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Evaluation of the performance and applications of a metal hydride hydrogen compressor

Technical Report ·
OSTI ID:5351188
Low-grade energy from geothermal, solar or industrial process heat sources may be utilized to power a metal hydride compressor. A four-stage compressor, built by Ergenics Inc., containing rare-earth metal alloys, compressed 35 standard liters per minute (SLPM) of hydrogen from 0.35 MPa (45 psia) to 3.5 MPa (480 psia), using 680 kg/h (3 GPM) of 80/sup 0/C water. A computer model was written to simulate compressor performance. The application of the compressor in power cycles (Brayton gas cycles), and the economics of compressor operation were examined. This project was completed as part of BNL's Chemical/Hydrogen Energy Systems Program supported by the Division of Energy Storage Technology within the US Department of Energy.
Research Organization:
Massachusetts Inst. of Tech., Brookhaven, NY (USA). School of Chemical Engineering Practice-Brookhaven Station
DOE Contract Number:
AC02-76CH00016
OSTI ID:
5351188
Report Number(s):
BNL-51895; MIT/BNL-84-2; ON: DE85017009
Country of Publication:
United States
Language:
English