FieldengThermal & HVAC
Sensible Air Heating / Cooling
Q = ρ V̇ cp ΔT. Defaults are standard air 1.204 kg/m³ and 1006 J/(kg·K), shown as optional fields.
Thermal & HVAC
Q = ρ V̇ cp ΔT. Defaults are standard air 1.204 kg/m³ and 1006 J/(kg·K), shown as optional fields.
App id: THERM-04. Reference version 1.0.
How to fill it
Fill the inputs. The tool shows the outputs.
On the tool screen, Calc is the working sheet. Presets stores values you reuse. Reference is the formula, assumptions, and provenance below.
Formula
Q = ρ V̇ cp ΔTInputs
| Name | Unit |
|---|---|
| Airflow (camera) | ft3/min |
| Temperature difference | deltaF |
| Air density (optional) | kg/m3 |
| Specific heat (optional) | J/kg-K |
Outputs
| Name | Unit |
|---|---|
| Sensible capacity (hero result) | Btu/h |
Diagnose
This tool does not attach diagnose observations.
Assumptions
- Leave density and cp blank for 1.204 kg/m³ and 1006 J/(kg·K). Sign of ΔT is preserved.
Provenance
- The 1.08 × CFM × ΔT°F rule is a rounded standard-air shortcut of this SI product.