The control also must calculate approach and escape motions as well as acceleration and deceleration.
数控系统还必须计算进刀和退刀，以及加速度和减速度。
The optimal control of aeroengine acceleration and deceleration processes is deeply investigated.
深入研究了航空发动机加速过程和减速过程的最优控制问题。
The control of acceleration and deceleration is one of key techniques used in CNC systems.
加减速控制是CNC系统的关键技术之一。
Conventional acceleration and deceleration control method plans velocity in single segment of machining path, so it can not meet the need for high speed.
传统的段内加减速控制方法由于整体速度偏低，不能适应高速加工的需要。
Proposes a method to control the system by combining the processes of acceleration and deceleration through software. It constructs corresponding control system.
针对这种运动非对称大惯量系统，提出一种把升、降速单一模型通过软件复合对系统进行控制的方法，并构建了相应的控制系统。
To implement high speed machining, the acceleration and deceleration control method of CNC machine tools must have better flexibility, stability and location accuracy.
高速加工对数控机床加减速控制方法提出了更高的柔性、平稳性和位置精度要求。
The smoothness of acceleration and deceleration process is a serious problem in valve control system with high inertia loads.
大惯性负载加减速过程的平稳性问题严重影响了阀控系统的动态特性。
The interpolation and acceleration and deceleration control are two core functional modules of CNC machining technology, which have great impacts on machining precision and efficiency.
其中插补及加减速控制技术是数控加工的核心功能模块，其性能的好坏将直接影响加工精度和加工效率。
Therefore, depending on the control precision and control to choose the right speed acceleration and deceleration control method is very important.
所以根据不同的控制精度、控制速度选择合适的加减速控制方法是很重要的。
Firstly the system designs a new stepper acceleration and deceleration algorithm to control the stepper motor based on its features.
首先本系统针对步进电机运行的特点，全新设计了步进电机加减速算法。
Firstly the system designs a new stepper acceleration and deceleration algorithm to control the stepper motor based on its features.
首先本系统针对步进电机运行的特点，全新设计了步进电机加减速算法。
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