a. Calculate the field current required to achieve operation at 15.2 N m torque and 1800

Question:

a. Calculate the field current required to achieve operation at 15.2 N · m torque and 1800 r/min. Calculate the corresponding PWM duty cycle D.

b. Calculate the field current required to achieve operation at 15.2 N · m torque and 1500 r/min. Calculate the corresponding PWM duty cycle.

c. Plot the required PWM duty cycle as a function of speed over the desired speed range of 1500 to 1800 r/min.

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

Electric Machinery

ISBN: 978-0071230100

6th Edition

Authors: Charles Kingsley, Jr, Stephen D. Umans

See More Books

Question Posted: Feb 14, 2011 05:38 AM

See More Questions

Plot the energy of a photon as a function of the wavelength of light for the range of visible wavelengths.
Plot the outage probability (use MATLAB) as a function of the standard deviation of fading (1-15dB) for lognormal fading under the following conditions: average received power = -90dBm; threshold...
A torque T = 100 N · m is applied to the shaft EFG, which is running at constant speed and contains gear F. Gear F transmits torque to shaft ABCD through gear C, which drives the chain...
For each polynomial function, complete the following in order. (a) Use Descartes rule of signs to determine the different possibilities for the numbers of positive, negative, and nonreal complex...
Refer to the financial statements for Samsung in Appendix A. How much were its cash payments for treasury stock purchases for the year ended December 31, 2012?
A function with a global maximum at the left endpoint, a global minimum at the right endpoint, and at least one critical point. Draw functions with the above properties.
How do you classify mechanical clutches ? Describe multi plate type friction clutch.
One of the major problems that Bohn faced was that only about 40 percent of the jobs listed for scheduled maintenance shutdowns were ever performed. During an informal conversation with Ken Viet,...
Create a program that will determine the Quadrant Number of the given integers. Enter your x axis: 2 Enter your y axis: -3 Quadrant IV Enter your x axis: -2 Enter your y axis: 3 Quadrant 2 Enter your...
An orchard has a acre of specialty fruit trees and is preparing for summer harvest. Historically, this acre has yielded and average of 1,800 lbs of fruit with a standard deviation of 800 lbs. A...
Small single-phase permanent-magnet ac generators are frequently used to generate the power for lights on bicycles. For this application, these generators are typically designed with a significant...
The dc motor of Problem 11.1 has a field-winding inductance Lf = 3.7 H and a moment of inertia J = 0.081 kg m2. The motor is operating at rated terminal voltage and an initial speed of 1300 r/min....
Limestone decomposes at high temperatures. At 1000C, K p = 3.87. If pure CaCO 3 is placed in a 5.00-L flask and heated to 1000C, what quantity of CaCO 3 must decompose to achieve the equilibrium...
identify at least two operational risks and two operational risk mitigation strategies, at least two financial risks and two financial risk mitigation strategies, one market risk and one market risk...
How does the internal conflict between duty and desire shape the characters' choices and relationships in Leo Tolstoy's "Anna Karenina" and Gustave Flaubert's "Madame Bovary"?
Do you think investing in corporate bonds or quality stocks is the best way to increase income? Why or why not?
Draw a rough picture of the window produced by this code public class Main extends Application { @Override public void start (Stage primaryStage) { HBox data= new HBox(10); Label name LBL = new...
When renting an apartment, a security deposit represents: Group of answer choices some money to cover costs of repairs/cleaning after move-out the terms by which an apartment can be subleased a...
Please reflect on and explain the role and usefulness of the concept of SD in relation to the protection of the environment.
Find the center of mass of a thin triangular plate bounded by the y-axis and the lines y = x and y = 2 - x if (x, y) = 6x + 3y + 3.
Define each of the following: V OH , V IL , I OL , I IH , t PLH , t PHL , I CCL , I CCH .
Find Io in the network shown using superposition 3 KCO 6W 2mA
Find Io in the network shown using superposition 1KL2
Find Io in the network shown using superposition. 2KL2 6KO 10 4mA 12V 4
Provide the codification references to support your answers Scope Questions 1. Which entities are subject to the Interim Reporting guidance within the Codification? 2. Does the Foreign Currency...
Why should a company establish an internal control structure? (2 marks) Evaluate the advantages and disadvantages of Perpetual Inventory System against Periodical Inventory System respectively. (2...
The Green Chef is an exclusive restaurant in your city. Reservations are difficult to secure and the menu is expensive. The owner, Chef Jorge, is rumored to be running an illegal gambling operation...

a. Calculate the field current required to achieve operation at 15.2 N m torque and 1800

Question:

Step by Step Answer:

part a From the noload data Eanl Kf wmnlfnl Combining and gives Th...View the full answer

Electric Machinery

Students also viewed these Electrical Engineering questions