Btus (th)/second/sq. inch to Dynes/hour/centimeter Converter (Btu/(s·in²) to dyn/(h·cm))
Btu/(s·in²) × 5.8832856 × 10¹⁰ = dyn/(h·cm)
Calculation: 1 Btu/(s·in²) × 5.8832856 × 10¹⁰ = 5.8832856 × 10¹⁰ dyn/(h·cm)
Common BTU (th)/second/sq. inch to Dyne/hour/centimeter Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between BTU (th)/second/sq. inch (Btu/(s·in²)) and Dyne/hour/centimeter (dyn/(h·cm)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 Btu/(s·in²) 5.883286 × 10⁷ dyn/(h·cm) | 5.883 × 10⁷ |
| 0.01 Btu/(s·in²) 5.883286 × 10⁸ dyn/(h·cm) | 5.883 × 10⁸ |
| 0.1 Btu/(s·in²) 5.883286 × 10⁹ dyn/(h·cm) | 5.883 × 10⁹ |
| 0.5 Btu/(s·in²) 2.941643 × 10¹⁰ dyn/(h·cm) | 2.942 × 10¹⁰ |
| 1 Btu/(s·in²) 5.883286 × 10¹⁰ dyn/(h·cm) | 5.883 × 10¹⁰ |
| 2 Btu/(s·in²) 1.176657 × 10¹¹ dyn/(h·cm) | 1.177 × 10¹¹ |
| 5 Btu/(s·in²) 2.941643 × 10¹¹ dyn/(h·cm) | 2.942 × 10¹¹ |
| 10 Btu/(s·in²) 5.883286 × 10¹¹ dyn/(h·cm) | 5.883 × 10¹¹ |
| 20 Btu/(s·in²) 1.176657 × 10¹² dyn/(h·cm) | 1.177 × 10¹² |
| 25 Btu/(s·in²) 1.470821 × 10¹² dyn/(h·cm) | 1.471 × 10¹² |
| 50 Btu/(s·in²) 2.941643 × 10¹² dyn/(h·cm) | 2.942 × 10¹² |
| 100 Btu/(s·in²) 5.883286 × 10¹² dyn/(h·cm) | 5.883 × 10¹² |
| 250 Btu/(s·in²) 1.470821 × 10¹³ dyn/(h·cm) | 1.471 × 10¹³ |
| 500 Btu/(s·in²) 2.941643 × 10¹³ dyn/(h·cm) | 2.942 × 10¹³ |
| 1000 Btu/(s·in²) 5.883286 × 10¹³ dyn/(h·cm) | 5.883 × 10¹³ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 dyn/(h·cm) 1.699731 × 10⁻¹¹ Btu/(s·in²) | 1.7 × 10⁻¹¹ |
| 5 dyn/(h·cm) 8.498653 × 10⁻¹¹ Btu/(s·in²) | 8.499 × 10⁻¹¹ |
| 10 dyn/(h·cm) 1.699731 × 10⁻¹⁰ Btu/(s·in²) | 1.7 × 10⁻¹⁰ |
| 50 dyn/(h·cm) 8.498653 × 10⁻¹⁰ Btu/(s·in²) | 8.499 × 10⁻¹⁰ |
| 100 dyn/(h·cm) 1.699731 × 10⁻⁹ Btu/(s·in²) | 1.7 × 10⁻⁹ |
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 BTU (th)/second/sq. inch (Btu/(s·in²)) and Dyne/hour/centimeter (dyn/(h·cm)):
BTU (th)/second/sq. inch References:
- Solar constant extraterrestrial solar irradiance at top of atmosphere 0.000833 Btu/(s·in²)
- Clear sky direct midday summer sunlight striking sea level ground 0.000612 Btu/(s·in²)
- Human body resting thermal metabolic heat radiation to room 3.1E-5 Btu/(s·in²)
- Overcast winter day diffuse solar irradiance at sea level 6.1E-5 Btu/(s·in²)
Dyne/hour/centimeter References:
- CGS heat flux unit: Low-temperature cryogenic boil-off flux 5000 dyn/(h·cm)
How to Convert BTU (th)/second/sq. inch to Dyne/hour/centimeter
Converting BTU (th)/second/sq. inch (Btu/(s·in²)) 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 BTU (th)/second/sq. inch translates to 5.883286 × 10¹⁰ Dyne/hour/centimeter (1 dyn/(h·cm) = 1.699731 × 10⁻¹¹ Btu/(s·in²)).
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 Btu/(s·in²) = 1634246 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(Btu/(s·in²)) × ( 1634246 / 2.777778 × 10⁻⁵ ) = V(Btu/(s·in²)) × 5.883286 × 10¹⁰Value in Dyne/hour/centimeter = Value in BTU (th)/second/sq. inch × 5.8832856 × 10¹⁰Direct computational formula applied for standard conversion.To convert 50 BTU (th)/second/sq. inch (Btu/(s·in²)) to Dyne/hour/centimeter (dyn/(h·cm)): multiply 50 by 5.883286 × 10¹⁰ to get 2.941643 × 10¹² dyn/(h·cm). At an industrial engineering scale, 10000 Btu/(s·in²) converts to 5.883286 × 10¹⁴ dyn/(h·cm).
Inverse check: 1 dyn/(h·cm) = 1.699731 × 10⁻¹¹ Btu/(s·in²).Understanding BTU (th)/second/sq. inch and Dyne/hour/centimeter
BTU (th)/second/sq. inch
Btu/(s·in²)A BTU (th)/second/sq. inch (Btu/(s·in²)) 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 0.000833 Btu/(s·in²), a clear sky direct midday summer sunlight striking sea level ground equals 0.000612 Btu/(s·in²), a human body resting thermal metabolic heat radiation to room equals 3.1 × 10⁻⁵ Btu/(s·in²).
A physical magnitude of 1 Btu/(s·in²) corresponds to 1634246 W/m² in standard SI measurement.
1 Btu/(s·in²) = 1634246 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 Btu/(s·in²) × 1634246 = 1634246 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 = (1634246 W/m²) × (8 m²) = 1.307397 × 10⁷ W -
4. Convert to Standard Engineering Units:
• W: 1.307397 × 10⁷ × 1 = 1.3074 × 10⁷ W (Watts) • kW: 1.307397 × 10⁷ × 0.001 = 13073.968 kW (Kilowatts) • MW: 1.307397 × 10⁷ × 1 × 10⁻⁶ = 13.073968 MW (Megawatts) • hp: 1.307397 × 10⁷ × 0.001341 = 17532.4799 hp (Horsepower (Mechanical)) • PS: 1.307397 × 10⁷ × 0.00136 = 17775.6496 PS (Metric Horsepower (PS)) • BTU/h: 1.307397 × 10⁷ × 3.4121 = 4.46 × 10⁷ 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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