Municipal waste combustor technology | Carbon monoxide emissions level (parts per million by volume)a | Averaging time (hrs)b |
Mass burn waterwall | 100 | 4 |
Mass burn refractory | 100 | 4 |
Mass burn rotary refractory | 100 | 24 |
Mass burn rotary waterwall | 250 | 24 |
Modular starved air | 50 | 4 |
Modular excess air | 50 | 4 |
Refuse-derived fuel stoker | 200 | 24 |
Fluidized bed, mixed fuel (wood/refuse-derived fuel) | 200 | c 24 |
Bubbling fluidized bed combustor | 100 | 4 |
Circulating fluidized bed combustor | 100 | 4 |
Pulverized coal/refuse-derived fuel mixed fuel-fired combustor | 150 | 4 |
Spreader stoker coal/refuse-derived fuel mixed fuel-fired combustor | 200 | 24 |
a Measured at the combustor outlet in conjunction with a measurement of oxygen concentration, corrected to 7 percent oxygen, dry basis. Calculated as an arithmetic average.
b Averaging times are 4-hour or 24-hour block averages.
c 24-hour block average, geometric mean.
40 C.F.R. 62 app Table 3 to Subpart FFF of Part 62