New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1890-12-24
THE NEWARK'S GREAT RI n
HER MARVELLOUS RECORD ON MONDAYS
TRIAL TRIP.
EXCEEDING THE REQUIRED HORSEPOWER BY
FULLY FIVE HUNDRT,D-POINTS THAT WILL
ENGINEERS.
5pr TELEGRAPH TO The TIDBuNE.1

FULLY FIVE HUNDRED-PoINTs THAT WILL
Delight NAVAL ENGINEERS.
5pr TELEGRAPH TO The TUBusE1
Philadelphia Dee 23The last trial Of the new steer
cruiser Newark wa, great success The data cannot
he accurately worked up until all indicators Seu Oh Oo
trial have been tested at the NewYOrk Navy Yard ana
tbe corrections applied TO the cards that II VIII not
lao known for a week at least Just what horse power
WA, devcloped Comparing the results with thoSe Oh
tanned on the previous runs. winch were louS''
worked ont IL IS evident that the builders hopes "eo
fully realized. and the contract requirements cA'oo"
hv at least 800 horse power. The engines averaged
more revolutions than in either OF the previous runs
and the fire room blowers better and kept hiSher
ir nres.urc The Newark made an early start Monday
morning AT 10 the fOur-hOur contract trial was Oe
nm with 1872 pounds Of steam and l. Iches an
pressure in the four fire rooms. Tie Ia'Vr "o'e al
connected by the wing passage as on tI'e previous
trials and the auxiliary boiler was not III use Da'a
were taken by the Naval engineers every hiVce"
minutes. and at . 20 the engines slowed down loi"
100 revolutions to 12O owing to the ship getting ihto
foo shoal water. Everything worked well aItcr uns
and when the hands of the clock pointed to ten minutes
mast - the engines were making 12I revolutNl' anu
the machinery generally doing well that the coh
tractor, determined thirty minutes longer -
a. o throw out the first half hour OF the tGlal anu uS
WAS accordingly done. The trial came 10 ciosc de
40 and ID is worthy OF remark tldt III uc GU" ="
,,r and 4 half hours under forccddraft high speed
the engines and boilers actually doing much
hotor than at the beginning, which IS result seldom
,ttalued ON trial trips, and one on WHICH
cha builderS can well be Congratulated
TN. steam pressure in the boilers did not vary three
unund, during the whole run. the boilers al "orN's
we'll one Of the hrc-room blowers was stopped lot
voyc minutes on account of hot bearings ana "dVoi
yras rim on the blowers Of the two middle IRE rpohs
mast ~ the time The eight blowers averaged 900
,cvoutiou, with an air pressure Of : IA ihches Vi
r,tcr M gate bar, melted. nor was there any
,r,ubIe Of lcally tubes or other mpcrcctona IN inc
,oier Rejecting the first thirty minutes OF the run
and counting the trial ~ lightning at 40 a m anu
ending at Il 40 p. m, the forward engine maze
m,xImum Of 1294 revolutions, minimum Of ia ana
o., ,vcr,r, Of l27.O9 for the four hours the ai'er
engine. maximum ~; minimum, ia, ana a'era5c'
tnGi Ont oils Of the forward engine were set at
20 iuchc, In the high and intermediate cylinders ana
- in fine low pressure and the after engine at ~ III
the high and Intermediate and 26 IN the low Inc all
nurnp, averaged 10 revolutions, circulating pumps
1l4 and the feed pumps 80. The thottIeS VI N'o
main engines not altered during the Ul"I' Out
were kept wide open for three and a hall hours
The ship ran mp the coast with a moderate WIN y"
the mort quarter until OH ErigaGtnc Lishtshp' "here
she made a long turn and headed back with the "hd
on the starboard bow She had little list on cithe
course and scarcely any roll. Arriving OIL the hie'h
wafer maroeuyilug TRIALS were made with inc loI
Inwng result The patent logs gave an average slecu
Of nineteen knots for the four hours.