Thermonator - Thermodynamics

- Thermodynamic calculator to solve problems and exercises from Thermodynamic Engineering books.
- Quickly calculates steam tables for water, air, ideal gases, refrigerants and other substances.
- Contains help and explanations of the main theoretical concepts, equations, first and second thermodynamic laws, etc.

FUNCTIONALITIES

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Educational aids
- Step-by-step calculations.
- Solved exercises.
- Quick reminders on thermodynamic concepts and formulas.

Settings
- Control system: Control mass, Control volume.
- Sign convention: ΔU = Q − W, ΔU = Q + W.
- Reference state: Normal boiling point, ASHRAE, IIR, Çengel-Boles, Moran-Shapiro, Reynolds, Sonntag-Van Wylen-Borgnakke.
- Dead state: EPA, ISO, IUPAC, NIST.
- Units: International System of Units, Imperial System of Units, Traditional US units.

Calculations
- Properties: State, Saturation, Process, Cycle.
- Calculation of states, processes, and cycles.
- Warnings for sensitive calculations: Critical point, Saturation dome (PT), Liquid (v), Gas (Th).
- Processes: Polytropic, Isobar, Isotherm, Isochore, Isenthalpic, Adiabatic, Irreversible, Inlet+Exit, Branches, Reheating, Subcooling.
- Substances: Noble gases, Ideal gases, Ideal gases (cp Variable), Custom gas, Real substances (Acetone, Air, Ammonia, Benzene, Butane, Carbon dioxide, Ethane, Ethanol, Ethylene, Heptane, Hexane, Isobutane, Isopentane, Methane, Nitrogen, Octane, Oxygen, Pentane, Propane, Propanol, Propylene, R-11, R-114, R-12, R-123, R-1234yf, R-124, R-13, R-134a, R-14, R-22, R-23, R-32, R-404a, R-407c, R-410a, R-500, R-502, R-507a, R-C318, SES36, Water).

Calculation wizards
- Units converter: Pressure, Temperature, Volume, Mass, Energy, Power.
- Interpolation: One dimension, Two dimensions.
- Mass: Calculate the properties that depend on the mass.
- Saturation: Calculate the states of saturated liquid and saturated vapor.
- Energy balance: Solve exercises of Unknown process, Internal friction, Kinetic energy, Potential energy, etc.
- Entropy balance: Solve exercises of Internal generated entropy, External generated entropy, Universe entropy increment, Destroyed exergy, etc.
- Heat exchangers: Generic, Closed, Open, Mixed.
- Cycles: Automatically solve 26 types of cycles. Basic cycles (1 Cycle), Combustion engines (5 Cycles), Gas turbine (5 Cycles), Combined cycle (1 Cycle), Steam turbine (2 Cycles), Steam turbine with regenerative preheating (4 Cycles), Vapor-compression refrigeration (6 Cycles), Gas refrigeration (2 Cycles).

Results reports
- Substances: Formula, Molecular mass, Critical point, Normal boiling point, Specific heat.
- Summary: Settings, States, Processes, Cycles.
- Calculations: Step-by-step calculations.
- Balances: Mass balance.
- Balances: Energy balance, Boundary work, Entropy balance, Internal generated entropy, External generated entropy, Universe entropy increment, Destroyed exergy (Irreversibility).

Recent changes:
- Entropy balance
- Internal generated entropy
- External generated entropy
- Universe entropy increment
- Irreversibility (Destroyed exergy)