A Comparison of the AGMA Gear Design （AGMA齿轮设计的比较）.pdf
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A Comparison of the AGMA Gear Design Stresses, the Lewis Bending
Stress, and the Stresses Calculated by the Finite Element Method for
Spur Gears
by
Andrew Wright
An Engineering Project Submitted to the Graduate
Faculty of Rensselaer Polytechnic Institute
in Partial Fulfillment of the
Requirements for the degree of
Master of Engineering
Major Subject: Mechanical Engineering
Approved:
_________________________________________
Ernesto Gutierrez-Miravete, Thesis Adviser
Rensselaer Polytechnic Institute
Hartford, CT
June, 2013
(For Graduation December 2013)
i
CONTENTS
LIST OF TABLES iv
LIST OF FIGURES v
ACKNOWLEDGMENT vi
ABSTRACT vii
SYMBOLS AND VARIABLES viii
GLOSSARY x
IMPORTANT KEYWORDS xi
1. Introduction and Scope 1
1.1 Scope and Background 1
2. Theory and Methodology 4
2.1 Derivation of the Lewis Bending Equation 4
3. Analysis 6
3.1 Microsoft Excel Analysis 6
3.1.1 Determination of the Lewis Bending Stress 6
3.1.2 Determination of the AGMA Bending Stress 6
3.1.3 Determination of the AGMA Contact Stress 6
3.2 ABAQUS Finite Element Analysis 7
3.2.1 Lewis Bending Stress Model 7
3.2.2 AGMA Design Stresses Model 14
4. Results and Discussion 15
4.1 Comparison
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