O 2 Control And O; Control And O Alarm Curves - Siemens LMV5 Series Technical Instructions
Linkageless burner management system
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Technical
Instructions
Documen
t No. LV5‐100
00
O
Contr
ol and O
Al
larm Curves
2
2
When the
e O
system is
s commission
2
operate.
When set cor
rrectly, the cu
1. Estab
lish a safe op
perating enve
2. Ensur
re repeatable
%O
a. To
o consistently
y operate at p
b. Fo
or reliable op
peration while
As seen in
n Figure 6‐2 a
bove, parame
O
Alarm
Curve sets th
he fuel rich bo
2
unsafe / u
unstable oper
ration of the b
boundarie
es will handic
cap the system
guidelines
s for these se
ettings will be
safety env
velope for the
e burner from
Section 6
s
ed, curves an
nd parameter
urves seen in
Figure 6‐2 w
lope for the b
burner.
levels in
n the boiler ex
xhaust with c
2
peak efficienc
cy (lowest %O
e meeting em
missions requi
Figur
re 6‐2: O
Co
ntrol and O
2
eter O
MaxV
Value sets the
2
oundary for th
he burner. Th
burner is not
permitted. H
m and cause n
nuisance dea
discussed lat
ter in this sec
m a %O
stand
dpoint.
2
Page 6
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rs must be set
t to define ho
will achieve the
e following:
changing amb
bient conditio
O
and excess
s air)
2
rements (low
w and ultra‐lo
Alarm Curve
s
2
e fuel lean bo
oundary for th
hese must be
e set in such a
However, bei
ng too conse
ctivations of
the O
trim.
2
ction. These
two curves to
LMV S
Series
ow the system
m will
ons:
w NOx)
he burner and
d the
a way so that
rvative with t
these
General
ogether set t
he
SCC
C Inc.
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