Temperature Change Formula:
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Definition: This calculator estimates the maximum temperature change a heat pump can achieve based on heat energy input, mass of the medium, and specific heat capacity.
Purpose: It helps HVAC professionals and engineers determine the potential temperature output of heat pump systems.
The calculator uses the formula:
Where:
Explanation: The heat energy is divided by the product of mass and specific heat capacity to determine the achievable temperature change.
Details: Proper temperature estimation ensures efficient system design, adequate heating capacity, and energy-efficient operation.
Tips: Enter the heat energy in BTU, mass in pounds, and specific heat capacity (default 1.0 BTU/lb·°F for water). All values must be > 0.
Q1: What is specific heat capacity?
A: It's the amount of heat required to raise the temperature of 1 pound of a substance by 1°F.
Q2: What's the specific heat of water?
A: Water has a specific heat of about 1 BTU/lb·°F, which is the default value in the calculator.
Q3: How do I find the heat energy output of my heat pump?
A: Check the manufacturer's specifications or use the rated capacity in BTU/hour multiplied by operating time.
Q4: Does this account for heat loss?
A: No, this calculates theoretical maximum. Actual temperature may be lower due to system inefficiencies and heat loss.
Q5: Can I use this for cooling calculations?
A: Yes, the same formula applies for cooling, with ΔT representing temperature decrease.