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1)  injection pulse width
喷油脉宽
1.
For the existed fuel consumption measuring problems of electronic-controlled gasoline engine,the method of measuring fuel consumption with injection pulse width was put forward according to the control principle of injection quantity.
针对目前电喷汽油机油耗测量带来的新问题,根据喷油器喷油量控制原理,研究利用测量喷油脉宽来测量燃油消耗质量的方法;开发了喷油器喷油脉宽测量仪,通过试验分析了发动机在不同负荷、不同转速时喷油脉宽与燃油消耗质量之间的关系,为随车油耗快速检测设备的开发提供了基础。
2)  Fuel Injection Pulse Width
喷油脉宽
1.
The maximum network output error of fuel injection pulse width and ignition advance angle is less than 1%,with an average error of less than 0.
喷油脉宽和点火提前角的网络输出最大误差小于1%,平均误差小于0。
2.
Because the control parameters-fuel injection pulse width and ignition advance angle of the electronic control engine are critical factors which affect the engine performance,the corresponding injection pulse width MAP and ignition advance angle MAP through optimizing calibration of the steady state parameters of the LJ276M gasoline engine were calculated.
汽油机电控系统的控制参数喷油脉宽和点火提前角是影响发动机性能的关键,通过对LJ276M汽油机稳态工况电控参数精细寻优标定,获得了相应的喷油脉宽MAP图和点火提前角MAP图,通过加装精细标定的电控系统发动机与原化油器式发动机的台架对比试验,验证了其功率及转矩平均提高5%,燃油消耗率降低4%。
3.
Because of the control parameter-fuel injection pulse width and ignition advance angle of electronically controlled engine is a critical factor which affects the engine performance,the bench test of the EFI engine which the control parameters was optimize calibrated meticulously was made.
汽油机电控系统的控制参数-喷油脉宽和点火提前角是影响发动机性能的关键,通过对电控参数精细寻优标定后的电喷发动机进行台架试验,验证了加装精细标定后电控系统的发动机在动力性、经济性方面比原化油器式发动机均有显著提高。
3)  injection pulse-width
喷油脉宽
1.
This paper analyzed existing vehicle fuel consumption measurement method and Electronic-controlled Fuel Injection system principles, and put forward measurement algorithm on fuel consumption of 100-kilometer which is based on measuring injection pulse-width.
本文分析了现有的汽车油耗测量方法和电控发动机燃油喷射系统的基本原理,提出了基于喷油脉宽测量的汽车百公里油耗测量算法。
2.
The factors influencing flow characteristics of electronically-controlled injector are studied and the calculation formulae of initial injection pulse-width are derived.
研究了影响电控喷油器流量特性的因素,推导出初始喷油脉宽的计算公式。
4)  injecting pulse
喷油脉冲
1.
It makes use of injecting pulse,and taking into account the instant volume of fuel and getting injection amount.
介绍了以AT89S8252单片机为核心的汽车瞬时燃油测量检测系统,该系统利用汽车喷油脉冲计算瞬时喷油量,并且具有油箱油量、瞬时油耗、百公里油耗等实时显示功能。
5)  Modulated spray nozzle
脉宽调制喷头
6)  IPW Injector-Pulse-Width
喷射器脉波宽度
补充资料:激光喷码机与喷墨喷码机的比较
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