Joules/second/square meter/K to Calories (it)/second/square centimeter/°C Converter (J/(s·m²·K) to cal/(s·cm²·°C))
J/(s·m²·K) × 2.38846 × 10⁻⁵ = cal/(s·cm²·°C)
Calculation: 1 J/(s·m²·K) × 2.38846 × 10⁻⁵ = 2.38846 × 10⁻⁵ cal/(s·cm²·°C)
Common Joule/second/square meter/K to Calorie (IT)/second/square centimeter/°C Calculations
Quick-lookup reference table showing calculated equivalents for standard increments between Joule/second/square meter/K (J/(s·m²·K)) and Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)).
| Conversion & Equivalent Value | Scientific Notation |
|---|---|
| 0.001 J/(s·m²·K) 2.38846 × 10⁻⁸ cal/(s·cm²·°C) | 2.388 × 10⁻⁸ |
| 0.01 J/(s·m²·K) 2.38846 × 10⁻⁷ cal/(s·cm²·°C) | 2.388 × 10⁻⁷ |
| 0.1 J/(s·m²·K) 2.38846 × 10⁻⁶ cal/(s·cm²·°C) | 2.388 × 10⁻⁶ |
| 0.5 J/(s·m²·K) 1.19423 × 10⁻⁵ cal/(s·cm²·°C) | 1.194 × 10⁻⁵ |
| 1 J/(s·m²·K) 2.38846 × 10⁻⁵ cal/(s·cm²·°C) | 2.388 × 10⁻⁵ |
| 2 J/(s·m²·K) 4.77692 × 10⁻⁵ cal/(s·cm²·°C) | 4.777 × 10⁻⁵ |
| 5 J/(s·m²·K) 0.000119423 cal/(s·cm²·°C) | 1.194 × 10⁻⁴ |
| 10 J/(s·m²·K) 0.000238846 cal/(s·cm²·°C) | 2.388 × 10⁻⁴ |
| 20 J/(s·m²·K) 0.000477692 cal/(s·cm²·°C) | 4.777 × 10⁻⁴ |
| 25 J/(s·m²·K) 0.000597115 cal/(s·cm²·°C) | 5.971 × 10⁻⁴ |
| 50 J/(s·m²·K) 0.00119423 cal/(s·cm²·°C) | 1.194 × 10⁻³ |
| 100 J/(s·m²·K) 0.00238846 cal/(s·cm²·°C) | 2.388 × 10⁻³ |
| 250 J/(s·m²·K) 0.00597115 cal/(s·cm²·°C) | 5.971 × 10⁻³ |
| 500 J/(s·m²·K) 0.0119423 cal/(s·cm²·°C) | 1.194 × 10⁻² |
| 1000 J/(s·m²·K) 0.0238846 cal/(s·cm²·°C) | 2.388 × 10⁻² |
| Reciprocal & Equivalent Value | Scientific Notation |
|---|---|
| 1 cal/(s·cm²·°C) 41867.98188 J/(s·m²·K) | 4.187 × 10⁴ |
| 5 cal/(s·cm²·°C) 209339.909398 J/(s·m²·K) | 2.093 × 10⁵ |
| 10 cal/(s·cm²·°C) 418679.818795 J/(s·m²·K) | 4.187 × 10⁵ |
| 50 cal/(s·cm²·°C) 2093399.093977 J/(s·m²·K) | 2.093 × 10⁶ |
| 100 cal/(s·cm²·°C) 4186798.187954 J/(s·m²·K) | 4.187 × 10⁶ |
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 Joule/second/square meter/K (J/(s·m²·K)) and Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)):
Joule/second/square meter/K References:
- Equivalent to W/(m²·K): Forced water cooling jacket convection 2500 J/(s·m²·K)
Calorie (IT)/second/square centimeter/°C References:
- High-velocity liquid sodium fast reactor heat exchanger core 0.5 cal/(s·cm²·°C)
How to Convert Joule/second/square meter/K to Calorie (IT)/second/square centimeter/°C
Converting Joule/second/square meter/K (J/(s·m²·K)) to Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) is a core calculation in Heat Transfer Coefficient, which quantifies the proportionality constant between the heat flux and the thermodynamic driving temperature difference. Because Calorie (IT)/second/square centimeter/°C is a broader physical scale than Joule/second/square meter/K, converting from J/(s·m²·K) to cal/(s·cm²·°C) condenses the numerical figure. It takes 41867.98188 Joule/second/square meter/K to equal a single Calorie (IT)/second/square centimeter/°C (1 J/(s·m²·K) = 2.38846 × 10⁻⁵ cal/(s·cm²·°C)). To convert any quantity, multiply by 2.38846 × 10⁻⁵ (or divide by 41867.98188).
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 kelvin (W/(m²·K))) without arbitrary rounding:
1 J/(s·m²·K) = 1 watt per square meter kelvin (W/(m²·K))1 cal/(s·cm²·°C) = 41867.98188 watt per square meter kelvin (W/(m²·K))V(cal/(s·cm²·°C)) = V(J/(s·m²·K)) × ( 1 / 41867.98188 ) = V(J/(s·m²·K)) × 2.38846 × 10⁻⁵Value in Calorie (IT)/second/square centimeter/°C = Value in Joule/second/square meter/K × 2.38846 × 10⁻⁵Direct computational formula applied for standard conversion.For an engineering input of 36 J/(s·m²·K), applying the conversion factor yields exactly 0.000859846 cal/(s·cm²·°C). At larger operational scale, 240 Joule/second/square meter/K corresponds to 0.0057323 cal/(s·cm²·°C).
Inverse check: 1 cal/(s·cm²·°C) = 41867.98188 J/(s·m²·K).Understanding Joule/second/square meter/K and Calorie (IT)/second/square centimeter/°C
Joule/second/square meter/K
J/(s·m²·K)A Joule/second/square meter/K (J/(s·m²·K)) is a recognized unit for heat transfer coefficient.
Applications & Practical Context
In practical heat transfer coefficient terms, a equivalent to W/(m²·K): Forced water cooling jacket convection equals 2500 J/(s·m²·K).
A heat transfer coefficient of 1 J/(s·m²·K) yields 1 watt of thermal energy transfer per square meter for each kelvin difference.
1 J/(s·m²·K) = 1 W/(m²·K)Calorie (IT)/second/square centimeter/°C
cal/(s·cm²·°C)A Calorie (IT)/second/square centimeter/°C (cal/(s·cm²·°C)) is a recognized unit for heat transfer coefficient.
Applications & Practical Context
In practical heat transfer coefficient terms, a high-velocity liquid sodium fast reactor heat exchanger core equals 0.5 cal/(s·cm²·°C).
A physical magnitude of 1 cal/(s·cm²·°C) corresponds to 41867.98188 W/(m²·K) in standard SI measurement.
1 cal/(s·cm²·°C) = 41867.98188 W/(m²·K)Domain Metrology & Engineering Applications
Newton's Law of Cooling (q = h · ΔT)
Rigorously quantified in laboratory and field settings using surface heat flux transducer plates coupled with surface RTD arrays, and wind tunnel boundary layer calorimeters.
Applied across industrial heat exchanger rating, nuclear reactor cooling loop simulation, electronics forced-air cooling, and architectural U-value certification under international metrology standard ISO 80000-5:2019, ASME PTC.
Formulas, conversion coefficients, and base definitions on this page strictly adhere to the ISO 80000-5:2019, ASME PTC and the BIPM SI Brochure (9th Edition). Governed by Newton's Law of Cooling (q = h · ΔT) under ISO 80000 dimensional vector [M T⁻³ Θ⁻¹].
Heat Transfer Coefficient to Convective Flux Bridge (W/m² • kW/m² • BTU/(h·ft²) • cal/(s·cm²))
Calculate Newton’s law of cooling convective heat flux q" = h × ΔT across convective film temperature drops, bridging heat transfer coefficient [M T⁻³ Θ⁻¹] with heat flux [M T⁻³].
q" = h × ΔT
[W/(m²·K)] × [K] → [W/m²]
-
1. Normalize Input to SI Base Unit (W/(m²·K)):
h = 1 J/(s·m²·K) × 1 = 1 W/(m²·K) -
2. Apply Engineering Parameter (ΔT):
Selected condition: Forced Air Duct Cooling (ΔT = 25 K) at ΔT = 25 K -
3. Execute Governing Physical Law in SI Units:
q" = h × ΔT = (1 W/(m²·K)) × (25 K) = 25 W/m² -
4. Convert to Standard Engineering Units:
• W/m²: 25 × 1 = 25 W/m² (Watts per Square Meter) • kW/m²: 25 × 0.001 = 0.025 kW/m² (Kilowatts per Square Meter) • BTU/(h·ft²): 25 × 0.317 = 7.925 BTU/(h·ft²) (BTU per Hour Sq. Foot) • cal/(s·cm²): 25 × 2.3885 × 10⁻⁵ = 0.00059711 cal/(s·cm²) (Calories per Second Sq. Cm) • Ly/min: 25 × 0.001433 = 0.03583 Ly/min (Langley per Minute) • MW/m²: 25 × 1 × 10⁻⁶ = 2.5 × 10⁻⁵ MW/m² (Megawatts per Square Meter)
| Engineering Substance / Operating Standard | Parameter Value (K) | Reference State / Condition | Typical Industrial & Engineering Application |
|---|---|---|---|
| Natural Air Convection (ΔT = 15 K) | 15 |
ΔT = 15 K (15°C) | Still room air room heating surface delta |
| Forced Air Duct Cooling (ΔT = 25 K) | 25 |
ΔT = 25 K (25°C) | Forced fan ventilation heatsink airflow |
| Forced Liquid Water Cooling (ΔT = 30 K) | 30 |
ΔT = 30 K | Pumped liquid cold plate or engine jacket |
| Nucleate Boiling Heat Transfer (ΔT = 50 K) | 50 |
ΔT = 50 K | Boiler evaporator tube wall boundary |
Frequently Asked Questions
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Explore interconnected physical dimension converters within the Thermodynamics & Heat cluster (ISO 80000-5:2019).