Emphasis is put upon the calculation principle, software and hardware components, main specifications, application, as well as the features of the digital reactivity meter.

This paper deduced the basic formula which is used for Model KY140-728 Reactivity Meter.

本文推导了KY140&728反应性计所使用的基本公式。

The calculation modle and code are presented at first and then the influence of reactivity insertion rate, reactivity insertion, fuel prompt negative temperature coefficient, heat capacity of the fuel and prompt neutron lifetime on pulse parameters are analysed in the paper.

介绍了铀氢锆反应堆计算模型和程序，分析了反应性引入速率、反应性引入量、燃料瞬发负温度系数、燃料热容和瞬发中子寿命对脉冲参数的影响。

The coking test was made on coal sample with the same blending ratio and different bulk densities, the relationships between coke abrasion strength, crushing strength, apparent porosity, coke reactivity index, coke strength after reaction and charging bulk density were obtained.

采用同一配煤比和不同的装煤堆密度煤样进行炼焦试验，得出焦炭的耐磨强度、抗碎强度、显气孔率、焦炭的反应性、反应后强度与装煤堆密度的关系。

The specific reactive rate, the average specific reactive rate, the initial specific reactive rate and the reactivity index for gasification with CO2 of various char samples from the inertinite-rich concentrates and vitrinite-rich concentrates have been calculated based upon the test results.

根据实验数据，分别计算了惰质组富集物焦和镜质组富集物焦与CO2反应的比反应速率、平均比反应速率、初始比反应速率和反应性指数。

The specific surface area of the ground slag with gypsum should be increased by 20~ 30m2/ kg to achieve the same reactivity index as the ground slag without gypsum while keeping the energy consumption at the same level.

为达到相同活性指数，掺石膏混磨的矿渣粉比表面积应提高20～30m2/kg，其能耗与不掺石膏的矿渣粉大致相同。

The thermo-gravimetry reactivity index of coke powder showed an obviously corresponding relationship and similar changing trend with the coke reactivity index of lump coke.

焦粉热重反应性指数与块焦焦炭反应性指数有很好的对应关系，二者变化趋势一致。

The high temperature properties, coke reactivity index ( CRI) and coke strength after reaction ( CSR) are improved with longer carbonization time.

随着结焦时间的延长，焦炭的热态性能，即焦炭反应性（CRI）和反应后强度（CSR），均得到提高。

Furthermore, the reactivity index of coke will increase with increase of captured zinc in coke.

随着锌吸附量的加大，焦炭的反应性增强。

The coke sample with different zinc content, whose reactivity index was tested, was prepared by adsorption method.

通过气相吸附法制备吸附不同锌含量的焦炭试样，并对吸附锌的焦炭的反应性进行了检测。

Reactivity Index of Coke and Pro-Reaction Intensity and Its Affecting Factor

焦炭的反应性指标和反应后强度及其影响因素

Effect of Moisture on Reactivity Index Testing of Coke for Metallurgy

水分对冶金焦炭反应性测定的影响

The results showed: ( 1) Under large perturbation such as accident conditions the void reactivity feedback caused by subcooled boiling is considerable, and, bigger difference exists between various subcooled boiling models.

结果表明：（1）在大扰动（如事故工况）下，过冷沸腾引起的空泡反应性反馈对系统稳定性影响显著，不同过冷沸腾模型之间存在较大差别；

Program for Real-Time Simulation of Reactivity Feedback

核反馈实时模拟程序

The code to simulate reactivity feedback during out-of-pile testing has been developed with C++ in the paper.

为了在堆外实验中实现核反馈实时模拟，用C++语言开发了核反馈模拟程序。

When step reactivity disturbance is input to the system, the maximum overshoot of the system increases with the disturbance amplitude, and is independent of KN.

在阶跃反应性扰动情况下，系统的超调量随输入扰动幅度的增大而增大，与KN的大小无关；

A quantitative relationship between molecular structure and chemical reactivity ⅱ. the addition reaction of alkenes and diethyl malonate

分子结构与化学活性间的定量关系Ⅱ.烯类与丙二酸二乙酯的加成反应

Based on the results, the reactivity of cyclic addition and regioselectivity are discussed.

根据实验结果对成环加成反应的活性和区域选择性进行了讨论。

This paper introduces the concept and electricity saving principle of reactive-load compensation equipment, discusses on the application of reactive-load compensation equipment in electric motor of water circulating pump and, according to the real operating situation, analyses the technical and economic performance of electricity saving quantitatively.

介绍了无功补偿装置的概念及节电原理，讨论了采用无功补偿装置在循环水泵电机上的应用，并根据电机的实际运行情况，定量地分析了其节能的技术经济性。

A new type of reactive-load compensation equipment is urgently in need. STATCOM ( Static Synchronous Compensator) is a new type of static reactive power compensation device developed recent years, with the good characteristic of short response time, high precision and small size.

迫切需要一种新的无功补偿装置。静止同步无功补偿器（STATCOM）是近年来发展起来的新型无功补偿装置，具有补偿速度快，精度高，装置占地面积小等一系列优点。

Analyze the structure mode problem of auto low voltage reactive-load compensation equipment, bring out special scheme and basic function of low voltage power capacitor intellection, and at the same time enumerate several auto low voltage reactive-load compensation equipment on intellectual power capacitor.

分析了低压无功自动补偿装置现有结构模式存在的问题，提出了低压电力电容器智能化的具体方案和基本功能，同时列举了几种采用智能式电力电容器的低压无功自动补偿装置的结构。