The electronically controlled engine test result shows that the CNG engine has good dynamic capabi…
发动机采用电控表现出良好的动力性和排放性能。
Nowadays the research and development of CNG engine is coming into a hotspot in engine industry of our country.
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。
Through experiment, we get the economic cycles of the sample size for the research of the cyclic variations of CNG engine.
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。
For a CNG engine, the cylinder pressure signal, gear pulse signal and top dead center pulse signal were simultaneously collected.
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。
Finally, bench test was toke out on CNG engine, the influence of ignition advance Angle on dynamic and combustion characteristic was studied.
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。
By comparing the efficiency of several engine fuels with the stoichiometric-burn engine, the advantages of the lean-burn CNG engine were analyzed.
通过比较几种典型燃料的效率及当量燃烧发动机，进行了稀燃单一燃料cng发动机的优势分析。
Emphatically the selection of CNG engine, the structure design of auxiliary power unit with clutch and other key technologies in development are discussed.
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。
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.
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。
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.
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。
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。
After important data are measured and performance reliability is tested to the prototype, the results show that the performances of NQ140N model CNG engine have reached to the designing requirements.
经对样机进行重要数据测试和性能、可靠性等试验，结果表明：NQ 140n型天然气(CNG)发动机的性能达到了设计要求。
The engine is the first advanced CNG mono-fuel engine for large bus in China.
填补了我国大型公交车用高档CNG单燃料发动机的空白。
Some CNG vehicles have duel fuel tanks - one for gasoline, the other for CNG - the same engine can operate on either fuel via a selector switch.
而许多CNG汽车在配备天然气燃料的同时两者兼有一个汽油燃料箱，其引擎可以燃烧两种燃料中任意一种。
Referring to GB18352 test operate-condition, in order to test the emission of CNG-engine, and combustion condition in the cylinder is inspected using combustion-analysis instruments.
参照GB18352的试验运转循环工况的规定，在发动机台架上对汽油机燃用cng的排放污染物进行测试，并利用燃烧分析仪对气缸内燃烧状况进行辅助监测。
The practice shows the characteristic of this control system is simple and low cost. It provides an effective solution for refitting Diesel CNG dual fuel engine.
该系统结构简单、成本低、易于推广使用，为天燃气柴油双燃料汽车改装提供了一个切实可行的技术方案。
At present, except the small proportion of the pure natural gas engines, CNG vehicle powered device is basically flexible-fuel engine that can use natural gas or gasoline dividedly.
目前，我国的CNG汽车动力装置，除比例很小的纯天然气发动机之外，基本上是可以分别燃用天然气和汽油的两用燃料发动机。
The differences of the static and dynamic performances between the model and the high pressure reducer valve of CNG-engine were analyzed.
这种差异主要表现在对实际的天然气高压减压阀建模时的理想化上，但是这些存在的差异并未改变其总体的态势。
The differences of the static and dynamic performances between the model and the high pressure reducer valve of CNG-engine were analyzed.
这种差异主要表现在对实际的天然气高压减压阀建模时的理想化上，但是这些存在的差异并未改变其总体的态势。
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