New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1866-06-08

discharged from high eng ne al every stroke OF the
piston and that from the rapdy Of tie strokes and high tenn
perature the ul little IS lost in passing through The eyin
der Now, do every puff Of the escaping ysp9r contain or
toni In other words does It's shrnking UacA no water e
out power equal 20 that which raised II our o. & 1
Just been anticipated for the question nothing
less than appeal tho law which governs every form
force and every Of appcstonthe lndanenta law OF
action and reaction. According 70 H. the Two Iores
absolutely and inevitably equal Is impossbe ioT org
70 be Ices than the other They are simple oOua'O.s u
expansions equivalents Of each other To exempy; AhSh'
pressure engine mas piston 81 te hIeao ~ 81 | -
anu worked VIII steam, say OF o. ID 70 ae d1I 5 .
fo3oo0 II Of steam pressure Now # the mud Instead O.
being discharged condensed under another piston u
would produce precisely the same resniti thus steam .. "
contains four volumes OF common seau anu "olS uo ~
of one length; hence It's condensation would excite an aos
p''Tfo pressure OF Sox5=OOO ID. DO much Tor TIE A''
II The be thought to conc, with tho first only APP
pears 20. cynderll Of common steam has no ex aslV
force direct action piston but Is all that is required
TO produce vacuum under 80 NJ while the two ioees
are theoretically equal the contracting one - prac'ca e
most productive More p0cyJ lbs The inch r0re-s oo
taiHed By coHdsHsRg steam Of Eo atmosphere ant npnard tain
its direct action give because tie expanding force
acts against the atmosphere and therefore 0ses 1pdnus
without return Is u the ncb while tho contracting one
engines working with 30 ID steam pressure Of Two Amos
pscres give out only the force Of with so steam
the force Is that Of % pounds OF o mat OF 70 pounds ana
changed for cases and the some cases scarcely needs
formal exposition An engine with piston OF % inches
and using pounds Of mas of available
force only Is pounds hence 50xJo pounds Of steam
essuej bl he sane steam cOl9ensed uhuei piston ~ ~
inches would Weld double that amount in atmospheric
pressure; it wond be lO0xl5=1,5O0 pounds.
Perhaps will be said this is no new discovery Granted
hut il great truth nevertheless and one hitherto over:
oed or not appreciated Adof It, and it will be found sur
rassingly more effective and profitable than the numerous
wire-drawngs OF subordinate devices.
What the expense thus wing waste steami As the
force o high pressure engine deemed 10 he worth much
than the fuel Il equal additional amount SHOULD
be held cheap az price Instead o. th0t however
Tie expense consists IN the appcatloo tnh Nhch may az
most everywhere be had fr nothing To decline the adyan
offered prefer prefer partial results nc great cost
bat the pfOluC-
yeues OF he shrinking the swelling force becomes gen
orally known II will scaccybe much longer neglected. Win
acparae condenser the judgment that consigned AeWcomeA
engine 70 dcsuctude viii have 10 be revised. .
To save steam power 10 save that Which moro vanaoe
than silver gold To be careful Of evolving and pafsi
monous IN expendne II Is yirne-o waste IT. crime us
economy has relation to the welfare Of nations and henceorth
their rise and decline will be nfleacec BY T. II has direct
bearing subject Of increasing anxiety with European
satesmen-the prospective exhaustion OF Brsh coalheds
ne cost Of worlds power In coal is enormous and
rapidly increasing To lose half the power IN steam Is 70
waste half the fu To steam is TO save coal and to
double tie available power Of steam Is TO save half the coal
And vet per less than what ought 70 be saved
first part Of this paper it declared that steam contains
than double the ont or direct actlOn anu
be added that not more than oRsd OF IL mas en
realized either condensng noncOndensing engines 1ns
fact doubt incredible many, is ncOntrOYeTble. (oee
Journal ofthe Frantliu Institute for JAY 1861
Another point shows instead II anticipating the future
IN making the most ont OF steam, We are limenaDy III the
II stated that 80 per cent Of the heat lost IN waste
less the piston but momentary check TO the fluids
passage the boiler TO the wasteppe OF course every
particle dispersed carries Of power md 20 save every par
Gle must qucied utH tie uggc tue power a1d tue
yapor live and expire together.
Tie mode proposed utilize the whole force consists Irn.
cpav adding emos heric cylinder 70 The steam oyn-
atmospheric pressure In the specification and
drawings nj amn Lalcnces English patent Tor lnereas
Ing tie mechanical value Of steam as motive agent dated
March n. les THOMAS EWBASk
Hesp- York June s. lsC6.