Dynes/hour/centimeter to Btus (th)/second/square inch Converter (dyn/(h·cm) to Btu (th)/(s·in²))
dyn/(h·cm) × 1.69972222 × 10⁻¹¹ = Btu (th)/(s·in²)
Calculation: 1 dyn/(h·cm) × 1.69972222 × 10⁻¹¹ = 1.69972222 × 10⁻¹¹ Btu (th)/(s·in²)
Common Dyne/hour/centimeter to Btu (th)/second/square inch Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Dyne/hour/centimeter (dyn/(h·cm)) and Btu (th)/second/square inch (Btu (th)/(s·in²)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 dyn/(h·cm) 1.699722 × 10⁻¹⁴ Btu (th)/(s·in²) | 1.7 × 10⁻¹⁴ |
| 0.01 dyn/(h·cm) 1.699722 × 10⁻¹³ Btu (th)/(s·in²) | 1.7 × 10⁻¹³ |
| 0.1 dyn/(h·cm) 1.699722 × 10⁻¹² Btu (th)/(s·in²) | 1.7 × 10⁻¹² |
| 0.5 dyn/(h·cm) 8.498611 × 10⁻¹² Btu (th)/(s·in²) | 8.499 × 10⁻¹² |
| 1 dyn/(h·cm) 1.699722 × 10⁻¹¹ Btu (th)/(s·in²) | 1.7 × 10⁻¹¹ |
| 2 dyn/(h·cm) 3.399444 × 10⁻¹¹ Btu (th)/(s·in²) | 3.399 × 10⁻¹¹ |
| 5 dyn/(h·cm) 8.498611 × 10⁻¹¹ Btu (th)/(s·in²) | 8.499 × 10⁻¹¹ |
| 10 dyn/(h·cm) 1.699722 × 10⁻¹⁰ Btu (th)/(s·in²) | 1.7 × 10⁻¹⁰ |
| 20 dyn/(h·cm) 3.399444 × 10⁻¹⁰ Btu (th)/(s·in²) | 3.399 × 10⁻¹⁰ |
| 25 dyn/(h·cm) 4.249306 × 10⁻¹⁰ Btu (th)/(s·in²) | 4.249 × 10⁻¹⁰ |
| 50 dyn/(h·cm) 8.498611 × 10⁻¹⁰ Btu (th)/(s·in²) | 8.499 × 10⁻¹⁰ |
| 100 dyn/(h·cm) 1.699722 × 10⁻⁹ Btu (th)/(s·in²) | 1.7 × 10⁻⁹ |
| 250 dyn/(h·cm) 4.249306 × 10⁻⁹ Btu (th)/(s·in²) | 4.249 × 10⁻⁹ |
| 500 dyn/(h·cm) 8.498611 × 10⁻⁹ Btu (th)/(s·in²) | 8.499 × 10⁻⁹ |
| 1000 dyn/(h·cm) 1.699722 × 10⁻⁸ Btu (th)/(s·in²) | 1.7 × 10⁻⁸ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 Btu (th)/(s·in²) 5.883314 × 10¹⁰ dyn/(h·cm) | 5.883 × 10¹⁰ |
| 5 Btu (th)/(s·in²) 2.941657 × 10¹¹ dyn/(h·cm) | 2.942 × 10¹¹ |
| 10 Btu (th)/(s·in²) 5.883314 × 10¹¹ dyn/(h·cm) | 5.883 × 10¹¹ |
| 50 Btu (th)/(s·in²) 2.941657 × 10¹² dyn/(h·cm) | 2.942 × 10¹² |
| 100 Btu (th)/(s·in²) 5.883314 × 10¹² dyn/(h·cm) | 5.883 × 10¹² |
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 Dyne/hour/centimeter (dyn/(h·cm)) and Btu (th)/second/square inch (Btu (th)/(s·in²)):
Dyne/hour/centimeter References:
- CGS heat flux unit: Low-temperature cryogenic boil-off flux 5000 dyn/(h·cm)
Btu (th)/second/square inch References:
- Gas turbine first-stage stationary nozzle guide vane heat flux 0.5 Btu (th)/(s·in²)
How to Convert Dyne/hour/centimeter to Btu (th)/second/square inch
Converting Dyne/hour/centimeter (dyn/(h·cm)) to Btu (th)/second/square inch (Btu (th)/(s·in²)) 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 Dyne/hour/centimeter translates to 1.699722 × 10⁻¹¹ Btu (th)/second/square inch (1 Btu (th)/(s·in²) = 5.883314 × 10¹⁰ dyn/(h·cm)).
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 dyn/(h·cm) = 2.777778 × 10⁻⁵ watt per square meter (W/m²)1 Btu (th)/(s·in²) = 1634253.963066 watt per square meter (W/m²)V(Btu (th)/(s·in²)) = V(dyn/(h·cm)) × ( 2.777778 × 10⁻⁵ / 1634253.963066 ) = V(dyn/(h·cm)) × 1.699722 × 10⁻¹¹Value in Btu (th)/second/square inch = Value in Dyne/hour/centimeter × 1.69972222 × 10⁻¹¹Direct computational formula applied for standard conversion.For an engineering input of 15 dyn/(h·cm), applying the conversion factor yields exactly 2.549583 × 10⁻¹⁰ Btu (th)/(s·in²). At larger operational scale, 5000 Dyne/hour/centimeter corresponds to 8.498611 × 10⁻⁸ Btu (th)/(s·in²).
Inverse check: 1 Btu (th)/(s·in²) = 5.883314 × 10¹⁰ dyn/(h·cm).Understanding Dyne/hour/centimeter and Btu (th)/second/square inch
Dyne/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/m²Btu (th)/second/square inch
Btu (th)/(s·in²)A Btu (th)/second/square inch (Btu (th)/(s·in²)) is an imperial and US customary unit for heat flux density.
Applications & Practical Context
In practical heat flux density terms, a gas turbine first-stage stationary nozzle guide vane heat flux equals 0.5 Btu (th)/(s·in²).
A physical magnitude of 1 Btu (th)/(s·in²) corresponds to 1634253.963066 W/m² in standard SI measurement.
1 Btu (th)/(s·in²) = 1634253.963066 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 dyn/(h·cm) × 2.77777778 × 10⁻⁵ = 2.77777778 × 10⁻⁵ 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 = (2.77777778 × 10⁻⁵ W/m²) × (8 m²) = 0.00022222 W -
4. Convert to Standard Engineering Units:
• W: 0.00022222 × 1 = 0.0002222 W (Watts) • kW: 0.00022222 × 0.001 = 2.2222 × 10⁻⁷ kW (Kilowatts) • MW: 0.00022222 × 1 × 10⁻⁶ = 2.222222 × 10⁻¹⁰ MW (Megawatts) • hp: 0.00022222 × 0.001341 = 2.98 × 10⁻⁷ hp (Horsepower (Mechanical)) • PS: 0.00022222 × 0.00136 = 3.0214 × 10⁻⁷ PS (Metric Horsepower (PS)) • BTU/h: 0.00022222 × 3.4121 = 0.00076 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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