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Lockheed Martin Triples Cryocooler Power Density Via Compressor Motor Improvements

Pat Host
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Lockheed Martin [LMT] scientists were able to triple the power density of a satellite micro-cryocooler by significantly improving the compressor motor design.Lockheed Martin Advanced Technology Center Research Scientist Jeffrey Olson said Monday in an email improving the cryocooler compressor motor design allows the High Power Microcooler to operate at a high frequency of 140 hertz (Hz) compared to 40-60 Hz for other space cryocoolers. Olson said this increases the input power capability.Cryocoolers are critical elements of a satellite payload that…

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