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- A Study of Spark Plug Ion Current Signal Acquisition and Analytic System Based on Virtual Instrument 基于虚拟仪器的火花塞离子电流采集与分析系统的研究
- ion current signal 离子电流信号
- Material movement signal and current signal. 物料移动信号及电机电流信号。
- Membrane conducts so little ion current that it almost can not be measurable. 膜所通过的离子流小得几乎无法测量。
- The time-evolved function of the electric current signal is derived from the Maxwell-Boltzmann distribution of ion velocity in the local thermal equilibrium plasma, and by fitting the experimental data the ion temperature is obtained. 从局部热平衡等离子体的一价铝离子速度服从麦克斯韦 玻尔兹曼分布出发 ,导出了电流信号的时间演化函数 ,通过对实验曲线拟合 ,得到激光诱导铝等离子体中一价铝离子的平动温度。
- A method by cumulative intensity of ion current to analyse isotopic ratio is proposed in present paper. 本文介绍了离子流强度累计测定同位素比的方法。
- Associated with ion current detection device, this system can test and compare different kinds of spark plugs. 该系统配合火花塞离子电流检测装置,可以实现对不同火花塞热值进行测试比较的目的。
- Figure 2-11 illustrates guarding as applied to measuring the ion current (IC) from an ionization chamber. 图2-11说明保护技术应用于测量电离室的离子电流。
- The knock and misfire of the engine are detected by ion current method which is a new way of engine diagnosis. 用离子电流法检测到了发动机爆震和失火的故障现象,为发动机故障诊断提供了一种新的方法;
- Pyramometer provided a small current signal compatible with NRG Symphonie loggers. NRG日照传感器使用余弦修正,可以满足低照射角下的精确测量。
- By using the spark plug, in a spark-ignited engine, as a probe it is possible to measure the ion current. 若使用多个燃烧器, 当燃烧器间距缩小至一定距离后,火焰间有使火焰互相加热,减少热散失,进而稳驻火焰的现象。
- Make I/V transform for the current signal of 4~20mA coming from adjustor, then make A/D transform for the signal received just now. 对从调节器送来的4一20mA电流信号进行I瓜转换,同时对转换后的信号进行A/D转换; 对经电位器反馈回来的阀位信号进行刀D转换。
- The arc source produces the arc discharging of cold cathode so that metal plasma is formed and it supplies the high density of metal ion current. 弧源因 产生冷阴极弧光放电而产生金属等离子体,形成高密度的金属离子流。
- The control instrument receives the load current signal and speed signal and calculates an instantaneous flow value and a cumulative weight valve. 控制仪表接收载荷电流信号和速度信号运算一个瞬时流量值和累积重量。
- The isotopic ratio of lithium was determined by cumulating intensity of ion current during evaporation of all samples on evaporation filament. 用热表面离子源测定了锂同位素丰度,在样品全耗尽过程中累计离子流强度。
- When the outer race of bearing rotates at low speed in the magnetic field formed bythe transduce an induction current signal will appear. 从事计算机信息与工业控制、多媒体与网络技术和光电子技术方面的教学和研究。
- It indicated that the simulation model was able to well predict both electron number density and ion current density of plume of SPT. 研究表明,所建立的仿真模型能够较好地预测SPT羽流电子数密度和离子电流密度等参数。
- From the relation between ion current and multiphoton dynamic parameters photon-ionization cross-section of 4D state in atomic sodium was determined. 由电离流与多光子动力学参数的关系,得到了4D态的光电离截面。
- With the aid of this technipue the premature evapora-tion of uranium sample can be precluded and the stablity of ion current isimproved. 本方法不仅提高了热电离效率,改善了离子流的稳定性,而且有效地避免了铀样品的早期蒸发。
- This new adaptive filtering algorithm which does not only remove the decaying dc offset but also attenuate the effect of the noise in the current signal. 此新型适应性滤波演算法不但可以滤除故障电流中的直流衰减偏移成分,且对于杂讯也有很好的抑制效果。
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