Dry Bulb Formula:
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Dry bulb temperature (Td) is the temperature of air measured by a thermometer freely exposed to the air but shielded from radiation and moisture. It is one of the most commonly measured weather parameters.
The calculator uses the simple formula:
Where:
Explanation: The depression is the difference between dry bulb and wet bulb temperatures. This calculator calculates dry bulb temperature from wet bulb temperature and depression.
Details: Dry bulb temperature is essential in meteorology, HVAC design, and various industrial processes. It's a fundamental parameter in psychrometric calculations and comfort analysis.
Tips: Enter wet bulb temperature and depression values in °C. Both values must be valid numeric values.
Q1: What is the difference between dry bulb and wet bulb temperature?
A: Dry bulb temperature measures air temperature, while wet bulb temperature measures the lowest temperature that can be reached by evaporating water into the air.
Q2: Why is depression important?
A: Depression indicates the humidity level in the air. Greater depression indicates lower humidity, while smaller depression indicates higher humidity.
Q3: What are typical dry bulb temperature ranges?
A: Normal outdoor temperatures range from about -50°C to +50°C depending on location and season. Indoor comfort temperatures are typically 20-25°C.
Q4: How accurate is this calculation?
A: This is a direct mathematical calculation, so its accuracy depends on the accuracy of the input values.
Q5: Can this calculator be used for Fahrenheit values?
A: No, this calculator is designed for Celsius values. For Fahrenheit, you would need to convert values first or modify the formula.