超低排放

二甲醚（DimethylEther，DME）是国际上普遍看好的一种超低排放代用燃料。

Dimethyl Ether ( DME ) is the most promising ultra - low-emission alternative fuel discovered recently in the world .

在此基础上，本文提出了二甲醚发动机实现超低排放的控制策略，即采用废气再循环技术降低NOX排放，氧化后处理技术降低HC和CO排放。

The HC and CO emissions of DME engine achieve a very low level . The strategy for ultra-low emission is proposed : EGR technology is taken to reduce NOX emission .

伦敦市长鲍里斯·约翰逊（BorisJohnson）计划在2020年结束之前在伦敦建立一个超低排放区，在那里驾驶老一代柴油机车辆上路将被予以处罚。

The mayor of London , Boris Johnson , plans to establish an ultralow emissions zone in London by 2020 where older diesels will be penalized .

总结了近年来对DME氧化和燃烧的化学动力学研究情况，论述了柴油机燃用DME实现无烟化、超低排放的机理。

Organized the research activities on DME combustion and chemical kinetics in recently years , discussed the mechanism of super low emissions with smoke-free of DME .

叙述了燃烧过程的理论研究和化学反应动力学的研究状况，从理论上探讨了DME的燃烧过程及其实现超低排放的机理。

Also mentioned the research progress on theoretical analysis of combustion , chemical kinetics mechanism , and theoretically analyzed the combustion process and mechanism of ultra low emission of DME .

由于DME（二甲基醚）有良好的压燃着火性能以及不需特别的措施就能达到超低排放标准，因而成为柴油发动机一种很有潜力的替代燃料。

DME ( dimethyl ether ) becomes a potential alternative fuel , for its excellent autoignition performance and capacity to meet ULEV emissions standards for diesel engines without any exhaust gas after treatment .

用于测量轻型车超低排放的分流稀释气袋取样系统

Bag Mini-diluter Sampling System Used in Light-duty ULEV Emission Measurement

汽车尾气超低排放控制技术

Emission Control Technologies for Ultra - low Emission Vehicles

适应未来超低排放要求的柴油机新型燃烧方式

A New Combustion Mode in Diesel Engines to Conform to Future Ultra Emission Requirements

超低排放二甲醚燃料发动机及其研究动态

A Study of Ultra-Low-Emission Dimethyl Ether Engine

奥林匹克公园内采用零排放车辆和超低排放车辆。

In the Olympic Green , no emission or ultra-low emission vehicles will be used .

超低排放的天然气发动机

Natural Gas Vehicle with Super Low Emission

针对未来超低排放、甚至零排放的排放法规，人们提出了不同的内燃机新型燃烧方式。

New engine combustion modes are presented aiming at future ultra-low and even zero emission regulation .

天然气催化燃烧可以实现污染物的超低排放，是一项很有前景的燃烧技术。

Catalytic combustion of natural gas can achieve ultra-low emissions of pollutants , is a promising combustion technology .

在各种柴油机上的试验结果表明：二甲醚能够实现柴油机高效、超低排放、柔和无烟燃烧。

A series of experience has shown that diesel engine could work more efficiently and softly with ultra low emission by DME .

伦敦即将在拥堵收费区域划定一个超低排放区的消息，也在近日被证实。

The capital is introducing an ultra low emissions zone in the congestion charging area , which was also confirmed on Thursday .

柴油机低温燃烧具有实现高效、超低排放的潜力，是目前内燃机燃烧研究的热点课题之一。

At present , LTC ( Low-temperature Combustion ) is a hot research topic of diesel engine with the potential to achieve ultra-low emissions .

为了满足这些排放法规，汽车制造商不得不优化相关的燃烧、后处理和燃料等技术，从而开发超低排放发动机系统。

To comply with these regulations , automakers are being forced to develop ultra low-emission engine systems by optimizing combinations of technologies related to combustion , aftertreatment and fuel .

热气机具有燃料的多样性、相当高的转换效率，尤其是良好的环境特性、超低排放与低噪音等特点，使其成为一种新的绿色能源。

The wide variety of fuel , high conversion efficiency , well condition , ultra low letting off , low noise , makes stirling engine a new " green " energy .

超低排放混合动力汽车，机动车尾气排放污染控制技术应用研究；车用清洁燃料技术研究等。

We are engaged in researching into the application of the technology of controlling the pollutant discharged by tail ' gas of ultra-low discharged mixed dynamic automobile and vehicles and bus clean fuel technology etc.

详细讨论了高效烟气余热回收、超低NOX排放等关键技术和蓄热式燃烧器、四通换向阀等关键部件；

Both key technologies such as recovery of exhaust heat of flue gas and low emission of NOX and key parts such as burner equipped with honeycomb regenerative chamber and 4-way switching valve are discussed in detail .

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。

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 . Subsequently the paper makes an attempt to discuss HTAC mechanism .

为了保护环境，实现无或超低甲醛排放，推广柴油/甲醇组合燃烧方式，必须控制甲醛的排放。

To protect the environment , achieve no or low formaldehyde emission and promote DMCC , formaldehyde emission must be controlled .

该车将拥有超低水平的排放量，每公里碳排放量不足50克。

The car , to be launched in 2012 , would have ultra-low emissions of less than 50g of carbon dioxide per kilometre .