查询词典 slagging hole

Firstly, the basis of slagging and fouling is deeply researched, and at the same time, all kinds of factors affecting slagging and fouling are considered.The progress of slagging and fouling is analyzed in microcosmos, and the theory basis is provided for on-line monitoring.

首先对积灰、结渣的机理进行了深入的研究，同时也考虑了影响飞灰沉积和结渣的各种因素，从微观上分析了积灰、结渣过程，为在线监测提供了理论根据。

Adapting for processing wire-cut starting hole in various metal and skuperhard conducted meterial, jet hole, filtering hole, gas hole, group hole, deep and thin hole as well as super deep hole.

本机床使用于多种金属、超硬导电体材料的切割初始孔、喷嘴孔、滤孔、气孔、群孔等细微孔、超深孔加工。

The stress distribution on the cross section of geotextile with a circle or an ellipse or a square hole under uniaxial tension or double-axial tension was calculated with boundary element method program. The results show that the stress concentration appear at the range from the hole side to about 3 times of the hole diameter, and the degree of stress concentration near the hole is related to the shape of the hole, the size of the hole, the position of the hole and the dimension of the specimen.

用边界元法程序分别对开有圆孔或椭圆孔或方孔的土工织物试样在单向与双向拉伸时孔截面上的应力分布情况进行了计算与分析，结果表明：土工织物孔截面上的应力集中出现在距孔边3倍左右的孔径尺寸范围内；孔边附近应力集中的程度与孔的形状、大小、位置及试样的尺寸有关。

Two-equation turbulence model is used in numerical simulation for the side-air burner, compared with the practical measures and tests, good accordance achives. This method can bring great convenience in analyzing aerodynamical field of boiler. Secondly the method of XRD is used in analyzing the phase transformation in the course of dynamic slagging test, so we can describe the process of slagging comparatively accurately. Last this paper introduces a kind of fuzzy mathematics model which comprises an assemblage combined by seven change factor.

本文首先采用k—ε双方程模型对水煤浆侧边风燃烧器进行了数值模拟，并与实际锅炉燃烧器冷态调试试验结果对比，结果吻合较好，这为我们分析炉内空气动力场特性提供了参考；其次对锅炉结渣动态特性试验，采用XRD的分析方法，较为准确的描述了实际锅炉结渣的过程；最后为了准确的判断出水煤浆的结渣倾向，本文对锅炉结渣的七个影响因素提出了模糊综合判断模型，正确的反映出了该水煤浆的结渣倾向。

Firstly the k-e two-equation turbulence model is used in numerical simulation of the flow field ,compared with the practical measures and tests, good accordance achives. This method can bring great convenience in analyzing aerodynamical field of boiler. Secondly the method of ash-composition, ash-melting-point, XRD is used in analyzing the phase transformation in the course of dynamic slagging test, so we can describe the process of slagging comparatively accurately. Last this paper introduces a kind of fuzzy mathematics model which comprises an assemblage combined by seven change factor.

接着采用标准k—ε双方程模型对炉内冷态空气动力场进行了数值模拟，并与实际锅炉燃烧器冷态调试试验结果对比，结果吻合较好，这为我们分析炉内流场提供了参考；其次对锅炉静态、动态特性试验，采用灰成分分析、灰熔点测试及X光衍射物相分析方法，较为准确的描述了实际锅炉结渣过程；为了准确的判断出水煤浆的结渣倾向，本文对锅炉结渣的七个影响因素提出了模糊综合判断模型，正确的反映出了该水煤浆的结渣倾向。

Firstly, the basis of slagging and fouling is deeply researched, and at the same time, all kinds of factors affecting slagging and fouling are considered.

用改进的RPROP网络代替传统的BP网络，使网络的收敛速度大为改观，而且网络的适应性也有了很大的提高。

It is provided with automatic slagging function for the convenient of slagging.

并具有自动出渣功能方便排渣。

After coal blending, the ignition and slagging behaviors of said coal have been obviously improved, temperature field in the furnace and slagging tendency being also obviously improved, but having certain influence upon the drying capacity of coal pulverizer.

配煤后，其著火和结渣特性得到明显改善，炉内温度场及结渣情况明显改善，但对磨煤机乾燥出力有一定影响。

Both of Lurgi and Lurgi slagging gasifiers have good thermodyna-mic efficiency,especially in slagging operation.

两种鲁奇炉均具有较好的热力学效率，尤以鲁奇熔渣炉为佳，K—T 炉则较差。

The furnace slagging has puzzled tangential-fifing utility boiler for a long time. In this thesis, a full model of furnace slagging has been introduced. Some problems in numerical simulation are analyzed and mended.

本文针对切圆燃烧煤粉炉炉膛结渣问题，建立比较完善的炉内结渣预报模型，并对数值预报中存在的问题进行了分析和改进。

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。