Convert Watt per square metre to Megawatt per square metre
Convert Watt per square metre (W/m²) to Megawatt per square metre (MW/m²) instantly and accurately.
Conversion Formula
MW/m² = W/m² × 1.000000000e-6
About Watt per square metre
The watt per square metre (W/m²) is the SI coherent unit for heat flux density and irradiance. Solar irradiance at Earth's surface ≈ 1000 W/m²; solar constant ≈ 1361 W/m²; human skin radiative emission ≈ 100 W/m²; global average geothermal flux ≈ 0.087 W/m². Referenced in ISO 80000-4. 1 W/m² = 1 J/(s·m²) = 10⁻³ kW/m².
About Megawatt per square metre
The megawatt per square metre (MW/m²) equals exactly 10⁶ W/m². Used in fusion reactor engineering (plasma-facing components: 10-20 MW/m²), concentrated solar power tower receivers (≈1-3 MW/m²), and hypervelocity shock studies. Numerically equal to W/mm². 1 MW/m² = 10⁶ W/m² = 1 W/mm².
Quick Reference Table
| Watt per square metre (W/m²) | Megawatt per square metre (MW/m²) |
|---|---|
| 1 W/m² | 1 × 10-6 MW/m² |
| 2 W/m² | 2 × 10-6 MW/m² |
| 5 W/m² | 5 × 10-6 MW/m² |
| 10 W/m² | 1 × 10-5 MW/m² |
| 25 W/m² | 2.5 × 10-5 MW/m² |
| 50 W/m² | 5 × 10-5 MW/m² |
| 100 W/m² | 1 × 10-4 MW/m² |