Dry-distilled coal cooling device, coal upgrading plant, and dry-distilled coal cooling method
The present invention comprises: a first spray pipe (79) that sprays water on to dry-distilled coal that is at least 300°C after coal has been dry-distilled; a first cooling pipe (80) that indirectly cools, to a temperature of at least 100°C, the dry-distilled coal after the water has been sprayed b...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The present invention comprises: a first spray pipe (79) that sprays water on to dry-distilled coal that is at least 300°C after coal has been dry-distilled; a first cooling pipe (80) that indirectly cools, to a temperature of at least 100°C, the dry-distilled coal after the water has been sprayed by the first spray pipe (79); a second spray pipe (82) that sprays water on to the dry-distilled coal cooled by the first cooling pipe (80), such that same has a desired water content; and a second cooling pipe (83) that indirectly cools the dry-distilled coal cooled by the first cooling pipe (80), such that same reaches a desired temperature less than 100°C. As a result, dry-distilled coal can be quickly cooled and can be adjusted to a desired water content. |
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