Since the amendment to the German Technical Instructions on Air Quality Control the waste gases from glass-kilns need to be precipitated. Dust collecting is done at high temperatures in the filter. In some cases spray absorption is also used for contaminant gas purification behind glass troughs.
| 1 |
NaOH tank |
2 |
Water |
3 |
Hot gas from the glass trough |
4 |
Quench reactor |
| 5 |
Filter for glass-kiln |
6 |
Chimney |
7 |
Dosing pump |
8 |
Quench pump |
| 9 |
Transport container |
10 |
Induced draft |
|
|
|
|
Filter title
| typical design data |
Unit of measure |
Filter |
| Gas volume |
m³/h |
38,000 |
| Gas temperature |
°C |
180 - 200 |
| Type of dust |
|
Sodium sulphate, soda, borax, quartz |
| Residual dust content |
mg/m³ |
< 10 |
| Raw gas dust content |
g/m³ |
10 - 25 |
| Cleaning |
|
offline |
| Filter medium |
|
Polyimide |
| Explosion protected design |
|
not necessary |
| Sorbent |
|
Sodium hydroxide |
