Calories (th)/hour/cm² to Dynes/hour/centimeter Converter (cal (th)/(h·cm²) to dyn/(h·cm))
cal (th)/(h·cm²) × 418400 = dyn/(h·cm)
Calculation: 1 cal (th)/(h·cm²) × 418400 = 418400 dyn/(h·cm)
Common Calorie (th)/hour/cm² to Dyne/hour/centimeter Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Calorie (th)/hour/cm² (cal (th)/(h·cm²)) and Dyne/hour/centimeter (dyn/(h·cm)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 cal (th)/(h·cm²) 418.4 dyn/(h·cm) | 4.184 × 10² |
| 0.01 cal (th)/(h·cm²) 4184 dyn/(h·cm) | 4.184 × 10³ |
| 0.1 cal (th)/(h·cm²) 41840 dyn/(h·cm) | 4.184 × 10⁴ |
| 0.5 cal (th)/(h·cm²) 209200 dyn/(h·cm) | 2.092 × 10⁵ |
| 1 cal (th)/(h·cm²) 418400 dyn/(h·cm) | 4.184 × 10⁵ |
| 2 cal (th)/(h·cm²) 836800 dyn/(h·cm) | 8.368 × 10⁵ |
| 5 cal (th)/(h·cm²) 2092000 dyn/(h·cm) | 2.092 × 10⁶ |
| 10 cal (th)/(h·cm²) 4184000 dyn/(h·cm) | 4.184 × 10⁶ |
| 20 cal (th)/(h·cm²) 8368000 dyn/(h·cm) | 8.368 × 10⁶ |
| 25 cal (th)/(h·cm²) 1.046 × 10⁷ dyn/(h·cm) | 1.046 × 10⁷ |
| 50 cal (th)/(h·cm²) 2.092 × 10⁷ dyn/(h·cm) | 2.092 × 10⁷ |
| 100 cal (th)/(h·cm²) 4.184 × 10⁷ dyn/(h·cm) | 4.184 × 10⁷ |
| 250 cal (th)/(h·cm²) 1.046 × 10⁸ dyn/(h·cm) | 1.046 × 10⁸ |
| 500 cal (th)/(h·cm²) 2.092 × 10⁸ dyn/(h·cm) | 2.092 × 10⁸ |
| 1000 cal (th)/(h·cm²) 4.184 × 10⁸ dyn/(h·cm) | 4.184 × 10⁸ |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 dyn/(h·cm) 2.390057 × 10⁻⁶ cal (th)/(h·cm²) | 2.39 × 10⁻⁶ |
| 5 dyn/(h·cm) 1.195029 × 10⁻⁵ cal (th)/(h·cm²) | 1.195 × 10⁻⁵ |
| 10 dyn/(h·cm) 2.390057 × 10⁻⁵ cal (th)/(h·cm²) | 2.39 × 10⁻⁵ |
| 50 dyn/(h·cm) 0.000119503 cal (th)/(h·cm²) | 1.195 × 10⁻⁴ |
| 100 dyn/(h·cm) 0.000239006 cal (th)/(h·cm²) | 2.39 × 10⁻⁴ |
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 Calorie (th)/hour/cm² (cal (th)/(h·cm²)) and Dyne/hour/centimeter (dyn/(h·cm)):
Calorie (th)/hour/cm² References:
- Solar constant extraterrestrial solar irradiance at top of atmosphere 117.1 cal (th)/(h·cm²)
- Clear sky direct midday summer sunlight striking sea level ground 86.0421 cal (th)/(h·cm²)
- Human body resting thermal metabolic heat radiation to room 4.3021 cal (th)/(h·cm²)
- Overcast winter day diffuse solar irradiance at sea level 8.6042 cal (th)/(h·cm²)
Dyne/hour/centimeter References:
- CGS heat flux unit: Low-temperature cryogenic boil-off flux 5000 dyn/(h·cm)
How to Convert Calorie (th)/hour/cm² to Dyne/hour/centimeter
Converting Calorie (th)/hour/cm² (cal (th)/(h·cm²)) 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 Calorie (th)/hour/cm² translates to 418400 Dyne/hour/centimeter (1 dyn/(h·cm) = 2.390057 × 10⁻⁶ cal (th)/(h·cm²)).
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 cal (th)/(h·cm²) = 11.622222 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(cal (th)/(h·cm²)) × ( 11.622222 / 2.777778 × 10⁻⁵ ) = V(cal (th)/(h·cm²)) × 418400Value in Dyne/hour/centimeter = Value in Calorie (th)/hour/cm² × 418400Direct computational formula applied for standard conversion.To convert 12 Calorie (th)/hour/cm² (cal (th)/(h·cm²)) to Dyne/hour/centimeter (dyn/(h·cm)): multiply 12 by 418400 to get 5020800 dyn/(h·cm). At an industrial engineering scale, 1000 cal (th)/(h·cm²) converts to 4.184 × 10⁸ dyn/(h·cm).
Inverse check: 1 dyn/(h·cm) = 2.390057 × 10⁻⁶ cal (th)/(h·cm²).Understanding Calorie (th)/hour/cm² and Dyne/hour/centimeter
Calorie (th)/hour/cm²
cal (th)/(h·cm²)A Calorie (th)/hour/cm² (cal (th)/(h·cm²)) is a recognized 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 117.1 cal (th)/(h·cm²), a clear sky direct midday summer sunlight striking sea level ground equals 86.0421 cal (th)/(h·cm²), a human body resting thermal metabolic heat radiation to room equals 4.3021 cal (th)/(h·cm²).
A physical magnitude of 1 cal (th)/(h·cm²) corresponds to 11.622222 W/m² in standard SI measurement.
1 cal (th)/(h·cm²) = 11.622222 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 cal (th)/(h·cm²) × 11.62222222 = 11.62222222 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 = (11.62222222 W/m²) × (8 m²) = 92.977778 W -
4. Convert to Standard Engineering Units:
• W: 92.977778 × 1 = 92.9778 W (Watts) • kW: 92.977778 × 0.001 = 0.09298 kW (Kilowatts) • MW: 92.977778 × 1 × 10⁻⁶ = 9.297778 × 10⁻⁵ MW (Megawatts) • hp: 92.977778 × 0.001341 = 0.1247 hp (Horsepower (Mechanical)) • PS: 92.977778 × 0.00136 = 0.1264 PS (Metric Horsepower (PS)) • BTU/h: 92.977778 × 3.4121 = 317.25 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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