小电流

研究了高频小电流脉冲TIG弧焊的工艺特性。

Low current pulsed TIG arc welding technology is studied .

TIG焊小电流接触引弧控制电路的研究

Study on Control Circuit of Low Current Touch Arc Starting for TIG Welding

基于ARM技术的小电流故障选线装置

Non-effectively grounded system fault line detection instrument based on ARM

ZnO压敏电阻小电流区非线性特性的机理分析

Investigation of Nonlinear Characteristics of ZnO Varistors in Smalll Current Range

基于DSP和多重算法的小电流接地系统单相接地故障选线装置的研制

The Development of Single-phase-to-earth Fault Selection Device Based on DSP and Multiple Algorithms in NUGS

基于暂态信号和FPGA的矿用高压小电流接地选线装置的设计

Design of Mine-used Small Current Grounding Selector of High-voltage Based on Transient Signal and FPGA

带有GPRS短信功能的小电流接地选线装置

Line Selection Device for Non-Effectively Ground System with GPRS Short Message Service

一种新颖的光纤Bragg光栅小电流传感器设计

Design of Small Current Sensor with Fiber Bragg Grating

小电流交流逆变式TIG焊电源的研究

A study on small current AC inverter for TIG welding

在小电流区测定了纳米ZnO陶瓷的I-V曲线。

I-V characteristics of ZnO sintered samples was measured in the smaller current range .

小电流TIG焊电弧磁控特性的研究

A study of the characteristics of magnetic control for low crrent TIC welding

D-S证据理论在小电流故障选线中的应用研究

Application of D-S evidence theory of information fusion on fault line selection

从而大大提高了比较式小电流OCT的测量精度与稳定性。

Thus greatly improving the measurement accuracy and stability of comparative small current OCT.

基于改进D-S证据理论的小电流接地系统故障选线

Fault Line Selection in Small Current Grounded System Based on Improved D-S Evidence Theory

VRLA电池小电流放电终止电压的确定

Determination of the cut - off voltage of VRLA battery at Low discharging current

LiV3O8中掺入8%的P2O5时可提高小电流放电时的电压。

Addition of 8 % of P_2O_5 to LiV_3O_8 can increase discharge voltage at lower current density .

SEM结果显示，小电流密度下石墨表面的SEI膜较致密、均匀，而大电流密度下的则疏松、不均一；

SEM results reveal that the SEI film of graphite is denser and uniformer in lower current density than that in higher .

提出一种基于小波变换与BP神经网络相结合的方法来实现小电流接地系统单相接地故障定位。

In this paper , the method based on the combination of wavelet transform and BP neural network is presented to realize fault location for the single-phase-to-earth fault in non-direct-ground systems .

矩形波直流脉冲TIG焊小电流焊接薄板时，电弧稳定性是一个关键问题。

In the pulsed TIG welding of thin plates with low current , the stability of welding arc is the key problem .

在小电流薄板脉冲TIG焊接全熔透的试验条件下进行了试验，并获得了所需数据。

Experiments were conducted under the conditions of TIG welding with small current and thin plates . The desired dada was extracted .

为解决偏远地区小电流接地选线系统的数据传输问题，提出了基于GPRS技术的小电流接地选线系统通信解决方案。

This paper proposes a solution based on GPRS technique to the problem of data transmission in the Little Current Ground Connection Systems in remote areas .

添加MgSO4对高压ZnO压敏电阻器小电流区温度稳定性的影响

Effect of MgSO_4 Additive on Thermal Stability of ZnO h.v.Varistor in Small Current Zone

基于聚类FSVM的小电流接地系统馈线故障定位系统

Fault Location System for Distribution Feeders in Networks with Ungrounded Neutral Based on Clustering FSVM

根据TMS320LF2407的特点，介绍了DSP在小电流接地系统单相接地选线装置中的应用。

Based on the characteristics of TMS320LF2407 , this paper presents the application of DSP to single earth fault selection device with small current grounding system .

利用所研制的高精度无源单匝穿心式小电流互感器，建立了一种基于FFT的介质损耗测量方法，它可以有效地消除谐波和工频信号波形不工整的影响，并进行了实验验证。

Using the passive high-precision current transformer founds a method to measure dielectric loss based on FFT which can eliminate effects of harmonic and current frequency excursion and conducts an experiment .

介绍一种小电流直流TIG焊中的引弧及稳弧方法，并对实现此功能的控制电路进行了详细的分析。

This article introduces a method of arc initiation and stabilization , which is used in low current DC TIG welding , it analyzes the controlling circuit that realizes these functions .

对于新型N￣＋IP发射结结构的微波功率管，采用一维数值模拟，分区计算了它的渡越时间，结果表明其截止频率的小电流特性可以获得明显的改善。

The transit times in the silicon microwave power transistors with the novel structure of N + IP emitter are regionally calculated by one-dimensional numerical simulation . The results indicate that its low current characteristics of the cut-off frequency f_T can be obviously improved .

采用恒定小电流密度工艺于硅酸盐体系中在AZ91D镁合金表面制备微弧氧化膜。

Micro-arc oxidation ( MAO ) coatings were formed on AZ91D alloy surface by invariable small current density process in silicate electrolyte .

通过小电流活化膜电极，改善了电极三相反应区域和Nafion的分布状况，从而提高了催化剂的电化学活性面积。

The cell activation of discharging with small current density improved the three reaction zone and Nafion distribution in the electrode to enhance the electrochemical active surface area .

在分析了小电流接地选线装置采样系统特点的基础上，介绍了以复杂可编程逻辑器件（CPLD）为核心的可编程采样系统的结构及其设计方法。

The sampling system of fault line selection device for small current grounding system is analyzed , and the structure and its design of the programmable sampling system with CPLD ( Complex Programmable Logic Device ) as its core are introduced .