查询词典 cutout switch

This paper gives out the principles and improving schemes of transformer discharge equipment and resonance booster discharge equipment. By detecting the current in the main circuit, the gap's breaking-down can be identified, and the single chip micro-computer will send out corresponding control signal to make the IGBTs to switch off or cut off the input voltage, by this mean, we can make sure that every time of the experiment, the sample will discharge only once. The paper also introduces the principle of the protection circuit. At last, the experimental waveforms were listed, which prove the feasibility of the high voltage discharge fast switch-off device.

该文给出了变压器和谐振升压器2种高压放电试验装置的原理以及改进方案，通过检测主回路电流大小判断间隙是否被击穿，由单片机发出相应控制信号，采用IGBT等开关器件控制试验电压的通断，保证了试品每次试验只进行一次放电，介绍了保护电路的原理，给出了试验波形，证明了此高压放电速断装置的可行性。

The human does not leave, and in the activity, the switch continues the breakover; After the human leaves, the switch time delay automatic shut-off load, is bright the human to the lamp, the human extinguishes to the lamp, kind convenient, safe energy conservation.

人不离开且在活动，开关持续导通；人离开后，开关延时自动关闭负载，人到灯亮，人离灯熄，亲切方便，安全节能。

It has a Wide and Narrow bandwidth selector with a series of ceramic bandpass filters, a DX/Local switch and an FM noise canceler switch.

天气让与一系列陶器的带通滤波器一起的一台宽和精细的带宽选择器，一DX/Local接通和一个调频噪声消除器开关。

Focuses on the switch ways of ATSE, this chapter put forth the concept of the reliability of automatic change-over switch.

重点论述了自动转换开关的切换方式，同时提出了自动转换开关可靠性概念。

So the proposed ZVT-PWM flyback dc/dc converter does not increase active or passive clamper circuit to suppress the switch voltage stress and can reduce switch loss to promote the efficiency of the circuit.

文中详细说明电路之操作原理并推导各个工作模式下的等效电路及转换器设计方法。

In this paper the commutate circuit principle and work process of the commutate circuit, the composing and work principle of frequency conversion circuit, main switch element IGBT structure feature turn on and turn-off process dynamic and static switch feature and the work principle of invert were analyzed .

本论文分析了整流电路及相控电路的原理和工作过程；变频电路的组成和工作原理；主开关器件IGBT的结构特点、导通及关断过程、动态静态开关特性；逆变电路的工作原理。

In order to solve the application problem of conduction heating machining, this project investigates some problems, such as dynamic characteristics of heating power, features of circuit current and voltage, arc discharge states and so on. It also studies control characteristics of Uni-phase or Tri-phase Direct Current Power Supply and Inverse Switch Power Supply. A High Frequency Inverse Switch Commutate Power Supply is developed.

为了解决导电加热切削的应用问题，从加热电源的动态性能和回路的电流、电压特性及电弧放电状态等方面进行研究，分析比较了单、三相交直流电源和逆变开关电源的特点和控制特性，研制了高频逆变开关整流电源。

BSIT compound device is developed. This device consisting of BSIT and BJT has many advantages, such as high switch speed, large power capacity and high h+ temperature stability. It can be used in low voltage switch regulator, pulse power source, instrument enduring a bad environment, and so on.

本文研制了BSIT组合器件，它是由BSIT和BJT组合而成的一种复合器件，具有开关速度高、功率容量大、h_的温度稳定性好等优点，可用于低压开关电源、优质脉冲功率源和高低温恶劣环境下的仪表等场合。

A switch with three groups of electrodes was developed. The feasibility of the concomitance of multi-group electrodes, the switch structure and the internal electric field were analyzed.

设计了一个有3组电极的开关，给出了开关的结构，分析了多组电极共存的可行性和开关内的电场，利用通用电路模拟软件对通过开关的电流进行了计算。

The invention relates to an external synchronous TD-SCDMA cover network system, which comprises a main coverer and at least one driven coverer forming the cover network system; said main coverer, via synchronizing the TD-SCDMA descending signal of descending chain, outputs descending-ascending switch control signal to the main coverer, to obtain frame synchronization; sending the synchronous instruct signal to the driven coverer; obtaining the frame synchronization at the driven coverer, via external synchronous instruction signal, to complete the normal ascending-descending time slit switch.

本发明外同步TD-SCDMA覆盖网络系统，包括组成覆盖网络系统的主覆盖端和至少一个从覆盖端，所述主覆盖端通过对下行链路中的TD-SCDMA下行信号进行同步处理，向主覆盖端输出上下行切换控制信号，获得帧同步；并将同步指示信号发送至从覆盖端，从覆盖端根据外同步指示信号进一步获得帧同步，从而完成整个覆盖网络系统的正常上下行时隙切换。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"