1) first order equilibrium reaction
一级平衡反应
2) parallelreaction
平行一级反应
1.
On thebasisoftherm okinetictheories,thetherm okineticequation ofparallelfirst orderreactions w as derived,and the m athem aticalm odelto determ ine the kinetic param eterfor parallelreactions from the therm oanalyticalcurve was established.
根据热动力学基本理论,推导了平行一级反应的热动力学方程,建立了热谱解析平行反应动力学参数的数学模型,实验结果验证了方法的正确性。
3) equilibrium reaction
平衡反应
1.
A new algorithm has been developed to simulate the catalytic distillation process with both equilibrum and nonequilibrium reactions.
针对既有可逆平衡反应又有非平衡反应的催化精馏过程,提出了一组适用于非理想系统的微分数学模型和新的模拟算法,即用反应速率方程计算非平衡反应的反应量,用可逆反应平衡常数作为组分浓度的约束,使迭代变量数减少;联用Newton-Raphson迭代法和多目标打靶法对模型求解。
4) reaction equilibrium
反应平衡
1.
The amount of oxygen accumulated in BOF is obtained from the off-gas analysis, Mathematical models for predicting w[P]t and w[Mn]t at the end of blowing are established through analyzing this parameter with reaction equilibrium and mass balance.
运用转炉炉气分析技术,对转炉内氧积累量进行了研究,通过对此参数的分析并结合反应平衡和质量守恒定律,建立预测吹炼终点w[P]t和w[Mn]t的数学模型。
2.
The Relationship for the reaction conditions,reaction equilibrium and ratealso have been studied and discussed in this paper.
在酯化反应中,为了提高酯的产率,需加大反应物任何一种物质的量,或者在反应体系中将生成的酯或水移去,并加入硫酸做为催化剂,以提高反应速率,本文对乙酸乙酯的反应条件之间的关系,酯化反应的反应平衡、反应速率相互之间的的影响因素做了研究和讨论。
5) first order reaction
一级反应
1.
Comparison of different data processing models of first order reaction;
一级反应不同数据处理模型的比较
2.
By investigating the effects of ammonia concentration, temperature and size of ore on the leaching rate, it was suggested that the leaching of poorly-floated zinc-oxide-ore with ammonia is one of the first order reaction.
通过研究氨水的浓度、温度以及矿石粒度对难选氧化锌矿浸出速率的影响,发现氧化锌矿氨浸反应为一级反应,得到反应的活化能为11。
3.
On the basic theory of thermokinetics , two novel data processing methods ,thermogram’s area- difference method ,for calculating the rate constants of first order reactions havebeen proposed in this paper.
建立了两种一级反应速度常数的新算法——热谱面积差法。
6) first-order reaction
一级反应
1.
Test was carried out for thermal hydrolysis of sewage sludge from a wastewater treatment plant in Beijing,the result shows that in the thermal hydrolysis of sludge,organic solids undergo dissolving and hydrolyzing processes;the dissolving process accords with first-order reaction dynamic model,and the relation between dissolving rate constant and temperature can be depicted by Arrhenius equation.
结果表明,固体有机物经历了溶解和水解两个过程,溶解过程符合一级反应动力学模型,溶解速度常数与温度的关系符合Arrhenius方程;有机物水解生成挥发性脂肪酸(VFA),VFA占溶解性COD(SCOD)的30%~40%,其中乙酸占VFA的55%以上,该比例随热水解温度的升高而增大。
2.
The writer deduces that this reaction is first-order reaction.
采用分光光度法测定 [Co(NH3) 5Cl]Cl2 水合反应速率常数及水合作用的活化能 ,并进一步推导出该反应为一级反
补充资料:拟一级反应
分子式:
CAS号:
性质:又称准一级反应。如反应A+B→C的速率方程为,k为速率常数,CA和CB分别为A和B的浓度,dCA/dt为CA随时间t的变化率。若CB大量过剩,在反应过程中CB几乎不随时间改变,因而kCB可看作常数K′,即,这时二级反应转化为一级反应,即反应速率与浓度的一次方程成正比,这就是拟一级反应。
CAS号:
性质:又称准一级反应。如反应A+B→C的速率方程为,k为速率常数,CA和CB分别为A和B的浓度,dCA/dt为CA随时间t的变化率。若CB大量过剩,在反应过程中CB几乎不随时间改变,因而kCB可看作常数K′,即,这时二级反应转化为一级反应,即反应速率与浓度的一次方程成正比,这就是拟一级反应。
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