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Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
book

Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition

by John G. Webster, Halit Eren
February 2014
Intermediate to advanced content levelIntermediate to advanced
1921 pages
82h 13m
English
CRC Press
Content preview from Measurement, Instrumentation, and Sensors Handbook, Second Edition, 2nd Edition
82-6 Environmental
measured for the return path. In the absence of wind, the transit times are equal; but in the presence of
wi
nd,
th
e
wi
nd
co
mponent
al
ong
th
e
di
rection
be
tween
th
e
tr
ansmitter
an
d
re
ceiver
a
ects
th
e
tr
ansit
ti
me
. r
ee
su
ch
pa
irs,
mo
unted
12
ap
art,
en
able
ca
lculation
of bo
th
th
e
wi
nd
sp
eed
an
d
di
rection
.
He
aters
i
n
th
e
tr
ansducer
h
eads
m
inimize
pr
oblems
wi
th
ic
e
an
d
sn
ow
bu
ildup
. e ab
sence
of mo
ving
pa
rts
e
liminates
t
he
n
eed
f
or
p
eriodic
m
aintenance
.
82
.2.4.3
Wi
nd Direction
Wind direction sensors are generally some variant of the familiar weather vane. Sensitivity is main-
tained
by co
nstructing
th
e
we
ather
va
ne
to ro
tate
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Publisher Resources

ISBN: 9781439848913