New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1881-05-13
equally probable that the oil burned 100 of
q gallon In the same time.


SIGNIFICANCE or TIE DISCOVERY
Tfhs progressive sIpplanting Of oil b. some other
source OF steadily increasing hea-the Two e1se's eN
IDENTITY acting reciprocaydown to an almost nominal
minimum Of oil with an extraordinary maximum OF
evaporaton must command the attention Of the scientific
world a. an entirely novel demonstration Of caiorihc
V VideS many ''''''' '''' ..,,.,-,..-,,.
Besides tho otherwise unacoountahle heat REGISTERED In
connection with trifng consumption OF oil. there nre
equally remarkable eydencesin the phenomena Of ooia
zion OF which completes and crowns this expert
ment During the higher Stage Of The process constant
danger 20 the eye from Jets of flame rewarded win
eight almost pretornatural The thmhcs inclosnfine
Same M conld be no other that hgmIncd through
and iarrd the ground, being nearly pure and trans
parent air Bat here sud there w the centre o one OF
these intense set invisible flames there flushed M
momentaTy, slender pencil Of peary lustre tIae. %
the pale violet Of perfect carbon cOmbusp tten"9e
Strong gas flame which IA more than half hydroEcn
1920 shows extremely pale violet tihcc IKE uthi
tive aud inconstant flash at that Most of the Tine how
ever peculiar, transparent eTeenshy eloEisn I'ns
swept between the ranks OF thinhes uy the
gusts Of the draft apparently from the oAs heated apys
that burned the tips rcmOer from the reors Not The
slightest smoke or smell attended TINS computation Is
only sensible product light but hot cloud "
vaIO- from tho smoke stack.
As the rate OF making steam indicated by the gauge
and valves while standing uuqucsuOnahy Uuiple
for running large train forty miles nn hour
the cost in oil should not have exceeded lfee ol
n gallon per mile while running But the particular
the actual consumption Respectively 81 and .5I4 Of
gallon per mile besides the Lack Of load and the loss Of
plainly visible 10 The eve In watching the fire AFTER nun.
nIng began The violent rush OF air which the hehoN f
o oOalburning locomotive = constructed 10 scoop IN
while running cut Of manyof the gas jets, and thus
rapidly reduced the heat 81 The apparatus upon WHEN
some NAV wish for data on tho comparative economy of
such practice aud that Of prcsent rnwny motive power
cr hest cod T,iiroods We 0nd tbc +y.race loco
n cord Of wood On the PennsSlvanin Railroad the coal
average appears TO DC about 6a9. This very close
minimum, 10 which 30 per cent may be added for many
roads The cost OF coal aso varies from - ton on the
coal roads e. 80 on the New-Y0rk New-Encand and
southern ronds generally The cost ~ dei per mile VIII
as medium and "a cents q maximum. ON The other
hand the New-lors City eas companies contract Tor
quantities brings g cents which makes the possible
coat Of locomotive water Eas range from about TO-
cents per mic Ar tlc mileage oi ocph"tN on "Irt-
class roads viii average probably 5000 miles per an
5000 medium or $1,000 maximum Tor every lorono-
i've p0r year Damages by spaTks are also bcaT! item
T. cost the Delaware Lackavanna and West rn kar'Sd
Company $4,000 For nar ne traAic the freight room
ment in steamships The lifetime ~ boilers world De
in the absence OF the corrosive ngredig us ~ coal
ana Of tho present unequal distribution OF heat ana
Ii Sc proper 20 remark that tho disadvantage sur-
mounted Ia this experiment constitute crucial ic"t
respectively for wood. bitumuous coal and anthrcitc
and them viii do l0I the fuel Of another. OF
the three the least adapted lpr fourth or gaseous ui
is the anthracite burner used this ocrasi0. Tie
unlimited draft sought for p it. construction in
the rapid combustion Of hard coal, is the
most unsuitable oNtrtm for gas Moreover. tAe ar.e
2inch ucs carry on the euI crhea ed steam Nmchs here
the Cict product OF cu ton, 30 such volume ~ Co
produce intense heat The chimney top whereas ho
true hydrogen burning locomotive VII probably otain
much OF this heat n way by condemnation great
part OF the unnecessary fire should bee occupied Dr.
scan+nakiuc surface 10 small vertical hut~, conducting
into second combustion chamber. aud the horizontal
fues should also bc small AID ln great number, IIt-
ably returning and might well Doe OF copper there
no iiyng Particles TO cut them ~ pieces.
WILLIAM {. COSANT.
Noatelair " j, Apr 30 ISL