喷油器

P系列双弹簧喷油器的开发

Development of P Type Dual-spring Injector

基于PLC控制的机车喷油器检修作业台设计

PLC control-based fuel injector repair desk for locomotive

康明斯柴油机PT喷油器的维护和调整

Maintenance and Adjustment of PT Oil Injector in Cummins Diesel Engines

PT喷油器基本原理及其在发动机上的调整

Basic principle of PT fuel injector and its adjustment on engine

康明斯发动机PT喷油器试验及试验台的研制

Study on Cummins Engine Pt injector test and test stand

PT燃油系喷油器流量试验台的改进方案

The Improvement Scheme of the Flow Rate Test Stand for PT Injectors

如何调整康明斯柴油机PT喷油器落座压力

How to adjust base pressure of PT injector in cummins diesel engine

PT喷油器在康明斯发动机上的正确安装与调试

Proper Fixing and Adjusting of PT Injector in Cummins Engines

DF&90型PT喷油器试验台的设计特点

The Characteristics of Model DF-90 PT Fuel System Test Stand

康明斯柴油机PT燃油系统喷油器喷油行程调整方法

Adjusting Method for Nozzle Injection Stroke of PT Fuel System of Cummins Diesel Engine

PT型泵&喷油器调整新方法

The New Way Adjusting the PT Pump-injector

基于电流型PWM控制的共轨喷油器高速电磁阀驱动开发

Development of High-speed Solenoid Driving Module for High-pressure Common Rail System Based on Current lype PWM Control

试验结果表明较大的A、B量孔尺寸差值和高的共轨压力，可以获得较好的喷油器开启响应特性。

The test result shows that by using bigger dimension difference of control hole A and B and high common-rail pressure the better open response of injector can be achieved .

关于DF（11）型机车装用LSD280型柴油机喷油器针阀偶件的试验分析

Analysis of LSD 280 injecter nozzle matching parts operation test on DF_ ( 11 ) locomotive

根据正交试验法，制定了喷油器控制腔偶件的加工方案，并就控制A、B量孔尺寸对液力响应的影响进行了试验研究。

The machining project of control cavity was set down based on the orthogonal test method , and the influence of control hole A and B on the hydraulic response of injector was tested .

而GDI汽油机喷油器的喷雾特性是影响发动机性能的重要因素。

The spray characteristics of GDI injectors are important factors to affect GDI engines performance .

为改善柴油机冷启动性能和冷启动排放，提出了一种用PTC材料内置喷油器加热柴油的方法。

In order to improve the cold-start performance and emissions of diesel engine , this paper presents a way to use PTC material heating diesel fuel in the injector .

主要原因有如下2个方面：1、对PT燃油系统的工作原理研究不足，对燃油在喷油器的进油口处的相关参数研究不足；2、机械结构与控制方法不合理。

There are two main reasons : The first is lack of research on the working principle of PT series fuel system and parameters . The second is unreasonable mechanical structure and control method .

使用EFS喷射试验台，测量电控喷油器在匹配不同参数的节流孔板后所表现出的喷油特性，并加以分析。

By using EFS injection test bench , this paper studied the different performance of electronic injector with different type of orifices .

使用这款芯片作为高边驱动芯片，喷油器关闭后，引脚VS迅速恢复到0V快，驱动电路可以应用于使用多脉冲的电控系统中。

When the injector is closed , the VS pin return to 0V faster , so the drive circuit can be applied to the multi-pulse .

为解决二甲醚喷射系统中DME的低粘度使喷油器偶件磨损严重导致的泄漏问题，课题组研发了一款新型旁通式内燃机低粘度燃料专用喷油器。

To address leak problem which caused by the low viscosity of DME dimethyl ether injection system injector , group developed a new type of injector used for low-viscosity fuel for internal combustion engines .

PT-881型康明斯PT喷油器试验台由凸轮箱、凸轮&挺杆机构、气动液压夹紧机构、气路系统和燃油系统组成。

The PT-881 Cummins PT injector test stand consists of cambox , cam-tappet machine , hydro-pneumatic clamping machine , air supply system and fuel system , etc.

本文对液压系统如何提高PT燃油系喷油器流量试验台的精度进行了分析，并给出了改进压力阀及夹紧油缸的具体方案。

In this paper , the procedures of improving the accuracy of the flow rate test stand for PT injectors by altering its hydraulic system are analyzed , and the scheme of reforming the pressure control valve and clamp cylinder is presented .

介绍了康明斯柴油机PT喷油器柱塞落座压力的两种不同检查调整方法，转动曲轴两次调整全部气缸的简易操作步骤，总结了两种操作方法的实质和区别。

Introduced two kinds of methods on checking and adjusting base pressure of PT injector in cummins diesel engine , operation steps on adjusting all cylinders by rotating crank shaft two times , and summarized the differences of the two kinds of methods .

针对单一传感器信息反映故障的模糊性和不确定性，发动机故障诊断精度较低的情况，提出了一种基于模糊逻辑的发动机喷油器故障MSF诊断方法。

Aimed at fuzzy and uncertainty of fault responded by single sensor information , and low accuracy of engine fault diagnosis , MSF fault diagnosis method of engine fuel injector was proposed based on fuzzy logic .

经过匹配比较，优选的孔径为（0.21mm。3）、喷油器喷孔夹角。

Because of experiment matching conclusion , Optimizing diameter of nozzle is ( 0.21mm . 3 )、 Angle of nozzle .

在整个过程中，ECU输出的控制指令只是一个触发喷油器的控制信号，在这个喷油信号中，ECU控制了信号的脉宽以及时刻，而喷油信号的脉宽决定了喷油量的多少。

During the process , the instructions exported from ECU is just a signal controlling the injector in which ECU controls the pulse width and time , and the pulse width decides the injection mass . This paper develops a method calculating the injection mass by using C language .

以直线电磁泵为基础的FAI技术已经成功地应用在四冲程摩托车上，最大的突破在于FAI喷油器能够实现传统电喷系统中油泵、调压器和喷油嘴3个部件的功能。

The FAI which is developed on the basis of linear electromagnetic pump has been successfully used on 4-stroke motorcycles , with its important breakthrough featuring that the FAI injector can realize the functions of fuel pump , pressure regulator and nozzle which are equipped in the conventional EFI system .

基于汽车电控喷射系统喷油器结焦积炭的形成机理，建立了一套有效的汽油清净剂的评定装置&电控喷射（EPFI）模拟试验装置。

Based on the mechanism of formation of carbon deposits on a port fuel injector , ( an effective ) gasoline detergent-dispersant evaluation apparatus of electronic-control port fuel injector ( EPFI ) simulation was constructed .

试验表明，该ECU驱动喷油器电磁阀电流从0A提升到10A仅需要0.2ms，从保持的5A降到0.1A仅需要0.3ms。

The experiments show that it takes only 0.2 ms for the current to rise from 0 A to peak current 10 A and 0.3 ms for the current to fall from hold current 5 A to 0.1 A when driving the common rail diesel solenoid valve .