助手标题  
全文文献 工具书 数字 学术定义 翻译助手 学术趋势 更多
查询帮助
意见反馈
   由辨识 的翻译结果: 查询用时:0.437秒
图标索引 在分类学科中查询
所有学科
更多类别查询

图标索引 历史查询
 

由辨识
相关语句
  identified from
     In many real computer control system,sampling signals are inevitably influenced by noise, which makes system model identified from these signals exist error and disturbs improving control precision.
     在实际的计算机控制系统中 ,采样信号不可避免的受到各种噪声和干扰的污染 ,使得由辨识采样信号得到的系统模型存在偏差而妨碍了系统控制精度的提高。
短句来源
  “由辨识”译为未确定词的双语例句
     If the HG(z) obtained by identification on or out line are in the forms of and the forms of G(S) are and In this paper some formulas are presented to determine the parameters as K, τ_d, τ, τ_0, τ_1, τ_2, ζ and T.
     若由辨识所获得的HG(z)为和则与之对应的连续时间域上的数学模型为和文中所提出的各个公式可用来计算K、τ_d、τ、τ_1、τ_2、τ_0、ζ和T.
短句来源
     It is useful technique for analysis and design of the control system in conjunction with the mathematical model built by analytical method, in order to verify the accuracy of computer identified modle, two methods are adopted: 1 . the Bode plot of the identified transfer function in comparison with that from experimental data.
     为验证微机辨识出的数学模型的准确性,本文采用了两种方法:(1)由辨识出的传递函数绘成的波德图与由实测数据所作波德图的对比;
短句来源
     According the parsimony principle, based on the recursive extended least squares(RELS)method and F-test, this paper presents a complete approach of structural identification of univariate ARMAX models, which consists of identifing the order, suborder and time delay of the model, and the parsimonious parameter model is obtained. The existing approaches[2-5] are extended andim-proved.
     根据节省原理,基于递推增广最小二乘法(RELS)和F—检验,本文提出了单变量ARMAX模型的一种完整的结构辨识方法,它由辨识模型的阶、子阶和时滞组成,同时得到了节省参数模型,推广和改进了现有文献中的一些结构辨识方法。
短句来源
     The modelling of electric loads is an important and difficult problem. Their model structures are generally determined based on experience and/or the first principle(to composite loads only on experience), and the parameters are obtained by means of the system identification methods.
     负荷建模是一个重要而困难的问题,其模型结构一般由经验或机理方法确定(对综合负荷一般靠经验确定),而参数则由辨识获得。
短句来源
     At last, the paper gives the transfer function G(z) and G(s) in different cases from the indentiiication test result.
     最后,由辨识结果给出了系统在各种不同情况下的传递函数G(z)和G(s)。
短句来源
更多       
  相似匹配句对
     Isodyne Method proposed by J.
     J.
短句来源
     LZW data compression coding proposed by T.
     T .
短句来源
     The system consists of risk (identification),risk estimation and risk evaluation.
     该体系风险辨识、风险估算和风险评价组成。
短句来源
     Diagrammatic Method of Transfer Function Idenlified by Step-up Response Curves
     阶跃响应曲线辨识传递函数的图解方法
短句来源
     Mathematical Model Identification of Hydraulic System
     液压系统数学模型的辨识
短句来源
查询“由辨识”译词为用户自定义的双语例句

    我想查看译文中含有:的双语例句
例句
为了更好的帮助您理解掌握查询词或其译词在地道英语中的实际用法,我们为您准备了出自英文原文的大量英语例句,供您参考。
  identified from
Sd-t2 was thus named because the semidrawf gene sd-t has already been identified from Aitaiyin 2 whose origin could be traced back to Taiyin1.
      
and Acer platanoides L., and the compounds in the profiles of volatiles were identified from these species.
      
Therefore, based on the substrate specificity, the specific nuclear localization in the cell, and the sequence similarity with human AK6, we named this novel adenylate kinase identified from the fly DAK6.
      
The formation of the metallic phase of cadmium nanoparticles (hereafter, metallic particles) is identified from the appearance of the surface plasmon line in the range of 3 eV in the absorption spectrum of the synthesized glasses.
      
The cadmium sulfide semiconductor phase is identified from the Raman spectra.
      
更多          


Based on the frequency response experimental data, this paper introduces an approach to identifying the transfer function of an electro-hydraulic valve (jet-flat type and moving coil type) with a microcomputer. It is useful technique for analysis and design of the control system in conjunction with the mathematical model built by analytical method, in order to verify the accuracy of computer identified modle, two methods are adopted: 1 . the Bode plot of the identified transfer function in comparison with that...

Based on the frequency response experimental data, this paper introduces an approach to identifying the transfer function of an electro-hydraulic valve (jet-flat type and moving coil type) with a microcomputer. It is useful technique for analysis and design of the control system in conjunction with the mathematical model built by analytical method, in order to verify the accuracy of computer identified modle, two methods are adopted: 1 . the Bode plot of the identified transfer function in comparison with that from experimental data. 2 . the identified model in comparison with the theoretical model.

本文以频率特性实验数据为基础,介绍了借助微型电子计算机辨识电液伺服阀(动圈式和喷嘴挡板式)传递函数的方法,此法与解析法数学模型配合,作为分析、设计电液伺服系统的工具.为验证微机辨识出的数学模型的准确性,本文采用了两种方法:(1)由辨识出的传递函数绘成的波德图与由实测数据所作波德图的对比;(2)辨识出的模型与理论模型的对比.

According the parsimony principle, based on the recursive extended least squares(RELS)method and F-test, this paper presents a complete approach of structural identification of univariate ARMAX models, which consists of identifing the order, suborder and time delay of the model, and the parsimonious parameter model is obtained. The existing approaches[2-5] are extended andim-proved.A numerical simulation, example is given to show, the usefulness of the proposed approach.

根据节省原理,基于递推增广最小二乘法(RELS)和F—检验,本文提出了单变量ARMAX模型的一种完整的结构辨识方法,它由辨识模型的阶、子阶和时滞组成,同时得到了节省参数模型,推广和改进了现有文献中的一些结构辨识方法。数值仿真例子证明了所提出的方法的有效性。

The mathmatical model of an industrial process can be expressed by the z-transfer function, HG(z), on discrete time domain and by the S-transfer function, G(S), on continual time domain. The relation between HG(z) and G(S) is HG(z)=(1-z~(-1))z[G(S)/S]= (1-z~(-1))z~(-d)z_m[Go(S)/S] Where z and z_m are the z--transformation operator and modified z--transformation operator, G(S)=G_0(S)exp(-τ_dS), d=int(τ_d/T_0), To is the sample period in seconds or minutes. If the HG(z) obtained by identification on or out line...

The mathmatical model of an industrial process can be expressed by the z-transfer function, HG(z), on discrete time domain and by the S-transfer function, G(S), on continual time domain. The relation between HG(z) and G(S) is HG(z)=(1-z~(-1))z[G(S)/S]= (1-z~(-1))z~(-d)z_m[Go(S)/S] Where z and z_m are the z--transformation operator and modified z--transformation operator, G(S)=G_0(S)exp(-τ_dS), d=int(τ_d/T_0), To is the sample period in seconds or minutes. If the HG(z) obtained by identification on or out line are in the forms of and the forms of G(S) are and In this paper some formulas are presented to determine the parameters as K, τ_d, τ, τ_0, τ_1, τ_2, ζ and T.

工业过程在离散时间域上的数学模型HG(z)与其在连续时间域上的数学模型G(S)之间存在着如下的关系式: HG(z)=(1-z~(-1))z[G(S)/S]. 若由辨识所获得的HG(z)为和则与之对应的连续时间域上的数学模型为和文中所提出的各个公式可用来计算K、τ_d、τ、τ_1、τ_2、τ_0、ζ和T.

 
<< 更多相关文摘    
图标索引 相关查询

 


 
CNKI小工具
在英文学术搜索中查有关由辨识的内容
在知识搜索中查有关由辨识的内容
在数字搜索中查有关由辨识的内容
在概念知识元中查有关由辨识的内容
在学术趋势中查有关由辨识的内容
 
 

CNKI主页设CNKI翻译助手为主页 | 收藏CNKI翻译助手 | 广告服务 | 英文学术搜索
版权图标  2008 CNKI-中国知网
京ICP证040431号 互联网出版许可证 新出网证(京)字008号
北京市公安局海淀分局 备案号:110 1081725
版权图标 2008中国知网(cnki) 中国学术期刊(光盘版)电子杂志社