并论述了天然气发动机的改进方案。
The improvement solution of the natural gas engine is discussed.
本发明涉及一种动力工程领域中的天然气发动机。
This invention relates to a natural gas engine for the dynamical engineering area.
对气体增压是提高天然气发动机效率的重要途径之一。
Gas supercharging is a major way to improving the efficiency of a gas engine.
为了测试EGR对天然气发动机的影响安装了EGR装置。
The EGR system has been installed to find the effect of EGR on natural gas engine.
本文介绍了自主开发的应用于车用天然气发动机的电控点火系统。
In this paper, an electronic-control ignition system for automotive engine fueled with compressed natural gas was introduced, which was developed by our group independently.
小型吸式气化炉干泥炭燃料，托盘已经成功地在天然气发动机系统。
Small downdraft gasifiers fueled with dry peat-pallets have been successfully tested in gas-engine system.
随着排放法规的日益严格，柴油机的排放水平逐渐接近天然气发动机。
As emission regulations have become increasingly restrictive, diesel engine emission levels are approaching those of natural gas engines.
目前天然气发动机的研究与开发正成为我国汽车发动机行业的一个热点。
Nowadays the research and development of CNG engine is coming into a hotspot in engine industry of our country.
介绍了国内天然气的应用现状、天然气质量及天然气发动机油的特殊性。
The paper introduces current application status of natural gas, quality of natural gas and speciality of natural gas engine oil in domestic.
对某天然气发动机缸内压力信号、齿盘脉冲信号和上止点脉冲信号进行同步采样。
For a CNG engine, the cylinder pressure signal, gear pulse signal and top dead center pulse signal were simultaneously collected.
适合于几乎所有类型的矿产和大部分汽油，柴油和天然气发动机的运行使用合成油。
Compatible with almost all types of mineral and synthetic oils used in most engines running on petrol, diesel and gas.
试验结果表明，天然气供气方式及点火系统的不同对天然气发动机的性能有较大影响。
The experiment results show the CN G engine performance varies greatly with different gas supply and ignition systems.
介绍了天然气发动机选型、带离合器的辅助功率单元的结构设计等开发当中的关键技术。
Emphatically the selection of CNG engine, the structure design of auxiliary power unit with clutch and other key technologies in development are discussed.
通过发动机台架试验，得到了进行天然气发动机燃烧循环变动实验研究的经济样本容量。
Through experiment, we get the economic cycles of the sample size for the research of the cyclic variations of CNG engine.
本文介绍了压缩着火天然气发动机的一个新的燃烧系统，这个燃烧系统具有分隔式燃烧室。
This paper presents a newly designed compression ignition divided chamber combustion system of the natural gas engine.
通过软件和硬件控制系统的设计，在一台单缸天然气发动机上进行了应用，验证了其可行性。
We have put it in use on a single-cylinder CNG engine through software and hardware control system design, and verified the feasibility of the control strategy.
最后进行了天然气发动机台架实验，研究了点火提前角对发动机燃烧特性、排放性能的影响。
Finally, bench test was toke out on CNG engine, the influence of ignition advance Angle on dynamic and combustion characteristic was studied.
EQDN系列发动机是东风公司研发的具有自主知识产权的天然气发动机，拥有多项专利技术。
Series of EQDN engine is a natural gas engine which is developed by DF Company owns its intellectual property rights and many patent technologies.
通过以上的数值模拟计算，对轿车天然气发动机的设计与制造提供了可供参考的理论与设计依据。
The above Numerical Simulation provides a reference theory and design basis for the car design and manufacture of gas engines.
机组中的天然气发动机完全以井口天然气为燃料运行，可节省大量燃料费用，具有较高的经济效益。
The engines of the compressor run on the wellhead natural gas, thereby part of the fuel expense can be saved and much financial profit can be gained.
天然气发动机相对于其他动力机组，有着排放低、燃料价格低廉的优势，在石油天然气中得到广泛的应用。
The natural gas engine gains an advantage of the cheap fuel and low let over other engines, so it is utilized universally in the field of petroleum and natural gas.
所设计的故障模拟系统可以实时再现故障，为研究天然气发动机故障机理提供了平台，并且具有较好的通用性。
The failure simulation system was designed to reproduce real-time fault provided a platform for the study of the natural gas engine failure mechanism, and was of better versatility.
增压后天然气发动机的最大功率与原汽油机相当，低速转矩特性明显改善，同时发动机使用经济性也得到提高。
The maximum power of the supercharged CNG engine is equivalent to that of the original gasoline engine, with certain improvement in low speed torque and fuel economy.
天然气供给方式，主副燃烧室通道直径和进气温度对压缩着火天然气发动机起动，燃烧和排放的影响也作了研究。
The effect of the natural gas supply method, passage diameter and heated temperature of intake air on the ignition, combustion and emission are studied.
同时还研究了天然气发动机的最大功率与天然气空燃比的关系等，所有这些结论都作为优化设计混合器的重要依据。
This article researched the relationship of the highest power of and the mixture density of NG and air meantime. These conclusions have been made as an important basis to design mixers optimally.
本文以天然气发动机燃烧循环变动为研究对象，通过试验与仿真方法，对燃烧循环变动的影响因素及诱发因素进行了研究。
This paper take the cyclic variations as the research objectives, analyses the factors which arose the cyclic variations of CNG engine, through experimental and simulation methods.
本文以天然气发动机燃烧循环变动为研究对象，通过试验与仿真方法，对燃烧循环变动的影响因素及诱发因素进行了研究。
This paper take the cyclic variations as the research objectives, analyses the factors which arose the cyclic variations of CNG engine, through experimental and simulation methods.
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