The new generation of Siemens 6RA70 series d. c. speed adjustment device is selected as the key controller of the system, which satisfies the requirements of controlling carriage speed well.
该系统选用西门子新一代的6RA70系列直流调速装置作为核心控制器，较好地实现了船模拖车速度的控制要求。
Functions of the device include the measurement of strip tension and mill speed as well as adjustment of flanging the rolled piece with respect to the roll during"S"roiling.
该设备能用来测量轧制过程带材的张力和速度，还能用其实现“S”方式轧制时对轧辊的包角调整。
The application of PLC in speed adjustment of fin stabilizer is introduced in this paper. This system USES PLC as the central device to achieve digital control of sensitivity adjustment of speed.
介绍了PLC在减摇鳍装置航速调节中的应用，以PLC为控制核心实现装置的航速灵敏度调节的数字化处理。
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