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8 of 8 people found the following review helpful:
4.0 out of 5 stars A second look
The review I wrote previously was written from the standpoint of someone using this book as a chief reference for the course. After taking a second look at the book, a few things stand out:

There are many worked examples to help explain the fundamental concepts that are explained in the text.

The book contains many problems for students to work,...
Published on November 27, 2005 by Greg Freeman

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6 of 6 people found the following review helpful:
3.0 out of 5 stars Dorf, a good book but bad problem sets
This book has good explanations for learning the material, but the problems stink. My first controls class was under Kuo (Kuo & Golnaraghi, Automatic Control Systems), and this book has similar ordering of the material that I like. My students wanted more simple examples than Kuo's book had, unfortunately as I used this book I discovered that the problems are bad. They...
Published on March 30, 2007 by Rodney L. Korthals


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8 of 8 people found the following review helpful:
4.0 out of 5 stars A second look, November 27, 2005
By 
Greg Freeman (Gainesville, FL United States) - See all my reviews
This review is from: Modern Control Systems (10th Edition) (Hardcover)
The review I wrote previously was written from the standpoint of someone using this book as a chief reference for the course. After taking a second look at the book, a few things stand out:

There are many worked examples to help explain the fundamental concepts that are explained in the text.

The book contains many problems for students to work, including more advanced or computer based problems.

The incorporation of Matlab methods in this book provides a background very helpful to engineering students, as not many other books contain computer skills that should be taught along with the course.

Fundamentals are taught and are capable of understanding with proper patience.


That said, here are the problems I found with this book:

This is a 10th edition textbook, and by now the index should be much more thorough, and should especially reference important formulas.

Important equations are not typset in a way that makes them entirely obvious. Other books place boxes or highlight or use different colored text to emphasize important equations and formulas. Some equations in this book are set out with boxes, but the selection of what is boxed doesn't necessarily reflect what students might use, such as the angle critereon (equation 7.17)

Examples are placed in the middle of method steps, without a clear delineation. Examples have a clear header to designate where they begin, but the end of the examples tends to get lost, as the only clear marker for the end of an example is a shaded square at the end of a block of text. Other books tend to shade the entire background of an example, and give the examples more border space so that methods can be followed without necessarily having to read through examples.


Content wise, this book is valuable, but the organization and index should be much more refined for a 10th edition textbook.
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6 of 6 people found the following review helpful:
3.0 out of 5 stars Dorf, a good book but bad problem sets, March 30, 2007
This review is from: Modern Control Systems (10th Edition) (Hardcover)
This book has good explanations for learning the material, but the problems stink. My first controls class was under Kuo (Kuo & Golnaraghi, Automatic Control Systems), and this book has similar ordering of the material that I like. My students wanted more simple examples than Kuo's book had, unfortunately as I used this book I discovered that the problems are bad. They either give-away the answer by including all relevent equations, or they make the answer unobtainable by giving most of the equations but leaving out important aspects of the problem. For example, Ch4 p10 gives most the equation e=-ky, but that leaves the input R out of both the problem and the drawing; the equation should be e=r-ky. The solution key for this problem also finds a Torque (N*m) as the integral of a velocity (m/s); not getting the units right in a problem in the 10th edition is unacceptable! My impression was a group of new graduate students were sent out to develop a bunch of problems so a new edition could be printed, and what they came up with sometimes was simple (OK, you need easy problems to help develop confidence and understanding), and sometimes based on real systems (GREAT), but rarely clearly-presented and realistic. This is the fifth year I've taught this subject, and I worked in industry/research for 11 years before that. I know what a real controls problem looks like in the field. This book ALMOST did that part of it right, but the only way this is like horse shoes and and hand grenades is that it sometimes explodes in the students and professors face. Too bad, otherwise this would have been a great book with clear explanations and a good range of examples and problems.
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2 of 2 people found the following review helpful:
4.0 out of 5 stars From an Industrial Practitioner of Industrial Process Control, July 9, 2006
This review is from: Modern Control Systems (10th Edition) (Hardcover)
This book is an excellent option for students taking their first course in Control systems. The topics are covered in a clear way, with many examples, and illustrations.

This was one of the books I used back in college. The other one was Katsuhiko Ogata Modern Control Engineering. Both has been invaluable references.

I am an Electronics Engineering graduate and I have been working for the last 16 years as an Instrumentation, Automation, and Process Safety and Control Engineer for the Oil & Gas Industry. This book will be a useful reference if you are working with or studying Control Systems.
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0 of 2 people found the following review helpful:
3.0 out of 5 stars The class' courseware is better, March 13, 2007
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This review is from: Modern Control Systems (10th Edition) (Hardcover)
The book is uninspiring to read. The book spends too much time discussing far flung control systems (space shuttle, airplanes), rather then working out examples. Where's the beef? Luckily the courseware in my class was better
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1 of 5 people found the following review helpful:
1.0 out of 5 stars OMG Are professors being paid to choose this book., December 7, 2006
This review is from: Modern Control Systems (10th Edition) (Hardcover)
This book is at best confuseing,,,At worst it is junk. I have read every page of this book at least twice. I still find some of the concepts impossible to understand. I will still get a b in the class. But at two hundred dollars per credit hour plus 150 for this trash. I got ripped.
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0 of 11 people found the following review helpful:
4.0 out of 5 stars Modern Control Systems, February 23, 2006
This review is from: Modern Control Systems (10th Edition) (Hardcover)
So far this book has done a good job of explaining some of the key concepts used to design contol systems. The book was obtained in apporximately the condition that was stated by the seller. It did however have scratches on the front cover. Overall it was a good purchase.
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0 of 14 people found the following review helpful:
2.0 out of 5 stars Late Shipping, February 11, 2007
This review is from: Modern Control Systems (10th Edition) (Hardcover)
The book was supposed to ship two day ground but showed up 3 days late.
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Modern Control Systems (10th Edition)
Modern Control Systems (10th Edition) by Richard C. Dorf (Hardcover - April 18, 2004)
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