The under-balanced drilling technology is based on how to control the bottom negative pressure which is related to the pressure computation of multiphase flow in annulus .
井底负压值控制是欠平衡钻井技术的基础，而井底负压值的大小与环空多相流的有关压力计算有关。
The development of perimeter control of the checkerboard involved in structure topology optimization of multiphase materials is presented.
针对多相材料结构的拓扑优化出现的棋盘格问题，研究了周长约束控制方法。
With the complexity of the control of multiphase machines, a novel control method was proposed in this paper, namely six-phase motor trapezoidal wave phase current control.
针对多相电机控制模式复杂性的特点，提出一种新颖的控制方式：即六相感应电机梯形波相电流控制。
Analysis and calculation of motor parameters help to design and control of a multiphase motor.
多相电机参数的分析和计算对电机的设计和控制有重要意义。
According to the characteristics, one kind of system was described that used real-time fuzzy and the timed control to carry out the dynamic control of the multiphase signal of isolated intersection.
针对这一特点，介绍了一种采用实时模糊和定时控制对单交叉口多相位信号进行动态控制的系统，并提出了一种改进的单交叉口多相位信号实时配时模型。
The High-Temperature Multiphase-flow Wind Tunnel is a big inertia and strong coupling system, and conventional PID control system is unable to satisfy it.
高温多相流风洞是一个大惯性、强耦合的系统，常规PID控制难以满足要求。
The multiphase reactor have a lot of advantages such as high coefficient of mass transfer, good performance of mixing and easy to control etc.
多相流态化反应器具有如传质系数高，混合性能好，操作简单等优点。
Multiphase flow was existed in the oil industry widely, the control system was an essential integral part of multiphase transport process.
多相流现象广泛存在于石油工业中，控制系统则是多相混输过程中不可缺少的组成部分。
This paper expatiates and analyses the vector control system of multiphase PMSM, analyses the importance of intelligent control used in multiphase PMSM speed control system.
论文阐述和分析了多相永磁同步电机矢量控制系统，分析了多相永磁同步电机调速系统智能控制的重要性。
The hydraulic machinery test stand in multiphase flow and its automatic measure-control system is set up in this paper.
本研究建立了水力机械多相流动试验台及其自动测控系统。
The hydraulic machinery test stand in multiphase flow and its automatic measure-control system is set up in this paper.
本研究建立了水力机械多相流动试验台及其自动测控系统。
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