反应速率方程
- 网络reaction rate equation;rate equation of reaction
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SnO2/CeO2表面反应速率方程和分子反应几率
Surface Reaction Rate Equation and Molecule Reaction Probability of SnO_2 / CeO_2
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文章给出了薄片颗粒的不稳定内扩散方程及其精确解,并导出了宏观反应速率方程。
In this paper , the unstable interior diffusion equation with precise solution of flaky pellet and the macroscopic reaction rate equation are given .
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第二部分通过用紫外分光光度法和硫酸高铈滴定相结合的方法,测得TAED活化H2O2的动力学数据,并推出了相应条件下的动力学反应速率方程。
Kinetic data of TAED activating H2O2 was measured on the second part by Ultraviolet spectrometry combined with cerimetric titration , and the velocity equation of kinetic reaction in this condition was calculated .
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运用遗传算法确定了反应速率方程相关参数,通过与Forest-Fire反应速率模型数值模拟结果对比验证所建模型的合理性。
Reaction rate function model parameter is acquired by genetic algorithms . Validation of the model is verified by comparing the simulation results with the Forest-Fire model .
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最后分别考察了入射光强、湿度和甲醛初始浓度对光催化降解甲醛的表观量子效率(FQE)的影响,并利用光催化反应速率方程对表观量子效率的变化规律进行了解释。
Finally , the effect of incident light intensity , humidity and HCHO initial concentration on formal quantum efficiency ( FQE ) were examined , and the results of FQE were explained by the rate equation of photocatalytic oxidation .
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对实验数据进行拟合,得到该反应速率方程。
According to the experimental data , the rate equation was deduced .
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用遗传算法确定反应速率方程参数
Applying Genetic Algorithm to Determine Parameters in the Reaction model of Heterogeneous explosives
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给出了反应速率方程,测出了反应的活化能。
The rate equation of the reaction and its activation energy were gained .
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连续反应速率方程中速率常数的数值拟合
The numerical fitting of rate constants of consecutive reactions
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基于聚类分析原理建立化学反应速率方程
Determination of reaction rate equations using cluster analysis
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本文讨论了通过样条插值函数的数值拟合,以确定连续反应速率方程中的的未知参数的方法。
In the present studies Function numerical fitting method has ' been used to determine the rate constants of consecutive reaction .
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同时当采取密闭的分解方式时,随着分解的进行分解速率逐渐变小。由形成/分解体系的物料衡算及反应速率方程可以得出分解速率常数值。
By the way of material balance of the formation / decomposition system and the equation of reaction rate , the rate constant , Kde , was obtained .
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由于反应速率方程和状态方程都有多种形式,而且都有独立的标定方式,它们通过一个假定的混合法则联系起来,其相容性没有确认。
Because the state equations and the reaction equation have many forms , each of which is calibrated independently , but they are compatible with a supposed mixing law , so the compatibility is not verified .
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给出了普遍的反应速率方程,它包括了两种常用的经验公式:双曲线型和幂函数型公式;同时得到了分子反应几率是小的概念,其值一般为10-3~10-5。
The general reaction rate equation includes two kinds of experiential formula & hyperbolic and power function formula and the concept of molecule reaction probability is minor , which in general is 10 ~ - 3-10 ~ - 5 .
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该反应的速率方程和速率常数亦被确定。
The rate constant and rate equation were determined .
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确定了在不同温度和不同配比下反应的速率方程,从而可以计算出反应的活化能。
The ratio equations of these reactions in varying temperature and different compounding radio have been obtained . Thus the activation energies of these reactions can be calculated .
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通过实验确定Cr()-I&Fe()体系的化学计量关系,导出了诱导反应的机理及速率方程,并通过反应曲线的研究进一步证实了反应机理。对含铬废水中铬的测定起到一定作用。
The stoichiometric relationship of Cr (ⅵ) I - Fe (ⅱ) reaction system was determined experimentally . Based on the experimental results a mechanism of the induced oxidation reaction was proposed and the rate equation was also derived .
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根据已提出的考虑混凝土化学反应速率的热传导方程新理论,分析了水化热引起的大体积混凝土墙的温度场,给出了该问题非线性热传导方程的解析迭代公式。
On the basis of the new theory of heat conduction equation considering the chemical reaction rate of concrete , the temperature field caused by hydration heat in massive concrete walls is analyzed , and the analytical iterative solution to the nonlinear heat conduction equation is presented .
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气&固相反应薄片颗粒的宏观反应速率方程
The overall rate equation of the plane particle in gas-solid reaction
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同时根据非等温变体积条件下的动态法,液-固相反应的特点,导出了反应速率方程。
According to the catalytic characteristic of dynamic method , the equation of reaction rate has be deduced under the non-isothermal and volume-varying condition .
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并在反应模型的基础上,加入SCR反应速率方程。计算分析了不同温度、空速、不同NH3/NO对催化器转化速率的影响。
With addition of reaction rate equation , dependence of NO conversion efficiency on temperature , space velocity and different NH3 / NO rate are studied .
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通过改变反应条件,确立了HNQ-THN相互转换的反应速率方程及反应活化能。
The rate equations and activation energies forHNQ-THN mutual conversion are determined by change the redox conditions .
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在系统分析非等温固相反应特点的基础上,建立了非等温脱水反应速率方程。
Based on the systematical analysis of the characteristics of the non-isothermal solid-reactions , a rate ( equation ) of dehydroxylation reactions was founded .
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根据硫酸钛催化合成乙酸正丁酯反应的特点导出非等温变体积条件下的反应速率方程,并导出用于计算动力学参数的理论公式。
According to the characteristics of synthesis of n butylacetate catalysed by Titanium sulfate , the equation of reaction rate is set up under non isothermal and volume varying conditions .
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研究了银催化剂上乙烯氧化制环氧乙烷的本征反应动力学,得到了能反映该系统反应特征的速率方程,可用于催化剂的工程设计研究、反应过程分析及反应器设计。
The intrinsic kinetics of ethylene oxidation to ethylene oxide is studied . The intrinsic equations are obtained , which can be used for the studies of engineering design of catalyst , analysis of reaction process and design of reactors .
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根据化学动力学理论,由化学反应速率的定义,利用机理分析法以及反应速率微分方程,对化学反应的生成物浓度与时间、温度的关系进行了定性、定量分析。
First , according to power chemical theory and definition of chemical reaction speed , it is analyzed by qualitative and quantitative analysis method that relation of consistency of chemical reaction resultant , time and temperature by basis principle analyze method and differential equation of reaction rate .
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考虑到裂解产物对反应的阻抑,文中采用了一个新的裂解一次反应速率方程。
Considering the fact that the cracking reaction is inhibited by it 's products , a new rate equation of the cracking primary reaction is used .
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结果表明该酯化反应属于二级反应,同时求出了反应速率常数表达式、反应速率方程、活化能以及指前因子。
At the same time , the reaction rate constant , the reaction rate equation , the activation energy , and the arrhenius factor were given . The results show that the esterification is a kind of second-order reaction .
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结果表明,在反应的最初4h内,二缩三乙二醇双甲基丙烯酸酯的收率即可达到95%以上,酯交换反应速率方程遵循一级反应动力学规律;
The results showed that in the initial ( 4 h ), the yield of triethylene glycol dimethacrylate could be ≥ 95 % and that the interesterification follows the first order reaction kinetics .
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用化学反应动力学理论模型模拟了此腐蚀过程,求出了反应过程的反应活化能、反应速率常数和反应速率方程;
The theoretical model of chemical reaction dynamics is used to simulate the reaction process , and the reaction activation energy , the reaction rate constant and the reaction rate equation are obtained .