Fluids

m ˙ ( kg s 1 )

c p ( J kg 1 ˚ C 1 )

T e n t e r ( ˚ C )

T o u t ( ˚ C )

measured efficiency (%)

calculated efficiency (%)

Water

0.24

4206

91.3

87.3

57.07

66.35

Air

0.075

1005

29.8

64.9