ME 40301 SPRING 2013
HOMEWORK 3
1. An HVAC system supplies heated or cool air at the same temperature to each room on
the fourth floor of a building as shown below. The floor plan is shown in (b). Assume that
the heat flow out of each room from the HVAC
Test I
Name:
INSTRUCTIONS
1. Write your name on each extra answer sheet.
Number each answer sheet.
Start each question on new page.
A list of transfer functions for various closed loop systems are given below with a list of
descriptions of possible resp
ME 403  Fall 2013  Solution to HW 7
Note: This solution contains more than was assigned as homework in problem 2.
ME 403  Fall 2013  Solution to HW 7
Note: This solution contains more than was assigned as homework in problem 2.
ME 403  Fall 2013  So
ME 403 02 FALL 2012
HOMEWORK 4
1. Pick a controller that you deal with in your daily life and draw a schematic closedloop block
diagram of the system. On the closed loop show the actuator, plant, controller, sensor,etc.
Any Control System with appropriate
ME 403 01 SPRING 2013
HOMEWORK 2
1. The circuit as shown with es(t) as the known input voltage.
Figure 1: Electrical Circuit
FIND:
a) Use Kirchhoffs current law at nodes A and B (you must draw welllabeled sketches of
each node with the currents shown) to
Sample Test #2
1. (40%) GIVEN: Two systems as shown.
System #1: D(s) = 4(s + 1.25); G(s) = 0.2*K / [s(s + 0.2); H(s) = 1
System #2: D(s) = K/(s + 0.2); G(s) = 1/s; H(s) = 0.8(s + 1.25).
R(s)
+
Y(s)
G(s)
D(s)
H(s)
FIND: a. Show that the two systems have id
ME 403
Sample Test
Fall 2012
Name: _
1.
In the system shown, the gear (inertia = J) is connected to ground through a flexible
shaft of stiffness K1 (bearings not shown). The gear meshes with geared rack, M,
which is connected by a translational spring K2,
ME 403
HW # 4 SOLUTIONS
Clemson University
page
1 
Problem 1.
% ME403: Spring 2011
% HW 4: Problem 1
K=[0:0.01:100]; % I chose a resolution for K higher than specified in
the problem
% statement, to get more refined plots.
P1=(5+sqrt(14*K)/2 % Note th
Who Wants to Be In Control Finale
1
1: Match Plots and Transfer Functions
10
Ga ( s ) = 2
s + 2 s + 10
10
Gb ( s ) = 2
s 2s + 10
Gc ( s ) =
Gd ( s ) =
1
s +1
10
( s + 5)( s + 4)
1
s 2 + 2s + 10
101
Gf ( s ) = 2
s + 2 s + 101
Ge ( s ) =
2
2: Pole Locations
ME403
HW # 6 SOLUTIONS
Clemson University
page
 1

IMPORTANT NOTE:
For the problems below I am just providing the final answer. For full credit you do need
to obtain the details that apply such as asymptotes, angle of arrival/departure,
breakaway and br
ClassicalControl,ClemsonUniversity,Fall2013Solution
toHomework#5
1. Draw a block diagram of feedback control system including the control input(s), disturbance(s), sensor(s)
andactuator(s).
Figure1
2. The actuator is a modified servomotor to achieve a con
PROBLEM 1. (50 points) Consider the following closedloop system:
a) (20 points) Sketch the rootlocus piot of the system as the gain K varies from 0 to +00.
Determine the angle of the asymptotes and their crossing point with the real axis. (No need to