1 34. 2  34 Converting AC to DC Thyristor A primary function of a DC drive, such as the SIMOREG 6RA70 DC MASTER, is to convert AC voltage into a variable DC voltage. 3  It is necessary to vary to DC voltage in order to control the speed of a DC motor. 4  A thyristor is one type of device commonly used to convert AC to DC. DC motors were the first practical device to convert electrical energy into mechanical energy. 2  DC motors, coupled with DC drives such as the Siemens SIMOREG 6RA70, have been widely used in industrial drive applications for years, offering very precise control.
Cerissa /ce-ris-sa/ [3 sylls.] as a girls' name. Cerissa's roots are English and French, and the name Cerissa means cherry. Cerissa is an alternate spelling of Cerise (English, French): modern coinage from French cerise. Compare surname Christa.
Gender: Female. Usage: Larissa is a very popular first name. It is more often used as a girl (female) name. People having the name Larissa are in general originating from Austria, Belarus, Belgium, Bulgaria, Czech Republic, Estonia, France, Germany, Greece, Netherlands, Russia, Switzerland, United States of America.opularity of the Name. The name Larissa is ranked on the 1,625th position of the most used names. It means that this name is very frequently used. We estimate that there are at least 276000 persons in the world having this name which is around 0.004% of the population. The name Larissa has seven characters. It means that it is relatively ...