Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
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Chapter 33, Problem 10RQ
Why is a PCV system critical to an engine’s durability?
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6. Consider a 10N step input to the mechanical system shown below, take M = 15kg, K = 135N/m, and
b = 0.4 Ns/m.
(a) Assume zero initial condition, calculate the
(i)
System pole
(ii)
System characterization, and
(iii) The time domain response
(b) Calculate the steady-state value of the system
b
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2. Solve the following linear time invariant differential equations using Laplace transforms subject to
different initial conditions
(a) y-y=t
for y(0) = 1 and y(0) = 1
(b) ÿ+4y+ 4y = u(t)
for y(0) = 0 and y(0) = 1
(c) y-y-2y=0
for y(0) = 1 and y(0) = 0
3. For the mechanical systems shown below, the springs are undeflected when x₁ = x2 = x3 = 0 and
the input is given as fa(t). Draw the free-body diagrams and write the modeling equations governing
each of the systems.
K₁
000
K₂
000
M₁
M2
-fa(t)
B₂
B₁
(a)
fa(t)
M2
K₂
000
B
K₁
x1
000
M₁
(b)
Chapter 33 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 33 - Explain why a small PCV valve opening is adequate...Ch. 33 - At what temperature do nitrogen atoms combine with...Ch. 33 - Describe the operation of a digital EGR valve.Ch. 33 - Name the three types of emissions being controlled...Ch. 33 - The PCV system prevents from escaping to the...Ch. 33 - In a negative backpressure EGR valve, if the...Ch. 33 - Describe how a selective catalytic reduction...Ch. 33 - HC emissions may come from the tailpipe or...Ch. 33 - What types of catalyst are typically used to...Ch. 33 - Why is a PCV system critical to an engines...
Ch. 33 - Which of the following systems is designed to...Ch. 33 - What is a catalyst?Ch. 33 - Rather then rely on the AIR system for extra...Ch. 33 - Which of the following statements about carbon...Ch. 33 - Why do the EGR systems on many late-model diesel...Ch. 33 - While discussing PCV valve operation: Technician A...Ch. 33 - While discussing EGR systems with a differential...Ch. 33 - While discussing evaporative (EVAP) systems:...Ch. 33 - Technician A says that an EGR valve that is stuck...Ch. 33 - While discussing SCR systems: Technician A says...Ch. 33 - While discussing automotive emissions: Technician...Ch. 33 - Technician A says that during oxidation, as NOx...Ch. 33 - While discussing PCV systems without a PCV valve:...Ch. 33 - While diagnosing the cause of high HC and O2...Ch. 33 - While discussing electric exhaust gas...
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