Metric Horsepowers/square foot to Dynes/hour/centimeter Converter (hp (metric)/ft² to dyn/(h·cm))
hp (metric)/ft² × 2.85006132 × 10⁸ = dyn/(h·cm)
Calculation: 1 hp (metric)/ft² × 2.85006132 × 10⁸ = 2.85006132 × 10⁸ dyn/(h·cm)
Common Metric horsepower/square foot to Dyne/hour/centimeter Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Metric horsepower/square foot (hp (metric)/ft²) and Dyne/hour/centimeter (dyn/(h·cm)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 hp (metric)/ft² 285006.132 dyn/(h·cm) | 2.85 × 10⁵ |
| 0.01 hp (metric)/ft² 2850061.32 dyn/(h·cm) | 2.85 × 10⁶ |
| 0.1 hp (metric)/ft² 2.850061 × 10⁷ dyn/(h·cm) | 2.85 × 10⁷ |
| 0.5 hp (metric)/ft² 1.425031 × 10⁸ dyn/(h·cm) | 1.425 × 10⁸ |
| 1 hp (metric)/ft² 2.850061 × 10⁸ dyn/(h·cm) | 2.85 × 10⁸ |
| 2 hp (metric)/ft² 5.700123 × 10⁸ dyn/(h·cm) | 5.7 × 10⁸ |
| 5 hp (metric)/ft² 1.425031 × 10⁹ dyn/(h·cm) | 1.425 × 10⁹ |
| 10 hp (metric)/ft² 2.850061 × 10⁹ dyn/(h·cm) | 2.85 × 10⁹ |
| 20 hp (metric)/ft² 5.700123 × 10⁹ dyn/(h·cm) | 5.7 × 10⁹ |
| 25 hp (metric)/ft² 7.125153 × 10⁹ dyn/(h·cm) | 7.125 × 10⁹ |
| 50 hp (metric)/ft² 1.425031 × 10¹⁰ dyn/(h·cm) | 1.425 × 10¹⁰ |
| 100 hp (metric)/ft² 2.850061 × 10¹⁰ dyn/(h·cm) | 2.85 × 10¹⁰ |
| 250 hp (metric)/ft² 7.125153 × 10¹⁰ dyn/(h·cm) | 7.125 × 10¹⁰ |
| 500 hp (metric)/ft² 1.425031 × 10¹¹ dyn/(h·cm) | 1.425 × 10¹¹ |
| 1000 hp (metric)/ft² 2.850061 × 10¹¹ dyn/(h·cm) | 2.85 × 10¹¹ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 dyn/(h·cm) 3.508696 × 10⁻⁹ hp (metric)/ft² | 3.509 × 10⁻⁹ |
| 5 dyn/(h·cm) 1.754348 × 10⁻⁸ hp (metric)/ft² | 1.754 × 10⁻⁸ |
| 10 dyn/(h·cm) 3.508696 × 10⁻⁸ hp (metric)/ft² | 3.509 × 10⁻⁸ |
| 50 dyn/(h·cm) 1.754348 × 10⁻⁷ hp (metric)/ft² | 1.754 × 10⁻⁷ |
| 100 dyn/(h·cm) 3.508696 × 10⁻⁷ hp (metric)/ft² | 3.509 × 10⁻⁷ |
Real-World Context & Everyday Benchmarks
Tap to load into converterTo help contextualize these units in everyday life, science, and engineering, here are verified real-world reference points for Metric horsepower/square foot (hp (metric)/ft²) and Dyne/hour/centimeter (dyn/(h·cm)):
Metric horsepower/square foot References:
- Solar constant extraterrestrial solar irradiance at top of atmosphere 0.171912 hp (metric)/ft²
- Clear sky direct midday summer sunlight striking sea level ground 0.126313 hp (metric)/ft²
- Human body resting thermal metabolic heat radiation to room 0.006316 hp (metric)/ft²
- Overcast winter day diffuse solar irradiance at sea level 0.012631 hp (metric)/ft²
Dyne/hour/centimeter References:
- CGS heat flux unit: Low-temperature cryogenic boil-off flux 5000 dyn/(h·cm)
How to Convert Metric horsepower/square foot to Dyne/hour/centimeter
Converting Metric horsepower/square foot (hp (metric)/ft²) to Dyne/hour/centimeter (dyn/(h·cm)) is a core calculation in Heat Flux Density, which measures the rate of thermal energy transfer radiating or conducting through a unit area per second. This calculation bridges modern MKSA metric standards with the historical Gaussian centimetre-gram-second (CGS) electrostatic and electromagnetic framework. In CGS systems, electromagnetic units (such as statvolts, abvolts, dynes, ergs, and gauss) are formulated directly from mechanical dimensions, with electrostatic-to-electromagnetic relations tied to the speed of light in vacuum (c ≈ 2.99792458 × 1010 cm/s). Exactly 1 Metric horsepower/square foot translates to 2.850061 × 10⁸ Dyne/hour/centimeter (1 dyn/(h·cm) = 3.508696 × 10⁻⁹ hp (metric)/ft²).
Mathematical Conversion Derivation via Coherent SI Base Unit
Under the International System of Quantities (ISQ), dimensional conversion between non-SI units is rigorously resolved by bridging through the coherent SI base unit (watt per square meter (W/m²)) without arbitrary rounding:
1 hp (metric)/ft² = 7916.837 watt per square meter (W/m²)1 dyn/(h·cm) = 2.777778 × 10⁻⁵ watt per square meter (W/m²)V(dyn/(h·cm)) = V(hp (metric)/ft²) × ( 7916.837 / 2.777778 × 10⁻⁵ ) = V(hp (metric)/ft²) × 2.850061 × 10⁸Value in Dyne/hour/centimeter = Value in Metric horsepower/square foot × 2.85006132 × 10⁸Direct computational formula applied for standard conversion.Evaluating an input of 120 Metric horsepower/square foot (hp (metric)/ft²) produces 3.420074 × 10¹⁰ Dyne/hour/centimeter (dyn/(h·cm)). In heavy-duty utility and industrial workloads, 5000 hp (metric)/ft² equals 1.425031 × 10¹² dyn/(h·cm).
Inverse check: 1 dyn/(h·cm) = 3.508696 × 10⁻⁹ hp (metric)/ft².Understanding Metric horsepower/square foot and Dyne/hour/centimeter
Metric horsepower/square foot
hp (metric)/ft²A Metric horsepower/square foot (hp (metric)/ft²) is an imperial and US customary unit for heat flux density.
Applications & Practical Context
In practical heat flux density terms, a solar constant extraterrestrial solar irradiance at top of atmosphere equals 0.171912 hp (metric)/ft², a clear sky direct midday summer sunlight striking sea level ground equals 0.126313 hp (metric)/ft², a human body resting thermal metabolic heat radiation to room equals 0.006316 hp (metric)/ft².
A physical magnitude of 1 hp (metric)/ft² corresponds to 7916.837 W/m² in standard SI measurement.
1 hp (metric)/ft² = 7916.837 W/m²Dyne/hour/centimeter
dyn/(h·cm)A Dyne/hour/centimeter (dyn/(h·cm)) is a unit of heat flux density in the centimeter-gram-second (CGS) system.
Applications & Practical Context
In practical heat flux density terms, a CGS heat flux unit: Low-temperature cryogenic boil-off flux equals 5000 dyn/(h·cm).
A physical magnitude of 1 dyn/(h·cm) corresponds to 2.777778 × 10⁻⁵ W/m² in standard SI measurement.
1 dyn/(h·cm) = 2.777778 × 10⁻⁵ W/m²Domain Metrology & Engineering Applications
Thermal Transmission Flux (q = Q̇ / A)
Rigorously quantified in laboratory and field settings using Schmidt-Boelter heat flux gauges, differential thermopile foil transducers, and calibrated Gardon radiant gauges.
Applied across rocket nozzle combustion chamber analysis, fire resistance testing (ASTM E119), furnace wall heat loss auditing, and hypersonic aerothermal design under international metrology standard ISO 80000-5:2019, ASME PTC 19.3.
Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-5:2019, ASME PTC 19.3 and the BIPM SI Brochure (9th Edition). Governed by Thermal Transmission Flux (q = Q̇ / A) under ISO 80000 dimensional vector [M T⁻³].
Heat Flux Density to Total Thermal Power Bridge (Watts • Kilowatts • Megawatts • BTU/h • Horsepower)
Calculate total continuous heat dissipation power P = q" × A across surface barriers and exchangers, bridging heat flux density [M T⁻³] with thermal power [M L² T⁻³].
P = q" × A
[W/m²] × [m²] → [W]
-
1. Normalize Input to SI Base Unit (W/m²):
q" = 1 hp (metric)/ft² × 7916.837 = 7916.837 W/m² -
2. Apply Engineering Parameter (A):
Selected condition: Industrial Hydronic Radiator Panel (8 m²) at A = 8 m² -
3. Execute Governing Physical Law in SI Units:
P = q" × A = (7916.837 W/m²) × (8 m²) = 63334.696 W -
4. Convert to Standard Engineering Units:
• W: 63334.696 × 1 = 63334.696 W (Watts) • kW: 63334.696 × 0.001 = 63.3347 kW (Kilowatts) • MW: 63334.696 × 1 × 10⁻⁶ = 0.0633347 MW (Megawatts) • hp: 63334.696 × 0.001341 = 84.9332 hp (Horsepower (Mechanical)) • PS: 63334.696 × 0.00136 = 86.1112 PS (Metric Horsepower (PS)) • BTU/h: 63334.696 × 3.4121 = 216106.95 BTU/h (BTU per Hour)
| Engineering Substance / Operating Standard | Parameter Value (m²) | Reference State / Condition | Typical Industrial & Engineering Application |
|---|---|---|---|
| Residential Window Glazing (4 m²) | 4 |
4.0 m² | Double-pane exterior window glass aperture |
| Industrial Hydronic Radiator Panel (8 m²) | 8 |
8.0 m² | Convective space heating radiator surface |
| Shell & Tube Heat Exchanger (50 m²) | 50 |
50.0 m² | Industrial process fluid cooling bundle |
| Power Boiler Waterwall (200 m²) | 200 |
200.0 m² | Thermal power plant steam generator wall |
Frequently Asked Questions
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