9
Eclipse Extern-A-Therm Recuperators, Design Guide 540, 3/9/2009
Figure 3.4. P & ID of Typical Piping
Figure 3.5. P & ID of Typical Piping for Greater Furnace Pressure Control
Eductor
A
ir
Co
m
bustion
A
ir
Dilution
A
ir
(i
f
Re
q
uired)
Exh
a
ust G
a
s
Prehe
a
ted
Co
m
bustion
A
ir to
Burners
Prehe
a
ted
Co
m
bustion
A
ir to
Burners
Eductor
A
ir
Co
m
bustion
A
ir
Dilution
A
ir
(i
f
Re
q
uired)
Exh
a
ust G
a
s
Prehe
a
ted
Co
m
bustion
A
ir to
Burners
Prehe
a
ted
Co
m
bustion
A
ir to
Burners
