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1)  NOx emission concentration
NOx排放浓度
1.
The law governing the change of NOx emission concentration with such parameters as temperature,excess air factor,primary air rate and calcium/sulfur ratio etc.
在掺烧石油焦的410t/h循环流化床锅炉上就运行参数对NOx排放特性的影响进行了试验研究,阐述了燃用烟煤、70%烟煤+30%石油焦和50%无烟煤+50%石油焦等3种不同燃料时,NOx排放浓度随温度、过量空气系数、一次风率和钙硫比等参数变化而改变的规律。
2)  emission concentration
排放浓度
1.
In this paper, with the reference to the velocity of discharge, the average emission concentration and the emission characteristics of the gaseous pollution sources, three sampling methods: integral method, integration by parts and finite summation approximation are derived, which are employed in monitoring of pollution sources.
依据气态污染源共同的排放特性及平均排放浓度,排放速率的概念,导出气态污染源监测中常用的三种采样方法:积分法、分部积分法、有限加合近似法。
2.
The renovated precipitator has considerably improved dust removal of the machine with dust emission concentration lower than 150mg/m 3 , the standard limit regulated by the national standard of air pollutants emission for cement plant.
太原市狮头水泥集团公司对粘土烘干机除尘系统进行了改造,改造后粉尘排放浓度低于国家建材行业规定的150mg/m3,不仅为公司创造了巨大的经济效益,同时大大改善了西山地区的大气环境质量。
3.
An on-the-spot test on the emission concentration of cooking fume was made with two different methods and analysis done on its components by sampling experiment method.
采用两种测试方法对餐饮油烟的排放浓度进行了现场测试,通过现场采样实验室分析的方法,对油烟的成份进行了分析,并通过多种调研手段,对油烟的排放时间、排放高度、食用油种类等进行了统计分析。
3)  concentration of emission
排放浓度
4)  NOx concentration
NOx浓度
5)  NO x emission
NOx排放
1.
An introduction to the principles of the recombustion technique diminished NO x emission and the way of how to control it, is being presented, accompanied by a description of its application in Baogang Steelwork's home power plant.
介绍了低NOx排放再燃技术的机理及控制技术,以及在宝钢自备电厂改造项目中应用情况。
2.
The properties of burnout, slagging and NO x emission of brown blending coals have researched and many factors have been discussed.
对某电厂常用的 3种褐煤及其混煤和某电厂用的烟煤及其混煤在 CRF热态试验台上进行了试验研究 ,详细讨论了其燃尽、结渣和 NOx排放特性及影响因素。
3.
An exhaust gas recirculation method was practiced with HTAC (High Temperature Air Combustion) technology in forge furnace,and the results confirm extremely low NO X emission.
介绍了一种通过烟气再循环的方法来实现高温空气燃烧 ( HTAC)蓄热式锻造炉上超低 NOX排放的技术 ,并对高温空气燃烧的机理作了初步的探讨。
6)  NO_x emission
NOx排放
1.
The NO_x emission characteristics during the pulverized coal combustion process were tested in the one-dimension drop tube under O_2/CO_2 and O_2/N_2 atmospheres.
利用沉降炉在O2/CO2和O2/N2气氛下对煤粉燃烧过程中NOx排放特性进行实验,研究了不同停留时间、燃料/氧化学当量比、温度等因素对燃煤过程中NOx的排放特性的影响,并对2种燃烧方式下NOx的排放特性进行对比。
2.
Practice shows that the maximum comprehensive benefit maintained among boiler efficiency,low energy consumption,and NO_x emission can create much more economic benefits for the enterprise.
论述了磨煤机能耗与煤粉细度以及煤粉细度与NOx排放的关系。
3.
The results of practical application show that the layout pattern of lean coal type burners is beneficial to control the formation of NO_x in the initial stage of combustion;adopting low NO_x burning technology + layout pattern of lean coal type burners can further reduce NO_x emission from large-capacity boilers.
就两种典型切圆燃烧锅炉的燃烧器布置方式对燃烧器区域煤粉气流燃烧过程及NOx排放量的影响进行了分析和研究。
补充资料:Bay-o-nox
分子式:C12H13N3O4
分子量:263.25
CAS号:23696-28-8

性质:浅黄色结晶性粉末。熔点209℃(分解)。微溶于水,不溶于多数有机溶剂,稳定性好。

制备方法:由邻硝基苯胺与次氯酸钠反应,制得苯氧二氮茂-N-氧化物,然后与双乙烯酮和乙醇胺反应制得。另一种制法是得到苯氧二氮茂-N-氧化物后,使基与乙酸乙酯反应,制得2-甲酸甲酯-3-甲基-喹噁啉-1,4-二氧化物。然后与乙醇胺缩合,也可得到奥拉喹多。

用途:该品为饲料添加剂,用作猪、牛鸡等生长促进剂,具有效果好、用量少、毒性低及生产较简易等特点,是一种很有前途的生长促进剂。该品系通过抗菌与蛋白同化作用而发挥促进生长的作用。蛋白同化作的结果,促使更多的氮贮存,细胞形成增加、组织增大,长肉加快,从而生产更多的瘦肉。喹乙醇也有改善粗蛋白、脂肪的消化及营养状况。

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