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U.S. Department of Energy
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Performance of commercial cool storage systems. Volume 1. Early case histories. Final report

Technical Report ·
OSTI ID:5620851
Cool storage systems in commercial buildings are beneficial to both electric utilities and their customers. The development of this emerging load management technology has been hindered by the lack of field performance data compared to design expectations on existing installations. Five systems that were instrumented and monitored for at least one year by utilities in California, Illinois, Pennsylvania, and Rhode Island are evaluated. Four of the buildings have direct-expansion refrigeration ice storage systems ranging in size from 150 to 2000 ton-hours, and one has a 60,000 gallon chilled water storage system. Significant design, installation, and operating problems were noted at each building and the quality of the performance data was poor. Findings, including measured kW/ton and suggested system improvements, are presented.
Research Organization:
Ayres Associates, Los Angeles, CA (USA)
OSTI ID:
5620851
Report Number(s):
EPRI-EM-4044-Vol.1; ON: TI85920684
Country of Publication:
United States
Language:
English