In the AC circuit of the diesel generator set, there are two kinds of electric power supplied by the power source; one is active power and the other is reactive power.
The cable entry plate must be removed before Siemens generator is actually dismantled. The terminal box must be opened in order to do so, and the exciter cables and bearing thermometer leads loosened.
Speaking of standby diesel generators, it is to "Maintain an army for a thousand days to use it for an hour." Therefore, most of the spare diesel generator sets are spared after being purchased. If the mains supply is normal, the diesel-diesel generator set is basically unused and is in a long-term idle state.
The Harm of Generator Loss of Magnetic Field.When the degree of loss of magnetic field is serious, the generator and steam turbine rotor will be overspeed immediately if the protection is not operated in time, and the consequences will be unthinkable.
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