ZHANG Genbao , LIU Jie , GAO Qiliang , YANG Yi
2014, 37(2):1-6. DOI: 10.11835/j.issn.1000-582X.2014.02.001
Abstract:An approach of assessing the reliability of multiple NC machine tools with imperfect repair based on generalized proportional intensity model (GPIM) is proposed,and a GPIM function for failure times is built. Point and confidence bounds estimates of model
GONG Xiansheng , LUO Yi , WANG Hongxia
2014, 37(2):7-13. DOI: 10.11835/j.issn.1000-582X.2014.02.002
Abstract:The new structure steel wire isolator and the steel wire spring which is the basic elastic element of the steel wire vibration isolator are proposed and designed,the steel wire spring is studied in order to explore the deep relationship of the isolator’s
DENG Zhaoxiang , WANG Hui , LU Haifeng
2014, 37(2):14-21. DOI: 10.11835/j.issn.1000-582X.2014.02.003
Abstract:To promote technologies of small and medium-sized enterprises and propose a solution for the disadvantages of ASP (application service provider),a platform for providing public service for these enterprises is developed based on the model of SaaS (softwar
YANG Yu , ZHAO Xiaohua , LIU Aijun , LI Fei
2014, 37(2):22-30. DOI: 10.11835/j.issn.1000-582X.2014.02.004
Abstract:To reduce the uncertainty and ambiguity in the owners’ member selection process of mega-construction project,the influence of candidates’ competence,opportunity cost and coordination efficiency is investigated. By introducing the CMM (capability maturity
ZHAO Guozhu , HAN Ying , WEI Minxiang , LI Yufang
2014, 37(2):31-36. DOI: 10.11835/j.issn.1000-582X.2014.02.005
Abstract:To study the effect of the PWM modulation scheme on the regenerative anti-lock braking system(RABS)of the EV driven by a permanent magnet brushless DC motor,based on the analysis of the principle of the regenerative braking of the brushless DC motor under
XU Mingwei , ZHOU Luowei , DU Xiong , ZHOU Shengqi
2014, 37(2):37-45. DOI: 10.11835/j.issn.1000-582X.2014.02.006
Abstract:Insulated gate bipolar transistor (IGBT) power module operating performance and reliability and its design of heat dissipation system in inverter are directly related to its operation junction temperature. Investigation of temperature of power device junc
LUO Ciyong , ZHANG Fan , DU Jinchao
2014, 37(2):46-53. DOI: 10.11835/j.issn.1000-582X.2014.02.007
Abstract:This article focuses on the stability of ultrasonic motor based on its mathematical model. Subjected to the condition that the running speed is satisfied with the Laypunov equation,three different driven interval of ultrasonic motors are analyzed at first
YAN Yunfei , ZHANG Jie , ZHANG Li , XIE Jun , RAN Jingyu
2014, 37(2):54-61. DOI: 10.11835/j.issn.1000-582X.2014.02.008
Abstract:In order to improve the efficient and clean use of hydrocarbon fuel,numerical simulation with the detailed reaction mechanism is used to study the influence of velocity,temperature,steam to methane ratio and barrier on the methane steam catalytic reformin
2014, 37(2):62-68. DOI: 10.11835/j.issn.1000-582X.2014.02.009
Abstract:The popularity of electric vehicles (EVs) is not only the inevitable choice for sustainable social and economic development in the future, but also the mainstream of new energy automotive. However, charging problem is one of the important technical barrie
2014, 37(2):69-74. DOI: 10.11835/j.issn.1000-582X.2014.02.010
Abstract:Performance-based seismic design is now the major development direction of structure seismic design. The quantitative of performance parameter and the definition of performance level are important for seismic performance evaluation of structure. Based on
ZHANG Ning , MA Xiaoyi , YANG zhenyu , HUANG Wenwen
2014, 37(2):75-80. DOI: 10.11835/j.issn.1000-582X.2014.02.011
Abstract:The traditional genetic algorithm easily converges to slow speed, leads to a poor climbing ability and shows weak static stability and robustness when seeking a solution. On the basis of analyzing multi-constrained and multi-objective optimization model o
LI Jiangyun , GUAN Kai , WANG Jian , SU Jilong
2014, 37(2):81-88. DOI: 10.11835/j.issn.1000-582X.2014.02.012
Abstract:RFD(reversed flow diverter)is a kind of maintenance-free pumping system which is useful for transferring hazardous liquid. The safety and reliability of the system must been guaranteed because any form of biological contact is not possible during its serv
JIANG Guanlu , LAN Weiwei , XIAO Hongbing , CHEN Weizhi
2014, 37(2):89-97. DOI: 10.11835/j.issn.1000-582X.2014.02.013
Abstract:Embankment load causes not only vertical settlement of foundation but also lateral deformation of foundation, and lateral deformation is one of the important factors for foundation settlement. In order to analyze lateral deformation of foundation under th
CUI Jianyu , CHE Yi , SUN Jiangang , SONG Yupu , Watanabe Fumio
2014, 37(2):98-105. DOI: 10.11835/j.issn.1000-582X.2014.02.014
Abstract:Crushing risk of corner column will increase substantially due to first floor corner joint shear failure of high-rise reinforced concrete frame structure under bi-directional loading and high axial compressive load caused by earthquake action. Therefore,
TANG Tao , LIU Gaixia , ZHONG Wenjuan , FENG Wenjiang , PENG Lan
2014, 37(2):106-112. DOI: 10.11835/j.issn.1000-582X.2014.02.015
Abstract:Network clustering can support resource spatial multiplexing and increase the capacity of the wirless networks. Clusterheads constitute the virtual backbone of the network, which reduces the overhead of routing and makes it simpler and easier for network
ZHANG Sijie , YU Jie , XU Peng , Zai Lihong , ZENG Xiaoping
2014, 37(2):113-116. DOI: 10.11835/j.issn.1000-582X.2014.02.016
Abstract:Sometimes it is necessary to send the image data to the third party device to process. To ensure the image safety, it is necessary to encrypt the image before processing. A new algorithm for encrypted image processing is proposed. The image owner encrypts