锅炉烟道

On account of the fact that the signal of total boiler radiant energy fully embodies the changes of combustion conditions in a boiler and can foreshow the variation trend of inlet flue gas temperature , the signal of total boiler radiant energy is introduced in the control system for superheated steam temperature .

鉴于锅炉总辐射能信号充分体现了锅炉内燃烧工况的变化，能提前反映烟道进口烟温变化趋势，为此，在过热蒸汽温度控制系统中引入了锅炉总辐射能信号，通过检测烟气温度及其变化趋势来提前调节减温水量，从而改善主蒸汽温度调节的品质。

By analyzing the vibration in level flue of power plant boiler, the author points out that defects in design and installation of lever uprightness buckstay are main causes of the vibration.

针对某电站锅炉首次试运行期间发生的水平烟道局部振动案例进行了分析，并认为水平烟道垂直、水平刚性梁的结构设计、安装等因素是局部振动的主要原因，着重对刚性梁的结构进行了讨论，提出了具体的改进方案和措施，取得了良好的效果。

It has been found from inspection that the main causes leading to somewhat larger electric current of said induced draft fan are as follows;(1) Top corrosion in outlet flue duct of the activator;(2) Fallaway of guide plates in outlet of the activator;(3) Air leakagein due to wornout of the flue duct .

检查发现活化器出口烟道顶部腐蚀、活化器出口导流板脱落、烟道磨损漏风是导致2号锅炉引风机电机电流偏大的主要原因。

The major chemical composition of boiler flue gas and its mechanism in treating wastewater are expounded.

阐述了燃煤锅炉烟道气的主要化学成分及处理废水的机理，介绍了锅炉烟道气处理废水的研究与应

A small vertical axis wind generator is mounted on the boiler flue, providing some electricity to run lighting.

在锅炉烟道的斜上方设计有一个小型垂直风轮发电机，它为灯具提供了一些电力。

Using boiler flue gas as injection gas in heavy oil and super heavy oil recovery, oil production.

富集烟道气双注采油工艺技术是将稠油热采的锅炉烟道气经过处理、增压后，作为一种溶剂注入油层，与油层中的残留原油混溶成一种流体被驱替产出的三次采油方法。

Based on the analysis of the experimental results of flue gas temperature distribution in horizontal flue in a 300MW pulverized coal tangentially fired boiler at variable load, the characteristics of the flue gas temperature distribution in horizontal flue of this boiler at variable load are summarized in this paper.

通过对某 3 0 0 MW四角布置切圆燃烧锅炉在变负荷工况下水平烟道内烟温分布的现场试验结果的分析，指出了四角布置切圆燃烧锅炉水平烟道内烟温分布的特点及其随负荷变化的规律。

Ovens during surveillance separator exports of flue gas temperature; Ovens should hour during an inspection tour boiler and flue expansion, and record all the swelling data.

烘炉期间监视分离器出口烟道的烟气温度；烘炉期间应每小时巡回一次检查锅炉和烟道膨胀，并记录所有膨胀数据。

The b oilers adopt horizontal square duct with membrane tube walls laid around and hea t transfer surface of bare tubes, welded-fin tubes and spiral fin tubes.

两台 锅炉均采用直通卧式方烟道结构，烟道的四周为膜式水冷壁，受热面为38mm× 4mm的光管、双翅片管和螺旋鳍片管。

To study the influences of methane on selective non-catalytic reduction, the condition of flue gas composition was simulated on a drop tube furnace test rig, and the influences of a few of methane on SNCR temperature window, NOx reduction efficiency and ammonia slip from 650℃ to 1 150 ℃ were investigated, as well as reactivity of methane.

为研究甲烷对选择性非催化还原脱硝反应的影响作用，在沉降炉实验台上模拟锅炉烟道内的反应环境和烟气成分，在650~1150 ℃范围内，研究了微量甲烷对SNCR反应温度窗口、脱硝效率和氨泄漏的影响，以及甲烷在脱硝过程中的反应特性。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐