Emission Control
Printing Machines — Comparison of Operating Costs for Absorption / Adsorption
2004·2 min
Operating cost comparison for solvent vapour recovery from continuous web coating machines — absorption at Rs 7.28/kg vs adsorption at Rs 11.70/kg, with a detailed breakdown of power, steam, nitrogen and carbon costs.
Dr. D.M. Mohunta, Commercial, Chemical and Development Company
A quick glance at the operating costs for recovery of volatile organic compounds from continuous web coating machines.
| Unit Cost | Absorption | Total Cost Rs. | Adsorption | Total Cost Rs. | |
|---|---|---|---|---|---|
| Power | 4.00 | 80 HP | 320.00 | 114.1 HP | 456.40 |
| Steam | 1.00 | 280 kg/hr | 280.00 | 408 kg/hr | 408.00 |
| Nitrogen | 6.00 | — | — | 21.25 m³/hr | 127.50 |
| Carbon | 80.00 | — | — | 0.03 kg/hr | 2.40 |
| Others | 1.00 | 19 Rs./hr | 19.00 | — | — |
| Total | 619.00 | 994.30 | |||
| Cost per kg of solvent recovered | 7.28 | 11.70 |
More Information
For more on VOC recovery and gas purification, visit vocrecovery.in