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U.S. Department of Energy
Office of Scientific and Technical Information

Onion dehydration

Conference ·
OSTI ID:175605
 [1]
  1. Geo-Heat Center Oregon Institute of Technology, Kalamath Falls, OR (United States)

Onion dehydration consists of a continuous operation, belt conveyor using fairly low-temperature hot air from 38-104{degrees}C (100 to 200{degrees}F). Typical processing plants will handle 4500 kg (10,000 pounds) of raw product per hour (single line), reducing the moisture from around 83 % to 4 % (680 to 820 kg - 1,500 to 1,800 pounds finished product). An example of a geothermal processing plant is Integrate Ingredients at Empire, Nevada, in the San Emidio Desert. A total of 6.3 million kg (14 million pounds) of dry product are produced annually: 60% onion and 40% garlic. A 130{degrees}C (266{degrees}F) well provide the necessary heat for the plant.

OSTI ID:
175605
Report Number(s):
CONF-951037--
Country of Publication:
United States
Language:
English

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