Table 1

Hot water demand and water temperature per building type of a set area of 1000 m2.

Parameters Residential Hospital School Office Factories
Floor area allowance per occupant (square meter per person) [13] 19 Patient room: 11 Other spaces: 22 Classroom: 2 Vocational spaces: 5 9 9
Occupant load (Number of people) 53 68 350 111 111
Hot water demand (gallon per person per day) [14,15] 35 35 3 5 10
Total hot water demand per building use (gallon per day) 1855 2380 1050 555 1110
Water temperature Tr (°C) [13] 45 65 45 45 70–110

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