What is the cause of the very large “inductive kick” voltage that occurs when using the CEMF controller and dynamic braking?
What will be an ideal response?
When the shunt field is disconnected from the supply voltage, its magnetic field begins to collapse. The quick collapse of the magnetic field produces a very large “inductive kick” voltage—possibly thousands of volts.
You might also like to view...
Explain how you would prune and train a grapevine from immediately after it is planted until it is 3 years old
What will be an ideal response?
Why are children and the elderly more at risk from some of the diseases and injuries covered in this
chapter?
What will be an ideal response?What are the two types of actuator used in electrohydraulic injectors?
A. Mechanical and solidstate. B. Solenoid and servo. C. Servo and piezoelectric. D. Solenoid and piezoelectric.
German immigrants to the United States
A. quickly became a powerful political force. B. came to escape economic hardships and autocratic government. C. were as poor as the Irish. D. contributed little to American life. E. were almost all Roman Catholics.