Table IL— RESULTS OF THE TRIALS OF PORTABLE STEAM ENGINES AT CARDIFF. 
ExmBiTODs' Deola- 
Oliiytoti fi BbulUonorth 
Oliiyluii & BlintUowoiUi 
Seound trinl. 
Hayes, K , 
Tuxfitrd & Bona .. . 
Umwu.lM»y .. , 
Tusker * Sons .. . 
lUndiDg Iron Works > 
UwiQ Stephen 
Tarm-r, E., R,, & P. . 
Borrows A Stewart 
Aahby, JufTory, Si Luki 
5. 6. 
10. , 11. 
13. 1 14. I 15. I 16. 17. ' 18. 1 19. 20. I 21. 22. I 23. 24. 25, 
27. 28. 29. 
37. 
45. I 46. ! 47. 
TKIAL ON BRAKE FOB POWER AND ECONOMY. 
CO 1-20 
80 140 
"Com 
,;TI».J»5iU5,, K'jg^ 
Coal utrd ' luUm 
Slart«d 
witb wntor 
at ISC'. 
111. asm. 
Oh. A5m. 
Oh, »Oin. 
111. Om. 
lb. Sin. 
Oh. 42iii. 
50m, 
from water 
ot ISO'. 
21>. 30m. 
Ih. Urn. 
Oh. SSm, 
Ih. i2m. 
S2,0i2 
33,117 
10.869 
9,219 
34.513 
20,4n6 
40,82G 
22,5G1 
41,S83 
17,416 
13,001 
2 45 
lec1iir«d SfKtA 
170-0= 
Sl91'ti = 
1 -18 112 '5 
Experiments wtb Ixdioator. 
indlMtcd 
74 to 80 About 1 
=2-C9 
=3-855 
=2-42 I 
=1-875 
801 '^S'O 
80 I 77-2 
■17-2 
03 0 
Cut off iu 
Steam-cheat. 
18 and '12 
Blightly 
Drnugbt Mosn j ^"ll^gi^i. 
^ ' 1°"'^ Fefd-hwlB 
ircu^ocd! Holler mulviliuii 
on In Vtn. ot 1 Itn. of 
cuwrine I Wftier nt \Voi«c at 
UoUcr. ^'^^^ ail^rvnix 
Tcinpc- j penluru. 
Duty of Boiler. 
lbs. or j„ I MccbsDleal 
fUUo ol 
oblalaed Id 
Itoilcr 
nechOodl 
We^t 
ToUl Kvnpo- Bollor.ptrl HP, p 
We^t 
IDppllttl 
360" to 418° 
39llP to 415" 
I 5480 
32!)° to 380= 
About 
600" 
425° to 435' 
at 173". Fit 324'"'. 
1315 
Bte^". 
2355 
at 02-3^ 
I 17 C 
Eslimatcd, 
All thrown 
11-81 
1-54 
10-89 
9*33 
.8 '97 
9-27 
IU-24 I 
301-1 
78-8 
180-0 : 
with 190 I 
lbs. nfcoul. 
229-2 I 
7-77 I 143-4 
nil 
1-3 I 37 
)-4 24 
Duty of 
EfTcctotGoTcrnorto 
RcgulatloR Speed. Ibe Eagine 
Ixing lr>adcd <ind Ught 
65-7 
67-43 
47-5| 
GO -SI 
29-*l) 
•0624 
■0163 
■0516 
■0530 
SpG£d thoroughly con- 
trolled, but itlightly 
increased by remoTuI 
Very good 
Govemur usetees. 
Veiygood 
Very well to about 30 
revolution s. 
Worked fairly 120 to 
1 80 revolutions. 
Very well 
•117 , 130 
38-6 57 09 0448 
Bighl'j CommtttdtJ. 
Steam passagea to indicator Tery 
tbronied. 
A second trial after tie with tho Rimluig 
Company's Engine. Firit Friu. 
The governor hunted, thus (xnuliuiLli 
tillering diagram but maintaining ver; 
uniform apeea. Highly Commmdtd 
Trinl stopped by flywheel breakia;; r 
engine aubseqnontly disqualified. 
Indicator string gtar unsatisfactory. Ili^s^J 
partly during trial, Volvta founJ 
have shiflcd. Commended, 
arcond trial ouered but declined. Stamd 
Offlc-ial trial stopped twice by Iook kt> 'v> 
flywheel. Tho trial recorded was n^-u- 
compL'titivu. Silver Mt<lal for Bartn-IU 
In tboju engines in which the condensatio 
n jackots returned to the boilers, the netnal rcdults in oolumna marked " 
it hove bcou larger thju tlioco 
EASTOXS AM' ANDERSON, Coasultiiig Eugiueers, 5th Sqilemhr, \- 
