Activation energy, frequency factor and reaction order at low-temperature stage are lower than those at high-temperature stage. 煤粉燃烧反应低温段的活化能和频率因子较高温段低,反应级数较小;
The results show that there are obvious effects of the sizes on the rate constant, the reaction order and the activation energy; 结果表明:反应物的粒度对反应的速率常数、反应级数、表观活化能和指前因子均有较大的影响;
The kinetics parameters of each dehydration reaction, such as dehydration temperature, active energy, frequency factor and reaction order are examined. 给出了各脱水反应的脱水温度、活化能、频率因子以及反应级数。
The reaction order and the reaction activation energy are determined and the reaction kinetic equation is set up. 测定了反应级数和反应活化能,建立了反应动力学方程。
Effect of reaction order and reaction conditions on yield were discussed by simple swap the two steps. 调换两步反应的先后顺序,考察合成顺序对反应条件以及产率的影响。
Application of Origin and Software MATLAB in the Solution to Chemical Reaction Order Origin与MATLAB在求解化学反应级数中的应用
On the basis of the DSC curves the apparent activation energy and the reaction order of the cure systems with Tc-114 and without Tc-114 are calculated. 又根据DSC曲线,分别算出加有Tc-114和不加Tc-114的两个固化体系的反应表观活化能和反应级数。
The reaction order m equals the percentage θ of the oxidation state of the catalyst. 进一步利用数学方法推导出完全氧化反应的反应级数m等于催化剂氧化态的百分率θ。
The cure kinetic equations were deduced from Kissinger equation and Ozawa Flynn Wall equation, by which the mathematical technique used to evaluate the parameters of the cure kinetics, the reaction order and activation energy. 分别用Kissinger方程和Ozawa-Flynn-Wall方程推导了该固化体系的固化动力学方程,并计算了固化反应活化能。
The reaction order and rate constant of proton-promoted kaolinite dissolution were 0.28, 1.12 × 10-12, respectively. HAC/NH4AC缓冲液中质子作用下高岭石溶解反应级数和速率常数分别为0.28和1.12×10-12。
The kinetics of thermal decomposition of epoxy resin cured with boron-containing phenolic resin was studied with thermogravimetry. The reaction order and the constant of reaction rate were determined, and the thermal properties of the resin were discussed. 用热重分析研究了苯酚型硼酚醛固化环氧树脂的热分解动力学,测定了反应级数和反应速率常数,讨论了该树脂的热性能。
Kinetic parameters, such as activation energy, pre-exponential factor and reaction order and reaction heat are calculated using reaction rate method and mechanism function method. 利用速率常数法和机理函数法计算了绝热分解的活化能、指前因子、反应级数等动力学参数和反应热等热力学参数。
Measurement of the Activation Energy and Reaction Order of the Ni-Al-Fe System Thermal Explosion Ni-Al-Fe体系热爆反应活化能和反应级数的测定
The reaction order and activation energy of basic zinc carbonate and uranium in seawater 海水中铀与碱式碳酸锌的反应级数及活化能
A ratio of concentration and time method for determining a reaction order and calculation the rate constant 浓度&时间比法确定反应级数和计算速率常数
However, there is a change of reaction order for> n-C_6 and tert-butyl thiols, I, e. C6以上伯硫醇和叔丁硫醇在反应过程中发生级数变化,反应初始阶段为一级;
The experimental value of the reaction order was verified. 推算了反应级数的理论值,验证了反应级数的实验值。
The program is user-friendly and used in determination of reaction order, rate constant and activation energy. 同时教师还能随意抽查某个学生的实验情况。本文以过硫酸铵与碘化钾反应的反应级数、速率常数及活化能的测定为例加以说明。
The reaction order of sawdust combustion is zero. 木屑燃烧过程中,氯析出反应为零阶反应。
Based on the experiments of making beeswax by the oxidation of paraffin, obtained are the basic data of the reaction kinetics, the constant of dynamical equation and reaction order, and established is the reactor calculation model. 根据石蜡氧化制蜂蜡实验测定了反应动力学基础数据,推导了反应时间和转化率的关系,在此基础上由最小二乘法则算出动力学方程速率常数和反应级数,并建立了反应器计算模型;
The next is primary dynamics study on NO absorption with liquid NaClO_2, acquire the reaction order of NaClO_2 and NO and the activation energy, and study the effect of kinds of parameter on the absorption rate. 论文还对液相NaClO2对NO的吸收进行了动力学初步研究,得到了NaClO2与NO的反应级数和反应活化能,并研究了各参数对吸收速率的影响。
The result of reaction order determination indicated that C. 反应级数测定的结果表明Cu(Ⅰ)电还原服从C。
The activation energy, reaction order and other kinetic parameters were calculated by Flynn-Wall-Ozawa, Kissinger, Crane methods. 并求解出活化能和反应级数等动力学参数。
Apparent reaction order is 0.6; 反应的表观反应级数均为0.6;
At the base of reasonable analysis of the toluene oxidation process, a reaction network and kinetic model are built. The reaction order, pre-exponential factor and activation energy are calculated according to experimental kinetic data. 通过对甲苯氧化过程合理分析,提出反应网络及动力学模型,根据实验动力学数据计算出反应级数、指前因子和活化能。
Curing reaction order is 0.9106 indicating that the curing reaction is a complex reaction. 固化反应级数为0.9106,说明该固化反应为复杂反应。