Coeficiente de Transferencia de Calor
Acerca de Heat Transfer Coefficient Conversion
El/La heat transfer coefficient (tambien called film coefficient, surface conductance, o convective heat transfer coefficient) measures como effectively heat transfers entre un/una solid surface y un/una adjacent moving fluid. It's crucial for HVAC sistema design, heat exchanger calculos, electronics cooling, boiler y condenser design, y virtually todo thermal engineering aplicaciones donde convection plays un/una role. El/La coefficient depends on fluid properties, flow conditions, y surface geometry.
El/La SI unidad es watts per square metro kelvin (W/m²·K), representing el/la heat power transferred per unidad area per degree of temperature difference entre surface y fluid. In US aplicaciones, BTU per hora square pie degree Fahrenheit (BTU/hr·ft²·°F) es comun in HVAC y building design. Higher coefficients mean mas efficient heat transfer—forced convection has higher coefficients than gratuito convection, y phase change (boiling/condensation) produces el/la highest valores.
Our converter handles todo estandar heat transfer coefficient unidades for thermal engineering, HVAC, y process design aplicaciones.
Common Heat Transfer Coefficient Conversions
| Desde | A | Multiplicar por |
|---|---|---|
| W/m²·K | BTU/hr·ft²·°F | 0.1761 |
| BTU/hr·ft²·°F | W/m²·K | 5.678 |
| W/m²·K | kcal/hr·m²·°C | 0.8598 |
| kcal/hr·m²·°C | W/m²·K | 1.163 |
| W/m²·K | W/cm²·K | 0.0001 |
| W/cm²·K | W/m²·K | 10,000 |
| BTU/hr·ft²·°F | kcal/hr·m²·°C | 4.882 |
| W/m²·K | cal/s·cm²·°C | 0.0000239 |
Heat Transfer Coefficient Unidad Reference
Watt per square metro kelvin (W/m²·K) – El/La SI unidad for heat transfer coefficient. Represents heat power transferred per unidad area per degree of temperature difference entre surface y fluid. Standard in engineering calculos worldwide. Typical valores range desde 5-25 W/m²·K for natural convection in air un/una over 10,000 W/m²·K for forced convection with water o phase change processes.
BTU per hora square pie degree F (BTU/hr·ft²·°F) – US customary unidad comun in HVAC design, building energy analysis, y industrial heat exchanger specifications. 1 BTU/hr·ft²·°F ≈ 5.678 W/m²·K. Widely usado in American engineering practice y building codes. Equipment catalogs often list performance in estos unidades.
Kilocalorie per hora square metro degree C (kcal/hr·m²·°C) – Older metric unidad still found in European industrial referencias y legacy documentation. 1 kcal/hr·m²·°C ≈ 1.163 W/m²·K. Sometimes usado in food processing y older chemical engineering literature.
Watt per square centimetro kelvin (W/cm²·K) – Used for high-intensity heat transfer aplicaciones like electronics cooling, high-power lasers, y nuclear engineering. 1 W/cm²·K = 10,000 W/m²·K. Convenient cuando dealing with small, high-power-density surfaces.
Calorie per segundo square centimetro degree C (cal/s·cm²·°C) – CGS unidad occasionally found in cientifico literature. Very large unidad: 1 cal/s·cm²·°C = 41,868 W/m²·K. Rarely usado in modern practice pero appears in historical referencias.