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Properties of Substances

Level 1

Properties of Substances

Full list of worksheets

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Author: Professor Valery Ochkov, Dr., National Research University "Moscow Power Engineering Institute"

Worksheets marked with use PTC Mathcad premium features, otherwise they are Express compatible. All worksheets created in PTC Mathcad Prime 2.0.

Worksheet nameDescription
Simple rankine thermal cycle

Calculates a thermal efficiency of an ideal Rankine Cycle with superheater.

Input Data are pressure and temperatur of fresh steam and pressure in condenser.

Entropy of Refrigerant R407c

Returns a specific entropy of Refrigerant R-407c as function

of pressure and temperature.

Enthalpy of water

Returns a specific enthalpy of water as function of pressure and temperature.

Enthalpy of steam Returns a specific enthalpy of steam as function of pressure and temperature.

Enthalpy of saturated steam

Returns a specific enthalpy of saturated steam as function of temperature.
Enthalpy of water on the saturated line Returns a specific enthalpy of water on the saturated line as function of temperature.
Entropy of water Returns a specific entropy of water as function of pressure and temperature.
Entropy of steam Returns a specific entropy of steam as function of pressure and temperature.
Entropy of saturated steam Returns a specific entropy of saturated steam as function of temperature.

Entropy of water on the saturated line

Returns a specific entropy of water on the saturated line as function of temperature.
Temperature of water Returns a temperature of water as function of pressure and specific enthalpy.

Temperature of saturated water

Returns a temperature of saturated water as function of pressure.
Hydraulic network

Calculates the defined fluid flow of an NaCl aqueous solution depending

on network parameters.


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