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In Lab, 3-D Printing Cuts Costs, Manufacturing Time of Heat Exchangers

Heat exchangers are some of the most widely used energy-transfer devices, helping cool everything from car engines to power plants. At the recent ARPA-e conference, organized by the U.S. Department of Energy, scientists from the University of Maryland showcased an advanced 3-D printer that, combined with a wire-laying head, cuts in half the time needed to manufacture heat exchangers. David Hymas, a Ph.D. candidate at the University of Maryland, said that in most cases in a heat...

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