Gas Turbine Generator Cycles

A combustion gas turbine is a rotary engine that extracts energy from the combustion gas stream. It has an upstream compressor coupled to a downstream turbine, and a combustion chamber in-between. It has an upstream compressor coupled to a downstream...

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Calculation of Electric Motor Safety

Basically the "Motor protection" and "motor circuit protection" are two different things and requires a different calculation. To prevent the motor burning, we have to prepare a way to protect it from overcurrent (overload, short circuit, or ground-fault)....

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Testing Current Transformers

CT or current transformer is an intermediate flow measurement, which limits the ability to read gauges. Suppose the system of high voltage lines, the current flowing is the 2000A while the gauges are only limited to 5A. CT is needed to transform a representation...

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Insulation Testing May Rescuing Prisoners Electric Motor

Insulation resistance test on the equipment is simple but important preventive measures which can significantly reduce maintenance cost. You probably already familiar with the insulation resistance test (more commonly known as a megger). This test plays...

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