Process for the low-pollutant conversion of fossil fuels into mechanical power
US5802840A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 6, 1996 |
| Grant date | Sep 8, 1998 |
| Priority date | — |
| Expiry date | Sep 6, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/12
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
In a process for the low-pollutant conversion of thermal energy produced by burning fossil fuels into power, the thermal energy produced by burning fossil fuels is delivered directly to the cyclic process by virtue of the fact that in the cyclic process the fuels are burned with oxygen in the presence of carbon dioxide recycled from the cyclic process to form gas turbine operating substances having a temperature of from 800.degree. to 1500.degree. C. Furthermore, according to the invention, the pressure difference between the combustion chamber (1) and the carbon dioxide recycling process is compensated by condensation (11), on the one hand, and evaporation (4, 8) and pre-heating (3) of the carbon dioxide to be recycled and the combustion chamber (1), on the other, by compression (7) and expansion (6) which are performed during the process, preferably with a high-performance gas turbocharger (6, 7). The advantage of the process of the invention resides in the 10 to 20% reduction in the amount of exhaust gas to be discharged into the environment with respect to the prior art, and in the avoidance of nitrogen oxide with a degree of efficiency which is improved in terms of operational…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.