查询词典 power supply

This design separately uses series linear constant voltage circuit, series regulate constant current circuit and the feedback type contravariant circuit to design direct current constant voltage power supply, direct current constant current power supply and DC-DC converter.

本设计分别用串联型线性稳压电路，串联调整式稳流电路和反馈式逆变电路设计直流稳压电源，直流稳流电源和DC-DC变换器。

High frequency technology has been widely applied to power supply. So, it is possible to make high frequency power supply for X-ray diffractometer.

高频技术已经广泛应用到了电源制造领域，因此，研制X射线衍射仪高频高压电源成为了可能。

This paper analyses the basic principle of electrostatic precipitation and the ESPs request for power supply, designs the system structure of high frequency switched mode power supply for ESP.

本文分析了高压静电除尘的基本原理以及其对供电电源的要求，确定了用于高压静电除尘的高频开关电源的系统结构。

In power market environment, both sides of power supply and demand is according to electrovalency on any account changes quantity of supply and demand, pursuit oneself increase is the biggest change.

在电力市场环境中，电力供需双方是根据电价高低改变供需数量，追求自身利益最大化。

On the other hand,because of the large differences no matter in industry character,manufacturing character or in member composition between the power supply enterprises and the other commodity production enterprises,we can not copy the performance evaluation methods of others,so we need to research on the new methods suited for the characteristics of the power supply enterprises.

本文选取了宜宾市电业局的目标管理绩效考核方案作为研究对象，对方案实施的内容进行详细分析与评价，讨论方案对企业整体绩效以及人力资源管理方面的积极作用与不足，由此提出进行进一步改进的建议。

In the voltage doubling rectifying circuit, the high voltage has been realized by the positive and negative way, and the voltage between the cathode and anode could reach 1700 V. In the fly-back switching high-voltage power supply, considering the requirements of each unit of the driving circuits on the power supply, the three-group voltage outputs including low-voltage outputs have been realized: 1600V/20mA,12V/500mA, 5V/50mA, in which UC3842 has been used to achieve pulse width modulation.

在倍压整流电路设计中，采用正、负电压方式实现高压，有效降低了阴阳极间所需的高压，最终两极间可产生1700V电压；在反激式开关电源电路设计中，利用UC3842芯片实现PWM调制，考虑到驱动电路各单元对电源的需求，设计了包括低压电源在内的三组电源输出：1600V/20mA，12V/500mA，5V/50mA。

To distinguish between a power supply problem is the ground loop problems, a simple method is to control the host computer, the nearest access to a power supply not only the issue of the camera output signal, if the monitor that there is no interference , it indicates control console, no problem.

要分清是电源的问题还是地环路的问题，一种简易的方法是，在控制主机上，就近只接入一台电源没有问题的摄像机输出信号，如果在监视器上没有出现上述的干扰现象，则说明控制主机无问题。

When complete the equipment connections, should callback according previous process, affirm inerrability, and then insert power supply box three cores flat plug into triplex wires independent receptacle, set the power supply box switch at "ON" with special keys.

设备间接线及设备完成后，应按上述程序复查一遍，确认无误，再将电源盒电源三芯扁插头插在 AC 220V/10A 三扁独立插座上，用电源盒专用钥匙将电源盒开关置"ON"位置，按下列步骤检查试机

When complete the equipment connections, should callback according previous process, affirm inerrability, and then insert power supply box three cores flat plug into triplex wires independent receptacle, set the power supply box switch at 'ON' with special keys.

所有安工程完成后，在检查一遍所有连线，确认无误，再将电源盒电源三芯扁插头插在 AC 220V/10A 三扁独立插座上，用电源盒专用钥匙将电源盒开关置"ON"位置，按下列步骤检查

The power supply can acquire real time online voltage signal of electric network and input into inverting system; generate synchronous signal and effective value of amplitude signal, then become SPWM pulse by wave generating chip SA4828. High degree sinus and good anti-disturbance performed power supply inverting can be also realized.

该电源可以在线实时采集电网电压送入逆变系统，实时产生同步信号和幅值有效值信号，通过波形产生芯片SA4828实时产生和采样电压同频同步且幅值可调的正弦脉宽调制脉冲，并采用开关线性复合功率变换技术，实现高正弦度和强抗负载扰动性能的电源逆变。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。