Design of this system is based on passive system, integrating drive and guide of control rod.
该系统是以非能动系统为基础设计的，并实现了传动、导向一体化。
This paper describes a kind of control rod position indication system with self-coding detector.
介绍了一种自编码式棒位测量系统。
The critical acceleration for the control rod not to move up or down abnormally was determined using them.
通过对计算结果进行分析，得出不同温度、流量下水力驱动控制棒系统不出现异常提棒现象的临界加速度。
The key technique problems in design are discussed in accordance with the main failure patterns of control rod.
针对控制棒的主要失效模式，讨论了关键的设计技术问题。
The cruciform control rod controlling is the main method to control reactivity in the nuclear heating reactor (NHR).
核供热反应堆的过剩反应性主要靠十字形控制棒来控制。
The cross sections in the region that includes control rod and part reflector are homogenized by the weight of fluxes.
按通量权重归并控制棒区（包括控制棒、空隙及石墨反射层的整个圆环）的均匀化截面。
The control rod drive mechanism(CRDM) is one of the key equipment related to reactor normal operation, safety and reliability.
控制棒水力驱动系统是核供热堆的关键系统之一 ，其运行失效将直接导致供热堆的非计划停堆。
A hydraulic step cylinder system (HSCS) used as a new kind of nuclear control rod driving system is driven by dynamic pressure.
水力步进缸系统是以流体动压为动力的反应堆新型控制棒驱动装置。
The safety switch comprises a heat transfer piece, an insulating seat, a fusible body, a control rod and a movable safety piece.
该保险开关，它包括一热传递片、一绝缘座、一可熔体、一控制杆以及一动保险片。
The dynamic stepping motion of a hydraulic cylinder for the control rod hydraulic drive mechanism (CRHDM) was tested experimentally.
针对控制棒水压驱动机构单个水压缸的步进性能，通过实验获得了水压缸步进的动态过程。
In this paper, the multi-region first collision probabilities are used to derive the formula for calculating blackness of a cylindrical control rod.
本文利用多区首次碰撞几率，推导计算圆柱形控制棒黑度的公式。
The response amplitude also relates to the impact direction. When the reactor moved down rapidly, the response displacement of the control rod is larger.
冲击响应幅值还与冲击方向有关，当冲击位移向下时，控制棒的响应位移相对比较大。
This paper simply presents the bases of design, design requirement and experimental investigation of Qinshan nuclear power plant's control rod drive li-ne.
本文简要介绍秦山核电厂控制棒驱动线的设计依据、设计要求以及试验研究。
The steady counting rates of neutron in reactor are measured by a conventional instrument(the start-up devices)to calibrate reactivity worth of a control rod.
利用常规仪器（堆控制室中的启动装置）测得反应堆中稳定的中子计数率来刻度控制棒的反应性当量。
It takes ball screws as drive machine, engaged electromagnet to drive steady control rod up and down, disengaged electromagnet to drop the control rod rapidly.
该机构采用滚珠丝杠副的传动方式，通过电磁铁的吸合，可以带动稳态控制棒上下运行，当释放电磁铁时，可以实现快速落棒。
The hydraulic system of control rod drives is one of the key systems in a nuclear heating reactor. The unplanned outage will be directly caused by the system failure.
控制棒水力驱动系统是核供热堆的关键系统之一，其运行失效将直接导致供热堆的非计划停堆。
Theoretical analysis on the steady state property of step cylinder of the hydraulic control rod drive system for the 200 MW nuclear heating reactor have been carried out.
对水力驱动控制棒步进缸的静态保持特性进行了理论分析。
The electromagnetic field distribution was studied to explain the increased electromagnetic force after installing permanent magnets in a movable magnetic coils control rod drive mechanism.
为了解释控制棒可动线圈电磁驱动机构加入永磁后电磁力增强的机理，对机构的电磁机理及分布进行了研究。
Control rod is a key safety control system for nuclear reactors, with the scram time parameters being crucial to reactor safety.
控制棒的落棒在反应堆控制中是一个十分重要的方面，尤其是落棒时间这个参数。
The three dimensional flow field of the step cylinder in Hydraulic Control Rod Driving System (HCRDS) is calculated and analyzed with the computational fluid (dynamics) program CFX5 in detail.
应用计算流体力学程序CFX5对水力驱动控制棒步进缸内部的三维流场进行了计算和分析。
The three dimensional flow field of the step cylinder in Hydraulic Control Rod Driving System (HCRDS) is calculated and analyzed with the computational fluid (dynamics) program CFX5 in detail.
应用计算流体力学程序CFX5对水力驱动控制棒步进缸内部的三维流场进行了计算和分析。
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