Convention, Masalah 40 |
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Halaman 12
... resistance joints eliminated , tree grounds , etc. , removed , grounds at telephone stations improved and batteries and instruments overhauled . In other cases , there seems no remedy but to change the telephone line to metallic circuit ...
... resistance joints eliminated , tree grounds , etc. , removed , grounds at telephone stations improved and batteries and instruments overhauled . In other cases , there seems no remedy but to change the telephone line to metallic circuit ...
Halaman 115
... resistance in the form of separators is sometimes very great . Ofttimes , even when the areas are equal to that of the pipe , the shape of the steam passages causes a considerable loss . A resistance , which must always exist , is that ...
... resistance in the form of separators is sometimes very great . Ofttimes , even when the areas are equal to that of the pipe , the shape of the steam passages causes a considerable loss . A resistance , which must always exist , is that ...
Halaman 116
... resistance which deserves careful consideration . With the resistances which have been mentioned of proper design the principal factor in determining the pressure drop between the boiler drum and turbine nozzles is the size of the ...
... resistance which deserves careful consideration . With the resistances which have been mentioned of proper design the principal factor in determining the pressure drop between the boiler drum and turbine nozzles is the size of the ...
Halaman 166
... resistance coils , two of which are mounted near the forebay or other body of water the varying level of which is under observation . The other two bridge members are formed by another coil placed at any desired distance from the ...
... resistance coils , two of which are mounted near the forebay or other body of water the varying level of which is under observation . The other two bridge members are formed by another coil placed at any desired distance from the ...
Halaman 202
... resistance per 25 volt - ampere capacity of the transformer and that wire smaller than No. 12 B & S be not used . If it is found impracticable to limit this resistance to 0.15 ohms the same procedure should be followed as hereinbefore ...
... resistance per 25 volt - ampere capacity of the transformer and that wire smaller than No. 12 B & S be not used . If it is found impracticable to limit this resistance to 0.15 ohms the same procedure should be followed as hereinbefore ...
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alternating current amperes apparatus auxiliaries brick cable capacity chemical circuit circuit breakers coal Committee commutator Company condenser conductors connected construction copper corrosion current flowing Curve determined device dielectric strength drop earth efficiency electric railway electrolysis Engineers equipment feed water feeders frazil ice frequency frequency changers heat inches increase indication induction installation instrument insulation jewels joint kilowatts kv-a load loss machine main unit manufacturers measurements mechanical metal method motor operating oxidation percent pipe plant pole potential pounds power factor practice present pump rails rated ratio recommended regulation resistance Section sheath single-phase soda ash specific speed standard stoker storage stray currents structures substation superheat supply surface surface condensers switch temperature tion track transformers tube turbine underground volt-amperes voltage volts water wheel watthour meter Wattmeter windings wire