silicon control

The concentration control of silicon doping in VB-GaAs monocrystal growth process was discussed. The modification to the factor of doping silicon into GaAs bulk was proposed.

结合VB-GaAs晶体生长工艺，对工艺中掺Si浓度的控制进行了探讨，提出了掺杂计算的修正因子。

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Controllable Silicon Ducting Angel Control with Monolithic Microcomputer The delay counter of a single-chip microcomputer is set by using a touch-switch.

用触摸开关对单片机的一个延时计数器置数，用延时计数器的延时时间控制可控硅的导通角，达到无级调速的目的。

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Three sets of common silicon controlled single return circuit control system was replaced by an intelligent temperature control instrument which gives good solutions to temperature control hysteresis and disturbance between two sys-tems in the synthesis of O-cresol.

用一台智能控温仪代替三套常规可控硅单回路控制系统，解决了化工试验研究中大滞后系统的控温问题和系统之间的相互扰动问题。

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Unfortunately, the SFC provides output voltage and current wave forms of a poor quality and consequently low torque and efficiency due to using Silicon Control Rectifier ( SCR) for the converter design, which cannot meet the requirements of the relevant state standard.

而变频启动装置由于采用可控硅（SCR）整流再逆变原理，其输出电压电流波形差，致使输出效率低、力矩小；另外，谐波分量大，不能满足国家相关标准要求。

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Study on a Practical Silicon Microchannel RBC Deformability Measurement System and the Flow Control Technique

实用化硅微通道红细胞变形性测量系统及流路测控技术研究

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The utility model relates to an amorphous silicon solar control terminal box, which belongs to the technical field of photovoltaic solar energy.

本实用新型涉及一种非晶硅式太阳能控制接线盒，属于光伏太阳能技术领域。

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With the theoretical analysis, the computer simulation and the process experiment methods, this paper studies the liquid forming mechanism of silicon wafer for ELCC technology and makes provision for further research on the solidification microstructure control of the silicon sheet.

采用理论分析、计算机模拟与工艺实验相结合的方法，对ELCC技术硅片液态成形机制进行了研究，为进一步对硅片凝固过程组织控制的研究奠定基础。

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Edge drop control is a key process control for silicon steel production.

边缘降控制是电工钢生产的关键技术.

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And the thermo-optic ( TO) effect and plasma dispersion effect of silicon can be used to control the SOI-based photonic devices.

且硅材料具有良好的热光效应和等离子色散效应，可用来实现对光子器件的调谐控制。

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The control of silicon is a big difficult point of composition control for SPHC steel in CSP process.

硅的控制是CSP工艺生产SPHC钢成分控制的一大难点。

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Based on the optimum principle of dynamic programming, the systematical optimization has been carried out. The optimal technological flowsheets of silicon control and their tactical costs for high and low tapping temperatures have been obtained.

运用动态规划寻优原理，经微机进行系统仿真，分别获得高、低出钢温度两个钢种的最佳硅控制工艺路线及其相应的最低策略成本。

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In this thesis, direct digital control ( DDC) system of the DC motor speed regulation is designed, with the use of MOSFET, a kind of silicon power field controlled devices. Obvious effect has been achieved when applied in testing site.

本课题应用先进的功率场控器件MOSFET为控制器件，根据加工工艺的要求，设计出直接数字控制型直流调速计算机控制系统，并应用于现场，取得明显的效果。

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