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Diffstat (limited to '3878/CH22/EX22.1/Ex22_1.sce')
| -rw-r--r-- | 3878/CH22/EX22.1/Ex22_1.sce | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/3878/CH22/EX22.1/Ex22_1.sce b/3878/CH22/EX22.1/Ex22_1.sce new file mode 100644 index 000000000..0cfef0f37 --- /dev/null +++ b/3878/CH22/EX22.1/Ex22_1.sce @@ -0,0 +1,12 @@ +clear +// Variable declaration +T_d=37// The dry bulb temperature of air in °C +H=24// % saturation +n_s=75// Saturation efficiency in % +h=62.67// The entering enthalpy in kJ/kg + +// Calculation +// By construction on the chart, or from tables, the ultimate saturation condition would be 21.5°C, and 75% of the drop from 37°C to 21.5°C gives a fi nal dry bulb of 25.4°C. +h_fg=2425// The average latent heat of water over the working range in kJ/kg +q=(h_fg)**-1// The amount of water to be evaporated in kg/(s kW) +printf("\n The amount of water to be evaporated is %0.3f kg/(s kW)",q) |