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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Interactive graph.

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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.
• Ambient conditions: 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.
• Substances: Water, Noble gases, Ideal gases, Ideal gases (cp Variable), Custom gas.

Calculation wizards

• Interpolation: One dimension, Two dimensions.
• Units converter: Pressure, Temperature, Volume, Mass, Energy, Power.

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.

PREMIUM

Calculations

• Processes: Irreversible, Inlet+Outlet, Branches, Reheating, Subcooling.
• Substances: 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

• 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, Regenerative, Closed, Open, Mixed.
• Cycles: Automatically solve 17 types of cycles. Carnot, Otto, Diesel, Dual-Mixed, Stirling, Joule-Brayton (Basic, Regenerative, Intercooler, Afterburner), Power Rankine (Basic, Reheating), Rankine with regenerative preheating (Closed, Open, Closed+Closed, Closed+Open), Cooling Rankine (Vapor-compression refrigeration).

Results reports

• Balances: Energy balance, Boundary work, Entropy balance, Internal generated entropy, External generated entropy, Universe entropy increment, Irreversibility (Destroyed exergy).

Exercises

• Open and save exercises.

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