转速环的输出作为电流环的输入。
在此基础上，对转速环电流环双环控制系统进行了控制器结构选择与参数设计。
Controller structure is chosen and parameters are designed for double-loop controlling system based on the model.
调速部分为双闭环直流调速系统，由转速环(内环)和电流环(外环)串联组成。
The part of timing is a double closed loop DC timing system, and it is composed of rev loop (internal loop) and current loop (external), which are series-wound.
为提高异步电机转速环的动态性能，提出一种新型的有速度传感器的转速控制器设计方案。
A new speed controller with sensor feedback was developed to improve the speed control of induction motors.
本论文首先将模糊控制应用于变频调速系统的转速环，取代常规的PI调节器，旨在提高系统的抗干扰能力。
In this paper, speed loop adopting fuzzy control scheme which takes place of common PI controller, is to improve the performance of disturbance rejection.
而对其中的电流环采用传统的PID算法控制，对于转速环，由于转速受多种非线性因素的影响，因而采用模糊控制算法。
We adopt traditional PID arithmetic to control current loop, and we adopt fuzzy control arithmetic to control rev loop, for rev loop is affected by many kinds of linear factors.
该（旋转）环由电动机带动，其转速等于电动机的转速。
在上述基础上，本文设计了一个具有机端电压反馈和转速偏差反馈的双环非线性PID控制器。
Based on forenamed knowledge, the paper designs a double-loop NPID excitation controller, which has parallel feedback of voltage and error of rotate-speed.
波纹式头部设计，防止固体颗粒从密封面上撞出，使得密封能够抵抗更高的压力和旋转速度，避免金属壳接触到密封环。
The crimped head design, prevents solids from dislodging the seal face, allows the seal to withstand higher pressure and rotational speed and eliminates the metal shell from contacting the seal ring.
对于立式轧环机，当导向辊固定导向时，其旋转速度与环件的尺寸和运动无关，而与导向辊的尺寸、驱动辊的尺寸和运动有关；
The rotate speed of the guide roll has no relations to the ring dimension and movement and has relations to guide roll dimension, driven roll dimension and movement when the guide rolling is fixed.
搅拌釜式反应器中的浆液浓度、临界搅拌转速、淤浆悬浮高度和环管反应器中的浆液浓度等参数，既是反应器的设计、优化的重要依据，也是实际生产运行过程中的重要控制变量。
The slurry concentration, minimum agitation speed and slurry suspension height, as the basic parameters in the solid-liquid system, is very important to the design and optimization of the reactors.
通过改变叶轮口环间隙的大小对不同叶片型式的低比转速离心泵进行试验，证明口环间隙对低比转速离心泵效率的影响与泵叶轮的叶片的型式无关。
The experiments on different types of impeller are done by changing the clearance of wear-ring to prove that the clearance has no influence on the pump efficiency under various types of impeller.
牙轮钻头目前的发展趋势是实现高速化，随着钻头转速的不断提高，在恶劣环境下工作的普通轴承密封这一环节的薄弱性将显得越来越突出。
The recent development trend of cone bits is to realize their high speed. Faster the speed of bit is, the more weak of common bearing seals worked under the rough environment is.
考察了环己烯水合反应工艺中，反应温度、催化剂浓度、搅拌器转速、反应时间以及负荷对环己烯水合反应的影响。
Reaction temperature, catalyst concentration, agitator speed and reaction time as well as reaction load were studied as affecting factors on cyclohexene hydration reaction.
无传感器闭环控制模块包括换向调节、电流环调节和速度环调节、正反转速控制等功能。
Sensorless DC motor close-loop control module include reversing control, current loop regulating, the positive and negative rotational speed controls with speed ring etc.
合理的主辊转速是保证异形环件顺利轧制的重要因素。
The rotational speed of the main roll of a profile ring mill is critical for insuring the success of its rolling process.
控制系统采用双环控制，速度环采用PI转速控制，电流环采用矢量控制。
In the double loop of control system, a PI speed controller is adopted in the speed loop, and a vector controller is used in the current loop.
并通过分析转速输出曲线，提出了加入模糊速度前馈控制环的系统改进方案，系统稳定性得到较大提高。
An improvement which adds fuzzy speed feedforward controller to the system is described after analyzing the output curve of rotor speed. Remarkably, the stability of system is enhanced.
通过对浮环减薄前后实验结果的对比分析，研究了浮环厚度变化对浮环轴承涡动及稳定性的影响，并给出了三维谱图、涡动比与转速图、典型分岔图。
Based on two experiments on floating ring bearing before and after floating ring thickness reduction, the effect of thickness variation of floating ring on whirl and stability was studied.
由于介质端动静环密封处的特殊结构处理，该装置适用于介质压力和粘度较大、转速较高的密封场合。
Since the special structure treatment of the dynamic and static ring sealing points in the medium e…
由于介质端动静环密封处的特殊结构处理，该装置适用于介质压力和粘度较大、转速较高的密封场合。
Since the special structure treatment of the dynamic and static ring sealing points in the medium e…
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