Speed control characteristics of ultrasonic motor drive control system based on DDS

Author(s):  
Xiangyang You
2011 ◽  
Vol 383-390 ◽  
pp. 1696-1700 ◽  
Author(s):  
Yue Dong Chen ◽  
Zhen Hua Xia

The levels of continuous casting process of copper and copper alloy billet have many advantages, such as taking small footprint, low investment and the shorter flow. Recently, it develops very quickly all over the world. This article designs the dummy body drive control system based on the DSP digital signal processing chips, inverter and variable speed induction motor, and uses the unique process that space vector pulse width modulation strategy can achieve continuous casting horizontal tractor’s four beats to realize continuous casting process’ high-quality, stable and reliable implementation. Early in the 19th century, German Bismarck had proposed a continuous casting process in his patent. The development of this method in the copper industry began in 1940s, the type of equipment went through belt type, vibration mold, vertical traction type, tilt casting type and Horizontal traction type [1, 2]. Now, horizontal traction, as the most popular method abroad, because its products don’t need straightening, and consistency of properties along the length and high density of grain lead to the improvements of mechanical properties and electrical properties, its superiority in product quality and production efficiency is obvious. The design combined the modern AC variable speed control and advanced SCM control technology and traction continuous casting process to design a Speed controller of horizontal continuous casting of copper traction motor, its performance is similar with to dummy industrial control computer and AC servo motor drive control system, but the configuration of the hardware is less than half the price.


2016 ◽  
Vol 9 (7) ◽  
pp. 303-308 ◽  
Author(s):  
Guangjun Yuan ◽  
Runsheng Guo ◽  
Jiyuan Sun ◽  
Zhenxiong Zhou

2001 ◽  
Vol 37 (12) ◽  
pp. 1140-1146 ◽  
Author(s):  
Hisahide NAKAMURA ◽  
Tatsuya SUZUKI ◽  
Shigeru OKUMA ◽  
Kazuhiro YUBAI ◽  
Masayoshi TOMIZUKA

2013 ◽  
Vol 467 ◽  
pp. 510-515
Author(s):  
Аmandyk Tuleshov ◽  
Кassymbek Ozhikenov ◽  
Ruslan Utebayev ◽  
Erkebulan Tuleshov

This work studies the effectivenessof applyingadaptive regulatorindirect current drive control system ofmanipulator robot link. An adaptive stabilization ofcontrol system dynamics by directly modifying the transfer factor of electric drive regulator was carried out. In turn, this causes simplification of the system with adaptive regulator and its technical implementation. This system was modeled inMATLAB (Simulink). A comparative evaluation of the results of modeling of electric drives with adaptive regulator with traditionally used methodology coordinate regulation was carried out. It is shown that the usage of adaptive regulator in electric drives systemdelivers desired dynamic characteristics of the manipulator.


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