All About Engines

Index 351 pressure of, 2 et seq.; production of, 261; release of, 116; sensible heat of, 310; superheated, 98, 144 et seq.; v. gas, 333; velocity of, 150; Watt’s experiments with, 39 et seq. ; waste of, 83 et seq. Steam dryer, 96 Steam engine, admission of steam to, 8, 13, 116 ; circulation of steam in, 261, 283 ; condensation of steam in, 32, 40 ; control of steam in, 13 ; for locomotives, 251 ; how, works, 6; indicator, 315; ports of, 7; pressure gauge, 4 ; simplicity of, i ; water gauge, 5 Steam jacket, 142 et seq. Steam raiser, 195 Steam separator, 96 Steam trap, 97 Steam turbines, 148 et seq. Steamboats, early, 274 et seq. Steering of ships, 306 Stephenson, George, 88, 254 et seq., 282 Stirling boilers, 73 Stoking, 84 et seq. ; machines, 85 Stop valve, 93 Strains in boilers, 80 “ Stripping ” in turbines, 169 “ Stroke,” 144 et seq. Stuffing box, the, 7 Submarines, engines for, 247 et seq., 338 Sugar, 340 “ Sun and planet ” motion, 51 Sunbeam engine, 229 Superheated, steam, 98, 144 et seq. Superheater, locomotive, 266 Surface condensation, 137 et seq., 285 Symmington, Mr., 274 T Tandem, turbines in, 173 Tappet, valve, 210 Tar fuel, 272 Throttle governing, 123 ; valve, 136 Thrust block, the Mitchel, 303 Torricelli, barometer invented by, 26 Transmission dynamometer, 325 Trap, steam, 97 Trevithick’s, Richard, locomotive, 325 Trip-gear, 130 Triple-expansion engines, 146, 278 Trunk piston, 186, 210 Tube boilers, water-, 73 et seq., 99 Tubes, boiler, 64, 67, 75, 139 Tubes, Galloway, 64 Turbines, air pumps for, 180 et seq.; back pressure, 175 et seq.; coai consumption of, 329, 331 ; dia- phragms of, 162 ; disadvantages of, 301 ; drum, 170 et seq., 294 ; ejectors for, 180, 182 ; exhaust of, 175 et seq., 303; gas, 301 ; glazed, 303 ; impulse, 148 et seq., 153 et seq., 164, 173 ; mixed pres- sure, 176 et seq. ; Parsons’ reaction, 143, 148, 164 et seq. ; Rateau’s, 158 ; reducing, 176; ships’, 293 et seq.; “stripping” in, 169; tandem, 173 ; water, 305 ; Westinghouse, 158 ; wheels of, 153, 162 Turbinia, the, 293 Two-cylinder engines, 114; locomo- tives, 268 et seq. Two-stroke engines, 200, 213, 243 U “ Uniflow ” engine, 130 V V-shaped engines, 220, 229 Vacuum, explanation of, 140 Valves, 13 ; Corliss, 125, 213, 267 ; Cornish, 94 ; Crown, 94 ; D short, 118, 267; D-slide, 267, 281; double- beat, 94 ; double-ported, 119 ; drop, 127; equilibrium, 94, 136; ex- pansion, 120; Ferranti’s, 95 ; gear of, 267 ; impulse, 100; in petrol motors, 212 ; method of working, 13; Meyer’s, 120; model, 16; Murdoch’s, 277 ; mushroom, 86, 212 ; oil engine, 233 ; piston, 213 281 ; poppet, 212, 267 ; reducing 96; rotary, 213; safety of, 29