primary circuit

Specific Radioactivity Produced by the Secondary Charged Particle Nuclear Reaction in the Primary Circuit Water of PWR

压水反应堆一回路水中二次带电粒子核反应产物的比活度

It analyzes the principle of transducer, and provides the primary circuit diagram.

对传感器的检测原理进行分析，并提供探测器的主要电路原理图。

It Consists of bidirectional switch and zero current switching control technique to achieve on time rectification in the primary circuit. High power factor, high efficency and low THD have been obtained.

电路采用零电流转换方式进行控制，并采用双向开关实现了电路初级的同期整流，从而实现了高功率因子、高效率和低高次谐波的功率因子改善电路。

The high voltage direct current charge system employs the mode of the AC alternate voltage charging; the temporary energy storage and primary pulse generating system consist of the resonance circuit and the pulse transformer; the 3-stage magnetic pulse compression network is adopted as the pulse compression link.

其中，高压直流充电环节采用交流调压的充电方式；中间储能脉冲形成环节由谐振倍压电路及脉冲变压器组成；采用三级磁脉冲压缩网络作为脉冲压缩环节。

The primary inverter driving circuit circuit , protection circuits for overheat low voltage circuit are introduced specially.

重点介绍了一次逆变的驱动电路及过流、过热、过压保护电路.

The primary circuits are analyzed, and simulations indicate the circuit can be used in a wide dynamic range at low-voltage and low-power.

对电路的主要模块进行了分析，仿真结果显示电路能在低电压低功率时得到宽动态范围的运用。

The designed control circuit consists of two components: isolating and sampling circuit used for sampling output voltage and isolating primary and secondary of the converter; type 2 error amplifier, designing compensated circuit for error amplifier to stabilize feedback circuit system.

设计的控制电路由两部分组成：隔离、取样电路，用来采样输出电压并实现变换器初、次级电气隔离；2型误差放大器，设计补偿电路使反馈电路系统稳定。

Valves on the primary circuIt'shall be sliding valves with indication of open position.

在主回路上的阀门须为,显示开启位置.

Through various short-circuit current temperature rise test results, the transformer temperature, time, and a high degree of three curves, obtained directly within the thermal region transformer primary winding height of about 83.3%.

通过在不同短路电流条件下的温升试验，得到了变压器内部的温度与时间、纵向高度之间的关系曲线，得出变压器内部热区域主要集中在约绕组自下而上高度的83.3%区域。

The primary circuit has the form of double switch forward of feedforward control, the second circuit used the magnetic amplifier as the post regulator.

该分布式电源系统采用高频母线形式，原边电路采用双管正激电路，电压前馈控制，后级利用磁放大器精确控制。

Presentation on the primary circuit design in the bidding design stage for TSQ-ⅰ Hydropower Project

天生桥一级水电站招标设计阶段电工一次设计介绍

When the secondary circuit is open, the core flux is produced by the primary current only.

当次级电路开路时, 铁芯磁通量仅仅由初级电流产生.

PWR Primary Circuit Piping Installation of Daya Bay Nuclear Power Plant

大亚湾核电站压水堆冷却剂管道安装

The major aging problems in a PWR plant and their assessment technologies were summarized as the radiation embrittlement of reactor pressure vessel materials, thermal aging of cast stainless steel, stress corrosion cracking of steam generator tubing and metal fatigue in primary circuit of a PWR plant.

主要的老化机理有反应堆压力容器的辐照脆化、铸造不锈钢的热老化、蒸汽发生器传热管的应力腐蚀开裂和金属疲劳。因而可能是一种潜在的辐射防护剂。

Introduced the repair-experience of the AC driver of the electrostatic printer and proposed the method to improve the primary circuit with the solid-state armature.

介绍静电复印机AC驱动器的维修经验并提出用固态继电器对原电路进行改进的方法。

High voltage is applied between the two parts across the insulation being tested, such as the primary circuit and metal enclosure of the equipment under test ( EUT).

高压施加于被试的两个相互绝缘的部件之间，例如被试设备的主电路与其金属外壳。