New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1898-12-24
nand. and are actively en-

,rc % ,upply the demand. and are actively en-
gagged in building gas and oil engines.
Following the partial success or Acnoir IN
Paris in 1860 and the further advance in lso'
OF Otto and Langen III Cologne. came the III
ven,,cn of the Otto SILENT engine IN 1910.
whose General method OF action has been adopt
ed practically by all subsequent gas ard OIL
engine builders. Since the expiration OF the
Ot,o r,aster ratents the development has been
rapid in England as We'll as on the Continent or
rnrone All these engines are internal COM
huston motors The fuel IS burned in the cyl
,nder. thus saving all losses from radiation in
r,r,.co hoiIer and pipe system. and utilizing
tho heat directly as produced in the working
cylinder 10y expansion. The oil engin" differs
from The gas engine in having 10 change It's
fuel from the liquid state % that Of gas or
yapor before combustion. But the gas engine
has 10 DO this in producer or rS'oIt OF S"i"~
kind. placed at some distance iron. .ne Hiis,'
itself and is therefore subject To these losses,
and both these types of engine nave man!
features which present difficulties ana prop
lens to the mechanical engineer. N"tNitn-
standing this fact they are gaining ground IN
the field once occupied by steam.
Rudolph Diesel educated in thcrmodynamics
by Lirde in close relationship with men Ike
Zcuner and Schroeder made the thermody-
mamie question the study Of his life. and for
fifteen years devoted all his spare time and the
savings resulting from frugal life To the
practical solution OF the problem of the trans
fer Of neat into work. Commencing with full
knowledge OF thernodynamic requirements. his
experiments were guided by a clear knowledge
and strong conscience. which would not al
low him to be carried away by partial success
His discussion of the problems published un-
der the title % the Theory and Construction
of q Rational Heat Motor" and translated by
Bryan Donkin into English in lSE' is familiar
TO most students of thermodynamlcs. II was
brought II the attention of President Buz. Of
the Augsburg Machine Works. and Of Friedrich
Krupp. OF Essen. by their consulting engineers.
and these men We're willing to spend near
" 100000 81 developing this rational heat
motor Of Diescls theory into rraCt.-
cal working machine. They placed Mr. Desc
at the head Of well-selected force OF Ell
gineers gave him q section Of one Of the largo
shops at Augsburg, in which 10 build. erect and
experiment with this motor. The first T.
horse power motor was gradually brought to
high state OF efficiency. and the experience
gained embodied IN 2O-horse-power mo-
tor which has since become the Kaaha Stone
Of the faithful among the mechanical engineers
% Europe With this motor to illustrate and
prove his theories. MIR. Diesel, in April. 1871.
read a short paper before select circle or
European engineers In Munich. and then took
them to Augsburg to show and test the motor
in their presence. So successful was this first
public exposition that q large English firm at
once bought the rights for Great Britain.
Desels main invention is process for con
verting the heat energy OF fuel into work II
enbodics, IN part. the best OF the steam-engine
methods. The putting noise and smell of gas
or oil. the SCOT or the dripping of oil from the
not exist in the Diesel motor.
In existing electric railway plants the ability
20 save q large investment in copper for lightly
travelled. lOnC-dStance suburban roads and
TO run owl cars without using the main engine.
Will also open field for the Diesel motor. In deep
mines. frequently at distance from the coal
supply, IN portable pumps and drainage plants.
and In large placer mining districts Where
water IS scarce. the Diesel motor Will be waltz
able.
European experts say that the Diesel engine
will in the course Of time gradually supDant
the steam engine. Its builders Will. Of course.
make use Of the vast amount OF valuable eX-
perience. experiments and scientific inVestlga-
ton represented In concrete form by the best
steam engines OF to-day.
The original owners Of the Diesel patents,
Rudolph Diesel the Augsburg Machine Works
and Friedrich Krupp. determined - bring the