ZHAO Yuan , ZHAO Yongshuai , WANG Jie , FAN Fei
2014, 37(7):1-10. DOI: 10.11835/j.issn.1000-582X.2014.07.001
Abstract:The traditional distribution system reliability assessment model is mostly based on the failure mode and effects analysis,which is proceeding from a known cause to a necessarily related effect,i.e.enumerating fault events and then analyzing their effects
2014, 37(7):11-19. DOI: 10.11835/j.issn.1000-582X.2014.07.002
Abstract:The dynamic characteristic of USM(ultrasonic motor) will be changed greatly when USM rotates and is greatly influenced by the variation in the quality of the motor, while the LLCC driving circuit can generate a geometric frequency which can make the LLCC
2014, 37(7):20-26. DOI: 10.11835/j.issn.1000-582X.2014.07.003
Abstract:With the developments of smart grid,the application of DC-power-flow based OPF with grid losses modeling becomes wilder and wilder. However,the dependence of this OPF solution,such as generation MW solution,on reference bus is seldom investigated. For thi
XIONG Xiaofu , WENG Shijie , WANG Jian , FANG Song , PENG Song , HU Huakeng
2014, 37(7):27-32. DOI: 10.11835/j.issn.1000-582X.2014.07.004
Abstract:In order to enhance the ability of power grid to withstand typhoon disaster,an early warning method for power transmission risk of typhoon is proposed in this paper from the perspective of operation. According to the typhoon forecast information provided
GAO Jin , NIU Ziru , YANG Lu , YANG Xiujian , ZHANG Kun
2014, 37(7):33-45. DOI: 10.11835/j.issn.1000-582X.2014.07.005
Abstract:To study the influence of twist beam suspension bushing mounting angle on suspension K&C characteristics and handling,and investigate inherent relationship between suspension characteristics and full vehicle handling variety which is caused by bushing mou
JIA Qiuhong , HAN Ming , DENG Bin , KE Jian
2014, 37(7):46-52. DOI: 10.11835/j.issn.1000-582X.2014.07.006
Abstract:It’s a main problem to guarantee the performance stability of proton exchange membrane fuel cell in the dead-end mode. The water accumulation of the anode channel is one of the key factors affecting the performance stability of fuel cells. The reason why
2014, 37(7):53-58. DOI: 10.11835/j.issn.1000-582X.2014.07.007
Abstract:Combustion characteristics of blends of meagre coal and cornstalk are investigated using thermo-gravimetric analysis under oxy-fuel atmosphere. The results show that the ignition and burnout temperatures of fixed carbon are reduced in oxy-fuel atmosphere
ZHANG Daobing , PAN Qiujing , YANG Xiaoli , LI Lin , LING Tao
2014, 37(7):59-65. DOI: 10.11835/j.issn.1000-582X.2014.07.008
Abstract:In order to reduce errors of reliability for slope in function establishment,parameter estimation and algorithm selection,a new reliability model for slope is established based on the upper-bound theory of limit analysis. The statistical characteristics o
GAO Fang , HU Nüdan , CHU Liuchao , GAO Yingmeng , YANG Long , LI Hongru , GONG Yulong
2014, 37(7):66-73. DOI: 10.11835/j.issn.1000-582X.2014.07.009
Abstract:Three novel perylene monoimide derivatives,i.e.9-phenyl-N-octyl-perylene-3,4-dicarb-oximide (C1),9-(4-methoxyphenyl)-N-octyl-perylene-3,4-dicarboximide (C2) and 9-(N,N′-diphenylaminophenyl)-N-Octyl-perylene-3,4-dicarboximide (C3)are synthesized via Suzuki
CHEN Hua , JIA Qiao , ZHAO Ronghua , REN Xiaoshan , CHEN Zuqin
2014, 37(7):74-80. DOI: 10.11835/j.issn.1000-582X.2014.07.010
Abstract:To study the extraction process of polysaccharides from Mori Cortex and evaluate their antioxidant activity,so as to provide reference basis and theoretical support for their application. Ultrasonic is chosen as an auxiliary means to extract polysaccharid
WANG Chengshan , LI Dandan , SHI Yanwen , YAN Cheng , MU Xiaojing
2014, 37(7):81-89. DOI: 10.11835/j.issn.1000-582X.2014.07.011
Abstract:Based on the analytic solutions obtained by steady state approximation,the approximate analytic solutions on a closed interval is completed. It is concluded by some theoretical analysis and some comparisons with numerical solutions that the diffusive proc
DU Qiang , YAO Xinghao , LV Jing
2014, 37(7):90-97. DOI: 10.11835/j.issn.1000-582X.2014.07.012
Abstract:Tensile,compressive and double shear experimental tests are calculated on Oriented Stranded Board (OSB)skinned and expanded polystyrene (EPS)cored Structural Insulated Panels (SIPs)with various thicknesses,and mechanical properties,stress-strain curves an
DING Yong , ZHONG Yunxiang , HAN Muchen
2014, 37(7):98-103. DOI: 10.11835/j.issn.1000-582X.2014.07.013
Abstract:The temperature field diffusion issue of a water source heat pump drainage system in a certain river is studied,and dynamic tests to the water temperature of the drainage canal sector and the outfall area are carried out. The temperature drop trends of th
REN Lianhai , HUANG Yanbing , WANG Pan
2014, 37(7):104-109. DOI: 10.11835/j.issn.1000-582X.2014.07.014
Abstract:In order to study the effect of salt content on the compost of restaurant garbage,experiments are carried out in 4 sets of horizontal composting reactors. The salt contents of the 4 sets of windrow are 0%,1%,1.5% and 2% respectively. The influences of sal
XU Mengnan , LI Baizhan , YANG Xincheng , LIU Meng
2014, 37(7):110-114. DOI: 10.11835/j.issn.1000-582X.2014.07.015
Abstract:The purpose of this study is to improve the influence evaluation method of heat stress on human body in high temperature environment. High temperature environment (WBGT=30,28,26 ℃)is created in climatic chamber to research manual labor’s heart rate variat
LI Chuandong , GE Junhui , TIAN Yuan
2014, 37(7):115-124. DOI: 10.11835/j.issn.1000-582X.2014.07.016
Abstract:Memristor is a resistance which has dynamic characteristics,which can be changed with respect to the excitation voltage and has similar characteristics of biological synaptic. So values of the synaptic weight can be stored by memristors. An “integrate-and
XIANG Bing , WANG Menglu , ZHANG Shaohui
2014, 37(7):125-130. DOI: 10.11835/j.issn.1000-582X.2014.07.017
Abstract:SRSN shifter structure of LDPC decoder for IEEE802.11n is improved. In the second level,the select port “sel” is added to implement bi-directional shift function. A DC simulation on the three shifters of QSN,SRSN and the improved shifter is conducted in t
LUO Yan , LUO Jiangmei , WU Zhongfu , LI Qing
2014, 37(7):131-135. DOI: 10.11835/j.issn.1000-582X.2014.07.018
Abstract:It’s a challenge brought by simulating Chinese traditional ink drawing. Based on analyzing the art effects of Chinese traditional ink painting,a novel graphical simulation algorithm based on Perlin noise is proposed. The experiment results indicate that t
LI Penghua , JIANG Jianchun , QIU Baomei , LIANG Zhanwei
2014, 37(7):136-146. DOI: 10.11835/j.issn.1000-582X.2014.07.019
Abstract:A new Hopfield neural network fault diagnosis method using the wavelet packet analysis and energy calculation as fault feature preprocessing is presented for the analog circuit. In the proposed method,the ideal and actual responses of the fault analog cir
LONG Yong , WANG Guteng , MENG Weidong , WANG Yu
2014, 37(7):147-152. DOI: 10.11835/j.issn.1000-582X.2014.07.020
Abstract:Micro-grid is considered to be an effective way to improve the efficiency of distributed power, which has many advantages in energy conservation, renewable energy use, and solving supply problems in remote areas and islands, etc. Implementation of micro-g