主反应

以铜作为阴极，电流密度为0.1A.cm~（-2）时，计算出该体系中主反应和析氢副反应的平衡电极电位，分别为-1.26V和-1.67V；

And Cu was used as the cathode , the applied current density was 0.1A . cm-2 . Under the conditions above , it was calculated that the equilibrium potentials of the main reaction and the side reaction of hydrogen precipitation were -1.26V and -1.67V respectively .

生物质快速热解装置主反应器的研究现状

Present Research Situation of the Main Reaction Equipment in Biomass Fast Pyrolysis

预热工艺过程使PET起始熔点提高，从而能有效防止切片在固相缩聚主反应器中的粘结。

Consequently , the preheat treatment in industrial SSP process is able to increase the onset melting temperature , as well as sticking point of PET pellets .

应用序批式活性污泥法（SBR工艺）处理中、小规模城市生活污水，确定了主反应池运行周期以及运行技术参数；

By using SBR ( sequencing batch reactor ) process to dispose of middle or little city wastewater , the moving period and technology date are discussed .

电压高于3.8V后，DMC和EMC的还原分解成为主反应。

When the charging voltage is higher than 3.8V , the decomposition of DMC and EMC becomes dominant .

通常，晶格氧参与主反应生成目的产物，气相或吸附氧导致（或主要导致）副反应生成有机副产物、COx和H2O。

Based on the general understanding , only surface lattice oxygen is responsible for selective reaction , while gas phase and adsorbed oxygen ( mainly ) provides for complete oxidation of the hydrocarbon to CO_x and H_2O .

以同向啮合旋转的双螺杆挤出机作为主反应器，采用半连续化直接缩聚法制备了PPTA浆粕。

PPTA ( polyphenylene terephthalamide ) pulp was prepared by semi-continuous direct polycondensation using a co-current rotating and meshing twin screw extruder as main reactor .

笋壳的热解TG曲线分为脱水、预热解、热解（剧烈失重）、炭化（缓慢失重）四个阶段，主反应阶段主要集中在250～650℃左右。

Bamboo shell pyrolysis TG curve was divided into four phases , such as dehydration , warm-up solution , pyrolysis ( severe weight loss ), carbonization ( slow weight loss ) . Reaction stage mainly concentrated in about 250 ~ 650 ℃ .

1,4-丁炔二醇用Raney镍两步加氢合成1,4-丁二醇具有独特的连串主反应及副反应。

The two step hydrogenation synthesis of 1,4-butanediol ( BAN ) from 1,4-butyne - diol ( BYN ) by Raney nickel catalyst bears an unique main series reaction with side reactions .

目的：肿瘤抑制因子p53和主反应基因Egr-1是细胞核转录因子，在介导细胞增殖、分化及细胞凋亡和生长停止的信号传导通路中扮演调控的角色。

Objective : The tumor suppressor p53 and primary response gene Egr-1 are nuclear transcription factors with regulatory roles in signal transduction pathways mediating cellular proliferation and growth arrest as well as the complex genetic programs controlling differentiation and programmed cell death .

发现乙苯的热裂解反应始于973K，热、动力学支持的主反应路径均为生成苯乙烯的反应路径，该路径的活化能为305.04kJ/mol。

The computation results showed that ethylbenzene began to pyrolyze at 973 K and the main product was styrene . The activation energy of the major reaction path was 305.04 kJ / mol.

长链烷烃脱氢主反应及其失活过程表观动力学研究在HgCl2&（工业）活性炭催化剂上乙炔氢氯化反应动力学和失活动力学的研究

KINETICS OF CATALYTIC DEHYDROGENATION OF LONG CHAIN PARAFFINS AND ITS DEACTIVATION Studies on Reaction Kinetics and Deactivation Kinetics of Vinyl Chloride Synthesis via Hydrochlorination of Acetylene on HgCl_2 - Activated Carbon Catalyst

继前文测定了成染料成色剂、DIR和DIAR成色剂与QDI的偶合反应的速率常数的基础上，本文进一步研究了DIR和DIAR成色剂对染料影像形成的主反应的作用。

Based on the rate constants of the reaction of dye-forming coupler , DIR coupler and DIAR coupler with QDI respectively , the effects of DIR or DIAR on the essential reaction of dye image formation were investigated .

考虑了对苯二甲酸乙二酯（BHET）缩聚过程的主反应、逆反应及热裂解反应，得到一个动力学方程式。

With the consideration of all the reactions involved in the polyesterification of BHET ( bis - β - hydroxyethyl terepliathalate ) such as the primary forward polycondensation reaction , its reverse reaction and the cracking reaction , a kinetic equation was derived .

经分析对比给出该反应可能的主反应通道。

At last , the main reaction channel was given by analysis and comparison .

动力学支持的主反应路径为生成2-丁烯和乙烯的反应，决速步的活化能为365.75kJ/mol。

The activation energy of the rate-determining step of the major reaction path was 365.75 kJ / mol.

单事件法建立渣油热裂解的反应动力学模型Ⅰ.主反应网络的计算机生成

Application of a Single-event Method for Kinetic Model of Delayed Coking ⅰ . Computer-generation of Reaction Paths

本文将着重讲述了热解液化主反应器的设计方法，包括：主反应器处理生物质能力的计算方法；

This article narrated emphatically the design method of the main reactor , including the computing method of the reactor productivity ;

终缩聚过程的主反应为缩聚反应，主要的副反应是热降解反应。

The main reaction and the main side reaction involved in the final stage were poly condensation and thermal degradation , respectively .

本部分主要包括：斜板槽主反应器、螺旋进料器、旋风分离装置和收集箱。

In this section include : the main reactor of the inclined plate slot , screw feeder , cyclone separation unit and the collection box .

在煤样主反应阶段中等煤有较高的活化能，低和高变质煤的活化能低。

During the main reaction stage , the medium rank coals had higher activation energies , the low and high rank coals had lower activation energies .

摘要阐述了现有的生物质热解液化技术中主反应器的研究现状，分析了相应的优势与不足。

The article mainly elaborated present situation of the main reaction equipment in biomass thermal decomposition and liquefication technology , analyzed the corresponding superiority and the insufficiency .

在微反中，以非临氢与临氢条件对甲苯歧化与甲苯-C9芳烃烷基转移反应中的四个主反应进行考察，并在100克放大装置上考察了甲苯歧化反应效果。

The effect on the four major reactions of toluene disproportionation and toluene-C_9 aromatic transalkylation is investigated in a microreactor with or without addition of hydrogen gas .

本研究首先建立了酯化产物体系的分析方法：对乙酸叔丁酯合成过程中所涉及的各个反应进行了热力学分析：结果表明，酸烯酯化反应和副反应相互影响，低温有利于主反应的进行。

An analytical method for the esterified product system was firstly established . The thermodynamics of the reactions involved in the synthesis of t-butyl acetate ( TBA ) .

在高温空气／蒸汽和低空气过剩系数条件下，气化器内发生高温空气气化主反应和高温蒸汽重整副反应。

It gasified with high-temperature air / steam and low excess air ratio . High-temperature air gasification and high temperature steam reforming reaction take place inside the gasifier .

通过对影响平行反应的温度进行讨论，得出通过调节温度来提高平行反应主反应速率的温度（或最佳温度）表达式。

From the influence on the reaction of parallel to temperature , we can obtain a posture of temperature on the reaction of parallel rate by regulating the temperature .

结果表明当反应一定时间后，某些反应收率开始下降。说明超声波辐射对该反应既有促进主反应的作用，又有加速逆反应的效果。

The result shows that for some of the reactions the yield begin decrease after a period of time , supersonic wave may promate main reactions as well as adverse reactions .

加水可以降低主反应速率常数，水质量分数增加，主反应速率常数降低加大。

Main reaction speed constant will decreased when water is added , the more the mass fraction of water is increased , the more the main reaction speed constant will decreased .

试验结果表明：水洗及酸洗可使水稻秸秆的热解主反应区热重和微分热重曲线向高温侧移动，最大失重速率和最大失重温度升高；

The results showed that water and acid wash can make TG and DTG curves of rice straw pyrolysis shift to higher temperature section , and the maximum weight loss rate and temperature increased .

介绍了碳四加氢的主反应、副反应、氢气、反应温度对碳四选择性加氢的影响，通过调节操作参数，提高了产品中1-丁烯的含量。

This article introduces the influence of main reaction , side reaction , hydrogen and reaction tempera - ture on the selective hydrogenation of C_4.The content of 1-butene in products can be increased by adjusting operating parameters .