said heat engine comprises {HEAD ~ a turbine generator} having {TAIL ~ a compressor section} for receiving said oxidant supply gas and performing said compressor cycle and an expansion section for receiving said further heated compressed oxidant supply gas and performing said expansion cycle 
said heat engine comprises { HEAD ~ a turbine generator } having { TAIL ~ a compressor section } for receiving said oxidant supply gas and performing said compressor cycle and an expansion section for receiving said further heated compressed oxidant supply gas and performing said expansion cycle
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