动力学控制
- 名Dynamic control;kinetic control
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中温区为内扩散严重影响区,其表观活化能约为反应动力学控制区活化能的一半;
In medium temperature area , reaction rate is severely affected by internal diffusion and the apparent activation energy is about a half as that of kinetic control area .
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讨论了有机合成中的可控反应问题,对底物控制、试剂控制、保护基控制、动力学控制和立体控制作了阐述,对相关立体控制反应作了详细说明。
Some controlled organic reactions in the organic synthesis were discussed , and a detailed description about the substrate control , reagent control , protective group control , kinetic control and stereochemistry control was given .
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硼粒子的点火过程采用King模型,燃烧过程采用化学动力学控制的燃烧模型。
The processes of ignition and the combustion of boron particles were modeled by King model and kinetic-limited rate model respectively .
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提出了采用最优PD控制的电动轮驱动汽车动力学控制方法。
The optimal PD ( Proportional and Differential ) Control method for VDC of EV with motorized wheels was brought out .
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其中N2H4和表面活性剂PEG-20000在反应过程中起到重要的作用,它们分别从热力学和动力学控制了纳米晶的生长。
The roles of surfactant PEG-20000 and N_2H_4 have been discussed in detail .
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根据Hamilton原理和假定振型方法建立系统的动力学控制方程。
The motion equations of the system are formulated in matrix form using Hamilton principle and the assumed mode method .
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研究结果表明,C2S形成的动力学控制过程均属扩散范围;
The results have showed that the controlling process of formation of C2S belong to diffusion mechanism both by ordinary burning and by rapid heating-up burning .
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动力学控制的PGA催化的合成反应面临的主要障碍是伴随着的水解反应,因此,合成/水解比常作为合成过程有效性的指标。
Therefore , synthesis / hydrolysis ratio is often regarded as an effective index for the synthetic process .
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采用Kane方程,建立了含耦合的几何及惯性非线性项的定轴转动与轴向基础激励联合作用下柔性梁的非线性动力学控制方程组。
Nonlinear dynamic modeling of flexible beams under rotation and axially parametric joint excitation is presented in this paper .
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假定流体为粘性不可压缩流体,采用ALE(ArbitraryLagrangian-Eulerian)方法来描述流体流动的动力学控制方程。
Viscous incompressible fluid is assumed in this paper and ALE ( Arbitrary Lagrangian-Eulerian ) method is used to describe Fluid dynamic equation .
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基于再生核理论实现多FFSR协调操作动力学控制
Dynamic Control of Coordinated Operation for Multi-FFSR Based on Reproducing Kernel Theory
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汽车动力学控制系统(VDC)是采用电子控制技术提高汽车主动安全性能的重要研究成果,是当前汽车动力学的主要的研究领域。
The vehicle dynamics control system is an important research production , and is the main research field of the electric control of the vehicle .
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针对非线性自主移动机器人可能发生的驱动器故障,提出了一种新的自适应容错控制方法,即基于主动建模的逆动力学控制(IDC)方法。
A novel fault-tolerant adaptive control method , named active-modeling-based inverse dynamic control ( IDC ), is proposed . The method is designed against the actuator faults of the autonomous mobile robot .
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基于部分局部化学平衡理论(PLEA),建立了新的酸化模型即地球化学模型,该模型考虑包括所有化学物种在内的受动力学控制的反应和受平衡控制的反应。
Based on the partial local equilibrium assumption ( PLEA ), establish a new model : geochemical simulator , which allows an arbitrary number of both kinetic and equilibrium reactions involving an arbitrary number of chemical species .
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大倾角煤层开采R-S-F系统动力学控制基础研究
Study on Dynamics Controlling Basis of System " R-S-F " in Steeply Dipping Seam Mining
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研究表明,PMG与玻碳电极之间接触良好,电化学反应过程主要受电子传递动力学控制。
The results indicate that PMG is well contacted with the glassy carbon electrode , and the reaction between them is controlled by electron transfer kinetics .
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研究了SiC涂层的沉积速率和温度之间的关系,发现低温化学气相沉积SiC为动力学控制过程,反应的表观活化能为85~156kJ/mol。
The deposition rate of the coatings as a function of the reciprocal deposition temperature was investigated . The results show that the growth of the coatings in above range of temperature is controlled by a kinetic process , and the active energy is around 85-156 kJ / mol.
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基于连续介质力学、Euler-Bernoulli假设和压电理论,在考虑直流电作用下,建立了考虑表面能效应时的压电纳米线的非线性静动力学控制方程。
Based on continuum mechanics theory and Euler-Bernoulli hypothesis , when a direct current ( DA ) voltage is applied , the nonlinear governing equations of piezoelectric nanowires considering surface effects are established .
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用超支化聚酯HBP作为增韧剂的关键问题是调节相分离的可能性,相分离过程主要依赖于组分的理化性质,由固化动力学控制,为了确保相分离发生在树脂凝胶以前。
( 2 ) A key issue when using HBP tougheners is the possibility of phase separation . The phase separation process depend on the chemical nature of the components , and is kinetically controlled by the curing advancement .
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本文用模拟方法研究了车辆动力学控制系统(VDC或IVD)。采用闭环的横摆角速度及车辆侧偏角控制,用它们之间的相平面分析确定控制策略。
In this paper , an Interactive Vehicle Dynamic ( VDC or IVD ) system is studied by simulations , and an effective control algorithm is proposed , which includes closed loop control of yaw rate & slip angle and phase plane analysis .
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高温Mg/H2O反应表观活化能为18.86kJ·mol-1,是反应级数为1的化学反应动力学控制反应,建立了该温度段的Mg/H2O反应动力学方程。
The activation energy of the reaction is 18.86kJ · mol-1 . The reaction is a first-order chemical dynamic controlled reaction . The Mg / H2O dynamics equation of reaction is established under the high temperature range .
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MnO2分步进行分解:MnO2→Mn2O3→Mn3O4,其中第一步的速率受通过产物层的传热控制,第二步受化学动力学控制。
The decomposition of MnO 2 is consisted of two steps : MnO 2 → Mn 2O 3 → Mn 3O 4 , in which the first step is controlled by heat transfer through the product layer and the second by chemical kinetics .
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柔性机器人的协调操作及其逆动力学控制算法
On the cooperation of flexible manipulators and inverse dynamic control algorithm
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基于最小值原理的冗余度机器人动力学控制
Research on Dynamic Optimum Control Based on Minimum Principle for Redundant Manipulators
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吸附过程受膜扩散动力学控制。
The adsorption process is controlled by membrane diffusion dynamics .
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基于多体力学的车辆动力学控制系统仿真及优化
Vehicle dynamic control system simulation and optimization using multibody dynamics
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基于局部信息的可重构模块机器人动力学控制方法研究
Study on Dynamics Control for Reconfigurable Modular Robots Based on Local Information
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心律失常的非线性动力学控制方法研究
Research on nonlinear dynamic control of pathological heart rhythms
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用盐酸从矿泥中浸出稀土的动力学控制分析
Analysis of Kinetics Control on Leaching Rare Earth from Weathered with Hydrochloric Acid
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基于差动制动的防侧翻车辆动力学控制研究
Study on Differential - Braking - Based Vehicle Dynamics Control with Rollover Prevention