CONTENTS
Page
c.
Stress Analysis . . . . . . . . . . . . . . .39-54
d.
Design Finalization . . . . . . . . . . . . .39-75
e.
Stress Documentation . . . . . . . . . . . .39-76
7.
EXAMPLE OF DESIGN BY ANALYSIS AS APPLIED TO
A
CYLINDRICAL CHAMBER . . . . . . . . . . . .
.
.
.
.39-76
a.
Specification Data . . . . . . . . .
.
.
.
.39-76
b.
Materials and Initial Calculations .
.
.
.
.39-76
c.
Stress Analysis . . . . . . . . . . .
.
.
.
.39-82
References
. . . . . . . . . . . . . . . . . . . . . . . . . .39-94
APPURTENANCES . . . . . . . . . . . . . . . . . . .39-96
1.
SCOPE . . . . . . . . . . . . . . . . . . . . . . .39-96
Section
1.
VIEWPORTS . . . . . . . . . . . . . . . . . . . . .39-96
1.
VIEWPORTS . . . . . . . . . . . . . . . . . . . . .39-96
2.
BASIC VIEWPORT TYPES . . . . . . . . . . . . . . .39-96
a.
Flat Plate . . . . . . . . . . . . . . . . .39-96
b.
Conical Frustum . . . . . . . . . . . . . . .39-96
3.
MATERIAL SELECTION
. . . . . . . . . . . . . . . .39-100
4.
SEALING METHODS . . . . . . . . . . . . . . . . . .39-100
a.
Seal Types . . . . . . . . . . . . . . . . .39-100
b.
Sealing Techniques . . . . . . . . . . . . .39-100
5.
FIELD
OF VIEW CONSIDERATIONS . . . .
.
.
.
.
.
.
.39-102
a.
Refractive Index . . . . . . .
.
.
.
.
.
.
.39-102
b.
Effective Limiting Aperture . .
.
.
.
.
.
.
.39-102
c.
Monocular and Binocular Fields
.
.
.
.
.
.
.39-102
6.
DESIGN OF ACRYLIC WINDOWS . . . . . .
.
.
.
.
.
.
.39-102
a.
Physical Properties . . . . . .
.
.
.
.
.
.
.39-106
b.
Fabrication Certification . . .
.
.
.
.
.
.
.39-106
c.
Design Certification . . . . .
.
.
.
.
.
.
.39-106
d.
Pressure Testing Certification
.
.
.
.
.
.
.39-106
e.
Identification . . . . . . . .
.
.
.
.
.
.
.39-106
7.
WINDOW DESIGN . . . . . . . . . . . . . . . . . . .39-109
8.
WINDOW SEATS
. . . . . . . . . . . . . . . . . . .39-120
9.
VIEWPORT FLANGES
. . . . . . . . . . . . . . . . .39-120
10.
WINDOW SEALS
. . . . . . . . . . . . . . . . . . .39-123
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