FIELD: refrigerating engineering; air- conditioning systems. SUBSTANCE: cold accumulator includes reservoir filled with water and placed deeper in ground, discharge piping system for heat-transfer agent, pump and evaporator made in form of circulating tubes arranged horizontally in reservoir. Located in reservoir under evaporator is electric heater. Water intake chambers are mounted in field of contact of electric heater with side walls of reservoir. One chamber is connected with pump and other chamber is connected with hat exchanger. Proposed cold accumulator may be used both in winter and in summer. EFFECT: enhanced efficiency. 2 dwg
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Authors
Dates
2003-03-20—Published
2001-06-08—Filed