An electrical power generating arrangement (for example, in a combined heat and system in is which fixed frequency AC electric power for {HEAD ~ supply} to the mains or {TAIL ~ grid} is output from a frequency converter supplied with a variable frequency AC power input from an electrical generator driven by an internal combustion engine 
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An electrical power generating arrangement ( for example , in a combined heat and system in is which fixed frequency AC electric power for { HEAD ~ supply } to the mains or { TAIL ~ grid } is output from a frequency converter supplied with a variable frequency AC power input from an electrical generator driven by an internal combustion engine
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