If random vibration is just the summation of multiple harmonic
vibrations, why can t we just vibrate a package at individual
harmonic vibrations in testing?
Source: Fundamentals of Packaging Dynamics, Brandenburg and Lee
Typical Overall Grms Values For Pa

Vibration Transmissibility Curves
of Cushioning Materials
Damien House
PKSC 454 G. Bat
September 30, 2015
D. House PKSC 454
1
Purpose
Purpose:
Efficiently use servo-hydraulic vibration machine
to demonstrate real-world applications
Produce transmissibil

House 1
Damien House
PKSC 454 Dr. Batt
Lab Homework #3
Field Drop Height Measurement
1. Actual vs. Recorded Drop Heights
2. From the calculations of relative percent error, it can be clearly seen that the percent
error was significantly greater during the

House 1
Damien House
PKSC 4400
ASTM test plan for unit load of 46 inch flat screen LCD television for shipment from the
television assembly plant to distribution center
Introduction and Overview
This unit load test plan is designed around specifications p

Damien House
Dr. Gregory Bat
Compression Lab HW
Compression Lab Homework
1.
BCT =5.87 ECT BP Z ; ECT=32, Z=0.6in
Theoretical Box Compression Strength: 986.83 lbs/in
Theoretical Headspace: 0.369 in
Actual Maximum Compression Strength vs. Theoretical Compre

Packaged Product Shock Testing
Damien House
Michael ODell
PKSC 454 G. Bat
October 21, 2015
Table of Contents
I. Purpose
II. Background
III. Materials & Equipment
IV. Introduction
V. Results & Discussion
VI. Conclusion
VII.References
Purpose
Purpose:
Unde

House 1
Damien House
Dr. Gregory S. Batt
PKSC 454
16 September 2015
Forced Vibration Lab Homework
1. Table showing observed frequencies vs. recorded frequencies, and the resulting relative
errors.
Component
Observed Resonant
Frequency (Hz)
41.0 Hz
27.2 Hz

Free Vibration of a Spring Mass
System
Damien House
PKSC 454 G. Bat
September 15, 2015
D. House PKSC 454
1
Purpose
Natural Frequency:
The frequency at which a system oscillates when not
subjected to a continuous or repeated external force.
All objects h

House 1
Damien House 11/18/2015
Cushion Curves
1.
2. A) Yes it is indeed possible to use a static load value that is too low, when packaging a
product. When the static load is too low, the cushion does not deflect. When you use too
high of a static load,

Damien House
PKSC 454 Dr. Bat
Lab Homework #2
Vibration Field Measurement and Analysis
1. PSD vs. Frequency Graph
PSD vs. Frequency
1.00E+00
1.00E-01Average (G^2/Hz)
CH1 SummaryEvents
PSD (G^2/Hz)
CH2 SummaryEvents Average (G^2/Hz)
1.00E-02
1.00E-03
CH3 S

House 1
Damien House 11/18/2015
Shock Fragility
1. Yes this product requires additional cushioning. From our testing, we used plastic
programmers to find the change in critical velocity, and using this, we then calculated the
effective free fall drop heig

Damien House
Shock Fragility
1. Yes this product requires additional cushioning. From our testing, we used plastic programmers
to find the change in critical velocity, and using this, we then calculated the effective free fall
drop height using this equat

House 1
Damien House
PKSC 454 Dr. Batt
Lab Homework #3
Field Drop Height Measurement
1. Actual vs. Recorded Drop Heights
2. From the calculations of relative percent error, it can be clearly seen that the percent
error was significantly greater during the

Mechanical Properties of
Packaging
Optimum Protective Package
Functions of a Package
Protect
Contain
Communicate
Utility of use
Protective Packaging
Define: A device which provides a protective
interface between a fragile product and
a harmful environme

PKGSC 404/604
Due: September 3th (in-class)
\(0
Homework #1
Dr. G.S. Batt
. A 25 lb weight is placed on a 5 in high coil spring compressing the spring to a height of 4.25
inches. What is the spring constant for the coil spring? How much would the spring

PKGSC 404/604 Spring 2009 — Test 1 Narr-
Ihave 05"” ' ' "' ' I '
p r mm” M celved aid on this examination
Pledgei
An ‘
boiwer the foﬁowing problems In homework format where appropriate (Drawing, variable list solution
your answer.) Write your name on ea

Vibration
Vibration
Vibrate: To set in to-and-fro motion, to swing back and
forth; oscillate. To move rapidly back and forth; quiver.
Websters Dictionary
A vibration in its general sense is a periodic motion, ie., a
motion which repeats itself in all i

(/2): ~
‘3’.
’%
PKGSC 404/604 Homework #2
Due: September 15th (In-class) . ' ‘ Dr. G.S. Batt
1. A tractor trailer hits a curb and caused the trailer ﬂoor to Vibrate with an amplitude of 1.0 inch at
8 4 Hz. What was the maximum acceleration of the trailer

n
Magnification Factor Plot w/o damping (fn=12 Hz)
25
20
Magnification Factor
15
10
5
0
-5
-10
Isolation point
-15
-20
-25
0
0.5
1
1.5
Input Frequency (Hz)
2
2.5
Variation of the magnification factor of a SMS with a natural frequency, fn, in
response to a

b
PKGSC 404/604
Due: 10/29/15 (in-class)
Homework #4
Dr. G.S. Batt
. A package is dropped from a height h. If the velocity change is measured in to be 264 in/s and
the rebound velocity is one half the impact velocity, ﬁnd the drop height and the coefﬁ

Qé Homework#03
Dr. G.S. Batt
PKGSC 404/ 604
Due: 10/1/15 (in class)
1. Answer the following questions based on the truck vibration data given in the following table.
You may use Excel in your answer, but you must show sample calculations for full cred

House 1
Damien House
PKSC 4400
ISTA Test Plan for a Single Packaged Physio-Control LIFEPAK 1000Automated External
Defibrillator (AED)
Introduction and Overview
This single packaged product test plan is designed with specifications depicted in ISTA
Test Pr

Problem
1
A worker tosses a package up to a co-worker in a storage rack straight above
him with a velocity of 20 m/s. How long will the box take to reach maximum
height?
Will the box reach the co-worker 20 m up?
PKGSC404/604
1
G.S.Batt
Problem
2
A block o