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Question 3.6: Use the initial conditions calculated in Example 3-5 to simu......

Use the initial conditions calculated in Example 3-5 to simulate a sudden change in load torque to one-half of its initial value. Plot various quantities as a function of time.

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Related Answered Questions

Question: 3.7

The machine in Example 3-5 is made to go into the generator mode. Make the load torque change linearly from its initial rated positive value to the rated negative value in 0.2 seconds. Plot various quantities as a function of time. ...

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See the complete solution on the accompanying webs...
Question: 3.5

Consider the “test” machine described in Chapter 1. Assume that this machine is operating under its rated condition in steady state, supplying its rated torque. Calculate the initial values of the flux linkages of dq windings, the dq currents, the rotor speed, and the torque for the following three ...

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See the complete solution on the accompanying webs...
Question: 3.3

In Simulink, develop a simulation of the induction machine described in Example 3-1 operating in steady state as specified in Example 3-1. At t = 0.1 seconds, the load torque TL suddenly goes to one-half of its initial value and stays at that level. Assume θda(0) = 0 and a synchronously rotating dq ...

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The Simulink file EX3_3.mdl included on the accomp...
Question: 3.4

Consider the “test” machine described in Chapter 1. Simulate the machine starting from a completely powered-down state with no external load connected to it. Simulate for three different assumptions regarding the d-axis:(a) ωd = ωsyn (b) ωd = ωm (c) The d-axis is aligned with the rotor flux linkage ...

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Question: 3.2

Calculate the initial conditions of the induction machine operating in steady state in Example 3-1 using the voltage equations Eq. (3-28), Eq. (3-29), Eq. (3-31), and Eq. (3-32). Also calculate the load torque. ...

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In a balanced steady state, with \omega_d[/...
Question: 3.1

An induction machine with the following nameplate data is initially operating under its rated condition in steady state, supplying its rated torque. Calculate initial values of flux linkages and the load torque. Assume that the phase-a voltage has its positive peak at time t = 0. Nameplate Data ...

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A MATLAB file EX3_1.m on accompanying website is b...