100F 200 300 400 500 600 TEMPERATURE DEGREES FAHRENHEIT 705 700- 800 900 1000 1100 1200 1300 1500 F 1400 O 0.1 0.2 0.7 0.6 0.5 0.4 0.3 1.2 1.3 1.4 1.5 $1.6 1.7 1.8 1.9 2.0 2.1 2.2 0.8 0.9 1.0 1.0b1.1 ENTROPY, s, BTU/LBM - F Figure A-10E Temperature-entropy diagram for steam (English units). (Reprinted by permission from ASME "Steam Tables," American Society of Mechanical Engi- neers. N.Y. 1967.) a) Trace constant property lines that pass through the critical point which is the top of the vapor dome -use blue for constant temperature -red for constant pressure -green for constant enthalpy -violet for constant entropy (b) Property values at the critical point temperature- ? Pressure- ? Enthalpy- ? Entropy- ? ME-302