...R E B CROMPTON PROBLEMS ELECTRICAL ENGINEERING LIGHTNING POWER ELECTRICITY FAILURES TERRESTRIAL MAGNETISM TRANSMISSION TELEGRAPHY INSULATION STORAGE RAILWAYS MEASUREMENT LAMPS LIGHTING ~ t r a CROMPTONON PROBLEMS IN ELEUT~ICALENGINEEBING. 339 Meeting.] EXTRA MEETING. 10 April...

...T ANDREWS © Thomas Telford and ICE 1900 WEAR STEEL RAILS TUNNELS CORROSION VAPOUR BESSEMER MAGNETISM CHEMICAL ANALYSIS TESTS MICROMETERS WEIGHT LOSS RAILWAYS DETERIORATION MECHANICAL ABRASION METALS METALLURGY Proceedings.] ANDREWS ON WEAR OF STEEL RAILS IN TUNNELS...

...W H PREECE © Thomas Telford and ICE 1900 ELECTRICITY ENGINEERING ENERGY MAGNETISM FORCES CURRENTS ELECTRIC ALTERNATING CONDUCTORS PURIFICATION ORES COMMUNICATION TELEGRAPHY TRANSMISSION POWER INDUSTRIES TRACTION TRANSPORT RAILWAYS TRAMWAYS WAR BLASTING SANITATION...

...R A HADFIELD © Thomas Telford and ICE 1899 ALLOYS IRON NICKEL ANALYSIS CAST TESTS FRACTURE PROPERTIES COMPRESSION TENSILE STRENGTH DUCTILITY HARDNESS MAGNETISM BENDING CONDUCTIVITY ELECTRICAL HEATING COOLING WELDING CORROSION STEEL USE FORGING PROPELLERS SHAFTS...

...., with the object of investigating the critical points of the alloys, the appearance and disappearance of magnetism, the microstructure, and the magnetic properties at ordinary tempera- tures. CRITICAPLOINTS. The critical points were determined,as in previous researches, by the methods of heatingand cooling...

...J A EWING MAGNETISM MAGNETS TELEGRAPHY COMPASSES ELECTRICITY CIRCUITS DYNAMOS IRON ORES INSTRUMENTS TEMPERATURE PERMEABILITY HYSTERESIS © Thomas Telford and ICE 1899 Extra Meeting.] EWING ON MAGNETISM. 289 EXTRA MEETING. 20 April, 1899. WILLIAM HENRY PREECE, C.B., F.R.S...

...H H CAMPBELL; W H MORRIS; J D TWINBERROW; H V WINCHELL; A P HEAD © Thomas Telford and ICE 1899 ALLOYS IRON NICKEL STEEL ARMOUR PLATES PROJECTILES TESTS CORROSION MAGNETISM CONDUCTIVITY ELECTRICAL LOADING STRESS METALS METALLURGY 126 CORRESPONDENCE ON [Minutes...

...SIR B BAKER; J A EWING; H F PARSHALL; J A FLEMING; J HOPKINSON; S THOMPSON; W E AYRTON Proceedings.] DISCUSSION ox MAGNETIC DATA OF IRON AND STEEL. 245 Discussion. Sir BENJAMBINAKERP,resident, moved a vote of thanks to Pro- Sir Benjamin fessor Ewing (one of the highest authorities on the subject...

...H F PARSHALL 220 PARSHALL ON MAGNETIC DATA OF IRON . ~ N DSTEEL. [bfinutes of (Paper No. 2973.) Magnetic Data of Iron and Steel. By HORACFEIELDPARSHAALssLo,c. M. Inst. C.E. INthis Paper is given a summary of the results of tests of the magnetic properties of iron and steel of such compositions...

.... The measurement, by3fr. Osmond's method, of theheat absorbed on heating and of that evolved on cooling by the various steels at the carbonchange point Ani, and the determination of the heatevolved on tempering hardened steel. 7. The comparative magnetic properties of thehardenedand tempered steels. 8...

...J A EWING © Thomas Telford and ICE 1896 MAGNETIC TESTS IRON STEEL MAGNETISM RODS INDUCTION MEASUREMENT FORCES PERMEABILITY HYSTERESIS BALLISTICS TESTING TRACTION BARS YOKES METALS ELLIPSOIDS MAGNETOMETERS MAGNETS CASTING TRANSFORMERS ELECTRICITY Proceedings.] EWING...

...SIR B BAKER; T ANDREWS; J E STEAD; R AUSTEN; R A HADFIELD; J HEAD; W ANDERSON; B BLOUNT; A B W KENNEDY; J O ARNOLD; T WRIGHTSON © Thomas Telford and ICE 1896 PHYSICAL PROPERTIES IRON STEEL CRACKS CARBON ANNEALING HARDENED MAGNETISM WELDING TENSILE COMPRESSION TESTS METALS...

... in the first Paper, chemical and microscopical research being supplemented by mechanical tests and by investigationof the thermal and magnetic 1 Sitzun-gsberichtcderAkademieder Wissenschaften zu Miinchen, 1881, part I, p. 63. 3 Mikroskop.Stndien iiberMetalle und Legierungen. Leop. Vo88, Ham- burg & Leipzig...

...G BERKLEY; J SWINBURNE; W E AYRTON; J A FLEMING; A SIEMENS; S EVERSHED; G KAPP; R E B CROMPTON; LORD KELVIN; W H PREECE © Thomas Telford and ICE 1892 ELECTRICAL ELECTRICITY MEASUREMENT INSTRUMENTS VOLTMETERS ACCURACY MAGNETISM DYNAMOMETERS METERS CURRENTS LIGHTING...

...J SWINBURNE © Thomas Telford and ICE 1892 ELECTRICAL ELECTRICITY MEASUREMENT INSTRUMENTS VOLTMETERS AMPEREMETERS CURRENTS GALVANOMETERS MAGNETISM DYNAMOMETERS MAGNETS CONTINUOUS ALTERNATING WATTMETERS POWER RESISTANCE METERS OHMETERS MEASURING INSTRUMENTATION APPARATUS...

... the consideration of whatmaterial is the best for the con- struction of themagnetsand framework,sincethese form the heaviest part of the motor, and also allow of more variation in design than the armature andcommutator. It is generally found not to be desirable to magnetize cast-iron more thanhalfashighly...

...W ANDERSON; H E ARMSTRONG; W F BARRETT; J A EWING; L GARRISON; W H GREENWOOD; J F HALL; A POURCEL; B M THWAITE; R A HADFIELD © Thomas Telford and ICE 1888 MANGANESE STEEL HARDENING ALLOYS STRENGTH IRON MAGNETISM METALS CARBON PROPERTIES METALLURGY PROPERTIES WIRE ELECTRICAL...

... and ICE 1888 TERRE NOIRE MANGANESE STEEL STRENGTH TESTS TENSILE CHEMICAL ANALYSIS METALLURGY PROJECTILES COOLING MAGNETISM EXTENSIONS METALS PROPERTIES CASTINGS FERROMANGANESE EXPERIMENTS MAKING MANUFACTURE MANUFACTURING CARBON ALLOYS CASTINGS ARMOUR MAGNETIC...

...R A HADFIELD © Thomas Telford and ICE 1888 IRON MANGANESE PROPERTIES ALLOYS STEEL HEATING COOLING CRYSTALLISATION MAGNETISM IRON CARBON HARDNESS METALS HEAT TESTS WATER QUENCHING TOUGHENING BARS STRUCTURE ELECTRICAL INFLUENCE BEHAVIOUR MAGNETIC ELECTRICITY...

...-magnets andgeneral pro- portions, the power of dynamos, as comparcd to their bulk, was Proceedings.] KAPP ON CONTINUOUS-CURRENT DYNAMO-~VIACHINES. 125 more and more increased, the old attachment by friction became unreliable, andin all good modern machines more positive methods have been substitutedT. he...