The Norfolk Virginian. [volume] (Norfolk, Va.) 186?-189?, 1896-12-30
COOLING TOWERS.
a CLEVER, SIMPLE, BUT VERY vALIJA-
Gle YANKEE DEVICE.

an Air Blast and Cooled by Evaporation
on II Very Simple Principle.
AT some of tho large power plants In
nnd rcar New York the eye OF HE visitor
or the passorby IS attracted by :. new and
unusual features circular steel tower.
looking like the tall stand Pipe of some
hig. level water system. 1t Is. however.
no tank. There is water in 1t, but indeed
This is pcrpctually leaking ouf--in fact.
the rcrcOl.tion OF thc water dow,i,ynrd
from top To bottom is whaU gives tho do
vice its uniquo value. IL is The cooliny
tower of . self cooling condensation, of
those numerous labor ara ROVER soyiny
Yankee inventions that hive I.laccd us
where we now stand as u nation of invent
ors and engineers.
Every ono Knows that there are two
principal types Of steam cnrirrs-;ho non
condcusini:, i'll which the exhaust steam
escapes into tho mir, making the hoarsc
pulling sound so familiar In the locono.
two and the stcnm tug and the condcus
Ing, i'll which it Is delivered, into n con
denSsr whcrc it is cooled down and turn
cd back into water. In tho fcrrncr tvro
the piston has 20 work aCains, tnc rrss
slITo ct tho atmosphcrc--about Ii bounds
10 the square inch. In tho Inter IL has
only 20 overcome tho pressure of tho yoror
in tho condenser, which is much lc.s, ~.
ttc condensation of tho steam cruises n
partial vacuum; hence the coEGcnsin;. en-
EiHc is nuci, tic moro economical Of tho
two saving fully - per cent Of the sfcanl
-'ifd hchcc oi The required for tho
other.
Why, then, arc not conGcusiAt engines
universally employed? Sometimes be-
causc the UsC oil tho coudcnsiu. device l..
Tot practicah!0, as OH II LOCOMOTIVES. SGu
oitcnCr because it requires an unlimited
supply OF water. Cold water il tho means
employed To condcrsc tic steam and rs il
becomes warmer i'll the process il cannot
he used over again; hence engines thutnrc
not situated near large water suprly-on
river bank, for misunderstanding nyail
themselves OF the conacnsing principle and
profit 10y its fuel saving power. And even
where river is near, land on its bank il
so C.ton so much moro expensive Tint tho
Nanuiacturer prefers To 20 farther away
where i" can bug ut :. lower price. even il
he HIS 10 Use Il .loncordcnSiH,E engine.
But Why not cool the heated condenser
water aHa use it again? This has boon
tileu cVo: ard over, more az loss c!ynns!!y
and inc!rcctivCly, and III is c-aci!;. what is
done successfully in the cooling towers AZ
ready mentioned. Methods previously in
Use employ shallow ponds 10 cool the
water ny surface eva. .orltiOn, but these are
out OF tho question in u large oity--orpans
oh we foo'' w., VIZ" ..iH awkward and take
Wy lcoi'' Inc '.'t4hg tower, which has
."e.Hi"ctoriis SoiVc'i INC problem ana offers
W t''o iil"i''''c'"r'F nc welcome chance of
~, - i"'teN proportion oi ms iuei, has
,Ic l IN we l"F Sonic time In primitive
,.'i,. Ni ., FORM IN mo southern states
WY .!'c epii''oHsSf W3.er was allowed TO
'.oh!i!is through Il I!aSSol brush
o,,,.'.s1' ~ u.iii''"E, VIC s,ino result was
80 ~ "''o" '"i7 IL 20 10" over It nest
1911, - =, AZ Wv ,et.SS',u form the steel
nd, ~" ''''H layer ON layer OF
- -. ~ S.' up on end Through
80, -. - $50. - -'c NoN'oh 81 inc
' ~. ''o'.''" O.-.eHsor water tic'
-, :. iu,'.I' III ''!f nllSt Is blown
~ - '''t vi.'" IL 4."..! . f"'"ry Ian at
L,r,,-",., .. 80; - M'''l' i''s r'achvd 'hc
H., - :. ~ No' ',:"E" 40 use again III
to r -, 49, - from E'2
H., H. t''io'"'Su III ilo proc
~, ~, 1,,.I,. ~. - 10 ''''h iii''uo up
.,;,,,i ~. =, 't..'.,.A. Ft'a'ii ''."' Ii
IN 80 - ', - "a ne tohdeis 'H.
:. ,,,.i., - ~ "a - ''"'F 'hn W"'cf
,b 'no,' ,'''L'. ~ crs:iteS TO NJ least
nv. 10 a..., W. ~ - .''e ar cH'eAy
- 80 '''' i''''"S.u ~ 'H'"Ir nhsst
r;,,lo ~. ~, '.'i''s me PIE:
bie i, S-.'i' -. MHnI one rooiS
l.. ',S.I ','.." .! ~" ~ OH IT, strange
- -; - -, :. E't".eE IN sum
''', 80 ~ $500 49, '''"'1sH ih winter