254 



INDEX. 



Smoke, Bunte's observations, 157 

 Burnat's experiments, 155 

 Carbon in, 154 

 Ringelmann's scale, 158 

 Scheurer-Kestner's analysis, 155 

 Tatlock's tests, 155 

 Soda-lime for absorbing moisture, 23 

 Soot, Heat units of, 166 

 Specific heat. See Heat, Specific 

 " " of water not consid- 



ered, 3 



Steam, Moisture in, 117, 119, 187 

 , Quality of, 119, 187 

 , Superheated, 123 

 , Temperature of, 116 

 used in atomizing petroleum, 91 

 Steam-boilers, petroleum-fired, 89 



, Lignite-fired, 79 

 Steam-boiler testing 



apparatus to be correct, 183 

 Ashes and residues, 189 

 Analysis of cinders, 115 

 " " coal, 113 

 " " waste gases, 133, 

 190 

 Boiler and chimney to be 



heated. 183 



Calculation of air necessary, 125 

 " " " supplied, 139 



" heat units, 159 

 " waste gases, 136, 

 141, 146 



Carbon in smoke, 154 

 Coal used, 182 



Corrections of apparatus, 183 

 determine what, 109 

 Distribution of calories, 167 



" heat, 109 

 Duration of test, 115 

 Early tests, 109 

 Efficiency, 191 



Examination of boiler, etc., 182 

 Heat balance, 192 

 Heat tests and coal anal., 190 

 Johnson's tests, 109 

 Keeping records, 186 

 Moisture in steam, 117 

 Need of knowledge of cal- 

 ories in, 109 

 Preliminaries of, 181 

 Quality of steam, 119, 187 

 Report of A. S. M. E. com- 

 mittee, 177 

 Report of trial, 193 

 Sampling the coal, 112 

 Scheurer-Kestner's tests, no 

 Starting and stopping, 184 



Steam-boiler testing, Temperature 



of steam, 116 



Temperatureof waste gases, 151 

 Volume of air necessary, 125 



' " supplied, 139 

 " " waste gases, 127 

 Waste gas samples and an- 

 alysis, 133, 190 

 Water evaporated, 116 

 Weight of fuel, in 



" " waste gases, 141 

 What is necesary, no 

 Sulphur, oxygen necessary for, 126 



TABLE ; AIR COMPONENTS, 207 

 Air for combustion, 201, 202 

 " for perfect combustion, 206 

 Ash analyses, 115 

 Candle power and heat of com- 

 bustion, 96 

 Coal (Gruner's), 77 

 Coke analyses, 82 

 Distribution of calories, 167 

 Flame temperatures, 200 

 Fuels, 209 

 Heat balance, 193 

 Heat of combustion, 198 



of fuels, 209 

 " gases, 202 

 " lignites, 231 

 " peat, 232 

 wood, 86, 233 



vapor 



n of water, 205 



Ignition point of gases, 207 

 Natural gas, 105, 106, 241, 242 

 Oxygen for combustion, 201, 202 

 Oxygen to form water, 206 

 Regnault and Pfaundler's law, 18 

 Ronchamp coal waste gases, 134 

 Smoke analyses, 157 

 Specific heat of gases, 204 



" waste gases, 205 

 " " water, 205 

 Thermometer reduction, 199 

 Waste gas analyses, 134, 135 

 Water value calculation, 15 

 Weight and volume of gases, 200 

 Wood, 86 



Tatlock's smoke tests, 155 



Temperature, Heat of sensible, 160 

 " of waste gases, 151 



Thermal units, 2 



Thermometer, 4 



, Correction, mercury column, 6 

 , Favre and Silbermann's, 6 

 , Metastatic, 6 

 , reduction table, 199 



