, 1869-03-16

Hts II the conttsct clio nbt 1ml. tho tulldcfa to
q twice se1 vs. or ia ronnd namhsr. 5sa. p'"e'
y ns sesa 9 o 5s no
sesa ~ T.ss 81 sa..@ q
Ints IN vel. rrpportlonoa engines It is eyen tess
~ se:nai tt:sl W1tn mereus,al Ranse the nav
sneiss sto@s o. sauch !esa sssn shis>., Asso an j.
a,1 r,sten La neep made ts1 fr,cou Of ia s'ne ao
gEe.. hawaii says: "Fu engtnas OF fmsenl,ude
S 10 iot nf5 e
load. Hs.1 cA eass "T1is NAV b takep st:dYc
,ot.vt1 and h.lfper eart." Also lsS 3. iss
rss iron Bas sha IN .he csss III II
ihu hl.a2o eu.iee. suppostng Tho aversSe
vacuum ualn'ais CD to be lo5 ~, lbs proper II.
the Ita diameter Of The punap brioc ST tnches'
and lerRth Ct suokr 81 1neh.s ..
hsa NJ. Inoua. 20 sppll:d ass.cr4 s,1mulA, as
sate VI facss concerning thc ne1 ene,ne. the foi.
loalef Wouio have been the results. VIZ
~ g n y stroke y the engine woptd haya
l5l,z effective Lore poEes, "
66.os Elective hofse power
-; 81 u ca =. i sssofe y lhe engine vou'd hav.
.<s sSitd q a. y s.rete u The engine would hsvs
9161 ELECTIVE hofte pox +.
Lnt CO 1t y si1ukc y tic cnglle would hlye
asl Y Elective sc.rt lover
q u the whole q elne; cutting OF q Y down
suoes ,ia u2ssFoxs, t8l, = plul ~ 1s-57a 9s,
tpt -. ~ " u.; ~. ~ os wei: 70 sfsse heto
wfiteIs and eu!.dsrs when RPcattpg OF tbs eieam
ett ioe. ~ q Item bsfed upon inc general azree.
msns n.t ssNo pcoad.: 1a!sed one too: hie n
out differing E.sJ N2ea ID their app!irAt1on to
nnvs1 S ,7d ~ .1su,c ~. 9Ee homnsl hotte
third TIC artnal OF effective hoste power. The 1rat
L aeonfentra1ttsm. md haieu on the su,p2elttpp
eN thM = nn.,1sn nias pfsatnte ot eteam Is to b
.o., hence a. Dotns ta,s II his Recent IN
Tn tls ayt1sae eaes ot noa.so 9,qoa. ensn sy1,
r. S:aa:i j., = .os = i !. i a9ss r.
a.1 PoHts so.. ~. ,.u.
! poseK q alean enRl.s depscd rnollJ, Or even
| Mme'p1uy, upon lhe dA@etet q the cylinder
ans amber in,s aoased same work. aays. ?. az:
! t6e aheett2ln knd VARYING ca&t1etef Of the ratio
power is source Of Euen perp,e1lt1. aad pro-
.on sha1 u fa1 h as4ss pas
5s9a! power y = UNI: %. 70 esaas - ant
ssilsts: ' q e1sa aTe sess e.
pse,ty of e,ltaae." Il w1!, thtr tonc b readily
&; 81; :s
&. 9 ~ soR sed as.s 70 e s, SSs ss
tInainp Int nI1y ia rnr1her n n1rnas G.,es, ~
isised 10 1 aisel height n ~ ctYsn In or oises
ktId d Il visible du:Y bar aIaa Iii the Iicann and
othsr n slstsneea 10 pc overcome IN perfofmino
that GUY.
ot q e.
| the cAet of pumping engine, lhe Lumber Of
pouncs Of wastr aeiuall, r1lscd to given height
Hat1eu doer, the edeeii1e or ne. dQty & ~ eo. D.
Rine includes In itself ii recesskrY eotretuons
ior loss Of ser BY hctlou. &C.
: unciion between the lneiea-ed or Rro.t hofse
power OF N tE2ine, jts elective ot net power,
l. ehoKe BY nj. 1hona., us.nE IN enc place u
Rtiiauated rule Nr poLMn1nc The e1ecuvC
Of net tozts poxer, I'D ther spp.y
ftR The recall, without mEd,ncsi,or
To ehow the eng1re hAs rot TIA. muet
III. Ttorss % e.ianatcd ia, ths cuetne hs. aoi
e51 horse poser By rule for obsa Ring uet
ff,.t tosre.powef required, md es,ls ,hr d,is; @
ette. 3lp, The deficiency in horet-po1ee Of ths
engine. whtteaa, etep by h:r okn etttnats OF IN
:. DC e1cy aould u laB instead Of sl9. Ii xnofhe
Llsc he .aya the tutal power OF ne engine bu:
. only 81 hire power (6f III "a
ot rs teet cnly j u,;1so gallons n 2. hop,s. a.
sh.l i. Is dsaeien: sis 6esse:postr. NOV, ID
The deficiency II waies it, therefore
!, 6Maela cstlonx. II, ss VI: Tnoc1a
!. ii,V7,1s5 eat1onr. ihen, by ahe eluap,e rule o
thr c, led Is ho.tc-nower, not sls, viii ho au1l
clsnt 10 ratse o9a ,els GllIone ~.
!. We speak tftbe rule 1sed bf III. Thomas. arrl
!, | whtp properly sppl,e., ~ btlnx snttouatcd Il
r1ncf o1 th1t ~e would ttAte that Hahwe1t him
telL N apr1rg It. IN his Thirteenth edition, to q
e ssaru. msktns 20 I. yclurops ulEute. estn1 te
z Ii 10 have ~ home power, while b. The iofmn
tn hts tsent5,,h',a soi'isn: 1ne sslae sae!9s
|, ot rescIn;,ous a r,nr,e. ought to INV, Gas.
hotee power. II te surtIf ouite Il irriti nat ~:
4 s4ops .as Hos. teeent ,sa'roseIents r ~ etnma'
. nosde IN eontiuc1fre II. fsr ths one nas =
Nest | inporssas b~afire - IN ~ ,he C. oser. be- ' 10
:, ncrtnr he ,mprorements AND oi.coy.f1et Of Ii
rho, o ose tS.
10 fo5ms1 e. snt ttrcc prooef. OF ali the narfs
II | ~ enrtnrY
r. judstr Z from tho sctn,l experience Of Br,tlt
t.h,csoo ene,re h.s IN s4cr.sn ~ nore, ss ,hn, ~
Wns1 lie eoptratt eli. fcr, ii. ThomH Quot
e ts.m @ M1etes ihe bor.r power req1ited % op<rs
efe sea S1 mashss IL IT. ns e
10 be R1oss h29s pose1 e1,3 ses p.gn - ihs = :.
nennes' tts1es6 al osjY e,cht a. the Amenc,
eoes. % The tsisu IL, Hpeh,s ni,nee,f t.fs thrcr
poxts s % faF tae Weis nep,an q. I'D she Ir.nect
e Of -a1th charges alI OF these Win great c1uay
ps1 C. IL THIS RESPECT,
I. With I, gard 70 the AIneracan engines qucar1
;, BY Nj. 1tt mag with the new ChieaRo enRin
= tie one Tor Albary Va. Eeser huilt srd the al
!" for Blook1Jn vts not eonatIrc'ed ACCORDING
| the plSuH proposed By Mt. McA1ptnc.
II The cid chicago engine f. aAu In ubAfpl on Il
= Soo' out IL u noe o. tae utuaenstaue RtVea ~ =
- Ihomas. ano He 9hoW q aetua e1p.Eehee s M u
~ 1QU feet high In tweu1Y tcuf hour. Mr. McAtp:r
IL his oElRtuEl eat: Ate. allowed 3SH pei ttpt
lCtEsRe, bu 10 mtfd recent cs'1mAtst ne allo
PIT cert The Brooklyn ccgine o - been fonn
=. anG y nt1, o.. ~ At. ta.a s pet Seqt. !
- 9tfEey Elt3 &ha lie AArf1ofQ enE1tt& HE f1bnQ
g lttk lees ih1n ~ PIT cent
" From what has already been fao, II Will be c