1) secondary control
二等控制
2) diameter-constant control
等径控制
1.
According to this model, a set of diameter-constant control system was designed.
分析了提拉法晶体生长过程中影响滞后变化的因素 ,采用传统PID调节器和计算机辅助控制相结合的办法 ,解决了铌酸锂晶体生长过程中的精确等径控制问题 ,并在大直径铌酸锂晶体生长应用中取得了满意的效果。
3) equivalent control
等效控制
1.
The equivalent control strategy is formed by introducing time-variant sliding surface into discrete-time systems.
把时变滑平面引进离散时间系统,组成一种等效控制策略,使系统对参数摄动和外部干扰具有很强的鲁棒性,并且消除了系统的颤振现象,系统获得了满意的控制性能。
2.
Based on the analysis of the conventional discrete quasi sliding mode and its chattering, the control strategy combining discrete quasi sliding mode control with discrete equivalent control is presented.
基于对常规离散准滑动模态及其抖振的分析 ,提出将离散趋近律与等效控制相结合的控制策略 ,既保证了趋近模态具有良好品质 ,又降低了准滑动模态带。
3.
The quasi-sliding mode controllers are designed based on the quality of the equivalent control,and the width of thequasi-sliding mode band is reduced effectively.
针对输入受限的离散系统,提出了基于等效控制的准滑动模态控制策略,使系统状态在最短时间内进入准滑动模态,并有效的抑制了系统不确定性对准滑动模态宽度的影响。
4) equidistance control
等距控制
5) dispatch control
等控制
6) secondary cooling control
二冷控制
1.
The improving measures include increas- ing the length of secondary cooling zones and the specific water flow,adjusting the water flow distribution among the secondary cooling zones,so the optimum secondary cooling control scheme is .
针对攀钢高强耐候乙字钢大方坯连铸二冷控制制度在连铸比水量和二冷区水量分配等方面存在的问题,通过采用延长喷水冷却区长度、适当增大连铸比水量、调整二冷区各回路的冷却能力及水量分配比例的方法,优化了YQ450NQR1大方坯连铸二冷制度。
2.
Therefore, the secondary cooling control scheme suitable for rail steel was developed on the basis of the variation of hot ductility with temperature and the distribution of strand surface temperature in secondary cooling zones, which improves internal quality of bloom heavy ra.
针对攀钢大方坯连铸引进的二冷控制技术在连铸比水量和二冷区水量分配等方面存在的问题,通过测试研究重轨钢的高温延塑性能和二冷区的铸坯表面温度分布,制定了满足攀钢重轨钢连铸工艺要求的二冷控制制度。
补充资料：径径
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