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18篇 您的检索式:作者名="Xinggao Liu"
    题名 作者 年代 出处 被引量
1A soft sensor for industrial melt index prediction based on evolutionary extreme learning machine显示文摘In propylene polymerization(PP) process, the melt index(MI) is one of the most important quality variables for determining different brands of products and different grades of product quality. Accurate prediction of MI is essential for efficient and professional monitoring and control of practical PP processes. This paper presents a novel soft sensor based on extreme learning machine(ELM) and modified gravitational search algorithm(MGSA) to estimate MI from real PP process variables, where the MGSA algorithm is developed to find the best parameters of input weights and hidden biases for ELM. As the comparative basis, the models of ELM, APSO-ELM and GSAELM are also developed respectively. Based on the data from a real PP production plant, a detailed comparison of the models is carried out. The research results show the accuracy and universality of the proposed model and it can be a powerful tool for online MI prediction.Miao Zhang Xinggao Liu Zeyin Zhang 2016Chinese Journal of Chemical Engineering2016,24,8:6
2Modeling mass transport ofpropylene polymerization on Ziegler-Natta catalyst 显示文摘Chen Yuan Liu Xinggao 2005Polymer2005,46,22:1
3Melt index predictionby neural networks based on independent componentanalysis and multi-scale analysis 显示文摘Shi Jian Liu Xinggao Sun Youxian 2006Neurocomputing2006,13,6:1
4Melt indexprediction based on adaptive particle swarm optimizationalgorithm-optimized radial basis function neural networks显示文摘Zhao Chengye Liu Xinggao Ding Feng 2010Chemical Engineering &- Technology2010,33,11:1
5Melt index prediction by weightedleast squares support vector machines 显示文摘Shi Jian Liu Xinggao 2006Journal ofApplied Polymer Science2006,101,1:1
6Melt index prediction by adaptively aggregated RBF neural networks trained with novel ACO algorithm显示文摘Jiubao Li Xinggao Liu Huaqin Jiang Yundu Xiao 2011Journal of Applied Polymer Science2011,10,2:1
7High-purity control of internal thermally coupled distillation columns based on nonlinear wave model显示文摘Liu Xinggao Zhou Yexiang Cong Lin Ding Feng 2011Journal of Process Control2011,21,6:1
8Melt index prediction by neural networks based on independent component analysis and multi-scale analysis 显示文摘Shi Jian Liu Xinggao Sun Youxian 2006Neurocomputing2006,70,123:1
9Hierarchical gradient based iterative parameter estimation algorithm for multivariahle output error moving average systems 显示文摘ZHANG Zhening DING Feng LIU Xinggao 2011Computers & Mathematics with Applications2011,61,3:1
10Dynamic matrix control of a high-purity internal thermally coupled distillation column显示文摘Cong Lin Liu Xinggao Wang Chengyu 2014The Canadian Journal of Chemical Engineering2014,92,4:1
11Adaptive Robust Generic Model Control of High Purity Internal Thermally Coupled Distillation Column显示文摘Liu Xinggao Wang Chengyu Cong Lin 2011Chemical Engineering&Technology2011,34,1:1
12Adaptive generalized predictive control of high purity internal thermally coupled distillation column显示文摘Liu Xinggao Wang Chengyu Cong Lin 2012The Canadian Journal of Chemical Engineering2012,90,2:1
13Nonlinear Wave Modeling and Dynamic Analysis of Internal Thermally Coupled Distillation Columns显示文摘Liu Xinggao Zhou Yexiang Cong Lin 2012AIChE Journal2012,58,4:1
14Nonlinear Model Predictive Control Based On Wave Model of High-Purity Internal Thermally Coupled Distillation Columns显示文摘Liu Xinggao Cong Lin Zhou Yexiang 2013Industrial&Engineering Chemistry Research2013,52,19:1
15Generalized Generic Model Control of High-purity Internal Thermally Coupled Distillation Column Based on Nonlinear Wave Theory显示文摘Cong Lin Liu Xinggao Zhou Yexiang 2013AIChE Journal2013,59,11:1
16Dynamics and control designs for internal thermally coupled distillation columns with different purities,Part 2:close loop analysis and control designs显示文摘在开销和有四纯净的内部热地联合的蒸馏列(ITCDIC ) 的底部作文环之间的相互作用借助于相对获得数组,条件数字和单个值分解被分析,它显示那高、很高纯净的 ITCDIC 很好被联合并且有严重获得 directionality 的性恶的系统问题。基于上述动态行为,四个不同纯净系统的合适的控制计划被学习。在低纯净的系统,内部模型控制(IMC ) 比分散的比例积分好微分(D-PID ) 以反应控制速度和留下的错误。在中等纯净的系统,当 IMC 由于在模型和植物之间的严重失配失败时, D-PID 能有效地拒绝大负担骚乱。在高纯净的系统,既不 IMC 也不 D-PID 能提供令人满意的控制以便有单个值分解计划的修改 IMC 和多可变的 PID 分别地被介绍改进控制表演。在很高纯净的系统,最后,联合前馈控制和反馈控制计划被建议处理极其懒惰的回答装载骚乱。ZHU Yu LIU Xinggao CHU Jian 2006Progress in Natural Science:Materials International2006,16,5:0
17Dynamics and control designs for internal thermally coupled distillation columns with different purities,Part 1:Open loop dynamic behaviors显示文摘开的环有四不同纯净的内部热地联合的蒸馏列的动态行为(低中等、高、很高纯净) 被学习。这些动态行为被强壮的不对称的非线性,到条件改变的操作的高 senstivity 和不同反的反应描绘。随纯净的增加,这些动态行为被加强并且变得更复杂,它容易导致在线性模型和植物之间的失配并且也改变在操作并且控制的变量之间的关系。ZHU Yu LIU Xinggao CHU Jian 2006Progress in Natural Science:Materials International2006,16,4:0
18Electroless Plating of Ni Nanoparticles on WC to Assist Its Pressureless Sintering of WC-Ni Cemented Carbide with Enhanced Mechanical and Corrosion-resistant Performance显示文摘Ni nanoparticles were coated uniformly on the surface of WC powder via a facile electroless plating method(abbreviated as WCN-EP),and then consolidated for mechanical and corrosion resistance performance characterization,in comparison with hand mixed WC-Ni(WCN-H).Under the optimized electroless plating parameters,Ni particles,less than 1μm in average diameter,were found to be uniformly and densely wrapped on the surface of the tungsten carbide matrix of WCN-EP.In comparison,in WCN-H,the Ni particles about 1.8μm in average diameter,were randomly distributed together with irregular WC particles.The uniform coating of Ni was found to assist the densification process of WCN-EP effectively,with higher densities and less pores than those of WCN-H at the Ni content of 10.6wt%,25.5wt%,and 30.3 wt%.However,at the Ni content of 18.8wt%,the relative densities of WCN-EP and WCN-H both increased to the maximum value of 98%.The maximum hardness of the consolidated WCN-EP was 82.6 HRA,about 1.2 HRA higher than that of WCN-H.In addition,the consolidated WCN-EP also exhibits a superior corrosion resistance by the polarization curve analysis at an electrochemical workstation.闵凡路 YANG Hao YAO Zhanhu LI Xinggao 张建峰 LIU Hai 2021Journal of Wuhan University of Technology(Materials Science)2021,36,6:0
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