Convert Pound-moles per day to Kilomoles per second
Convert Pound-moles per day (lb-mol/d) to Kilomoles per second (kmol/s) instantly and accurately.
Conversion Formula
kmol/s = lb-mol/d × 5.249911690e-6
About Pound-moles per day
The pound-mole per day (lb-mol/d) equals 453.59237/86400 ≈ 5.249×10⁻³ mol/s, used for daily material-balance reconciliation in US petroleum refineries and chemical plants. Process computer logs accumulate flow integrals as lb-mol/d; pipeline natural-gas custody-transfer accounting also uses lb-mol/d figures in US contracts. 1 lb-mol/d ≈ 5.249×10⁻³ mol/s = 453.59 mol/d.
About Kilomoles per second
The kilomole per second (kmol/s) equals 1 000 mol/s, characterising the very largest industrial chemical processes. A world-scale ammonia synthesis plant produces ≈3 kmol/s of NH₃; a large steam methane reformer converts natural gas at ≈10 kmol/s. It is the preferred unit in European process simulation when outputs are in the thousands of tonnes per day. 1 kmol/s = 1 000 mol/s = 3 600 kmol/h.
Quick Reference Table
| Pound-moles per day (lb-mol/d) | Kilomoles per second (kmol/s) |
|---|---|
| 1 lb-mol/d | 5.25 × 10-6 kmol/s |
| 2 lb-mol/d | 1.05 × 10-5 kmol/s |
| 5 lb-mol/d | 2.625 × 10-5 kmol/s |
| 10 lb-mol/d | 5.25 × 10-5 kmol/s |
| 25 lb-mol/d | 0.000131248 kmol/s |
| 50 lb-mol/d | 0.000262496 kmol/s |
| 100 lb-mol/d | 0.000524991 kmol/s |