1. Steam at saturation pressure of 1.75 MPa has a quality of 78%. Find the following
properties:
a. $v$
b. $u$
c. $h$
2. Find:
a. $h$ of steam at saturation pressure of 0.015 MPa and temperature of 000 K
b. $v$ of subcooled liquid at saturation pressure of 1.44 MPa and temperature of 17.5°C
Use the sample table as reference for your solution in number 2
Sample, find the enthalpy of superheated steam at 1.45 MPa and 515°C.
Option 1. Identify the value of the blue ones for the first 2 interpolations.
Option 2. Identify the value of the green ones for the first 2 interpolations.
Temperature
°C
500
515
520
1.4
$h_{500^oC, 1.4 MPa}$
$h_{515^oC, 1.4 MPa}$
$h_{520^oC, 1.4 MPa}$
Saturation Pressure (MPa)
1.45
$h_{500^oC, 1.45 MPa}$
$h_{515^oC, 1.45 MPa}$
$h_{520^oC, 1.45 MPa}$
1.5
$h_{500^oC, 1.5 MPa}$
$h_{515^oC, 1.5 MPa}$
$h_{520^oC, 1.5 MPa}
