Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Psychrometric Properties Calculator

Determine humidity ratio, enthalpy, dew point, or wet-bulb temperature from dry-bulb temperature, relative humidity, and barometric pressure. Ideal for HVAC design, indoor air-quality analysis, and meteorological work.

Dry Bulb Temperature (°C)

Relative Humidity (%)

Barometric Pressure (kPa)

Calculate Property

Fill in the required fields to see your result.

Thermodynamics

Convective Heat Transfer Calculator

Calculates the rate of convective heat transfer between a solid surface and a surrounding fluid using Newton's Law of Cooling. Use it in HVAC design, electronics cooling, and heat exchanger sizing.

Heat Transfer Coefficient (W/(m²·K))

Surface Area (m²)

Surface Temperature (°C)

Fluid Temperature (°C)

Fill in the required fields to see your result.

Key differences

	Psychrometric Properties Calculator	Convective Heat Transfer Calculator
Category	Thermodynamics	Thermodynamics
Inputs required	4	4
Result	Psychrometric Property	Heat Transfer Rate (W)
What it does	Determine humidity ratio, enthalpy, dew point, or wet-bulb temperature from dry-bulb temperature, relative humidity, and barometric pressure. Ideal for HVAC design, indoor air-quality analysis, and meteorological work.	Calculates the rate of convective heat transfer between a solid surface and a surrounding fluid using Newton's Law of Cooling. Use it in HVAC design, electronics cooling, and heat exchanger sizing.