cold gasification efficiency冷气化效率
3)hot gasification efficiency热气化效率
4)HCl removal efficiencyHCl气体净化效率
5)air exchange efficiency换气效率
1.For evaluating the degree to which the supply air can remove indoor contaminants,gives an introduction to the concepts of the age of air,air exchange efficiency,ventilation efficiency,etc.就空调送风气流组织排除室内污染物能力的评价,介绍了北欧及英国学者采用拉格朗日法提出的空气龄、换气效率、排污效率等概念,详细推导了示踪气体浓度与局部平均空气龄的关系,阐述了换气效率与排污效率的关系。
2.The computation is done with Fluent soft and the evaluation index data that contains age of air, air exchange efficiency and recovery time etc are picked up and processed.将实验与数值模拟相结合,根据实验数据修正数学模型,利用Fluent软件进行计算,重点对空气龄、换气效率、自净时间等评价指标进行了提取和处理,对两种气流组织方式的实验数据及计算结果进行了分析比较。
3.The k-ε turbulence model was applied for numerical simulation of indoor fluid flow and age of air,and the air exchange efficiency was obtained.笔者以YW25G型空调硬卧列车车厢为研究对象,在物理模型中考虑了旅客以及车厢内各障碍物(包括边桌、行李架、床铺、折座)等对流场的影响,采用k-ε湍流模型及数值模拟的方法,对硬卧车厢内流场及空气龄的分布变化规律进行研究,从而得到车厢内的换气效率。
6)hooding efficiency集气效率
1.Smelting aluminum is a high power consumption and high pollution industry,improving hooding efficiency and scrubbing efficiency of the pot fume treatment plant(FTP) is becoming linchpin of decrease pollution of smelting aluminum.电解铝行业是高能耗高污染的行业,提高电解烟气的集气效率和净化效率成为减少目前电解铝行业环境污染的关键。
2.The writer gives a systematical description on both design and operation in terms of actual operation conditions of hooding efficiency of pot fume treatment plant in the smelters,and also offers his opinions and recommendations on problems to be met in the operation of pot fume treatment plant.笔者就电解铝厂电解烟气净化系统集气效率的有关问题,结合实际运行情况,从设计和运行2个方面,进行了系统地阐述,并针对电解烟气净化系统运行时的几个问题,提出了自己的看法和建议。
延伸阅读
配置效率和生产效率 在经济学上,经济发展的动力,或者说效率的来源,分为两类:一类是配置效率,二是生产效率。所谓配置效率,是指给定资源和技术的条件下,怎么样使资源从边际生产率低的地方流向边际生产率高的地方,从而使得资源和利用更合理、社会总价值达到最大;而生产效率是指如何通过技术进步提高每一种资源的生产率,也就是把社会的生产可行性边界向外移。