双燃料发动机

基于RBF网络的双燃料发动机排放模型

Emission Model of Dual Fuel Engine Based on RBF Neural Network

模拟结果和试验结果都表明，生物制气一柴油双燃料发动机NOx排放比柴油机低30%～80%。

The NO_x emission of dual fuel engine is 30 % & 80 % lower than diesel engine .

双燃料发动机燃气系统软件设计及PID控制策略研究

Software Design of Gas System for Dual-fuel Engine and PID Control Strategy

降低双燃料发动机HC和CO排放的研究

An Investigation on Reducing the Emissions of HC & CO from Dual-Fuel Engines

LPG柴油双燃料发动机改装方案的模糊优选

Fuzzy Optimization of Conversion Schemes for LPG / Diesel Dual-Fuel Engine

LPG/柴油双燃料发动机中LPG供气系统的研制

Development of LPG supplying system in lpg / diesel oil dual-fuel engine

涡流室式LPG柴油双燃料发动机燃烧模型

Quasi-dimensional combustion model for engines of LPG-diesel dual fuels with swirl combustion chamber

电控多点LPG喷射双燃料发动机排放性能研究

Study on the Emission Performance of Dual Fuel Engine with Electronically-controlled Sequential LPG Injection

减小供油提前角可以减少预混燃烧所占的比例，降低最大燃烧压力，从而可以降低生物制气&柴油双燃料发动机的NOx排放。

The delay of the fuel supply advance angle leads to lower pre-mixed combustion rate and maximum pressure , NO_x emission will decrease .

本文提出了用含有119个化学反应式，41种化学组分的燃烧模型，实现了对甲烷（CH4）－柴油双燃料发动机燃烧过程的描述。

In this paper , a combustion model of methane-diesel dual fuel engine is developed , which includes 119 chemical reactions and 41 species .

本文采用ANSYS软件作为数值仿真的工具，对4112柴油/CNG双燃料发动机活塞进行了温度场、热变形及热应力的数值仿真。

In this paper the numerical simulations of the temperature field and the thermal deformation of the piston of 4112 diesel / CNGdual fuel engine are carried by ANSYS software .

与原柴油机相比，双燃料发动机的碳烟排放大幅度下降，NOX排放降低，而HC和CO排放有所增加。

Compared with the conventional diesel engine , the soot emissions of dual fuel engine reduce dramatically and NOX emissions decrease , while HC and CO emissions increase slightly .

本文通过将美国FM公司生产的双燃料发动机与其它国家生产的双燃料发动机进行比较的方法，总结出FM公司生产的对置活塞式双燃料发动机的某些特点和优点。

The paper summarizes the advantages of dual-fuel opposed piston engin predicted by Fairbanks Morse Corp , through the comparision between FM corp 's product and other ones .

研究结果表明：在整个负荷范围内，预混进气双燃料发动机的NOx排放明显低于混合喷射双燃料发动机；

The results state that the NOX emission of the premixing dual fuel engine is lower than that of mixing injection dual fuel engine in the whole loads , but the emission of HC and CO is reverse .

首次对比研究了预混进气LPG／柴油双燃料发动机与混合喷射LPG／柴油双燃料发动机的排放特性。

It is the first time to compare the emission of the premixing LPG / diesel dual fuel engine with that of the mixing injection LPG / diesel dual fuel engine .

对IVECO索菲姆增压柴油机改装为LPG/柴油双燃料发动机进行了试验研究。

This paper introduces the experiment study of LPG / diesel dual fuel engine refitted from IVECO supercharged engine .

本文研究表明：将LPG的掺烧比控制在40-50%之间，进一步改进发动机的结构参数和运行参数，可以获得更好的LPG／柴油双燃料发动机的综合特性；

The study proved that in order to get better power and emission performance , the LPG ratio should be controlled between 40 and 50 percent and the structure and working parameters should be optimized ;

采用回归分析方法对双燃料发动机速度特性试验结果进行分析，建立了功率、扭矩与转速间的数学模型，模型决定系数（R2）均达到0.99以上。

The regression analysis method was adopted to build mathematical models about the power and torque relative to rotation speed of daul-fuel engine based on velocity characteristic test results .

介绍LPG/汽油双燃料发动机的排放特性，主要分析燃用LPG时发动机的排放规律，并对比分析了燃用汽油和燃用LPG时发动机的排放规律。

The exhaust emission performance of a LPG / fuel engine has been introduced . The exhaust emission law of the LPG fueled engine is analyzed , and then compared with that of the gasoline fueled engine .

供油提前角提前时，双燃料发动机气缸压力变大、NOx排放量增加、HC和CO排放量减少、排温降低。

The cylinder pressure of a dual fuel engine and its NO x emission will increase , but the exhaust temperature , and the HC and CO emissions will decrease , when the advance angle of fuel supply is increased .

辛烷值和预混合率对双燃料发动机SCCI燃烧与爆震的影响

Effects of Octane Number and Premixed Ratio on the Knock and Combustion Characteristics of Dual-fuel SCCI

低速大负荷时，生物制气&柴油双燃料发动机充气效率变大，可燃气体在高温下停留时间增加，因此转速降低时虽然最高燃烧温度降低，但此时NOx排放浓度增加。

At low speed and high load the biogas & diesel dual fuel engine has a higher volumetric efficiency , the time of the mixture staying at high temperature level is longer , so even if the maximum combustion temperature is relatively lower , the NO_x emission is still high .

针对城市公交柴油客车一直难以解决的碳烟排放问题进行了大量的试验研究，开发出一种柴油／LPG双燃料发动机用的燃料供给和控制系统。

A fuel / gas supply and control system is developed for dual-fuel engine base on a large of experimental study on fuel / gas dual-fuel engine , aiming at solving the heavy soot emission problem brought by the inter-city bus using diesel engine .

6135G双燃料发动机性能试验

Performance Test of 6135G Dual-Fuel Engine

结果表明，采用机电联合控制双燃料发动机与原柴油机相比，动力性能基本相同，排放烟度大幅度改善，但CO，HC，NOx排放量有所不同。

The result indicates that , compared with the diesel engine , when the dual-fuel engine adopts the mechanical coordinated control , its power is not obviously changed and emitting smoke is substantially improved , but the emission of CO , HC and NOx are increased obviously .

LPG/柴油双燃料发动机的LPG最大掺烧比与发动机的转速、负荷密切相关，同时掺烧比的多少还影响到排烟和HC、CO、NOX的排放量。

The maximal mixing ratio of LPG diesel engine is closely related to the rotate speed and loading of engine . At the same time , the mixing ratio of LPG has influence on the amount of emission of exhaust fume , HC , CO , and NOX .

电控LPG-柴油双燃料发动机标定系统是开发电控单元（ECU）工作中的重要部分，本文介绍了电控单元的配置、通讯模块的硬件和软件设计，标定系统的功能及实现和可视化操作界面的设计。

The calibration platform of electronic control LPG-diesel engine is the important part of developing ECU . The hardware configuration of ECU , communication module 's hardware and software design , calibration system function together with its implementation and interface of calibration system are produced in this paper .

本文依据液化石油气和汽油的不同燃烧特性，对CA6102汽油&液化石油气双燃料发动机的点火系统进行了优化，实验结果表明各项改进和优化措施效果良好。

In this paper , the ignition system of gasoline-LPG dual fuel engine is optimized on the basis of different combustion characteristics of LPG and gasoline . The experimental result shows that the improvement and the optimizing measures have reached fine effect .

双燃料发动机延时供气管系模拟分析

Simulation analysis of the delay intake pipe system in dual-fuel engine

预混合式双燃料发动机的性能分析

Performance Analysis on a Premix CNG / Diesel Dual Fuel Engine