THERMODYNAMICS · HEAT TRANSFER

Calorimetry and Heat Transfer

Explore heat exchange between bodies, conduction through two materials and melting and solidification. Check energy and entropy within the stated model assumptions.

Physical Parameters

Guided Experiments

Physical Model

Body 1 Mass m₁

Body 1 Specific Heat c₁

J/(kg·K)

Body 1 Initial Temperature

°C

Body 2 Mass m₂

Body 2 Specific Heat c₂

J/(kg·K)

Body 2 Initial Temperature

°C

Thermal Conductance H

W/K

Hot-Side Temperature

°C

Cold-Side Temperature

°C

Layer 1 Thermal Conductivity k₁

W/(m·K)

Layer 2 Thermal Conductivity k₂

W/(m·K)

Layer 1 Thickness

Layer 2 Thickness

Cross-Sectional Area A

m²

Material Mass

Solid Specific Heat cₛ

J/(kg·K)

Liquid Specific Heat cₗ

J/(kg·K)

Latent Heat of Fusion L

J/kg

Melting Temperature

°C

Initial Temperature

°C

Initial Liquid Fraction (only when T₀ = Tₘ)

0–1

Applied Thermal Power

Simulation Duration

Examples: Water and Metal · Two Water Samples · Insulated Bodies · Composite Wall · Insulating Wall · Reverse Heat Flow · Ice and Melting · Melting at 0 °C · Solidification

Simulation and Heat Balance

The diagram is schematic: colors and arrows illustrate heat transfer, not microscopic motion or geometrically scaled dimensions. Energy quantities follow the selected physical model.

Playback Speed

Time 0.00 s

Body 1 Temperature—

Body 2 Temperature—

Heat Flow—

Transferred Heat—

Entropy—

Physical Indicator—

Energy Residual—

Synchronized Graphs

Select a graph point or enter an exact time. Temperatures are in °C; temperature differences in K have the same numerical magnitude as differences in °C.

Temperatures over Time

Thermal Power / Heat Flow

Exchanged Energy and Balance

Entropy Change

Temperature Difference

Data Table

Model Assumptions and Limitations

CALORIMETRY EXPLAINED

Step-by-Step Calculations

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