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Principles of Sustainable Energy Systems, Second Edition, 2nd Edition
book

Principles of Sustainable Energy Systems, Second Edition, 2nd Edition

by Frank Kreith, Susan Krumdieck
August 2013
Intermediate to advanced content levelIntermediate to advanced
790 pages
30h 5m
English
CRC Press
Content preview from Principles of Sustainable Energy Systems, Second Edition, 2nd Edition
530 Principles of Sustainable Energy Systems
© 2008 Taylor & Francis Group, LLC
TABLE 9.2 (continued)
Designations and Characteristics for 94 Reference Systems
(b) Direct-gain (DG) system types
Designation
Thermal Storage
Capacity
a
(Btu/
ft
2
/°F)
Mass
Thickness
a
(in.)
Mass
Area-to-
Glazing
Area Ratio
No. of
Glazings
Nighttime
Insulation
A1 30 2 6 2 No
A2 30 2 6 3 No
A3 30 2 6 2 Yes
B1 45 6 3 2 No
B2 45 6 3 3 No
B3 45 6 3 2 Yes
C1 60 4 6 2 No
C2 60 4 6 3 No
C3 60 4 6 2 Yes
(c) Vented trombe-wall (TW) system types
Designation
Thermal Storage
Capacity
a
(Btu/
ft
2
/°F)
Wall
Thickness
a
(in.)
ρck
(Btu
2
/h/
ft
4
/°F
2
)
No. of
Glazings
Wall
Surface
Nighttime
Insulation
A1 15 6 30 2 Normal ...
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Publisher Resources

ISBN: 9781466556966