天然气发动机

电控天然气发动机ECU中新型驱动电路的设计

Design of New Driving Circuits in ECU for Electronic Controlled CNG Engine

采用AVLboost软件建立了天然气发动机的零维软件计算模型。

A zero dimension calculating model for CNG engines was established by AVL BOOST software .

减少车用天然气发动机尾气中NOx含量的方法

Method for reducing no_x content in tail gas of NGV engine

本文所介绍的正是一种以DSP为控制核心的天然气发动机控制系统设计方案。

This system is just one of natural gas engine electronic control system based on DSP .

稀燃天然气发动机具有较高的热效率和较低的NOx排放。

Lean burn natural gas engines have high thermal efficiency and low NOx emissions .

压燃式天然气发动机燃烧过程CFD模拟计算中的若干问题

Some Problems Occurred in Numerical Simulation of Combustion Process in a Compressed Ignition Natural Gas Engine

MPI天然气发动机混合气形成过程的数值模拟

Numerical simulation of mixture distribution for MPI natural gas engine

基于GPC的稀燃天然气发动机空燃比自适应控制

Self-adaptive Control of Air-fuel Ratio for Lean Burn CNG Engine Based on GPC

可变EGR对柴油-天然气发动机排放特性影响的研究

Research of Influence of Variable EGR on Emission Characteristics of Diesel-gas Engine

AVR单片机的天然气发动机电控系统设计

Electronic Control System Design for Compressed Natural Gas Engines Based on AVR MCU

对压缩比12的天然气发动机的ECU重新进行标定，得到万有特性曲线图。

A mapping characteristics chart was achieved through calibrating the ECU for the modified NG engine .

基于LaGrange-SUMT方法的全电控柴油引燃天然气发动机MAP优化标定技术

A Mapping Technique Based on the LaGrange-SUMT Method for a Pilot Ignited CNG 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 .

对激光点火系统与传统的火花塞点火系统在天然气发动机燃烧和排放性能方面进行了燃烧持续期、失火极限、敲缸极限、NOx排放等参数的比较；

A comparison of some parameters of combustion and exhaust emission such as burn duration , misfire knock limit , NO_xemission etc between Laser-induced Spark and conventional spark plug ignition had been carried .

本文进行了电控系统与天然气发动机初步的台架匹配试验与调试，完成了喷射脉宽MAP的初步标定。

The test results show that the control software enables accurate control of the injection timing and injection duration of natural gas . A preliminary matching test of engine and electronic control system was conducted and a preliminary calibration of injection MAP was completed .

利用详细的化学动力学机理与CFD多维数值模拟计算软件研究了燃烧室结构参数对分隔室压燃式天然气发动机燃烧特性的影响。

Effects of combustion chamber parameters on combustion characteristics were studied in a compression ignited natural gas engine with separated chamber by coupling the detailed chemical kinetic mechanism with multi-dimensional Computational Fluid Dynamic ( CFD ) code .

以分隔室式天然气发动机为研究对象，利用CFD多维数值模拟计算软件，研究了燃烧室通道结构参数对压燃式天然气发动机缸内气流运动的影响。

A study about the effect of combustion chamber passage configuration on air plow field is performed in a compression ignition natural gas engine with a separated combustion chamber using Multi-dimensional Computational Fluid Dynamics ( CFD ) code .

6250M2天然气发动机主要性能参数正交试验

Orthogonal Test of Main Performance Parameters for 6250M_2 Natural Gas Engine

为深入研究CNG发动机稀薄燃烧特性，进一步降低天然气发动机的有害排放，设计了车用增压天然气发动机电控系统。

In order to study the lean burn combustion characteristics of CNG engines and reduce its harmful emissions profoundly , the electric control system used in turbo charged CNG vehicle engines is presented in this paper .

2190T天然气发动机进气和燃烧系统的改进研究

A Study on the Improvement of Inlet and Combustion System of the 2190T Natural Gas Engine

稀薄燃烧天然气发动机的各个工况都存在最佳的过量空气系数值，在该值下，发动机的NOx、CO和HC排放及比气耗都较低，排气温度很低，发动机经济性和可靠性最佳。

Each mode of lean combustion NPG engine has the optimum excessive air coefficient , when reaches the value , emissions of NOx , CO , HC and specific gas consumption , exhausting temperature are lower , the engine has the optimal fuel economy and reliability .

E-42型天然气发动机是一种卧式、单缸、二冲程的低转速、中小功率的天然气发动机。

The E-42 gas engine is a horizontal , single cylinder , two-stroke , low-turning speed , medium and small power engine .

分析了影响我国燃气汽车发展的基本因素，以及车用天然气发动机的特点和关键技术，还简要介绍了上柴客车用CNG发动机及其应用实例。

This paper analyzes essential elements affecting the development of CNG vehicles in China , as well as the characteristics and key technologies of CNG engines . It also briefly illustrates Shanghai Diesel ′ s CNG engines for buses and their application examples .

利用非线性规划理论，采用LaGrangeSUMT方法建立了电控发动机全工况范围内多变量、多目标的优化模型，并在全电控柴油引燃天然气发动机上进行了应用。

By using the nonlinear theory and the LaGrange-SUMT method the optimum model for multi-variables multi-goals for the whole operating conditions was developed and was applied in a lean burn , sequential port injection and electronically controlled CNG / Diesel dual fuel engine .

重点介绍T6120F风冷天然气发动机的结构特点、性能指标和台架试验。

The paper emphasizes on introducing the structural features , the performance indexes and the bench test of the T6120F air-cooled natural gas engine .

基于4105Q型柴油机为原型机开发的单燃料天然气发动机，去掉柴油机燃油喷射系统，增加比例式混合器供气系统、节流阀体、点火系统、降低压缩比。

Based on 4105Q - diesel , single - fuel natural gas engine is developed with the removal of diesel injection system , proportion mixture device induction tract , throttle governor , and ignition system increased , and compression ratio reduced .

以2190T天然气发动机为基础，采用提高压缩比、调整点火提前角、预燃室式燃烧室、进气增压等技术措施，初步开发出2190垃圾填埋气内燃机。

Thirdly , on the basis of the 2190T natural gas internal combustion engines , the 2190 landfill gas internal combustion engines are developed successfully by means of some important technical methods such as increasing compression ratio , modifying ignition timing , precombustion chamber ignition , turbocharging .

电子点火型单燃料天然气发动机开发研究

Development of A Dedicated CNG Engine with Electronic Spark Ignition System

天然气发动机燃烧过程的多维数值模拟研究

Multi-dimensional Numerical Simulation for the Combustion Process of the CNG Engine

天然气发动机供气方式及其特点分析

Fuel Supplying System and Its Characteristic Analysis of Natural Gas Engine