduces a kind of electric hot milling method for superalloy and analyses its feasibility. Fe-based superalloy GH2132 is selected as experimental object. An experiment platform is established. In the machining ...
    • Principles of an in-process monitoring system for precision grinding machine 

      Bi, Guo; Guo, Yinbiao; Lin, Jing; Han, Wei; Zheng, Maojiang; Chen, Xin; 毕果; 郭隐彪; 林静; 陈新 (IEEE Computer Society, 2011)
      Monitoring system is an economic and effective method for quality control in automatic manufacturing. The complexity of the grinding process asks higher requests on the monitoring system compared with conventional ones ...
    • Product innovation and evaluation based on TOC and TRIZ 

      Huang, Wei; Hou, Liang; Zhao, Na; Lin, Wenguang; 黄巍; 侯亮 (ADV MATER RES-SWITZ, 2012)
      According to the problems that how to excavate the essential issue behind phenomenon and how to design innovatively aiming at a certain problem, a process of product innovation and evaluation integrated by the theory of ...
    • Pseudo-random sequences in analysis of polyvinylidene fluoride piezoelectric sensors 

      Roinila, Tomi; Lihui, Lei; Vilkko, Matti; Dandan, Gu; Wenming, Xi; Kallio, Pasi; 席文明 (IEEE Computer Society, 2012)
      The ability to measure the force order of micronewtons with high accuracy is highly important in various applications of micromanipulation. Past studies have indicated that polyvinylidene fluoride (PVDF) piezoelectric ...
    • PSO-based fuzzy image mobile robot systems design 

      Feng, Hsuan-Ming; Chen, Hua-Ching; Guo, Dong-Hui; 郭东辉 (IEEE Computer Society, 2011)
      The novel particle swarm optimization (PSO) learning algorithm is applied to automatically generate the fuzzy systems with the image processing technology in achieving the adaptability of the embedded mobile robot. The ...
    • Pulsed driver control system for high-power LED 

      Fan, Xian Guang; Hu, Zhen Bang; Xu, Ying Jie; Wang, Xiu Fen; Wang, Xin; Zuo, Yong; 范贤光; 许英杰; 王昕 (Trans Tech Publications, 2014)
      Pulsed current source is used to drive high-power LED in thermal analysis and testing. A new scheme to design the high-power LED pulsed current source, which integrates FPGA device, with highly quality single-chip microcomputer ...
    • Raman scattering and X-ray absorption from CVD grown 3C-SiC on Si 

      Feng, Zhe Chuan; Chen, Cheng; Xu, Qiang; Mendis, Suwan P.; Jang, Ling-Yun; Tin, Chin-Che; Lee, Kung-Yen; Liu, Chee Wee; Wu, Zhengyun; Qiu, Zhi Ren; 吴正云 (Trans Tech Publications Ltd, 2012)
      FTIR, Visible and UV Raman scattering, as well as synchrotron radiation X-ray absorption, in combination, have been employed to investigate a series of CVD grown 3C-SiC/Si (100). Significant results on the optical and ...
    • Rapid generating and machining locus optimization of aspheric surface - art no 614927 

      Guo, YB; Hong, CF; Wang, ZZ; 郭隐彪 (P SOC PHOTO-OPT INS, 2006)
      To generate axisymmetric aspheric surface function rapidly, virtual quadratic curves are adopted. Mesne constant, peak to picked length L, half parietal angle alpha and inclination between section & axes Phi are adopted ...
    • Rapid prototyping design for UAV flight control system simulation 

      Zhao, Yan; Wu, Liao-Ni; Lin, Qi; 林麒 (Institution of Engineering and Technology, 2012)
      Design of flight control system is a complex system project. In this paper, flight control system for UAV based on MATLAB/Simulink is introduced. The paper also set out core function of mission management in the whole ...
    • Realization of a modeling and simulation system for MID laser direct structuring equipment 

      Hu, Wen Juan; Zhuo, Yong; Wu, Xuan; Lan, Guo Wei; Zhao, Xin; 卓勇 (Trans Tech Publications Ltd, 2013)
      The LDS is the most advanced and efficient technology in the MID (molded interconnect devices) electromechanical integrated device manufacturing technology. In this paper, the key technologies about modeling of LDS equipment, ...
    • Recirculating configuration all-optical wavelength conversion by self-phase modulation in a highly nonlinear photonic crystal fiber - art no 678155 

      Yan Huangping; Huang Yuanqing; Weng Zihua; Wu Zhaoxi; Wang Yiju; Wan Jin; Ye Ruifang; 颜黄苹; 翁梓华; 王一菊 (P SOC PHOTO-OPT INS, 2007)
      A novel architecture of all-optical wavelength conversion in a highly nonlinear bismuth oxide-based photonic crystal fiber (PCF) is demonstrated. Self-phase modulation is utilized to induce spectral broadening for the ...