脱硝

This study investigated the effect of sludge retention time on the removal of high concentrations of organic carbon, nitrogen and phosphate in a bench-scale sequencing batch reactor operating with a three-stage alternating anoxic-oxic sequence and step-feed to treat synthetic wastewater.

本研究利用阶梯进流配合缺氧／厌氧－好氧三阶段交替操作之批式反应器系统（ the step-feed alternating anoxic/anaerobic-oxic sequencing batch reactor， SAOSBR ），处理含高浓度碳、氮、磷之合成废水，并探讨污泥停留时间，对系统硝化、脱硝、除磷特性及处理效能的影响。

For this, flue gas of the installation inside the flue before needing to taking off saltpetre reactor - ammoniac blender, flowguide all sheds unit.

为此，需在脱硝反应器之前的烟道内安装烟气-氨混合器、导流板均流装置。

The influence of anthracite granule size on the denitrification of the three-demension-electrode biofilm reactor was studied.

研究了无烟煤作填充介质时其粒径对复三维电极生物膜反应器脱硝效果的影响。

The paper are consisted of four chapters as follows: In the first chapter, the background and significance of the task from the practical and theoretical viewpoints were discussed. Through comparing and referring the related works.

本文的工作主要按照以下四个章节来展开：第一章从理论和实际应用的角度论述了课题研究的背景和意义，对等离子体脱硝理论和应用的研究和发展动态进行了系统地综述，在比较和借鉴相关领域的研究工作的基础上，提出了本文的研究内容。

According to requirement of environment protection standard,more and more denitration facilities will be installed in power plant.

随着国家对环境保护标准的提高，越来越多的发电机组将陆续加装脱硝装置。

The effect of mercury in the flue gas on the simultaneous desulfurization and denitration was investigated also.

平行实验显示，改性吸收剂具有较好的同时脱硫脱硝脱汞性能。

Results show that in high CO2 atmosphere, desulphurization rate of limestone injection can be remarkably increased, simultaneously, denitration rate can also be significantly increased, and in the O2/RFG with limestone injection, desulphurization and denitration rates are 96% and 89% separately. SO2 and NOx emissions are lower than the requirements of Emission Standard of Air Polutants for Thermal Power Plants in China.

研究表明：在高CO2气氛下，喷钙脱硫的效率得以显著提高，同时NOx的脱除效率也有明显提高；在O2/CO2 循环燃烧喷钙的工况下，脱硫效率达96%，脱硝效率达89%，尾部烟气中SO2、NOx排放满足国家火电厂大气污染物排放标准的要求。

The results showed that magnesia base catalyst-sorbent was available to denitrification of flue gas by direct catalytic decomposition method the best calcinations time and temperature was 3-4 h and 350-500 ℃,and the denitrification rate was 85%- 95%.

结果表明，利用氧化镁基催化吸附剂可以对烟气进行直接催化分解脱硝，其最佳的焙烧温度和时间分别为350～500℃和3～4h，脱硝率可达85％～95％。

The generation of V3Ti6O17 by the nano-grade TiO2, prepared by chloridate method, lowered NO conversion rate and this type of TiO2 is not suitable as the catalyst carrier.

以工业级TiO2为载体制备的催化剂氨氮比为1.0时，在355~420 ℃的温度范围内NO脱除率为80%~85%，但由于成本很低，因此可以用于脱硝要求不高的场合。

According to the production mechanism and characteristic of NOx,the technologies of NOx inhibiting and removing in the process of coal combustion were classified into three kinds:nitrogen-free combustion,low NOx combustion and de-nitrification of flue gas.

根据NOx产生的机理和特点，燃煤过程NOx抑制与脱除技术主要包括无氮燃烧技术、低NOx燃烧技术以及烟气脱硝三类。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。