Electric Transmission of Energy and Its Transformation, Subdivision, and Distribution: A Practical HandbookWhittaker & Company, 1886 - 331 páginas |
Dentro del libro
Resultados 1-5 de 92
Página ix
... Resistance - Formulas for strength of Field - Single and Double Magnets - Difficulty in Small Dynamos - Characteristic Curves -Horse - power Curves - Speed Characteristics — Application to Electric Tramcars - Static , Dynamic , and ...
... Resistance - Formulas for strength of Field - Single and Double Magnets - Difficulty in Small Dynamos - Characteristic Curves -Horse - power Curves - Speed Characteristics — Application to Electric Tramcars - Static , Dynamic , and ...
Página 9
... resistance of the train at a speed of so many miles per hour , and including all the so - called waste caused by deformation , friction , abrasion , and heating of the bodies through which the energy flows . The means by which , in this ...
... resistance of the train at a speed of so many miles per hour , and including all the so - called waste caused by deformation , friction , abrasion , and heating of the bodies through which the energy flows . The means by which , in this ...
Página 16
... more complete , the less resistance or internal friction they offer to rota- tion , and the more powerful are the lines of force which PROFESSOR HUGHES ' THEORY . 17 are caused to pass 16 ELECTRIC TRANSMISSION OF ENERGY .
... more complete , the less resistance or internal friction they offer to rota- tion , and the more powerful are the lines of force which PROFESSOR HUGHES ' THEORY . 17 are caused to pass 16 ELECTRIC TRANSMISSION OF ENERGY .
Página 29
... resistance , and the mechanical energy necessary to overcome it , will be the greater the lower the electrical resistance of the coil , pro- vided other things remain equal , and if the coil be open so that no current can pass , there ...
... resistance , and the mechanical energy necessary to overcome it , will be the greater the lower the electrical resistance of the coil , pro- vided other things remain equal , and if the coil be open so that no current can pass , there ...
Página 30
... resistance r , then by Ohm's law the current produced through the circuit , whilst the slider is in motion , will be C = F. d . v r If the intensity of the field is unity ( F = 1 ) , and if the bars are one centimeter apart , unit ...
... resistance r , then by Ohm's law the current produced through the circuit , whilst the slider is in motion , will be C = F. d . v r If the intensity of the field is unity ( F = 1 ) , and if the bars are one centimeter apart , unit ...
Otras ediciones - Ver todas
Términos y frases comunes
amperes armature core arrangement battery brake brushes cable capital outlay cent chapter commercial efficiency commutator conductor connected constant speed cost counter-electro-motive force Creil curve cylinder dead points diameter distance dynamos and motors electric transmission electrical efficiency electrical energy electrical resistance electro-motive force employed engine equal equation exciting power experiments external field magnets flow formula friction Gramme dynamo Gramme machine greater heat horse-shoe hydraulic inches increase insulation iron latter length lines of force load loss machine magnet pole magnetic field magnetic resistance Marcel Deprez maximum mechanical energy motive force number of lines obtained ohms parallel placed pole pieces position practical pressure produced proportional represent revolutions a minute rheostat right angles self-induction self-regulating series-wound shown in Fig shunt coils slider spindle steam-engine steel strength tion total number trans transmission of energy transmitted volts weight whilst wound وو
Pasajes populares
Página 333 - Argot and Slang. A new French and English Dictionary of the Cant Words, Quaint Expressions, Slang Terms, and Flash Phrases used in the high and low life of old and new Paris.
Página 209 - ... filled with paper, wood shavings, or other protective material that prevent the articles from moving about or coming in contact with each other or with the sides of the box In course of transmission. (2) Liquids, oils, etc. Liquids, oils, and substances which easily liquefy must be enclosed in hermetically sealed receptacles. Each receptacle must be placed in a separate box of metal, strong wood, or strong corrugated...
Página 210 - Now, if we have a single pair of cables, one of them connected to the positive and the other to the negative terminal of the...