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1534

(6123 Ton-Hr) (2 Chillers Operating) (16 Hours)(2 Chillers) + (8 Hours)(1 Chiller)

(6123 Ton-Hr) (1 Chiller Operating) (16 Hours)(2 Chillers) + (8 Hours)(1 Chiller)

306 Tons

(6123 Ton-Hr) (2 Chillers Operating) (16 Hours)(2 Chillers) + (8 Hours)(1 Chiller)

(6123 Ton-Hr) (1 Chiller Operating) (16 Hours)(2 Chillers) + (8 Hours)(1 Chiller)

306 Tons

= 153 Tons

Figure 19.5a Water & eutectic storage system configuration.

3This peak load is supplied by the TES, supplemented by the chiller. 4This is the chiller load and peak during the on-peak period.

a thermocouple array, installed to measure the chilled water temperature at one foot intervals from top to bottom of the tank. This tank had a capacity of 550,000 gallons and was 20 feet deep but had only a 2.5 foot blend zone over which the temperature differential was almost 20 degrees7.

The advantages of using water as the thermal storage medium are:

Figure 19.5b Ice storage system configuration.
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