Methods and systems for operating engine generator sets
First Claim
1. An engine generator set comprising:
- an electrical generator configured to provide electrical energy to a first load rated at a first voltage and a first frequency, and to provide electrical energy to a second load rated at a second voltage and a second frequency wherein at least one of the second voltage is different than the first voltage and the second frequency is different than the first frequency;
a prime mover rotatably coupled to said generator through a shaft, said prime mover configured to rotate said shaft at a first rotational speed when said electrical generator is generating electrical energy at the first frequency and to rotate at a second rotational speed when said electrical generator is generating electrical energy at the second frequency; and
an engine generator set control system comprising;
a generator control system communicatively coupled to said electrical generator configured to control an output of the electrical generator;
an engine control system communicatively coupled to said prime mover configured to control a rotational speed of said shaft; and
an output selector communicatively coupled to said generator control system and said engine control system, said output selector configured to modify the output of the engine generator set from the first voltage and the first frequency to at least one of the second voltage and the second frequency.
2 Assignments
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Accused Products
Abstract
Methods and systems for an engine generator set that includes an electrical generator configured to provide electrical energy to a first load rated at a first voltage and a first frequency, and to provide electrical energy to a second load rated at a second voltage and a second, a prime mover coupled to the generator through a shaft, and configured to rotate the shaft at a first rotational speed at the first frequency and to rotate the shaft at a second rotational at the second frequency, and an engine generator set control system that includes a generator control system configured to control an output of the electrical generator, an engine control system configured to control a rotational speed of the shaft, and an output selector configured to modify the output of the engine generator set from the first voltage and the first frequency to at least one of the second voltage and the second frequency.
21 Citations
20 Claims
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1. An engine generator set comprising:
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an electrical generator configured to provide electrical energy to a first load rated at a first voltage and a first frequency, and to provide electrical energy to a second load rated at a second voltage and a second frequency wherein at least one of the second voltage is different than the first voltage and the second frequency is different than the first frequency;
a prime mover rotatably coupled to said generator through a shaft, said prime mover configured to rotate said shaft at a first rotational speed when said electrical generator is generating electrical energy at the first frequency and to rotate at a second rotational speed when said electrical generator is generating electrical energy at the second frequency; and
an engine generator set control system comprising;
a generator control system communicatively coupled to said electrical generator configured to control an output of the electrical generator;
an engine control system communicatively coupled to said prime mover configured to control a rotational speed of said shaft; and
an output selector communicatively coupled to said generator control system and said engine control system, said output selector configured to modify the output of the engine generator set from the first voltage and the first frequency to at least one of the second voltage and the second frequency. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 13, 14, 15, 16)
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10. A method of operating an engine generator set comprising:
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selecting an operating voltage and frequency from a plurality of predetermined operating voltages of the engine generator set from a first voltage and a first frequency to a second voltage and a second frequency;
selecting the selected operating voltage and frequency for an electrical distribution panel electrically coupled to an output of the engine generator set such that electrical loads and electrical protection equipment coupled to the electrical distribution panel are configured to operate using the selected voltage and frequency; and
selecting the selected operating voltage and frequency for a generator switchgear electrically coupled to an output of the engine generator set such that generator protection equipment coupled to the generator output are configured to operate using the selected voltage and frequency. - View Dependent Claims (11, 12)
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17. An engine generator set output conversion system comprising:
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an output selector configured to modify the output of an engine generator set from a first output voltage and a first frequency to a second output voltage and a second frequency wherein the first output voltage is different than the second output voltage and the first frequency is different than the second output frequency; and
a relay communicatively coupled to said output selector, said relay configured to select a first transformer tap corresponding to the first output voltage and select a second transformer. - View Dependent Claims (18, 19, 20)
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Specification