查询词典 ash

Fusibility of coal ash ; image analysis ; neural network

煤灰熔融性；图像分析；神经网络

Assessment of the general use of coal ash fusibility ST.

一般用ST评定煤灰熔融性。

This thesis studies the high ash fusibility Huainan coal blended with four low fusibility coals.

通过配煤的方法，对高灰熔融性淮南煤与4种低灰熔融性煤进行配加，可以显著的降低淮南煤的高灰熔点。

In order to meet the demand of the coal gasifying and burning processes in Shanghai Coking Co. Ltd., the influence of three kinds of clay as well as blends of coke or other coals on the coal ash fusibility are discussed respectively.

文章针对上海焦化有限公司煤的气化和燃烧工艺现状及其原料煤———神府煤灰熔融温度低的特点，通过实验，分别考察了粘土类阻熔剂以及与焦炭或其它煤混配对煤灰熔融性的影响，探讨了提高煤灰熔融温度的方法。

Some parameters of coal properties which are not a linear combination of the individual index in weight of blending coal, such as Hardgrove grindability index, screen analysis, ash fusibility, ect.

从煤在不同类型锅炉的燃烧方式出发，讨论了煤质特性对燃烧工况及对环境的影响，以及一些非加和性煤质指标，如可磨性、粒度组成、煤炭熔融性等对动力配煤的影响，进而提出选定动力配煤方案的原则

Coal biending technology used to reduce ash fusion temperature of coal A was studie l. This can significantly reduce the high fusibility of the coal A to meet the requirements of the shell gasifier slag-tapping.

考察了采用配煤技术降低煤A的灰熔点的效果，结果表明，配煤可以显著的降低煤A的高灰熔融性，使其能够满足Shell气化炉液态排渣工艺的要求。

The increasing of air preheat temperature is limited by the ash fusion point of coal in a gasifier with solid slag removal.

对于固态排渣气化炉，空气预热温度的提高受煤的灰熔点限制。

It is a new subject that the craft research on retriewing metal Gallium from the fly ash in inside and outside of the country.

从粉煤灰中提取镓工艺研究是国内外一个崭新的课题，目前有关这方面的研究工作甚少。

During production of coal and the process of electric power generation, a great deal of coal gangue and fly ash are produced.

在对煤矸石、粉煤灰和风积砂土的各项物理力学特性进行试验研究的基础上，通过对比试验选择了可供工程应用的新型固化剂。

This type of sulfate attack damage can be suppressed by fly ash, while it is accelerated by coal gangue.

粉煤灰对水泥基材料的这种硫酸盐侵蚀破坏类型有改善作用，而煤矸石对其有不利影响。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。