Reference

Here are several references providing detailed information on blocked rotor tests and their significance:

1. Wikipedia - Blocked Rotor Test: This entry provides a general overview of what a blocked rotor test is, its various names (such as short-circuit test, locked rotor test, or stalled torque test), and its application in assessing induction motors.

2. ResearchGate - The Locked Rotor Test Explained: This PDF document delivers an in-depth explanation of performing the locked rotor torque test, including calculations for starting torque and current at full voltage.

3. TIDJMA - Blocked Rotor Test: This page discusses the key information derived from a blocked rotor test, particularly regarding the motor's internal impedance, winding resistance, and reactance.

4. Scribd - Performing Locked Rotor Test on Squirrel Cage Motors: The document details the importance of the locked rotor test in revealing motor parameters like leakage impedances, breakdown torque, and overload capacity.

5. PDF - No Load & Block Rotor Test on Three Phase Induction Motor: It explains the procedure and effects of conducting a block rotor test, including how different input power levels affect the motor when the rotor is blocked.

Images:

These references and visuals offer comprehensive insights into the blocked rotor test's procedures and significance for understanding and analyzing electrical motor characteristics.