246
INDEX.
PAGE
PAGE
quisite to raise water to any proposed
height . . App. 214
Rules, practical, for pumps—the velocity
necessary to discharge a given quantity
of water . . — 216
the diameter
of, necessary to discharge a given
quantity of water . -. ibid
LOCOMOTIVE ENGINES 226
the power 229
the ef
fective force of gravity when an en
gine and train are running upon an
inclined plane . — 226
-the speed
under any given circumstances of load,
inclination of railway, &c. . — 229
the ten
sion on the circumference of the driving
wheels, or what is termed the resistance
to traction . . — 227
the quantity of water
required for steam . — 225
the pressure of steam
in the cylinder . — 228
properties of steam — 205
steam pipe, diameter of 210
the elastic force of
steam when in contact with the liquid
from which it is generated — 205
the mean pressure on
the piston, when worked expansively — 222
table of multipliers for
mean pressure, acting expansively — 223
the power — 225
the aperture of a safety
valve for any given pressure — 210
the space the steam of
a cubic foot of water occupies when of
a given elastic force and temperature,
and separated from the liquid from
which it is generated . — 206
Rumble, F. (Plates 84—88)
Rumford’s, Count, boilers 42, 106, 107, 128
experiments on latent heat . 52
S.
Sadler . . . .32
Safety valve . . 7, 103, 139, 206
rule for area of . App. 210
escape of steam at . 103
pipes „ . 140,141,142
rules for . .142
Sailing, trial of between H. M. ships Asia,
Caledonia, Medea, and Vanguard App. 100
Sails, power of . .310
Savery, Thomas . . 5, 7, 16
’s Miner’s Friend . . 5
engine simplified . . 7
first effective steam engine by . ibid
engine . 5, 6, 17, 24, 36, 37
Schmidt’s experiments on heat . 51, 70
Screw propeller applied to steam vessels App. 231
Seaward’s slides . . . 209
Sea water, elastic force of steam of . 60
analysis of . 61, 271, 272
boiling point of . . 272
Shafts, strength of . . 245
Ships, resistance of . 296, 313
Side rods, strength of . . 242
Simpson, J., Chelsea water-works 404, 405
Single acting engine . . 191
expansive . 194
Sleek, effect of . . 36, 113
Slide . . 38, 174, 175, 199, 207
construction of . .207
improved . . . 208
friction of . . 209
cylindrical . . . ibid
modes of opening by . . 225
Murray’s . . . 207
Bramah’s . . . ibid
Murdoch’s . . . 208
* Seaward’s . . . 209
Smeaton, John 18, 21, 22, 2c
’s piston
Smoke, ascent of .
quantity of
Sniffing valve
Southern, John
24, 118, 119, 215
219
100, 145
115
11
44, 56, 57