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When lead acid battery being floating charged ,we will find the problem that some cells present uneven voltage. This article analyses the reason simply, explaining especially "Smart Equilibrium Lead Acid Battery Voltage Examining Device" of the circuit, operation principle, technical indicator, and the flow chart of automatically controlled main program.

针对铅酸蓄电池组在浮充电过程中，单体电池的端电压会出现不平衡问题，简要分析了其产生的原因，重点阐述了"铅酸蓄电池组电池电压自动平衡仪"的电路组成、工作原理、技术指标，以及控制主程序图。

Have made use of pedantic lead battery battery charging special use chip UC3906 to carry out battery charging on lead acid accumulator cell , UC3906 has been contained realizing lead acid accumulator cell best battery charging and floating to charge required all control circuits; STC12C5410AD realizes 10 AD changing, real time detecting battery voltage, and according to battery voltage and the quantity of electric charge relation, quantity of electric charge demonstrating battery in LCD.

利用铅酸电池充电专用芯片UC3906对铅酸蓄电池进行充电，UC3906包含了实现铅酸蓄电池最佳充电和浮充所需的所有控制电路；STC12C5410AD实现10位AD转换，实时检测电池电压，并根据电池电压与电量的关系，在LCD显示电池的电量。

When a voltage is applied, electrons are emitted from one side of a very narrow slit, and are scattered and accelerated by voltage applied on the other side of the slit, causing collision with the flourescent coated plated and light is emitted.

当电压应用，电子所排放的一方很窄狭缝，而分散和加速电压适用于对岸的狭缝，碰撞造成的荧光镀涂层和轻emitted.to是训练有素的眼睛，一个明显的滞后，可以发现，当观看液晶的。

Again, this theory can only be used when the transformer is receiving a sinewave voltage as this turns-per-volt value does not reflect in any of the voltages you will get on the other windings as the "fly-back" voltage will over-ride your calculations.

每伏= 5 / 3 =同样，这一理论只能用于接收时，变压器每伏的正弦波电压，因为这原来，值不反映任何电压，你会得到你的计算上乘坐的其他绕组为"飞回来"电压过。

A voltage compensation technique is used to solve this question,and the computation formula of compensation voltage is gived.

对补偿前和补偿后的方案进行了对比仿真研究和实验研究。

This paper introduced the electric current sensor principle of work and voltage pick-up each kind of parameter, elaborated hands over - hands over the frequency changer the principle of work, has made the simple description to its output current voltage waveform, in addition, this article logarithm has also given quite detailed showing according to the gathering technology.

本次论文介绍了电流传感器的工作原理及电压传感器的各种参数，阐述了交-交变频器的工作原理，对其输出电流电压波形做了简单的描绘，此外，本文对数据采集技术也作了比较详细的说明。

The planar surface-mount transformer features a bias winding that, along with diode-pair D2, D3, and inductor L2, provide full-wave rectification for the bias voltage powering the MAX5069A once the input voltage is stable.

平面表面贴装变压器采用了偏置绕组，随着二极管对D2，D3等二级和电感，提供全波偏置电压整流供电MAX5069A一旦输入电压是稳定的。

A series ac voltage regulator based on a new fundamental positive sequence calculation method, which is utilized to generate the compensation voltage reference, is introduced in this paper.

针对串联型交流电压调节器，提出了一种新的基波正序计算方法以获取补偿电压的参考信号。

In the thesis, an advanced synchronous detecting method is proposed, which replaces the phase voltage by fundamental positive sequence voltage.

本文通过对传统同步检测算法的改进，提出利用PARK变换提取三相基波正序电压来代替相电压，弥补传统算法的不足。

A novel non-positive fundamental sequence voltage and current detecting method is presented based on analyzing the function of trigonometric function in detecting the fundamental positive sequence voltage and current.

针对此问题，本文在分析三角函数提取基波电压电流成分有关信息的基础上，提出了一种检测UPQC电压电流信号的新方法。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。