INDEX. 



413 



Synchronous converter armature, reaction 



of, 1 80 



compounding of, 185 

 current relations of, 185 

 electromotive force relations of, 



1 80 



internal action of, 175 

 operation of, 177 

 rating of, 188 



table, 189 

 split-pole, the, 370 

 starting of, 177 



by induction motor action, 



271 



voltage control of, 184 

 converters, transformer connections 



for, 230 

 motor efficiency of, 161 



excitation characteristics of, 167 



hunting of, 150 



maximum electromotive force 



of, 1 66 

 intake of, 165 

 over-excited, 157 

 polyphase, 157 

 stability of running of, 149 

 starting of, 155 



by induction motor action, 



271 



the, 141 



reactance, definition of, 131 

 Switchboard appliances, 320 

 Switchboards, 320 

 feeder panel, 326 

 for generating stations, 321 

 for receiving stations, 330 

 generating panel, 322 

 induction motor panel, 330 

 synchronous converter panel, 331 

 motor panel, 333 



Table of inductivities of various dielec- 

 trics, 366 



of phase constants, 124 

 of sparking distances, 44 

 synchronous converter ratings, 189 



Three-phase alternator, the, 101 



and two-phase transmission lines, 

 copper economy of, 115 



electromotive forces and currents, 

 104-110 



transmission line, calculation of, 349 

 Tirrill field regulator, the, 14, 341 

 Transformation of phases, 225 



step-up and step-down, 195 

 Transformer action, 202 



particular cases of, 204 



and receiving circuit, equivalent re- 

 sistance and reactance of, 206 



connections, 217 



core flu* of, 208 



current relations of, 202 



connections for synchronous con- 

 verters, 230 



efficiency, calculation of, 213 



flux and voltage relations of, 208 



general theory of, 233 



leakage reactance of, 237, 241 



magnetizing current of, 203, 210, 234 



multipliers for alternating-current 

 instruments, 45 



rating, 215 



reduction of, to simple circuit equiv- 

 alents, 246 



regulation, 214 



calculation of, 249 



the, 96, 194 



circle diagram of, 248 



constant current, 215 



Scott, 227 



Scott, dephasing action of, 229 



voltage relations of, 202 

 Transformers, arrangement of in poly- 

 phase systems, 221 



core-type, 198 



efficiency of, 212 



in parallel, 217 



in series, 217 



polyphase, 223 



power loss in, 211 



shell-type, 199 



with divided coils, 218 



